/* ===== إعدادات عامة ===== */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

[hidden] {
    display: none !important;
}

:root {
  --color-primary: #2563eb;
  --color-primary-dark: #1d4ed8;
  --color-bg: #f8fafc;
  --color-surface: #ffffff;
  --color-text: #1e293b;
  --color-text-muted: #64748b;
  --color-border: #e2e8f0;
  --shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
  --radius: 12px;
}

body {
  font-family: "Segoe UI", Tahoma, Arial, sans-serif;
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
  direction: rtl;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ===== الرأس ===== */
.header {
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: 1rem 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.header__title {
  font-size: 1.4rem;
  color: var(--color-primary);
  font-weight: 700;
}

/* ===== الأزرار ===== */
.btn {
  border: none;
  cursor: pointer;
  border-radius: 8px;
  font-size: 0.95rem;
  font-family: inherit;
  transition: background-color 0.2s, transform 0.15s;
}

.btn:active {
  transform: scale(0.97);
}

.btn--login {
  background-color: var(--color-primary);
  color: #fff;
  padding: 0.55rem 1.4rem;
}

.btn--login:hover {
  background-color: var(--color-primary-dark);
}

.btn--course {
  background-color: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
  padding: 0.45rem 1.2rem;
  margin-top: 1rem;
}

.btn--course:hover {
  background-color: var(--color-primary);
  color: #fff;
}

a.btn {
  display: inline-block;
  text-decoration: none;
  text-align: center;
}

.btn--back {
  background-color: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
  padding: 0.45rem 1.2rem;
}

.btn--back:hover {
  background-color: var(--color-primary);
  color: #fff;
}

/* ===== قسم الترحيب ===== */
.main {
  padding: 3rem 0 4rem;
}

.hero {
  text-align: center;
  margin-bottom: 3rem;
}

.hero__title {
  font-size: 1.8rem;
  margin-bottom: 0.75rem;
}

.hero__text {
  color: var(--color-text-muted);
  max-width: 600px;
  margin: 0 auto;
  font-size: 1.05rem;
}

/* ===== الكورسات ===== */
.courses__heading {
  text-align: center;
  font-size: 1.5rem;
  margin-bottom: 2rem;
}

.courses__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.course-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.75rem;
  box-shadow: var(--shadow);
  transition: transform 0.2s, box-shadow 0.2s;
}

.course-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.course-card__icon {
  font-size: 2.2rem;
  margin-bottom: 0.75rem;
}

.course-card__title {
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
  color: var(--color-primary);
}

.course-card__desc {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

/* ===== صفحة الكورس ===== */
.course-page__title {
  font-size: 1.8rem;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
}

.course-page__intro {
  color: var(--color-text-muted);
  margin-bottom: 2rem;
  font-size: 1.05rem;
}

.course-page__subtitle {
  font-size: 1.2rem;
  margin-bottom: 1rem;
}

.course-page__status {
  color: var(--color-text-muted);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.25rem;
  text-align: center;
  box-shadow: var(--shadow);
}

.course-page__status--error {
  color: #b91c1c;
  background-color: #fef2f2;
  border-color: #fecaca;
}

.course-page__thumbnail {
  display: block;
  width: 100%;
  max-height: 360px;
  object-fit: cover;
  border-radius: var(--radius);
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow);
}

.course-page__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.course-page__meta-item {
  color: var(--color-text-muted);
  background-color: #eff6ff;
  border: 1px solid #bfdbfe;
  border-radius: 999px;
  padding: 0.35rem 0.85rem;
  font-size: 0.9rem;
}

.course-page__meta-item strong {
  color: var(--color-text);
}

.course-progress {
  margin-bottom: 2rem;
  padding: 1.25rem;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.course-progress__heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.35rem;
}

.course-progress__heading h3 {
  font-size: 1.05rem;
}

.course-progress__heading strong {
  color: var(--color-primary);
}

.course-progress > p {
  margin-bottom: 0.75rem;
  color: var(--color-text-muted);
}

.course-progress__congratulations {
  margin-top: 0.85rem;
  margin-bottom: 0 !important;
  color: #15803d !important;
  font-weight: 800;
}

.lessons-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.lessons-list__item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  box-shadow: var(--shadow);
}

.lessons-list__link {
  display: block;
  flex: 1;
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.2s;
}

.lessons-list__link:hover {
  color: var(--color-primary-dark);
}

.lessons-list__item:has(.lessons-list__link):hover {
  border-color: var(--color-primary);
  transform: translateX(-4px);
  transition: transform 0.2s, border-color 0.2s;
}

/* ===== صفحة الدرس ===== */
.lesson-admin-preview-badge {
  margin-bottom: 1.25rem;
  padding: 0.75rem 1rem;
  color: #92400e;
  background-color: #fffbeb;
  border: 1px solid #fcd34d;
  border-radius: var(--radius);
  font-weight: 800;
  text-align: center;
}

.course-modules {
  display: grid;
  gap: 1rem;
  margin-top: 1rem;
}

.course-modules__intro {
  margin: -0.35rem 0 1rem;
  color: #64748b;
  font-size: 0.92rem;
}

.course-module {
  overflow: hidden;
  border: 1px solid #dbe4ee;
  border-radius: 16px;
  background: #fff;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.06);
}

.course-module__summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.15rem;
  cursor: pointer;
  list-style: none;
  background: #f8fafc;
}

.course-module__summary::-webkit-details-marker {
  display: none;
}

.course-module__summary::after {
  content: "+";
  flex: 0 0 auto;
  color: #0f766e;
  font-size: 1.35rem;
  font-weight: 800;
}

.course-module[open] > .course-module__summary::after {
  content: "−";
}

.course-module--locked {
  border-color: #d7dde5;
  background: #f8fafc;
  box-shadow: none;
}

.course-module--locked .course-module__summary {
  cursor: not-allowed;
  color: #64748b;
  background: #f1f5f9;
}

.course-module--locked .course-module__summary::after {
  content: "🔒";
  filter: grayscale(1);
  opacity: 0.7;
}

.course-module--locked .course-module__number {
  color: #64748b;
  background: #e2e8f0;
}

.course-module__heading {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  min-width: 0;
}

.course-module__number {
  display: grid;
  width: 2.5rem;
  height: 2.5rem;
  flex: 0 0 2.5rem;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: #0f766e;
  font-weight: 800;
}

.course-module__titles {
  display: grid;
  gap: 0.2rem;
}

.course-module__titles small {
  color: #64748b;
  font-size: 0.82rem;
  font-weight: 600;
}

.course-module__count {
  flex: 0 0 auto;
  margin-inline-start: auto;
  color: #475569;
  font-size: 0.88rem;
}

.course-module__lessons {
  margin: 0;
  padding: 0.75rem 1rem 1rem;
}

.lessons-list__link {
  display: grid;
  gap: 0.2rem;
}

.lessons-list__title-en {
  color: #64748b;
  font-size: 0.8rem;
  font-weight: 500;
}

.course-modules__empty {
  margin: 0;
  padding: 1rem;
  border: 1px dashed #cbd5e1;
  border-radius: 12px;
  color: #64748b;
  text-align: center;
}

@media (max-width: 640px) {
  .course-module__summary {
    align-items: flex-start;
    flex-wrap: wrap;
  }

  .course-module__count {
    width: 100%;
    margin-inline-start: 3.35rem;
  }
}

.lesson-completion-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.8rem;
  height: 1.8rem;
  flex: 0 0 auto;
  color: #fff;
  background-color: #16a34a;
  border-radius: 50%;
  font-weight: 900;
}

.lesson-free-preview-badge,
.lesson-preview-badge {
  display: inline-block;
  padding: 0.25rem 0.7rem;
  color: #166534;
  background-color: #dcfce7;
  border: 1px solid #86efac;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 800;
}

.lesson-free-preview-badge {
  margin-bottom: 1.25rem;
}

.lesson-access-denied,
.course-access-message {
  padding: 1rem 1.2rem;
  color: #92400e;
  background-color: #fffbeb;
  border: 1px solid #fcd34d;
  border-radius: var(--radius);
}

.lesson-access-denied {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.course-access-message {
  margin-bottom: 1rem;
}

.lesson-page__title {
  font-size: 1.6rem;
  color: var(--color-primary);
  margin-bottom: 1.5rem;
}

.lesson-page__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: -0.75rem 0 1.4rem;
}

.lesson-page__meta-item {
  padding: 6px 12px;
  border-radius: 999px;
  background-color: #e8f1ff;
  color: #1456a0;
  font-size: 0.92rem;
  font-weight: 700;
}

.lesson-page__summary {
  margin-bottom: 1.25rem;
  padding: 14px 18px;
  border-right: 4px solid var(--color-accent);
  border-radius: var(--radius);
  background-color: #fff8dc;
  color: #374151;
  line-height: 1.9;
}

.video-placeholder {
  background-color: #1e293b;
  color: #94a3b8;
  border-radius: var(--radius);
  min-height: 320px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  margin-bottom: 2rem;
}

.lesson-page__content {
  color: var(--color-text);
  font-size: 1.05rem;
  margin-bottom: 2rem;
  line-height: 1.8;
}

/* Live sessions share the academy dashboard language and keep original lesson video separate. */
.lesson-live-sessions {
  margin-block: 1.5rem;
  padding: clamp(1rem, 3vw, 1.5rem);
  border: 1px solid #cbd5e1;
  border-radius: 1rem;
  background: #f8fafc;
}

.live-session-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem;
  margin-block: .75rem;
  border: 1px solid #cbd5e1;
  border-inline-start: .35rem solid #0f766e;
  border-radius: .85rem;
  background: #fff;
  color: #0f172a;
}

.live-session-card p { margin: .35rem 0 0; color: #334155; }
.live-session-card__actions { display: flex; flex-wrap: wrap; gap: .5rem; align-items: center; }
.live-security-note { padding: .85rem 1rem; border-radius: .75rem; background: #ecfeff; color: #164e63; line-height: 1.8; }

@media (max-width: 680px) {
  .live-session-card { align-items: stretch; flex-direction: column; }
  .live-session-card__actions .btn { width: 100%; text-align: center; }
}

.lesson-attachments {
  margin-bottom: 2rem;
  padding: 1.25rem;
  border: 1px solid #dce5f1;
  border-radius: 16px;
  background: #fff;
  box-shadow: 0 10px 28px rgba(7, 29, 73, 0.06);
}

.lesson-attachments__title {
  margin: 0 0 1rem;
  color: #071d49;
  font-size: 1.2rem;
}

.lesson-attachments__list {
  display: grid;
  gap: 0.75rem;
}

.lesson-attachment {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.95rem 1rem;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  background: #f8fafc;
}

.lesson-attachment__details {
  min-width: 0;
}

.lesson-attachment__title {
  margin: 0;
  overflow-wrap: anywhere;
  color: #10213f;
  font-size: 1rem;
}

.lesson-attachment__meta {
  margin: 0.25rem 0 0;
  color: #64748b;
  font-size: 0.82rem;
}

.lesson-attachment__actions {
  display: flex;
  flex: 0 0 auto;
  gap: 0.55rem;
}

.lesson-attachment__action {
  padding: 0.5rem 0.85rem;
  border: 1px solid #0c6fa5;
  background: #fff;
  color: #075caa;
  text-decoration: none;
}

.lesson-attachment__action:hover {
  background: #eaf6fb;
}

.lesson-attachment__action--download {
  background: #0b2b62;
  color: #fff;
}

.lesson-attachment__action--download:hover {
  background: #071d49;
}

.lesson-files {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-bottom: 2rem;
  box-shadow: var(--shadow);
}

.lesson-files__title {
  font-size: 1.1rem;
  margin-bottom: 1rem;
}

.btn--download {
  background-color: var(--color-primary);
  color: #fff;
  padding: 0.55rem 1.4rem;
}

.btn--download:hover {
  background-color: var(--color-primary-dark);
}

.lesson-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn--nav {
  background-color: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
  padding: 0.55rem 1.4rem;
}

.btn--nav:hover {
  background-color: var(--color-primary);
  color: #fff;
}

.btn--nav-disabled {
  opacity: 0.4;
  cursor: not-allowed;
  pointer-events: none;
}

.lesson-completion {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin-top: 1.75rem;
}

.btn--complete-lesson {
  min-width: 220px;
  background-color: var(--color-primary);
  color: #fff;
  padding: 0.7rem 1.5rem;
  font-weight: 700;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.2);
}

.btn--complete-lesson:hover {
  background-color: var(--color-primary-dark);
}

.btn--complete-lesson-done,
.btn--complete-lesson-done:hover {
  background-color: #15803d;
  box-shadow: 0 4px 12px rgba(21, 128, 61, 0.2);
  cursor: default;
}

.btn--cancel-completion {
  margin-top: 0.75rem;
  color: #b91c1c;
  background-color: transparent;
  border: 1px solid #fecaca;
}

.btn--cancel-completion:hover {
  background-color: #fef2f2;
  border-color: #fca5a5;
}

.lesson-completion__message {
  min-height: 24px;
  margin-top: 12px;
  color: #15803d;
  font-weight: 700;
}

.lesson-completion__message--error {
  color: #b42318;
}

/* ===== صفحة تسجيل الدخول ===== */
.login {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 60vh;
}

.login__card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 2.5rem;
  box-shadow: var(--shadow);
  width: 100%;
  max-width: 440px;
}

.login__title {
  font-size: 1.6rem;
  color: var(--color-primary);
  text-align: center;
  margin-bottom: 1.75rem;
}

.login__form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.login__field {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  border: none;
  padding: 0;
  margin: 0;
}

.login__field--account {
  gap: 0.75rem;
}

.login__label {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-text);
}

.login__input {
  padding: 0.65rem 0.9rem;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  font-size: 0.95rem;
  font-family: inherit;
  color: var(--color-text);
  background-color: var(--color-bg);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.login__input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.login__radios {
  display: flex;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.login__radio {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  cursor: pointer;
  font-size: 0.95rem;
  color: var(--color-text);
}

.login__radio input[type="radio"] {
  accent-color: var(--color-primary);
  width: 1rem;
  height: 1rem;
  cursor: pointer;
}

.btn--submit {
  background-color: var(--color-primary);
  color: #fff;
  padding: 0.65rem 1.4rem;
  font-size: 1rem;
  font-weight: 600;
  margin-top: 0.5rem;
}

.btn--submit:hover {
  background-color: var(--color-primary-dark);
}

.btn--submit:disabled {
  opacity: 0.7;
  cursor: wait;
}

.login__message {
  margin: 0;
  padding: 0.65rem 0.9rem;
  border-radius: 8px;
  font-size: 0.9rem;
  text-align: center;
}

.login__message--error {
  color: #b91c1c;
  background-color: #fef2f2;
  border: 1px solid #fecaca;
}

.login__message--success {
  color: #15803d;
  background-color: #f0fdf4;
  border: 1px solid #bbf7d0;
}

.login__forgot {
  text-align: center;
  color: var(--color-primary);
  font-size: 0.9rem;
  text-decoration: none;
  transition: color 0.2s;
}

.login__forgot:hover {
  color: var(--color-primary-dark);
  text-decoration: underline;
}

.login__register {
  display: block;
  color: var(--color-primary);
  background-color: #eff6ff;
  border: 1px solid #bfdbfe;
  border-radius: 8px;
  padding: 0.65rem 0.9rem;
  text-align: center;
  font-weight: 700;
  text-decoration: none;
  transition: background-color 0.2s, border-color 0.2s;
}

.login__register:hover {
  background-color: #dbeafe;
  border-color: #93c5fd;
}

.auth-loading .header,
.auth-loading .main,
.auth-loading .footer {
  visibility: hidden;
}

/* ===== لوحة الطالب ===== */
.dashboard-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.dashboard-page .main {
  flex: 1;
}

.dashboard-header__actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.btn--logout {
  background-color: #fff;
  color: #b91c1c;
  border: 2px solid #fecaca;
  padding: 0.45rem 1.2rem;
}

.btn--logout:hover {
  background-color: #fef2f2;
  border-color: #fca5a5;
}

.dashboard {
  padding-top: 2.25rem;
}

.dashboard__welcome {
  position: relative;
  overflow: hidden;
  color: #fff;
  background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
  border-radius: 18px;
  padding: 2.5rem;
  margin-bottom: 2.5rem;
  box-shadow: 0 12px 30px rgba(37, 99, 235, 0.22);
}

.dashboard__welcome::after {
  content: "";
  position: absolute;
  width: 190px;
  height: 190px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.09);
  top: -85px;
  left: -45px;
}

.dashboard__eyebrow,
.dashboard__section-label,
.student-course-card__category,
.summary-card__label {
  font-size: 0.85rem;
  font-weight: 700;
}

.dashboard__eyebrow {
  color: #bfdbfe;
  margin-bottom: 0.4rem;
}

.dashboard__title {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.dashboard__intro {
  color: #dbeafe;
  max-width: 640px;
}

.dashboard__section {
  margin-bottom: 2rem;
}

.video-placeholder__link {
  color: #ffffff;
  font-weight: 700;
  text-decoration: underline;
}

.dashboard__section-heading {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.dashboard__section-heading h2 {
  font-size: 1.5rem;
}

.dashboard__section-label,
.student-course-card__category,
.summary-card__label {
  color: var(--color-text-muted);
}

.dashboard__course-count {
  color: var(--color-primary);
  background-color: #eff6ff;
  border: 1px solid #bfdbfe;
  border-radius: 999px;
  padding: 0.25rem 0.8rem;
  font-size: 0.85rem;
  font-weight: 600;
}

.student-course-card {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 1.5rem;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 1.75rem;
  box-shadow: var(--shadow);
}

.student-courses__list {
  display: grid;
  gap: 1.25rem;
}

.student-courses__status {
  padding: 1.25rem;
  color: var(--color-text-muted);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  text-align: center;
}

.student-courses__status--empty {
  color: #475569;
}

.student-courses__status--error {
  color: #b91c1c;
  background-color: #fef2f2;
  border-color: #fecaca;
}

.student-course-card__icon {
  width: 72px;
  height: 72px;
  display: grid;
  place-items: center;
  background-color: #eff6ff;
  border-radius: 16px;
  font-size: 2rem;
}

.student-course-card__title {
  color: var(--color-primary);
  font-size: 1.3rem;
  margin: 0.1rem 0 0.35rem;
}

.student-course-card__desc {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  margin-bottom: 1rem;
}

.student-course-card__progress-heading {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  color: var(--color-text-muted);
  font-size: 0.85rem;
  margin-bottom: 0.4rem;
}

.student-course-card__progress-heading strong {
  color: var(--color-primary);
}

.progress-bar {
  height: 9px;
  overflow: hidden;
  background-color: #e2e8f0;
  border-radius: 999px;
}

.progress-bar__value {
  display: block;
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--color-primary), #60a5fa);
  border-radius: inherit;
  transition: width 0.35s ease;
}

.student-course-card__actions {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 0.6rem;
}

.btn--continue {
  background-color: var(--color-primary);
  color: #fff;
  padding: 0.65rem 1.4rem;
  white-space: nowrap;
}

.btn--continue:hover {
  background-color: var(--color-primary-dark);
}

.btn--reset-progress {
  color: #b91c1c;
  background-color: transparent;
  border: 1px solid #fecaca;
  padding: 0.35rem 0.65rem;
  font-size: 0.78rem;
}

.btn--reset-progress:hover {
  background-color: #fef2f2;
  border-color: #fca5a5;
}

.dashboard__summary {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem;
}

.summary-card {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  position: relative;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 1.5rem;
  box-shadow: var(--shadow);
}

.summary-card__icon {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  font-size: 1.35rem;
}

.summary-card__icon--exam {
  background-color: #fef3c7;
}

.summary-card__icon--certificate {
  background-color: #ecfdf5;
}

.summary-card__title {
  font-size: 1.05rem;
  margin: 0.15rem 0 0.3rem;
}

.summary-card__text {
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.summary-card__status {
  grid-column: 2;
  justify-self: start;
  color: #92400e;
  background-color: #fffbeb;
  border-radius: 999px;
  padding: 0.15rem 0.65rem;
  font-size: 0.78rem;
  font-weight: 700;
}

.summary-card__status--muted {
  color: var(--color-text-muted);
  background-color: var(--color-bg);
}

/* ===== لوحة الإدارة ===== */
.admin-dashboard__welcome {
  background: linear-gradient(135deg, #0f3d74, var(--color-primary));
}

.admin-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.25rem;
  margin-bottom: 2.5rem;
}

.admin-stat-card {
  position: relative;
  overflow: hidden;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 1.5rem;
  box-shadow: var(--shadow);
}

.admin-stat-card__icon {
  display: inline-grid;
  width: 46px;
  height: 46px;
  place-items: center;
  margin-bottom: 0.8rem;
  border-radius: 12px;
  background-color: #eff6ff;
  font-size: 1.35rem;
}

.admin-stat-card__label {
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.admin-stat-card__value {
  display: block;
  color: var(--color-primary);
  font-size: 2rem;
  line-height: 1.35;
}

.admin-tools__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.admin-tool-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 14px;
  padding: 1.25rem;
  box-shadow: var(--shadow);
}

.admin-tool-card__button {
  width: 100%;
  color: #fff;
  background-color: var(--color-primary);
  padding: 0.7rem 1rem;
  font-weight: 700;
}

.admin-tool-card__button:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}

.admin-tool-card p {
  margin-top: 0.65rem;
  color: var(--color-text-muted);
  text-align: center;
  font-size: 0.88rem;
}

.admin-dashboard__message {
  margin-bottom: 1rem;
  padding: 0.85rem 1rem;
  color: var(--color-text-muted);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  text-align: center;
}

.admin-table-wrap {
  overflow-x: auto;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  box-shadow: var(--shadow);
}

.admin-table {
  width: 100%;
  min-width: 760px;
  border-collapse: collapse;
  text-align: right;
}

.admin-table th,
.admin-table td {
  padding: 0.9rem 1rem;
  border-bottom: 1px solid var(--color-border);
  vertical-align: middle;
}

.admin-table th {
  color: #334155;
  background-color: #f1f5f9;
  font-size: 0.88rem;
  white-space: nowrap;
}

.admin-table td {
  font-size: 0.9rem;
}

.admin-table tbody tr:last-child td {
  border-bottom: none;
}

.admin-table tbody tr:hover {
  background-color: #f8fafc;
}

.admin-status-badge {
  display: inline-block;
  border-radius: 999px;
  padding: 0.2rem 0.65rem;
  font-size: 0.78rem;
  font-weight: 700;
  white-space: nowrap;
}

.admin-status-badge--published {
  color: #166534;
  background-color: #dcfce7;
}

.admin-status-badge--draft {
  color: #92400e;
  background-color: #fef3c7;
}

/* ===== إدارة الكورسات ===== */
.admin-courses__heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.admin-courses__heading h2 {
  font-size: 1.5rem;
}

.btn--primary-admin,
.btn--secondary-admin {
  padding: 0.65rem 1.25rem;
  font-weight: 700;
}

.btn--primary-admin {
  color: #fff;
  background-color: var(--color-primary);
}

.btn--primary-admin:hover {
  background-color: var(--color-primary-dark);
}

.btn--secondary-admin {
  color: #334155;
  background-color: #e2e8f0;
}

.btn--secondary-admin:hover {
  background-color: #cbd5e1;
}

.btn--primary-admin:disabled,
.btn--secondary-admin:disabled {
  opacity: 0.65;
  cursor: wait;
}

.admin-courses__message,
.admin-course-form__message {
  padding: 0.8rem 1rem;
  border: 1px solid transparent;
  border-radius: 10px;
  font-size: 0.92rem;
}

.admin-courses__message {
  margin-bottom: 1.25rem;
}

.admin-courses__message--success,
.admin-course-form__message--success {
  color: #166534;
  background-color: #f0fdf4;
  border-color: #bbf7d0;
}

.admin-courses__message--error,
.admin-course-form__message--error {
  color: #b91c1c;
  background-color: #fef2f2;
  border-color: #fecaca;
}

.admin-course-form-panel {
  margin-bottom: 1.5rem;
  background-color: var(--color-surface);
  border: 1px solid #bfdbfe;
  border-radius: 16px;
  padding: 1.5rem;
  box-shadow: var(--shadow);
  scroll-margin-top: 100px;
}

.admin-course-form__heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.admin-course-form__heading h3 {
  color: var(--color-primary);
  font-size: 1.25rem;
}

.admin-course-form__close {
  width: 38px;
  height: 38px;
  color: #64748b;
  background-color: #f1f5f9;
  font-size: 1.4rem;
  line-height: 1;
}

.admin-course-form__close:hover {
  color: #b91c1c;
  background-color: #fef2f2;
}

.admin-course-form__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem 1.25rem;
}

.admin-course-form__field {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.admin-course-form__field--wide {
  grid-column: 1 / -1;
}

.admin-course-form__field label {
  color: #334155;
  font-size: 0.9rem;
  font-weight: 700;
}

.admin-course-form__field input,
.admin-course-form__field textarea,
.admin-course-form__field select {
  width: 100%;
  padding: 0.65rem 0.8rem;
  color: var(--color-text);
  background-color: #fff;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  font: inherit;
}

.admin-course-form__field textarea {
  resize: vertical;
  line-height: 1.7;
}

.admin-course-form__field input:focus,
.admin-course-form__field textarea:focus,
.admin-course-form__field select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.14);
}

.admin-course-form__field small {
  color: var(--color-text-muted);
  font-size: 0.78rem;
}

.admin-course-form__checkbox {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.8rem 1rem;
  background-color: #eff6ff;
  border: 1px solid #bfdbfe;
  border-radius: 10px;
  color: #1e3a8a;
  font-weight: 700;
  cursor: pointer;
}

.admin-course-form__checkbox input {
  width: 18px;
  height: 18px;
  accent-color: var(--color-primary);
}

.admin-course-form__message {
  margin-top: 1rem;
}

.admin-course-form__actions {
  display: flex;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

.admin-courses-table {
  min-width: 1450px;
}

.admin-courses-table__empty {
  padding: 2rem !important;
  color: var(--color-text-muted);
  text-align: center;
}

.admin-course-actions {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  white-space: nowrap;
}

.admin-course-action {
  padding: 0.38rem 0.65rem;
  font-size: 0.78rem;
  font-weight: 700;
}

.admin-course-action:disabled {
  opacity: 0.6;
  cursor: wait;
}

.admin-course-action--edit {
  color: #1d4ed8;
  background-color: #dbeafe;
}

.admin-course-action--publish {
  color: #166534;
  background-color: #dcfce7;
}

.admin-course-action--lessons {
  color: #6b21a8;
  background-color: #f3e8ff;
}

.admin-course-action--delete {
  color: #b91c1c;
  background-color: #fee2e2;
}

/* ===== إدارة الدروس ===== */
.admin-lessons-table {
  min-width: 1120px;
}

#lessonContentInput {
  min-height: 260px;
  direction: ltr;
  text-align: left;
  font-family: Consolas, "Courier New", monospace;
  font-size: 0.88rem;
}

.admin-status-badge--preview {
  color: #6b21a8;
  background-color: #f3e8ff;
}

.admin-status-badge--neutral {
  color: #475569;
  background-color: #e2e8f0;
}

/* ===== إدارة اشتراكات الطلاب ===== */
.admin-enrollment-form {
  margin-bottom: 0;
  padding: 1.5rem;
  background-color: var(--color-surface);
  border: 1px solid #bfdbfe;
  border-radius: 16px;
  box-shadow: var(--shadow);
}

.admin-enrollments-table {
  min-width: 1280px;
}

/* ===== إدارة الاختبارات والأسئلة ===== */
.admin-quizzes-table {
  min-width: 1180px;
}

.admin-questions-table {
  min-width: 1050px;
}

.field-optional {
  color: var(--color-text-muted);
  font-size: 0.78rem;
  font-weight: 400;
}

.admin-context-separator {
  margin: 0 0.35rem;
  opacity: 0.7;
}

.question-options-editor {
  margin-top: 1.25rem;
  padding: 1rem;
  background-color: #f8fafc;
  border: 1px solid var(--color-border);
  border-radius: 12px;
}

.question-options-editor__heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.question-options-editor__heading h4 {
  color: var(--color-primary);
  font-size: 1rem;
}

.question-options-editor__heading p {
  color: var(--color-text-muted);
  font-size: 0.82rem;
}

.question-options-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.question-option-row {
  display: grid;
  grid-template-columns: auto minmax(180px, 1fr) auto;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 10px;
}

.question-option-row__correct {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: #166534;
  font-size: 0.82rem;
  font-weight: 700;
  cursor: pointer;
}

.question-option-row__correct input {
  width: 17px;
  height: 17px;
  accent-color: #16a34a;
}

.question-option-row__text {
  width: 100%;
  padding: 0.6rem 0.75rem;
  color: var(--color-text);
  background-color: #fff;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  font: inherit;
}

.question-option-row__text:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

.question-option-row__text[readonly] {
  color: #334155;
  background-color: #f1f5f9;
}

.question-option-row__remove {
  color: #b91c1c;
  background-color: #fee2e2;
  padding: 0.4rem 0.65rem;
  font-size: 0.78rem;
}

.admin-status-badge--cancelled {
  color: #991b1b;
  background-color: #fee2e2;
}

.admin-course-action--cancel {
  color: #9a3412;
  background-color: #ffedd5;
}

.admin-tool-card__button:not(:disabled):hover {
  background-color: var(--color-primary-dark);
}

/* ===== اختبارات الطالب ===== */
.course-quizzes {
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-border);
}

.course-quizzes__list,
.quiz-results-list {
  display: grid;
  gap: 1rem;
}

.course-quiz-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 1.25rem;
  padding: 1.25rem;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 14px;
  box-shadow: var(--shadow);
}

.course-quiz-card__title {
  color: var(--color-primary);
  font-size: 1.15rem;
  margin-bottom: 0.35rem;
}

.course-quiz-card__description {
  color: var(--color-text-muted);
  font-size: 0.92rem;
  margin-bottom: 0.75rem;
}

.course-quiz-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.course-quiz-card__meta span,
.quiz-meta span {
  color: #334155;
  background-color: #f1f5f9;
  border-radius: 999px;
  padding: 0.25rem 0.7rem;
  font-size: 0.8rem;
}

.quiz-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.quiz-page .main {
  flex: 1;
}

.quiz-shell,
.quiz-result-shell {
  max-width: 900px;
  padding-top: 2rem;
  padding-bottom: 2.5rem;
}

.quiz-notice {
  padding: 1rem;
  color: #475569;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  text-align: center;
}

.quiz-notice--error {
  color: #b91c1c;
  background-color: #fef2f2;
  border-color: #fecaca;
}

.quiz-notice--success {
  color: #166534;
  background-color: #f0fdf4;
  border-color: #bbf7d0;
}

.quiz-hero {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1.5rem;
  padding: 1.75rem;
  color: #fff;
  background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
  border-radius: 18px;
  box-shadow: 0 12px 30px rgba(37, 99, 235, 0.2);
}

.quiz-hero .dashboard__section-label {
  color: #bfdbfe;
}

.quiz-hero__title {
  font-size: 1.7rem;
  margin: 0.25rem 0 0.5rem;
}

.quiz-hero__description {
  color: #dbeafe;
  line-height: 1.8;
}

.quiz-timer {
  min-width: 150px;
  padding: 0.8rem 1rem;
  color: #1e3a8a;
  background-color: #eff6ff;
  border-radius: 12px;
  text-align: center;
}

.quiz-timer span {
  display: block;
  font-size: 0.75rem;
}

.quiz-timer strong {
  display: block;
  direction: ltr;
  font-size: 1.7rem;
  line-height: 1.25;
}

.quiz-timer--urgent {
  color: #991b1b;
  background-color: #fee2e2;
}

.quiz-meta,
.quiz-answer-progress {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  margin-top: 1rem;
}

.quiz-answer-progress {
  padding: 0.85rem 1rem;
  color: #334155;
  background-color: #eff6ff;
  border: 1px solid #bfdbfe;
  border-radius: 12px;
}

.quiz-answer-progress strong {
  color: var(--color-primary);
}

.quiz-questions {
  display: grid;
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.quiz-question-card {
  position: relative;
  min-width: 0;
  margin: 0;
  padding: 1.35rem;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 14px;
  box-shadow: var(--shadow);
}

.quiz-question-card__title {
  width: calc(100% - 90px);
  padding: 0;
  color: #1e293b;
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.8;
}

.quiz-question-card__points {
  position: absolute;
  top: 1rem;
  left: 1rem;
  color: #475569;
  background-color: #f1f5f9;
  border-radius: 999px;
  padding: 0.2rem 0.6rem;
  font-size: 0.75rem;
  font-weight: 700;
}

.quiz-options {
  display: grid;
  gap: 0.7rem;
  margin-top: 1rem;
}

.quiz-option {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.8rem 0.9rem;
  color: #334155;
  background-color: #f8fafc;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  cursor: pointer;
  transition: border-color 0.2s, background-color 0.2s;
}

.quiz-option:hover,
.quiz-option:has(input:checked) {
  background-color: #eff6ff;
  border-color: #93c5fd;
}

.quiz-option input {
  width: 18px;
  height: 18px;
  accent-color: var(--color-primary);
}

.quiz-option:has(input:disabled) {
  cursor: wait;
  opacity: 0.72;
}

.quiz-submit-row {
  display: flex;
  justify-content: flex-end;
  margin-top: 1.5rem;
}

.quiz-submit-row .btn {
  min-width: 190px;
}

.quiz-result-card {
  padding: 2.25rem;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 18px;
  box-shadow: var(--shadow);
  text-align: center;
}

.quiz-result-card__title {
  color: var(--color-primary);
  font-size: 1.7rem;
  margin: 0.35rem 0;
}

.quiz-result-card__course {
  color: var(--color-text-muted);
  margin-bottom: 1.25rem;
}

.quiz-result-badge {
  display: inline-block;
  border-radius: 999px;
  padding: 0.3rem 0.9rem;
  font-size: 0.85rem;
  font-weight: 800;
}

.quiz-result-badge--passed {
  color: #166534;
  background-color: #dcfce7;
}

.quiz-result-badge--failed {
  color: #991b1b;
  background-color: #fee2e2;
}

.quiz-result-percentage {
  display: block;
  margin: 0.7rem 0 0.2rem;
  color: var(--color-primary);
  font-size: 3rem;
}

.quiz-result-summary {
  color: #334155;
  font-size: 1.05rem;
}

.quiz-result-details {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin: 1.75rem 0;
}

.quiz-result-details div {
  padding: 1rem;
  background-color: #f8fafc;
  border: 1px solid var(--color-border);
  border-radius: 12px;
}

.quiz-result-details dt {
  color: var(--color-text-muted);
  font-size: 0.8rem;
}

.quiz-result-details dd {
  margin: 0.25rem 0 0;
  color: #1e293b;
  font-weight: 800;
}

.quiz-result-list-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  align-items: center;
  gap: 1rem;
  padding: 1.15rem 1.25rem;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 14px;
  box-shadow: var(--shadow);
}

.quiz-result-list-card__title {
  color: var(--color-primary);
  font-size: 1.05rem;
}

.quiz-result-list-card__course,
.quiz-result-list-card__date {
  color: var(--color-text-muted);
  font-size: 0.82rem;
}

.quiz-result-list-card__outcome {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.quiz-result-list-card__outcome strong {
  color: #1e293b;
  font-size: 1.15rem;
}

/* ===== نظام الشهادات ===== */
.admin-certificates-table {
  min-width: 980px;
}

.student-certificates-list {
  display: grid;
  gap: 1rem;
}

.student-certificate-card {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 1.25rem;
  padding: 1.3rem;
  background: linear-gradient(135deg, #ffffff, #f8fbff);
  border: 1px solid #bfdbfe;
  border-radius: 16px;
  box-shadow: var(--shadow);
}

.student-certificate-card__icon {
  display: grid;
  width: 64px;
  height: 64px;
  place-items: center;
  background-color: #fef3c7;
  border-radius: 50%;
  font-size: 1.8rem;
}

.student-certificate-card__title {
  color: var(--color-primary);
  font-size: 1.15rem;
  margin-bottom: 0.35rem;
}

.student-certificate-card__meta {
  color: var(--color-text-muted);
  font-size: 0.82rem;
}

.student-certificate-card__actions,
.course-certificate-panel__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.student-certificate-card__actions {
  justify-content: flex-end;
}

.course-certificate-panel {
  margin-top: 2rem;
  padding: 1.5rem;
  background: linear-gradient(135deg, #fffbeb, #ffffff);
  border: 1px solid #fde68a;
  border-radius: 16px;
  box-shadow: var(--shadow);
}

.course-certificate-panel__heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.course-certificate-panel__heading h3 {
  color: #92400e;
  font-size: 1.25rem;
}

.course-certificate-panel__icon {
  display: grid;
  width: 52px;
  height: 52px;
  place-items: center;
  background-color: #fef3c7;
  border-radius: 50%;
  font-size: 1.5rem;
}

.certificate-requirements {
  display: grid;
  gap: 0.55rem;
  margin: 1rem 0;
  padding: 0;
  list-style: none;
}

.certificate-requirements li {
  position: relative;
  padding: 0.7rem 2.3rem 0.7rem 0.9rem;
  color: #334155;
  background-color: #fff;
  border: 1px solid #fde68a;
  border-radius: 10px;
}

.certificate-requirements li::before {
  content: "◆";
  position: absolute;
  right: 0.9rem;
  color: #d97706;
  font-size: 0.7rem;
}

.certificate-public-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background-color: #f1f5f9;
}

.certificate-public-page .main {
  flex: 1;
}

.certificate-verify-main {
  display: grid;
  place-items: center;
  padding: 2.5rem 0;
}

.certificate-verify-container {
  max-width: 720px;
}

.certificate-verify-card {
  padding: 2rem;
  background-color: #fff;
  border: 1px solid var(--color-border);
  border-radius: 18px;
  box-shadow: var(--shadow);
  text-align: center;
}

.certificate-verify-card__icon {
  display: grid;
  width: 64px;
  height: 64px;
  place-items: center;
  margin: 0 auto 0.8rem;
  color: #fff;
  background-color: #16a34a;
  border-radius: 50%;
  font-size: 2rem;
  font-weight: 900;
}

.certificate-verify-card h2 {
  color: var(--color-primary);
  font-size: 1.6rem;
  margin-bottom: 0.45rem;
}

.certificate-verify-card > p:not(.dashboard__section-label):not(.quiz-notice) {
  color: var(--color-text-muted);
}

.certificate-verify-form {
  margin: 1.5rem 0 1rem;
  text-align: right;
}

.certificate-verify-form label {
  display: block;
  margin-bottom: 0.4rem;
  color: #334155;
  font-weight: 700;
}

.certificate-verify-form__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.65rem;
}

.certificate-verify-form input {
  width: 100%;
  padding: 0.75rem 0.9rem;
  direction: ltr;
  color: #1e293b;
  background-color: #fff;
  border: 1px solid var(--color-border);
  border-radius: 9px;
  font: inherit;
  letter-spacing: 0.08em;
}

.certificate-verify-form input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.14);
}

.certificate-verification-result {
  margin-top: 1.25rem;
  padding: 1.25rem;
  background-color: #f0fdf4;
  border: 1px solid #bbf7d0;
  border-radius: 14px;
}

.certificate-verification-result__valid {
  display: inline-block;
  margin-bottom: 1rem;
  color: #166534;
  font-size: 1.2rem;
}

.certificate-verification-result dl {
  display: grid;
  gap: 0.6rem;
  margin: 0 0 1rem;
  text-align: right;
}

.certificate-verification-result dl div {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 0.75rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid #dcfce7;
}

.certificate-verification-result dt {
  color: #475569;
  font-size: 0.85rem;
}

.certificate-verification-result dd {
  margin: 0;
  color: #14532d;
  font-weight: 700;
}

.certificate-view-main {
  overflow-x: auto;
  padding: 2rem 1rem;
  direction: ltr;
}

.certificate-view-main > .quiz-notice {
  max-width: 760px;
  margin: 0 auto;
}

.certificate-stage {
  width: 1120px;
  margin: 0 auto;
  direction: ltr;
}

.certificate-document {
  position: relative;
  box-sizing: border-box;
  width: 1120px;
  height: 792px;
  overflow: hidden;
  padding: 62px 72px 48px;
  color: #17324d;
  background:
    radial-gradient(circle at 15% 18%, rgba(37, 99, 235, 0.08), transparent 26%),
    radial-gradient(circle at 86% 82%, rgba(217, 119, 6, 0.09), transparent 27%),
    #fff;
  box-shadow: 0 22px 50px rgba(15, 23, 42, 0.2);
  font-family: Tahoma, Arial, sans-serif;
  direction: rtl;
}

.certificate-document__frame {
  position: absolute;
  inset: 24px;
  border: 3px solid #123b6d;
  outline: 1px solid #d9a441;
  outline-offset: 8px;
  pointer-events: none;
}

.certificate-document__corner {
  position: absolute;
  width: 210px;
  height: 210px;
  background: linear-gradient(135deg, #123b6d, #2563eb);
  transform: rotate(45deg);
  opacity: 0.96;
}

.certificate-document__corner--top {
  top: -142px;
  right: -142px;
}

.certificate-document__corner--bottom {
  bottom: -142px;
  left: -142px;
}

.certificate-document__header {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  text-align: right;
}

.academy-emblem {
  display: grid;
  width: 74px;
  height: 74px;
  place-items: center;
  color: #fff;
  background: linear-gradient(135deg, #123b6d, #2563eb);
  border: 4px solid #d9a441;
  border-radius: 50%;
  box-shadow: 0 0 0 5px #dbeafe;
  font-family: Arial, sans-serif;
  font-size: 20px;
  font-weight: 900;
  letter-spacing: 0.05em;
}

.certificate-document__header strong,
.certificate-document__header span {
  display: block;
}

.certificate-document__header strong {
  color: #123b6d;
  font-family: Arial, sans-serif;
  font-size: 25px;
}

.certificate-document__header span {
  margin-top: 3px;
  color: #64748b;
  font-size: 15px;
}

.certificate-document__body {
  position: relative;
  z-index: 1;
  margin-top: 35px;
  text-align: center;
}

.certificate-document__eyebrow {
  color: #b7791f;
  font-size: 16px;
  font-weight: 700;
}

.certificate-document__body h2 {
  margin: 8px 0 20px;
  color: #123b6d;
  font-size: 39px;
}

.certificate-document__body > p {
  color: #475569;
  font-size: 18px;
}

.certificate-document__student {
  display: inline-block;
  min-width: 520px;
  margin: 12px 0 15px;
  padding: 0 28px 8px;
  color: #b7791f;
  border-bottom: 2px solid #d9a441;
  font-size: 38px;
}

.certificate-document__course {
  display: block;
  margin: 12px 0;
  color: #123b6d;
  font-size: 30px;
}

.certificate-document__achievement {
  margin-top: 13px;
  font-size: 16px !important;
}

.certificate-document__footer {
  position: absolute;
  z-index: 1;
  right: 78px;
  bottom: 61px;
  left: 78px;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  align-items: end;
  gap: 30px;
}

.certificate-document__details {
  text-align: right;
}

.certificate-document__details p {
  margin: 6px 0;
}

.certificate-document__details span,
.certificate-document__details strong {
  display: block;
}

.certificate-document__details span {
  color: #64748b;
  font-size: 12px;
}

.certificate-document__details strong {
  color: #123b6d;
  font-family: Arial, Tahoma, sans-serif;
  font-size: 14px;
}

.certificate-document__signature {
  text-align: center;
}

.certificate-document__signature-line {
  display: block;
  width: 190px;
  margin: 0 auto 8px;
  border-top: 1px solid #64748b;
}

.certificate-document__signature strong,
.certificate-document__signature small {
  display: block;
}

.certificate-document__signature strong {
  color: #123b6d;
  font-size: 15px;
}

.certificate-document__signature small {
  color: #64748b;
  font-size: 11px;
}

.certificate-document__verification {
  justify-self: end;
  text-align: center;
}

.certificate-qr {
  width: 112px;
  height: 112px;
  margin: 0 auto 5px;
  padding: 5px;
  background-color: #fff;
  border: 1px solid #cbd5e1;
}

.certificate-qr img,
.certificate-qr canvas {
  display: block;
  width: 100% !important;
  height: 100% !important;
}

.certificate-document__verification span,
.certificate-document__verification small {
  display: block;
}

.certificate-document__verification span {
  color: #475569;
  font-size: 11px;
}

.certificate-document__verification small {
  max-width: 180px;
  color: #123b6d;
  font-family: Consolas, monospace;
  font-size: 9px;
  word-break: break-all;
}

/* ===== التذييل ===== */
.footer {
  background-color: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: 1.25rem 0;
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

/* ===== تجاوب مع الشاشات الصغيرة ===== */
@media (max-width: 600px) {
  .header__title {
    font-size: 1.1rem;
  }

  .hero__title {
    font-size: 1.4rem;
  }

  .course-page__meta {
    flex-direction: column;
  }

  .course-page__meta-item {
    border-radius: 8px;
  }

  .login__card {
    padding: 1.75rem 1.25rem;
  }

  .login__radios {
    flex-direction: column;
    gap: 0.75rem;
  }

  .dashboard-header__inner,
  .dashboard-header__actions {
    align-items: stretch;
  }

  .dashboard-header__inner {
    flex-direction: column;
  }

  .dashboard-header__actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .dashboard__welcome {
    padding: 2rem 1.5rem;
  }

  .dashboard__title {
    font-size: 1.55rem;
  }

  .student-course-card {
    grid-template-columns: 1fr;
  }

  .student-course-card__icon {
    width: 56px;
    height: 56px;
  }

  .btn--continue {
    width: 100%;
  }

  .dashboard__summary {
    grid-template-columns: 1fr;
  }

  .admin-stats,
  .admin-tools__grid {
    grid-template-columns: 1fr;
  }

  .admin-courses__heading,
  .admin-course-form__actions {
    align-items: stretch;
    flex-direction: column;
  }

  .admin-course-form__grid {
    grid-template-columns: 1fr;
  }

  .admin-course-form__field--wide {
    grid-column: auto;
  }

  .question-options-editor__heading,
  .question-option-row {
    align-items: stretch;
  }

  .question-options-editor__heading {
    flex-direction: column;
  }

  .question-option-row {
    grid-template-columns: 1fr;
  }

  .course-quiz-card,
  .quiz-result-list-card {
    grid-template-columns: 1fr;
    align-items: stretch;
  }

  .quiz-hero {
    flex-direction: column;
  }

  .quiz-timer {
    width: 100%;
  }

  .quiz-question-card__title {
    width: 100%;
    padding-top: 1.8rem;
  }

  .quiz-result-details {
    grid-template-columns: 1fr;
  }

  .quiz-submit-row .btn {
    width: 100%;
  }

  .student-certificate-card {
    grid-template-columns: 1fr;
    align-items: stretch;
  }

  .student-certificate-card__actions {
    justify-content: stretch;
  }

  .student-certificate-card__actions .btn {
    flex: 1 1 100%;
  }

  .certificate-verify-form__row,
  .certificate-verification-result dl div {
    grid-template-columns: 1fr;
  }
}

.login__help {
  display: block;
  margin-top: 0.45rem;
  color: #66758a;
  font-size: 0.86rem;
  line-height: 1.7;
}

.profile-main {
  min-height: calc(100vh - 190px);
}

.profile-card {
  max-width: 720px;
  margin: 0 auto;
  padding: 2rem;
  border: 1px solid #dce5f0;
  border-radius: 24px;
  background: #fff;
  box-shadow: 0 18px 50px rgba(18, 59, 109, 0.1);
}

.profile-card__title {
  margin: 0.35rem 0 0.6rem;
  color: #123b6d;
  font-size: clamp(1.55rem, 3vw, 2.1rem);
}

.profile-card__intro,
.profile-card__note {
  color: #59697e;
  line-height: 1.9;
}

.profile-card__note {
  margin: 0;
  padding: 0.9rem 1rem;
  border-right: 4px solid #d6aa45;
  border-radius: 10px;
  background: #fff9e9;
}

.profile-account-meta {
  display: grid;
  gap: 0.75rem;
  margin: 1.4rem 0;
}

.profile-account-meta div {
  display: grid;
  grid-template-columns: minmax(130px, 0.35fr) 1fr;
  gap: 1rem;
  padding: 0.8rem 1rem;
  border-radius: 12px;
  background: #f5f8fc;
}

.profile-account-meta dt {
  color: #66758a;
  font-weight: 700;
}

.profile-account-meta dd {
  margin: 0;
  color: #123b6d;
  overflow-wrap: anywhere;
}

.profile-form {
  margin-top: 1.5rem;
}

.profile-completion-notice {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin: 0 0 1.5rem;
  padding: 1rem 1.2rem;
  border: 1px solid #e8c66f;
  border-radius: 16px;
  background: #fff9e9;
  color: #5f4811;
}

.profile-completion-notice[hidden] {
  display: none;
}

.profile-completion-notice strong {
  display: block;
  margin-bottom: 0.2rem;
}

.profile-completion-notice p {
  margin: 0;
}

@media (max-width: 640px) {
  .profile-card {
    padding: 1.25rem;
  }

  .profile-account-meta div {
    grid-template-columns: 1fr;
    gap: 0.25rem;
  }

  .profile-completion-notice {
    align-items: stretch;
    flex-direction: column;
  }
}

@media print {
  @page {
    size: A4 landscape;
    margin: 0;
  }

  .certificate-screen-header,
  .certificate-screen-footer,
  #certificatePageStatus {
    display: none !important;
  }

  .certificate-view-main {
    padding: 0;
    overflow: visible;
  }

  .certificate-stage {
    width: 297mm;
    margin: 0;
  }

  .certificate-document {
    width: 297mm;
    height: 210mm;
    box-shadow: none;
  }
}

/* ===== Commerce, checkout, and order management ===== */
.course-purchase-panel {
  display: grid;
  gap: 0.85rem;
  margin: 1.5rem 0;
  padding: 1.25rem;
  border: 1px solid #d8e3f0;
  border-radius: 18px;
  background: linear-gradient(135deg, #f8fbff, #fffaf0);
}

.course-purchase-panel[hidden],
.mock-payment-notice[hidden] {
  display: none;
}

.course-purchase-panel h3,
.course-purchase-panel p {
  margin: 0;
}

.course-purchase-price {
  display: flex;
  align-items: baseline;
  gap: 0.7rem;
}

.course-purchase-price__old,
.course-card__price del {
  color: #8290a3;
}

.course-purchase-price__current {
  color: #0a7a50;
  font-size: 1.5rem;
}

.course-card__price {
  min-height: 1.8rem;
  margin-top: auto;
  color: #0a6d4a;
  font-weight: 800;
}

.courses__grid .course-card {
  display: flex;
  flex-direction: column;
}

.course-card__price strong {
  font-size: 1.15rem;
}

.course-card__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 0.9rem;
}

.checkout-main {
  min-height: calc(100vh - 190px);
}

.checkout-card {
  max-width: 760px;
  margin: 0 auto;
  padding: 2rem;
  border: 1px solid #dce5f0;
  border-radius: 24px;
  background: #fff;
  box-shadow: 0 18px 50px rgba(18, 59, 109, 0.1);
}

.checkout-card__eyebrow {
  margin: 0;
  color: #b47d12;
  font-weight: 800;
}

.checkout-card h2 {
  margin: 0.35rem 0 1.2rem;
  color: #123b6d;
}

.checkout-summary {
  display: grid;
  gap: 0;
  margin: 1.3rem 0;
}

.checkout-summary div {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.8rem 0;
  border-bottom: 1px solid #e7edf5;
}

.checkout-summary dt {
  color: #66758a;
  font-weight: 700;
}

.checkout-summary dd {
  margin: 0;
  color: #123b6d;
  font-weight: 800;
}

.checkout-actions,
.order-card__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1rem;
}

.mock-payment-notice {
  margin: 1rem 0 1.5rem;
  padding: 1rem 1.2rem;
  border: 1px solid #e7bd56;
  border-radius: 16px;
  background: #fff7dd;
  color: #61480c;
}

.mock-payment-notice strong {
  display: block;
  margin-bottom: 0.25rem;
}

.mock-payment-notice p {
  margin: 0;
}

.orders-list {
  display: grid;
  gap: 1rem;
}

.order-card {
  padding: 1.25rem;
  border: 1px solid #dce5f0;
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 10px 28px rgba(18, 59, 109, 0.07);
}

.order-card__heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.order-card__heading h3 {
  margin: 0;
  color: #123b6d;
}

.order-card__heading span {
  color: #6b7788;
  direction: ltr;
  font-family: monospace;
}

.order-card__meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 0.6rem 1rem;
  margin-top: 1rem;
}

.order-card__meta p {
  margin: 0;
  color: #536378;
}

.admin-order-filters {
  display: grid;
  grid-template-columns: minmax(230px, 2fr) repeat(3, minmax(150px, 1fr));
  gap: 1rem;
}

.admin-orders-table-wrap {
  overflow-x: auto;
}

.admin-orders-table {
  min-width: 1500px;
}

@media (max-width: 900px) {
  .admin-order-filters {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 640px) {
  .checkout-card {
    padding: 1.2rem;
  }

  .checkout-summary div,
  .order-card__heading {
    align-items: flex-start;
    flex-direction: column;
  }

  .admin-order-filters {
    grid-template-columns: 1fr;
  }
}

/* ===== Smart AI tutor ===== */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.ai-tutor {
  margin: 2.25rem 0;
  padding: 1.35rem;
  border: 1px solid #bfdbfe;
  border-radius: 22px;
  background: linear-gradient(145deg, #f8fbff 0%, #ffffff 55%, #fffaf0 100%);
  box-shadow: 0 18px 45px rgba(37, 99, 235, 0.1);
}

.ai-tutor__header,
.ai-tutor__identity,
.ai-tutor__form-actions,
.ai-tutor-message__meta,
.ai-tutor-message__feedback {
  display: flex;
  align-items: center;
}

.ai-tutor__header {
  justify-content: space-between;
  gap: 1rem;
}

.ai-tutor__identity {
  gap: 0.8rem;
}

.ai-tutor__avatar {
  display: grid;
  width: 3.2rem;
  height: 3.2rem;
  place-items: center;
  border-radius: 16px;
  background: #123b6d;
  color: #facc15;
  font-size: 1.55rem;
  box-shadow: 0 8px 22px rgba(18, 59, 109, 0.22);
}

.ai-tutor__eyebrow {
  margin: 0;
  color: #b47d12;
  font-size: 0.82rem;
  font-weight: 800;
}

.ai-tutor h3 {
  margin: 0.1rem 0 0;
  color: #123b6d;
  font-size: 1.25rem;
}

.ai-tutor__sound,
.ai-tutor__voice {
  padding: 0.5rem 0.8rem;
  border: 1px solid #cbd5e1;
  background: #fff;
  color: #334155;
}

.ai-tutor__sound[aria-pressed="true"] {
  border-color: #93c5fd;
  background: #eff6ff;
  color: #1d4ed8;
}

.ai-tutor__status {
  margin: 0.7rem 0;
  color: #64748b;
  font-size: 0.9rem;
}

.ai-tutor__status--error {
  color: #b91c1c;
}

.ai-tutor__messages {
  display: grid;
  gap: 0.9rem;
  max-height: 520px;
  padding: 0.7rem 0.2rem;
  overflow-y: auto;
  scroll-behavior: smooth;
}

.ai-tutor-message {
  width: min(88%, 720px);
  padding: 0.9rem 1rem;
  border-radius: 16px;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.ai-tutor-message--assistant {
  justify-self: start;
  border: 1px solid #dbeafe;
  border-bottom-right-radius: 5px;
  background: #fff;
  color: #1e293b;
}

.ai-tutor-message--user {
  justify-self: end;
  border-bottom-left-radius: 5px;
  background: #2563eb;
  color: #fff;
}

.ai-tutor-message__meta {
  justify-content: space-between;
  gap: 0.7rem;
  margin-bottom: 0.35rem;
  font-size: 0.78rem;
  font-weight: 800;
  opacity: 0.78;
}

.ai-tutor-message__content {
  margin: 0;
}

.ai-tutor-message__sources {
  margin: 0.75rem 0 0;
  padding-top: 0.65rem;
  border-top: 1px solid #e2e8f0;
  color: #526174;
  font-size: 0.82rem;
}

.ai-tutor-message__sources ul {
  margin: 0.25rem 1.1rem 0 0;
}

.ai-tutor-message__sources a {
  color: #1d4ed8;
  overflow-wrap: anywhere;
}

.ai-tutor-message__feedback {
  gap: 0.4rem;
  margin-top: 0.7rem;
}

.ai-tutor-message__feedback span {
  color: #64748b;
  font-size: 0.78rem;
}

.ai-tutor-message__feedback button {
  padding: 0.22rem 0.48rem;
  border: 1px solid #d7e0ec;
  border-radius: 999px;
  background: #f8fafc;
  cursor: pointer;
}

.ai-tutor-message__feedback button[aria-pressed="true"] {
  border-color: #60a5fa;
  background: #dbeafe;
}

.ai-tutor__suggestions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin: 0.8rem 0;
}

.ai-tutor__suggestions button {
  padding: 0.45rem 0.75rem;
  border: 1px solid #bfdbfe;
  border-radius: 999px;
  background: #eff6ff;
  color: #1d4ed8;
  font: inherit;
  font-size: 0.82rem;
  cursor: pointer;
}

.ai-tutor__form {
  margin-top: 0.8rem;
}

.ai-tutor__form textarea {
  width: 100%;
  min-height: 84px;
  padding: 0.85rem 1rem;
  resize: vertical;
  border: 1px solid #cbd5e1;
  border-radius: 14px;
  background: #fff;
  color: #1e293b;
  font: inherit;
}

.ai-tutor__form textarea:focus {
  border-color: #2563eb;
  outline: 3px solid rgba(37, 99, 235, 0.12);
}

.ai-tutor__form-actions {
  gap: 0.6rem;
  margin-top: 0.65rem;
}

.ai-tutor__remaining {
  margin-inline-start: auto;
  color: #64748b;
  font-size: 0.84rem;
}

.ai-tutor__send {
  padding: 0.6rem 1.15rem;
  background: #2563eb;
  color: #fff;
}

.ai-tutor__send:hover {
  background: #1d4ed8;
}

.ai-tutor__send:disabled,
.ai-tutor__voice:disabled {
  cursor: not-allowed;
  opacity: 0.6;
}

.ai-tutor__disclaimer {
  margin: 0.7rem 0 0;
  color: #64748b;
  font-size: 0.78rem;
  line-height: 1.7;
}

.ai-tutor__disclaimer a {
  margin-inline-start: 0.25rem;
  color: #536784;
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* ===== AI tutor admin settings ===== */
.ai-settings-card {
  max-width: 860px;
  padding: 1.5rem;
  border: 1px solid #dce5f0;
  border-radius: 20px;
  background: #fff;
  box-shadow: var(--shadow);
}

.ai-settings-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.ai-settings-field {
  display: grid;
  gap: 0.4rem;
}

.ai-settings-field--wide {
  grid-column: 1 / -1;
}

.ai-settings-field label,
.ai-settings-toggle {
  color: #334155;
  font-weight: 800;
}

.ai-settings-toggle--review {
  margin-bottom: 0.35rem;
  color: #92400e;
}

.ai-settings-help {
  margin: 0 1.7rem 0.8rem 0;
  color: #64748b;
  font-size: 0.86rem;
  line-height: 1.7;
}

.course-knowledge {
  margin-top: 1.5rem;
}

.course-knowledge__legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin: 1rem 0;
}

.course-knowledge__legend span {
  padding: 0.35rem 0.65rem;
  border: 1px solid rgba(148, 163, 184, 0.35);
  border-radius: 999px;
  color: var(--muted-text, #64748b);
  font-size: 0.82rem;
}

.course-knowledge-card {
  border-inline-start: 4px solid #64748b;
}

.course-knowledge-card__url {
  display: block;
  max-width: 100%;
  margin: 0.55rem 0;
  overflow-wrap: anywhere;
  direction: ltr;
  text-align: left;
}

.course-knowledge-card__error {
  margin: 0.65rem 0;
  padding: 0.7rem 0.85rem;
  border-radius: 0.65rem;
  background: rgba(220, 38, 38, 0.08);
  color: #b91c1c;
  white-space: pre-wrap;
}

.course-knowledge-card__retrieval {
  margin: 0.9rem 0 0;
  padding: 0.85rem;
  border: 1px solid rgba(56, 189, 248, 0.28);
  border-radius: 0.7rem;
  background: rgba(2, 132, 199, 0.08);
  color: var(--text-color);
  font: inherit;
  line-height: 1.75;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.knowledge-status--ready {
  background: rgba(22, 163, 74, 0.12);
  color: #15803d;
}

.knowledge-status--failed {
  background: rgba(220, 38, 38, 0.12);
  color: #b91c1c;
}

.knowledge-status--disabled {
  background: rgba(100, 116, 139, 0.15);
  color: #475569;
}

.knowledge-status--uploading,
.knowledge-status--extracting,
.knowledge-status--indexing,
.knowledge-status--pending {
  background: rgba(217, 119, 6, 0.12);
  color: #b45309;
}

.ai-settings-field input,
.ai-settings-field select,
.ai-settings-field textarea {
  width: 100%;
  padding: 0.7rem 0.8rem;
  border: 1px solid #cbd5e1;
  border-radius: 10px;
  background: #fff;
  color: #1e293b;
  font: inherit;
}

.ai-settings-field small {
  color: #64748b;
}

.ai-settings-toggle {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin: 1rem 0;
}

.ai-settings-actions {
  display: flex;
  gap: 0.7rem;
  margin-top: 1.1rem;
}

.btn--test-ai {
  border: 1px solid #93c5fd;
  background: #eff6ff;
  color: #1d4ed8;
}

.btn--test-ai:hover {
  background: #dbeafe;
}

@media (max-width: 700px) {
  .lesson-attachment {
    align-items: stretch;
    flex-direction: column;
  }

  .lesson-attachment__actions {
    flex-wrap: wrap;
  }

  .ai-tutor__header,
  .ai-tutor__form-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .ai-tutor-message {
    width: 95%;
  }

  .ai-tutor__remaining {
    margin-inline-start: 0;
  }

  .ai-settings-grid {
    grid-template-columns: 1fr;
  }

  .ai-settings-field--wide {
    grid-column: auto;
  }
}

/* ===== Future Engineer Academy — 2026 visual system ===== */
:root {
  --fea-navy-950: #041432;
  --fea-navy-900: #071d49;
  --fea-navy-800: #0b2b62;
  --fea-blue-600: #0c6fa5;
  --fea-cyan-500: #19b5c5;
  --fea-cyan-100: #dff8f8;
  --fea-gold-500: #f4a62a;
  --fea-gold-100: #fff2d7;
  --fea-ink: #10213f;
  --fea-muted: #62708a;
  --fea-line: #dfe7f2;
  --fea-canvas: #f7f9fc;
  --fea-white: #fff;
  --fea-shadow-sm: 0 8px 24px rgba(7, 29, 73, .08);
  --fea-shadow-lg: 0 24px 70px rgba(7, 29, 73, .16);
  --fea-radius-sm: 12px;
  --fea-radius: 20px;
  --fea-radius-lg: 32px;
  --color-primary: var(--fea-navy-900);
  --color-primary-dark: var(--fea-navy-950);
  --color-bg: var(--fea-canvas);
  --color-text: var(--fea-ink);
  --color-text-muted: var(--fea-muted);
  --color-border: var(--fea-line);
  --shadow: var(--fea-shadow-sm);
  --radius: var(--fea-radius-sm);
}

html { scroll-behavior: smooth; }
body { overflow-x: hidden; background: var(--fea-canvas); color: var(--fea-ink); }
body, button, input, select, textarea { font-family: "Segoe UI", Tahoma, Arial, sans-serif; }
.container { width: min(100% - 2rem, 1240px); max-width: 1240px; padding-inline: 0; }
a { color: inherit; }
button, a, input, select, textarea { outline-offset: 3px; }
:focus-visible { outline: 3px solid rgba(25,181,197,.55); }
.skip-link { position: fixed; z-index: 10000; inset: .75rem auto auto 50%; transform: translate(-50%, -180%); background: var(--fea-white); color: var(--fea-navy-900); padding: .7rem 1rem; border-radius: 10px; box-shadow: var(--fea-shadow-sm); }
.skip-link:focus { transform: translate(-50%, 0); }
.eyebrow { color: var(--fea-blue-600); font-size: .84rem; font-weight: 800; letter-spacing: .02em; margin: 0 0 .65rem; }
.eyebrow span { display: inline-block; width: 26px; height: 3px; margin-inline-end: .45rem; border-radius: 99px; background: var(--fea-gold-500); vertical-align: middle; }
.btn--brand { display: inline-flex !important; align-items: center; justify-content: center; gap: .55rem; background: var(--fea-navy-900); color: #fff; padding: .72rem 1.25rem; border: 1px solid var(--fea-navy-900); font-weight: 800; }
.btn--brand:hover { background: var(--fea-blue-600); border-color: var(--fea-blue-600); }
.btn--outline { display: inline-flex !important; align-items: center; justify-content: center; background: transparent; border: 1px solid #b9c6da; color: var(--fea-navy-900); font-weight: 800; padding: .72rem 1.25rem; }
.btn--outline:hover { border-color: var(--fea-blue-600); background: #fff; }
.btn--large { min-height: 50px; padding-inline: 1.55rem; border-radius: 12px; }
.btn--light { display: inline-flex !important; align-items: center; justify-content: center; background: #fff; color: var(--fea-navy-900); padding: .85rem 1.55rem; font-weight: 900; border-radius: 12px; }

/* Header */
.site-header { position: sticky; top: 0; z-index: 500; background: rgba(255,255,255,.96); border-bottom: 1px solid rgba(210,220,235,.9); backdrop-filter: blur(16px); }
.site-header__primary { min-height: 82px; display: flex; align-items: center; gap: 1.5rem; }
.brand { display: inline-flex; align-items: center; gap: .7rem; text-decoration: none; color: var(--fea-navy-900); flex: 0 0 auto; }
.brand img { display: block; width: 45px; height: 45px; }
.brand span { display: flex; flex-direction: column; line-height: 1.05; direction: ltr; text-align: left; }
.brand strong { font-size: .98rem; letter-spacing: .02em; }
.brand small { font-size: .71rem; color: var(--fea-blue-600); letter-spacing: .12em; text-transform: uppercase; margin-top: .3rem; }
.site-nav { display: flex; align-items: center; gap: .15rem; margin-inline-start: auto; }
.site-nav a, .site-nav button { border: 0; background: transparent; color: #243859; text-decoration: none; font: inherit; font-size: .9rem; font-weight: 700; padding: .72rem .68rem; border-radius: 9px; white-space: nowrap; cursor: pointer; }
.site-nav a:hover, .site-nav button:hover, .site-nav button[aria-expanded="true"] { color: var(--fea-blue-600); background: #edf8fb; }
.site-header__actions { display: flex; align-items: center; gap: .55rem; flex: 0 0 auto; }
.site-header__login { color: var(--fea-navy-900); text-decoration: none; font-weight: 800; padding: .65rem .55rem; }
.site-header__search-row { display: flex; gap: 1rem; align-items: center; padding-block: 0 14px; }
.catalog-search { flex: 1; max-width: 690px; height: 48px; display: grid; grid-template-columns: auto 1fr 180px auto; align-items: center; gap: .65rem; border: 1px solid var(--fea-line); background: #f9fbfd; border-radius: 12px; padding-inline-start: .9rem; overflow: hidden; }
.catalog-search > span { color: var(--fea-blue-600); font-size: 1.25rem; }
.catalog-search input, .catalog-search select { width: 100%; height: 100%; min-width: 0; border: 0; background: transparent; color: var(--fea-ink); font: inherit; }
.catalog-search select { border-inline-start: 1px solid var(--fea-line); padding-inline: .8rem; }
.catalog-search button { height: 100%; border: 0; background: var(--fea-cyan-500); color: var(--fea-navy-950); font: inherit; font-weight: 900; padding-inline: 1.25rem; cursor: pointer; }
.header-quick-link { color: var(--fea-blue-600); font-weight: 800; font-size: .9rem; text-decoration: none; }
.mobile-menu-button { display: none; border: 0; background: #eef4fa; width: 44px; height: 44px; border-radius: 10px; padding: 11px; cursor: pointer; }
.mobile-menu-button span { display: block; height: 2px; border-radius: 9px; background: var(--fea-navy-900); margin: 4px 0; }
.mega-menu { position: absolute; inset: 100% 0 auto; background: #fff; border-top: 1px solid var(--fea-line); box-shadow: 0 24px 55px rgba(7,29,73,.14); }
.mega-menu__content { display: grid; grid-template-columns: 1fr 340px; gap: 2.2rem; padding-block: 1.6rem 2rem; }
.section-mini-heading { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin-bottom: 1rem; }
.section-mini-heading span { font-weight: 900; color: var(--fea-navy-900); }
.section-mini-heading a { color: var(--fea-blue-600); font-size: .82rem; font-weight: 800; text-decoration: none; }
.mega-menu__categories { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: .65rem; }
.mega-category { display: grid; grid-template-columns: 48px 1fr; gap: .8rem; align-items: start; min-width: 0; padding: .8rem; border: 1px solid transparent; border-radius: 12px; text-decoration: none; }
.mega-category:hover { border-color: #cce8ed; background: #f2fbfc; }
.mega-category__icon { display: grid; place-items: center; width: 48px; height: 48px; border-radius: 12px; background: #e9f8fa; color: var(--fea-blue-600); font-size: 1.4rem; }
.mega-category strong, .mega-category small, .mega-category em { display: block; }
.mega-category strong { color: var(--fea-navy-900); font-size: .88rem; }
.mega-category small { color: var(--fea-muted); font-size: .73rem; line-height: 1.45; margin-top: .22rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.mega-category em { color: var(--fea-blue-600); font-size: .7rem; font-style: normal; font-weight: 800; margin-top: .28rem; }
.mega-menu__featured { border-inline-start: 1px solid var(--fea-line); padding-inline-start: 1.5rem; }
.mega-featured-course { display: grid; grid-template-columns: 70px 1fr; gap: .7rem; align-items: center; padding: .55rem; margin-bottom: .45rem; border-radius: 10px; text-decoration: none; }
.mega-featured-course:hover { background: #f3f7fb; }
.mega-featured-course img { width: 70px; height: 54px; border-radius: 8px; object-fit: cover; }
.mega-featured-course strong, .mega-featured-course small { display: block; }
.mega-featured-course strong { font-size: .82rem; line-height: 1.5; color: var(--fea-navy-900); }
.mega-featured-course small { color: var(--fea-muted); font-size: .7rem; margin-top: .18rem; }
.mobile-drawer { position: fixed; inset: 0; z-index: 1000; }
.mobile-drawer__backdrop { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; background: rgba(4,20,50,.55); }
.mobile-drawer__panel { position: absolute; inset: 0 0 0 auto; width: min(88vw, 370px); background: #fff; overflow: auto; padding: 1rem; box-shadow: -20px 0 50px rgba(0,0,0,.18); }
.mobile-drawer__heading { display: flex; align-items: center; justify-content: space-between; color: var(--fea-navy-900); font-weight: 900; padding: .4rem 0 1rem; border-bottom: 1px solid var(--fea-line); }
.mobile-drawer__heading button { border: 0; background: #edf4fa; width: 38px; height: 38px; border-radius: 9px; font-size: 1.5rem; cursor: pointer; }
.mobile-drawer nav { display: grid; padding-block: .8rem; }
.mobile-drawer nav a, .mobile-drawer__categories a, .mobile-drawer__account a { padding: .78rem .35rem; border-bottom: 1px solid #edf1f6; text-decoration: none; font-weight: 700; color: #243859; }
.mobile-drawer__categories { display: grid; padding: .5rem .7rem; background: #f5f9fc; border-radius: 12px; }
.mobile-drawer__categories a { font-size: .83rem; }
.mobile-drawer__account { display: grid; grid-template-columns: 1fr 1fr; gap: .5rem; padding-top: 1rem; }
.mobile-drawer__account a { text-align: center; border: 1px solid var(--fea-line); border-radius: 10px; }
.drawer-open { overflow: hidden; }

/* Home hero */
.academy-hero { position: relative; overflow: hidden; background: radial-gradient(circle at 12% 12%, rgba(25,181,197,.12), transparent 30%), linear-gradient(130deg,#f9fcff 0%,#f2f6fb 55%,#eefafa 100%); border-bottom: 1px solid #e7edf4; }
.academy-hero::after { content: ""; position: absolute; inset: auto -12% -190px auto; width: 520px; height: 520px; border: 80px solid rgba(25,181,197,.07); border-radius: 50%; }
.academy-hero__grid { min-height: 590px; display: grid; grid-template-columns: 1.02fr .98fr; gap: 4rem; align-items: center; padding-block: 4.5rem; position: relative; z-index: 1; }
.academy-hero__content h1 { max-width: 650px; color: var(--fea-navy-950); font-size: clamp(2.35rem,4.4vw,4.45rem); line-height: 1.18; letter-spacing: -.035em; margin: 0; }
.academy-hero__content h1 mark { position: relative; color: var(--fea-blue-600); background: transparent; }
.academy-hero__content h1 mark::after { content: ""; position: absolute; inset: auto 0 -7px; height: 7px; border-radius: 50%; border-top: 4px solid var(--fea-gold-500); transform: rotate(-2deg); }
.academy-hero__lead { max-width: 610px; color: #52627c; font-size: 1.08rem; line-height: 2; margin: 1.45rem 0; }
.academy-hero__actions { display: flex; gap: .8rem; flex-wrap: wrap; }
.hero-search { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: .7rem; max-width: 570px; height: 58px; margin-top: 1.35rem; padding-inline-start: 1rem; background: #fff; border: 1px solid var(--fea-line); border-radius: 14px; box-shadow: var(--fea-shadow-sm); overflow: hidden; }
.hero-search span { color: var(--fea-cyan-500); font-size: 1.4rem; }
.hero-search input { height: 100%; min-width: 0; border: 0; font-size: .95rem; }
.hero-search button { align-self: stretch; border: 0; background: var(--fea-gold-500); color: var(--fea-navy-950); font-weight: 900; padding-inline: 1.25rem; cursor: pointer; }
.hero-trust { display: flex; gap: 1rem; flex-wrap: wrap; color: var(--fea-muted); font-size: .78rem; margin-top: 1.1rem; }
.hero-trust span::first-letter { color: var(--fea-cyan-500); }
.academy-hero__visual { position: relative; min-height: 480px; display: grid; place-items: center; }
.academy-hero__visual > img { position: relative; z-index: 2; width: min(92%, 590px); height: auto; border-radius: var(--fea-radius-lg); box-shadow: var(--fea-shadow-lg); transform: rotate(-1.6deg); }
.hero-orbit { position: absolute; border: 1px dashed rgba(12,111,165,.23); border-radius: 50%; }
.hero-orbit--one { width: 500px; height: 500px; }
.hero-orbit--two { width: 380px; height: 380px; border-color: rgba(244,166,42,.35); }
.hero-chip { position: absolute; z-index: 3; display: grid; grid-template-columns: 42px 1fr; column-gap: .6rem; align-items: center; min-width: 190px; padding: .75rem .85rem; background: rgba(255,255,255,.96); border: 1px solid #e2e9f2; border-radius: 14px; box-shadow: var(--fea-shadow-sm); }
.hero-chip > span { grid-row: 1/3; display: grid; place-items: center; width: 42px; height: 42px; border-radius: 12px; background: var(--fea-cyan-100); color: var(--fea-blue-600); font-size: 1.15rem; }
.hero-chip strong { font-size: .83rem; color: var(--fea-navy-900); }
.hero-chip small { font-size: .68rem; color: var(--fea-muted); }
.hero-chip--practice { inset: 28px auto auto -5px; }
.hero-chip--ai { inset: auto -2px 65px auto; }
.hero-chip--paths { inset: auto auto 4px 32px; }

/* Homepage sections and cards */
.home-section { padding-block: 5rem; background: #fff; }
.home-section--tint { background: #f5f8fc; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 2rem; margin-bottom: 2rem; }
.section-heading h2 { color: var(--fea-navy-950); font-size: clamp(1.65rem,3vw,2.45rem); margin: 0; }
.section-heading > a { color: var(--fea-blue-600); text-decoration: none; font-weight: 900; font-size: .9rem; }
.category-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 1rem; }
.category-card { position: relative; display: grid; grid-template-columns: 62px 1fr; gap: 1rem; min-width: 0; min-height: 180px; padding: 1.3rem; background: #fff; border: 1px solid var(--fea-line); border-radius: var(--fea-radius); text-decoration: none; overflow: hidden; transition: .2s ease; }
.category-card::after { content: "←"; position: absolute; inset: auto auto 1.2rem 1.2rem; color: #9aa8bd; transition: transform .2s; }
.category-card:hover { transform: translateY(-4px); border-color: #a8dce2; box-shadow: var(--fea-shadow-sm); }
.category-card:hover::after { color: var(--fea-blue-600); transform: translateX(-4px); }
.category-card__icon { display: grid; place-items: center; width: 62px; height: 62px; border-radius: 16px; background: #eaf8fa; color: var(--fea-blue-600); font-size: 1.65rem; }
.category-card strong, .category-card small, .category-card em { display: block; }
.category-card strong { color: var(--fea-navy-900); font-size: 1rem; line-height: 1.45; }
.category-card small { color: var(--fea-blue-600); direction: ltr; text-align: right; font-size: .72rem; margin-top: .22rem; }
.category-card p { color: var(--fea-muted); font-size: .78rem; line-height: 1.65; margin: .55rem 0 .7rem; }
.category-card em { color: var(--fea-blue-600); font-style: normal; font-size: .75rem; font-weight: 900; }
.academy-course-grid { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 1rem; }
.academy-course-card { display: flex; flex-direction: column; min-width: 0; background: #fff; border: 1px solid var(--fea-line); border-radius: var(--fea-radius); overflow: hidden; box-shadow: 0 4px 15px rgba(7,29,73,.04); transition: .22s ease; }
.academy-course-card:hover { transform: translateY(-5px); box-shadow: var(--fea-shadow-sm); }
.academy-course-card__media { position: relative; display: block; aspect-ratio: 16/10; overflow: hidden; background: var(--fea-navy-900); }
.academy-course-card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .35s; }
.academy-course-card:hover .academy-course-card__media img { transform: scale(1.04); }
.course-badge { display: inline-flex; align-items: center; width: fit-content; padding: .28rem .55rem; border-radius: 99px; font-size: .66rem; font-weight: 900; }
.course-badge--demo { position: absolute; inset: .75rem .75rem auto auto; color: #65410b; background: var(--fea-gold-100); border: 1px solid #f6ce82; }
.course-badge--ai { color: #075d67; background: var(--fea-cyan-100); border: 1px solid #b7e7e8; }
.academy-course-card__body { display: flex; flex: 1; flex-direction: column; padding: 1.05rem; }
.academy-course-card__category { color: var(--fea-blue-600); font-size: .7rem; font-weight: 900; text-decoration: none; }
.academy-course-card h3 { font-size: 1rem; line-height: 1.55; margin: .35rem 0 .1rem; color: var(--fea-navy-950); }
.academy-course-card h3 a { text-decoration: none; }
.academy-course-card__english { min-height: 2.25rem; color: var(--fea-muted); font-size: .68rem; direction: ltr; text-align: right; line-height: 1.35; }
.academy-course-card__meta { display: flex; gap: .45rem .75rem; flex-wrap: wrap; padding-block: .8rem; margin-top: .5rem; border-top: 1px solid #edf1f6; color: #66758e; font-size: .68rem; }
.academy-course-card__badges { min-height: 28px; display: flex; flex-wrap: wrap; gap: .4rem; }
.academy-course-card__footer { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding-top: .85rem; margin-top: auto; border-top: 1px solid #edf1f6; }
.academy-course-card__footer strong { color: var(--fea-navy-900); font-size: .95rem; }
.academy-course-card__footer a { color: var(--fea-blue-600); font-size: .74rem; font-weight: 900; text-decoration: none; }
.catalog-state { color: var(--fea-muted); text-align: center; padding: 2rem; }
.catalog-state--error { color: #a52828; background: #fff1f1; border-radius: 12px; }
.ai-feature__grid { display: grid; grid-template-columns: .92fr 1.08fr; gap: 5rem; align-items: center; }
.ai-feature h2 { color: var(--fea-navy-950); font-size: clamp(1.8rem,3vw,2.65rem); line-height: 1.35; }
.ai-feature p { color: var(--fea-muted); line-height: 1.9; }
.ai-feature__visual { position: relative; padding: 2.2rem; border-radius: 36px; background: radial-gradient(circle at 10% 0,#1a9db5,#0a285c 60%,#061735); }
.ai-console { background: #fff; border-radius: 18px; padding: 1rem; box-shadow: var(--fea-shadow-lg); }
.ai-console__head { display: flex; align-items: center; gap: .65rem; border-bottom: 1px solid var(--fea-line); padding-bottom: .85rem; }
.ai-console__head .brand-symbol { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 11px; color: var(--fea-navy-950); background: var(--fea-gold-500); }
.ai-console__head div { display: flex; flex-direction: column; }
.ai-console__head strong { color: var(--fea-navy-900); }
.ai-console__head small { color: var(--fea-muted); font-size: .68rem; }
.ai-console__head i { width: 8px; height: 8px; margin-inline-start: auto; border-radius: 50%; background: #23b26d; }
.ai-console__message { width: 86%; margin-top: 1rem; padding: .8rem 1rem; border-radius: 14px 14px 4px 14px; background: #eff5fa; color: #34465f; font-size: .8rem; line-height: 1.7; }
.ai-console__message--user { width: 72%; margin-inline-start: auto; border-radius: 14px 14px 14px 4px; background: var(--fea-navy-900); color: #fff; }
.ai-console__sources { width: fit-content; margin-top: .7rem; padding: .35rem .55rem; border-radius: 7px; color: #0c6872; background: var(--fea-cyan-100); font-size: .65rem; }
.check-list { display: grid; gap: .55rem; list-style: none; margin: 1.2rem 0 1.5rem; }
.check-list li { position: relative; padding-inline-start: 1.8rem; color: #384b67; }
.check-list li::before { content: "✓"; position: absolute; inset-inline-start: 0; display: grid; place-items: center; width: 21px; height: 21px; border-radius: 50%; color: #075d67; background: var(--fea-cyan-100); font-size: .7rem; font-weight: 900; }
.home-section--dark { background: var(--fea-navy-950); color: #fff; }
.home-section--dark .eyebrow { color: #67d7df; }
.why-grid { display: grid; grid-template-columns: 1.25fr repeat(3,1fr); gap: 1rem; align-items: stretch; }
.why-grid > div:first-child { padding-inline-end: 1.5rem; }
.why-grid h2 { font-size: 2rem; line-height: 1.4; }
.why-grid p { color: #b3bfd1; line-height: 1.8; }
.why-card { padding: 1.35rem; border: 1px solid rgba(255,255,255,.14); border-radius: 18px; background: rgba(255,255,255,.05); }
.why-card span { color: var(--fea-gold-500); font-weight: 900; }
.why-card strong { display: block; margin: 1.7rem 0 .5rem; }
.why-card p { font-size: .8rem; }
.home-cta { padding-block: 2.5rem; background: linear-gradient(110deg,var(--fea-cyan-500),#147ca8); }
.home-cta__inner { display: flex; align-items: center; justify-content: space-between; gap: 2rem; }
.home-cta p { color: #d8fbff; font-size: .85rem; font-weight: 800; }
.home-cta h2 { color: #fff; font-size: 1.65rem; }

/* Footer */
.academy-footer { padding-top: 3.5rem; background: #031027; color: #c7d1df; }
.academy-footer__grid { display: grid; grid-template-columns: 1.4fr repeat(3,1fr); gap: 3rem; }
.brand--footer { color: #fff; margin-bottom: 1rem; }
.academy-footer__grid > div { display: flex; flex-direction: column; gap: .65rem; }
.academy-footer__grid > div > strong { color: #fff; margin-bottom: .35rem; }
.academy-footer__grid p, .academy-footer__grid a { color: #9eacc0; font-size: .8rem; text-decoration: none; }
.academy-footer__grid a:hover { color: #fff; }
.academy-footer__bottom { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding-block: 1.25rem; margin-top: 2.5rem; border-top: 1px solid rgba(255,255,255,.12); font-size: .75rem; }
.academy-footer--compact { padding-top: 0; }
.academy-footer--compact .academy-footer__bottom { margin-top: 0; }

/* Catalog */
.catalog-hero, .category-hero { padding-block: 3.8rem; background: radial-gradient(circle at 8% 0,rgba(25,181,197,.15),transparent 35%),var(--fea-navy-950); color: #fff; }
.catalog-hero h1, .category-hero h1 { font-size: clamp(2rem,4vw,3.4rem); line-height: 1.25; }
.catalog-hero p:not(.eyebrow), .category-hero p { color: #b5c3d6; max-width: 680px; }
.catalog-layout { display: grid; grid-template-columns: 280px 1fr; gap: 2rem; align-items: start; padding-block: 3rem 5rem; }
.catalog-filters { position: sticky; top: 160px; padding: 1.15rem; background: #fff; border: 1px solid var(--fea-line); border-radius: 16px; box-shadow: 0 4px 16px rgba(7,29,73,.04); }
.catalog-filters__heading { display: flex; align-items: center; justify-content: space-between; padding-bottom: .8rem; border-bottom: 1px solid var(--fea-line); }
.catalog-filters__heading h2 { font-size: 1rem; }
.catalog-filters__heading button { border: 0; background: transparent; color: var(--fea-blue-600); font-weight: 800; cursor: pointer; }
.catalog-filters form > label:not(.filter-switch) { display: grid; gap: .4rem; color: var(--fea-navy-900); font-size: .78rem; font-weight: 800; margin-top: 1rem; }
.catalog-filters input[type="search"], .catalog-filters select { width: 100%; height: 43px; border: 1px solid var(--fea-line); border-radius: 9px; background: #fbfcfe; padding-inline: .7rem; font: inherit; color: var(--fea-ink); }
.catalog-filters fieldset { display: grid; gap: .45rem; margin-top: 1rem; border: 0; }
.catalog-filters legend { color: var(--fea-navy-900); font-size: .78rem; font-weight: 800; margin-bottom: .4rem; }
.filter-check { color: var(--fea-muted); font-size: .78rem; }
.filter-check input { accent-color: var(--fea-cyan-500); margin-inline-end: .35rem; }
.filter-switch { display: flex; align-items: center; gap: .55rem; margin-top: 1rem; color: var(--fea-navy-900); font-size: .78rem; font-weight: 800; }
.filter-switch input { accent-color: var(--fea-cyan-500); }
.catalog-filters__submit { width: 100%; margin-top: 1.2rem; }
.catalog-results__top { display: flex; align-items: end; justify-content: space-between; gap: 1rem; margin-bottom: 1.35rem; }
.catalog-results__top h2 { color: var(--fea-navy-950); font-size: 1.8rem; }
.catalog-results__top p { color: var(--fea-blue-600); font-size: .78rem; font-weight: 800; }
.catalog-results__top label { display: grid; gap: .3rem; color: var(--fea-muted); font-size: .7rem; }
.catalog-results__top select { min-width: 170px; height: 42px; padding-inline: .65rem; border: 1px solid var(--fea-line); border-radius: 9px; background: #fff; }
.academy-course-grid--catalog { grid-template-columns: repeat(3,minmax(0,1fr)); }
.catalog-pagination { display: flex; justify-content: center; gap: .45rem; margin-top: 2rem; }
.catalog-pagination button { display: grid; place-items: center; width: 40px; height: 40px; border: 1px solid var(--fea-line); border-radius: 9px; background: #fff; color: var(--fea-navy-900); font-weight: 800; cursor: pointer; }
.catalog-pagination button[aria-current="page"] { border-color: var(--fea-navy-900); background: var(--fea-navy-900); color: #fff; }
.category-hero__inner { display: grid; grid-template-columns: 1fr 200px; gap: 3rem; align-items: center; }
.category-hero__back { display: inline-block; color: #9be5e9; text-decoration: none; font-size: .78rem; margin-bottom: 1rem; }
.category-hero__meta { display: flex; gap: .7rem; flex-wrap: wrap; align-items: center; margin-top: 1rem; }
.category-hero__meta span { direction: ltr; color: #dbe5f2; }
.category-hero__meta strong { color: var(--fea-navy-950); background: var(--fea-gold-500); padding: .35rem .65rem; border-radius: 99px; font-size: .78rem; }
.category-hero__icon { display: grid; place-items: center; width: 180px; height: 180px; border: 1px solid rgba(255,255,255,.16); border-radius: 40px; background: rgba(255,255,255,.08); color: #71e1e6; font-size: 5rem; transform: rotate(-4deg); }

/* Existing learning surfaces, aligned with the new identity */
.course-page, .lesson-page, .dashboard__welcome, .dashboard__section { border-color: var(--fea-line); border-radius: var(--fea-radius); box-shadow: var(--fea-shadow-sm); }
.course-page__title, .lesson-page__title, .dashboard__title { color: var(--fea-navy-950); }
.ai-tutor { border-color: #b8e4e8; background: linear-gradient(180deg,#f7feff,#fff); border-radius: var(--fea-radius); }
.ai-tutor__avatar { background: var(--fea-navy-900); }

@media (max-width: 1120px) {
  .site-nav a:nth-of-type(4), .site-nav a:nth-of-type(5) { display: none; }
  .academy-course-grid { grid-template-columns: repeat(3,minmax(0,1fr)); }
  .why-grid { grid-template-columns: repeat(3,1fr); }
  .why-grid > div:first-child { grid-column: 1/-1; }
}

@media (max-width: 900px) {
  .site-nav, .site-header__actions { display: none; }
  .mobile-menu-button { display: block; margin-inline-start: auto; }
  .site-header__search-row { padding-block: 0 12px; }
  .catalog-search { max-width: none; grid-template-columns: auto 1fr auto; }
  .catalog-search select { display: none; }
  .header-quick-link { display: none; }
  .academy-hero__grid { grid-template-columns: 1fr; gap: 2rem; padding-block: 3rem; }
  .academy-hero__visual { min-height: 420px; }
  .hero-chip--practice { inset-inline-start: 0; }
  .category-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .academy-course-grid, .academy-course-grid--catalog { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .ai-feature__grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .academy-footer__grid { grid-template-columns: repeat(2,1fr); }
  .catalog-layout { grid-template-columns: 1fr; }
  .catalog-filters { position: static; }
}

@media (max-width: 620px) {
  .container { width: min(100% - 1.2rem, 1240px); }
  .site-header__primary { min-height: 68px; }
  .brand img { width: 40px; height: 40px; }
  .brand strong { font-size: .82rem; }
  .brand small { font-size: .6rem; }
  .site-header__search-row { padding-bottom: .6rem; }
  .catalog-search { height: 44px; grid-template-columns: auto 1fr 76px; }
  .catalog-search button { padding-inline: .75rem; }
  .academy-hero__grid { min-height: auto; padding-block: 2.6rem 3rem; }
  .academy-hero__content h1 { font-size: 2.35rem; }
  .academy-hero__lead { font-size: .94rem; }
  .academy-hero__actions .btn { flex: 1; }
  .hero-search { grid-template-columns: auto 1fr; height: auto; min-height: 52px; overflow: visible; padding: .35rem .8rem; }
  .hero-search button { grid-column: 1/-1; height: 45px; margin: 0 -.8rem -.35rem; border-radius: 0 0 13px 13px; }
  .academy-hero__visual { min-height: 330px; }
  .academy-hero__visual > img { width: 94%; }
  .hero-orbit--one { width: 330px; height: 330px; }
  .hero-orbit--two { width: 250px; height: 250px; }
  .hero-chip { min-width: 155px; padding: .55rem; grid-template-columns: 34px 1fr; }
  .hero-chip > span { width: 34px; height: 34px; }
  .hero-chip small { display: none; }
  .hero-chip--practice { top: 4px; }
  .hero-chip--ai { bottom: 26px; }
  .hero-chip--paths { display: none; }
  .home-section { padding-block: 3.4rem; }
  .section-heading { align-items: start; gap: .8rem; }
  .section-heading h2 { font-size: 1.55rem; }
  .section-heading > a { font-size: .72rem; padding-top: .35rem; }
  .category-grid, .academy-course-grid, .academy-course-grid--catalog { grid-template-columns: 1fr; }
  .category-card { min-height: 150px; }
  .ai-feature__visual { padding: 1rem; border-radius: 22px; }
  .ai-console__message { width: 95%; }
  .why-grid { grid-template-columns: 1fr; }
  .why-grid > div:first-child { grid-column: auto; }
  .home-cta__inner { align-items: stretch; flex-direction: column; }
  .academy-footer__grid { grid-template-columns: 1fr; gap: 1.7rem; }
  .academy-footer__bottom { align-items: start; flex-direction: column; }
  .catalog-hero, .category-hero { padding-block: 2.8rem; }
  .catalog-layout { padding-block: 1.5rem 3rem; }
  .catalog-results__top { align-items: stretch; flex-direction: column; }
  .catalog-results__top select { width: 100%; }
  .category-hero__inner { grid-template-columns: 1fr; }
  .category-hero__icon { display: none; }
}

.course-page__badges { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: .9rem; }
.course-page__badges > a { color: var(--fea-blue-600); text-decoration: none; font-size: .78rem; font-weight: 900; padding: .28rem .55rem; border-radius: 99px; background: #eaf6fb; }
.course-badge--demo-inline { color: #65410b; background: var(--fea-gold-100); border: 1px solid #f6ce82; }
.course-badge--unpublished { color: #9f1239; background: #fff1f2; border: 1px solid #fecdd3; }
.lessons-list__item--locked { background: #f8fafc; border-color: #cbd5e1; }
.lessons-list__item--locked .lessons-list__link { color: #475569; }
.lesson-lock-badge { margin-inline-start: auto; color: #7c2d12; font-size: .76rem; font-weight: 800; white-space: nowrap; }
.course-page__english { color: var(--fea-blue-600); direction: ltr; text-align: right; font-size: 1rem; margin-top: -.65rem; }
.course-page__details-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-block: 1.2rem; }
.course-page__details-grid section { padding: 1.1rem; border: 1px solid var(--fea-line); border-radius: 14px; background: #fbfdff; }
.course-page__details-grid h3 { color: var(--fea-navy-900); font-size: 1rem; }
.course-simple-list { padding-inline-start: 1.3rem; margin-top: .7rem; color: var(--fea-muted); }
.learning-back-link { display: inline-block; color: var(--fea-blue-600); font-size: .85rem; font-weight: 800; text-decoration: none; margin-bottom: 1rem; }
.dashboard-quick-actions { display: flex; flex-wrap: wrap; gap: .55rem; margin-top: 1.2rem; }

/* Student dashboard welcome actions: intentionally scoped so admin screens keep their styling. */
.student-dashboard-page .dashboard__welcome .dashboard__title { color: #fff; }
.student-dashboard-page .dashboard__welcome .dashboard__eyebrow,
.student-dashboard-page .dashboard__welcome .dashboard__intro { color: #dce8ff; }
.student-dashboard-page .dashboard-quick-actions { position: relative; z-index: 1; }
.student-dashboard-page .dashboard-quick-actions .btn {
  min-height: 46px;
  border: 2px solid transparent;
  border-radius: 10px;
  padding: .72rem 1.15rem;
  font-weight: 800;
  text-decoration: none;
  transition: background-color .18s ease, border-color .18s ease, color .18s ease, transform .18s ease;
}
.student-dashboard-page .dashboard-quick-actions .btn--student-primary { background: #19b5c5; border-color: #19b5c5; color: #06244d; }
.student-dashboard-page .dashboard-quick-actions .btn--student-primary:hover { background: #5ee0e8; border-color: #5ee0e8; color: #041b3b; transform: translateY(-1px); }
.student-dashboard-page .dashboard-quick-actions .btn--student-secondary { background: #fff; border-color: #19b5c5; color: #073d70; }
.student-dashboard-page .dashboard-quick-actions .btn--student-secondary:hover { background: #19b5c5; border-color: #19b5c5; color: #06244d; transform: translateY(-1px); }
.student-dashboard-page .dashboard-quick-actions .btn--student-logout { background: #fff; border-color: #fff; color: #082b5c; }
.student-dashboard-page .dashboard-quick-actions .btn--student-logout:hover { background: #fff1f2; border-color: #fecdd3; color: #9f1239; transform: translateY(-1px); }
.student-dashboard-page .dashboard-quick-actions .btn:active { transform: translateY(1px); }
.student-dashboard-page .dashboard-quick-actions .btn:focus-visible { outline: 3px solid #fbbf24; outline-offset: 3px; }
.student-dashboard-page .dashboard-quick-actions .btn:disabled,
.student-dashboard-page .dashboard-quick-actions .btn[aria-disabled="true"] { opacity: .52; cursor: not-allowed; transform: none; }

@media (max-width: 640px) {
  .student-dashboard-page .dashboard-quick-actions { display: grid; grid-template-columns: 1fr; }
  .student-dashboard-page .dashboard-quick-actions .btn { width: 100%; }
}

.whatsapp-widget {
  position: fixed;
  left: 20px;
  bottom: calc(22px + env(safe-area-inset-bottom));
  z-index: 900;
  display: inline-grid;
  place-items: center;
  width: 58px;
  height: 58px;
  border: 3px solid #fff;
  border-radius: 999px;
  background: #168c49;
  color: #fff;
  text-decoration: none;
  box-shadow: 0 10px 28px rgba(4, 44, 28, .28);
}
.whatsapp-widget:hover { background: #0f6f39; transform: translateY(-2px); }
.whatsapp-widget:focus-visible { outline: 3px solid #fbbf24; outline-offset: 3px; }
.whatsapp-widget__icon { display: grid; place-items: center; width: 30px; height: 30px; }
.whatsapp-widget__icon svg { width: 100%; height: 100%; fill: currentColor; }
.whatsapp-widget__tooltip {
  position: absolute;
  left: calc(100% + 10px);
  width: max-content;
  max-width: min(230px, 70vw);
  padding: .55rem .7rem;
  border-radius: 8px;
  background: #082b5c;
  color: #fff;
  font-size: .8rem;
  font-weight: 700;
  opacity: 0;
  pointer-events: none;
  transform: translateX(-4px);
  transition: opacity .16s ease, transform .16s ease;
}
.whatsapp-widget:hover .whatsapp-widget__tooltip,
.whatsapp-widget:focus-visible .whatsapp-widget__tooltip { opacity: 1; transform: translateX(0); }
.moyasar-payment { margin-block: 1.25rem; padding: 1rem; border: 1px solid #cbd9eb; border-radius: 12px; background: #f8fbff; }
.moyasar-payment h3 { color: #082b5c; margin: 0 0 .35rem; }
.moyasar-payment > p { color: #405575; }
.moyasar-payment .mysr-form { direction: ltr; max-width: 680px; margin-inline: auto; }
.lesson-private-video { width: 100%; min-height: min(62vw, 620px); border: 0; border-radius: 14px; background: #020b1d; }
.video-upload-control { display: grid; gap: .75rem; margin-top: 1rem; padding: 1rem; border: 1px solid #cbd9eb; border-radius: 12px; }
.video-upload-control progress { width: 100%; height: 16px; accent-color: #19b5c5; }
.video-connection-check { display: flex; align-items: center; flex-wrap: wrap; gap: .75rem; margin-block: 1rem; padding: .9rem; border: 1px solid #cbd9eb; border-radius: 12px; background: #f8fbff; }
.video-connection-check p { margin: 0; font-weight: 700; }
.admin-success { color: #166534; }
.admin-error { color: #9f1239; }
@media (max-width: 640px) {
  .whatsapp-widget { left: 12px; bottom: calc(14px + env(safe-area-inset-bottom)); width: 52px; height: 52px; }
}
.category-admin-list { display: grid; gap: .7rem; margin-top: 1rem; }
.category-admin-card { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1rem; border: 1px solid var(--fea-line); border-radius: 13px; background: #fbfdff; }
.category-admin-card h3 { color: var(--fea-navy-900); }
.category-admin-card p { color: var(--fea-muted); font-size: .78rem; }
.admin-form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-top: 1rem; }
.admin-form-grid label { display: grid; gap: .4rem; color: var(--fea-navy-900); font-size: .8rem; font-weight: 800; }
.admin-form-grid input, .admin-form-grid select, .admin-form-grid textarea { width: 100%; border: 1px solid var(--fea-line); border-radius: 9px; background: #fff; padding: .65rem; font: inherit; color: var(--fea-ink); }
.admin-form-grid__wide { grid-column: 1/-1; }
@media (max-width: 620px) {
  .course-page__details-grid, .admin-form-grid { grid-template-columns: 1fr; }
  .admin-form-grid__wide { grid-column: auto; }
  .category-admin-card { align-items: stretch; flex-direction: column; }
}
.legal-layout {
  max-width: 1180px;
  padding-block: 36px 72px;
}

.legal-meta {
  direction: rtl;
  overflow-wrap: anywhere;
  color: #536784;
  font-size: .9rem;
}

.legal-warning,
.compliance-alert {
  margin-bottom: 18px;
  padding: 14px 16px;
  border: 1px solid #e7a81f;
  border-radius: 10px;
  color: #6d4a00;
  background: #fff8e6;
}

.legal-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 250px;
  gap: 28px;
  align-items: start;
}

.legal-toc {
  grid-column: 2;
  position: sticky;
  top: 20px;
  padding: 18px;
  border: 1px solid #dce5f1;
  border-radius: 12px;
  background: #fff;
}

.legal-toc div {
  display: grid;
  gap: 8px;
  margin-top: 12px;
}

.legal-toc a { color: #075caa; text-decoration: none; }
.legal-toc a:hover { text-decoration: underline; }

.legal-article {
  grid-column: 1;
  grid-row: 1;
  padding: clamp(20px, 4vw, 52px);
  border: 1px solid #dce5f1;
  border-radius: 16px;
  background: #fff;
  color: #172b4d;
  line-height: 2;
}

.legal-article h1 { margin: 0 0 26px; color: #073b75; font-size: clamp(1.65rem, 3vw, 2.4rem); }
.legal-article h2 { margin: 36px 0 12px; color: #075caa; font-size: 1.25rem; }
.legal-article p { margin: 0 0 14px; white-space: normal; }
.legal-article ul { margin: 0 0 18px; padding-right: 24px; }

.legal-footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px 18px;
  margin-top: 10px;
  font-size: .88rem;
}

.legal-footer-links a { color: inherit; text-decoration: underline; text-underline-offset: 3px; }

.compliance-check {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  line-height: 1.7;
}

.compliance-check input { width: 19px; height: 19px; margin-top: 4px; flex: 0 0 auto; }
.compliance-check a { color: #075caa; }

.checkout-legal {
  display: grid;
  gap: 18px;
  margin-block: 24px;
  padding: clamp(18px, 3vw, 28px);
  border: 1px solid #cfdbea;
  border-radius: 14px;
  background: #f8fbff;
}

.checkout-legal h3, .checkout-legal h4 { margin: 0; color: #073b75; }
.checkout-legal__facts { display: grid; gap: 10px; margin: 0; }
.checkout-legal__facts div { display: grid; grid-template-columns: minmax(120px, .65fr) 1fr; gap: 10px; border-bottom: 1px solid #e2eaf4; padding-bottom: 8px; }
.checkout-legal__facts dt { font-weight: 700; }
.checkout-legal__facts dd { margin: 0; overflow-wrap: anywhere; }

.compliance-shell { max-width: 1180px; margin-inline: auto; padding: 32px 20px 70px; }
.compliance-grid { display: grid; grid-template-columns: repeat(auto-fit,minmax(290px,1fr)); gap: 20px; }
.compliance-card { padding: 22px; border: 1px solid #dbe4ef; border-radius: 14px; background: #fff; }
.compliance-card h2, .compliance-card h3 { margin-top: 0; color: #073b75; }
.compliance-list { display: grid; gap: 12px; }
.compliance-list article { padding: 12px; border: 1px solid #e2eaf4; border-radius: 10px; }
.compliance-form { display: grid; gap: 12px; }
.compliance-form input,.compliance-form select,.compliance-form textarea { width: 100%; padding: 10px; border: 1px solid #b9c8da; border-radius: 8px; font: inherit; }

@media (max-width: 820px) {
  .legal-grid { grid-template-columns: 1fr; }
  .legal-toc, .legal-article { grid-column: 1; grid-row: auto; }
  .legal-toc { position: static; }
}

@media print {
  .legal-page .header, .legal-toc, .whatsapp-widget, .legal-footer-links { display: none !important; }
  .legal-layout { max-width: none; padding: 0; }
  .legal-article { border: 0; box-shadow: none; padding: 0; }
}
/* Instructor workspace and scoped administration */
.instructor-page{background:#f4f7fb;color:#08244d;min-height:100vh}.instructor-shell{width:min(1180px,calc(100% - 32px));margin:0 auto;padding:28px 0 64px}.instructor-header{background:#fff;border-bottom:1px solid #dbe5f1;position:sticky;top:0;z-index:20}.instructor-header__inner{width:min(1180px,calc(100% - 32px));margin:auto;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 0}.instructor-brand{font-weight:900;color:#092654;text-decoration:none}.instructor-nav{display:flex;flex-wrap:wrap;gap:8px}.instructor-nav a{color:#163d73;text-decoration:none;padding:9px 12px;border-radius:10px}.instructor-nav a:hover{background:#edf5ff}.instructor-hero{background:linear-gradient(135deg,#092654,#174f91);color:#fff;border-radius:22px;padding:28px;margin-bottom:24px}.instructor-hero p{margin-bottom:0;color:#d9e8fb}.instructor-stats,.instructor-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin:20px 0}.instructor-stat,.instructor-card,.instructor-panel,.grading-card{background:#fff;border:1px solid #dce6f2;border-radius:18px;padding:20px;box-shadow:0 8px 24px rgba(8,36,77,.05)}.instructor-stat strong{display:block;font-size:2rem;color:#079bbf}.instructor-card h2,.instructor-card h3{margin:10px 0}.status-chip{display:inline-block;background:#e2f8ef;color:#08744c;padding:5px 10px;border-radius:999px;font-size:.82rem}.permission-list{color:#526b8c;font-size:.9rem}.instructor-card__actions,.form-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}.instructor-empty{background:#fff;border:1px dashed #a9bfd9;border-radius:16px;padding:28px;text-align:center;color:#536b8b}.instructor-message{padding:13px 16px;border-radius:12px;background:#e9f5ff;color:#0b5380;margin-bottom:16px}.instructor-message--error{background:#fff0f1;color:#a5162e}.instructor-message--success{background:#eaf9f0;color:#087744}.instructor-form{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.instructor-form label,.grading-card label{display:grid;gap:7px;font-weight:700}.instructor-form .full{grid-column:1/-1}.instructor-form input,.instructor-form textarea,.instructor-form select,.grading-card input,.grading-card textarea,.grading-card select{width:100%;border:1px solid #bfd0e4;border-radius:10px;padding:11px;background:#fff}.instructor-form textarea,.grading-card textarea{min-height:100px;resize:vertical}.instructor-row{display:flex;justify-content:space-between;align-items:center;gap:16px;border-bottom:1px solid #e4ebf4;padding:16px 0}.instructor-row:last-child{border-bottom:0}.instructor-row small{display:block;color:#607593;margin-top:5px}.instructor-table-wrap{overflow:auto;background:#fff;border-radius:16px;border:1px solid #dce6f2}.instructor-table{width:100%;border-collapse:collapse}.instructor-table th,.instructor-table td{padding:13px;border-bottom:1px solid #e6edf5;text-align:right;white-space:nowrap}.grading-card{margin-bottom:15px}.btn--danger{background:#fff!important;color:#b32034!important;border:1px solid #ef9baa!important}.archive-warning{background:#fff7df;border:1px solid #f0c75e;color:#754f00;border-radius:14px;padding:16px;margin-bottom:18px}
@media(max-width:800px){.instructor-header__inner,.instructor-row{align-items:flex-start;flex-direction:column}.instructor-stats,.instructor-grid,.instructor-form{grid-template-columns:1fr}.instructor-form .full{grid-column:auto}.instructor-nav{width:100%;overflow:auto;flex-wrap:nowrap}.instructor-shell{width:min(100% - 20px,1180px)}}
/* Authentication, instructor operations, and live monitoring */
.login__account-options{display:grid;grid-template-columns:1fr 1fr;gap:.75rem}.login__register--instructor{background:#eef6ff;border-color:#9fc9f3}.login--wide .login__card{width:min(960px,100%)}.instructor-application-form{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem}.login__field--wide{grid-column:1/-1}.account-status-card{padding:1rem;border:1px solid #d9e2ec;border-radius:14px;background:#f8fafc;line-height:1.8}.ops-stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:1rem;margin:1rem 0}.ops-stat{padding:1rem;border:1px solid #dbe4ee;border-radius:16px;background:#fff;box-shadow:0 8px 24px rgba(15,42,67,.06)}.ops-stat span,.ops-stat strong{display:block}.ops-stat span{color:#52667a;font-size:.9rem}.ops-stat strong{font-size:1.8rem;margin-top:.35rem;color:#12344d}.application-list,.error-feed{display:grid;gap:.8rem}.application-card,.error-card{display:flex;justify-content:space-between;gap:1rem;padding:1rem;border:1px solid #dbe4ee;border-radius:14px;background:#fff}.application-card small,.error-card small,.instructor-management-table small{display:block;color:#61758a;margin-top:.25rem}.instructor-filters{grid-template-columns:repeat(auto-fit,minmax(160px,1fr))}.bulk-bar,.ops-toolbar,.pagination,.detail-tabs{display:flex;gap:.65rem;align-items:center;flex-wrap:wrap;margin:1rem 0}.bulk-bar input,.bulk-bar select,.ops-toolbar input,.ops-toolbar select{min-height:42px;border:1px solid #b9c7d5;border-radius:9px;padding:.55rem}.pagination{justify-content:center}.ops-severity{display:inline-flex;padding:.2rem .55rem;border-radius:999px;font-size:.78rem;font-weight:700}.ops-severity--warning{background:#fff4cc;color:#7a5700}.ops-severity--error{background:#ffe1e1;color:#9f1c1c}.ops-severity--critical{background:#431010;color:#fff}.health-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:.8rem}.health-card{padding:1rem;border:1px solid #dbe4ee;border-radius:14px;display:grid;gap:.25rem}.health-card--operational{border-inline-start:5px solid #228b5a}.health-card--degraded{border-inline-start:5px solid #d99716}.health-card--down{border-inline-start:5px solid #b42318}.error-card code{display:block;direction:ltr;text-align:left;font-size:.78rem;word-break:break-all}.error-card .form-actions button,.detail-tabs button{border:1px solid #c9d5e0;border-radius:8px;padding:.45rem .65rem;background:#f7fafc;cursor:pointer}.detail-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:1rem}.detail-list div{padding:.8rem;border:1px solid #e2e8f0;border-radius:10px}.detail-list dt{color:#61758a}.detail-list dd{margin:.25rem 0 0;font-weight:700}@media(max-width:720px){.login__account-options,.instructor-application-form{grid-template-columns:1fr}.login__field--wide{grid-column:auto}.application-card,.error-card{flex-direction:column}.ops-toolbar>*{width:100%}.ops-toolbar input,.ops-toolbar select,.ops-toolbar button{width:100%}}
.environment-banner,.maintenance-banner{position:relative;z-index:9999;padding:.7rem 1rem;text-align:center;font-weight:800;letter-spacing:.01em}.environment-banner--staging{background:#6d28d9;color:#fff;border-bottom:3px solid #fbbf24}.environment-banner--unknown{background:#7f1d1d;color:#fff}.maintenance-banner{background:#fef3c7;color:#78350f;border-bottom:2px solid #f59e0b}.maintenance-banner--full{background:#991b1b;color:#fff}.maintenance-page{min-height:100vh;background:linear-gradient(135deg,#eff6ff,#fef3c7)}
.ops-center{display:grid;gap:1.25rem}.ops-panel-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:1rem}.ops-panel-heading h2{margin-top:0}.ops-three-columns{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem}.ops-mini-card{display:grid;gap:.35rem;padding:.85rem;margin:.6rem 0;border:1px solid #dbe4f0;border-radius:.75rem;background:#fff}.ops-release-identity{margin-top:.75rem;padding:.55rem .8rem;border-radius:.6rem;background:rgba(255,255,255,.12);font-family:ui-monospace,monospace;direction:ltr;text-align:left}.ops-severity--info{background:#e0f2fe;color:#075985}.health-card--unconfigured,.health-card--unknown{border-inline-start:5px solid #64748b}.ops-release-identity--warning{background:#7f1d1d;color:#fff}@media(max-width:850px){.ops-three-columns{grid-template-columns:1fr}.ops-panel-heading{display:grid}}