/* ===================================================
   Школа скорочтения и развития интеллекта IQ007
   Великий Новгород | Дизайн: Скандинавский минимализм
   =================================================== */

/* ===================================================
   1. ПЕРЕМЕННЫЕ ДИЗАЙН-СИСТЕМЫ (ФИРМЕННЫЙ СИНИЙ + ЧИСТЫЙ МИНИМАЛИЗМ)
   =================================================== */
:root {
  --primary: #008EC6;        /* Фирменный синий IQ007 */
  --primary-hover: #0076a5;
  --accent: #FF541F;         /* Фирменный коралловый */
  --accent-hover: #e04412;
  --bg-body: #FFFFFF;
  --bg-card: #FAFAFA;
  --bg-subtle: #F4F4F5;
  --border: #E4E4E7;
  --border-focus: #008EC6;
  --text-main: #18181B;
  --text-secondary: #52525B;
  --text-muted: #71717A;
  --radius: 4px;
  --radius-sm: 2px;
  --shadow: none;
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  --font-size-base: 15px;
}

/* ===================================================
   2. БАЗОВЫЕ СТИЛИ
   =================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: var(--font-size-base);
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-family);
  color: var(--text-secondary);
  background-color: var(--bg-body);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  width: 100%;
}

.container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 16px;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color 0.15s ease;
}

a:hover {
  color: var(--primary-hover);
}

/* ===================================================
   3. ИКОНКИ
   =================================================== */
.icon {
  width: 18px;
  height: 18px;
  stroke-width: 1.75;
  stroke: currentColor;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
  display: inline-block;
  vertical-align: middle;
  flex-shrink: 0;
}

.icon-box {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: #F0F9FF;
  color: var(--primary);
  border: 1px solid #BAE6FD;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

/* ===================================================
   4. КНОПКИ (ФИРМЕННЫЙ СИНИЙ ЦВЕТ)
   =================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 42px;
  height: auto;
  padding: 8px 16px;
  font-size: 0.92rem;
  font-weight: 600;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.15s ease;
  font-family: inherit;
  line-height: 1.3;
  text-align: center;
}

.btn-primary {
  background: var(--primary);
  color: #FFFFFF !important;
  border-color: var(--primary);
}

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

.btn-secondary {
  background: var(--bg-card);
  color: var(--text-main) !important;
  border-color: var(--border);
}

.btn-secondary:hover {
  background: var(--bg-subtle);
  border-color: #A1A1AA;
}

.btn-accent {
  background: var(--accent);
  color: #FFFFFF !important;
  border-color: var(--accent);
}

.btn-accent:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
}

.btn-sm {
  min-height: 32px;
  padding: 5px 12px;
  font-size: 0.82rem;
}

/* ===================================================
   5. ТОП-БАР (ЛИЦЕНЗИЯ + СЛАБОВИДЯЩИЕ)
   =================================================== */
.top-bar {
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  font-size: 0.84rem;
  padding: 8px 0;
}

.top-bar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.top-license {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-secondary);
  flex-wrap: wrap;
}

.top-license strong {
  color: var(--text-main);
}

.top-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.bvi-toggle-btn {
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 5px 10px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-main);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
}

.bvi-toggle-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
}

/* Панель слабовидящих */
.bvi-panel {
  display: none;
  background: #18181B;
  color: #FFFFFF;
  padding: 12px 0;
  border-bottom: 2px solid var(--primary);
}

.bvi-panel.active {
  display: block;
}

.bvi-panel-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
  font-size: 0.88rem;
}

.bvi-group {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.bvi-btn {
  background: #27272A;
  color: #FFFFFF;
  border: 1px solid #3F3F46;
  padding: 5px 10px;
  border-radius: 2px;
  cursor: pointer;
  font-size: 0.82rem;
  font-family: inherit;
}

.bvi-btn.active, .bvi-btn:hover {
  background: var(--primary);
  border-color: var(--primary);
}

/* ===================================================
   6. ШАПКА (HEADER)
   =================================================== */
.main-header {
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 0;
  position: relative;
}

.logo-block {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.logo-img {
  height: 42px;
  width: auto;
}

.logo-text h1 {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.15;
}

.logo-text p {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 18px;
}

.nav-link {
  color: var(--text-main);
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
}

.nav-link:hover {
  color: var(--primary);
}

.nav-link.badge-sveden {
  color: #DC2626;
  background: #FEF2F2;
  border: 1px solid #FECACA;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
}

.nav-link.badge-sveden:hover {
  background: #DC2626;
  color: #FFFFFF;
}

.burger-btn {
  display: none;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 8px;
  cursor: pointer;
  color: var(--text-main);
}

/* ===================================================
   7. HERO СЕКЦИЯ
   =================================================== */
.hero-section {
  padding: 48px 0;
  border-bottom: 1px solid var(--border);
  background: var(--bg-card);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  align-items: center;
  gap: 36px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #F0F9FF;
  color: var(--primary);
  border: 1px solid #BAE6FD;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 16px;
}

.hero-title {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.2;
  margin-bottom: 16px;
}

.hero-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 24px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  border-top: 1px solid var(--border);
  padding-top: 20px;
}

.stat-item h3 {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text-main);
}

.stat-item p {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.hero-photo {
  width: 100%;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  object-fit: cover;
}

/* ===================================================
   8. СЕКЦИИ И КАРТОЧКИ
   =================================================== */
.section {
  padding: 56px 0;
}

.section-header {
  margin-bottom: 36px;
}

.section-tag {
  color: var(--primary); /* СИНИЙ АКЦЕНТ */
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 6px;
  display: block;
}

.section-title {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 8px;
}

.section-desc {
  font-size: 0.98rem;
  color: var(--text-muted);
  max-width: 650px;
}

/* Сетка программ */
.programs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
  gap: 18px;
}

.program-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  display: flex;
  flex-direction: column;
  transition: border-color 0.15s ease;
}

.program-card:hover {
  border-color: var(--primary);
}

.program-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.program-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.3;
}

.program-badge {
  display: inline-block;
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--primary);
  background: #F0F9FF;
  border: 1px solid #BAE6FD;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  margin-bottom: 10px;
  width: fit-content;
}

.program-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 16px;
  flex-grow: 1;
}

.program-result {
  font-size: 0.82rem;
  color: var(--text-muted);
  border-top: 1px solid var(--border);
  padding-top: 10px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.program-overview {
  background: #FFFFFF;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  margin-bottom: 28px;
}

.program-overview-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 20px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}

.program-meta-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-top: 18px;
  background: var(--bg-subtle);
  padding: 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
}

.program-meta-item strong {
  display: block;
  font-size: 0.78rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 4px;
}

.program-meta-item span {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-main);
}

/* ===================================================
   9. ФИЛИАЛЫ В ВЕЛИКОМ НОВГОРОДЕ
   =================================================== */
.branches-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
}

.branch-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
}

.branch-name {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 4px;
}

.branch-district {
  font-size: 0.78rem;
  color: var(--primary);
  font-weight: 600;
  margin-bottom: 12px;
}

.branch-address {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 8px;
  display: flex;
  align-items: flex-start;
  gap: 6px;
}

.branch-info {
  font-size: 0.84rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 16px;
}

.branch-footer {
  display: flex;
  gap: 8px;
}

/* ===================================================
   10. ПЕДАГОГИЧЕСКИЙ СОСТАВ
   =================================================== */
.teachers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
}

.teacher-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.teacher-card:hover {
  border-color: var(--primary);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0, 142, 198, 0.08);
}

.teacher-photo-wrap {
  width: 100%;
  height: 280px;
  background: #E2E8F0;
  overflow: hidden;
  position: relative;
}

.teacher-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  transition: transform 0.3s ease;
}

.teacher-card:hover .teacher-photo {
  transform: scale(1.03);
}

.teacher-card-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.teacher-header-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}

.teacher-exp-badge {
  display: inline-block;
  background: #F0F9FF;
  color: var(--primary);
  border: 1px solid #BAE6FD;
  font-size: 0.76rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
}

.teacher-branch-tag {
  font-size: 0.74rem;
  color: var(--text-muted);
  font-weight: 500;
}

.teacher-name {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.3;
  margin-bottom: 4px;
}

.teacher-post {
  font-size: 0.82rem;
  color: var(--primary);
  font-weight: 600;
  margin-bottom: 12px;
}

.teacher-edu {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.45;
  margin-bottom: 10px;
  flex-grow: 1;
}

.teacher-note {
  font-size: 0.78rem;
  color: var(--text-muted);
  border-top: 1px solid var(--border);
  padding-top: 10px;
  line-height: 1.4;
}

/* ===================================================
   11. ДОКУМЕНТЫ
   =================================================== */
.docs-table-wrapper {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  width: 100%;
}

.clean-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
  min-width: 580px;
}

.clean-table th, .clean-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  text-align: left;
}

.clean-table th {
  background: var(--bg-subtle);
  color: var(--text-main);
  font-weight: 700;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

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

.clean-table td {
  color: var(--text-secondary);
}

/* ===================================================
   12. ФОРМА ЗАПИСИ
   =================================================== */
.form-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  max-width: 600px;
  margin: 0 auto;
  width: 100%;
}

.form-group {
  margin-bottom: 14px;
}

.form-label {
  display: block;
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 5px;
}

.form-input {
  width: 100%;
  height: 44px;
  padding: 0 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-body);
  color: var(--text-main);
  font-size: 16px; /* Защита от автозума на iOS */
  font-family: inherit;
  outline: none;
}

.form-input:focus {
  border-color: var(--primary);
  background: #FFFFFF;
}

/* ===================================================
   13. ПОДВАЛ (FOOTER)
   =================================================== */
.main-footer {
  background: #18181B;
  color: #A1A1AA;
  padding: 44px 0 24px;
  font-size: 0.86rem;
  border-top: 1px solid #27272A;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 28px;
  margin-bottom: 32px;
}

.footer-col h4 {
  color: #FFFFFF;
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.footer-list {
  list-style: none;
}

.footer-list li {
  margin-bottom: 6px;
}

.footer-list a {
  color: #A1A1AA;
  text-decoration: none;
}

.footer-list a:hover {
  color: #FFFFFF;
}

.footer-bottom {
  border-top: 1px solid #27272A;
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.8rem;
}

/* ===================================================
   14. СВЕДЕНИЯ ОБ ОО (/sveden.html)
   =================================================== */
.sveden-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 24px;
  padding: 36px 0 60px;
}

.sveden-menu {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px;
  position: sticky;
  top: 80px;
  height: fit-content;
}

.sveden-menu h3 {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-main);
  padding: 6px 8px 10px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 6px;
}

.sveden-nav-list {
  list-style: none;
}

.sveden-nav-btn {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  display: block;
  font-family: inherit;
  transition: all 0.1s ease;
}

.sveden-nav-btn:hover {
  background: var(--bg-subtle);
  color: var(--text-main);
}

.sveden-nav-btn.active {
  background: #F0F9FF;
  color: var(--primary);
  font-weight: 700;
  border-left: 3px solid var(--primary);
}

.sveden-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.sveden-card h2 {
  font-size: 1.45rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 18px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}

/* ===================================================
   15. МОДАЛКА PDF
   =================================================== */
.pdf-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(15, 23, 42, 0.7);
  z-index: 999;
  align-items: center;
  justify-content: center;
  padding: 16px;
}

.pdf-modal.active {
  display: flex;
}

.pdf-modal-dialog {
  background: #FFFFFF;
  width: 100%;
  max-width: 900px;
  height: 85vh;
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.pdf-modal-header {
  padding: 12px 18px;
  background: #F8FAFC;
  border-bottom: 1px solid #E2E8F0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
}

.pdf-close-btn {
  background: none;
  border: none;
  font-size: 1.4rem;
  cursor: pointer;
  color: #64748B;
  padding: 4px;
}

.pdf-iframe {
  flex: 1;
  width: 100%;
  height: 100%;
  min-height: 0;
  border: none;
  background: #525659;
}

/* ===================================================
   16. РЕЖИМ СЛАБОВИДЯЩИХ (ГОСТ Р 52872-2019)
   ИСПРАВЛЕНО: ГАРАНТИЯ ЦЕЛОСТНОСТИ ВЕРСТКИ
   =================================================== */
html.bvi-font-normal {
  font-size: 15px !important;
}

html.bvi-font-lg {
  font-size: 19px !important;
}

html.bvi-font-xl {
  font-size: 24px !important;
}

/* Адаптация сетки в режиме увеличенного шрифта, чтобы ничего не наезжало */
html.bvi-font-lg .programs-grid, html.bvi-font-xl .programs-grid,
html.bvi-font-lg .branches-grid, html.bvi-font-xl .branches-grid,
html.bvi-font-lg .teachers-grid, html.bvi-font-xl .teachers-grid,
html.bvi-font-lg .hero-stats, html.bvi-font-xl .hero-stats {
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)) !important;
  gap: 20px !important;
}

html.bvi-font-lg .btn, html.bvi-font-xl .btn {
  min-height: 48px !important;
  height: auto !important;
  padding: 10px 18px !important;
  white-space: normal !important;
}

html.bvi-font-lg .top-bar-inner, html.bvi-font-xl .top-bar-inner {
  gap: 12px !important;
}

html.bvi-font-lg .clean-table th, html.bvi-font-xl .clean-table th,
html.bvi-font-lg .clean-table td, html.bvi-font-xl .clean-table td {
  padding: 14px 16px !important;
}

body.bvi-active {
  background: #FFFFFF !important;
  color: #000000 !important;
}

body.bvi-active * {
  font-family: Arial, Helvetica, sans-serif !important;
}

body.bvi-theme-black {
  background: #000000 !important;
  color: #FFFFFF !important;
}

body.bvi-theme-black * {
  background-color: #000000 !important;
  color: #FFFFFF !important;
  border-color: #FFFFFF !important;
}

body.bvi-theme-blue {
  background: #9cd5ff !important;
  color: #063462 !important;
}

body.bvi-theme-blue * {
  background-color: transparent !important;
  color: #063462 !important;
  border-color: #063462 !important;
}

body.bvi-images-off img {
  display: none !important;
}

/* ===================================================
   17. МОБИЛЬНАЯ АДАПТАЦИЯ (ПЛАНШЕТЫ И СМАРТФОНЫ)
   =================================================== */
@media (max-width: 960px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .sveden-layout {
    grid-template-columns: 1fr;
  }
  .sveden-menu {
    position: static;
    margin-bottom: 20px;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }
}

@media (max-width: 768px) {
  .top-bar-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
  .top-actions {
    width: 100%;
    justify-content: space-between;
  }
  .burger-btn {
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .main-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: #FFFFFF;
    flex-direction: column;
    align-items: stretch;
    padding: 16px;
    gap: 8px;
    border-top: 1px solid var(--border);
    border-bottom: 2px solid var(--primary);
    box-shadow: 0 16px 24px rgba(0, 0, 0, 0.12);
    z-index: 1000;
  }
  .main-nav.active {
    display: flex;
  }
  .nav-link {
    padding: 10px 12px;
    border-bottom: 1px solid var(--border);
    font-size: 0.95rem;
  }
  .hero-title {
    font-size: 1.85rem;
  }
  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }
  .hero-actions .btn {
    width: 100%;
  }
  .hero-stats {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .programs-grid, .branches-grid, .teachers-grid {
    grid-template-columns: 1fr;
  }
  .branch-footer {
    flex-direction: column;
  }
  .branch-footer .btn {
    width: 100%;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .form-box {
    padding: 24px 16px;
  }
  .pdf-modal-dialog {
    height: 92vh;
    padding: 10px;
  }
}

@media (max-width: 480px) {
  .logo-text h1 {
    font-size: 0.95rem;
  }
  .logo-text p {
    font-size: 0.72rem;
  }
  .hero-title {
    font-size: 1.6rem;
  }
  .section-title {
    font-size: 1.45rem;
  }
}