:root {
  --bg: #f5f8ff;
  --surface: #ffffff;
  --surface-soft: #edf3ff;
  --text: #111827;
  --muted: #475569;
  --line: #d4e1f7;
  --blue: #0071e3;
  --blue-dark: #0059b3;
  --blue-deep: #061b3d;
  --danger: #b91c1c;
  --shadow: 0 18px 40px rgba(7, 40, 96, 0.14);
  --radius-xl: 28px;
  --radius-lg: 18px;
  --radius-md: 14px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Manrope", sans-serif;
  color: var(--text);
  background: linear-gradient(180deg, #f9fbff 0%, #f1f6ff 40%, #eef4ff 100%);
  overflow-x: hidden;
}

.skip-link {
  position: absolute;
  left: 12px;
  top: -100px;
  background: #fff;
  border: 1px solid #9bc0f5;
  border-radius: 10px;
  color: #0a2f68;
  font-weight: 700;
  padding: 8px 12px;
  z-index: 100;
  text-decoration: none;
}

.skip-link:focus-visible {
  top: 12px;
}

.ambient {
  position: fixed;
  border-radius: 50%;
  filter: blur(80px);
  z-index: -1;
  pointer-events: none;
  opacity: 0.45;
}

.ambient-a {
  width: 420px;
  height: 420px;
  background: #9fc8ff;
  top: -160px;
  left: -140px;
}

.ambient-b {
  width: 380px;
  height: 380px;
  background: #8fe3ff;
  top: 220px;
  right: -140px;
}

.container {
  width: min(1160px, 92vw);
  margin: 0 auto;
}

.header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(16px);
  background: rgba(247, 250, 255, 0.8);
  border-bottom: 1px solid rgba(210, 224, 248, 0.8);
}

.nav-wrap {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  text-decoration: none;
  color: inherit;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.brand-logo {
  height: 46px;
  width: 46px;
  border-radius: 50%;
  object-fit: cover;
  user-select: none;
  -webkit-user-select: none;
}

.brand-text {
  font-size: 0.88rem;
  color: #4b5d80;
  font-weight: 600;
}

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

.nav a {
  text-decoration: none;
  color: var(--text);
  font-weight: 600;
  font-size: 0.95rem;
}

.nav a:hover {
  color: var(--blue);
}

.menu-btn {
  display: none;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 10px;
  padding: 10px 14px;
  font-weight: 700;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 11px 18px;
  font-weight: 700;
  font-size: 0.92rem;
  background: linear-gradient(100deg, var(--blue) 0%, #2d8fff 100%);
  color: #fff;
  transition: transform 0.2s ease, box-shadow 0.25s ease;
  cursor: pointer;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(0, 113, 227, 0.35);
}

.btn-small {
  padding: 8px 13px;
  font-size: 0.86rem;
}

.btn-admin {
  background: #0b1220;
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.72);
  border-color: rgba(0, 113, 227, 0.25);
  color: var(--blue-dark);
}

.btn-block {
  width: 100%;
}

.hero {
  padding: 74px 0 42px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 26px;
}

.eyebrow {
  margin: 0 0 12px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-weight: 800;
  font-size: 0.72rem;
  color: var(--blue);
}

h1 {
  margin: 0;
  font-size: clamp(2.2rem, 6.2vw, 4.4rem);
  line-height: 0.96;
  letter-spacing: -0.03em;
}

.hero-lead {
  margin: 18px 0 0;
  color: var(--muted);
  max-width: 640px;
  line-height: 1.7;
  font-size: 1.02rem;
}

.hero-actions {
  margin-top: 28px;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.hero-stats {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

.hero-stats li {
  display: grid;
  gap: 2px;
}

.hero-stats strong {
  font-size: 1.3rem;
}

.hero-stats span {
  color: var(--muted);
  font-size: 0.84rem;
}

.hero-panel {
  position: relative;
  background: linear-gradient(165deg, #082049 0%, #0a3170 60%, #0c3d8b 100%);
  color: #eef5ff;
  border-radius: var(--radius-xl);
  padding: 28px;
  border: 1px solid rgba(157, 193, 255, 0.28);
  box-shadow: var(--shadow);
  transform-style: preserve-3d;
}

.panel-label {
  margin: 0 0 8px;
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #9fc0ff;
  font-weight: 700;
}

.hero-panel h2 {
  margin: 0;
  font-size: 1.8rem;
  letter-spacing: -0.03em;
}

.hero-panel ul {
  margin: 16px 0 22px;
  padding-left: 18px;
  color: #d9e8ff;
  display: grid;
  gap: 8px;
}

.panel-glow {
  position: absolute;
  inset: auto -30px -100px auto;
  width: 170px;
  height: 170px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(92, 167, 255, 0.62), rgba(92, 167, 255, 0));
  pointer-events: none;
}

.section {
  padding: 86px 0;
}

.section-head {
  max-width: 860px;
}

h2 {
  margin: 0;
  font-size: clamp(1.9rem, 4.8vw, 3.2rem);
  line-height: 1.03;
  letter-spacing: -0.03em;
}

.course-showroom {
  margin-top: 28px;
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 18px;
}

.course-tabs {
  display: grid;
  gap: 10px;
  max-height: 620px;
  overflow-y: auto;
  padding-right: 4px;
}

.tab-btn {
  border: 1px solid #c9daf8;
  background: rgba(255, 255, 255, 0.7);
  color: #123060;
  padding: 12px 14px;
  border-radius: 14px;
  text-align: left;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.tab-btn:hover {
  transform: translateX(3px);
  border-color: #8bb8ff;
}

.tab-btn.is-active {
  border-color: #7aafff;
  background: linear-gradient(180deg, #ffffff 0%, #eef5ff 100%);
  box-shadow: 0 10px 18px rgba(17, 70, 154, 0.12);
}

.course-stage {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 20px;
  align-items: stretch;
  padding: 22px;
  border-radius: var(--radius-xl);
  background: rgba(255, 255, 255, 0.75);
  border: 1px solid #d2e1fb;
  box-shadow: 0 18px 36px rgba(13, 51, 119, 0.12);
  transform-style: preserve-3d;
}

.stage-visual {
  min-height: 290px;
  position: relative;
  border-radius: 22px;
  overflow: hidden;
  border: 1px solid rgba(140, 177, 239, 0.45);
  background: linear-gradient(150deg, #0d2f70 0%, #0c4298 35%, #1f6bc8 100%);
}

.stage-visual::before {
  content: "";
  position: absolute;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  top: -70px;
  right: -60px;
  background: radial-gradient(circle, rgba(162, 207, 255, 0.8), rgba(162, 207, 255, 0));
}

.visual-chip {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(255, 255, 255, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.32);
  color: #e9f2ff;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: 999px;
  padding: 6px 11px;
}

.visual-rings {
  position: absolute;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.26);
  bottom: -80px;
  left: -20px;
  transform: rotate(14deg);
}

.visual-rings::after {
  content: "";
  position: absolute;
  inset: 26px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.28);
}

.visual-pulse {
  position: absolute;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #d9ecff;
  top: 52%;
  left: 48%;
  box-shadow: 0 0 0 rgba(217, 236, 255, 0.5);
  animation: pulse 2.6s infinite;
}

.stage-copy h3 {
  margin: 0;
  font-size: 1.65rem;
  letter-spacing: -0.03em;
}

.stage-copy p {
  margin: 10px 0 14px;
  color: var(--muted);
  line-height: 1.7;
}

.stage-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.stage-meta span {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  border: 1px solid #c5d8f8;
  background: #f7faff;
  color: #1f437c;
  padding: 7px 11px;
  font-size: 0.82rem;
  font-weight: 700;
}

.stage-topics {
  margin: 16px 0 0;
  padding-left: 18px;
  display: grid;
  gap: 8px;
  color: #29497c;
}

.stage-price {
  margin: 14px 0 0;
  font-size: 1.5rem;
  font-weight: 800;
  color: #0a2d5d;
}

.stage-price .price-label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--muted);
  display: block;
}

.btn-online {
  background: linear-gradient(100deg, #16a34a 0%, #22c55e 100%);
}

.btn-online:hover {
  box-shadow: 0 10px 24px rgba(22, 163, 74, 0.35);
}

.btn-reserve {
  background: linear-gradient(100deg, #0071e3 0%, #2d8fff 100%);
}

.stage-actions {
  margin-top: 18px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.course-stage.is-changing {
  opacity: 0.7;
  transform: scale(0.995);
}

.section-soft {
  background: linear-gradient(180deg, #eff5ff 0%, #eaf2ff 100%);
  border-top: 1px solid #d6e4fb;
  border-bottom: 1px solid #d6e4fb;
}

.program-grid {
  margin-top: 24px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.program-card {
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1px solid #cfe0fc;
  box-shadow: 0 12px 26px rgba(10, 48, 112, 0.1);
  padding: 20px;
}

.program-card h3 {
  margin: 0;
}

.program-card p {
  margin: 10px 0 12px;
  color: var(--muted);
  line-height: 1.65;
}

.program-card ul {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 7px;
  color: #264472;
}

.program-card .btn {
  margin-top: 14px;
}

.store-controls {
  margin-top: 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.store-filters {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.filter-btn {
  border: 1px solid #c9daf8;
  background: rgba(255, 255, 255, 0.7);
  color: #123060;
  padding: 8px 14px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.86rem;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s;
}

.filter-btn:hover {
  border-color: #8bb8ff;
}

.filter-btn.is-active {
  background: linear-gradient(100deg, var(--blue) 0%, #2d8fff 100%);
  color: #fff;
  border-color: transparent;
}

.store-search {
  flex: 1;
  min-width: 180px;
}

.store-search input {
  width: 100%;
  border: 1px solid #bfd4f8;
  border-radius: 999px;
  padding: 9px 16px;
  font: inherit;
  font-size: 0.92rem;
}

.btn-cart {
  position: relative;
  background: #0b1220;
}

.product-grid {
  margin-top: 20px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 16px;
}

.product-card {
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1px solid #d2e1fb;
  box-shadow: 0 8px 20px rgba(10, 48, 112, 0.08);
  overflow: hidden;
  transition: transform 0.2s, box-shadow 0.2s;
}

.product-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 28px rgba(10, 48, 112, 0.14);
}

.product-card-img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  background: linear-gradient(135deg, #e8f0ff 0%, #d4e4ff 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #8badd4;
  font-size: 2.5rem;
  font-weight: 800;
}

.product-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-card-body {
  padding: 14px;
}

.product-card-category {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--blue);
  margin-bottom: 4px;
}

.product-card-body h4 {
  margin: 0;
  font-size: 1rem;
  line-height: 1.3;
}

.product-card-body p {
  margin: 6px 0 0;
  font-size: 0.84rem;
  color: var(--muted);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.product-card-footer {
  padding: 0 14px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.product-price {
  font-size: 1.2rem;
  font-weight: 800;
  color: #0a2d5d;
  display: block;
}

.product-stock {
  font-size: 0.78rem;
  font-weight: 600;
  color: #16a34a;
}

.product-stock.out-of-stock {
  color: var(--danger);
}

.product-card-footer .btn {
  padding: 8px 14px;
  font-size: 0.82rem;
}

.loading-text {
  color: var(--muted);
  grid-column: 1 / -1;
  text-align: center;
  padding: 40px 0;
}

.cart-modal {
  position: fixed;
  inset: 0;
  background: rgba(6, 15, 31, 0.65);
  backdrop-filter: blur(4px);
  display: none;
  align-items: flex-start;
  justify-content: flex-end;
  z-index: 75;
  padding: 0;
}

.cart-modal.show {
  display: flex;
}

.cart-card {
  width: min(480px, 100vw);
  height: 100vh;
  background: #fff;
  box-shadow: -10px 0 30px rgba(7, 32, 81, 0.2);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.checkout-card {
  overflow-y: auto;
}

.cart-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 20px;
  border-bottom: 1px solid #d6e4fb;
}

.cart-header h3 {
  margin: 0;
  font-size: 1.2rem;
}

.cart-items {
  flex: 1;
  overflow-y: auto;
  padding: 12px 20px;
}

.cart-empty {
  text-align: center;
  color: var(--muted);
  padding: 40px 0;
}

.cart-item {
  display: flex;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid #eef3ff;
  align-items: center;
}

.cart-item-img {
  width: 60px;
  height: 60px;
  border-radius: 10px;
  object-fit: cover;
  background: #e8f0ff;
  flex-shrink: 0;
}

.cart-item-info {
  flex: 1;
  min-width: 0;
}

.cart-item-info h4 {
  margin: 0;
  font-size: 0.9rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.cart-item-info .cart-item-price {
  font-size: 0.88rem;
  font-weight: 700;
  color: #0a2d5d;
}

.cart-item-qty {
  display: flex;
  align-items: center;
  gap: 6px;
}

.cart-item-qty button {
  width: 28px;
  height: 28px;
  border: 1px solid #c9daf8;
  background: #f7faff;
  border-radius: 8px;
  font-weight: 700;
  cursor: pointer;
  display: grid;
  place-items: center;
}

.cart-item-qty span {
  min-width: 20px;
  text-align: center;
  font-weight: 700;
}

.cart-footer {
  border-top: 1px solid #d6e4fb;
  padding: 16px 20px;
}

.cart-totals {
  margin-bottom: 12px;
}

.cart-line {
  display: flex;
  justify-content: space-between;
  padding: 4px 0;
  font-size: 0.92rem;
}

.cart-total-line {
  border-top: 1px solid #d6e4fb;
  padding-top: 8px;
  margin-top: 4px;
  font-size: 1.05rem;
}

.checkout-form {
  padding: 16px 20px;
}

.checkout-section {
  margin-bottom: 16px;
}

.checkout-section h4 {
  margin: 0 0 10px;
  color: #12356f;
}

.checkout-form label {
  display: block;
  font-weight: 700;
  font-size: 0.88rem;
  margin-top: 8px;
}

.checkout-form input,
.checkout-form textarea {
  width: 100%;
  border: 1px solid #bfd4f8;
  border-radius: 10px;
  padding: 9px 12px;
  font: inherit;
  margin-top: 4px;
}

.payment-options {
  display: grid;
  gap: 8px;
  margin-top: 8px;
}

.payment-option {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border: 1px solid #d2e1fb;
  border-radius: 12px;
  cursor: pointer;
  font-weight: 600;
}

.payment-option:has(input:checked) {
  border-color: var(--blue);
  background: #f0f6ff;
}

.payment-option input[type="radio"] {
  width: auto;
  margin: 0;
}

.payment-label {
  font-size: 0.92rem;
}

.checkout-summary {
  border: 1px solid #d4e3fb;
  border-radius: 12px;
  background: #f8fbff;
  padding: 12px;
  margin-bottom: 14px;
}

.order-confirm-content {
  padding: 16px 20px;
}

.order-detail {
  margin-bottom: 12px;
}

.order-detail h4 {
  margin: 0 0 6px;
  color: #12356f;
  font-size: 0.92rem;
}

.order-detail p {
  margin: 2px 0;
  font-size: 0.88rem;
}

.bank-info {
  border: 1px solid #d4e3fb;
  border-radius: 12px;
  background: #f8fbff;
  padding: 12px;
  margin: 10px 0;
}

.bank-info p {
  margin: 4px 0;
  font-size: 0.9rem;
}

.copy-btn {
  background: none;
  border: 1px solid #c9daf8;
  border-radius: 8px;
  padding: 2px 8px;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--blue);
  cursor: pointer;
  margin-left: 6px;
}

.shipping-label-print {
  display: none;
}

.admin-subsection {
  border-top: 1px solid #e4ecfa;
  padding-top: 10px;
  margin-top: 8px;
  display: grid;
  gap: 8px;
}

.admin-orders-list {
  max-height: 300px;
  overflow-y: auto;
}

.admin-order-item {
  border: 1px solid #d4e3fb;
  border-radius: 10px;
  padding: 10px;
  margin-bottom: 8px;
  background: #fff;
}

.admin-order-item h5 {
  margin: 0;
  font-size: 0.9rem;
  color: #12356f;
}

.admin-order-item p {
  margin: 2px 0;
  font-size: 0.82rem;
  color: var(--muted);
}

@media print {
  body > *:not(.shipping-label-print) {
    display: none !important;
  }
  .shipping-label-print {
    display: block !important;
  }
  .label-content {
    width: 10cm;
    border: 2px solid #000;
    padding: 12px;
    font-family: sans-serif;
    font-size: 12px;
  }
  .label-content h3 {
    margin: 0 0 8px;
    font-size: 14px;
    border-bottom: 1px solid #000;
    padding-bottom: 4px;
  }
  .label-content p {
    margin: 2px 0;
  }
  .label-content .label-section {
    margin-bottom: 10px;
  }
}

.section-dark {
  background: linear-gradient(140deg, #061935 0%, #092b5a 45%, #0a3f87 100%);
  color: #eff6ff;
}

.section-dark .eyebrow {
  color: #9cc2ff;
}

.section-subtitle {
  margin: 10px 0 0;
  color: #cae0ff;
}

.calendar-shell {
  margin-top: 24px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(191, 215, 255, 0.4);
  box-shadow: 0 20px 36px rgba(0, 10, 30, 0.45);
}

.calendar-shell iframe {
  display: block;
  width: 100%;
  min-height: 640px;
  border: 0;
}

.calendar-update {
  margin-top: 12px;
  color: #cae0ff;
  font-size: 0.88rem;
}

.reviews-wrap {
  margin-top: 22px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid #d2e2fb;
  box-shadow: 0 16px 28px rgba(8, 38, 96, 0.14);
}

.reviews-wrap iframe {
  width: 100%;
  min-height: 520px;
  border: 0;
  display: block;
}

.reviews-actions {
  margin-top: 14px;
}

.admin-modal {
  position: fixed;
  inset: 0;
  background: rgba(6, 15, 31, 0.65);
  backdrop-filter: blur(4px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 70;
  padding: 18px;
}

.admin-modal.show {
  display: flex;
}

.admin-card {
  width: min(860px, 96vw);
  max-height: 90vh;
  overflow: auto;
  background: #fff;
  border-radius: 16px;
  border: 1px solid #d6e4fb;
  box-shadow: 0 22px 36px rgba(7, 32, 81, 0.24);
  padding: 20px;
}

.admin-close {
  margin-left: auto;
  display: block;
  border: 1px solid #c9daf7;
  background: #f6f9ff;
  color: #12356f;
  border-radius: 10px;
  padding: 8px 12px;
  cursor: pointer;
  font-weight: 700;
}

.admin-block {
  display: grid;
  gap: 12px;
  margin-top: 14px;
}

.admin-section {
  border: 1px solid #d4e3fb;
  border-radius: 14px;
  background: #f8fbff;
  padding: 12px;
  display: grid;
  gap: 8px;
}

.admin-section h4 {
  margin: 0 0 2px;
  color: #12356f;
}

.admin-block label,
.admin-section label {
  font-weight: 700;
  font-size: 0.92rem;
}

.admin-block input,
.admin-block select,
.admin-block textarea,
.admin-section input,
.admin-section select,
.admin-section textarea {
  width: 100%;
  border: 1px solid #bfd4f8;
  border-radius: 10px;
  padding: 10px 12px;
  font: inherit;
}

.admin-section textarea {
  resize: vertical;
}

.admin-tips {
  border: 1px solid #d4e3fb;
  border-radius: 12px;
  background: #f5f9ff;
  padding: 10px 12px;
}

.admin-tips p {
  margin: 0;
  font-size: 0.88rem;
  color: #26497d;
}

.admin-tips p + p {
  margin-top: 6px;
}

.admin-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.admin-preview {
  width: 100%;
  max-height: 280px;
  object-fit: cover;
  border-radius: 12px;
  border: 1px solid #d0e0fa;
}

.admin-status {
  margin: 12px 0 0;
  font-weight: 700;
  color: #12356f;
}

.admin-note {
  margin: 0;
  font-size: 0.86rem;
  color: #284b7f;
}

.hidden {
  display: none !important;
}

.contact-wrap {
  display: grid;
  grid-template-columns: 1fr 0.92fr;
  gap: 20px;
}

.contact-copy {
  margin: 12px 0 0;
  color: var(--muted);
  line-height: 1.7;
}

.contact-list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.contact-list a {
  text-decoration: none;
  color: var(--blue);
  font-weight: 700;
}

.form {
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1px solid #d3e2fb;
  padding: 20px;
  box-shadow: 0 14px 28px rgba(7, 38, 96, 0.12);
  display: grid;
  gap: 10px;
}

.form label {
  font-weight: 700;
  font-size: 0.9rem;
}

.form input,
.form select,
.form textarea {
  width: 100%;
  border: 1px solid #bfd4f8;
  border-radius: 11px;
  padding: 10px 12px;
  font: inherit;
  font-size: 0.95rem;
}

.form input:focus,
.form select:focus,
.form textarea:focus,
.admin-section input:focus,
.admin-section textarea:focus,
.admin-section select:focus {
  outline: 2px solid #95bcff;
  border-color: #95bcff;
}

.contact-status {
  margin: 4px 0 0;
  font-size: 0.88rem;
  font-weight: 700;
  color: #12356f;
}

.contact-status.is-error {
  color: var(--danger);
}

.faq-list {
  display: grid;
  gap: 12px;
  max-width: 820px;
}

.faq-item {
  border: 1px solid #d3e2fb;
  border-radius: 14px;
  background: #fff;
  overflow: hidden;
  transition: box-shadow 0.2s;
}

.faq-item[open] {
  box-shadow: 0 8px 20px rgba(10, 48, 112, 0.08);
}

.faq-item summary {
  padding: 16px 20px;
  cursor: pointer;
  list-style: none;
  font-size: 1rem;
  line-height: 1.5;
  color: #0a2d5d;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::before {
  content: "+";
  display: inline-block;
  width: 24px;
  font-weight: 800;
  color: var(--blue);
  margin-right: 8px;
}

.faq-item[open] summary::before {
  content: "−";
}

.faq-item p {
  padding: 0 20px 16px 52px;
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.7;
  color: var(--muted);
}

.faq-item a {
  color: var(--blue);
  font-weight: 700;
  text-decoration: none;
}

.footer {
  border-top: 1px solid #d3e2fb;
  background: #eff5ff;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr 1fr;
  gap: 24px;
  padding: 40px 0 24px;
}

.footer-logo {
  margin-bottom: 8px;
}

.footer-about p {
  margin: 4px 0;
  font-size: 0.88rem;
  line-height: 1.6;
  color: var(--muted);
}

.footer-nav {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.footer-nav p {
  margin: 0 0 4px;
  font-size: 0.92rem;
}

.footer-nav a {
  font-size: 0.86rem;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.2s;
}

.footer-nav a:hover {
  color: var(--blue);
}

.footer-contact {
  font-size: 0.88rem;
}

.footer-contact p {
  margin: 0 0 4px;
}

.footer-contact address {
  font-style: normal;
  color: var(--muted);
  line-height: 1.7;
}

.footer-contact a {
  color: var(--blue);
  text-decoration: none;
  font-weight: 700;
}

.footer-bottom {
  min-height: 56px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  border-top: 1px solid #d3e2fb;
  padding: 16px 0;
  font-size: 0.84rem;
  color: var(--muted);
}

.footer a {
  color: var(--blue);
  text-decoration: none;
  font-weight: 700;
}

.wa-float {
  position: fixed;
  right: 18px;
  bottom: 20px;
  width: 54px;
  height: 54px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  text-decoration: none;
  color: #fff;
  font-weight: 800;
  background: #16a34a;
  box-shadow: 0 12px 24px rgba(12, 104, 46, 0.4);
}

.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(217, 236, 255, 0.5);
  }
  70% {
    box-shadow: 0 0 0 18px rgba(217, 236, 255, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(217, 236, 255, 0);
  }
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 3px solid #89b5ff;
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}

@media (max-width: 980px) {
  .menu-btn {
    display: inline-flex;
  }

  .nav {
    position: absolute;
    right: 4vw;
    top: 74px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 12px;
    display: none;
    flex-direction: column;
    align-items: flex-start;
    min-width: 210px;
    box-shadow: 0 18px 28px rgba(7, 32, 82, 0.16);
  }

  .nav.show {
    display: flex;
  }

  .hero-grid,
  .course-stage,
  .contact-wrap,
  .footer-grid {
    grid-template-columns: 1fr;
  }

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

  .course-tabs {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (max-width: 680px) {
  .section {
    padding: 70px 0;
  }

  .brand-text {
    display: none;
  }

  .course-tabs,
  .program-grid {
    grid-template-columns: 1fr;
  }

  .product-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .cart-card {
    width: 100vw;
  }

  .calendar-shell iframe {
    min-height: 540px;
  }

  .reviews-wrap iframe {
    min-height: 430px;
  }

  .admin-card {
    padding: 14px;
  }
}

@media (max-width: 420px) {
  .product-grid {
    grid-template-columns: 1fr;
  }
}