:root {
  --color-blue: #102e58;
  --color-blue-light: #1c4a85;
  --color-turquoise: #127b7b;
  --color-turquoise-light: #17a3a3;
  --color-orange: #f07a04;
  --color-orange-dark: #cf6600;
  --color-white: #ffffff;
  --color-bg-soft: #f6f9fc;
  --color-text: #1e293b;
  --color-text-muted: #5b6b82;
  --color-border: #e4eaf1;

  --gradient-brand: linear-gradient(90deg, #102e58, #127b7b);
  --gradient-brand-diagonal: linear-gradient(135deg, #0c2447, #102e58 45%, #127b7b);
  --gradient-orange: linear-gradient(135deg, #f07a04, #ff9736);
  --gradient-mesh: radial-gradient(circle at 15% 20%, rgba(18, 123, 123, 0.55), transparent 40%),
    radial-gradient(circle at 85% 15%, rgba(240, 122, 4, 0.35), transparent 38%),
    radial-gradient(circle at 50% 90%, rgba(28, 74, 133, 0.6), transparent 45%);

  --font-display: "Poppins", system-ui, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;

  --radius-md: 0.75rem;
  --radius-lg: 1.25rem;
  --radius-xl: 1.75rem;
  --radius-full: 999px;

  --shadow-card: 0 10px 30px -12px rgba(16, 46, 58, 0.18);
  --shadow-card-hover: 0 24px 48px -16px rgba(16, 46, 88, 0.28);
  --shadow-cta: 0 10px 24px -6px rgba(240, 122, 4, 0.45);

  --container-width: 1200px;
  --ease-smooth: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-snap: cubic-bezier(0.34, 1.56, 0.64, 1);
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-white);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
ul { list-style: none; }
svg { display: block; }
::selection { background-color: var(--color-orange); color: var(--color-white); }
::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--color-bg-soft); }
::-webkit-scrollbar-thumb { background: var(--color-turquoise); border-radius: var(--radius-full); border: 2px solid var(--color-bg-soft); }
:focus-visible { outline: 2px solid var(--color-turquoise); outline-offset: 3px; border-radius: 4px; }
.container { max-width: var(--container-width); margin: 0 auto; padding: 0 1.5rem; }
.section { padding: 6rem 0; position: relative; }
.section-header { max-width: 640px; margin: 0 auto 3.25rem; text-align: center; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 0.4rem;
  font-size: 0.78rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--color-orange); margin-bottom: 0.65rem;
}
.eyebrow::before { content: ""; width: 22px; height: 2px; background: var(--color-orange); border-radius: var(--radius-full); }
h1, h2, h3, h4 { font-family: var(--font-display); color: var(--color-blue); font-weight: 700; line-height: 1.18; }
.section-header h2 { font-size: clamp(1.85rem, 3.2vw, 2.6rem); margin-bottom: 0.85rem; letter-spacing: -0.01em; }
.section-header p { color: var(--color-text-muted); font-size: 1.02rem; }
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.8s var(--ease-smooth), transform 0.8s var(--ease-smooth); will-change: opacity, transform; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1.is-visible { transition-delay: 0.08s; }
.reveal-delay-2.is-visible { transition-delay: 0.16s; }
.reveal-delay-3.is-visible { transition-delay: 0.24s; }
.reveal-delay-4.is-visible { transition-delay: 0.32s; }
@keyframes floatY { 0%, 100% { transform: translateY(0) rotate(0deg); } 50% { transform: translateY(-16px) rotate(2deg); } }
@keyframes floatYSlow { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(14px); } }
@keyframes spinSlow { to { transform: rotate(360deg); } }
@keyframes pulseGlow { 0%, 100% { opacity: 0.55; } 50% { opacity: 1; } }
@keyframes shimmer { 0% { background-position: -400px 0; } 100% { background-position: 400px 0; } }
@keyframes gradientShift { 0% { background-position: 0% 50%; } 50% { background-position: 100% 50%; } 100% { background-position: 0% 50%; } }
@keyframes fadeInUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
.btn {
  position: relative; display: inline-flex; align-items: center; justify-content: center; gap: 0.55rem;
  padding: 0.9rem 1.85rem; border-radius: var(--radius-full); font-weight: 700; font-size: 0.95rem;
  border: none; overflow: hidden;
  transition: transform 0.25s var(--ease-snap), box-shadow 0.25s ease, background 0.25s ease;
  white-space: nowrap;
}
.btn::after { content: ""; position: absolute; inset: 0; background: rgba(255, 255, 255, 0.25); transform: translateX(-100%); transition: transform 0.5s ease; }
.btn:hover::after { transform: translateX(0); }
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: scale(0.97) translateY(0); }
.btn-primary { background: var(--gradient-orange); color: var(--color-white); box-shadow: var(--shadow-cta); }
.btn-primary:hover { box-shadow: 0 14px 30px -8px rgba(240, 122, 4, 0.6); }
.btn-outline { background: transparent; border: 2px solid var(--color-blue); color: var(--color-blue); }
.btn-outline:hover { background: var(--color-blue); color: var(--color-white); }
.btn-outline-light { background: transparent; border: 2px solid rgba(255, 255, 255, 0.7); color: var(--color-white); backdrop-filter: blur(4px); }
.btn-outline-light:hover { background: var(--color-white); color: var(--color-blue); border-color: var(--color-white); }
.btn-block { width: 100%; }
.btn-sm { padding: 0.55rem 1.15rem; font-size: 0.8rem; }
.btn:disabled { opacity: 0.6; cursor: not-allowed; transform: none !important; }
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(14px) saturate(160%);
  border-bottom: 1px solid transparent;
  transition: box-shadow 0.3s ease, border-color 0.3s ease, background 0.3s ease;
}
.site-header.scrolled { box-shadow: 0 8px 24px -16px rgba(16, 46, 58, 0.35); border-bottom-color: var(--color-border); background: rgba(255, 255, 255, 0.92); }
.site-header .container { display: flex; align-items: center; justify-content: space-between; padding-top: 0.9rem; padding-bottom: 0.9rem; }
.brand { display: flex; align-items: center; gap: 0.65rem; }
.brand-logo {
  width: 44px; height: 44px; border-radius: var(--radius-md); background: var(--gradient-brand); color: var(--color-white);
  display: flex; align-items: center; justify-content: center; font-family: var(--font-display); font-weight: 800; font-size: 1rem;
  box-shadow: 0 6px 16px -6px rgba(16, 46, 88, 0.5); transition: transform 0.3s var(--ease-snap);
}
.brand:hover .brand-logo { transform: rotate(-8deg) scale(1.05); }
.brand-name { font-family: var(--font-display); font-weight: 700; color: var(--color-blue); font-size: 1.05rem; line-height: 1.15; }
.main-nav { display: flex; align-items: center; gap: 2.1rem; }
.main-nav a { position: relative; font-size: 0.9rem; font-weight: 600; color: var(--color-blue); padding-bottom: 4px; }
.main-nav a::after { content: ""; position: absolute; left: 0; bottom: 0; height: 2px; width: 0; background: var(--gradient-brand); transition: width 0.3s var(--ease-smooth); }
.main-nav a:hover::after { width: 100%; }
.main-nav a:hover { color: var(--color-turquoise); }
.nav-toggle { display: none; background: none; border: none; font-size: 1.5rem; color: var(--color-blue); }
@media (max-width: 860px) {
  .main-nav { display: none; }
  .nav-toggle { display: block; }
  .header-cta { display: none; }
}
.hero {
  position: relative; background: var(--gradient-brand-diagonal); background-size: 200% 200%;
  animation: gradientShift 14s ease infinite; color: var(--color-white); overflow: hidden; isolation: isolate;
}
.hero::before { content: ""; position: absolute; inset: 0; background-image: var(--gradient-mesh); opacity: 0.9; z-index: -1; }
.hero-noise { position: absolute; inset: 0; opacity: 0.06; background-image: radial-gradient(circle at 1px 1px, #fff 1px, transparent 0); background-size: 26px 26px; z-index: -1; }
.hero-blob { position: absolute; z-index: -1; filter: blur(2px); opacity: 0.5; }
.hero-blob.b1 { top: -10%; right: -8%; width: 480px; animation: floatY 12s ease-in-out infinite; }
.hero-blob.b2 { bottom: -15%; left: -10%; width: 420px; animation: floatYSlow 16s ease-in-out infinite; }
.hero .container {
  position: relative; display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 3rem; align-items: center;
  padding-top: 6rem; padding-bottom: 7rem; min-height: 88vh;
}
@media (max-width: 960px) { .hero .container { grid-template-columns: 1fr; padding-top: 3rem; padding-bottom: 4rem; min-height: auto; } }
.hero-badge {
  display: inline-flex; align-items: center; gap: 0.5rem; padding: 0.45rem 1.1rem; border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.14); border: 1px solid rgba(255, 255, 255, 0.25);
  font-size: 0.75rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase;
  margin-bottom: 1.4rem; backdrop-filter: blur(6px); animation: fadeInUp 0.8s var(--ease-smooth) both;
}
.hero-badge .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--color-orange); animation: pulseGlow 1.8s ease-in-out infinite; }
.hero h1 { color: var(--color-white); font-size: clamp(2.35rem, 5.2vw, 3.6rem); margin-bottom: 1.3rem; letter-spacing: -0.02em; animation: fadeInUp 0.8s var(--ease-smooth) 0.08s both; }
.hero p.lead { max-width: 520px; color: rgba(255, 255, 255, 0.88); font-size: 1.12rem; margin-bottom: 2.1rem; animation: fadeInUp 0.8s var(--ease-smooth) 0.16s both; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; margin-bottom: 2.75rem; animation: fadeInUp 0.8s var(--ease-smooth) 0.24s both; }
.hero-stats { display: grid; grid-template-columns: repeat(3, auto); gap: 2.2rem; border-top: 1px solid rgba(255, 255, 255, 0.2); padding-top: 1.6rem; max-width: 440px; animation: fadeInUp 0.8s var(--ease-smooth) 0.32s both; }
.hero-stats strong { display: block; font-family: var(--font-display); font-size: 1.85rem; font-weight: 800; }
.hero-stats span { font-size: 0.8rem; color: rgba(255, 255, 255, 0.7); }
.hero-graphic { position: relative; animation: fadeInUp 1s var(--ease-smooth) 0.3s both; }
.hero-graphic svg { width: 100%; height: auto; filter: drop-shadow(0 30px 60px rgba(0, 0, 0, 0.25)); }
.hero-orbit { animation: spinSlow 40s linear infinite; transform-origin: center; }
@media (max-width: 960px) { .hero-graphic { display: none; } }
.scroll-cue { position: absolute; bottom: 1.75rem; left: 50%; transform: translateX(-50%); display: flex; flex-direction: column; align-items: center; gap: 0.4rem; color: rgba(255, 255, 255, 0.75); font-size: 0.7rem; letter-spacing: 0.08em; text-transform: uppercase; }
.scroll-cue svg { animation: floatYSlow 2s ease-in-out infinite; }
.wave-divider { position: relative; line-height: 0; }
.wave-divider svg { width: 100%; height: 70px; display: block; }
.search-wrap { max-width: 560px; margin: 0 auto 1.1rem; position: relative; }
.search-wrap svg { position: absolute; left: 1.15rem; top: 50%; transform: translateY(-50%); color: var(--color-text-muted); pointer-events: none; }
.search-wrap input {
  width: 100%; padding: 0.95rem 1.1rem 0.95rem 2.85rem; border-radius: var(--radius-full);
  border: 1.5px solid var(--color-border); font-size: 0.92rem; box-shadow: 0 1px 2px rgba(0, 0, 0, 0.03);
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}
.search-wrap input:focus { border-color: var(--color-turquoise); box-shadow: 0 0 0 4px rgba(18, 123, 123, 0.12); }
.filters { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.55rem; margin-bottom: 3rem; }
.filter-chip {
  padding: 0.55rem 1.2rem; border-radius: var(--radius-full); background: var(--color-bg-soft); color: var(--color-text-muted);
  font-size: 0.85rem; font-weight: 600; border: 1.5px solid transparent;
  transition: background 0.2s ease, color 0.2s ease, transform 0.2s var(--ease-snap), border-color 0.2s ease;
}
.filter-chip:hover { background: #e8edf3; transform: translateY(-1px); }
.filter-chip.active { background: var(--color-blue); color: var(--color-white); box-shadow: 0 8px 18px -8px rgba(16, 46, 88, 0.5); }
.courses-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.6rem; }
@media (max-width: 960px) { .courses-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .courses-grid { grid-template-columns: 1fr; } }
.course-card {
  background: var(--color-white); border: 1px solid var(--color-border); border-radius: var(--radius-lg); overflow: hidden;
  box-shadow: var(--shadow-card); display: flex; flex-direction: column;
  transition: transform 0.35s var(--ease-smooth), box-shadow 0.35s var(--ease-smooth), border-color 0.35s ease;
}
.course-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-card-hover); border-color: rgba(18, 123, 123, 0.25); }
.course-card-media { position: relative; height: 190px; background: var(--color-bg-soft); overflow: hidden; }
.course-card-media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(16, 46, 88, 0) 50%, rgba(16, 46, 88, 0.35) 100%); opacity: 0; transition: opacity 0.3s ease; }
.course-card:hover .course-card-media::after { opacity: 1; }
.course-card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s var(--ease-smooth); }
.course-card:hover .course-card-media img { transform: scale(1.08); }
.badge-featured {
  position: absolute; top: 0.8rem; left: 0.8rem; background: var(--gradient-orange); color: var(--color-white);
  font-size: 0.7rem; font-weight: 700; padding: 0.35rem 0.8rem; border-radius: var(--radius-full);
  box-shadow: 0 6px 14px -4px rgba(240, 122, 4, 0.6); display: flex; align-items: center; gap: 0.3rem;
}
.course-card-body { padding: 1.35rem; display: flex; flex-direction: column; flex: 1; gap: 0.4rem; }
.course-category { font-size: 0.7rem; font-weight: 700; letter-spacing: 0.05em; text-transform: uppercase; color: var(--color-turquoise); }
.course-card-body h3 { font-size: 1.12rem; }
.course-card-body p.desc { color: var(--color-text-muted); font-size: 0.89rem; flex: 1; }
.course-meta-row { display: flex; align-items: center; justify-content: space-between; margin-top: 0.5rem; }
.pill { background: rgba(16, 46, 88, 0.06); color: var(--color-blue); font-size: 0.78rem; font-weight: 700; padding: 0.32rem 0.75rem; border-radius: var(--radius-full); }
.price { font-family: var(--font-display); font-weight: 800; color: var(--color-blue); font-size: 1.12rem; }
.course-card-actions { display: flex; gap: 0.5rem; margin-top: 0.85rem; }
.course-card-actions .btn { flex: 1; }
.empty-state { text-align: center; color: var(--color-text-muted); padding: 3rem 0; }
.skeleton-card { border-radius: var(--radius-lg); border: 1px solid var(--color-border); overflow: hidden; background: var(--color-white); }
.skeleton-block { background: linear-gradient(90deg, #eef2f7 25%, #f8fafc 37%, #eef2f7 63%); background-size: 400px 100%; animation: shimmer 1.4s ease-in-out infinite; }
.skeleton-card .skeleton-block.media { height: 190px; }
.skeleton-card .skeleton-body { padding: 1.35rem; display: flex; flex-direction: column; gap: 0.6rem; }
.skeleton-card .skeleton-block.line { height: 12px; border-radius: 6px; }
.skeleton-card .skeleton-block.line.w60 { width: 60%; }
.skeleton-card .skeleton-block.line.w40 { width: 40%; }
.advantages { background: var(--color-bg-soft); position: relative; overflow: hidden; }
.advantages-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.6rem; }
@media (max-width: 960px) { .advantages-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .advantages-grid { grid-template-columns: 1fr; } }
.advantage-card { background: var(--color-white); border-radius: var(--radius-lg); padding: 1.9rem; box-shadow: var(--shadow-card); transition: transform 0.3s var(--ease-smooth), box-shadow 0.3s var(--ease-smooth); }
.advantage-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-card-hover); }
.advantage-icon { width: 52px; height: 52px; border-radius: var(--radius-md); background: var(--gradient-brand); display: flex; align-items: center; justify-content: center; color: var(--color-white); margin-bottom: 1rem; }
.advantage-card h3 { font-size: 1.05rem; margin-bottom: 0.4rem; }
.advantage-card p { color: var(--color-text-muted); font-size: 0.89rem; }
.contact { background: var(--gradient-brand-diagonal); color: var(--color-white); text-align: center; position: relative; overflow: hidden; }
.contact h2 { color: var(--color-white); font-size: clamp(1.85rem, 3.2vw, 2.6rem); }
.contact p { max-width: 520px; margin: 1.1rem auto 2.1rem; color: rgba(255, 255, 255, 0.85); }
.contact-btn { background: var(--color-white); color: var(--color-blue); box-shadow: 0 12px 28px -8px rgba(0, 0, 0, 0.3); }
.site-footer { background: var(--color-blue); color: rgba(255, 255, 255, 0.7); padding: 2.75rem 0; text-align: center; font-size: 0.85rem; }
.site-footer strong { color: var(--color-white); font-family: var(--font-display); }
.site-footer a { text-decoration: underline; }
.site-footer a:hover { color: var(--color-white); }
.cart-fab {
  position: fixed; bottom: 1.6rem; right: 1.6rem; z-index: 60; width: 62px; height: 62px; border-radius: 50%;
  background: var(--gradient-orange); color: var(--color-white); border: none; box-shadow: var(--shadow-cta);
  display: flex; align-items: center; justify-content: center; transition: transform 0.3s var(--ease-snap), box-shadow 0.3s ease;
}
.cart-fab:hover { transform: scale(1.08) rotate(-4deg); box-shadow: 0 16px 32px -8px rgba(240, 122, 4, 0.6); }
.cart-count {
  position: absolute; top: -4px; right: -4px; background: var(--color-blue); color: var(--color-white);
  font-size: 0.7rem; font-weight: 700; width: 22px; height: 22px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center; border: 2px solid var(--color-white); animation: fadeInUp 0.3s var(--ease-snap);
}
.cart-overlay { position: fixed; inset: 0; background: rgba(16, 46, 88, 0.45); backdrop-filter: blur(3px); z-index: 70; display: none; opacity: 0; transition: opacity 0.3s ease; }
.cart-overlay.open { display: block; opacity: 1; }
.cart-panel {
  position: fixed; top: 0; right: 0; height: 100%; width: 100%; max-width: 430px; background: var(--color-white); z-index: 80;
  display: flex; flex-direction: column; transform: translateX(100%); transition: transform 0.4s var(--ease-smooth);
  box-shadow: -16px 0 40px rgba(0, 0, 0, 0.18);
}
.cart-panel.open { transform: translateX(0); }
.cart-header { display: flex; align-items: center; justify-content: space-between; padding: 1.35rem 1.6rem; border-bottom: 1px solid var(--color-border); }
.cart-header h2 { font-size: 1.12rem; }
.cart-close { background: none; border: none; font-size: 1.3rem; color: var(--color-text-muted); transition: transform 0.2s ease, color 0.2s ease; }
.cart-close:hover { transform: rotate(90deg); color: var(--color-orange); }
.cart-items { flex: 1; overflow-y: auto; padding: 1.1rem 1.6rem; }
.cart-empty { text-align: center; color: var(--color-text-muted); padding: 3rem 0; }
.cart-item { display: flex; gap: 0.8rem; border: 1px solid var(--color-border); border-radius: var(--radius-md); padding: 0.8rem; margin-bottom: 0.8rem; animation: fadeInUp 0.3s var(--ease-smooth); transition: box-shadow 0.2s ease; }
.cart-item:hover { box-shadow: var(--shadow-card); }
.cart-item img { width: 62px; height: 62px; border-radius: var(--radius-md); object-fit: cover; background: var(--color-bg-soft); }
.cart-item-info { flex: 1; }
.cart-item-info h4 { font-size: 0.93rem; color: var(--color-blue); }
.cart-item-info .modality { font-size: 0.75rem; color: var(--color-turquoise); font-weight: 600; }
.qty-row { display: flex; align-items: center; justify-content: space-between; margin-top: 0.5rem; }
.qty-controls { display: flex; align-items: center; gap: 0.5rem; }
.qty-btn { width: 25px; height: 25px; border-radius: 50%; border: 1px solid var(--color-border); background: var(--color-white); font-weight: 700; color: var(--color-text-muted); display: flex; align-items: center; justify-content: center; transition: background 0.2s ease, color 0.2s ease; }
.qty-btn:hover { background: var(--color-blue); color: var(--color-white); border-color: var(--color-blue); }
.cart-item-remove { background: none; border: none; color: #cbd5e1; align-self: flex-start; transition: color 0.2s ease, transform 0.2s ease; }
.cart-item-remove:hover { color: var(--color-orange); transform: scale(1.15); }
.cart-footer { border-top: 1px solid var(--color-border); padding: 1.35rem 1.6rem; }
.cart-total-row { display: flex; justify-content: space-between; font-weight: 800; color: var(--color-blue); font-size: 1.15rem; margin-bottom: 1.1rem; }
.form-field { margin-bottom: 0.65rem; }
.form-field input, .form-field textarea, .form-field select {
  width: 100%; padding: 0.65rem 0.9rem; border-radius: var(--radius-md); border: 1.5px solid var(--color-border);
  font-size: 0.88rem; font-family: inherit; transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.form-field input:focus, .form-field textarea:focus, .form-field select:focus { border-color: var(--color-turquoise); box-shadow: 0 0 0 3px rgba(18, 123, 123, 0.12); }
.form-error { color: #dc2626; font-size: 0.85rem; margin-bottom: 0.5rem; }
.hint { font-size: 0.75rem; color: var(--color-text-muted); text-align: center; margin-top: 0.6rem; }
.breadcrumb { font-size: 0.85rem; color: var(--color-text-muted); padding-top: 1.6rem; }
.breadcrumb a:hover { color: var(--color-turquoise); }
.course-detail { display: grid; grid-template-columns: 2fr 1fr; gap: 2.6rem; padding: 2.6rem 0; }
@media (max-width: 960px) { .course-detail { grid-template-columns: 1fr; } }
.course-hero-media { height: 390px; border-radius: var(--radius-lg); overflow: hidden; background: var(--color-bg-soft); box-shadow: var(--shadow-card); }
.course-hero-media img { width: 100%; height: 100%; object-fit: cover; }
.tag-row { display: flex; flex-wrap: wrap; gap: 0.5rem; margin: 1.3rem 0 0.8rem; }
.tag { border-radius: var(--radius-full); padding: 0.42rem 1.05rem; font-size: 0.82rem; font-weight: 700; }
.tag-category { background: rgba(18, 123, 123, 0.1); color: var(--color-turquoise); }
.tag-modality { background: rgba(16, 46, 88, 0.06); color: var(--color-blue); }
.tag-duration { background: var(--color-bg-soft); color: var(--color-text-muted); }
.course-detail h1 { font-size: clamp(1.85rem, 3.6vw, 2.5rem); margin: 0.8rem 0 0.55rem; }
.course-location { color: var(--color-text-muted); margin-bottom: 1.1rem; }
.course-description { color: #475569; white-space: pre-line; }
.video-wrap { margin-top: 2.1rem; }
.video-wrap h2 { font-size: 1.22rem; margin-bottom: 0.8rem; }
.video-frame { position: relative; aspect-ratio: 16 / 9; border-radius: var(--radius-lg); overflow: hidden; background: #000; box-shadow: var(--shadow-card); }
.video-frame iframe { width: 100%; height: 100%; border: none; }
.related-courses { margin-top: 3.2rem; }
.related-courses h2 { font-size: 1.22rem; margin-bottom: 1.1rem; }
.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
@media (max-width: 640px) { .related-grid { grid-template-columns: 1fr; } }
.related-card { border: 1px solid var(--color-border); border-radius: var(--radius-md); padding: 1.05rem; box-shadow: var(--shadow-card); transition: transform 0.25s var(--ease-smooth), box-shadow 0.25s ease; }
.related-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-card-hover); }
.related-card h4 { font-size: 0.96rem; }
.related-card p { font-size: 0.82rem; color: var(--color-text-muted); margin-top: 0.25rem; }
.sidebar-card { position: sticky; top: 6.5rem; border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: 1.6rem; box-shadow: var(--shadow-card); height: fit-content; }
.sidebar-card .label { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--color-text-muted); font-weight: 700; }
.sidebar-card .price { font-size: 1.95rem; margin: 0.28rem 0 0.55rem; }
.sidebar-card .modality-line { font-size: 0.9rem; color: var(--color-text-muted); margin-bottom: 1.2rem; }
.sidebar-card .btn { margin-bottom: 0.65rem; }
.checklist { margin-top: 1.3rem; font-size: 0.85rem; color: var(--color-text-muted); }
.checklist li { display: flex; gap: 0.55rem; margin-bottom: 0.55rem; align-items: flex-start; }
.checklist li svg { flex-shrink: 0; margin-top: 2px; color: var(--color-turquoise); }
.not-found { text-align: center; padding: 5.5rem 1.5rem; }
.admin-body { background: var(--color-bg-soft); min-height: 100vh; }
.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 1.5rem; background: var(--gradient-brand-diagonal); }
.login-card { width: 100%; max-width: 390px; background: var(--color-white); border-radius: var(--radius-lg); padding: 2.35rem; box-shadow: 0 30px 60px -20px rgba(0, 0, 0, 0.4); animation: fadeInUp 0.5s var(--ease-smooth); }
.login-card .brand-logo { margin: 0 auto 0.8rem; }
.login-card h1 { text-align: center; font-size: 1.28rem; }
.login-card .sub { text-align: center; color: var(--color-text-muted); font-size: 0.85rem; margin-bottom: 1.6rem; }
.login-card label { display: block; font-size: 0.85rem; font-weight: 700; color: #475569; margin-bottom: 0.32rem; margin-top: 0.9rem; }
.admin-topbar { position: sticky; top: 0; z-index: 20; background: var(--color-white); border-bottom: 1px solid var(--color-border); padding: 1.05rem 0; }
.admin-topbar .container { display: flex; align-items: center; justify-content: space-between; }
.admin-tabs { display: flex; gap: 0.5rem; margin: 1.6rem 0; }
.admin-tab { padding: 0.58rem 1.3rem; border-radius: var(--radius-full); background: var(--color-white); color: var(--color-text-muted); font-weight: 700; font-size: 0.88rem; border: 1px solid var(--color-border); transition: all 0.2s ease; }
.admin-tab.active { background: var(--color-blue); color: var(--color-white); border-color: var(--color-blue); }
.admin-layout { display: grid; grid-template-columns: 380px 1fr; gap: 1.8rem; align-items: start; }
@media (max-width: 960px) { .admin-layout { grid-template-columns: 1fr; } }
.admin-panel { background: var(--color-white); border-radius: var(--radius-lg); border: 1px solid var(--color-border); padding: 1.6rem; box-shadow: var(--shadow-card); }
.admin-panel h2 { font-size: 1.08rem; margin-bottom: 1.05rem; }
.checkbox-row { display: flex; gap: 1.6rem; margin: 1.05rem 0; }
.checkbox-row label { display: flex; align-items: center; gap: 0.4rem; font-size: 0.85rem; font-weight: 600; color: #475569; }
.form-actions { display: flex; gap: 0.75rem; margin-top: 1.05rem; }
.form-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; }
.image-upload-row { display: flex; align-items: center; gap: 0.75rem; margin-top: 0.5rem; }
.upload-btn { border: 1px solid var(--color-border); border-radius: var(--radius-full); padding: 0.5rem 1rem; font-size: 0.78rem; font-weight: 700; color: #475569; background: var(--color-white); cursor: pointer; transition: all 0.2s ease; }
.upload-btn:hover { border-color: var(--color-turquoise); color: var(--color-turquoise); }
.upload-btn input { display: none; }
.preview-thumb { width: 40px; height: 40px; border-radius: var(--radius-md); object-fit: cover; }
.admin-list-item { display: flex; align-items: center; gap: 1rem; background: var(--color-white); border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: 1.05rem; box-shadow: var(--shadow-card); margin-bottom: 0.8rem; transition: box-shadow 0.2s ease, transform 0.2s ease; }
.admin-list-item:hover { box-shadow: var(--shadow-card-hover); transform: translateY(-2px); }
.admin-list-item img { width: 56px; height: 56px; border-radius: var(--radius-md); object-fit: cover; background: var(--color-bg-soft); flex-shrink: 0; }
.admin-list-info { flex: 1; min-width: 0; }
.admin-list-info h4 { font-size: 0.95rem; color: var(--color-blue); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.admin-list-info p { font-size: 0.8rem; color: var(--color-text-muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.mini-badge { font-size: 0.68rem; font-weight: 700; padding: 0.15rem 0.5rem; border-radius: var(--radius-full); margin-left: 0.4rem; }
.mini-badge.hidden-badge { background: var(--color-bg-soft); color: var(--color-text-muted); }
.mini-badge.featured-badge { background: rgba(240, 122, 4, 0.1); color: var(--color-orange); }
.admin-list-actions { display: flex; gap: 0.5rem; flex-shrink: 0; }
.btn-edit { border: 1px solid var(--color-blue); color: var(--color-blue); background: var(--color-white); padding: 0.45rem 0.9rem; border-radius: var(--radius-full); font-size: 0.75rem; font-weight: 700; transition: all 0.2s ease; }
.btn-edit:hover { background: var(--color-blue); color: var(--color-white); }
.btn-delete { border: 1px solid #fecaca; color: #ef4444; background: var(--color-white); padding: 0.45rem 0.9rem; border-radius: var(--radius-full); font-size: 0.75rem; font-weight: 700; transition: all 0.2s ease; }
.btn-delete:hover { background: #fef2f2; }
.muted { color: var(--color-text-muted); }
.loading-screen { min-height: 100vh; display: flex; align-items: center; justify-content: center; color: var(--color-text-muted); gap: 0.6rem; }
.spinner { width: 20px; height: 20px; border-radius: 50%; border: 2.5px solid var(--color-border); border-top-color: var(--color-turquoise); animation: spinSlow 0.8s linear infinite; }
.hidden { display: none !important; }
.text-center { text-align: center; }
.splash-screen.splash-hidden { opacity: 0; visibility: hidden; pointer-events: none; }
@keyframes splashPulse { 0%, 100% { transform: scale(1); opacity: 1; } 50% { transform: scale(1.06); opacity: 0.85; } }
.btn-whatsapp { background: #25d366; color: #ffffff; box-shadow: 0 10px 24px -8px rgba(37, 211, 102, 0.55); }
.btn-whatsapp:hover { background: #1ebd5a; }
.btn-whatsapp svg { flex-shrink: 0; }
.team-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.6rem; }
@media (max-width: 960px) { .team-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .team-grid { grid-template-columns: 1fr; } }
.team-card {
  background: var(--color-white); border: 1px solid var(--color-border); border-radius: var(--radius-lg);
  overflow: hidden; box-shadow: var(--shadow-card); text-align: center;
  transition: transform 0.3s var(--ease-smooth), box-shadow 0.3s var(--ease-smooth);
}
.team-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-card-hover); }
.team-card-photo { height: 220px; background: var(--color-bg-soft); overflow: hidden; }
.team-card:hover .team-card-photo img { transform: scale(1.06); }
.team-card-plaque { padding: 1.1rem 1rem; }
.team-card-plaque .btn { width: 100%; }
.team-card.team-card-large .team-card-photo { height: 300px; }
.team-card.team-card-large .team-card-plaque h3 { font-size: 1.2rem; }
.price-placeholder { letter-spacing: 0.05em; opacity: 0.85; }
.course-card-wide {
  display: grid; grid-template-columns: 280px 1fr; gap: 0;
  background: var(--color-white); border: 1px solid var(--color-border); border-radius: var(--radius-lg);
  overflow: hidden; box-shadow: var(--shadow-card);
  transition: transform 0.3s var(--ease-smooth), box-shadow 0.3s var(--ease-smooth);
}
.course-card-wide:hover { transform: translateY(-4px); box-shadow: var(--shadow-card-hover); }
@media (max-width: 760px) { .course-card-wide { grid-template-columns: 1fr; } }
.course-card-wide-media { position: relative; min-height: 220px; background: var(--color-bg-soft); overflow: hidden; }
.course-card-wide-media img { width: 100%; height: 100%; object-fit: cover; }
.course-card-wide-body { padding: 1.75rem; display: flex; flex-direction: column; gap: 0.6rem; }
.course-card-wide-body .desc-full { color: var(--color-text-muted); font-size: 0.92rem; }
.course-card-wide-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 0.3rem; }
.course-card-wide-footer { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1rem; margin-top: auto; padding-top: 0.75rem; }
.course-card-wide-actions { display: flex; gap: 0.6rem; flex-wrap: wrap; }
@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; }
}