/* ============================================================
   IDIOMASOFíA® — Stylesheet Principal · Light Theme
   styles.css
   ============================================================ */

/* ── IMPORTS ── */
@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,600;0,700;1,300;1,400&family=DM+Sans:wght@300;400;500;600;700&family=Fredoka+One&display=swap');

/* ════════════════════════════════════════
   1. DESIGN TOKENS / VARIABLES — LIGHT
════════════════════════════════════════ */
:root {
  /* Backgrounds */
  --bg-base:       #FFFFFF;
  --bg-soft:       #F4F7FB;
  --bg-softer:     #EDF2F8;
  --bg-subtle:     #E8EFF8;
  --bg-dark-strip: #0D1A30;   /* dark sections (stats, sophy) */

  /* Brand */
  --sky:           #0EA5E9;
  --sky-deep:      #0284C7;
  --sky-glow:      rgba(14,165,233,0.15);
  --sky-dim:       rgba(14,165,233,0.08);
  --orange:        #F97316;
  --orange-glow:   rgba(249,115,22,0.15);
  --gold:          #C8922A;
  --gold-light:    #F0C87A;

  /* Text */
  --text-primary:  #0D1A30;
  --text-secondary:#2E4057;
  --text-muted:    #6B7F9A;
  --text-faint:    #9FB0C6;
  --white:         #FFFFFF;

  /* Borders */
  --border:        rgba(14,165,233,0.12);
  --border-soft:   rgba(13,26,48,0.08);
  --border-bright: rgba(14,165,233,0.3);

  /* Cards */
  --card:          #FFFFFF;
  --card-hover:    #F8FBFF;
  --card-shadow:   0 2px 24px rgba(13,26,48,0.08);
  --card-shadow-hover: 0 12px 48px rgba(13,26,48,0.14);

  /* Spacing */
  --section-y:     100px;
  --section-sm-y:  64px;
  --container-max: 1160px;
  --container-px:  24px;

  /* Radii */
  --radius:        16px;
  --radius-sm:     8px;
  --radius-pill:   99px;

  /* Typography */
  --font-display:  'Cormorant Garamond', serif;
  --font-body:     'DM Sans', sans-serif;
  --font-brand:    'Fredoka One', cursive;

  /* Transitions */
  --transition:    0.4s cubic-bezier(0.16,1,0.3,1);
  --transition-fast: 0.2s ease;
}

/* ════════════════════════════════════════
   2. RESET & BASE
════════════════════════════════════════ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-body);
  background: var(--bg-base);
  color: var(--text-primary);
  overflow-x: hidden;
  line-height: 1.65;
}

img { max-width: 100%; display: block; }
a   { color: inherit; }

::-webkit-scrollbar       { width: 5px; }
::-webkit-scrollbar-track { background: var(--bg-soft); }
::-webkit-scrollbar-thumb { background: var(--sky); border-radius: 99px; }
::selection               { background: var(--sky); color: var(--white); }

/* ════════════════════════════════════════
   3. LAYOUT UTILITIES
════════════════════════════════════════ */
.container  { max-width: var(--container-max); margin: 0 auto; padding: 0 var(--container-px); }
.section    { padding: var(--section-y) 0; }
.section-sm { padding: var(--section-sm-y) 0; }

/* ════════════════════════════════════════
   4. TYPOGRAPHY UTILITIES
════════════════════════════════════════ */
.section-title {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4vw, 3.4rem);
  font-weight: 300;
  line-height: 1.18;
  letter-spacing: -0.01em;
  color: var(--text-primary);
  margin: 16px 0 20px;
}
.section-title strong {
  font-weight: 700;
  font-style: italic;
  color: var(--sky-deep);
}
.section-subtitle {
  color: var(--text-muted);
  max-width: 560px;
  font-size: 1.05rem;
  line-height: 1.7;
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--sky-deep);
  background: var(--sky-dim);
  border: 1px solid var(--border-bright);
  padding: 5px 14px;
  border-radius: var(--radius-pill);
}
.tag::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--sky);
  display: block;
}

/* ════════════════════════════════════════
   5. BUTTONS
════════════════════════════════════════ */
.btn-primary {
  display: inline-flex; align-items: center; gap: 8px;
  background: linear-gradient(135deg, var(--sky) 0%, var(--sky-deep) 100%);
  color: var(--white);
  font-family: var(--font-body);
  font-weight: 700; font-size: 0.9rem; letter-spacing: 0.03em;
  padding: 14px 30px; border-radius: var(--radius-pill);
  text-decoration: none; transition: var(--transition);
  box-shadow: 0 4px 20px rgba(14,165,233,0.35);
  border: none; cursor: pointer; white-space: nowrap;
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 36px rgba(14,165,233,0.45);
}

.btn-outline {
  display: inline-flex; align-items: center; gap: 8px;
  background: transparent; color: var(--sky-deep);
  font-family: var(--font-body);
  font-weight: 600; font-size: 0.9rem; letter-spacing: 0.02em;
  padding: 13px 28px; border-radius: var(--radius-pill);
  border: 1.5px solid var(--sky); text-decoration: none;
  transition: var(--transition); white-space: nowrap; cursor: pointer;
}
.btn-outline:hover {
  background: var(--sky-dim);
  transform: translateY(-2px);
}

.btn-orange {
  display: inline-flex; align-items: center; gap: 8px;
  background: linear-gradient(135deg, var(--orange) 0%, #ea5e00 100%);
  color: #fff;
  font-family: var(--font-body);
  font-weight: 700; font-size: 0.9rem; letter-spacing: 0.02em;
  padding: 14px 30px; border-radius: var(--radius-pill);
  text-decoration: none; transition: var(--transition);
  box-shadow: 0 4px 20px var(--orange-glow);
  border: none; cursor: pointer; white-space: nowrap;
}
.btn-orange:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 36px rgba(249,115,22,0.4);
}

/* ════════════════════════════════════════
   6. SCROLL ANIMATIONS
   .js-ready lo agrega app.js al arrancar.
   Sin JS (o error de carga) todo queda visible.
════════════════════════════════════════ */
.js-ready .reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.js-ready .reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ════════════════════════════════════════
   7. DECORATIVE ORBS
════════════════════════════════════════ */
.orb {
  position: absolute; border-radius: 50%;
  filter: blur(80px); pointer-events: none; z-index: 0;
}

/* ════════════════════════════════════════
   8. NOTICE BAR
════════════════════════════════════════ */
.notice-bar {
  background: linear-gradient(90deg, rgba(14,165,233,0.07), rgba(249,115,22,0.06));
  border-bottom: 1px solid var(--border-soft);
  padding: 10px var(--container-px);
  display: flex; align-items: center; justify-content: center;
  gap: 12px; font-size: 0.8rem; font-weight: 500;
  color: var(--text-secondary);
  position: relative; z-index: 1001; flex-wrap: wrap; text-align: center;
}
.notice-pill {
  background: var(--orange); color: var(--white);
  font-size: 0.65rem; font-weight: 700; letter-spacing: 0.08em;
  padding: 2px 8px; border-radius: var(--radius-pill); text-transform: uppercase;
}
.notice-bar a { color: var(--sky-deep); text-decoration: none; font-weight: 700; }
.notice-bar a:hover { text-decoration: underline; }

/* ════════════════════════════════════════
   9. NAVIGATION
════════════════════════════════════════ */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  padding: 0 var(--container-px); height: 72px;
  display: flex; align-items: center; justify-content: space-between;
  background: rgba(255,255,255,0.82);
  backdrop-filter: blur(20px) saturate(1.6);
  border-bottom: 1px solid var(--border-soft);
  transition: background 0.3s, box-shadow 0.3s;
}

body { padding-top: calc(72px + 42px); }

.nav-logo { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.nav-logo img { width: 38px; height: 38px; object-fit: contain; border-radius: 8px; }
.nav-logo-text {
  font-family: var(--font-brand);
  font-size: 1.25rem; color: var(--text-primary); letter-spacing: 0.04em;
}
.nav-logo-text span { color: var(--sky-deep); }

#nav-links { display: flex; align-items: center; gap: 2px; list-style: none; }
#nav-links a {
  color: var(--text-muted); text-decoration: none;
  font-size: 0.875rem; font-weight: 500;
  padding: 8px 14px; border-radius: 8px;
  transition: color var(--transition-fast), background var(--transition-fast);
}
#nav-links a:hover, #nav-links a.active {
  color: var(--text-primary); background: var(--bg-soft);
}
#nav-links a.active { color: var(--sky-deep); }

.nav-actions { display: flex; align-items: center; gap: 10px; }
.nav-wa {
  display: flex; align-items: center; gap: 7px;
  background: rgba(37,211,102,0.1); border: 1px solid rgba(37,211,102,0.3);
  color: #16a34a; font-size: 0.8rem; font-weight: 600;
  padding: 8px 16px; border-radius: var(--radius-pill);
  text-decoration: none; transition: var(--transition);
}
.nav-wa:hover { background: rgba(37,211,102,0.18); }

/* Hamburger */
#hamburger {
  display: none; flex-direction: column; gap: 5px;
  cursor: pointer; padding: 6px; background: none; border: none;
}
#hamburger span {
  display: block; width: 22px; height: 2px;
  background: var(--text-primary); border-radius: 2px; transition: transform 0.3s, opacity 0.3s;
}
#hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
#hamburger.open span:nth-child(2) { opacity: 0; }
#hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile overlay */
#mobile-menu {
  display: none; position: fixed; inset: 0;
  background: rgba(255,255,255,0.97); backdrop-filter: blur(20px);
  z-index: 999; flex-direction: column; align-items: center; justify-content: center; gap: 8px;
}
#mobile-menu.open { display: flex; }
#mobile-menu a {
  font-family: var(--font-display); font-size: 2rem; font-weight: 300;
  color: var(--text-primary); text-decoration: none;
  padding: 10px 24px; border-radius: 12px; transition: color var(--transition-fast);
}
#mobile-menu a:hover { color: var(--sky-deep); }

@media (max-width: 900px) {
  #nav-links, .nav-actions .btn-primary { display: none; }
  #hamburger { display: flex; }
}

/* ════════════════════════════════════════
   10. HERO
════════════════════════════════════════ */
#hero {
  position: relative; min-height: 100vh;
  display: flex; align-items: center; overflow: hidden;
  background: linear-gradient(155deg, #FFFFFF 0%, #EDF5FF 45%, #DBEEFF 100%);
  margin-top: calc(-72px - 42px); padding-top: 0;
}
.hero-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 60px; align-items: center;
  padding: 180px 0 100px;
  position: relative; z-index: 2;
}

.hero-eyebrow { display: flex; align-items: center; gap: 10px; margin-bottom: 24px; }
.hero-eyebrow-line { width: 32px; height: 2px; background: var(--sky); border-radius: 2px; }
.hero-eyebrow-text {
  font-size: 0.78rem; letter-spacing: 0.14em; text-transform: uppercase;
  font-weight: 600; color: var(--sky-deep);
}

.hero-h1 {
  font-family: var(--font-display);
  font-size: clamp(3rem, 5.5vw, 5.2rem);
  font-weight: 300; line-height: 1.07; letter-spacing: -0.02em;
  color: var(--text-primary); margin-bottom: 28px;
}
.hero-h1 .brand {
  font-family: var(--font-brand); font-size: 0.82em;
  color: var(--sky-deep); letter-spacing: 0.04em;
}
.hero-h1 .italic { font-style: italic; color: var(--gold); }

#hero-typing { border-right: 2px solid var(--sky); padding-right: 2px; }

.hero-desc {
  font-size: 1.1rem; color: var(--text-muted);
  line-height: 1.75; margin-bottom: 40px; max-width: 460px;
}
.hero-ctas { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 52px; }

.hero-trust { display: flex; gap: 20px; flex-wrap: wrap; }
.hero-trust-item {
  display: flex; align-items: center; gap: 8px;
  font-size: 0.8rem; color: var(--text-muted); font-weight: 500;
}
.hero-trust-item svg { color: var(--sky); flex-shrink: 0; }

.hero-visual { position: relative; display: flex; justify-content: center; align-items: center; }
.hero-logo-wrap { position: relative; display: flex; justify-content: center; align-items: center; }
.hero-logo-glow {
  position: absolute; inset: -40px;
  background: radial-gradient(circle, rgba(14,165,233,0.15) 0%, transparent 70%);
  border-radius: 50%; animation: pulse 4s ease-in-out infinite;
}
.hero-logo-ring {
  position: absolute; inset: -20px; border-radius: 50%;
  border: 1px solid rgba(14,165,233,0.2);
  animation: spin 25s linear infinite;
}
.hero-logo-ring::after {
  content: ''; position: absolute; top: -4px; left: 50%; transform: translateX(-50%);
  width: 8px; height: 8px; background: var(--sky); border-radius: 50%;
  box-shadow: 0 0 12px var(--sky);
}
.hero-logo-img {
  width: min(380px, 90%); height: auto;
  filter: drop-shadow(0 8px 40px rgba(14,165,233,0.2));
  animation: float 6s ease-in-out infinite;
}
.hero-badges {
  position: absolute; display: flex; flex-direction: column; gap: 10px;
  right: -20px; top: 50%; transform: translateY(-50%);
}
.hero-badge {
  background: var(--white); border: 1px solid var(--border-bright);
  padding: 8px 14px; border-radius: 10px;
  box-shadow: var(--card-shadow);
  font-size: 0.75rem; font-weight: 600; color: var(--sky-deep);
  display: flex; align-items: center; gap: 6px; white-space: nowrap;
  animation: float 6s ease-in-out infinite;
}
.hero-badge:nth-child(2) { animation-delay: -2s; }
.hero-badge:nth-child(3) { animation-delay: -4s; }

.hero-orb1 { width: 600px; height: 600px; top: -200px; right: -100px; background: rgba(14,165,233,0.08); }
.hero-orb2 { width: 400px; height: 400px; bottom: -150px; left: -100px; background: rgba(249,115,22,0.06); }

.scroll-indicator {
  position: absolute; bottom: 36px; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 8px; z-index: 2;
}
.scroll-line {
  width: 1px; height: 56px;
  background: linear-gradient(to bottom, transparent, var(--sky), transparent);
  animation: scrollAnim 2s ease-in-out infinite;
}
.scroll-label { font-size: 0.65rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--text-faint); }

@media (max-width: 860px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { order: -1; }
  .hero-logo-img { width: min(260px, 85%); }
  .hero-badges { display: none; }
  .hero-grid { padding: 120px 0 60px; }
}

/* ════════════════════════════════════════
   11. TRUST STRIP
════════════════════════════════════════ */
#trust {
  padding: 36px 0;
  border-top: 1px solid var(--border-soft);
  border-bottom: 1px solid var(--border-soft);
  background: var(--bg-soft);
}
.trust-inner { display: flex; align-items: center; justify-content: center; gap: 48px; flex-wrap: wrap; }
.trust-label { font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--text-faint); white-space: nowrap; }
.trust-divider { width: 1px; height: 28px; background: var(--border-soft); }
.trust-logos { display: flex; align-items: center; gap: 36px; flex-wrap: wrap; justify-content: center; }
.trust-logo {
  height: 36px; object-fit: contain;
  filter: grayscale(1) opacity(0.45);
  transition: filter 0.3s;
}
.trust-logo:hover { filter: grayscale(0) opacity(1); }

/* ════════════════════════════════════════
   12. SERVICES
════════════════════════════════════════ */
#services { background: var(--bg-base); }
.services-header { text-align: center; margin-bottom: 60px; }
.services-header .section-subtitle { margin: 0 auto; text-align: center; }
.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 20px; }

.service-card {
  background: var(--card); border: 1px solid var(--border-soft);
  border-radius: var(--radius); padding: 36px 28px;
  position: relative; overflow: hidden;
  transition: var(--transition); cursor: default;
  box-shadow: var(--card-shadow);
}
.service-card::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, var(--sky-dim) 0%, transparent 60%);
  opacity: 0; transition: opacity 0.4s;
}
.service-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-bright);
  box-shadow: var(--card-shadow-hover);
}
.service-card:hover::before { opacity: 1; }

.service-icon {
  width: 52px; height: 52px; border-radius: 12px;
  background: var(--sky-dim); border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem; margin-bottom: 20px; position: relative; z-index: 1;
}
.service-card h3 {
  font-family: var(--font-display); font-size: 1.5rem; font-weight: 600;
  color: var(--text-primary); margin-bottom: 10px; position: relative; z-index: 1;
}
.service-card p {
  font-size: 0.9rem; color: var(--text-muted); line-height: 1.7; position: relative; z-index: 1;
}
.service-link {
  display: inline-flex; align-items: center; gap: 6px;
  color: var(--sky-deep); font-size: 0.8rem; font-weight: 700;
  text-decoration: none; margin-top: 20px; position: relative; z-index: 1;
  letter-spacing: 0.04em; transition: gap 0.2s;
}
.service-link:hover { gap: 10px; }

.service-card.featured {
  border-color: rgba(249,115,22,0.25);
  background: linear-gradient(135deg, rgba(249,115,22,0.04) 0%, var(--white) 60%);
}
.service-card.featured .service-icon { background: rgba(249,115,22,0.08); border-color: rgba(249,115,22,0.2); }
.service-card.featured .service-link { color: var(--orange); }

/* ════════════════════════════════════════
   13. SOPHY VIRTUAL CAMPUS
   (Dark strip — contraste intencional)
════════════════════════════════════════ */
#sophy {
  position: relative; overflow: hidden;
  background: linear-gradient(160deg, #08152A 0%, #0B1C35 50%, #0D2045 100%);
  padding: 110px 0;
}
.sophy-orb1 { width: 700px; height: 700px; top: -200px; right: -200px; background: rgba(14,165,233,0.07); }
.sophy-orb2 { width: 400px; height: 400px; bottom: -100px; left: -100px; background: rgba(249,115,22,0.05); }
.sophy-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; position: relative; z-index: 2; }

.sophy-tag { background: rgba(200,146,42,0.12); border-color: rgba(200,146,42,0.35); color: var(--gold-light); }
.sophy-tag::before { background: var(--gold-light); }

.sophy-title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 4.5vw, 3.8rem);
  font-weight: 300; line-height: 1.1; margin: 16px 0; color: #fff;
}
.sophy-title .highlight { color: var(--sky); font-style: italic; font-weight: 600; }
.sophy-title .brand-gold { color: var(--gold-light); }
.sophy-desc { color: rgba(255,255,255,0.62); font-size: 1.05rem; line-height: 1.75; margin-bottom: 36px; }
.sophy-features { display: flex; flex-direction: column; gap: 16px; margin-bottom: 40px; }
.sophy-feature { display: flex; align-items: flex-start; gap: 14px; }
.sophy-feature-icon {
  width: 38px; height: 38px; flex-shrink: 0; border-radius: 10px;
  background: rgba(14,165,233,0.12); border: 1px solid rgba(14,165,233,0.25);
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem; margin-top: 2px;
}
.sophy-feature-text h4 { font-size: 0.95rem; font-weight: 600; margin-bottom: 2px; color: #fff; }
.sophy-feature-text p { font-size: 0.83rem; color: rgba(255,255,255,0.55); line-height: 1.55; }
.sophy-ctas { display: flex; gap: 12px; flex-wrap: wrap; }

/* Sophy window */
.sophy-visual { position: relative; }
.sophy-window {
  background: rgba(13,21,38,0.92); border: 1px solid rgba(14,165,233,0.22);
  border-radius: 20px; overflow: hidden;
  box-shadow: 0 40px 80px rgba(0,0,0,0.5), 0 0 0 1px rgba(255,255,255,0.04);
}
.sophy-titlebar {
  background: rgba(6,11,24,0.9); padding: 14px 20px;
  display: flex; align-items: center; gap: 12px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.sophy-dots { display: flex; gap: 6px; }
.sophy-dot { width: 10px; height: 10px; border-radius: 50%; }
.sophy-dot:nth-child(1) { background: #ff5f57; }
.sophy-dot:nth-child(2) { background: #febc2e; }
.sophy-dot:nth-child(3) { background: #28c840; }
.sophy-titlebar-text { font-size: 0.78rem; color: rgba(255,255,255,0.4); font-family: monospace; margin: 0 auto; }
.sophy-content { padding: 24px; }
.sophy-header-row { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; }
.sophy-user { display: flex; align-items: center; gap: 10px; }
.sophy-avatar {
  width: 36px; height: 36px; border-radius: 50%;
  background: linear-gradient(135deg, var(--sky), var(--orange));
  display: flex; align-items: center; justify-content: center;
  font-size: 0.75rem; font-weight: 700; color: #fff;
}
.sophy-user-info .name { font-size: 0.85rem; font-weight: 600; color: #fff; }
.sophy-user-info .level {
  font-size: 0.7rem; color: var(--sky);
  background: rgba(14,165,233,0.1); padding: 1px 8px; border-radius: var(--radius-pill);
}
.sophy-status {
  font-size: 0.72rem; color: #4ade80;
  background: rgba(74,222,128,0.1); padding: 3px 10px; border-radius: var(--radius-pill);
  border: 1px solid rgba(74,222,128,0.25);
}
.sophy-progress-section { margin-bottom: 20px; }
.sophy-progress-label { display: flex; justify-content: space-between; font-size: 0.78rem; margin-bottom: 7px; color: rgba(255,255,255,0.7); }
.sophy-progress-label span:last-child { color: var(--sky); }
.sophy-bar { height: 6px; background: rgba(255,255,255,0.07); border-radius: var(--radius-pill); overflow: hidden; }
.sophy-bar-fill { height: 100%; border-radius: var(--radius-pill); background: linear-gradient(90deg, var(--sky), var(--sky-deep)); }
.sophy-courses { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 16px; }
.sophy-course {
  background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.07);
  border-radius: 10px; padding: 12px; transition: border-color 0.2s;
}
.sophy-course:hover { border-color: rgba(14,165,233,0.3); }
.sophy-course-flag { font-size: 1.1rem; margin-bottom: 6px; }
.sophy-course-name { font-size: 0.78rem; font-weight: 600; margin-bottom: 3px; color: #fff; }
.sophy-course-meta { font-size: 0.68rem; color: rgba(255,255,255,0.45); }
.sophy-course-badge {
  display: inline-block; margin-top: 6px; font-size: 0.65rem; font-weight: 600;
  padding: 2px 7px; border-radius: var(--radius-pill);
  background: rgba(14,165,233,0.12); color: var(--sky);
}
.sophy-ai-chat {
  background: rgba(6,11,24,0.6); border: 1px solid rgba(255,255,255,0.07);
  border-radius: 12px; padding: 12px;
}
.sophy-ai-msg { display: flex; gap: 8px; align-items: flex-start; font-size: 0.78rem; color: rgba(255,255,255,0.75); line-height: 1.5; }
.sophy-ai-icon {
  width: 24px; height: 24px; flex-shrink: 0; border-radius: 6px;
  background: linear-gradient(135deg, var(--sky), var(--sky-deep));
  display: flex; align-items: center; justify-content: center;
  font-size: 0.6rem; color: #fff; font-weight: 700;
}
.sophy-float1 {
  position: absolute; top: -20px; left: -20px;
  background: rgba(255,255,255,0.08); border: 1px solid rgba(14,165,233,0.3);
  padding: 10px 14px; border-radius: 12px; backdrop-filter: blur(10px);
  font-size: 0.75rem; font-weight: 600; color: var(--sky);
  display: flex; align-items: center; gap: 6px; white-space: nowrap;
  animation: float 5s ease-in-out infinite;
}
.sophy-float2 {
  position: absolute; bottom: 30px; right: -24px;
  background: rgba(255,255,255,0.07); border: 1px solid rgba(200,146,42,0.3);
  padding: 10px 14px; border-radius: 12px; backdrop-filter: blur(10px);
  font-size: 0.75rem; font-weight: 600; color: var(--gold-light);
  display: flex; align-items: center; gap: 6px; white-space: nowrap;
  animation: float 5s ease-in-out infinite; animation-delay: -2.5s;
}
@media (max-width: 860px) {
  .sophy-grid { grid-template-columns: 1fr; gap: 50px; }
  .sophy-float1, .sophy-float2 { display: none; }
}

/* ════════════════════════════════════════
   14. CEFR
════════════════════════════════════════ */
#cefr { background: var(--bg-soft); }
.cefr-header { text-align: center; margin-bottom: 60px; }
.cefr-header .section-subtitle { margin: 0 auto; text-align: center; }
.cefr-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 12px; margin-bottom: 48px; }

.cefr-card {
  background: var(--white); border: 1px solid var(--border-soft);
  border-radius: 14px; padding: 24px 16px; text-align: center;
  transition: var(--transition); cursor: default;
  position: relative; overflow: hidden;
  box-shadow: var(--card-shadow);
}
.cefr-card::after {
  content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 3px;
  background: var(--card-color, var(--sky));
}
.cefr-card:hover { transform: translateY(-5px); border-color: var(--card-color, var(--sky)); box-shadow: var(--card-shadow-hover); }
.cefr-level { font-family: var(--font-display); font-size: 2.4rem; font-weight: 700; line-height: 1; color: var(--card-color, var(--sky)); margin-bottom: 6px; }
.cefr-name { font-size: 0.7rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--text-faint); margin-bottom: 10px; }
.cefr-desc { font-size: 0.72rem; color: var(--text-muted); line-height: 1.5; }

.cefr-info {
  background: var(--white); border: 1px solid var(--border-soft);
  border-radius: var(--radius); padding: 36px 40px;
  display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center;
  box-shadow: var(--card-shadow);
}
.cefr-info-text h3 { font-family: var(--font-display); font-size: 1.6rem; font-weight: 600; color: var(--text-primary); margin-bottom: 12px; }
.cefr-info-text p { font-size: 0.9rem; color: var(--text-muted); line-height: 1.7; margin-bottom: 14px; }
.cefr-uses { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.cefr-uses li { display: flex; align-items: center; gap: 8px; font-size: 0.85rem; color: var(--text-secondary); }
.cefr-uses li::before { content: ''; width: 5px; height: 5px; border-radius: 50%; background: var(--sky); flex-shrink: 0; }
.cefr-info-logo { text-align: center; }
.cefr-info-logo img { max-width: 200px; border-radius: 12px; }

@media (max-width: 860px) { .cefr-grid { grid-template-columns: repeat(3, 1fr); } .cefr-info { grid-template-columns: 1fr; } }
@media (max-width: 500px) { .cefr-grid { grid-template-columns: repeat(2, 1fr); } }

/* ════════════════════════════════════════
   15. CAMBRIDGE
════════════════════════════════════════ */
#cambridge { background: var(--bg-base); }
.cambridge-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.cambridge-img-wrap { position: relative; border-radius: 20px; overflow: hidden; }
.cambridge-img {
  width: 100%; aspect-ratio: 4/3; object-fit: cover;
  border-radius: 20px; border: 1px solid var(--border-soft);
  box-shadow: var(--card-shadow-hover);
}
.cambridge-badge {
  position: absolute; bottom: -16px; right: -16px;
  background: var(--white); border: 1px solid var(--border-bright);
  box-shadow: var(--card-shadow); border-radius: 14px; padding: 14px 18px; text-align: center;
}
.cambridge-badge .num { font-family: var(--font-display); font-size: 2rem; font-weight: 700; color: var(--sky-deep); line-height: 1; }
.cambridge-badge .label { font-size: 0.7rem; color: var(--text-muted); font-weight: 500; margin-top: 2px; }
.cambridge-features { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 30px 0; }
.cam-feat {
  background: var(--sky-dim); border: 1px solid var(--border);
  border-radius: 10px; padding: 14px 16px;
  font-size: 0.82rem; font-weight: 700; color: var(--sky-deep);
  display: flex; align-items: center; gap: 8px;
}
@media (max-width: 860px) { .cambridge-grid { grid-template-columns: 1fr; gap: 40px; } .cambridge-badge { bottom: 10px; right: 10px; } }

/* ════════════════════════════════════════
   16. SISTEMA
════════════════════════════════════════ */
#sistema { background: var(--bg-softer); }
.sistema-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.sistema-steps { display: flex; flex-direction: column; gap: 0; margin: 30px 0; }
.sistema-step { display: flex; gap: 20px; position: relative; padding-bottom: 28px; }
.sistema-step:last-child { padding-bottom: 0; }
.sistema-step-left { display: flex; flex-direction: column; align-items: center; }
.sistema-step-num {
  width: 40px; height: 40px; border-radius: 50%; flex-shrink: 0;
  background: var(--sky-dim); border: 1.5px solid var(--border-bright);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.8rem; font-weight: 700; color: var(--sky-deep);
}
.sistema-step-line { width: 1px; flex: 1; background: var(--border-soft); margin: 6px 0; }
.sistema-step:last-child .sistema-step-line { display: none; }
.sistema-step-content { padding-top: 8px; }
.sistema-step-content h4 { font-size: 0.95rem; font-weight: 700; color: var(--text-primary); margin-bottom: 5px; }
.sistema-step-content p { font-size: 0.85rem; color: var(--text-muted); line-height: 1.6; }
.sistema-img { border-radius: 20px; overflow: hidden; position: relative; box-shadow: var(--card-shadow-hover); }
.sistema-img img { width: 100%; aspect-ratio: 3/2; object-fit: cover; display: block; border-radius: 20px; }
.sistema-overlay {
  position: absolute; inset: 0; border-radius: 20px;
  background: linear-gradient(to top, rgba(13,26,48,0.75) 0%, transparent 50%);
}
.sistema-caption { position: absolute; bottom: 24px; left: 24px; right: 24px; }
.sistema-caption h3 { font-family: var(--font-display); font-size: 1.6rem; font-weight: 600; color: #fff; line-height: 1.2; }
@media (max-width: 860px) { .sistema-grid { grid-template-columns: 1fr; gap: 40px; } }

/* ════════════════════════════════════════
   17. STATS  (dark strip — intencional)
════════════════════════════════════════ */
#stats { background: linear-gradient(135deg, #0B1D35 0%, #091526 100%); padding: 72px 0; }
.stats-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 1px; background: rgba(255,255,255,0.06);
  border-radius: var(--radius); overflow: hidden;
}
.stat-item { background: rgba(6,11,24,0.55); padding: 40px 30px; text-align: center; transition: background 0.3s; }
.stat-item:hover { background: rgba(14,165,233,0.08); }
.stat-num { font-family: var(--font-display); font-size: 3.2rem; font-weight: 700; line-height: 1; color: var(--sky); display: block; margin-bottom: 6px; }
.stat-label { font-size: 0.82rem; color: rgba(255,255,255,0.5); font-weight: 500; }
@media (max-width: 700px) { .stats-grid { grid-template-columns: repeat(2, 1fr); } }

/* ════════════════════════════════════════
   18. APP
════════════════════════════════════════ */
#app { background: var(--bg-base); }
.app-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.app-qr-wrap {
  display: flex; align-items: center; gap: 28px;
  background: var(--white); border: 1px solid var(--border-soft);
  border-radius: 20px; padding: 28px; box-shadow: var(--card-shadow);
}
.app-qr { width: 130px; height: 130px; object-fit: contain; border-radius: 12px; flex-shrink: 0; background: white; padding: 8px; border: 1px solid var(--border-soft); }
.app-qr-text h4 { font-size: 1.05rem; font-weight: 700; color: var(--text-primary); margin-bottom: 6px; }
.app-qr-text p { font-size: 0.83rem; color: var(--text-muted); line-height: 1.6; }
.app-badges { display: flex; gap: 10px; margin-top: 14px; flex-wrap: wrap; }
.app-badge {
  display: flex; align-items: center; gap: 7px;
  background: var(--bg-soft); border: 1px solid var(--border-soft);
  padding: 8px 14px; border-radius: 10px;
  font-size: 0.75rem; font-weight: 600; text-decoration: none;
  color: var(--text-primary); transition: var(--transition);
}
.app-badge:hover { background: var(--sky-dim); border-color: var(--border-bright); color: var(--sky-deep); }
.app-highlights { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.app-highlight {
  background: var(--white); border: 1px solid var(--border-soft);
  border-radius: 12px; padding: 18px; box-shadow: var(--card-shadow);
  transition: var(--transition);
}
.app-highlight:hover { border-color: var(--border-bright); transform: translateY(-2px); box-shadow: var(--card-shadow-hover); }
.app-highlight .emoji { font-size: 1.5rem; margin-bottom: 8px; }
.app-highlight h4 { font-size: 0.85rem; font-weight: 700; color: var(--text-primary); margin-bottom: 4px; }
.app-highlight p { font-size: 0.77rem; color: var(--text-muted); line-height: 1.5; }
@media (max-width: 860px) { .app-grid { grid-template-columns: 1fr; gap: 40px; } }

/* ════════════════════════════════════════
   19. TESTIMONIALS
════════════════════════════════════════ */
#testimonials { background: var(--bg-soft); }
.testimonials-header { text-align: center; margin-bottom: 56px; }
.testimonials-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 20px; }
.testimonial-card {
  background: var(--white); border: 1px solid var(--border-soft);
  border-radius: var(--radius); padding: 32px;
  transition: var(--transition); box-shadow: var(--card-shadow);
}
.testimonial-card:hover { transform: translateY(-3px); border-color: var(--border-bright); box-shadow: var(--card-shadow-hover); }
.testimonial-quote { font-family: var(--font-display); font-size: 3rem; color: var(--sky); line-height: 0.8; margin-bottom: 14px; opacity: 0.35; }
.testimonial-text { font-size: 0.9rem; color: var(--text-secondary); line-height: 1.75; font-style: italic; margin-bottom: 24px; }
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.testimonial-avatar { width: 44px; height: 44px; border-radius: 50%; object-fit: cover; border: 2px solid var(--border); }
.testimonial-avatar--initials {
  background: linear-gradient(135deg, var(--sky), var(--orange));
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 0.85rem; color: var(--white);
}
.testimonial-name { font-size: 0.9rem; font-weight: 700; color: var(--text-primary); }
.testimonial-role { font-size: 0.75rem; color: var(--text-muted); }
.testimonial-stars { color: var(--gold); font-size: 0.8rem; margin-top: 2px; }

/* ════════════════════════════════════════
   20. ABOUT
════════════════════════════════════════ */
#about { background: var(--bg-base); }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: start; }
#values-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 40px; }
.value-card {
  background: var(--white); border: 1px solid var(--border-soft);
  border-radius: 12px; padding: 20px; transition: var(--transition); box-shadow: var(--card-shadow);
}
.value-card:hover { border-color: var(--border-bright); transform: translateY(-2px); box-shadow: var(--card-shadow-hover); }
.value-icon { font-size: 1.4rem; margin-bottom: 8px; }
.value-card h4 { font-size: 0.85rem; font-weight: 700; margin-bottom: 4px; color: var(--sky-deep); }
.value-card p { font-size: 0.77rem; color: var(--text-muted); line-height: 1.55; }
.mission-vision { display: flex; flex-direction: column; gap: 20px; }
.mv-card {
  background: var(--white); border: 1px solid var(--border-soft);
  border-radius: var(--radius); padding: 28px; box-shadow: var(--card-shadow);
}
.mv-card h3 { font-family: var(--font-display); font-size: 1.4rem; font-weight: 600; color: var(--sky-deep); margin-bottom: 12px; display: flex; align-items: center; gap: 10px; }
.mv-card p { font-size: 0.88rem; color: var(--text-muted); line-height: 1.75; }
@media (max-width: 860px) { .about-grid { grid-template-columns: 1fr; gap: 40px; } }

/* ════════════════════════════════════════
   21. CTA BANNER
════════════════════════════════════════ */
#cta {
  background: linear-gradient(135deg, #EDF6FF 0%, #DBEEFF 100%);
  border-top: 1px solid var(--border-soft);
  border-bottom: 1px solid var(--border-soft);
  padding: 80px 0; position: relative; overflow: hidden;
}
.cta-inner { text-align: center; position: relative; z-index: 2; }
.cta-inner h2 { font-family: var(--font-display); font-size: clamp(2rem, 4vw, 3.2rem); font-weight: 300; color: var(--text-primary); margin-bottom: 16px; }
.cta-inner h2 strong { font-weight: 700; font-style: italic; color: var(--sky-deep); }
.cta-inner p { color: var(--text-muted); font-size: 1.05rem; margin-bottom: 36px; }
.cta-btns { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.cta-orb {
  position: absolute; width: 500px; height: 500px; border-radius: 50%;
  filter: blur(100px); pointer-events: none;
  background: rgba(14,165,233,0.1);
  top: 50%; left: 50%; transform: translate(-50%,-50%);
}

/* ════════════════════════════════════════
   22. FOOTER
════════════════════════════════════════ */
footer { background: var(--bg-dark-strip); border-top: 1px solid rgba(255,255,255,0.06); padding: 64px 0 0; }
.footer-top {
  display: grid; grid-template-columns: 2fr auto; gap: 48px;
  padding-bottom: 48px; border-bottom: 1px solid rgba(255,255,255,0.07);
}
.footer-brand { max-width: 280px; }
.footer-brand img { width: 50px; height: 50px; object-fit: contain; border-radius: 10px; margin-bottom: 16px; }
.footer-brand p { font-size: 0.85rem; color: rgba(255,255,255,0.5); line-height: 1.7; margin-bottom: 20px; }
#footer-social { display: flex; gap: 8px; }
.social-btn {
  width: 36px; height: 36px; border-radius: 8px;
  background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.08);
  display: flex; align-items: center; justify-content: center;
  text-decoration: none; color: rgba(255,255,255,0.45); font-size: 0.8rem;
  transition: var(--transition);
}
.social-btn:hover { background: var(--sky-dim); border-color: rgba(14,165,233,0.35); color: var(--sky); }
#footer-cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 48px; }
#footer-cols h4 { font-size: 0.75rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: rgba(255,255,255,0.3); margin-bottom: 18px; }
.footer-links { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-links a { color: rgba(255,255,255,0.5); text-decoration: none; font-size: 0.875rem; transition: color 0.2s; }
.footer-links a:hover { color: rgba(255,255,255,0.9); }
.footer-bottom {
  padding: 20px 0; display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 12px;
}
.footer-bottom-text { font-size: 0.75rem; color: rgba(255,255,255,0.25); }
.footer-bottom-brand { font-family: var(--font-brand); color: var(--sky); font-size: 0.8rem; }
@media (max-width: 860px) { .footer-top { grid-template-columns: 1fr; } #footer-cols { grid-template-columns: 1fr 1fr; } }
@media (max-width: 500px) { #footer-cols { grid-template-columns: 1fr; } }

/* ════════════════════════════════════════
   23. KEYFRAMES
════════════════════════════════════════ */
@keyframes float    { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-12px); } }
@keyframes pulse    { 0%,100% { opacity: 0.6; transform: scale(1); } 50% { opacity: 1; transform: scale(1.05); } }
@keyframes spin     { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
@keyframes scrollAnim { 0%,100% { opacity: 0.3; transform: scaleY(0.7); } 50% { opacity: 1; transform: scaleY(1); } }

/* ════════════════════════════════════════
   24. RESPONSIVE GLOBAL
════════════════════════════════════════ */
@media (max-width: 600px) {
  .section    { padding: 64px 0; }
  .section-sm { padding: 40px 0; }
}