/* ============================================================
   COLECTIVO DE TRABAJO SOCIAL — Diseño académico elegante v2
   Tipografía: Playfair Display (títulos) + Inter (cuerpo)
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,600;0,700;0,800;0,900;1,600;1,700&family=Inter:wght@300;400;500;600;700&family=Space+Grotesk:wght@400;500;600;700&display=swap');

/* ── Variables ──────────────────────────────────────────── */
:root {
  /* Colores */
  --navy:       #0d2137;
  --navy-mid:   #163352;
  --primary:    #1a5c8a;
  --primary-lt: #2478b5;
  --accent:     #28a87a;
  --accent-dk:  #1d7a58;
  --gold:       #c4953a;
  --gold-lt:    #e8b75a;
  --text:       #1a2234;
  --text-mid:   #374151;
  --text-muted: #6b7280;
  --text-light: #9ca3af;
  --bg:         #f7f6f3;
  --bg-warm:    #f0ede6;
  --bg-card:    #ffffff;
  --border:     #e5e0d8;
  --border-lt:  #f0ede6;
  --danger:     #c0392b;
  --warn:       #d97706;
  --ok:         #059669;

  /* Tipografía */
  --font-head: 'Playfair Display', Georgia, serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;
  --font-ui:   'Space Grotesk', system-ui, sans-serif;

  /* Espacios */
  --radius-sm: 6px;
  --radius:    12px;
  --radius-lg: 18px;

  /* Sombras escalonadas */
  --shadow-xs: 0 1px 3px rgba(13,33,55,.06), 0 1px 2px rgba(13,33,55,.04);
  --shadow:    0 4px 16px rgba(13,33,55,.08), 0 1px 4px rgba(13,33,55,.04);
  --shadow-md: 0 8px 32px rgba(13,33,55,.12), 0 2px 8px rgba(13,33,55,.06);
  --shadow-lg: 0 20px 60px rgba(13,33,55,.16), 0 4px 16px rgba(13,33,55,.08);

  --transition:    .2s cubic-bezier(.4,0,.2,1);
  --transition-lg: .35s cubic-bezier(.4,0,.2,1);
  --max-w:         1200px;
}

/* ── Reset & base ───────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
  color: var(--text);
  background: var(--bg);
}
img { max-width: 100%; display: block; }
a { color: var(--primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--primary-lt); }
ul { list-style: none; }
button, input, select, textarea { font-family: var(--font-body); font-size: inherit; }

/* ── Layout ─────────────────────────────────────────────── */
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 2rem; }
.section    { padding: 5rem 0; }
.section--warm { background: var(--bg-warm); }
.section--navy { background: var(--navy); color: #fff; }

/* ── NAVBAR ─────────────────────────────────────────────── */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255,255,255,.88);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 1px 0 rgba(13,33,55,.04), var(--shadow-xs);
  transition: background var(--transition-lg), box-shadow var(--transition-lg);
}
.navbar.scrolled {
  background: rgba(255,255,255,.96);
  box-shadow: var(--shadow);
}
.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
  gap: 1.5rem;
}
.navbar__brand {
  display: flex;
  align-items: center;
  gap: .7rem;
  color: var(--navy);
  flex-shrink: 0;
}
.navbar__logo {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  flex-shrink: 0;
  overflow: hidden;
  filter: drop-shadow(0 2px 6px rgba(13,33,55,.22));
  transition: transform var(--transition), filter var(--transition);
}
.navbar__brand:hover .navbar__logo {
  transform: scale(1.06) rotate(-2deg);
  filter: drop-shadow(0 4px 10px rgba(13,33,55,.3));
}
.navbar__logo img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: contain;
}

/* Logo en footer */
.footer__logo {
  width: 64px;
  height: 64px;
  flex-shrink: 0;
  filter: drop-shadow(0 2px 8px rgba(0,0,0,.3)) brightness(0.95);
  transition: transform var(--transition);
}
.footer__logo:hover { transform: scale(1.05); }
.navbar__brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}
.navbar__brand-text strong {
  font-family: var(--font-head);
  font-size: .98rem;
  font-weight: 700;
  color: var(--navy);
  letter-spacing: -.01em;
}
.navbar__brand-text span {
  font-family: var(--font-ui);
  font-size: .68rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--text-muted);
}

.navbar__nav { display: flex; align-items: center; gap: .1rem; }
.navbar__nav a {
  font-family: var(--font-ui);
  font-size: .88rem;
  font-weight: 500;
  color: var(--text-mid);
  padding: .4rem .8rem;
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition);
  white-space: nowrap;
}
.navbar__nav a:hover { background: rgba(26,92,138,.07); color: var(--primary); }
.navbar__nav a.active { color: var(--primary); font-weight: 600; }

.navbar__cta { flex-shrink: 0; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: .4rem;
  border: none;
  background: none;
}
.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all var(--transition);
}

/* ── Botones ─────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  padding: .6rem 1.35rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-ui);
  font-size: .88rem;
  font-weight: 600;
  letter-spacing: .01em;
  cursor: pointer;
  border: 1.5px solid transparent;
  transition: all var(--transition);
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}
.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0);
  transition: background var(--transition);
}
.btn:hover::after { background: rgba(255,255,255,.12); }

.btn--primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 2px 8px rgba(26,92,138,.3);
}
.btn--primary:hover {
  background: var(--navy-mid);
  color: #fff;
  box-shadow: 0 4px 16px rgba(26,92,138,.4);
  transform: translateY(-1px);
}
.btn--navy {
  background: var(--navy);
  color: #fff;
  box-shadow: 0 2px 8px rgba(13,33,55,.3);
}
.btn--navy:hover {
  background: var(--navy-mid);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(13,33,55,.35);
}
.btn--accent {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 2px 8px rgba(40,168,122,.3);
}
.btn--accent:hover {
  background: var(--accent-dk);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(40,168,122,.35);
}
.btn--gold {
  background: var(--gold);
  color: #fff;
  box-shadow: 0 2px 8px rgba(196,149,58,.3);
}
.btn--gold:hover {
  background: #a87d2e;
  color: #fff;
  transform: translateY(-1px);
}
.btn--outline {
  background: transparent;
  border-color: var(--border);
  color: var(--text-mid);
}
.btn--outline:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: rgba(26,92,138,.05);
}
.btn--outline-white {
  background: transparent;
  border-color: rgba(255,255,255,.4);
  color: rgba(255,255,255,.9);
}
.btn--outline-white:hover {
  border-color: rgba(255,255,255,.8);
  background: rgba(255,255,255,.1);
  color: #fff;
}
.btn--sm  { padding: .38rem .9rem; font-size: .81rem; }
.btn--lg  { padding: .8rem 2rem; font-size: .95rem; border-radius: var(--radius-sm); }
.btn--xl  { padding: 1rem 2.5rem; font-size: 1rem; border-radius: var(--radius); }

/* ── Badges y etiquetas ──────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: .3rem;
  padding: .22rem .7rem;
  border-radius: 4px;
  font-family: var(--font-ui);
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .04em;
  text-transform: uppercase;
}
.badge--primary { background: #dbeeff; color: var(--navy-mid); }
.badge--accent  { background: #d1f5ea; color: var(--accent-dk); }
.badge--gold    { background: #fdf3e0; color: #8a6520; }
.badge--warn    { background: #fef3cd; color: #92600a; }
.badge--dark    { background: var(--navy); color: rgba(255,255,255,.85); }

.tag {
  display: inline-block;
  padding: .18rem .65rem;
  border-radius: 4px;
  font-family: var(--font-ui);
  font-size: .73rem;
  font-weight: 500;
  background: var(--bg-warm);
  color: var(--text-mid);
  border: 1px solid var(--border);
}
.tag-list { display: flex; flex-wrap: wrap; gap: .35rem; margin-bottom: .75rem; }

/* ── Section headers ─────────────────────────────────────── */
.section-header { margin-bottom: 3rem; }
.section-header__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-family: var(--font-ui);
  font-size: .75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--gold);
  margin-bottom: .75rem;
}
.section-header__eyebrow::before {
  content: '';
  display: block;
  width: 24px;
  height: 2px;
  background: var(--gold);
  border-radius: 2px;
}
.section-header__title {
  font-family: var(--font-head);
  font-size: 2.2rem;
  font-weight: 800;
  line-height: 1.2;
  color: var(--navy);
  letter-spacing: -.02em;
}
.section-header__title em {
  font-style: italic;
  color: var(--primary);
}
.section-header__title--light { color: #fff; }
.section-header__sub {
  margin-top: .75rem;
  color: var(--text-muted);
  max-width: 560px;
  font-size: .95rem;
  line-height: 1.7;
}

/* ── HERO ───────────────────────────────────────────────── */
.hero {
  background: var(--navy);
  color: #fff;
  position: relative;
  overflow: hidden;
  padding: 0;
}
.hero__bg-pattern {
  position: absolute;
  inset: 0;
  opacity: .04;
  background-image:
    linear-gradient(rgba(255,255,255,.8) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.8) 1px, transparent 1px);
  background-size: 60px 60px;
}
.hero__bg-glow {
  position: absolute;
  top: -30%;
  right: -10%;
  width: 700px;
  height: 700px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(26,92,138,.35) 0%, transparent 65%);
  pointer-events: none;
}
.hero__bg-glow-2 {
  position: absolute;
  bottom: -20%;
  left: 5%;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(40,168,122,.15) 0%, transparent 65%);
  pointer-events: none;
}

.hero__inner {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  min-height: 600px;
  gap: 4rem;
  padding: 6rem 0;
}

.hero__kicker {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  font-family: var(--font-ui);
  font-size: .73rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--gold-lt);
  margin-bottom: 1.4rem;
}
.hero__kicker-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--gold-lt);
  display: inline-block;
}

.hero__title {
  font-family: var(--font-head);
  font-size: 3.4rem;
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -.03em;
  margin-bottom: 1.2rem;
  color: #fff;
}
.hero__title-accent {
  color: transparent;
  -webkit-text-stroke: 1.5px rgba(255,255,255,.5);
  display: block;
}
.hero__title .highlight {
  position: relative;
  display: inline-block;
  color: var(--gold-lt);
}

.hero__sub {
  font-size: 1.05rem;
  line-height: 1.75;
  color: rgba(255,255,255,.72);
  margin-bottom: 2.25rem;
  max-width: 500px;
}

.hero__actions { display: flex; gap: .85rem; flex-wrap: wrap; }

.hero__divider {
  width: 48px;
  height: 3px;
  background: linear-gradient(90deg, var(--gold), transparent);
  border-radius: 2px;
  margin-bottom: 2rem;
}

/* Panel de estadísticas del hero */
.hero__panel {
  position: relative;
}
.hero__panel-card {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius-lg);
  padding: 2rem;
  backdrop-filter: blur(20px);
}
.hero__stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 1.25rem;
}
.hero__stat {
  background: rgba(255,255,255,.04);
  padding: 1.4rem 1.2rem;
  text-align: center;
  transition: background var(--transition);
}
.hero__stat:hover { background: rgba(255,255,255,.08); }
.hero__stat-number {
  font-family: var(--font-head);
  font-size: 2.4rem;
  font-weight: 900;
  line-height: 1;
  color: var(--gold-lt);
  letter-spacing: -.02em;
  margin-bottom: .25rem;
}
.hero__stat-label {
  font-family: var(--font-ui);
  font-size: .72rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: .07em;
  color: rgba(255,255,255,.55);
}
.hero__instrument-promo {
  background: rgba(196,149,58,.12);
  border: 1px solid rgba(196,149,58,.25);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.hero__instrument-promo p {
  font-size: .85rem;
  color: rgba(255,255,255,.75);
  line-height: 1.4;
}
.hero__instrument-promo strong { color: var(--gold-lt); }

/* ── PAGE HERO ──────────────────────────────────────────── */
.page-hero {
  background: var(--navy);
  color: #fff;
  padding: 4rem 0;
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  opacity: .03;
  background-image: linear-gradient(rgba(255,255,255,.8) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.8) 1px, transparent 1px);
  background-size: 40px 40px;
}
.page-hero__inner { position: relative; }
.page-hero__eyebrow {
  font-family: var(--font-ui);
  font-size: .72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .14em;
  color: var(--gold-lt);
  margin-bottom: .75rem;
  display: flex;
  align-items: center;
  gap: .5rem;
}
.page-hero__eyebrow::before {
  content: '';
  display: block;
  width: 20px; height: 2px;
  background: var(--gold-lt);
  border-radius: 2px;
}
.page-hero__title {
  font-family: var(--font-head);
  font-size: 2.6rem;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -.02em;
  margin-bottom: .65rem;
}
.page-hero__sub {
  font-size: .97rem;
  color: rgba(255,255,255,.68);
  max-width: 600px;
  line-height: 1.75;
}

/* ── CARDS ──────────────────────────────────────────────── */
.card {
  background: var(--bg-card);
  border-radius: var(--radius);
  box-shadow: var(--shadow-xs);
  border: 1px solid var(--border);
  overflow: hidden;
  transition: transform var(--transition-lg), box-shadow var(--transition-lg), border-color var(--transition);
}
.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: rgba(26,92,138,.2);
}
.card__body { padding: 1.5rem; }
.card__meta {
  font-family: var(--font-ui);
  font-size: .75rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: .75rem;
  margin-bottom: .5rem;
}
.card__meta-dot {
  display: inline-block;
  width: 3px; height: 3px;
  border-radius: 50%;
  background: var(--text-light);
}
.card__title {
  font-family: var(--font-head);
  font-size: 1.1rem;
  font-weight: 700;
  line-height: 1.35;
  color: var(--navy);
  margin-bottom: .5rem;
  letter-spacing: -.01em;
}
.card__excerpt {
  font-size: .9rem;
  color: var(--text-muted);
  line-height: 1.7;
}
.card__footer {
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--border-lt);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--bg);
}

/* Card de post con imagen */
.post-img--placeholder {
  height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3.5rem;
  position: relative;
  overflow: hidden;
}
.post-img--placeholder::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(13,33,55,.12) 100%);
}

/* Colores de cover */
.cover-1 { background: linear-gradient(135deg, #0d2137 0%, #163352 100%); }
.cover-2 { background: linear-gradient(135deg, #1d5a3e 0%, #28a87a 100%); }
.cover-3 { background: linear-gradient(135deg, #5c1a1a 0%, #9b3030 100%); }
.cover-4 { background: linear-gradient(135deg, #4a2d6e 0%, #7c50b3 100%); }
.cover-5 { background: linear-gradient(135deg, #8a5a00 0%, #c4953a 100%); }
.cover-6 { background: linear-gradient(135deg, #0d3557 0%, #1a5c8a 100%); }
.cover-7 { background: linear-gradient(135deg, #1a3a4f 0%, #2478b5 100%); }
.cover-8 { background: linear-gradient(135deg, #2d4a1e 0%, #4a7c30 100%); }

/* ── FEATURE CARDS ──────────────────────────────────────── */
.feature-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow-xs);
  border: 1px solid var(--border);
  border-bottom: 3px solid transparent;
  transition: transform var(--transition-lg), box-shadow var(--transition-lg), border-color var(--transition);
  position: relative;
  overflow: hidden;
}
.feature-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  opacity: 0;
  transition: opacity var(--transition);
}
.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}
.feature-card:hover::before { opacity: 1; }
.feature-card__number {
  font-family: var(--font-head);
  font-size: 4rem;
  font-weight: 900;
  color: var(--border);
  line-height: 1;
  position: absolute;
  top: 1rem; right: 1.5rem;
  letter-spacing: -.04em;
  user-select: none;
  transition: color var(--transition);
}
.feature-card:hover .feature-card__number { color: rgba(26,92,138,.08); }
.feature-card__icon {
  width: 48px; height: 48px;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1.2rem;
  font-size: 1.4rem;
}
.feature-card__title {
  font-family: var(--font-head);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: .4rem;
  letter-spacing: -.01em;
}
.feature-card__text { font-size: .9rem; color: var(--text-muted); line-height: 1.7; }

/* ── BOOK CARDS ─────────────────────────────────────────── */
.book-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-xs);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-lg), box-shadow var(--transition-lg);
}
.book-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.book-card__cover {
  height: 150px;
  display: flex; align-items: center; justify-content: center;
  font-size: 3rem;
  position: relative;
}
.book-card__cover-label {
  position: absolute;
  top: .75rem; right: .75rem;
}
.book-card__body { padding: 1.1rem; flex: 1; }
.book-card__title {
  font-family: var(--font-head);
  font-size: .95rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: .25rem;
  line-height: 1.35;
  letter-spacing: -.01em;
}
.book-card__author {
  font-size: .8rem;
  color: var(--text-muted);
  margin-bottom: .5rem;
  font-style: italic;
}
.book-card__desc { font-size: .82rem; color: var(--text-muted); line-height: 1.6; }
.book-card__footer {
  padding: .85rem 1.1rem;
  border-top: 1px solid var(--border-lt);
  display: flex; justify-content: space-between; align-items: center;
  background: var(--bg);
}

/* ── EVENT CARDS ────────────────────────────────────────── */
.event-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-xs);
  overflow: hidden;
  display: flex;
  transition: transform var(--transition-lg), box-shadow var(--transition-lg);
}
.event-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.event-card__date {
  min-width: 88px;
  background: var(--navy);
  color: #fff;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 1.25rem .75rem;
  text-align: center;
  position: relative;
}
.event-card__date::after {
  content: '';
  position: absolute;
  top: 0; right: 0; bottom: 0;
  width: 1px;
  background: linear-gradient(180deg, transparent, rgba(255,255,255,.15), transparent);
}
.event-card__day {
  font-family: var(--font-head);
  font-size: 2.2rem;
  font-weight: 900;
  line-height: 1;
}
.event-card__month {
  font-family: var(--font-ui);
  font-size: .65rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  opacity: .7;
  margin-top: .15rem;
}
.event-card__body { padding: 1.25rem 1.5rem; flex: 1; }
.event-card__type {
  font-family: var(--font-ui);
  font-size: .72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--gold);
  margin-bottom: .3rem;
}
.event-card__title {
  font-family: var(--font-head);
  font-size: 1rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: .4rem;
  letter-spacing: -.01em;
}
.event-card__info {
  font-size: .82rem;
  color: var(--text-muted);
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
  font-family: var(--font-ui);
}

/* ── COURSE CARDS ───────────────────────────────────────── */
.course-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-xs);
  overflow: hidden;
  transition: transform var(--transition-lg), box-shadow var(--transition-lg);
}
.course-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.course-card__banner {
  height: 130px;
  display: flex; align-items: center; justify-content: center;
  font-size: 3.2rem;
  position: relative;
}
.course-card__body { padding: 1.3rem; }
.course-card__level {
  font-family: var(--font-ui);
  font-size: .72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .07em;
  color: var(--gold);
  margin-bottom: .35rem;
}
.course-card__title {
  font-family: var(--font-head);
  font-size: 1rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: .5rem;
  line-height: 1.35;
  letter-spacing: -.01em;
}
.course-card__meta {
  font-family: var(--font-ui);
  font-size: .8rem;
  color: var(--text-muted);
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
}
.course-card__footer {
  padding: 1rem 1.3rem;
  border-top: 1px solid var(--border-lt);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--bg);
}
.course-card__price {
  font-family: var(--font-head);
  font-weight: 700;
  color: var(--navy);
  font-size: 1.05rem;
}

/* ── GRIDS ──────────────────────────────────────────────── */
.grid-2 { display: grid; grid-template-columns: repeat(auto-fill, minmax(360px,1fr)); gap: 1.75rem; }
.grid-3 { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px,1fr)); gap: 1.5rem; }
.grid-4 { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px,1fr)); gap: 1.25rem; }

/* ── FILTROS ────────────────────────────────────────────── */
.filter-bar {
  display: flex;
  gap: .65rem;
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: 2rem;
}
.filter-bar input[type="text"],
.filter-bar select {
  padding: .55rem 1rem;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  color: var(--text);
  font-family: var(--font-ui);
  font-size: .87rem;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.filter-bar input[type="text"] { flex: 1; min-width: 200px; }
.filter-bar input:focus,
.filter-bar select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(26,92,138,.1);
}
.filter-bar select { cursor: pointer; }

/* ── INSTRUMENTO ────────────────────────────────────────── */
.instrumento-form {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border);
  overflow: hidden;
}
.instrumento-form__header {
  background: var(--navy);
  color: #fff;
  padding: 2.25rem 2.5rem;
  position: relative;
  overflow: hidden;
}
.instrumento-form__header::before {
  content: '';
  position: absolute;
  inset: 0;
  opacity: .03;
  background-image: linear-gradient(rgba(255,255,255,.8) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.8) 1px, transparent 1px);
  background-size: 32px 32px;
}
.instrumento-form__header-content { position: relative; }
.instrumento-form__header h2 {
  font-family: var(--font-head);
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: .35rem;
  letter-spacing: -.01em;
}
.instrumento-form__header p { color: rgba(255,255,255,.7); font-size: .9rem; }
.instrumento-form__body { padding: 2.5rem; }

.form-section { margin-bottom: 2.5rem; }
.form-section__title {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1rem;
  color: var(--navy);
  margin-bottom: 1.25rem;
  padding-bottom: .65rem;
  border-bottom: 1.5px solid var(--border);
  display: flex;
  align-items: center;
  gap: .6rem;
  letter-spacing: -.01em;
}
.form-section__title::before {
  content: attr(data-num);
  background: var(--navy);
  color: #fff;
  width: 28px; height: 28px;
  border-radius: 50%;
  font-family: var(--font-ui);
  font-size: .75rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.form-grid   { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem 1.5rem; }
.form-grid--3 { grid-template-columns: 1fr 1fr 1fr; }
.form-group  { display: flex; flex-direction: column; gap: .35rem; }
.form-group--full { grid-column: 1 / -1; }

.form-group label {
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: .84rem;
  color: var(--text-mid);
}
.form-group label .req { color: var(--danger); margin-left: .2rem; }
.form-group input[type="text"],
.form-group input[type="number"],
.form-group input[type="email"],
.form-group select,
.form-group textarea {
  padding: .6rem .95rem;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg);
  color: var(--text);
  transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
  outline: none;
  width: 100%;
  font-family: var(--font-body);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  background: var(--bg-card);
  box-shadow: 0 0 0 3px rgba(26,92,138,.1);
}
.form-group textarea { resize: vertical; min-height: 90px; }
.form-group .hint { font-size: .77rem; color: var(--text-light); }

/* Likert */
.likert-group { margin-bottom: 1.25rem; }
.likert-group__label {
  font-size: .9rem;
  font-weight: 500;
  color: var(--text);
  margin-bottom: .65rem;
  line-height: 1.5;
}
.likert-options { display: flex; gap: .4rem; flex-wrap: wrap; }
.likert-option {
  display: flex;
  align-items: center;
  gap: .3rem;
  cursor: pointer;
  padding: .4rem .85rem;
  border: 1.5px solid var(--border);
  border-radius: 50px;
  font-family: var(--font-ui);
  font-size: .82rem;
  font-weight: 500;
  color: var(--text-mid);
  transition: all var(--transition);
  background: var(--bg);
  user-select: none;
}
.likert-option:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: rgba(26,92,138,.05);
}
.likert-option input { display: none; }
.likert-option.selected {
  background: var(--navy);
  color: #fff;
  border-color: var(--navy);
  box-shadow: 0 2px 6px rgba(13,33,55,.2);
}

/* Barra de progreso */
.progress-bar-wrap {
  background: var(--border);
  border-radius: 50px;
  height: 6px;
  overflow: hidden;
}
.progress-bar-fill {
  height: 100%;
  border-radius: 50px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  transition: width .4s cubic-bezier(.4,0,.2,1);
}

/* Resultado */
.resultado-box {
  display: none;
  border-radius: var(--radius);
  padding: 2rem 2.5rem;
  margin-top: 1.5rem;
  border: 1.5px solid;
}
.resultado-box.show { display: block; }
.resultado-box--alto  { background: #fdf2f2; border-color: #e53e3e; }
.resultado-box--medio { background: #fffbf0; border-color: #d97706; }
.resultado-box--bajo  { background: #f0fdf6; border-color: #059669; }
.resultado-box__title {
  font-family: var(--font-head);
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: .5rem;
  letter-spacing: -.01em;
}
.resultado-box__score {
  font-family: var(--font-head);
  font-size: 3.5rem;
  font-weight: 900;
  margin: .5rem 0;
  line-height: 1;
  letter-spacing: -.04em;
}
.resultado-box__desc { font-size: .95rem; line-height: 1.7; }
.resultado-box__dims {
  margin-top: 1.25rem;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px,1fr));
  gap: .75rem;
}
.dim-bar { background: rgba(0,0,0,.04); border-radius: var(--radius-sm); padding: .75rem 1rem; }
.dim-bar__name { font-family: var(--font-ui); font-size: .78rem; font-weight: 700; margin-bottom: .35rem; }
.dim-bar__track { background: rgba(0,0,0,.1); border-radius: 50px; height: 6px; overflow: hidden; }
.dim-bar__fill  { height: 100%; border-radius: 50px; background: var(--navy); transition: width .8s ease; }

/* ── FOOTER ─────────────────────────────────────────────── */
.footer {
  background: var(--navy);
  color: rgba(255,255,255,.65);
  padding: 4rem 0 1.75rem;
  position: relative;
}
.footer::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(196,149,58,.4), transparent);
}
.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}
.footer__brand {
  font-family: var(--font-head);
  font-size: 1.15rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: .6rem;
  letter-spacing: -.01em;
}
.footer__brand span { color: var(--gold-lt); }
.footer__about { font-size: .88rem; line-height: 1.75; }
.footer__social { display: flex; gap: .5rem; margin-top: 1.1rem; }
.footer__social a {
  width: 34px; height: 34px;
  border-radius: 8px;
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.1);
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,.6);
  font-size: .95rem;
  transition: all var(--transition);
}
.footer__social a:hover { background: rgba(196,149,58,.25); border-color: rgba(196,149,58,.4); color: var(--gold-lt); }
.footer__col-title {
  font-family: var(--font-ui);
  font-weight: 700;
  font-size: .73rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: rgba(255,255,255,.4);
  margin-bottom: 1.1rem;
}
.footer__links li { margin-bottom: .45rem; }
.footer__links a {
  font-size: .87rem;
  color: rgba(255,255,255,.55);
  transition: color var(--transition);
}
.footer__links a:hover { color: var(--gold-lt); }
.footer__bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: .5rem;
  font-family: var(--font-ui);
  font-size: .8rem;
  color: rgba(255,255,255,.35);
}
.footer__bottom a { color: rgba(255,255,255,.4); }
.footer__bottom a:hover { color: rgba(255,255,255,.7); }

/* ── MODALES ────────────────────────────────────────────── */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(13,33,55,.55);
  backdrop-filter: blur(6px);
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.modal-overlay.open { display: flex; }
.modal {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  max-width: 520px;
  width: 100%;
  padding: 2rem;
  position: relative;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border);
  animation: modalIn .25s cubic-bezier(.34,1.56,.64,1) both;
}
@keyframes modalIn {
  from { opacity: 0; transform: scale(.94) translateY(10px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}
.modal__close {
  position: absolute; top: 1rem; right: 1rem;
  background: var(--bg); border: 1px solid var(--border); border-radius: 50%;
  width: 32px; height: 32px; cursor: pointer; font-size: 1rem;
  display: flex; align-items: center; justify-content: center;
  color: var(--text-muted);
  transition: all var(--transition);
}
.modal__close:hover { background: var(--border); color: var(--text); }
.modal__title {
  font-family: var(--font-head);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: .5rem;
  letter-spacing: -.01em;
}
.modal__body { font-size: .9rem; color: var(--text-muted); line-height: 1.75; }
.modal__actions { margin-top: 1.5rem; display: flex; gap: .65rem; }

/* ── ANIMACIONES DE SCROLL ───────────────────────────────── */
[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .6s cubic-bezier(.4,0,.2,1), transform .6s cubic-bezier(.4,0,.2,1);
}
[data-reveal].revealed {
  opacity: 1;
  transform: translateY(0);
}
[data-reveal-delay="1"] { transition-delay: .1s; }
[data-reveal-delay="2"] { transition-delay: .2s; }
[data-reveal-delay="3"] { transition-delay: .3s; }
[data-reveal-delay="4"] { transition-delay: .4s; }

/* ── DIVIDERS ───────────────────────────────────────────── */
.divider {
  width: 48px; height: 3px;
  background: linear-gradient(90deg, var(--gold), var(--gold-lt));
  border-radius: 2px;
  margin: 1.25rem 0;
}
.divider--center { margin: 1.25rem auto; }

/* ── MISCELLANEOUS ──────────────────────────────────────── */
.eyebrow {
  font-family: var(--font-ui);
  font-size: .72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--gold);
  display: inline-flex;
  align-items: center;
  gap: .4rem;
}
.eyebrow::before {
  content: '';
  display: block;
  width: 18px; height: 2px;
  background: var(--gold);
  border-radius: 2px;
}

.split-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

/* Artículo destacado en lista */
.article-row {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-xs);
  padding: 1.75rem;
  transition: transform var(--transition-lg), box-shadow var(--transition-lg);
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: start;
  gap: 1.5rem;
}
.article-row:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.article-row__title {
  font-family: var(--font-head);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: .4rem;
  line-height: 1.35;
  letter-spacing: -.01em;
}
.article-row__excerpt { font-size: .88rem; color: var(--text-muted); line-height: 1.7; margin-bottom: .6rem; }
.article-row__meta { font-family: var(--font-ui); font-size: .78rem; color: var(--text-light); display: flex; flex-wrap: wrap; gap: .75rem; }
.article-row__actions { display: flex; flex-direction: column; gap: .4rem; min-width: 120px; }

/* Print */
@media print {
  .navbar, .footer, .btn, .progress-bar-wrap,
  .no-print, .page-hero { display: none !important; }
  body { background: #fff; }
  .instrumento-form { box-shadow: none; border: none; }
  .resultado-box { display: block !important; }
}

/* ── RESPONSIVE ─────────────────────────────────────────── */
@media (max-width: 960px) {
  .hero__inner { grid-template-columns: 1fr; padding: 4rem 0; }
  .hero__panel { display: none; }
  .hero__title { font-size: 2.4rem; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .form-grid, .form-grid--3 { grid-template-columns: 1fr; }
  .instrumento-form__body { padding: 1.5rem; }
}

@media (max-width: 700px) {
  .navbar__nav, .navbar__cta { display: none; }
  .hamburger { display: flex; }
  .navbar__nav.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 70px; left: 0; right: 0;
    background: rgba(255,255,255,.97);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    padding: 1rem;
    box-shadow: var(--shadow-md);
    gap: .2rem;
  }
  .hero__title { font-size: 1.95rem; }
  .page-hero__title { font-size: 2rem; }
  .section-header__title { font-size: 1.7rem; }
  .footer__grid { grid-template-columns: 1fr; gap: 2rem; }
  .event-card { flex-direction: column; }
  .event-card__date { flex-direction: row; padding: .75rem 1.25rem; gap: .5rem; }
  .article-row { grid-template-columns: 1fr; }
  .article-row__actions { flex-direction: row; }
  .container { padding: 0 1.25rem; }
  .section { padding: 3.5rem 0; }
}