/* =============================================
   GLOBAL STUDENT BOLIVIA — style.css
   Design System: "Andean Horizon"
   Colors: Verde #1B5E20 | Rojo #D32F2F | Dorado #F9A825
   ============================================= */

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

:root {
  --primary: #1B5E20;
  --primary-dark: #00450d;
  --primary-light: #2e7d32;
  --secondary: #D32F2F;
  --secondary-dark: #b71c1c;
  --gold: #F9A825;
  --gold-dark: #f57f17;
  --surface: #ffffff;
  --surface-low: #f5f5f5;
  --surface-container: #eeeeee;
  --text-primary: #1a1c1c;
  --text-secondary: #41493e;
  --text-muted: #717a6d;
  --footer-bg: #0D3B10;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-full: 9999px;
  --shadow-sm: 0 2px 8px rgba(0,69,13,0.06);
  --shadow-md: 0 8px 24px rgba(0,69,13,0.08);
  --shadow-lg: 0 16px 48px rgba(0,69,13,0.12);
  --transition: 0.3s ease;
  --font: 'Inter', system-ui, sans-serif;
  --container: 1200px;
  --header-h: 72px;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text-primary);
  background: var(--surface);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* --- COLOR UTILITIES --- */
.text--green { color: var(--primary); }
.text--red { color: var(--secondary); }
.text--gold { color: var(--gold); }
.text--gold-light { color: #ffcc02; }
.text--white { color: #ffffff; }
.text--white-muted { color: rgba(255,255,255,0.75); }

/* --- BUTTONS --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-sm);
  font-family: var(--font);
  font-size: 0.9375rem;
  font-weight: 600;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all var(--transition);
  white-space: nowrap;
  text-decoration: none;
}
.btn--lg { padding: 1rem 2rem; font-size: 1rem; }
.btn--sm { padding: 0.5rem 1.25rem; font-size: 0.875rem; }
.btn--full { width: 100%; }

.btn--red {
  background: var(--secondary);
  color: #fff;
  border-color: var(--secondary);
}
.btn--red:hover {
  background: var(--secondary-dark);
  border-color: var(--secondary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(211,47,47,0.3);
}
.btn--green {
  background: linear-gradient(135deg, var(--primary-light), var(--primary-dark));
  color: #fff;
  border-color: transparent;
}
.btn--green:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(27,94,32,0.35);
}
.btn--gold {
  background: var(--gold);
  color: var(--primary-dark);
  border-color: var(--gold);
  font-weight: 700;
}
.btn--gold:hover {
  background: var(--gold-dark);
  transform: translateY(-2px);
}
.btn--outline-white {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,0.7);
}
.btn--outline-white:hover {
  background: rgba(255,255,255,0.15);
  border-color: #fff;
  transform: translateY(-2px);
}
.btn--outline-green {
  background: transparent;
  color: var(--primary);
  border-color: var(--primary);
}
.btn--outline-green:hover {
  background: var(--primary);
  color: #fff;
  transform: translateY(-2px);
}

/* --- INPUT --- */
.input {
  width: 100%;
  padding: 0.875rem 1rem;
  border: none;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.15);
  color: #fff;
  font-family: var(--font);
  font-size: 0.9375rem;
  outline: none;
  transition: background var(--transition);
  border-bottom: 2px solid rgba(255,255,255,0.3);
}
.input::placeholder { color: rgba(255,255,255,0.6); }
.input:focus { background: rgba(255,255,255,0.2); border-bottom-color: var(--gold); }
.input.select option { background: var(--primary-dark); color: #fff; }

/* =============================================
   HEADER
   ============================================= */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--header-h);
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(27,94,32,0.08);
  transition: box-shadow var(--transition);
}
.header.scrolled { box-shadow: 0 4px 20px rgba(0,69,13,0.1); }

.nav {
  display: flex;
  align-items: center;
  gap: 2rem;
  height: 100%;
}
.nav__logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  white-space: nowrap;
  flex-shrink: 0;
  text-decoration: none;
}

/* --- LOGO IMAGE --- */
.nav__logo-img {
  height: 52px;
  width: auto;
  display: block;
  transition: transform var(--transition), filter var(--transition);
}
.nav__logo:hover .nav__logo-img {
  transform: scale(1.05);
  filter: drop-shadow(0 4px 14px rgba(27,94,32,0.25));
}

/* Footer logo: subtle white background so the image reads on dark */
.nav__logo--footer {
  display: inline-flex;
  align-items: center;
  background: rgba(255,255,255,0.08);
  border-radius: var(--radius-md);
  padding: 0.25rem 0.5rem;
  transition: background var(--transition);
}
.nav__logo--footer:hover {
  background: rgba(255,255,255,0.14);
}
.nav__logo--footer .nav__logo-img {
  height: 96px;
  filter: drop-shadow(0 2px 8px rgba(249,168,37,0.35));
}

.nav__logo--white { color: #fff; }

.nav__list {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  margin-left: auto;
}
.nav__link {
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: all var(--transition);
}
.nav__link:hover, .nav__link.active {
  color: var(--primary);
  background: rgba(27,94,32,0.06);
}
.nav__cta { margin-left: 0.75rem; flex-shrink: 0; }

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  margin-left: auto;
}
.nav__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--primary-dark);
  border-radius: 2px;
  transition: all var(--transition);
}

/* =============================================
   HERO
   ============================================= */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: var(--header-h);
}
.hero__bg {
  position: absolute;
  inset: 0;
  background: url('https://images.unsplash.com/photo-1541339907198-e08756dedf3f?w=1920&q=80') center/cover no-repeat;
}
.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0,69,13,0.88) 0%, rgba(27,94,32,0.75) 60%, rgba(0,0,0,0.5) 100%);
}
.hero__content {
  position: relative;
  z-index: 2;
  padding: 5rem 1.5rem;
  max-width: 800px;
}
.hero__eyebrow {
  display: inline-block;
  padding: 0.4rem 1rem;
  background: rgba(249,168,37,0.2);
  border: 1px solid rgba(249,168,37,0.4);
  border-radius: var(--radius-full);
  color: var(--gold);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}
.hero__title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  color: #fff;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
}
.hero__subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: rgba(255,255,255,0.85);
  max-width: 600px;
  margin-bottom: 2.5rem;
}
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 3rem;
}
.hero__flags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}
.flag-item {
  padding: 0.4rem 1rem;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-full);
  color: rgba(255,255,255,0.9);
  font-size: 0.875rem;
  font-weight: 500;
  backdrop-filter: blur(8px);
}
.hero__scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  animation: bounce 2s infinite;
}
.scroll-dot {
  width: 24px;
  height: 40px;
  border: 2px solid rgba(255,255,255,0.5);
  border-radius: 12px;
  position: relative;
}
.scroll-dot::after {
  content: '';
  position: absolute;
  top: 6px; left: 50%;
  transform: translateX(-50%);
  width: 6px; height: 6px;
  background: #fff;
  border-radius: 50%;
  animation: scroll-down 2s infinite;
}
@keyframes bounce { 0%,100%{transform:translateX(-50%) translateY(0)} 50%{transform:translateX(-50%) translateY(-8px)} }
@keyframes scroll-down { 0%{opacity:1;top:6px} 100%{opacity:0;top:20px} }

/* =============================================
   STATS BAR
   ============================================= */
.stats-bar {
  background: var(--footer-bg);
  padding: 2.5rem 0;
}
.stats-bar__grid {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  flex-wrap: wrap;
}
.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 1rem 3rem;
  text-align: center;
}
.stat-item__number {
  font-size: 2.5rem;
  font-weight: 800;
  color: #fff;
  line-height: 1;
  margin-bottom: 0.5rem;
}
.stat-item__label {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.65);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.stat-item__divider {
  width: 1px;
  height: 3rem;
  background: rgba(255,255,255,0.15);
}

/* =============================================
   SECTIONS (Generic)
   ============================================= */
.section {
  padding: 5rem 0;
}
.section--gray { background: var(--surface-low); }
.section--dark {
  background: var(--footer-bg);
}
.section__eyebrow {
  display: inline-block;
  color: var(--secondary);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}
.section__title {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.2;
  color: var(--text-primary);
  margin-bottom: 1rem;
}
.section__subtitle {
  font-size: 1.0625rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin-bottom: 3rem;
}
.section__cta-center {
  text-align: center;
  margin-top: 3rem;
}

/* =============================================
   STEPS
   ============================================= */
.steps-grid {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
}
.steps-arrow {
  font-size: 2rem;
  color: var(--primary);
  font-weight: 300;
  flex-shrink: 0;
}
.step-card {
  flex: 1;
  min-width: 220px;
  max-width: 320px;
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  box-shadow: var(--shadow-md);
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition);
}
.step-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.step-card__number {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1;
  margin-bottom: 0.5rem;
  opacity: 0.7;
}
.step-card__icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}
.step-card__title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 0.75rem;
}
.step-card__desc {
  font-size: 0.9375rem;
  color: var(--text-secondary);
}

/* =============================================
   DESTINATIONS
   ============================================= */
.destinations-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}
.dest-card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
  display: block;
}
.dest-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.dest-card:hover .dest-card__link { color: var(--primary); }
.dest-card__flag {
  font-size: 3rem;
  text-align: center;
  position: absolute;
  top: 1rem; left: 1rem;
  z-index: 2;
}
.dest-card__img {
  height: 180px;
  position: relative;
  background-size: cover;
  background-position: center;
}
.dest-card__img--lapaz { background: linear-gradient(to bottom,rgba(27,94,32,.25),rgba(0,0,0,.55)), url('https://images.unsplash.com/photo-1580974852861-c381510bc98a?w=600&q=70') center/cover; }
.dest-card__img--cbba  { background: linear-gradient(to bottom,rgba(27,94,32,.25),rgba(0,0,0,.55)), url('https://images.unsplash.com/photo-1558618666-fcd25c85cd64?w=600&q=70') center/cover; }
.dest-card__img--scz   { background: linear-gradient(to bottom,rgba(27,94,32,.25),rgba(0,0,0,.55)), url('https://images.unsplash.com/photo-1541339907198-e08756dedf3f?w=600&q=70') center/cover; }
.dest-card__img--sucre { background: linear-gradient(to bottom,rgba(27,94,32,.25),rgba(0,0,0,.55)), url('https://images.unsplash.com/photo-1523050854058-8df90110c9f1?w=600&q=70') center/cover; }
.dest-card__img--oruro { background: linear-gradient(to bottom,rgba(27,94,32,.25),rgba(0,0,0,.55)), url('https://images.unsplash.com/photo-1541339907198-e08756dedf3f?w=600&q=70') center/cover; }
.dest-card__img--potosi{ background: linear-gradient(to bottom,rgba(27,94,32,.25),rgba(0,0,0,.55)), url('https://images.unsplash.com/photo-1524178232363-1fb2b075b655?w=600&q=70') center/cover; }
.dest-card__content {
  padding: 1.25rem 1.5rem 1.5rem;
}
.dest-card__badge {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}
.badge--gold { background: rgba(249,168,37,0.15); color: var(--gold-dark); }
.badge--blue { background: rgba(30,136,229,0.12); color: #1565c0; }
.dest-card__name {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 0.25rem;
}
.dest-card__unis {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}
.dest-card__link {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-muted);
  transition: color var(--transition);
}

/* =============================================
   SERVICES GRID
   ============================================= */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}
.service-card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
}
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.service-card__icon {
  font-size: 2.25rem;
  margin-bottom: 1rem;
}
.service-card__title {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 0.6rem;
}
.service-card__desc {
  font-size: 0.9375rem;
  color: var(--text-secondary);
}

/* =============================================
   PROGRAMS
   ============================================= */
.programs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}
.program-card {
  background: #fff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition);
}
.program-card:hover { transform: translateY(-6px); }
.program-card--featured { transform: scale(1.02); }
.program-card--featured:hover { transform: scale(1.02) translateY(-6px); }
.program-card__top {
  height: 4px;
}
.program-card__top--gold { background: var(--gold); }
.program-card__top--red { background: var(--secondary); }
.program-card__header {
  padding: 1.75rem 1.75rem 0;
  margin-bottom: 1.25rem;
}
.program-card__badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  background: var(--surface-low);
  color: var(--text-secondary);
  margin-bottom: 0.75rem;
}
.badge--gold { background: rgba(249,168,37,0.15); color: var(--gold-dark); }
.program-card__name {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary-dark);
}
.program-card__features {
  padding: 0 1.75rem 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  margin-bottom: 1.5rem;
}
.program-card__features li {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
}
.check {
  color: var(--primary);
  font-weight: 700;
  flex-shrink: 0;
  line-height: 1.5;
}
.program-card .btn { margin: 0 1.75rem 1.75rem; width: calc(100% - 3.5rem); }

/* =============================================
   TESTIMONIALS
   ============================================= */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}
.testimonial-card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  border-left: 4px solid var(--primary);
  transition: transform var(--transition), box-shadow var(--transition);
}
.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.testimonial-card__stars {
  color: var(--gold);
  font-size: 1.125rem;
  margin-bottom: 1rem;
}
.testimonial-card__text {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  font-style: italic;
  margin-bottom: 1.5rem;
  line-height: 1.7;
}
.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.testimonial-card__avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-light), var(--primary-dark));
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.875rem;
  flex-shrink: 0;
}
.testimonial-card__author strong {
  display: block;
  font-size: 0.9375rem;
  color: var(--text-primary);
}
.testimonial-card__author span {
  display: block;
  font-size: 0.8125rem;
  color: var(--text-muted);
}

/* =============================================
   CTA SECTION
   ============================================= */
.cta-section {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  padding: 5rem 0;
}
.cta-section__content {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}
.cta-section__title {
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  font-weight: 800;
  color: #fff;
  margin-bottom: 1rem;
}
.cta-section__subtitle {
  font-size: 1.0625rem;
  color: rgba(255,255,255,0.8);
  margin-bottom: 2.5rem;
}
.cta-form__row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
  align-items: flex-end;
}
.cta-form__row .input { flex: 1 1 180px; }
.cta-form__row .btn { flex-shrink: 0; }
.cta-section__note {
  margin-top: 1.25rem;
  color: rgba(255,255,255,0.7);
  font-size: 0.875rem;
}
.link--gold { color: var(--gold); font-weight: 600; }
.link--gold:hover { text-decoration: underline; }

/* =============================================
   FOOTER
   ============================================= */
.footer {
  background: var(--footer-bg);
  padding: 4rem 0 0;
  color: rgba(255,255,255,0.75);
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: 3rem;
  margin-bottom: 3rem;
}
.footer__tagline {
  font-size: 0.9rem;
  margin-top: 0.75rem;
  margin-bottom: 1.5rem;
  line-height: 1.6;
}
.footer__social {
  display: flex;
  gap: 0.75rem;
}
.social-link {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.125rem;
  transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  color: #fff;
}
.social-link:hover {
  background: var(--gold);
  transform: translateY(-4px) scale(1.12);
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.4), inset 0 2px 4px rgba(255, 255, 255, 0.5), inset 0 -2px 4px rgba(0, 0, 0, 0.2);
  color: var(--primary-dark);
}
.footer__heading {
  color: #fff;
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
}
.footer__links li { margin-bottom: 0.625rem; }
.footer__links a,
.footer__contact a {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.65);
  transition: color var(--transition);
}
.footer__links a:hover,
.footer__contact a:hover { color: var(--gold); }
.footer__contact li {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 0.9rem;
  margin-bottom: 0.625rem;
}
.footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 1.5rem 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.875rem;
}
.footer__legal {
  display: flex;
  gap: 1.5rem;
}
.footer__legal a {
  color: rgba(255,255,255,0.5);
  transition: color var(--transition);
}
.footer__legal a:hover { color: var(--gold); }

/* =============================================
   WHATSAPP FLOAT
   ============================================= */
.whatsapp-float {
  position: fixed;
  bottom: 2rem;
  left: 2rem;
  z-index: 900;
  width: 56px;
  height: 56px;
  background: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37,211,102,0.4);
  transition: transform var(--transition), box-shadow var(--transition);
  animation: pulse-wa 2.5s infinite;
}
.whatsapp-float svg {
  width: 28px;
  height: 28px;
  fill: #fff;
}
.whatsapp-float:hover {
  transform: scale(1.1) translateY(-2px);
  box-shadow: 0 8px 30px rgba(37,211,102,0.5);
  animation: none;
}
@keyframes pulse-wa {
  0%,100%{box-shadow:0 4px 20px rgba(37,211,102,0.4)}
  50%{box-shadow:0 4px 30px rgba(37,211,102,0.65), 0 0 0 8px rgba(37,211,102,0.15)}
}

/* =============================================
   HERO INTERNO (Páginas internas)
   ============================================= */
.page-hero {
  padding: calc(var(--header-h) + 4rem) 0 4rem;
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('https://images.unsplash.com/photo-1541339907198-e08756dedf3f?w=1920&q=70') center/cover;
  opacity: 0.15;
}
.page-hero__content {
  position: relative;
  z-index: 2;
  text-align: center;
}
.breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: rgba(255,255,255,0.65);
  margin-bottom: 1.5rem;
}
.breadcrumb a { color: var(--gold); }
.breadcrumb a:hover { text-decoration: underline; }
.page-hero__title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}
.page-hero__subtitle {
  font-size: 1.0625rem;
  color: rgba(255,255,255,0.8);
  max-width: 600px;
  margin: 0 auto;
}

/* =============================================
   CONTACT FORM (Contacto page)
   ============================================= */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 2rem;
  align-items: start;
}
.contact-info {
  background: linear-gradient(160deg, var(--primary), var(--primary-dark));
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  color: #fff;
  height: 100%;
}
.contact-info__title {
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 2rem;
}
.contact-info__items {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-bottom: 2.5rem;
}
.contact-info__item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}
.contact-info__item-icon {
  font-size: 1.25rem;
  flex-shrink: 0;
}
.contact-info__item-content strong {
  display: block;
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.2rem;
}
.contact-info__item-content span,
.contact-info__item-content a {
  font-size: 0.9375rem;
  color: rgba(255,255,255,0.85);
}
.contact-info__item-content a:hover { color: var(--gold); }

.contact-form-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-lg);
}
.contact-form-card__title {
  font-size: 1.375rem;
  font-weight: 800;
  color: var(--primary-dark);
  margin-bottom: 0.5rem;
}
.contact-form-card__subtitle {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
}
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.form-grid .form-group:last-child,
.form-grid .form-group--full {
  grid-column: 1/-1;
}
.form-group { display: flex; flex-direction: column; gap: 0.4rem; }
.form-group label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
}
.form-input {
  padding: 0.75rem 1rem;
  border: 2px solid var(--surface-container);
  border-radius: var(--radius-sm);
  font-family: var(--font);
  font-size: 0.9375rem;
  color: var(--text-primary);
  background: var(--surface);
  outline: none;
  transition: border-color var(--transition);
}
.form-input:focus { border-color: var(--primary); }
.form-input.select-input { appearance: none; }
textarea.form-input { resize: vertical; min-height: 120px; }
.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
  cursor: pointer;
}
.form-checkbox input[type="checkbox"] {
  margin-top: 2px;
  accent-color: var(--primary);
}
.contact-form-card .btn { margin-top: 1rem; }

/* =============================================
   DIFERENCIADORES (sección oscura genérica)
   ============================================= */
.differentiators {
  background: var(--footer-bg);
  padding: 4rem 0;
}
.differentiators__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 2rem;
  text-align: center;
}
.diff-item__icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}
.diff-item__title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--gold);
  margin-bottom: 0.5rem;
}
.diff-item__desc {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.65);
}

/* =============================================
   FAQ
   ============================================= */
.faq-list {
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.faq-item {
  border-radius: var(--radius-md);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}
.faq-item__question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  text-align: left;
  padding: 1.25rem 1.5rem;
  background: none;
  border: none;
  font-family: var(--font);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-primary);
  cursor: pointer;
  gap: 1rem;
  transition: color var(--transition);
}
.faq-item__question:hover { color: var(--primary); }
.faq-item__icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--surface-low);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  transition: transform var(--transition), background var(--transition);
}
.faq-item.open .faq-item__icon {
  transform: rotate(45deg);
  background: var(--primary);
  color: #fff;
}
.faq-item__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s;
  padding: 0 1.5rem;
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.7;
}
.faq-item.open .faq-item__answer {
  max-height: 300px;
  padding: 0 1.5rem 1.25rem;
}

/* =============================================
   TEAM CARDS
   ============================================= */
.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1.5rem;
}
.team-card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: 2rem 1.5rem;
  box-shadow: var(--shadow-sm);
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition);
}
.team-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.team-card__avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  margin: 0 auto 1rem;
  background: linear-gradient(135deg, var(--primary-light), var(--primary-dark));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 800;
  color: #fff;
  border: 3px solid var(--gold);
}
.team-card__name { font-size: 1rem; font-weight: 700; color: var(--primary-dark); margin-bottom: 0.25rem; }
.team-card__role { font-size: 0.875rem; color: var(--secondary); font-weight: 600; margin-bottom: 0.5rem; }
.team-card__desc { font-size: 0.875rem; color: var(--text-muted); }

/* =============================================
   PROGRAMS COMPARISON TABLE
   ============================================= */
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}
.comparison-table th {
  padding: 1.25rem 1rem;
  background: var(--primary);
  color: #fff;
  font-size: 0.9375rem;
  font-weight: 700;
  text-align: center;
}
.comparison-table th:first-child { text-align: left; }
.comparison-table td {
  padding: 0.875rem 1rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
  text-align: center;
  border-bottom: 1px solid var(--surface-container);
}
.comparison-table td:first-child { text-align: left; font-weight: 500; color: var(--text-primary); }
.comparison-table tr:nth-child(even) td { background: var(--surface-low); }
.comparison-table .check-icon { color: var(--primary); font-weight: 700; }
.comparison-table .x-icon { color: var(--surface-container); }

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 992px) {
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .contact-layout { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .nav__list { 
    display: none;
    position: absolute;
    top: var(--header-h);
    left: 0; right: 0;
    background: rgba(255,255,255,0.97);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 1rem 1.5rem 2rem;
    gap: 0;
    box-shadow: 0 8px 30px rgba(0,0,0,0.1);
  }
  .nav__list.open { display: flex; }
  .nav__link { padding: 0.875rem 0; border-bottom: 1px solid var(--surface-container); border-radius: 0; }
  .nav__cta { display: none; }
  .nav__toggle { display: flex; }

  .steps-grid { flex-direction: column; }
  .steps-arrow { transform: rotate(90deg); }
  .programs-grid { grid-template-columns: 1fr; }
  .program-card--featured { transform: none; }
  .footer__grid { grid-template-columns: 1fr; gap: 2rem; }
  .footer__bottom { flex-direction: column; text-align: center; }
  .stats-bar__grid { gap: 0; }
  .stat-item { padding: 1rem 1.5rem; }
  .stat-item__divider { display: none; }
  .form-grid { grid-template-columns: 1fr; }
  .cta-form__row { flex-direction: column; gap: 0.5rem; }
  .cta-form__row .input { padding: 0.6rem 0.8rem; font-size: 0.875rem; }
  .cta-form__row .btn { width: 100%; padding: 0.75rem 1rem; font-size: 0.9rem; }
}

@media (max-width: 480px) {
  .destinations-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .hero__actions { flex-direction: column; }
  .hero__actions .btn { width: 100%; text-align: center; }
}