/* =============================================
   COLEGIO JOSÉ MANUEL BALMACEDA FERNÁNDEZ
   Paleta: Amarillo mostaza · Borgoña · Crema
   ============================================= */

:root {
  --mustard:      #c9921a;
  --mustard-dark: #a37515;
  --mustard-light:#e8b84b;
  --burgundy:     #7a1f2e;
  --burgundy-dark:#5c1522;
  --brown:        #3d2010;
  --cream:        #fdf8f0;
  --cream-dark:   #f5ede0;
  --white:        #ffffff;
  --gray:         #6b6560;
  --gray-light:   #e8e0d5;
  --text:         #2a1f10;
  --radius:       8px;
  --shadow:       0 4px 24px rgba(61,32,16,0.12);
  --transition:   0.35s cubic-bezier(0.4,0,0.2,1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: 'Lato', sans-serif;
  color: var(--text);
  background: var(--cream);
  overflow-x: hidden;
}

h1, h2, h3, h4 { font-family: 'Playfair Display', serif; line-height: 1.2; }
em { font-style: italic; color: var(--mustard-light); }
p  { line-height: 1.75; color: var(--gray); }
a  { text-decoration: none; color: inherit; }

/* --- Botones --- */
.btn {
  display: inline-block;
  padding: 0.85rem 2rem;
  border-radius: var(--radius);
  font-family: 'Lato', sans-serif;
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: all var(--transition);
  border: 2px solid transparent;
}
.btn-primary {
  background: var(--mustard);
  color: var(--white);
  border-color: var(--mustard);
}
.btn-primary:hover {
  background: var(--mustard-light);
  border-color: var(--mustard-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(201,146,26,0.4);
}
.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.55);
}
.btn-outline:hover {
  background: rgba(255,255,255,0.12);
  border-color: var(--white);
}
.btn-full { width: 100%; text-align: center; }

/* =============================================
   HEADER / NAV
   ============================================= */
#header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: transparent;
  transition: background var(--transition), box-shadow var(--transition);
}
#header.scrolled {
  background: var(--brown);
  box-shadow: 0 2px 20px rgba(0,0,0,0.35);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0.9rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo { display: flex; align-items: center; gap: 0.85rem; }

.logo-img {
  height: 54px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.4));
}

.logo-text { display: flex; flex-direction: column; }
.logo-main {
  font-family: 'Playfair Display', serif;
  font-weight: 700;
  font-size: 1rem;
  color: var(--white);
  line-height: 1.2;
}
.logo-sub {
  font-size: 0.65rem;
  color: rgba(255,255,255,0.55);
  letter-spacing: 0.04em;
}

.nav-links { list-style: none; display: flex; gap: 0.25rem; }
.nav-link {
  padding: 0.5rem 1rem;
  color: rgba(255,255,255,0.82);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: var(--radius);
  transition: all var(--transition);
  position: relative;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: 4px; left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 60%; height: 2px;
  background: var(--mustard-light);
  border-radius: 2px;
  transition: transform var(--transition);
}
.nav-link:hover, .nav-link.active { color: var(--white); }
.nav-link:hover::after, .nav-link.active::after { transform: translateX(-50%) scaleX(1); }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}
.hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition);
}

.mobile-menu { display: none; background: var(--brown); padding: 1rem 2rem 1.5rem; }
.mobile-menu.open { display: block; }
.mobile-menu ul { list-style: none; }
.mobile-menu li { border-bottom: 1px solid rgba(255,255,255,0.08); }
.mobile-link {
  display: block;
  padding: 0.9rem 0;
  color: rgba(255,255,255,0.85);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transition: color var(--transition);
}
.mobile-link:hover { color: var(--mustard-light); }

/* =============================================
   SECTIONS
   ============================================= */
.section { padding: 7rem 2rem 5rem; max-width: 1200px; margin: 0 auto; }
.section-full { max-width: 100%; padding: 0; }

/* =============================================
   HERO — foto de fachada real
   ============================================= */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8rem 2rem 5rem;
  overflow: hidden;
}

.hero-image-wrap {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(61,32,16,0.82) 0%,
    rgba(122,31,46,0.65) 50%,
    rgba(61,32,16,0.75) 100%
  );
}

.hero-content { position: relative; z-index: 1; max-width: 700px; }

.hero-eyebrow {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--mustard-light);
  margin-bottom: 1.2rem;
}

.hero-title {
  font-size: clamp(2.2rem, 5vw, 4rem);
  color: var(--white);
  margin-bottom: 1.5rem;
  font-weight: 900;
}

.hero-desc {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.78);
  max-width: 520px;
  margin-bottom: 2.5rem;
  line-height: 1.8;
}

.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; }

/* Badge circular */
.hero-badge {
  position: absolute;
  right: 6%; bottom: 8%;
  z-index: 1;
}
.badge-ring {
  width: 130px; height: 130px;
  position: relative;
  animation: spin 18s linear infinite;
}
.badge-svg { width: 100%; height: 100%; }
.badge-svg text {
  fill: rgba(255,255,255,0.5);
  font-size: 11px;
  font-family: 'Lato', sans-serif;
  font-weight: 700;
  letter-spacing: 2px;
}
.badge-center {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  animation: spin 18s linear infinite reverse;
}
.badge-center span {
  font-family: 'Playfair Display', serif;
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--mustard-light);
  text-align: center;
  line-height: 1.3;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* =============================================
   TARJETAS INICIO
   ============================================= */
.cards-row {
  background: var(--cream-dark);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
}
.card {
  background: var(--white);
  padding: 2.5rem 2rem;
  transition: background var(--transition), transform var(--transition);
  cursor: default;
}
.card:hover { background: var(--burgundy); }
.card:hover h3 { color: var(--white); }
.card:hover p { color: rgba(255,255,255,0.72); }
.card:hover .card-icon { transform: scale(1.15); }

.card-icon {
  font-size: 2.2rem;
  margin-bottom: 1rem;
  display: block;
  transition: transform var(--transition);
}
.card h3 {
  font-size: 1.2rem;
  margin-bottom: 0.75rem;
  color: var(--brown);
  transition: color var(--transition);
}
.card p { font-size: 0.95rem; transition: color var(--transition); }

/* =============================================
   FRANJA ARCOÍRIS
   ============================================= */
.rainbow-strip {
  position: relative;
  height: 420px;
  overflow: hidden;
}
.rainbow-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
}
.rainbow-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(61,32,16,0.7) 0%, transparent 60%);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding: 2.5rem;
}
.rainbow-quote {
  font-family: 'Playfair Display', serif;
  font-size: clamp(1.3rem, 3vw, 2rem);
  font-style: italic;
  color: var(--white);
  text-align: center;
  text-shadow: 0 2px 12px rgba(0,0,0,0.5);
  max-width: 700px;
  margin: 0;
}

/* =============================================
   SECCIÓN ESTUDIANTES GHIBLI
   ============================================= */
.ghibli-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 5rem 2rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.ghibli-text .section-eyebrow {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--mustard);
  margin-bottom: 0.75rem;
  display: block;
}
.ghibli-text .section-title {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  color: var(--brown);
  font-weight: 900;
  margin-bottom: 1.2rem;
}
.ghibli-text p { font-size: 1rem; }

.ghibli-img-wrap { display: flex; justify-content: center; }

.ghibli-card {
  background: var(--white);
  border-radius: 12px;
  box-shadow: var(--shadow);
  overflow: hidden;
  border: 3px solid var(--mustard-light);
  max-width: 420px;
  width: 100%;
}

#ghibliCanvas {
  display: block;
  width: 100%;
  height: auto;
}

.ghibli-caption {
  text-align: center;
  padding: 0.75rem 1rem;
  font-size: 0.78rem;
  color: var(--gray);
  background: var(--cream);
  border-top: 1px solid var(--gray-light);
  margin: 0;
}

/* =============================================
   SECTION HEADER
   ============================================= */
.section-header { text-align: center; margin-bottom: 4rem; }
.section-eyebrow {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--mustard);
  margin-bottom: 0.75rem;
  display: block;
}
.section-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  color: var(--brown);
  font-weight: 900;
}

/* =============================================
   NOSOTROS
   ============================================= */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  margin-bottom: 5rem;
}
.about-text h3 { font-size: 1.6rem; color: var(--brown); margin-bottom: 1.2rem; }
.about-text p { margin-bottom: 1rem; }
.about-text strong { color: var(--burgundy); }

.stats-row {
  display: flex;
  gap: 2rem;
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 2px solid var(--gray-light);
}
.stat { text-align: center; }
.stat-num {
  font-family: 'Playfair Display', serif;
  font-size: 2.2rem;
  font-weight: 900;
  color: var(--burgundy);
}
.stat-unit { font-size: 1.5rem; color: var(--mustard); font-weight: 700; }
.stat p { font-size: 0.8rem; margin-top: 0.2rem; letter-spacing: 0.05em; }

/* Foto aérea */
.about-photo { position: relative; }
.photo-frame {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 12px 40px rgba(61,32,16,0.2);
  border: 4px solid var(--mustard-light);
  position: relative;
}
.photo-frame img {
  width: 100%;
  height: 350px;
  object-fit: cover;
  display: block;
  transition: transform 0.6s ease;
}
.photo-frame:hover img { transform: scale(1.03); }
.photo-caption {
  background: var(--burgundy);
  color: rgba(255,255,255,0.85);
  font-size: 0.78rem;
  padding: 0.6rem 1rem;
  text-align: center;
  letter-spacing: 0.04em;
}

/* Pilares */
.pillars { margin-top: 1rem; }
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}
.pillar {
  padding: 2rem;
  border-left: 4px solid var(--mustard);
  background: var(--white);
  border-radius: 0 var(--radius) var(--radius) 0;
  transition: transform var(--transition), box-shadow var(--transition);
}
.pillar:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.pillar-number {
  font-family: 'Playfair Display', serif;
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--gray-light);
  line-height: 1;
  margin-bottom: 0.5rem;
}
.pillar h4 { font-size: 1.1rem; color: var(--burgundy); margin-bottom: 0.75rem; }
.pillar p { font-size: 0.92rem; }

/* =============================================
   CONTACTO
   ============================================= */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 4rem;
  align-items: start;
}
.contact-info h3 { font-size: 1.4rem; color: var(--brown); margin-bottom: 2rem; }
.contact-items { display: flex; flex-direction: column; gap: 1.5rem; }
.contact-item { display: flex; gap: 1rem; align-items: flex-start; }
.contact-icon {
  width: 42px; height: 42px;
  background: var(--burgundy);
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}
.contact-item strong {
  display: block;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--brown);
  margin-bottom: 0.2rem;
}
.contact-item p { font-size: 0.95rem; margin: 0; }

.contact-form {
  background: var(--white);
  border-radius: var(--radius);
  padding: 2.5rem;
  box-shadow: var(--shadow);
}
.contact-form h3 { font-size: 1.4rem; color: var(--brown); margin-bottom: 1.8rem; }

.form-group { margin-bottom: 1.25rem; }
.form-group label {
  display: block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--brown);
  margin-bottom: 0.4rem;
}
.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.8rem 1rem;
  border: 2px solid var(--gray-light);
  border-radius: var(--radius);
  font-family: 'Lato', sans-serif;
  font-size: 0.95rem;
  color: var(--text);
  background: var(--cream);
  transition: border-color var(--transition), box-shadow var(--transition);
  resize: none;
  outline: none;
}
.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--mustard);
  box-shadow: 0 0 0 3px rgba(201,146,26,0.15);
  background: var(--white);
}
.form-feedback {
  margin-top: 1rem;
  font-size: 0.9rem;
  text-align: center;
  min-height: 1.5rem;
}
.form-feedback.success { color: #16a34a; font-weight: 700; }
.form-feedback.error   { color: #dc2626; font-weight: 700; }

/* =============================================
   FOOTER
   ============================================= */
footer { background: var(--brown); padding: 2rem; }
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}
.footer-logo-wrap {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}
.footer-logo-img {
  height: 56px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.4));
}
.footer-name {
  display: block;
  font-family: 'Playfair Display', serif;
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--white);
  line-height: 1.3;
}
.footer-location {
  display: block;
  font-size: 0.7rem;
  color: rgba(255,255,255,0.5);
  letter-spacing: 0.06em;
  margin-top: 0.2rem;
}
.footer-copy {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.4);
  margin: 0;
  text-align: right;
  line-height: 1.6;
}

/* =============================================
   ANIMACIONES REVEAL
   ============================================= */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }

.cards-row .card:nth-child(1) { transition-delay: 0.1s; }
.cards-row .card:nth-child(2) { transition-delay: 0.25s; }
.cards-row .card:nth-child(3) { transition-delay: 0.4s; }

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 900px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }

  .cards-row { grid-template-columns: 1fr; gap: 0; }
  .about-grid    { grid-template-columns: 1fr; gap: 2.5rem; }
  .pillars-grid  { grid-template-columns: 1fr; }
  .contact-grid  { grid-template-columns: 1fr; gap: 2.5rem; }
  .ghibli-section { grid-template-columns: 1fr; gap: 2.5rem; }

  .hero { padding: 9rem 1.5rem 6rem; }
  .hero-badge { display: none; }
  .rainbow-strip { height: 280px; }
  .section { padding: 6rem 1.5rem 4rem; }
  .stats-row { gap: 1rem; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 2rem; }
  .hero-actions { flex-direction: column; }
  .btn { text-align: center; }
  .footer-inner { flex-direction: column; text-align: center; }
  .footer-copy { text-align: center; }
}