/* ==========================================================================
   ESCUELA DE TERAPIAS INTERNACIONAL - SISTEMA DE DISEÑO INSTITUCIONAL
   Paleta: Midnight Navy (#081220, #0d1e38), Royal Gold (#d4af37, #f3e7c4, #aa7c11),
   Acentos Ligeros Cyan / Bioluminiscente (#2dd4bf, #38bdf8), Marfil Suave (#f8f9fa).
   Tipografías: Cinzel / Cormorant Garamond / Playfair Display + Inter / Plus Jakarta Sans.
   ========================================================================== */

:root {
  --bg-deep: #060c17;
  --bg-navy-900: #0a1526;
  --bg-navy-800: #0f1f38;
  --bg-navy-700: #162a4d;
  --bg-card: rgba(15, 31, 56, 0.75);
  --bg-card-hover: rgba(22, 42, 77, 0.9);
  --bg-glass: rgba(10, 21, 38, 0.7);

  --gold-100: #fdf6e2;
  --gold-200: #f7e6b5;
  --gold-300: #eccf7c;
  --gold-400: #d4af37;
  --gold-500: #b88e28;
  --gold-600: #8c6716;
  --gold-grad: linear-gradient(135deg, #fef4dc 0%, #e2b755 35%, #c59331 65%, #f2d58a 85%, #9a6f1a 100%);
  --gold-text-grad: linear-gradient(180deg, #ffffff 0%, #ffe8b3 30%, #dfb252 70%, #9e731d 100%);
  --cyan-accent: #2dd4bf;
  --blue-glow: #38bdf8;

  --text-main: #f1f5f9;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  --border-gold: rgba(212, 175, 55, 0.3);
  --border-subtle: rgba(255, 255, 255, 0.08);

  --font-serif: 'Cinzel', 'Playfair Display', Georgia, serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  --shadow-gold: 0 10px 30px rgba(212, 175, 55, 0.15);
  --shadow-card: 0 20px 40px rgba(0, 0, 0, 0.4);
  --glow-gold: 0 0 25px rgba(226, 183, 85, 0.25);
  
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  --transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  --container-w: 1280px;
}

/* Reset & Box Sizing */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--bg-deep);
  color: var(--text-main);
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font-sans);
  line-height: 1.65;
  background-color: var(--bg-deep);
  color: var(--text-main);
  overflow-x: hidden;
  background-image: 
    radial-gradient(circle at 50% 0%, rgba(21, 46, 85, 0.35) 0%, transparent 60%),
    radial-gradient(circle at 90% 40%, rgba(212, 175, 55, 0.04) 0%, transparent 40%),
    radial-gradient(circle at 10% 80%, rgba(45, 212, 191, 0.03) 0%, transparent 40%);
  background-attachment: fixed;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}

ul {
  list-style: none;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
}

/* Typography Helpers */
h1, h2, h3, h4, .font-serif {
  font-family: var(--font-serif);
  font-weight: 600;
  letter-spacing: 0.03em;
  color: #ffffff;
}

.gold-text {
  background: var(--gold-grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.gold-title-glow {
  background: var(--gold-text-grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 4px 18px rgba(226, 183, 85, 0.25));
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold-400);
  background: rgba(212, 175, 55, 0.08);
  border: 1px solid var(--border-gold);
  padding: 0.35rem 1rem;
  border-radius: var(--radius-full);
  margin-bottom: 1.25rem;
}

.section-label::before {
  content: "✦";
  font-size: 0.75rem;
  color: var(--gold-300);
}

.section-heading {
  font-size: clamp(2rem, 3.5vw, 2.85rem);
  line-height: 1.2;
  margin-bottom: 1rem;
}

.section-subheading {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 720px;
  margin: 0 auto;
  font-weight: 300;
}

.container {
  width: 100%;
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ==========================================================================
   HEADER & NAVIGATION
   ========================================================================== */

/* Top Authority Ribbon */
.top-ribbon {
  background: linear-gradient(90deg, #091526, #122847, #091526);
  border-bottom: 1px solid var(--border-gold);
  font-size: 0.78rem;
  color: var(--gold-200);
  padding: 0.45rem 1rem;
  text-align: center;
  position: relative;
  z-index: 1001;
}

.top-ribbon-content {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1.2rem;
}

.top-ribbon-tag {
  background: var(--gold-grad);
  color: #0b1524;
  font-size: 0.68rem;
  font-weight: 800;
  padding: 0.15rem 0.6rem;
  border-radius: var(--radius-full);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.main-header {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  background: rgba(8, 18, 32, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(212, 175, 55, 0.2);
  z-index: 1000;
  transition: var(--transition);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 86px;
  gap: 1.5rem;
}

/* Logo */
.brand-link {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  text-decoration: none;
}

.brand-symbol {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  filter: drop-shadow(0 2px 8px rgba(226, 183, 85, 0.35));
}

.brand-text-block {
  display: flex;
  flex-direction: column;
}

.brand-sup {
  font-family: var(--font-serif);
  font-size: 0.82rem;
  letter-spacing: 0.18em;
  color: #e2e8f0;
  font-weight: 500;
  line-height: 1.1;
}

.brand-main {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  background: var(--gold-grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1.1;
  margin-top: 2px;
}

.brand-sub {
  font-size: 0.65rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold-300);
  opacity: 0.9;
}

/* Nav Menu */
.main-nav {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.nav-link {
  font-family: var(--font-serif);
  font-size: 0.88rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #cbd5e1;
  font-weight: 500;
  padding: 0.5rem 0.2rem;
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.nav-link:hover,
.nav-link.active {
  color: #ffffff;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--gold-grad);
  transition: var(--transition);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

/* Dropdown Menu */
.has-dropdown {
  position: relative;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 290px;
  background: rgba(10, 21, 38, 0.96);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-md);
  padding: 0.75rem 0;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5), var(--glow-gold);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: var(--transition);
  z-index: 1010;
}

.has-dropdown:hover .dropdown-menu,
.has-dropdown:focus-within .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.75rem 1.25rem;
  color: #e2e8f0;
  transition: var(--transition);
}

.dropdown-item:hover {
  background: rgba(212, 175, 55, 0.12);
  color: #ffffff;
  padding-left: 1.5rem;
}

.dropdown-icon {
  width: 22px;
  height: 22px;
  color: var(--gold-400);
  flex-shrink: 0;
  margin-top: 2px;
}

.dropdown-item-title {
  font-family: var(--font-serif);
  font-size: 0.88rem;
  font-weight: 600;
  color: #ffffff;
  display: block;
}

.dropdown-item-desc {
  font-size: 0.72rem;
  color: var(--text-muted);
  display: block;
  margin-top: 2px;
}

/* Header CTAs */
.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* Gold Glowing Button */
.btn-gold-glow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-serif);
  font-size: 0.84rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #ffffff;
  padding: 0.7rem 1.4rem;
  border-radius: var(--radius-sm);
  background: rgba(15, 31, 56, 0.6);
  border: 1px solid var(--gold-400);
  box-shadow: inset 0 0 12px rgba(212, 175, 55, 0.2), 0 0 15px rgba(212, 175, 55, 0.25);
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.btn-gold-glow::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: 0.6s ease;
}

.btn-gold-glow:hover {
  background: var(--gold-grad);
  color: #07111f;
  border-color: #f7e6b5;
  box-shadow: 0 0 25px rgba(226, 183, 85, 0.6);
  transform: translateY(-2px);
}

.btn-gold-glow:hover::before {
  left: 100%;
}

.btn-gold-solid {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  font-family: var(--font-serif);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #07111f;
  background: var(--gold-grad);
  border: 1px solid #ffe9a8;
  padding: 0.9rem 2rem;
  border-radius: var(--radius-sm);
  box-shadow: 0 4px 20px rgba(212, 175, 55, 0.35);
  cursor: pointer;
  transition: var(--transition);
}

.btn-gold-solid:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 30px rgba(212, 175, 55, 0.55);
  filter: brightness(1.08);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  font-family: var(--font-serif);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #e2e8f0;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 0.9rem 1.8rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
}

.btn-outline:hover {
  border-color: var(--gold-400);
  color: #ffffff;
  background: rgba(212, 175, 55, 0.08);
  transform: translateY(-2px);
}

/* Mobile Toggle */
.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--gold-300);
  font-size: 1.8rem;
  cursor: pointer;
  padding: 0.5rem;
}

/* ==========================================================================
   HERO SECTION (Inicio Institucional)
   ========================================================================== */

.hero-section {
  position: relative;
  min-height: 88vh;
  display: flex;
  align-items: center;
  padding: 5rem 0 4rem;
  overflow: hidden;
}

.hero-bg-overlay {
  position: absolute;
  inset: 0;
  background-image: 
    radial-gradient(ellipse at 50% 30%, rgba(26, 54, 96, 0.45) 0%, rgba(6, 12, 23, 0.95) 75%),
    url('../images/hero-concept.jpg');
  background-size: cover;
  background-position: center top;
  opacity: 0.22;
  filter: blur(2px);
  pointer-events: none;
}

.hero-stars {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(1px 1px at 20px 30px, #ffffff, rgba(0,0,0,0)),
                    radial-gradient(1.5px 1.5px at 150px 180px, rgba(255,230,150,0.8), rgba(0,0,0,0)),
                    radial-gradient(1px 1px at 280px 70px, #ffffff, rgba(0,0,0,0)),
                    radial-gradient(2px 2px at 450px 220px, rgba(45,212,191,0.6), rgba(0,0,0,0));
  background-repeat: repeat;
  background-size: 550px 550px;
  opacity: 0.4;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 980px;
  margin: 0 auto;
}

.hero-seal-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  background: rgba(15, 31, 56, 0.7);
  border: 1px solid var(--border-gold);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3), inset 0 0 10px rgba(212, 175, 55, 0.15);
  padding: 0.5rem 1.3rem;
  border-radius: var(--radius-full);
  margin-bottom: 2rem;
  animation: floatSubtle 4s ease-in-out infinite;
}

.hero-seal-badge img {
  width: 26px;
  height: 26px;
}

.hero-seal-badge span {
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--gold-200);
  text-transform: uppercase;
}

.hero-title {
  font-size: clamp(2.4rem, 5vw, 4.2rem);
  font-weight: 700;
  letter-spacing: 0.04em;
  line-height: 1.15;
  margin-bottom: 1.5rem;
  text-transform: uppercase;
}

.hero-desc {
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
  color: #cbd5e1;
  line-height: 1.7;
  max-width: 820px;
  margin: 0 auto 2.5rem;
  font-weight: 300;
}

.hero-ctas {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1.25rem;
  margin-bottom: 3.5rem;
}

/* Authority Stats Bar */
.authority-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  background: rgba(15, 31, 56, 0.65);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(212, 175, 55, 0.25);
  border-radius: var(--radius-md);
  padding: 1.5rem 2rem;
  box-shadow: var(--shadow-card);
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  position: relative;
}

.stat-item:not(:last-child)::after {
  content: '';
  position: absolute;
  right: -0.75rem;
  top: 15%;
  height: 70%;
  width: 1px;
  background: rgba(212, 175, 55, 0.2);
}

.stat-num {
  font-family: var(--font-serif);
  font-size: 2.2rem;
  font-weight: 700;
  color: #ffffff;
  line-height: 1;
  background: var(--gold-grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 0.35rem;
}

.stat-label {
  font-size: 0.82rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
}

/* ==========================================================================
   PROGRAMS SECTION (Nuestros Programas)
   ========================================================================== */

.section-programs {
  padding: 7rem 0;
  position: relative;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.programs-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.5rem;
}

.program-card {
  background: linear-gradient(180deg, rgba(17, 36, 64, 0.75) 0%, rgba(9, 20, 36, 0.9) 100%);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.45);
  display: flex;
  flex-direction: column;
  transition: var(--transition);
  position: relative;
}

.program-card:hover {
  transform: translateY(-8px);
  border-color: rgba(226, 183, 85, 0.6);
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.6), 0 0 30px rgba(212, 175, 55, 0.2);
}

.program-card-badge {
  position: absolute;
  top: 1.25rem;
  left: 1.25rem;
  z-index: 5;
  background: rgba(8, 17, 32, 0.85);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border-gold);
  color: var(--gold-200);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.35rem 0.9rem;
  border-radius: var(--radius-full);
}

.program-media {
  position: relative;
  height: 340px;
  overflow: hidden;
  background: #091526;
}

.program-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.program-card:hover .program-img {
  transform: scale(1.05);
}

.program-media-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(9, 20, 36, 0.95) 100%);
}

.program-body {
  padding: 2.25rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.program-title {
  font-size: 1.85rem;
  margin-bottom: 0.75rem;
  line-height: 1.25;
}

.program-tagline {
  font-size: 0.98rem;
  color: var(--gold-200);
  margin-bottom: 1.25rem;
  line-height: 1.5;
  font-weight: 400;
}

.program-highlights {
  margin-bottom: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  flex-grow: 1;
}

.program-highlight-item {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  font-size: 0.88rem;
  color: #cbd5e1;
}

.program-highlight-item svg {
  color: var(--cyan-accent);
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  margin-top: 3px;
}

.program-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-subtle);
}

.program-meta {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.program-meta strong {
  display: block;
  color: #ffffff;
  font-size: 0.9rem;
}

/* ==========================================================================
   GLOBAL DIRECTORY SECTION (Directorio Global de Centros)
   ========================================================================== */

.section-directory {
  padding: 7rem 0;
  background: linear-gradient(180deg, rgba(6, 12, 23, 0.95) 0%, rgba(10, 22, 40, 0.8) 50%, rgba(6, 12, 23, 0.95) 100%);
  position: relative;
  border-top: 1px solid var(--border-gold);
  border-bottom: 1px solid var(--border-gold);
}

.directory-hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3.5rem;
  align-items: center;
  margin-bottom: 4rem;
}

.directory-map-container {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-gold);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6), var(--glow-gold);
}

.directory-map-img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.6s ease;
}

.directory-map-container:hover .directory-map-img {
  transform: scale(1.02);
}

.directory-info-pane h3 {
  font-size: 2.2rem;
  line-height: 1.25;
  margin-bottom: 1.25rem;
}

.directory-info-pane p {
  color: #cbd5e1;
  font-size: 1.05rem;
  line-height: 1.7;
  margin-bottom: 2rem;
}

/* Interactive Search Bar */
.directory-search-wrapper {
  background: rgba(15, 31, 56, 0.85);
  backdrop-filter: blur(12px);
  border: 1px solid var(--gold-400);
  border-radius: var(--radius-md);
  padding: 0.5rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5), inset 0 0 15px rgba(212, 175, 55, 0.15);
  margin-bottom: 2.5rem;
}

.search-form-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.search-input-box {
  flex: 1 1 280px;
  position: relative;
  display: flex;
  align-items: center;
}

.search-icon {
  position: absolute;
  left: 1rem;
  color: var(--gold-400);
  width: 20px;
  height: 20px;
  pointer-events: none;
}

.search-input {
  width: 100%;
  background: rgba(8, 17, 32, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #ffffff;
  padding: 0.85rem 1rem 0.85rem 2.75rem;
  border-radius: var(--radius-sm);
  outline: none;
  transition: var(--transition);
}

.search-input:focus {
  border-color: var(--gold-400);
  box-shadow: 0 0 10px rgba(212, 175, 55, 0.3);
}

.search-select {
  background: rgba(8, 17, 32, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #e2e8f0;
  padding: 0.85rem 1.25rem;
  border-radius: var(--radius-sm);
  outline: none;
  cursor: pointer;
  transition: var(--transition);
}

.search-select:focus {
  border-color: var(--gold-400);
}

/* Directory Cards Grid */
.directory-results-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
  margin-bottom: 4rem;
}

.center-card {
  background: rgba(15, 31, 56, 0.7);
  border: 1px solid rgba(212, 175, 55, 0.25);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
}

.center-card:hover {
  transform: translateY(-5px);
  border-color: var(--gold-400);
  background: rgba(20, 40, 72, 0.85);
  box-shadow: var(--shadow-card), var(--glow-gold);
}

.center-card.featured {
  border-color: var(--gold-400);
  background: linear-gradient(180deg, rgba(26, 52, 92, 0.8) 0%, rgba(13, 27, 48, 0.9) 100%);
  position: relative;
}

.center-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1rem;
}

.center-type {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--gold-300);
  font-weight: 700;
}

.center-id-badge {
  font-size: 0.68rem;
  font-family: monospace;
  color: #94a3b8;
  background: rgba(0, 0, 0, 0.3);
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-sm);
}

.center-name {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
  line-height: 1.3;
}

.center-loc {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  color: var(--cyan-accent);
  margin-bottom: 0.85rem;
}

.center-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

.center-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 1.25rem;
}

.center-tag {
  font-size: 0.7rem;
  background: rgba(255, 255, 255, 0.06);
  color: #e2e8f0;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-full);
}

.center-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  border-top: 1px solid var(--border-subtle);
  font-size: 0.82rem;
}

.center-seal-tag {
  color: var(--gold-300);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

/* Institutional Accreditation Callout Banner */
.accreditation-banner {
  background: radial-gradient(circle at 10% 20%, rgba(26, 52, 92, 0.85) 0%, rgba(10, 22, 40, 0.95) 100%);
  border: 1px solid var(--gold-400);
  border-radius: var(--radius-lg);
  padding: 3rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2.5rem;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5), inset 0 0 25px rgba(212, 175, 55, 0.15);
}

.accreditation-content {
  max-width: 680px;
}

.accreditation-content h3 {
  font-size: 1.85rem;
  margin-bottom: 0.75rem;
}

.accreditation-content p {
  color: #cbd5e1;
  font-size: 1.02rem;
  line-height: 1.6;
}

/* ==========================================================================
   CERTIFICATION SECTION (Tu Sello de Autoridad Clínica)
   ========================================================================== */

.section-certification {
  padding: 7rem 0;
  position: relative;
}

.cert-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 4rem;
  align-items: center;
}

.cert-seal-container {
  text-align: center;
  position: relative;
}

.cert-seal-img {
  max-width: 440px;
  margin: 0 auto;
  filter: drop-shadow(0 15px 35px rgba(212, 175, 55, 0.3));
  transition: transform 0.5s ease;
}

.cert-seal-container:hover .cert-seal-img {
  transform: scale(1.03) rotate(1deg);
}

.cert-details h2 {
  font-size: clamp(2.2rem, 3.8vw, 3rem);
  line-height: 1.2;
  margin-bottom: 1.5rem;
}

.cert-intro {
  font-size: 1.15rem;
  color: #e2e8f0;
  line-height: 1.7;
  margin-bottom: 2rem;
}

.cert-benefits-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-bottom: 2.5rem;
}

.cert-benefit-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  background: rgba(15, 31, 56, 0.6);
  border: 1px solid rgba(212, 175, 55, 0.2);
  border-radius: var(--radius-md);
  padding: 1.1rem 1.4rem;
  transition: var(--transition);
}

.cert-benefit-item:hover {
  border-color: var(--gold-400);
  background: rgba(22, 44, 78, 0.7);
  transform: translateX(6px);
}

.cert-benefit-star {
  color: var(--gold-400);
  font-size: 1.4rem;
  line-height: 1;
}

.cert-benefit-text strong {
  display: block;
  font-size: 1rem;
  color: #ffffff;
  margin-bottom: 0.2rem;
}

.cert-benefit-text span {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Public Registry Credential Lookup Box */
.public-registry-box {
  background: rgba(10, 21, 38, 0.9);
  border: 1px dashed var(--gold-400);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  margin-top: 2rem;
}

.registry-box-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--gold-200);
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.registry-form {
  display: flex;
  gap: 0.5rem;
}

.registry-input {
  flex-grow: 1;
  background: rgba(6, 12, 23, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.15);
  padding: 0.7rem 1rem;
  color: #ffffff;
  border-radius: var(--radius-sm);
  outline: none;
  font-size: 0.88rem;
}

.registry-result-display {
  margin-top: 1rem;
  padding: 1rem;
  border-radius: var(--radius-sm);
  background: rgba(45, 212, 191, 0.08);
  border: 1px solid rgba(45, 212, 191, 0.3);
  display: none;
  font-size: 0.85rem;
}

/* ==========================================================================
   RESEARCH & EDITORIAL SECTION (De Reflejarte)
   ========================================================================== */

.section-research {
  padding: 7rem 0;
  background: linear-gradient(180deg, rgba(6, 12, 23, 0.95) 0%, rgba(13, 27, 48, 0.8) 100%);
  position: relative;
  border-top: 1px solid var(--border-gold);
}

.research-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 4rem;
  align-items: center;
}

.research-content h2 {
  font-size: clamp(2.2rem, 3.8vw, 3rem);
  line-height: 1.2;
  margin-bottom: 1.25rem;
}

.research-content p {
  color: #cbd5e1;
  font-size: 1.05rem;
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.books-showcase {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.book-card {
  background: rgba(15, 31, 56, 0.7);
  border: 1px solid rgba(212, 175, 55, 0.25);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
}

.book-card:hover {
  transform: translateY(-6px);
  border-color: var(--gold-400);
  box-shadow: var(--shadow-gold);
}

.book-badge {
  font-size: 0.68rem;
  text-transform: uppercase;
  color: var(--gold-300);
  font-weight: 700;
  letter-spacing: 0.1em;
  margin-bottom: 0.5rem;
}

.book-title {
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
  color: #ffffff;
}

.book-desc {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 1rem;
  flex-grow: 1;
}

.book-author {
  font-size: 0.75rem;
  color: var(--gold-200);
}

/* ==========================================================================
   PHYSICAL CAMPUS SECTION (Escuela Flor de Chañar)
   ========================================================================== */

.section-campus {
  padding: 7rem 0;
  position: relative;
}

.campus-box {
  background: linear-gradient(135deg, rgba(19, 41, 74, 0.9) 0%, rgba(9, 20, 36, 0.95) 100%);
  border: 1px solid var(--gold-400);
  border-radius: var(--radius-lg);
  padding: 4rem;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.6), var(--glow-gold);
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3.5rem;
  align-items: center;
}

.campus-content h2 {
  font-size: clamp(2rem, 3.5vw, 2.85rem);
  line-height: 1.2;
  margin-bottom: 1rem;
}

.campus-badge {
  display: inline-block;
  background: rgba(45, 212, 191, 0.12);
  border: 1px solid var(--cyan-accent);
  color: var(--cyan-accent);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.35rem 0.9rem;
  border-radius: var(--radius-full);
  margin-bottom: 1.25rem;
}

.campus-desc {
  font-size: 1.05rem;
  color: #cbd5e1;
  line-height: 1.7;
  margin-bottom: 2rem;
}

.campus-features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.campus-feature-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.88rem;
  color: #e2e8f0;
}

.campus-feature-item svg {
  color: var(--gold-400);
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.campus-actions {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.campus-visual {
  background: rgba(6, 12, 23, 0.6);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-md);
  padding: 2rem;
  text-align: center;
}

.campus-locations-grid {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  text-align: left;
}

.location-item {
  background: rgba(15, 31, 56, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-sm);
  padding: 1.25rem;
}

.location-item h4 {
  font-size: 1.1rem;
  color: var(--gold-200);
  margin-bottom: 0.35rem;
}

.location-item p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ==========================================================================
   ECOSYSTEM ARCHITECTURE (B2B & B2C)
   ========================================================================== */

.section-ecosystem {
  padding: 6rem 0;
  background: rgba(6, 12, 23, 0.98);
  border-top: 1px solid var(--border-subtle);
}

.ecosystem-diagram-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.5rem;
  margin-top: 3.5rem;
}

.ecosystem-branch {
  background: rgba(15, 31, 56, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
}

.ecosystem-branch.b2c {
  border-color: var(--border-gold);
  background: linear-gradient(180deg, rgba(20, 42, 74, 0.6) 0%, rgba(10, 21, 38, 0.8) 100%);
}

.ecosystem-branch-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.ecosystem-branch-title {
  font-size: 1.35rem;
  color: #ffffff;
}

.ecosystem-branch-badge {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
}

.b2c .ecosystem-branch-badge {
  background: rgba(212, 175, 55, 0.15);
  color: var(--gold-300);
  border: 1px solid var(--border-gold);
}

.b2b .ecosystem-branch-badge {
  background: rgba(56, 189, 248, 0.15);
  color: var(--blue-glow);
  border: 1px solid rgba(56, 189, 248, 0.3);
}

.ecosystem-list {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

.ecosystem-node {
  background: rgba(8, 17, 32, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-sm);
  padding: 1rem 1.25rem;
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.ecosystem-node strong {
  font-size: 0.95rem;
  color: #ffffff;
  display: block;
}

.ecosystem-node span {
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* ==========================================================================
   FOOTER
   ========================================================================== */

.main-footer {
  background: #040810;
  border-top: 1px solid var(--border-gold);
  padding: 5rem 0 2rem;
  color: #94a3b8;
  font-size: 0.88rem;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 3.5rem;
  margin-bottom: 4rem;
}

.footer-brand p {
  margin-top: 1.25rem;
  line-height: 1.6;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.footer-col-title {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: #ffffff;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  position: relative;
  padding-bottom: 0.5rem;
}

.footer-col-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 25px;
  height: 2px;
  background: var(--gold-grad);
}

.footer-nav-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-nav-list a {
  color: var(--text-muted);
  transition: var(--transition);
}

.footer-nav-list a:hover {
  color: var(--gold-300);
  transform: translateX(4px);
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 0.85rem;
}

.footer-contact-item svg {
  color: var(--gold-400);
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  margin-top: 3px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem;
  font-size: 0.78rem;
}

/* WhatsApp Floating Button */
.wa-floating-btn {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 60px;
  height: 60px;
  background: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.45);
  z-index: 999;
  transition: var(--transition);
  color: #ffffff;
}

.wa-floating-btn:hover {
  transform: scale(1.12);
  box-shadow: 0 6px 30px rgba(37, 211, 102, 0.7);
}

.wa-floating-btn svg {
  width: 32px;
  height: 32px;
  fill: currentColor;
}

/* ==========================================================================
   MODAL WINDOW (Acreditación & Postulación)
   ========================================================================== */

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(4, 8, 16, 0.85);
  backdrop-filter: blur(10px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-card {
  background: linear-gradient(180deg, #0e1e36 0%, #081220 100%);
  border: 1px solid var(--gold-400);
  border-radius: var(--radius-lg);
  max-width: 620px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 25px 70px rgba(0, 0, 0, 0.8), var(--glow-gold);
  position: relative;
  padding: 2.5rem;
}

.modal-close-btn {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.6rem;
  cursor: pointer;
  transition: var(--transition);
}

.modal-close-btn:hover {
  color: #ffffff;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--gold-200);
  margin-bottom: 0.4rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.form-control {
  width: 100%;
  background: rgba(6, 12, 23, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #ffffff;
  padding: 0.8rem 1rem;
  border-radius: var(--radius-sm);
  outline: none;
  font-size: 0.9rem;
  transition: var(--transition);
}

.form-control:focus {
  border-color: var(--gold-400);
  box-shadow: 0 0 10px rgba(212, 175, 55, 0.3);
}

/* Animations */
@keyframes floatSubtle {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

/* Responsive Breakpoints */
@media (max-width: 1024px) {
  .authority-bar { grid-template-columns: repeat(2, 1fr); gap: 2rem; }
  .stat-item:nth-child(2)::after { display: none; }
  .directory-hero-grid,
  .cert-grid,
  .research-grid,
  .campus-box { grid-template-columns: 1fr; gap: 3rem; }
  .directory-results-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-top { grid-template-columns: repeat(2, 1fr); gap: 2.5rem; }
}

@media (max-width: 768px) {
  .main-nav,
  .header-actions .btn-gold-glow { display: none; }
  .mobile-toggle { display: block; }
  
  .programs-grid { grid-template-columns: 1fr; }
  .directory-results-grid { grid-template-columns: 1fr; }
  .ecosystem-diagram-grid { grid-template-columns: 1fr; }
  .authority-bar { grid-template-columns: 1fr; }
  .stat-item::after { display: none !important; }
  
  .accreditation-banner { flex-direction: column; text-align: center; }
  .footer-top { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
  
  /* Mobile Open Nav */
  .main-nav.mobile-active {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 86px;
    left: 0;
    right: 0;
    background: rgba(6, 12, 23, 0.98);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-gold);
    padding: 1.5rem;
    z-index: 999;
    align-items: flex-start;
  }
}