/* styles.css - Identidad Visual y Estilos de Model Academy Chile */
/* Tipografías: Cinzel (Titulares editoriales de lujo) y Montserrat (Lectura y controles) */

:root {
  --color-bg-primary: #0a0a0d;
  --color-bg-secondary: #121217;
  --color-bg-card: #16161d;
  --color-bg-card-hover: #1e1e28;
  --color-bg-input: #1b1b22;

  --color-gold-light: #f0dbb7;
  --color-gold: #e5c98c;
  --color-gold-rich: #d4af37;
  --color-gold-muted: #9d8d69;
  --color-gold-dark: #7d7054;
  --color-gold-glow: rgba(229, 201, 140, 0.18);

  --color-border: #29282f;
  --color-border-gold: #544933;
  --color-border-gold-bright: #9d8d69;

  --color-text-primary: #faf8f5;
  --color-text-secondary: #c2c0bd;
  --color-text-muted: #88868a;

  --color-success: #10b981;
  --color-success-bg: rgba(16, 185, 129, 0.12);
  --color-warning: #f59e0b;
  --color-warning-bg: rgba(245, 158, 11, 0.12);
  --color-danger: #ef4444;
  --color-danger-bg: rgba(239, 68, 68, 0.12);
  --color-whatsapp: #25d366;

  --font-serif: 'Cinzel', Georgia, 'Times New Roman', serif;
  --font-sans: 'Montserrat', system-ui, -apple-system, sans-serif;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 9999px;

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 6px 20px rgba(0, 0, 0, 0.55);
  --shadow-lg: 0 12px 36px rgba(0, 0, 0, 0.7);
  --shadow-gold: 0 0 24px rgba(229, 201, 140, 0.2);

  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg-primary);
  color: var(--color-text-primary);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

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

button, input, select, textarea {
  font-family: inherit;
  font-size: 1rem;
}

.container {
  width: 100%;
  max-width: 1220px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

/* ============================================================== */
/* TIPOGRAFÍA Y JERARQUÍAS                                        */
/* ============================================================== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  font-weight: 700;
  color: var(--color-text-primary);
  letter-spacing: 0.04em;
  line-height: 1.25;
}

.gold-serif {
  font-family: var(--font-serif);
  color: var(--color-gold);
  letter-spacing: 0.12em;
}

.section-header {
  margin-bottom: 3.5rem;
}

.section-header.text-center {
  text-align: center;
}

.section-eyebrow {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  color: var(--color-gold);
  text-transform: uppercase;
  margin-bottom: 0.6rem;
}

.section-title {
  font-size: 2.25rem;
  margin-bottom: 0.75rem;
}

.section-subtitle {
  color: var(--color-text-secondary);
  max-width: 650px;
  margin: 0 auto;
  font-size: 1.05rem;
}

.gold-divider {
  width: 60px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
  margin: 1.25rem auto 0;
}

/* ============================================================== */
/* BOTONES                                                        */
/* ============================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.4rem;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-normal);
  text-align: center;
}

.btn-sm {
  padding: 0.45rem 0.95rem;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 0.9rem 1.9rem;
  font-size: 1.05rem;
}

.btn-block {
  display: flex;
  width: 100%;
}

.btn-gold {
  background: linear-gradient(135deg, #e5c98c 0%, #d4af37 100%);
  color: #0a0a0d;
  box-shadow: 0 4px 14px rgba(212, 175, 55, 0.25);
}

.btn-gold:hover {
  background: linear-gradient(135deg, #f0dbb7 0%, #e5c98c 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(212, 175, 55, 0.4);
}

.btn-outline-gold {
  background: transparent;
  border-color: var(--color-gold);
  color: var(--color-gold);
}

.btn-outline-gold:hover {
  background: rgba(229, 201, 140, 0.12);
  color: var(--color-gold-light);
  border-color: var(--color-gold-light);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  border-color: var(--color-border);
  color: var(--color-text-secondary);
}

.btn-outline:hover {
  border-color: var(--color-text-primary);
  color: var(--color-text-primary);
  background: rgba(255, 255, 255, 0.04);
}

.btn-whatsapp {
  background-color: var(--color-whatsapp);
  color: #ffffff;
  font-weight: 700;
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.3);
}

.btn-whatsapp:hover {
  background-color: #20ba59;
  transform: translateY(-2px);
  box-shadow: 0 6px 22px rgba(37, 211, 102, 0.45);
}

.btn-danger {
  background-color: var(--color-danger);
  color: #ffffff;
}

.btn-danger:hover {
  background-color: #dc2626;
}

.btn-danger-outline {
  background: transparent;
  border-color: rgba(239, 68, 68, 0.4);
  color: #f87171;
}

.btn-danger-outline:hover {
  background: var(--color-danger-bg);
  border-color: var(--color-danger);
}

/* ============================================================== */
/* ENCABEZADO SITE-HEADER                                         */
/* ============================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(10, 10, 13, 0.94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: all var(--transition-fast);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1220px;
  margin: 0 auto;
  padding: 0.75rem 1.5rem;
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-wrapper {
  display: flex;
  align-items: center;
}

.brand-logo-img {
  height: 52px;
  width: auto;
  object-fit: contain;
  transition: transform var(--transition-fast);
}

.brand-logo-img:hover {
  transform: scale(1.02);
}

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

.brand-name {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--color-gold);
}

.brand-sub {
  font-size: 0.7rem;
  letter-spacing: 0.35em;
  color: var(--color-text-secondary);
  margin-top: -2px;
}

.desktop-nav .nav-links {
  display: flex;
  align-items: center;
  gap: 1.8rem;
  list-style: none;
}

.nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  position: relative;
  padding: 0.3rem 0;
}

.nav-link:hover, .nav-link.active {
  color: var(--color-gold);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--color-gold);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  flex-direction: column;
  gap: 5px;
}

.mobile-menu-toggle .bar {
  width: 24px;
  height: 2px;
  background-color: var(--color-gold);
  transition: all var(--transition-fast);
}

/* Menú Móvil Desplegable */
.mobile-drawer {
  display: none;
  background-color: var(--color-bg-secondary);
  border-bottom: 1px solid var(--color-border);
  padding: 1.5rem;
}

.mobile-drawer.open {
  display: block;
}

.mobile-nav-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.mobile-nav-link {
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  display: block;
  padding: 0.4rem 0;
}

.mobile-nav-link:hover {
  color: var(--color-gold);
}

/* ============================================================== */
/* VISTAS SPA                                                     */
/* ============================================================== */
.app-view {
  display: none;
}

.app-view.active-view {
  display: block;
}

/* ============================================================== */
/* HERO SECTION                                                   */
/* ============================================================== */
.hero-section {
  position: relative;
  padding: 6.5rem 0 5.5rem;
  overflow: hidden;
  background: radial-gradient(circle at 50% 20%, #17151e 0%, #0a0a0d 80%);
  text-align: center;
}

.hero-glow {
  position: absolute;
  top: -120px;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(229, 201, 140, 0.12) 0%, transparent 70%);
  pointer-events: none;
}

.hero-container {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.4rem 1.2rem;
  background: rgba(229, 201, 140, 0.08);
  border: 1px solid var(--color-border-gold);
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--color-gold);
  margin-bottom: 2rem;
}

.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--color-gold);
  box-shadow: 0 0 8px var(--color-gold);
}

.hero-slogan {
  font-size: clamp(2.4rem, 5.5vw, 4.2rem);
  font-weight: 800;
  color: var(--color-gold-light);
  text-shadow: 0 4px 24px rgba(229, 201, 140, 0.25);
  margin-bottom: 0.5rem;
  letter-spacing: 0.02em;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(1.2rem, 2.5vw, 1.8rem);
  letter-spacing: 0.28em;
  color: var(--color-text-secondary);
  margin-bottom: 1.8rem;
  text-transform: uppercase;
}

.hero-description {
  max-width: 720px;
  font-size: clamp(1rem, 1.8vw, 1.15rem);
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: 2.5rem;
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 1.2rem;
  justify-content: center;
  margin-bottom: 4.5rem;
}

.hero-highlights {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  width: 100%;
  max-width: 980px;
  margin-top: 1rem;
}

.highlight-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.2rem 1.5rem;
  background: rgba(22, 22, 29, 0.7);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  text-align: left;
}

.highlight-icon {
  font-size: 1.8rem;
}

.highlight-item strong {
  display: block;
  font-size: 0.95rem;
  color: var(--color-gold);
}

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

/* ============================================================== */
/* SECCIÓN QUIÉNES SOMOS                                          */
/* ============================================================== */
.section-about {
  padding: 6rem 0;
  background-color: var(--color-bg-secondary);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.about-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.about-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  position: relative;
  transition: transform var(--transition-normal), border-color var(--transition-normal);
}

.about-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-border-gold);
}

.about-card-badge {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--color-gold);
  background: rgba(229, 201, 140, 0.1);
  padding: 0.3rem 0.8rem;
  border-radius: var(--radius-full);
  margin-bottom: 1.2rem;
}

.about-card h3 {
  font-size: 1.5rem;
  margin-bottom: 1.2rem;
  color: var(--color-text-primary);
}

.about-card p {
  color: var(--color-text-secondary);
  margin-bottom: 1rem;
  line-height: 1.7;
}

.about-features-list {
  list-style: none;
  margin-top: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.about-features-list li {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  color: var(--color-text-secondary);
  font-size: 0.95rem;
}

.gold-check {
  color: var(--color-gold);
  font-weight: 700;
}

/* ============================================================== */
/* SECCIÓN ÁREAS DE FORMACIÓN                                     */
/* ============================================================== */
.section-areas {
  padding: 6.5rem 0;
  background-color: var(--color-bg-primary);
}

.areas-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.8rem;
}

.area-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2.4rem;
  position: relative;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-normal);
}

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

.area-card-featured {
  border-color: var(--color-border-gold);
  background: linear-gradient(180deg, rgba(26, 24, 34, 0.95) 0%, rgba(22, 22, 29, 0.95) 100%);
}

.area-number {
  font-family: var(--font-serif);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--color-gold-muted);
  opacity: 0.4;
  position: absolute;
  top: 1.5rem;
  right: 1.8rem;
}

.area-icon {
  font-size: 2.2rem;
  margin-bottom: 1.2rem;
}

.area-title {
  font-size: 1.35rem;
  margin-bottom: 0.9rem;
  color: var(--color-gold-light);
}

.area-desc {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.area-tag {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--color-gold);
  padding-top: 1rem;
  border-top: 1px solid var(--color-border);
}

/* ============================================================== */
/* SECCIÓN CAMPUS VIRTUAL                                         */
/* ============================================================== */
.section-campus-presentation {
  padding: 6rem 0;
  background-color: var(--color-bg-secondary);
}

.campus-showcase-box {
  background: linear-gradient(145deg, #181720 0%, #0e0e13 100%);
  border: 1px solid var(--color-border-gold);
  border-radius: var(--radius-lg);
  padding: 4rem 3rem;
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
}

.campus-showcase-box::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(229, 201, 140, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.campus-showcase-content h2 {
  font-size: 2.4rem;
  margin-bottom: 1rem;
  color: var(--color-gold-light);
}

.campus-showcase-content p {
  color: var(--color-text-secondary);
  max-width: 700px;
  font-size: 1.05rem;
  line-height: 1.8;
  margin-bottom: 2.5rem;
}

.campus-features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.8rem;
  margin-bottom: 3rem;
}

.campus-feat {
  background: rgba(10, 10, 13, 0.6);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.6rem;
}

.feat-icon {
  font-size: 1.8rem;
  margin-bottom: 0.8rem;
}

.campus-feat h4 {
  font-size: 1.05rem;
  margin-bottom: 0.5rem;
  color: var(--color-gold);
}

.campus-feat p {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 0;
}

.campus-cta-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.5rem;
}

.campus-note {
  font-size: 0.88rem;
  color: var(--color-text-muted);
}

/* ============================================================== */
/* SECCIÓN CONTACTO                                               */
/* ============================================================== */
.section-contact {
  padding: 6.5rem 0;
  background-color: var(--color-bg-primary);
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.contact-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 3rem 2.5rem;
  display: flex;
  flex-direction: column;
}

.whatsapp-card {
  border-color: rgba(37, 211, 102, 0.3);
  background: linear-gradient(180deg, rgba(22, 28, 24, 0.6) 0%, rgba(22, 22, 29, 0.8) 100%);
  text-align: center;
  align-items: center;
}

.whatsapp-badge {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--color-whatsapp);
  background: rgba(37, 211, 102, 0.1);
  padding: 0.35rem 0.9rem;
  border-radius: var(--radius-full);
  margin-bottom: 1.5rem;
}

.whatsapp-icon-large {
  font-size: 3.5rem;
  margin-bottom: 1rem;
}

.whatsapp-card h3 {
  font-size: 1.6rem;
  margin-bottom: 0.5rem;
}

.contact-tel {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-gold);
  letter-spacing: 0.05em;
  margin-bottom: 1.2rem;
}

.contact-detail {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  margin-bottom: 2rem;
  line-height: 1.7;
}

.inquiry-card h3 {
  font-size: 1.45rem;
  margin-bottom: 0.5rem;
}

.contact-subtext {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}

/* ============================================================== */
/* FOOTER                                                         */
/* ============================================================== */
.site-footer {
  background-color: #070709;
  border-top: 1px solid var(--color-border);
  padding: 4.5rem 0 2rem;
}

.footer-container {
  display: grid;
  grid-template-columns: 2fr 1fr 1.5fr;
  gap: 3rem;
  margin-bottom: 3.5rem;
}

.footer-logo {
  display: flex;
  flex-direction: column;
  margin-bottom: 1rem;
}

.footer-logo .gold-serif {
  font-size: 1.35rem;
}

.footer-sub {
  font-size: 0.72rem;
  letter-spacing: 0.4em;
  color: var(--color-text-muted);
}

.footer-tagline {
  font-style: italic;
  color: var(--color-gold);
  margin-bottom: 0.8rem;
  font-size: 1rem;
}

.footer-location {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
}

.footer-col h4 {
  font-size: 1.05rem;
  color: var(--color-gold);
  margin-bottom: 1.2rem;
  letter-spacing: 0.08em;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-col ul a {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
}

.footer-col ul a:hover {
  color: var(--color-gold);
}

.social-note {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: 0.8rem;
}

.social-links-list {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.social-item {
  font-size: 0.88rem;
  color: var(--color-text-secondary);
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.social-placeholder {
  color: var(--color-text-muted);
  cursor: default;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding-top: 2rem;
  color: var(--color-text-muted);
  font-size: 0.82rem;
}

/* ============================================================== */
/* CAMPUS PRIVADO PARA ALUMNOS                                    */
/* ============================================================== */
.campus-wrapper {
  background-color: var(--color-bg-primary);
  min-height: calc(100vh - 70px);
  padding-bottom: 5rem;
}

.campus-topbar {
  background-color: var(--color-bg-secondary);
  border-bottom: 1px solid var(--color-border);
  padding: 1.4rem 0;
}

.campus-topbar-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.2rem;
}

.student-welcome-box {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.student-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-gold) 0%, var(--color-gold-dark) 100%);
  color: #0a0a0d;
  font-weight: 800;
  font-size: 1.3rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.topbar-label {
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  color: var(--color-gold);
  font-weight: 700;
}

.student-name {
  font-size: 1.3rem;
  color: var(--color-text-primary);
}

.campus-topbar-actions {
  display: flex;
  gap: 0.8rem;
}

.campus-main-content {
  padding-top: 2.5rem;
}

.campus-subview {
  display: none;
}

.campus-subview.active {
  display: block;
}

/* Tarjeta de Progreso General */
.campus-progress-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-gold);
  border-radius: var(--radius-lg);
  padding: 2.2rem;
  margin-bottom: 2.5rem;
  box-shadow: var(--shadow-md);
}

.progress-info-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1.2rem;
}

.progress-title {
  font-size: 1.35rem;
  color: var(--color-gold-light);
}

.progress-percentage-tag {
  font-family: var(--font-serif);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--color-gold);
}

.progress-bar-wrapper {
  width: 100%;
  height: 10px;
  background-color: #24232c;
  border-radius: var(--radius-full);
  overflow: hidden;
  margin-bottom: 1rem;
}

.progress-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, #d4af37 0%, #f0dbb7 100%);
  border-radius: var(--radius-full);
  transition: width 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.progress-stats-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.88rem;
  color: var(--color-text-muted);
}

.progress-quote {
  font-style: italic;
  color: var(--color-gold-muted);
}

/* Grid de Materias Asignadas */
.assigned-subjects-section {
  margin-top: 1rem;
}

.section-header-compact {
  margin-bottom: 1.5rem;
}

.section-header-compact h3 {
  font-size: 1.5rem;
  color: var(--color-text-primary);
}

.section-header-compact p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.subjects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1.8rem;
}

.student-subject-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-normal);
}

.student-subject-card:hover {
  border-color: var(--color-border-gold);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.subject-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 0.8rem;
}

.subject-badge {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--color-gold);
  background: rgba(229, 201, 140, 0.1);
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-sm);
}

.subject-card-title {
  font-size: 1.25rem;
  margin-bottom: 0.8rem;
  color: var(--color-gold-light);
}

.subject-card-desc {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: 1.8rem;
  flex-grow: 1;
}

.subject-card-progress {
  margin-bottom: 1.5rem;
}

.subject-progress-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.82rem;
  color: var(--color-text-muted);
  margin-bottom: 0.4rem;
}

.subject-progress-bar {
  height: 6px;
  background-color: #24232c;
  border-radius: var(--radius-full);
  overflow: hidden;
}

.subject-progress-fill {
  height: 100%;
  background: var(--color-gold);
  transition: width 0.4s ease;
}

/* ============================================================== */
/* REPRODUCTOR Y DETALLE DE CLASE EN EL CAMPUS                    */
/* ============================================================== */
.class-view-header {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.class-breadcrumbs {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.active-crumb {
  color: var(--color-gold);
  font-weight: 600;
}

.class-layout-grid {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 2rem;
}

.class-main-panel {
  display: flex;
  flex-direction: column;
  gap: 1.8rem;
}

.class-title-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
}

.class-title-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.class-badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--color-gold);
  margin-bottom: 0.4rem;
}

.class-title {
  font-size: 1.7rem;
  color: var(--color-text-primary);
}

.class-description {
  color: var(--color-text-secondary);
  font-size: 1rem;
  line-height: 1.7;
}

/* Video Player */
.media-container {
  background: #000000;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.video-responsive-wrap {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%; /* 16:9 ratio */
  height: 0;
}

.video-responsive-wrap iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
}

.pending-content-box {
  padding: 4rem 2rem;
  text-align: center;
  background: #111116;
  border: 1px dashed var(--color-border-gold);
  border-radius: var(--radius-lg);
}

.pending-icon {
  font-size: 2.8rem;
  margin-bottom: 0.8rem;
}

.pending-title {
  font-size: 1.25rem;
  color: var(--color-gold);
  margin-bottom: 0.5rem;
}

.pending-desc {
  color: var(--color-text-muted);
  max-width: 480px;
  margin: 0 auto;
  font-size: 0.92rem;
}

.privacy-notice {
  display: flex;
  align-items: flex-start;
  gap: 0.8rem;
  padding: 1rem 1.4rem;
  background: rgba(30, 29, 38, 0.6);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.notice-icon {
  font-size: 1.1rem;
}

/* PDF Card */
.pdf-download-container {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.8rem;
}

.pdf-active-card {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.2rem;
}

.pdf-info-col {
  display: flex;
  align-items: center;
  gap: 1.2rem;
}

.pdf-icon-badge {
  width: 50px;
  height: 50px;
  background: rgba(229, 201, 140, 0.1);
  border: 1px solid var(--color-border-gold);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
}

.pdf-name {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 0.2rem;
}

.pdf-meta {
  font-size: 0.82rem;
  color: var(--color-text-muted);
}

.class-nav-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 0;
  border-top: 1px solid var(--color-border);
}

.class-position {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

/* Sidebar de Clases */
.class-sidebar {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  height: fit-content;
  position: sticky;
  top: 90px;
}

.sidebar-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.2rem;
  padding-bottom: 0.8rem;
  border-bottom: 1px solid var(--color-border);
}

.sidebar-header h4 {
  font-size: 1.05rem;
  color: var(--color-gold-light);
}

.sidebar-badge {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--color-gold);
  background: rgba(229, 201, 140, 0.12);
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-full);
}

.sidebar-classes-list {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.sidebar-class-btn {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  padding: 0.85rem 1rem;
  background: #111116;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  font-size: 0.88rem;
  text-align: left;
  cursor: pointer;
  transition: all var(--transition-fast);
  width: 100%;
}

.sidebar-class-btn:hover {
  background: #181822;
  color: var(--color-text-primary);
}

.sidebar-class-btn.active {
  background: rgba(229, 201, 140, 0.08);
  border-color: var(--color-border-gold);
  color: var(--color-gold-light);
  font-weight: 600;
}

.btn-complete.completed {
  background-color: var(--color-success-bg);
  border-color: var(--color-success);
  color: var(--color-success);
}

/* ============================================================== */
/* PANEL DE ADMINISTRACIÓN                                        */
/* ============================================================== */
.admin-wrapper {
  background-color: var(--color-bg-primary);
  min-height: calc(100vh - 70px);
  padding-bottom: 5rem;
}

.admin-topbar {
  background-color: var(--color-bg-secondary);
  border-bottom: 1px solid var(--color-border);
  padding: 1.2rem 0;
}

.admin-topbar-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.admin-brand-title {
  font-size: 1.4rem;
  color: var(--color-gold-light);
}

.admin-topbar-actions {
  display: flex;
  gap: 0.8rem;
}

.admin-tabs-bar {
  background-color: #0e0e13;
  border-bottom: 1px solid var(--color-border);
}

.admin-tabs-nav {
  display: flex;
  list-style: none;
  gap: 0.5rem;
  overflow-x: auto;
}

.admin-tab-btn {
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  padding: 0.9rem 1.4rem;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.admin-tab-btn:hover {
  color: var(--color-text-primary);
}

.admin-tab-btn.active {
  color: var(--color-gold);
  border-bottom-color: var(--color-gold);
}

.admin-main-content {
  padding-top: 2.5rem;
}

.admin-tab-panel {
  display: none;
}

.admin-tab-panel.active {
  display: block;
}

.admin-metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.metric-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.8rem;
  display: flex;
  flex-direction: column;
}

.metric-icon {
  font-size: 2rem;
  margin-bottom: 0.8rem;
}

.metric-val {
  font-family: var(--font-serif);
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--color-gold-light);
  line-height: 1;
  margin-bottom: 0.4rem;
}

.metric-label {
  font-size: 0.9rem;
  color: var(--color-text-primary);
  font-weight: 600;
}

.metric-sub {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-top: 0.2rem;
}

.admin-quick-actions {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
}

.admin-quick-actions h3 {
  font-size: 1.2rem;
  margin-bottom: 1.2rem;
}

.quick-btns-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.panel-header-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2rem;
}

.panel-header-row h3 {
  font-size: 1.6rem;
}

.panel-header-row p {
  color: var(--color-text-muted);
  font-size: 0.92rem;
}

/* Tablas de Datos */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.9rem;
}

.data-table th {
  background: #111116;
  color: var(--color-gold);
  font-family: var(--font-serif);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 1rem 1.2rem;
  border-bottom: 1px solid var(--color-border);
}

.data-table td {
  padding: 1.1rem 1.2rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  color: var(--color-text-secondary);
}

.data-table tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}

/* Badges de Estado */
.status-badge {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.status-active, .status-publicado {
  background-color: var(--color-success-bg);
  color: #34d399;
  border: 1px solid rgba(52, 211, 153, 0.3);
}

.status-suspended, .status-danger {
  background-color: var(--color-danger-bg);
  color: #f87171;
  border: 1px solid rgba(248, 113, 113, 0.3);
}

.status-borrador, .status-warning {
  background-color: var(--color-warning-bg);
  color: #fbbf24;
  border: 1px solid rgba(251, 191, 36, 0.3);
}

.actions-cell {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

/* Materias en Admin */
.subjects-admin-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.admin-subject-box {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.admin-subject-header {
  padding: 1.5rem 1.8rem;
  background: #131319;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.subject-title-area {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.admin-classes-container {
  padding: 1.5rem 1.8rem;
  border-top: 1px solid var(--color-border);
}

.classes-header-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.2rem;
}

.admin-classes-list {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.admin-class-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1.2rem;
  background: #101015;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  flex-wrap: wrap;
  gap: 1rem;
}

.class-row-info {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.class-order-tag {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-gold);
  background: rgba(229, 201, 140, 0.1);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
}

.class-meta-badges {
  display: flex;
  gap: 0.5rem;
  font-size: 0.78rem;
  color: var(--color-text-muted);
}

/* ============================================================== */
/* FORMULARIOS Y CONTROLES                                        */
/* ============================================================== */
.form-group {
  margin-bottom: 1.4rem;
}

.form-group label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  margin-bottom: 0.5rem;
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  background-color: var(--color-bg-input);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text-primary);
  font-size: 0.95rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-gold);
  box-shadow: 0 0 0 3px rgba(229, 201, 140, 0.18);
}

.form-row {
  display: flex;
  gap: 1rem;
}

.col-6 {
  flex: 1;
}

.password-input-wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.password-input-wrap .form-control {
  padding-right: 2.8rem;
}

.btn-toggle-pwd {
  position: absolute;
  right: 0.6rem;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1.1rem;
  padding: 0.3rem;
  opacity: 0.7;
}

.form-hint {
  display: block;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-top: 0.4rem;
}

.form-error-msg {
  padding: 0.75rem 1rem;
  background-color: var(--color-danger-bg);
  border: 1px solid var(--color-danger);
  border-radius: var(--radius-sm);
  color: #fca5a5;
  font-size: 0.88rem;
  margin-bottom: 1.2rem;
}

.form-success-msg {
  padding: 0.75rem 1rem;
  background-color: var(--color-success-bg);
  border: 1px solid var(--color-success);
  border-radius: var(--radius-sm);
  color: #6ee7b7;
  font-size: 0.88rem;
  margin-bottom: 1.2rem;
}

.checkbox-list {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  max-height: 220px;
  overflow-y: auto;
  background: #111116;
  padding: 0.8rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
}

.checkbox-item {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  cursor: pointer;
}

.checkbox-item input[type="checkbox"] {
  accent-color: var(--color-gold);
  width: 17px;
  height: 17px;
}

/* File Drop Zone */
.file-drop-area {
  border: 2px dashed var(--color-border-gold);
  background: #111116;
  border-radius: var(--radius-md);
  padding: 2.5rem 1.5rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 1.2rem;
}

.drop-icon {
  font-size: 2.6rem;
}

.drop-title {
  font-weight: 600;
  color: var(--color-gold-light);
  font-size: 1rem;
}

.drop-info {
  font-size: 0.82rem;
  color: var(--color-text-muted);
}

.selected-file-preview {
  padding: 0.7rem 1rem;
  background: rgba(229, 201, 140, 0.1);
  border: 1px solid var(--color-border-gold);
  border-radius: var(--radius-sm);
  color: var(--color-gold);
  font-size: 0.88rem;
  margin-bottom: 1.2rem;
}

/* ============================================================== */
/* MODALES                                                        */
/* ============================================================== */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.78);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.modal-backdrop.open {
  display: flex;
}

.modal-dialog {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border-gold);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 580px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  animation: modalIn 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-dialog.modal-sm {
  max-width: 440px;
}

.modal-dialog.modal-lg {
  max-width: 820px;
}

@keyframes modalIn {
  from {
    opacity: 0;
    transform: scale(0.95) translateY(10px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.modal-header {
  padding: 1.5rem 2rem;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-title {
  font-size: 1.35rem;
  color: var(--color-gold-light);
}

.modal-close-btn {
  background: none;
  border: none;
  color: var(--color-text-muted);
  font-size: 1.3rem;
  cursor: pointer;
  padding: 0.2rem;
}

.modal-close-btn:hover {
  color: var(--color-text-primary);
}

.modal-body {
  padding: 2rem;
}

.modal-desc {
  color: var(--color-text-muted);
  font-size: 0.92rem;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.modal-actions-row {
  display: flex;
  justify-content: flex-end;
  gap: 0.8rem;
  margin-top: 2rem;
}

.login-footer-links {
  text-align: center;
  margin-top: 1.2rem;
  font-size: 0.88rem;
  color: var(--color-gold);
}

.login-academy-note {
  margin-top: 1.8rem;
  padding: 0.8rem 1rem;
  background: rgba(255, 255, 255, 0.03);
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* ============================================================== */
/* TOAST NOTIFICACIONES                                           */
/* ============================================================== */
.toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  pointer-events: none;
}

.toast {
  pointer-events: auto;
  padding: 0.9rem 1.4rem;
  background-color: #1a1a24;
  border: 1px solid var(--color-border-gold);
  border-radius: var(--radius-md);
  color: var(--color-text-primary);
  font-size: 0.9rem;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 0.8rem;
  animation: toastIn 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  max-width: 380px;
}

.toast.toast-success {
  border-color: var(--color-success);
}

.toast.toast-error {
  border-color: var(--color-danger);
}

@keyframes toastIn {
  from {
    transform: translateY(20px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

/* Spinner */
.loading-state {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--color-text-muted);
}

.spinner {
  width: 36px;
  height: 36px;
  border: 3px solid rgba(229, 201, 140, 0.2);
  border-top-color: var(--color-gold);
  border-radius: 50%;
  margin: 0 auto 1rem;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ============================================================== */
/* HEADER PRINCIPAL: SLIDER DE BANNERS FOTOGRÁFICOS FULL-WIDTH    */
/* ============================================================== */
.hero-header-slider {
  position: relative;
  width: 100%;
  background: #07070a;
  overflow: hidden;
  border-bottom: 1px solid var(--color-border-gold);
}

.hero-slides-stage {
  position: relative;
  width: 100%;
  min-height: 670px;
}

.hero-header-slide {
  display: none;
  position: relative;
  width: 100%;
  min-height: 670px;
  padding: 3.8rem 0 2.8rem;
  align-items: center;
  overflow: hidden;
}

.hero-header-slide.active {
  display: flex;
  animation: fadeHeroSlide 0.55s cubic-bezier(0.22, 1, 0.36, 1);
}

@keyframes fadeHeroSlide {
  from {
    opacity: 0;
    transform: scale(1.015);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.header-slide-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  transform: scale(1.04);
  animation: kenBurnsSlow 14s ease-in-out infinite alternate;
  z-index: 1;
}

@keyframes kenBurnsSlow {
  from { transform: scale(1.02); }
  to { transform: scale(1.09); }
}

.header-slide-overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
}

.overlay-riobueno {
  background: linear-gradient(90deg, rgba(8, 7, 12, 0.94) 0%, rgba(15, 10, 20, 0.84) 52%, rgba(25, 10, 28, 0.52) 100%),
              radial-gradient(circle at 80% 35%, rgba(255, 30, 122, 0.25) 0%, transparent 60%);
}

.overlay-gala {
  background: linear-gradient(90deg, rgba(7, 7, 10, 0.94) 0%, rgba(16, 13, 8, 0.80) 52%, rgba(12, 10, 6, 0.42) 100%),
              radial-gradient(circle at 78% 30%, rgba(212, 175, 55, 0.28) 0%, transparent 60%);
}

.overlay-season2 {
  background: linear-gradient(90deg, rgba(7, 8, 12, 0.94) 0%, rgba(12, 15, 18, 0.82) 52%, rgba(10, 14, 16, 0.48) 100%),
              radial-gradient(circle at 80% 30%, rgba(212, 175, 55, 0.24) 0%, transparent 60%);
}

.overlay-macpass {
  background: linear-gradient(90deg, rgba(8, 7, 10, 0.95) 0%, rgba(18, 15, 10, 0.84) 54%, rgba(14, 11, 8, 0.50) 100%),
              radial-gradient(circle at 80% 50%, rgba(240, 219, 183, 0.25) 0%, transparent 65%);
}

.header-slide-container {
  position: relative;
  z-index: 3;
  display: grid;
  grid-template-columns: 1.25fr 0.95fr;
  gap: 3rem;
  align-items: center;
  width: 100%;
}

.header-brand-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.4rem;
  margin-bottom: 1.35rem;
}

.header-banner-logo {
  height: 92px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 4px 18px rgba(0, 0, 0, 0.85)) drop-shadow(0 0 12px rgba(212, 175, 55, 0.25));
}

.header-badges-col {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.promo-tag {
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  padding: 0.4rem 0.95rem;
  border-radius: var(--radius-full);
  text-transform: uppercase;
}

.promo-tag-pink {
  background: linear-gradient(90deg, #ff1e7a, #d91464);
  color: #ffffff;
  box-shadow: 0 4px 15px rgba(255, 30, 122, 0.45);
}

.promo-tag-gold {
  background: rgba(212, 175, 55, 0.2);
  border: 1px solid var(--color-gold);
  color: var(--color-gold-light);
  backdrop-filter: blur(6px);
}

.promo-tag-neon {
  background: linear-gradient(90deg, rgba(212, 175, 55, 0.3), rgba(240, 219, 183, 0.15));
  border: 1px solid var(--color-gold-light);
  color: #ffffff;
}

.header-slide-title {
  font-size: clamp(2.1rem, 4.2vw, 3.45rem);
  font-weight: 900;
  color: #ffffff;
  line-height: 1.08;
  margin-bottom: 0.65rem;
  text-shadow: 0 4px 24px rgba(0, 0, 0, 0.85);
}

.accent-pink-glow {
  color: #ff2e88;
  font-style: italic;
  text-shadow: 0 0 28px rgba(255, 46, 136, 0.55);
}

.accent-gold-glow {
  color: var(--color-gold-light);
  text-shadow: 0 0 28px rgba(212, 175, 55, 0.45);
}

.header-slide-subtitle {
  font-size: 1.05rem;
  letter-spacing: 0.14em;
  color: var(--color-gold);
  font-weight: 600;
  margin-bottom: 1.5rem;
  text-transform: uppercase;
}

.header-date-banner-box {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.85rem;
  margin-bottom: 1.35rem;
}

.header-date-pill {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem 1rem;
  background: rgba(12, 12, 18, 0.78);
  border: 1px solid rgba(229, 201, 140, 0.32);
  border-radius: var(--radius-md);
  backdrop-filter: blur(10px);
}

.pill-gold-featured {
  background: linear-gradient(135deg, rgba(212, 175, 55, 0.24) 0%, rgba(20, 17, 10, 0.85) 100%);
  border-color: var(--color-gold);
  box-shadow: 0 4px 20px rgba(212, 175, 55, 0.2);
}

.date-icon {
  font-size: 1.45rem;
}

.header-date-pill small {
  display: block;
  font-size: 0.66rem;
  letter-spacing: 0.13em;
  color: var(--color-gold);
  font-weight: 800;
}

.header-date-pill strong {
  font-size: 0.94rem;
  color: #ffffff;
}

.header-disciplines-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-bottom: 1.1rem;
}

.header-disciplines-bar span {
  font-size: 0.82rem;
  font-weight: 600;
  color: #f3f0e6;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  padding: 0.32rem 0.8rem;
  border-radius: var(--radius-full);
  backdrop-filter: blur(4px);
}

.header-ages-line {
  font-size: 0.95rem;
  color: #dcd8ce;
  margin-bottom: 1.65rem;
  line-height: 1.6;
}

.header-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

/* Columna Derecha Visual del Header */
.header-slide-right {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.header-visual-composition {
  position: relative;
  max-width: 400px;
  width: 100%;
}

.header-featured-poster {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  border: 2px solid var(--color-gold);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.85), 0 0 30px rgba(212, 175, 55, 0.25);
  display: block;
}

.floating-date-badge {
  position: absolute;
  bottom: -14px;
  right: -14px;
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-md);
  text-align: center;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.8);
}

.badge-pink-glow {
  background: linear-gradient(135deg, #ff1e7a, #b80d57);
  color: #ffffff;
  border: 2px solid #ffffff;
}

.badge-gold-glow {
  background: linear-gradient(135deg, #f3dc99, #c89d28);
  color: #09090c;
  border: 2px solid #ffffff;
}

.floating-date-badge span {
  display: block;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.16em;
}

.floating-date-badge strong {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 900;
}

/* Modelos en Recorte para Gala Puerto Montt */
.header-gala-models-showcase {
  position: relative;
  max-width: 440px;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.header-cutout-models {
  width: 100%;
  max-height: 450px;
  object-fit: contain;
  filter: drop-shadow(0 18px 36px rgba(0, 0, 0, 0.92)) drop-shadow(0 0 24px rgba(212, 175, 55, 0.28));
}

.gala-floating-plate {
  margin-top: -28px;
  background: rgba(10, 10, 14, 0.92);
  border: 2px solid var(--color-gold);
  border-radius: var(--radius-lg);
  padding: 0.85rem 1.4rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.9);
  backdrop-filter: blur(10px);
}

.plate-mini-logo {
  height: 46px;
  width: auto;
  object-fit: contain;
}

.plate-text span {
  display: block;
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  color: var(--color-gold);
  font-weight: 700;
}

.plate-text strong {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  color: #ffffff;
}

/* Tarjeta 3D MAC Pass en Header */
.header-macpass-3d-showcase {
  max-width: 460px;
  width: 100%;
  animation: floatCard3D 5s ease-in-out infinite alternate;
}

@keyframes floatCard3D {
  from { transform: translateY(0px) rotate(-1.5deg); }
  to { transform: translateY(-10px) rotate(1.5deg); }
}

.header-macpass-big-card {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: 0 24px 55px rgba(0, 0, 0, 0.9), 0 0 38px rgba(229, 201, 140, 0.35);
}

/* Flechas Laterales del Header Slider */
.header-slider-arrow {
  position: absolute;
  top: 46%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(10, 10, 14, 0.75);
  border: 1px solid var(--color-border-gold);
  color: var(--color-gold-light);
  font-size: 1.25rem;
  cursor: pointer;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  backdrop-filter: blur(6px);
}

.header-slider-arrow:hover {
  background: var(--color-gold);
  color: #09090c;
  transform: translateY(-50%) scale(1.08);
}

.header-slider-arrow.prev {
  left: 1.2rem;
}

.header-slider-arrow.next {
  right: 1.2rem;
}

/* Barra Inferior de Miniaturas del Header (Dock) */
.header-banners-dock {
  position: relative;
  z-index: 10;
  background: rgba(8, 8, 12, 0.95);
  border-top: 1px solid rgba(229, 201, 140, 0.22);
  padding: 1rem 0;
  backdrop-filter: blur(12px);
}

.header-dock-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.9rem;
}

.header-dock-item {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.65rem 0.85rem;
  background: rgba(22, 22, 30, 0.75);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  text-align: left;
  transition: all var(--transition-normal);
  color: var(--color-text-secondary);
}

.header-dock-item:hover {
  border-color: var(--color-border-gold);
  transform: translateY(-2px);
  color: #ffffff;
}

.header-dock-item.active {
  background: linear-gradient(135deg, rgba(212, 175, 55, 0.22) 0%, rgba(22, 20, 15, 0.9) 100%);
  border-color: var(--color-gold);
  box-shadow: 0 4px 20px rgba(212, 175, 55, 0.22);
  color: #ffffff;
}

.dock-thumb {
  width: 54px;
  height: 44px;
  object-fit: cover;
  border-radius: 6px;
  border: 1px solid var(--color-border-gold);
  flex-shrink: 0;
}

.dock-text small {
  display: block;
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  color: var(--color-gold);
}

.dock-text strong {
  font-size: 0.88rem;
  color: #ffffff;
}

/* ============================================================== */
/* SECCIÓN DE 4 GRANDES BANNERS HORIZONTALES CON IMAGEN DE FONDO  */
/* ============================================================== */
.section-banners {
  padding: 5.5rem 0 6rem;
  background: #0b0b0f;
}

.wide-image-banners-stack {
  display: flex;
  flex-direction: column;
  gap: 2.2rem;
}

.wide-photo-banner {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border-gold);
  background-size: cover;
  background-position: center;
  box-shadow: var(--shadow-lg);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.wide-photo-banner:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.85), 0 0 30px rgba(212, 175, 55, 0.2);
  border-color: var(--color-gold);
}

.wide-banner-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.wide-banner-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.45fr 0.75fr;
  gap: 2rem;
  align-items: center;
  padding: 2.6rem 3rem;
}

.wide-banner-top-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.2rem;
  margin-bottom: 1rem;
}

.wide-banner-logo {
  height: 70px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.85));
}

.wide-banner-info h3 {
  font-size: clamp(1.45rem, 2.5vw, 2.1rem);
  color: #ffffff;
  margin-bottom: 0.75rem;
  line-height: 1.2;
}

.wide-banner-info p {
  font-size: 0.98rem;
  color: #e2dfd7;
  line-height: 1.65;
  margin-bottom: 1.2rem;
}

.wide-banner-meta-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-bottom: 1.4rem;
}

.wide-banner-meta-pills span {
  font-size: 0.83rem;
  font-weight: 700;
  color: var(--color-gold-light);
  background: rgba(10, 10, 14, 0.78);
  border: 1px solid rgba(229, 201, 140, 0.35);
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius-md);
}

.wide-banner-artwork {
  display: flex;
  justify-content: center;
  align-items: center;
}

.wide-artwork-img {
  max-height: 270px;
  width: auto;
  max-width: 100%;
  border-radius: var(--radius-md);
  border: 2px solid var(--color-gold);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.85);
  object-fit: cover;
}

.wide-macpass-img {
  max-height: 230px;
  width: auto;
  max-width: 100%;
  border-radius: var(--radius-md);
  box-shadow: 0 14px 34px rgba(0, 0, 0, 0.9), 0 0 24px rgba(212, 175, 55, 0.3);
}

.footer-official-logo {
  height: 84px;
  width: auto;
  object-fit: contain;
  border-radius: var(--radius-sm);
}

/* ============================================================== */
/* RESPONSIVE DESIGN (MEDIA QUERIES)                              */
/* ============================================================== */
@media (max-width: 1024px) {
  .header-slide-container,
  .wide-banner-grid {
    grid-template-columns: 1fr;
  }
  .header-date-banner-box {
    grid-template-columns: 1fr;
  }
  .header-dock-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .class-layout-grid {
    grid-template-columns: 1fr;
  }
  .class-sidebar {
    position: static;
  }
  .footer-container {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .desktop-nav {
    display: none;
  }
  .mobile-menu-toggle {
    display: flex;
  }
  .hero-header-slide {
    padding: 2.5rem 0 2rem;
  }
  .header-banner-logo {
    height: 72px;
  }
  .header-slider-arrow {
    display: none;
  }
  .header-dock-grid {
    grid-template-columns: 1fr;
  }
  .wide-banner-grid {
    padding: 1.8rem 1.35rem;
  }
  .campus-showcase-box {
    padding: 2.5rem 1.5rem;
  }
  .footer-container {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .class-title-row {
    flex-direction: column;
    align-items: stretch;
  }
  .form-row {
    flex-direction: column;
    gap: 0;
  }
}