/* ============================================================
   InfoTech Portal – Hoja de estilos principal
   Paleta: Azules + fondo blanco + texto oscuro
   Tipografía: Poppins (Google Fonts)
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800&display=swap');

/* ─── CSS VARIABLES ─────────────────────────────────────────── */
:root {
  /* Colores primarios */
  --primary:        #1a56db;
  --primary-dark:   #1e3a5f;
  --primary-mid:    #2563eb;
  --primary-light:  #3b82f6;
  --primary-pale:   #dbeafe;
  --primary-xpale:  #eff6ff;

  /* Colores neutros */
  --white:          #ffffff;
  --gray-50:        #f9fafb;
  --gray-100:       #f3f4f6;
  --gray-200:       #e5e7eb;
  --gray-300:       #d1d5db;
  --gray-400:       #9ca3af;
  --gray-500:       #6b7280;
  --gray-600:       #4b5563;
  --gray-700:       #374151;
  --gray-800:       #1f2937;
  --gray-900:       #111827;

  /* Colores de estado */
  --success:        #10b981;
  --success-pale:   #d1fae5;
  --warning:        #f59e0b;
  --warning-pale:   #fef3c7;
  --error:          #ef4444;
  --error-pale:     #fee2e2;
  --info:           #3b82f6;
  --info-pale:      #dbeafe;

  /* Niveles de video */
  --level-basico:       #10b981;
  --level-intermedio:   #f59e0b;
  --level-avanzado:     #ef4444;

  /* Tipografía */
  --font:           'Poppins', sans-serif;
  --text-xs:        0.75rem;
  --text-sm:        0.875rem;
  --text-base:      1rem;
  --text-lg:        1.125rem;
  --text-xl:        1.25rem;
  --text-2xl:       1.5rem;
  --text-3xl:       1.875rem;
  --text-4xl:       2.25rem;
  --text-5xl:       3rem;

  /* Espaciado */
  --sp-1:  0.25rem;
  --sp-2:  0.5rem;
  --sp-3:  0.75rem;
  --sp-4:  1rem;
  --sp-5:  1.25rem;
  --sp-6:  1.5rem;
  --sp-8:  2rem;
  --sp-10: 2.5rem;
  --sp-12: 3rem;
  --sp-16: 4rem;
  --sp-20: 5rem;

  /* Bordes y sombras */
  --radius-sm:  6px;
  --radius:     12px;
  --radius-lg:  18px;
  --radius-xl:  24px;
  --radius-full: 9999px;
  --shadow-sm:  0 1px 3px rgba(0,0,0,.07), 0 1px 2px rgba(0,0,0,.05);
  --shadow:     0 4px 16px rgba(26,86,219,.10), 0 1px 4px rgba(0,0,0,.06);
  --shadow-md:  0 8px 30px rgba(26,86,219,.14), 0 2px 8px rgba(0,0,0,.08);
  --shadow-lg:  0 20px 60px rgba(26,86,219,.16), 0 4px 16px rgba(0,0,0,.10);
  --shadow-hover: 0 12px 40px rgba(26,86,219,.22), 0 4px 12px rgba(0,0,0,.10);

  /* Transición */
  --transition: all .25s cubic-bezier(.4,0,.2,1);
  --transition-slow: all .4s cubic-bezier(.4,0,.2,1);
}

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

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

body {
  font-family: var(--font);
  background: var(--white);
  color: var(--gray-800);
  line-height: 1.65;
  min-height: 100vh;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a  { color: var(--primary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--primary-mid); }
ul, ol { list-style: none; }
button, input, select, textarea { font-family: inherit; }

h1,h2,h3,h4,h5,h6 {
  font-weight: 700;
  line-height: 1.25;
  color: var(--gray-900);
}

p { margin-bottom: var(--sp-4); }
p:last-child { margin-bottom: 0; }

/* ─── CONTENEDOR ─────────────────────────────────────────────── */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--sp-6);
}
.container-sm { max-width: 900px; margin: 0 auto; padding: 0 var(--sp-6); }

/* ─── HEADER ─────────────────────────────────────────────────── */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: var(--white);
  border-bottom: 1px solid var(--gray-100);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}
.site-header.scrolled {
  box-shadow: var(--shadow-md);
  border-bottom-color: var(--primary-pale);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  gap: var(--sp-6);
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  font-size: var(--text-xl);
  font-weight: 800;
  color: var(--primary-dark);
  text-decoration: none;
  flex-shrink: 0;
}
.logo-icon {
  width: 40px; height: 40px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  color: white;
  font-size: 1.2rem;
}
.logo span { color: var(--primary); }

/* Logo imagen (neguweb) */
.logo-img {
  height: 38px;
  width: auto;
  object-fit: contain;
  border-radius: 8px;
  display: block;
}
.logo-text {
  font-size: var(--text-xl);
  font-weight: 800;
  color: var(--primary-dark);
  letter-spacing: -.02em;
}
.logo-text span { color: var(--primary); }

/* Navegación */
.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
  flex: 1;
  justify-content: center;
}
.nav-menu a {
  padding: var(--sp-2) var(--sp-4);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--gray-700);
  border-radius: var(--radius-full);
  transition: var(--transition);
}
.nav-menu a:hover, .nav-menu a.active {
  background: var(--primary-xpale);
  color: var(--primary);
}

/* Búsqueda header */
.header-search {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  background: var(--gray-50);
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-full);
  padding: var(--sp-2) var(--sp-4);
  transition: var(--transition);
  min-width: 220px;
}
.header-search:focus-within {
  border-color: var(--primary);
  background: var(--white);
  box-shadow: 0 0 0 3px rgba(26,86,219,.12);
}
.header-search input {
  border: none;
  background: transparent;
  outline: none;
  font-size: var(--text-sm);
  color: var(--gray-800);
  width: 100%;
}
.header-search input::placeholder { color: var(--gray-400); }
.header-search svg { color: var(--gray-400); flex-shrink: 0; }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: var(--sp-2);
  border: none;
  background: none;
  border-radius: var(--radius-sm);
}
.hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--gray-700);
  border-radius: 2px;
  transition: var(--transition);
}
.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }

/* ─── MAIN CONTENT OFFSET ────────────────────────────────────── */
.main-content { padding-top: 68px; }

/* ─── HERO SECTION ───────────────────────────────────────────── */
.hero {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
  padding: var(--sp-20) 0;
  position: relative;
  overflow: hidden;
  color: white;
}
.hero::before {
  content: '';
  position: absolute;
  top: -50%; right: -10%;
  width: 600px; height: 600px;
  background: rgba(255,255,255,.05);
  border-radius: 50%;
}
.hero::after {
  content: '';
  position: absolute;
  bottom: -30%; left: -5%;
  width: 400px; height: 400px;
  background: rgba(255,255,255,.04);
  border-radius: 50%;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-12);
  align-items: center;
  position: relative;
  z-index: 1;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  background: rgba(255,255,255,.15);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,.25);
  border-radius: var(--radius-full);
  padding: var(--sp-2) var(--sp-4);
  font-size: var(--text-sm);
  font-weight: 500;
  margin-bottom: var(--sp-5);
  color: rgba(255,255,255,.95);
}
.hero h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: white;
  line-height: 1.15;
  margin-bottom: var(--sp-5);
}
.hero h1 .gradient-text {
  background: linear-gradient(90deg, #93c5fd, #c4b5fd);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero-desc {
  font-size: var(--text-lg);
  color: rgba(255,255,255,.85);
  margin-bottom: var(--sp-8);
  line-height: 1.7;
}
.hero-actions { display: flex; gap: var(--sp-4); flex-wrap: wrap; }

.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}
.hero-card-float {
  background: rgba(255,255,255,.12);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: var(--radius-xl);
  padding: var(--sp-8);
  text-align: center;
  animation: float 4s ease-in-out infinite;
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-16px); }
}
.hero-stats-mini {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-4);
  margin-top: var(--sp-6);
}
.hero-stat-item {
  text-align: center;
  padding: var(--sp-4);
  background: rgba(255,255,255,.1);
  border-radius: var(--radius);
}
.hero-stat-item .number {
  font-size: var(--text-2xl);
  font-weight: 800;
  color: white;
}
.hero-stat-item .label {
  font-size: var(--text-xs);
  color: rgba(255,255,255,.75);
  font-weight: 500;
}

/* ─── SECCIÓN GENÉRICA ───────────────────────────────────────── */
.section {
  padding: var(--sp-16) 0;
}
.section-alt { background: var(--gray-50); }
.section-blue { background: linear-gradient(135deg, var(--primary-dark), var(--primary)); color: white; }

.section-header {
  text-align: center;
  margin-bottom: var(--sp-12);
}
.section-label {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  background: var(--primary-xpale);
  color: var(--primary);
  border-radius: var(--radius-full);
  padding: var(--sp-2) var(--sp-4);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  margin-bottom: var(--sp-4);
}
.section-title {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: var(--sp-3);
}
.section-blue .section-title, .section-blue .section-label { color: white; }
.section-blue .section-label { background: rgba(255,255,255,.15); }
.section-desc {
  font-size: var(--text-lg);
  color: var(--gray-500);
  max-width: 600px;
  margin: 0 auto;
}
.section-blue .section-desc { color: rgba(255,255,255,.8); }

/* ─── GRID DE CARDS ──────────────────────────────────────────── */
.cards-grid {
  display: grid;
  gap: var(--sp-6);
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}
.cards-grid-4 { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
.cards-grid-3 { grid-template-columns: repeat(3, 1fr); }

/* ─── CARD ───────────────────────────────────────────────────── */
.card {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
  border: 1px solid var(--gray-100);
}
.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: var(--primary-pale);
}

.card-cover {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  background: linear-gradient(135deg, var(--primary-pale), var(--primary-xpale));
}
.card-cover-book {
  aspect-ratio: 3/4;
  max-height: 260px;
}
.card-cover-placeholder {
  width: 100%;
  aspect-ratio: 16/9;
  background: linear-gradient(135deg, var(--primary-xpale) 0%, var(--primary-pale) 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 3rem;
  gap: var(--sp-2);
}
.card-cover-placeholder span {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--primary-mid);
}

.card-body {
  padding: var(--sp-5);
  flex: 1;
  display: flex;
  flex-direction: column;
}
.card-category {
  margin-bottom: var(--sp-3);
}
.card-title {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: var(--sp-2);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.card-desc {
  font-size: var(--text-sm);
  color: var(--gray-500);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: var(--sp-4);
  flex: 1;
}
.card-meta {
  display: flex;
  align-items: center;
  gap: var(--sp-4);
  font-size: var(--text-xs);
  color: var(--gray-400);
  margin-bottom: var(--sp-4);
}
.card-meta-item { display: flex; align-items: center; gap: var(--sp-1); }

.card-footer {
  padding: var(--sp-4) var(--sp-5);
  border-top: 1px solid var(--gray-100);
  display: flex;
  gap: var(--sp-3);
  align-items: center;
}

/* Card de video con play overlay */
.card-video-wrap {
  position: relative;
  overflow: hidden;
}
.card-video-wrap img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  transition: var(--transition);
}
.card:hover .card-video-wrap img { transform: scale(1.04); }
.play-btn-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(26,86,219,.3);
  opacity: 0;
  transition: var(--transition);
}
.card:hover .play-btn-overlay { opacity: 1; }
.play-btn-circle {
  width: 56px; height: 56px;
  background: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(0,0,0,.25);
  color: var(--primary);
  transform: scale(.9);
  transition: var(--transition);
}
.card:hover .play-btn-circle { transform: scale(1); }

/* ─── BADGES ─────────────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: .02em;
}
.badge-primary  { background: var(--primary-pale); color: var(--primary); }
.badge-success  { background: var(--success-pale); color: var(--success); }
.badge-warning  { background: var(--warning-pale); color: #92400e; }
.badge-error    { background: var(--error-pale);   color: #991b1b; }
.badge-gray     { background: var(--gray-100);     color: var(--gray-600); }
.badge-basico      { background: #d1fae5; color: #065f46; }
.badge-intermedio  { background: #fef3c7; color: #92400e; }
.badge-avanzado    { background: #fee2e2; color: #991b1b; }

/* ─── BOTONES ────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: var(--sp-3) var(--sp-6);
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
  white-space: nowrap;
  text-decoration: none;
}
.btn:disabled { opacity: .55; cursor: not-allowed; }
.btn-sm { padding: var(--sp-2) var(--sp-4); font-size: var(--text-xs); }
.btn-lg { padding: var(--sp-4) var(--sp-8); font-size: var(--text-base); }

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-mid) 100%);
  color: white;
  box-shadow: 0 4px 14px rgba(26,86,219,.35);
}
.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-mid) 0%, var(--primary-light) 100%);
  box-shadow: 0 6px 20px rgba(26,86,219,.45);
  transform: translateY(-1px);
  color: white;
}
.btn-secondary {
  background: var(--white);
  color: var(--primary);
  border: 2px solid var(--primary);
}
.btn-secondary:hover {
  background: var(--primary-xpale);
  transform: translateY(-1px);
}
.btn-outline {
  background: rgba(255,255,255,.15);
  color: white;
  border: 2px solid rgba(255,255,255,.5);
  backdrop-filter: blur(6px);
}
.btn-outline:hover {
  background: rgba(255,255,255,.25);
  border-color: white;
  color: white;
  transform: translateY(-1px);
}
.btn-ghost {
  background: transparent;
  color: var(--gray-600);
}
.btn-ghost:hover {
  background: var(--gray-100);
  color: var(--gray-900);
}
.btn-danger {
  background: var(--error);
  color: white;
}
.btn-danger:hover { background: #dc2626; transform: translateY(-1px); }
.btn-success {
  background: var(--success);
  color: white;
}
.btn-success:hover { background: #059669; }
.btn-full { width: 100%; justify-content: center; }

/* ─── ESTADÍSTICAS ───────────────────────────────────────────── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-6);
}
.stat-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: var(--sp-8);
  text-align: center;
  box-shadow: var(--shadow);
  border: 1px solid var(--gray-100);
  transition: var(--transition);
}
.stat-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.stat-icon {
  width: 64px; height: 64px;
  border-radius: var(--radius);
  background: var(--primary-xpale);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto var(--sp-4);
  font-size: 1.8rem;
}
.stat-number {
  font-size: var(--text-4xl);
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
  margin-bottom: var(--sp-2);
}
.stat-label {
  font-size: var(--text-sm);
  color: var(--gray-500);
  font-weight: 500;
}

/* ─── FILTROS DE BÚSQUEDA ────────────────────────────────────── */
.filters-bar {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: var(--sp-5) var(--sp-6);
  margin-bottom: var(--sp-8);
  display: flex;
  gap: var(--sp-4);
  align-items: flex-end;
  flex-wrap: wrap;
  border: 1px solid var(--gray-100);
}
.filter-group {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  flex: 1;
  min-width: 160px;
}
.filter-group label {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--gray-600);
  text-transform: uppercase;
  letter-spacing: .05em;
}

/* ─── FORMULARIOS ────────────────────────────────────────────── */
.form-group {
  margin-bottom: var(--sp-5);
}
.form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: var(--sp-2);
}
.form-label .required { color: var(--error); }

.form-control {
  width: 100%;
  padding: var(--sp-3) var(--sp-4);
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius);
  font-size: var(--text-sm);
  color: var(--gray-800);
  background: var(--white);
  transition: var(--transition);
  outline: none;
  font-family: var(--font);
}
.form-control:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(26,86,219,.12);
}
.form-control::placeholder { color: var(--gray-400); }
.form-control.error-field { border-color: var(--error); }

textarea.form-control { resize: vertical; min-height: 120px; }
select.form-control { cursor: pointer; }

.form-error {
  font-size: var(--text-xs);
  color: var(--error);
  margin-top: var(--sp-1);
  display: flex;
  align-items: center;
  gap: 4px;
}
.form-hint {
  font-size: var(--text-xs);
  color: var(--gray-400);
  margin-top: var(--sp-1);
}
.form-check {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  cursor: pointer;
}
.form-check input[type=checkbox] { width: 18px; height: 18px; cursor: pointer; accent-color: var(--primary); }

/* ─── MODALES / POPUPS ────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.55);
  backdrop-filter: blur(4px);
  z-index: 9000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--sp-6);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}
.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}
.modal-box {
  background: var(--white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  max-width: 560px;
  width: 100%;
  overflow: hidden;
  transform: translateY(30px) scale(.97);
  transition: var(--transition);
  max-height: 90vh;
  display: flex;
  flex-direction: column;
}
.modal-overlay.active .modal-box {
  transform: translateY(0) scale(1);
}
.modal-header {
  padding: var(--sp-5) var(--sp-6);
  border-bottom: 1px solid var(--gray-100);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.modal-title { font-size: var(--text-lg); font-weight: 700; }
.modal-close {
  width: 32px; height: 32px;
  border-radius: 50%;
  border: none;
  background: var(--gray-100);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
  color: var(--gray-600);
  transition: var(--transition);
}
.modal-close:hover { background: var(--error-pale); color: var(--error); }
.modal-body { padding: var(--sp-6); overflow-y: auto; flex: 1; }
.modal-footer {
  padding: var(--sp-4) var(--sp-6);
  border-top: 1px solid var(--gray-100);
  display: flex;
  gap: var(--sp-3);
  justify-content: flex-end;
}

/* Popup flotante de anuncio */
.ad-popup {
  position: fixed;
  z-index: 9999;
  max-width: 420px;
  width: calc(100% - 2rem);
  background: var(--white);
  border-radius: var(--radius-xl);
  box-shadow: 0 24px 80px rgba(0,0,0,.2);
  overflow: hidden;
  transform: translateY(20px);
  opacity: 0;
  transition: var(--transition-slow);
}
.ad-popup.active { transform: translateY(0); opacity: 1; }
.ad-popup.center { top: 50%; left: 50%; transform: translate(-50%,-50%) scale(.95); }
.ad-popup.center.active { transform: translate(-50%,-50%) scale(1); opacity: 1; }
.ad-popup.bottom-right { bottom: 1.5rem; right: 1.5rem; }
.ad-popup.bottom-left  { bottom: 1.5rem; left:  1.5rem; }

.ad-popup-img { width: 100%; max-height: 200px; object-fit: cover; }
.ad-popup-body { padding: var(--sp-6); }
.ad-popup-title { font-size: var(--text-xl); font-weight: 700; margin-bottom: var(--sp-3); }
.ad-popup-text  { color: var(--gray-600); font-size: var(--text-sm); margin-bottom: var(--sp-5); }
.ad-popup-close {
  position: absolute;
  top: var(--sp-3); right: var(--sp-3);
  width: 30px; height: 30px;
  background: rgba(0,0,0,.5);
  border: none;
  border-radius: 50%;
  color: white;
  cursor: pointer;
  font-size: 1rem;
  display: flex; align-items: center; justify-content: center;
  transition: var(--transition);
  z-index: 1;
}
.ad-popup-close:hover { background: var(--error); }
.ad-popup-footer { padding: var(--sp-3) var(--sp-6) var(--sp-5); display: flex; flex-direction: column; gap: var(--sp-3); }
.ad-no-show { font-size: var(--text-xs); color: var(--gray-500); display: flex; align-items: center; gap: var(--sp-2); cursor: pointer; }

/* ─── ALERTAS ────────────────────────────────────────────────── */
.alert {
  display: flex;
  align-items: center;
  gap: var(--sp-4);
  padding: var(--sp-4) var(--sp-5);
  border-radius: var(--radius);
  font-size: var(--text-sm);
  font-weight: 500;
  margin-bottom: var(--sp-5);
  animation: slideDown .3s ease;
}
@keyframes slideDown {
  from { transform: translateY(-10px); opacity: 0; }
  to   { transform: translateY(0);     opacity: 1; }
}
.alert-icon {
  font-size: 1.1rem;
  width: 24px; height: 24px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.alert-message { flex: 1; }
.alert-close {
  background: none; border: none; cursor: pointer;
  font-size: 1.2rem; color: inherit; opacity: .7;
  padding: 0 var(--sp-2); line-height: 1;
}
.alert-close:hover { opacity: 1; }
.alert-success { background: var(--success-pale); color: #065f46; border: 1px solid #a7f3d0; }
.alert-error   { background: var(--error-pale);   color: #991b1b; border: 1px solid #fca5a5; }
.alert-warning { background: var(--warning-pale); color: #92400e; border: 1px solid #fcd34d; }
.alert-info    { background: var(--info-pale);    color: #1e40af; border: 1px solid #93c5fd; }

/* ─── BREADCRUMB ─────────────────────────────────────────────── */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  font-size: var(--text-sm);
  color: var(--gray-500);
  padding: var(--sp-4) 0;
  flex-wrap: wrap;
}
.breadcrumb a { color: var(--gray-500); }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb .sep { color: var(--gray-300); }
.breadcrumb .current { color: var(--gray-800); font-weight: 500; }

/* ─── PAGINACIÓN ─────────────────────────────────────────────── */
.pagination {
  display: flex;
  justify-content: center;
  gap: var(--sp-2);
  margin-top: var(--sp-10);
  flex-wrap: wrap;
}
.page-btn {
  min-width: 40px; height: 40px;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius);
  font-size: var(--text-sm);
  font-weight: 600;
  background: var(--white);
  border: 1.5px solid var(--gray-200);
  color: var(--gray-700);
  cursor: pointer;
  text-decoration: none;
  transition: var(--transition);
  padding: 0 var(--sp-3);
}
.page-btn:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-xpale); }
.page-btn.active { background: var(--primary); border-color: var(--primary); color: white; }
.page-btn.disabled { opacity: .4; cursor: not-allowed; pointer-events: none; }

/* ─── BANNER DE SECCIÓN ──────────────────────────────────────── */
.section-banner {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
  padding: var(--sp-12) 0;
  color: white;
  text-align: center;
}
.section-banner h1 {
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  color: white;
  margin-bottom: var(--sp-3);
}
.section-banner p {
  font-size: var(--text-lg);
  color: rgba(255,255,255,.8);
  max-width: 600px;
  margin: 0 auto;
}

/* ─── VIDEO EMBED ────────────────────────────────────────────── */
.video-embed-wrap {
  position: relative;
  padding-bottom: 56.25%; /* 16:9 */
  height: 0;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: #000;
}
.video-embed-wrap iframe {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  border: none;
}

/* ─── DETAIL PAGE ────────────────────────────────────────────── */
.detail-page {
  padding: var(--sp-10) 0;
}
.detail-grid {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: var(--sp-10);
  align-items: start;
}
.detail-cover {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  position: sticky;
  top: calc(68px + var(--sp-6));
}
.detail-cover img {
  width: 100%;
  object-fit: cover;
}
.detail-info {}
.detail-title { font-size: clamp(1.6rem, 3vw, 2.2rem); margin-bottom: var(--sp-4); }
.detail-meta-list {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  margin: var(--sp-6) 0;
  padding: var(--sp-5);
  background: var(--gray-50);
  border-radius: var(--radius);
  border: 1px solid var(--gray-100);
}
.detail-meta-row {
  display: flex;
  gap: var(--sp-4);
  align-items: center;
}
.detail-meta-row .key {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--gray-500);
  min-width: 120px;
}
.detail-meta-row .val {
  font-size: var(--text-sm);
  color: var(--gray-800);
}
.detail-actions { display: flex; gap: var(--sp-4); flex-wrap: wrap; margin-top: var(--sp-6); }
.detail-desc {
  font-size: var(--text-base);
  color: var(--gray-700);
  line-height: 1.8;
  margin-top: var(--sp-6);
}

/* ─── RELATED SECTION ────────────────────────────────────────── */
.related-section { margin-top: var(--sp-12); }
.related-title {
  font-size: var(--text-xl);
  font-weight: 700;
  margin-bottom: var(--sp-6);
  padding-bottom: var(--sp-3);
  border-bottom: 2px solid var(--primary-pale);
}

/* ─── CTA SECTION ────────────────────────────────────────────── */
.cta-section {
  padding: var(--sp-20) 0;
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 60%, var(--primary-light) 100%);
  text-align: center;
  color: white;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  top: -40%; right: -5%;
  width: 500px; height: 500px;
  border-radius: 50%;
  background: rgba(255,255,255,.06);
}
.cta-section h2 { font-size: clamp(1.8rem,3.5vw,2.5rem); color: white; margin-bottom: var(--sp-4); }
.cta-section p  { font-size: var(--text-lg); color: rgba(255,255,255,.8); margin-bottom: var(--sp-8); max-width: 600px; margin-left: auto; margin-right: auto; }
.cta-actions { display: flex; justify-content: center; gap: var(--sp-4); flex-wrap: wrap; }

/* ─── EMPTY STATE ────────────────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: var(--sp-20) var(--sp-6);
  color: var(--gray-400);
}
.empty-state-icon { font-size: 4rem; margin-bottom: var(--sp-4); }
.empty-state h3 { font-size: var(--text-xl); color: var(--gray-600); margin-bottom: var(--sp-3); }
.empty-state p  { font-size: var(--text-sm); }

/* ─── TOAST NOTIFICATIONS ────────────────────────────────────── */
.toast-container {
  position: fixed;
  bottom: var(--sp-6);
  right: var(--sp-6);
  z-index: 9998;
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}
.toast {
  min-width: 260px;
  max-width: 380px;
  background: var(--gray-900);
  color: white;
  padding: var(--sp-4) var(--sp-5);
  border-radius: var(--radius);
  font-size: var(--text-sm);
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  box-shadow: var(--shadow-lg);
  animation: toastIn .35s cubic-bezier(.4,0,.2,1);
}
.toast.toast-success { background: var(--success); }
.toast.toast-error   { background: var(--error); }
.toast.toast-warning { background: var(--warning); color: var(--gray-900); }
@keyframes toastIn {
  from { transform: translateX(100%); opacity: 0; }
  to   { transform: translateX(0);   opacity: 1; }
}

/* ─── BACK TO TOP ────────────────────────────────────────────── */
.back-to-top {
  position: fixed;
  bottom: var(--sp-8);
  right: var(--sp-8);
  width: 48px; height: 48px;
  background: var(--primary);
  color: white;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  z-index: 999;
  font-size: 1.1rem;
}
.back-to-top.visible { opacity: 1; visibility: visible; }
.back-to-top:hover { background: var(--primary-mid); transform: translateY(-3px); }

/* ─── FOOTER ─────────────────────────────────────────────────── */
.site-footer {
  background: var(--primary-dark);
  color: rgba(255,255,255,.8);
  padding: var(--sp-16) 0 var(--sp-8);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--sp-10);
  margin-bottom: var(--sp-10);
}
.footer-logo {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  color: white;
  font-size: var(--text-xl);
  font-weight: 800;
  margin-bottom: var(--sp-4);
}
.footer-desc {
  font-size: var(--text-sm);
  line-height: 1.7;
  margin-bottom: var(--sp-5);
}
.footer-socials { display: flex; gap: var(--sp-3); }
.social-btn {
  width: 38px; height: 38px;
  border-radius: var(--radius);
  background: rgba(255,255,255,.1);
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,.8);
  transition: var(--transition);
  font-size: 1.1rem;
  text-decoration: none;
}
.social-btn:hover { background: var(--primary-light); color: white; transform: translateY(-2px); }

.footer-col h4 {
  font-size: var(--text-sm);
  font-weight: 700;
  color: white;
  text-transform: uppercase;
  letter-spacing: .08em;
  margin-bottom: var(--sp-5);
}
.footer-links { display: flex; flex-direction: column; gap: var(--sp-3); }
.footer-links a {
  font-size: var(--text-sm);
  color: rgba(255,255,255,.65);
  text-decoration: none;
  transition: var(--transition);
}
.footer-links a:hover { color: white; padding-left: 4px; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding-top: var(--sp-6);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--text-sm);
  color: rgba(255,255,255,.5);
  flex-wrap: wrap;
  gap: var(--sp-4);
}

/* ─── TABS ───────────────────────────────────────────────────── */
.tabs {
  display: flex;
  gap: var(--sp-2);
  border-bottom: 2px solid var(--gray-200);
  margin-bottom: var(--sp-8);
  overflow-x: auto;
}
.tab-btn {
  padding: var(--sp-3) var(--sp-5);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--gray-500);
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  transition: var(--transition);
  margin-bottom: -2px;
}
.tab-btn:hover { color: var(--primary); }
.tab-btn.active { color: var(--primary); border-bottom-color: var(--primary); }
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* ─── SKELETON LOADING ────────────────────────────────────────── */
.skeleton {
  background: linear-gradient(90deg, var(--gray-100) 0%, var(--gray-200) 50%, var(--gray-100) 100%);
  background-size: 200% 100%;
  animation: shimmer 1.4s infinite;
  border-radius: var(--radius-sm);
}
@keyframes shimmer {
  0%   { background-position: -200% 0; }
  100% { background-position:  200% 0; }
}
.skeleton-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--gray-100);
}
.skel-img  { height: 180px; }
.skel-line { height: 14px; margin: var(--sp-3) var(--sp-5); }
.skel-line.short { width: 60%; }
.skel-line.mid   { width: 80%; }

/* ─── PAGE TRANSITIONS ───────────────────────────────────────── */
.fade-in-up {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .5s ease, transform .5s ease;
}
.fade-in-up.visible { opacity: 1; transform: translateY(0); }

/* ─── CONTACT PAGE ───────────────────────────────────────────── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: var(--sp-12);
  align-items: start;
}
.contact-info-card {
  background: var(--primary-dark);
  color: white;
  border-radius: var(--radius-xl);
  padding: var(--sp-10);
}
.contact-info-card h2 { color: white; margin-bottom: var(--sp-4); }
.contact-info-card p  { color: rgba(255,255,255,.75); margin-bottom: var(--sp-8); }
.contact-items { display: flex; flex-direction: column; gap: var(--sp-5); }
.contact-item  { display: flex; gap: var(--sp-4); align-items: flex-start; }
.contact-item-icon {
  width: 44px; height: 44px;
  background: rgba(255,255,255,.1);
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}
.contact-item-text strong { display: block; color: white; margin-bottom: 2px; font-size: var(--text-sm); }
.contact-item-text span { font-size: var(--text-sm); color: rgba(255,255,255,.65); }
.contact-form-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: var(--sp-10);
  box-shadow: var(--shadow-md);
}

/* ─── RESPONSIVE ─────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .stats-grid    { grid-template-columns: repeat(2,1fr); }
  .footer-grid   { grid-template-columns: 1fr 1fr; }
  .cards-grid-3  { grid-template-columns: repeat(2,1fr); }
  .detail-grid   { grid-template-columns: 260px 1fr; }
}
@media (max-width: 768px) {
  .hamburger      { display: flex; }
  .header-search  { display: none; }
  .nav-menu {
    display: none;
    position: absolute;
    top: 68px; left: 0; right: 0;
    background: var(--white);
    border-bottom: 1px solid var(--gray-100);
    flex-direction: column;
    padding: var(--sp-4);
    gap: var(--sp-2);
    box-shadow: var(--shadow-md);
  }
  .nav-menu.open  { display: flex; }
  .nav-menu a { width: 100%; border-radius: var(--radius); }
  .hero-inner { grid-template-columns: 1fr; text-align: center; }
  .hero-visual { display: none; }
  .hero-actions { justify-content: center; }
  .stats-grid { grid-template-columns: repeat(2,1fr); }
  .footer-grid { grid-template-columns: 1fr; gap: var(--sp-8); }
  .footer-bottom { flex-direction: column; text-align: center; }
  .cards-grid { grid-template-columns: 1fr; }
  .cards-grid-4 { grid-template-columns: repeat(2,1fr); }
  .cards-grid-3 { grid-template-columns: 1fr; }
  .detail-grid { grid-template-columns: 1fr; }
  .detail-cover { position: static; }
  .contact-grid { grid-template-columns: 1fr; }
  .filters-bar { flex-direction: column; }
  .back-to-top { bottom: var(--sp-4); right: var(--sp-4); }
}
@media (max-width: 480px) {
  .container { padding: 0 var(--sp-4); }
  .stats-grid { grid-template-columns: 1fr; }
  .cards-grid-4 { grid-template-columns: 1fr; }
  .section { padding: var(--sp-10) 0; }
  .hero { padding: var(--sp-12) 0; }
  .btn-lg { padding: var(--sp-3) var(--sp-6); font-size: var(--text-sm); }
}

/* ════════════════════════════════════════════════════════════════
   COMPONENTES ADICIONALES – páginas públicas y admin
   ════════════════════════════════════════════════════════════════ */

/* ─── FILTERS BAR ────────────────────────────────────────────── */
.filters-bar {
  display: flex;
  gap: var(--sp-4);
  align-items: flex-end;
  flex-wrap: wrap;
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: var(--sp-5) var(--sp-6);
  box-shadow: var(--shadow);
  border: 1px solid var(--gray-100);
  margin-bottom: var(--sp-8);
}
.filter-group {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  flex: 1;
  min-width: 160px;
}
.filter-group label {
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--gray-500);
  text-transform: uppercase;
  letter-spacing: .06em;
}

/* ─── FORM ELEMENTS ──────────────────────────────────────────── */
.form-group  { margin-bottom: var(--sp-5); }
.form-label  {
  display: block;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: var(--sp-2);
}
.form-label .required, .required { color: var(--error); }
.form-control {
  width: 100%;
  padding: var(--sp-3) var(--sp-4);
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius);
  font-size: var(--text-sm);
  color: var(--gray-800);
  font-family: var(--font);
  background: var(--white);
  outline: none;
  transition: var(--transition);
  line-height: 1.5;
}
.form-control:focus       { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(26,86,219,.1); }
.form-control.error-field { border-color: var(--error); }
textarea.form-control     { resize: vertical; min-height: 120px; }
select.form-control       { cursor: pointer; }
.form-hint  { font-size: var(--text-xs); color: var(--gray-400); margin-top: var(--sp-2); }
.form-error { font-size: var(--text-xs); color: var(--error); margin-top: var(--sp-2); }

/* ─── ALERTS ─────────────────────────────────────────────────── */
.alert {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-3);
  padding: var(--sp-4) var(--sp-5);
  border-radius: var(--radius);
  font-size: var(--text-sm);
  margin-bottom: var(--sp-6);
  animation: fadeInDown .3s ease;
}
.alert-icon    { font-size: 1rem; flex-shrink: 0; margin-top: 1px; }
.alert-message { flex: 1; }
.alert-close   { background: none; border: none; cursor: pointer; font-size: 1.2rem; opacity: .6; padding: 0; color: inherit; }
.alert-close:hover { opacity: 1; }
.alert-success { background: var(--success-pale); color: #065f46; border: 1px solid #a7f3d0; }
.alert-error   { background: var(--error-pale);   color: #991b1b; border: 1px solid #fca5a5; }
.alert-warning { background: var(--warning-pale); color: #92400e; border: 1px solid #fcd34d; }
.alert-info    { background: var(--info-pale);    color: #1e40af; border: 1px solid #93c5fd; }
@keyframes fadeInDown {
  from { transform: translateY(-10px); opacity: 0; }
  to   { transform: translateY(0);     opacity: 1; }
}

/* ─── BADGE EXTRAS ───────────────────────────────────────────── */
.badge-success    { background: var(--success-pale); color: #065f46; }
.badge-basico     { background: #d1fae5; color: #065f46; }
.badge-intermedio { background: #fef3c7; color: #92400e; }
.badge-avanzado   { background: #fee2e2; color: #991b1b; }
.badge-gray       { background: var(--gray-100); color: var(--gray-600); }
.badge-warning    { background: var(--warning-pale); color: #92400e; }

/* ─── BTN EXTRAS ─────────────────────────────────────────────── */
.btn-full { width: 100%; justify-content: center; }
.btn-ghost {
  background: transparent;
  color: var(--primary);
  border: 1.5px solid var(--gray-200);
}
.btn-ghost:hover { background: var(--primary-xpale); border-color: var(--primary); }

/* ─── CONTAINER NARROW ───────────────────────────────────────── */
.container-sm {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 var(--sp-6);
}

/* ─── SECTION ALT ────────────────────────────────────────────── */
.section-alt { background: var(--gray-50); }

/* ─── HERO EXTRAS ────────────────────────────────────────────── */
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  background: rgba(255,255,255,.15);
  backdrop-filter: blur(6px);
  border: 1px solid rgba(255,255,255,.25);
  color: white;
  font-size: var(--text-sm);
  font-weight: 600;
  padding: var(--sp-2) var(--sp-4);
  border-radius: 99px;
  margin-bottom: var(--sp-5);
}
.hero-desc {
  font-size: var(--text-lg);
  color: rgba(255,255,255,.85);
  line-height: 1.7;
  margin-bottom: var(--sp-8);
  max-width: 540px;
}
.hero-actions { display: flex; gap: var(--sp-4); flex-wrap: wrap; }
.hero-card-float {
  background: rgba(255,255,255,.1);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: var(--radius-xl);
  padding: var(--sp-8);
  text-align: center;
  box-shadow: var(--shadow-lg);
}
.hero-stats-mini {
  display: grid;
  grid-template-columns: repeat(4,1fr);
  gap: var(--sp-4);
  margin-top: var(--sp-5);
}
.hero-stat-item .number { font-size: var(--text-2xl); font-weight: 800; color: white; }
.hero-stat-item .label  { font-size: var(--text-xs); color: rgba(255,255,255,.6); margin-top: 2px; }

/* ─── PLAY BUTTON (video cards) ──────────────────────────────── */
.card-video-wrap {
  position: relative;
  overflow: hidden;
  background: #000;
  aspect-ratio: 16/9;
}
.card-video-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s ease, opacity .3s ease;
  display: block;
}
.card-video-wrap:hover img { transform: scale(1.04); opacity: .85; }
.play-btn-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
  cursor: pointer;
}
.play-btn-circle {
  width: 56px; height: 56px;
  border-radius: 50%;
  background: rgba(255,255,255,.92);
  display: flex; align-items: center; justify-content: center;
  color: var(--primary);
  box-shadow: 0 4px 20px rgba(0,0,0,.35);
  transition: var(--transition);
  transform: scale(0.9);
}
.play-btn-overlay:hover .play-btn-circle { transform: scale(1.05); background: white; }

/* ─── CARD COVER BOOK ────────────────────────────────────────── */
.card-cover-book { aspect-ratio: 3 / 4 !important; height: auto !important; }

/* ─── FOOTER span (texto sin enlace) ─────────────────────────── */
.footer-links span { font-size: var(--text-sm); color: rgba(255,255,255,.5); }

/* ─── AD POPUP MODAL ─────────────────────────────────────────── */
.ad-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.55);
  backdrop-filter: blur(4px);
  z-index: 8000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--sp-5);
  animation: fadeIn .3s ease;
}
.ad-modal-overlay.bottom-right { align-items: flex-end; justify-content: flex-end; padding: var(--sp-8); }
.ad-modal-overlay.bottom-left  { align-items: flex-end; justify-content: flex-start; padding: var(--sp-8); }
.ad-modal-box {
  background: var(--white);
  border-radius: var(--radius-xl);
  box-shadow: 0 24px 80px rgba(0,0,0,.3);
  max-width: 480px;
  width: 100%;
  overflow: hidden;
  animation: slideUpModal .35s cubic-bezier(.4,0,.2,1);
  position: relative;
}
.ad-modal-close {
  position: absolute;
  top: var(--sp-3);
  right: var(--sp-3);
  width: 32px; height: 32px;
  background: rgba(0,0,0,.2);
  border: none; border-radius: 50%;
  font-size: 1.1rem;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  color: white;
  transition: var(--transition);
  z-index: 1;
}
.ad-modal-close:hover { background: rgba(0,0,0,.4); }
.ad-modal-img    { width: 100%; max-height: 220px; object-fit: cover; display: block; }
.ad-modal-body   { padding: var(--sp-6) var(--sp-7) var(--sp-7); }
.ad-modal-title  { font-size: var(--text-xl); font-weight: 700; margin-bottom: var(--sp-3); }
.ad-modal-content{ font-size: var(--text-sm); color: var(--gray-600); margin-bottom: var(--sp-5); line-height: 1.7; }
.ad-modal-footer { display: flex; align-items: center; justify-content: space-between; gap: var(--sp-4); flex-wrap: wrap; }
.ad-no-show { display: flex; align-items: center; gap: var(--sp-2); font-size: var(--text-xs); color: var(--gray-500); cursor: pointer; }
.ad-no-show input { accent-color: var(--primary); width: 14px; height: 14px; }
@keyframes slideUpModal {
  from { transform: translateY(30px); opacity: 0; }
  to   { transform: translateY(0);    opacity: 1; }
}

/* ─── VIDEO MODAL (genérico) ─────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.7);
  backdrop-filter: blur(6px);
  z-index: 9000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--sp-5);
  opacity: 0;
  visibility: hidden;
  transition: opacity .25s ease, visibility .25s ease;
}
.modal-overlay.active { opacity: 1; visibility: visible; }
.modal-box {
  background: var(--white);
  border-radius: var(--radius-xl);
  box-shadow: 0 30px 100px rgba(0,0,0,.4);
  width: 100%;
  max-width: 700px;
  overflow: hidden;
  transform: scale(.95);
  transition: transform .25s ease;
}
.modal-overlay.active .modal-box { transform: scale(1); }
.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--sp-4) var(--sp-6);
  border-bottom: 1px solid var(--gray-100);
}
.modal-title { font-size: var(--text-base); font-weight: 700; }
.modal-close {
  width: 34px; height: 34px;
  background: var(--gray-100);
  border: none; border-radius: 50%;
  font-size: 1.2rem;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: var(--transition);
}
.modal-close:hover { background: var(--gray-200); }
.modal-body { padding: 0; }

/* ─── GRADIENT TEXT ──────────────────────────────────────────── */
.gradient-text {
  background: linear-gradient(90deg, #93c5fd, #e0f2fe);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ─── RESPONSIVE EXTRAS ──────────────────────────────────────── */
@media (max-width: 768px) {
  .hero-stats-mini   { grid-template-columns: repeat(2,1fr); }
  .container-sm      { padding: 0 var(--sp-4); }
  .filters-bar       { flex-direction: column; }
  .filter-group      { min-width: 100%; }
  .ad-modal-overlay.bottom-right,
  .ad-modal-overlay.bottom-left { align-items: center; justify-content: center; padding: var(--sp-5); }
}
@media (max-width: 480px) {
  .hero-stats-mini { grid-template-columns: repeat(2,1fr); }
  .hero-card-float { padding: var(--sp-5); }
  .ad-modal-box    { max-width: 100%; }
}