/* =============================================
   ND2 Technology - Estilos Globales
   ============================================= */

@import url('https://fonts.googleapis.com/css2?family=Rajdhani:wght@400;500;600;700&family=Inter:wght@300;400;500;600&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  --primary: #0055cc;
  --primary-light: #1a6ee0;
  --primary-dark: #003a99;
  --accent: #00c2ff;
  --accent-glow: rgba(0, 194, 255, 0.3);
  --dark: #050c1a;
  --dark-2: #080f1e;
  --dark-3: #0d1828;
  --dark-4: #111f33;
  --dark-5: #162540;
  --card-bg: rgba(13, 24, 40, 0.95);
  --border: rgba(0, 85, 204, 0.25);
  --border-light: rgba(0, 194, 255, 0.15);
  --text: #c8d8f0;
  --text-muted: #6080a0;
  --text-light: #8aaccc;
  --success: #00e676;
  --warning: #ffb300;
  --danger: #ff1744;
  --font-display: 'Rajdhani', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --radius: 8px;
  --radius-lg: 16px;
  --shadow: 0 4px 24px rgba(0,0,0,0.4);
  --shadow-glow: 0 0 30px rgba(0, 85, 204, 0.3);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--dark);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

a { color: var(--accent); text-decoration: none; transition: var(--transition); }
a:hover { color: #fff; }

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

/* ---- SCROLLBAR ---- */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--dark-2); }
::-webkit-scrollbar-thumb { background: var(--primary); border-radius: 3px; }

/* =============================================
   NAVBAR
   ============================================= */
.navbar {
  position: fixed; top: 0; width: 100%; z-index: 1000;
  background: rgba(5, 12, 26, 0.92);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 0 2rem;
  height: 70px;
  display: flex; align-items: center; justify-content: space-between;
  transition: var(--transition);
}

.navbar.scrolled {
  background: rgba(5, 12, 26, 0.98);
  box-shadow: 0 2px 30px rgba(0,0,0,0.5);
}

.nav-logo {
  display: flex; align-items: center; gap: 12px;
}

.nav-logo img { height: 40px; }

.nav-logo-text {
  font-family: var(--font-display);
  font-size: 1.5rem; font-weight: 700;
  color: #fff;
  letter-spacing: 1px;
}

.nav-logo-text span { color: var(--accent); }

.nav-links {
  display: flex; align-items: center; gap: 2rem;
  list-style: none;
}

.nav-links a {
  font-family: var(--font-display);
  font-size: 0.95rem; font-weight: 500;
  color: var(--text-light);
  letter-spacing: 0.5px;
  position: relative;
  padding-bottom: 4px;
}

.nav-links a::after {
  content: ''; position: absolute; bottom: 0; left: 0;
  width: 0; height: 2px;
  background: var(--accent);
  transition: var(--transition);
}

.nav-links a:hover, .nav-links a.active {
  color: #fff;
}

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

.btn-login-nav {
  background: transparent;
  border: 1px solid var(--accent);
  color: var(--accent) !important;
  padding: 8px 20px;
  border-radius: var(--radius);
  font-family: var(--font-display) !important;
  font-weight: 600 !important;
  letter-spacing: 1px !important;
  transition: var(--transition) !important;
}

.btn-login-nav:hover {
  background: var(--accent) !important;
  color: var(--dark) !important;
  box-shadow: 0 0 20px var(--accent-glow);
}

.btn-login-nav::after { display: none !important; }

.hamburger {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 5px;
}

.hamburger span {
  display: block; width: 24px; height: 2px;
  background: var(--accent); transition: var(--transition);
}

/* =============================================
   HERO
   ============================================= */
.hero {
  min-height: 100vh;
  display: flex; align-items: center;
  position: relative;
  overflow: hidden;
  background: radial-gradient(ellipse at 20% 50%, rgba(0,85,204,0.15) 0%, transparent 60%),
              radial-gradient(ellipse at 80% 20%, rgba(0,194,255,0.08) 0%, transparent 50%),
              var(--dark);
}

.hero-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(0,85,204,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,85,204,0.06) 1px, transparent 1px);
  background-size: 50px 50px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
}

.hero-container {
  max-width: 1200px; margin: 0 auto;
  padding: 120px 2rem 80px;
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 4rem; align-items: center;
  position: relative; z-index: 1;
}

.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(0,194,255,0.1);
  border: 1px solid rgba(0,194,255,0.3);
  border-radius: 50px;
  padding: 6px 16px;
  font-family: var(--font-mono);
  font-size: 0.72rem; color: var(--accent);
  letter-spacing: 1px;
  margin-bottom: 1.5rem;
  animation: pulse-badge 2s ease-in-out infinite;
}

@keyframes pulse-badge {
  0%, 100% { box-shadow: 0 0 0 0 rgba(0,194,255,0.2); }
  50% { box-shadow: 0 0 0 8px rgba(0,194,255,0); }
}

.hero-badge-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--accent);
  animation: blink 1.5s ease-in-out infinite;
}

@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0.3} }

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
  color: #fff;
  line-height: 1.1;
  letter-spacing: -0.5px;
  margin-bottom: 1.5rem;
}

.hero h1 span { color: var(--accent); }

.hero-desc {
  font-size: 1.05rem; color: var(--text-light);
  line-height: 1.8; margin-bottom: 2.5rem;
  max-width: 500px;
}

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

.btn-primary {
  background: var(--primary);
  color: #fff;
  padding: 14px 32px;
  border-radius: var(--radius);
  font-family: var(--font-display);
  font-size: 1rem; font-weight: 600;
  letter-spacing: 0.5px;
  border: 1px solid var(--primary-light);
  cursor: pointer;
  transition: var(--transition);
  display: inline-flex; align-items: center; gap: 8px;
}

.btn-primary:hover {
  background: var(--primary-light);
  box-shadow: var(--shadow-glow);
  color: #fff;
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--text);
  padding: 14px 32px;
  border-radius: var(--radius);
  font-family: var(--font-display);
  font-size: 1rem; font-weight: 600;
  letter-spacing: 0.5px;
  border: 1px solid var(--border);
  cursor: pointer;
  transition: var(--transition);
  display: inline-flex; align-items: center; gap: 8px;
}

.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

.hero-visual {
  position: relative;
  display: flex; justify-content: center; align-items: center;
}

.hero-card-3d {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  width: 100%; max-width: 420px;
  position: relative;
  box-shadow: var(--shadow), 0 0 60px rgba(0,85,204,0.1);
  animation: float 4s ease-in-out infinite;
}

@keyframes float {
  0%,100% { transform: translateY(0px); }
  50% { transform: translateY(-12px); }
}

.hero-card-header {
  display: flex; align-items: center; gap: 10px;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}

.hero-card-dots { display: flex; gap: 6px; }
.hero-card-dot {
  width: 10px; height: 10px; border-radius: 50%;
}
.hero-card-dot:nth-child(1) { background: #ff5f57; }
.hero-card-dot:nth-child(2) { background: #febc2e; }
.hero-card-dot:nth-child(3) { background: #28c840; }

.hero-card-title {
  font-family: var(--font-mono);
  font-size: 0.8rem; color: var(--text-muted);
}

.hero-stat {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 14px;
  border-radius: var(--radius);
  background: rgba(0,85,204,0.1);
  border: 1px solid var(--border-light);
  margin-bottom: 10px;
  transition: var(--transition);
}

.hero-stat:hover { border-color: var(--accent); }

.hero-stat-icon {
  width: 36px; height: 36px; border-radius: 8px;
  background: var(--primary);
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem; flex-shrink: 0;
  color: #fff;
}

.hero-stat-info { flex: 1; }
.hero-stat-value {
  font-family: var(--font-display);
  font-size: 1.1rem; font-weight: 700; color: #fff;
}
.hero-stat-label {
  font-size: 0.72rem; color: var(--text-muted);
}

.hero-stat-bar {
  width: 60px; height: 4px; background: var(--dark-5); border-radius: 2px; overflow: hidden;
}

.hero-stat-fill {
  height: 100%; background: var(--accent); border-radius: 2px;
  animation: fill-bar 2s ease-out forwards;
}

@keyframes fill-bar { from{width:0} }

.hero-stats-bottom {
  display: grid; grid-template-columns: repeat(3,1fr);
  gap: 10px; margin-top: 1rem;
}

.hero-mini-stat {
  text-align: center; padding: 10px;
  background: rgba(0,194,255,0.05);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.hero-mini-stat-num {
  font-family: var(--font-display);
  font-size: 1.3rem; font-weight: 700; color: var(--accent);
}

.hero-mini-stat-label {
  font-size: 0.65rem; color: var(--text-muted);
  text-transform: uppercase; letter-spacing: 1px;
}

/* =============================================
   SECCIONES GENERALES
   ============================================= */
section { padding: 6rem 0; }

.container {
  max-width: 1200px; margin: 0 auto;
  padding: 0 2rem;
}

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

.section-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.72rem; color: var(--accent);
  letter-spacing: 3px; text-transform: uppercase;
  margin-bottom: 1rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700; color: #fff;
  line-height: 1.2;
}

.section-title span { color: var(--accent); }

.section-desc {
  color: var(--text-light);
  max-width: 600px; margin: 1rem auto 0;
  font-size: 1rem; line-height: 1.8;
}

/* =============================================
   CURSOS CARD
   ============================================= */
.cursos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
}

.curso-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
  position: relative;
}

.curso-card:hover {
  transform: translateY(-6px);
  border-color: var(--primary);
  box-shadow: var(--shadow), 0 0 40px rgba(0,85,204,0.15);
}

.curso-card-img {
  height: 160px;
  background: linear-gradient(135deg, var(--dark-4), var(--dark-5));
  display: flex; align-items: center; justify-content: center;
  font-size: 3rem;
  border-bottom: 1px solid var(--border);
  position: relative; overflow: hidden;
}

.curso-card-img::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(0,85,204,0.2), rgba(0,194,255,0.05));
}

.curso-badge {
  position: absolute; top: 12px; right: 12px;
  padding: 4px 10px;
  border-radius: 50px;
  font-family: var(--font-mono);
  font-size: 0.65rem; letter-spacing: 1px;
  text-transform: uppercase;
}

.badge-principiante { background: rgba(0,230,118,0.15); color: #00e676; border: 1px solid rgba(0,230,118,0.3); }
.badge-intermedio    { background: rgba(255,179,0,0.15); color: #ffb300; border: 1px solid rgba(255,179,0,0.3); }
.badge-avanzado      { background: rgba(255,23,68,0.15); color: #ff1744; border: 1px solid rgba(255,23,68,0.3); }

.curso-card-body { padding: 1.5rem; }

.curso-card-cat {
  font-family: var(--font-mono);
  font-size: 0.7rem; color: var(--accent);
  letter-spacing: 1px; text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.curso-card-title {
  font-family: var(--font-display);
  font-size: 1.15rem; font-weight: 600; color: #fff;
  margin-bottom: 0.75rem; line-height: 1.3;
}

.curso-card-desc {
  font-size: 0.85rem; color: var(--text-light);
  line-height: 1.6; margin-bottom: 1.5rem;
}

.curso-card-meta {
  display: flex; gap: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

.curso-meta-item {
  display: flex; align-items: center; gap: 6px;
  font-size: 0.8rem; color: var(--text-muted);
}

.curso-meta-item i { color: var(--primary-light); }

/* =============================================
   SERVICIOS
   ============================================= */
.servicios-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.servicio-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  position: relative; overflow: hidden;
  transition: var(--transition);
}

.servicio-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  transform: scaleX(0); transform-origin: left;
  transition: var(--transition);
}

.servicio-card:hover::before { transform: scaleX(1); }
.servicio-card:hover {
  transform: translateY(-4px);
  border-color: var(--primary);
  box-shadow: var(--shadow);
}

.servicio-icon {
  width: 56px; height: 56px; border-radius: 12px;
  background: rgba(0,85,204,0.15);
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem; color: var(--accent);
  margin-bottom: 1.5rem;
  transition: var(--transition);
}

.servicio-card:hover .servicio-icon {
  background: var(--primary);
  color: #fff;
}

.servicio-title {
  font-family: var(--font-display);
  font-size: 1.2rem; font-weight: 600; color: #fff;
  margin-bottom: 0.75rem;
}

.servicio-desc {
  font-size: 0.88rem; color: var(--text-light);
  line-height: 1.7; margin-bottom: 1.5rem;
}

.servicio-tags { display: flex; flex-wrap: wrap; gap: 6px; }

.tag {
  padding: 3px 10px;
  background: rgba(0,85,204,0.1);
  border: 1px solid var(--border);
  border-radius: 50px;
  font-size: 0.7rem; color: var(--text-light);
}

/* =============================================
   NOTICIAS
   ============================================= */
.noticias-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.noticia-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
}

.noticia-card:hover {
  transform: translateY(-4px);
  border-color: var(--primary);
  box-shadow: var(--shadow);
}

.noticia-img {
  height: 200px;
  background: linear-gradient(135deg, var(--dark-4), var(--dark-3));
  display: flex; align-items: center; justify-content: center;
  font-size: 2.5rem; overflow: hidden;
}

.noticia-img img {
  width: 100%; height: 100%; object-fit: cover;
}

.noticia-body { padding: 1.5rem; }

.noticia-cat {
  font-family: var(--font-mono);
  font-size: 0.65rem; letter-spacing: 2px; text-transform: uppercase;
  color: var(--accent); margin-bottom: 0.75rem;
}

.noticia-title {
  font-family: var(--font-display);
  font-size: 1.1rem; font-weight: 600; color: #fff;
  margin-bottom: 0.75rem; line-height: 1.3;
}

.noticia-title a:hover { color: var(--accent); }

.noticia-desc {
  font-size: 0.85rem; color: var(--text-light);
  line-height: 1.6; margin-bottom: 1rem;
}

.noticia-meta {
  display: flex; align-items: center; justify-content: space-between;
  font-size: 0.75rem; color: var(--text-muted);
  padding-top: 1rem; border-top: 1px solid var(--border);
}

/* =============================================
   CONTACTO
   ============================================= */
.contacto-grid {
  display: grid; grid-template-columns: 1fr 1.5fr;
  gap: 4rem;
}

.contacto-info-item {
  display: flex; gap: 1rem; margin-bottom: 2rem;
}

.contacto-icon {
  width: 48px; height: 48px; border-radius: 10px;
  background: rgba(0,85,204,0.15);
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  color: var(--accent); font-size: 1.2rem; flex-shrink: 0;
}

.contacto-info-text h4 {
  font-family: var(--font-display);
  font-size: 1rem; color: #fff; margin-bottom: 4px;
}

.contacto-info-text p {
  font-size: 0.88rem; color: var(--text-light);
}

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

.form-group label {
  display: block;
  font-size: 0.8rem; font-weight: 500;
  color: var(--text-light);
  margin-bottom: 6px;
  letter-spacing: 0.5px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  background: var(--dark-3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 16px;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.9rem;
  transition: var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0,85,204,0.15);
  background: var(--dark-4);
}

.form-group textarea { resize: vertical; min-height: 130px; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

/* =============================================
   FOOTER
   ============================================= */
footer {
  background: var(--dark-2);
  border-top: 1px solid var(--border);
  padding: 4rem 0 2rem;
}

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

.footer-brand p {
  font-size: 0.88rem; color: var(--text-light);
  line-height: 1.8; margin-top: 1rem; margin-bottom: 1.5rem;
  max-width: 280px;
}

.footer-social { display: flex; gap: 10px; }

.social-link {
  width: 36px; height: 36px; border-radius: 8px;
  background: var(--dark-3);
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-muted); font-size: 0.9rem;
  transition: var(--transition);
}

.social-link:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

.footer-col h4 {
  font-family: var(--font-display);
  font-size: 1rem; font-weight: 600; color: #fff;
  margin-bottom: 1.25rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
}

.footer-col ul { list-style: none; }

.footer-col ul li {
  margin-bottom: 0.6rem;
}

.footer-col ul li a {
  font-size: 0.88rem; color: var(--text-light);
}

.footer-col ul li a:hover { color: var(--accent); padding-left: 4px; }

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 1rem;
  font-size: 0.8rem; color: var(--text-muted);
}

/* =============================================
   LOGIN
   ============================================= */
.login-page {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  background: radial-gradient(ellipse at center, rgba(0,85,204,0.1) 0%, transparent 70%), var(--dark);
  padding: 2rem;
}

.login-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 3rem;
  width: 100%; max-width: 420px;
  position: relative; overflow: hidden;
}

.login-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
}

.login-logo {
  text-align: center; margin-bottom: 2rem;
}

.login-logo img { height: 50px; margin-bottom: 0.5rem; }

.login-logo h2 {
  font-family: var(--font-display);
  font-size: 1.5rem; color: #fff;
}

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

/* =============================================
   DASHBOARD ADMIN
   ============================================= */
.admin-layout {
  display: flex; min-height: 100vh;
}

.sidebar {
  width: 260px; flex-shrink: 0;
  background: var(--dark-2);
  border-right: 1px solid var(--border);
  display: flex; flex-direction: column;
  position: fixed; top: 0; left: 0;
  height: 100vh; overflow-y: auto; z-index: 100;
}

.sidebar-logo {
  padding: 1.5rem;
  border-bottom: 1px solid var(--border);
  font-family: var(--font-display);
  font-size: 1.1rem; font-weight: 700; color: #fff;
}

.sidebar-logo span { color: var(--accent); }

.sidebar-nav { flex: 1; padding: 1rem 0; }

.sidebar-section {
  padding: 0.5rem 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.65rem; color: var(--text-muted);
  letter-spacing: 2px; text-transform: uppercase;
  margin-top: 1rem;
}

.sidebar-link {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 1.5rem;
  color: var(--text-light);
  font-size: 0.9rem;
  transition: var(--transition);
  border-left: 3px solid transparent;
  position: relative;
}

.sidebar-link:hover, .sidebar-link.active {
  color: #fff;
  background: rgba(0,85,204,0.1);
  border-left-color: var(--accent);
}

.sidebar-link i { width: 18px; text-align: center; }

.sidebar-badge {
  margin-left: auto;
  background: var(--danger);
  color: #fff; font-size: 0.7rem;
  padding: 2px 7px; border-radius: 50px;
}

.admin-main {
  margin-left: 260px; flex: 1;
  background: var(--dark);
  min-height: 100vh;
}

.admin-topbar {
  background: var(--dark-2);
  border-bottom: 1px solid var(--border);
  padding: 1rem 2rem;
  display: flex; align-items: center; justify-content: space-between;
  position: sticky; top: 0; z-index: 50;
}

.admin-topbar-title {
  font-family: var(--font-display);
  font-size: 1.2rem; color: #fff;
}

.admin-user-info {
  display: flex; align-items: center; gap: 10px;
  font-size: 0.88rem; color: var(--text-light);
}

.admin-avatar {
  width: 36px; height: 36px; border-radius: 50%;
  background: var(--primary);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
  font-weight: 700; color: #fff;
}

.admin-content { padding: 2rem; }

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.25rem; margin-bottom: 2rem;
}

.stat-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  display: flex; align-items: flex-start; gap: 1rem;
  transition: var(--transition);
}

.stat-card:hover {
  border-color: var(--primary);
  transform: translateY(-2px);
}

.stat-card-icon {
  width: 48px; height: 48px; border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem; flex-shrink: 0;
}

.stat-icon-blue  { background: rgba(0,85,204,0.2); color: #4d9eff; }
.stat-icon-green { background: rgba(0,230,118,0.15); color: #00e676; }
.stat-icon-yellow{ background: rgba(255,179,0,0.15); color: #ffb300; }
.stat-icon-red   { background: rgba(255,23,68,0.15); color: #ff5252; }

.stat-card-info { flex: 1; }

.stat-card-value {
  font-family: var(--font-display);
  font-size: 1.8rem; font-weight: 700; color: #fff;
  line-height: 1;
}

.stat-card-label {
  font-size: 0.8rem; color: var(--text-muted); margin-top: 4px;
}

/* Tablas admin */
.admin-table-wrap {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.admin-table-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border);
}

.admin-table-title {
  font-family: var(--font-display);
  font-size: 1.1rem; color: #fff;
}

table {
  width: 100%; border-collapse: collapse;
}

th {
  text-align: left; padding: 12px 16px;
  font-family: var(--font-mono);
  font-size: 0.7rem; color: var(--text-muted);
  letter-spacing: 1px; text-transform: uppercase;
  background: rgba(0,0,0,0.2);
  border-bottom: 1px solid var(--border);
}

td {
  padding: 12px 16px;
  border-bottom: 1px solid rgba(0,85,204,0.1);
  font-size: 0.88rem; color: var(--text-light);
}

tr:last-child td { border-bottom: none; }
tr:hover td { background: rgba(0,85,204,0.05); color: #fff; }

.btn-sm {
  padding: 5px 12px;
  font-size: 0.78rem;
  border-radius: 6px;
  font-family: var(--font-display);
  font-weight: 500;
  cursor: pointer; border: none;
  transition: var(--transition);
}

.btn-edit { background: rgba(0,85,204,0.2); color: #4d9eff; }
.btn-edit:hover { background: var(--primary); color: #fff; }
.btn-delete { background: rgba(255,23,68,0.15); color: #ff5252; }
.btn-delete:hover { background: var(--danger); color: #fff; }
.btn-success { background: rgba(0,230,118,0.15); color: #00e676; }
.btn-success:hover { background: #00e676; color: #000; }

/* Badges de estado */
.badge {
  padding: 3px 10px; border-radius: 50px;
  font-size: 0.7rem; font-weight: 500;
}

.badge-active   { background: rgba(0,230,118,0.15); color: #00e676; }
.badge-inactive { background: rgba(255,23,68,0.15); color: #ff5252; }
.badge-pending  { background: rgba(255,179,0,0.15); color: #ffb300; }

/* =============================================
   ALERT / MENSAJES
   ============================================= */
.alert {
  padding: 12px 16px;
  border-radius: var(--radius);
  margin-bottom: 1rem;
  font-size: 0.88rem;
  display: flex; align-items: center; gap: 8px;
}

.alert-success { background: rgba(0,230,118,0.1); border: 1px solid rgba(0,230,118,0.3); color: #00e676; }
.alert-error   { background: rgba(255,23,68,0.1); border: 1px solid rgba(255,23,68,0.3); color: #ff5252; }
.alert-warning { background: rgba(255,179,0,0.1); border: 1px solid rgba(255,179,0,0.3); color: #ffb300; }
.alert-info    { background: rgba(0,194,255,0.1); border: 1px solid rgba(0,194,255,0.3); color: var(--accent); }

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 992px) {
  .hero-container { grid-template-columns: 1fr; text-align: center; }
  .hero-visual { display: none; }
  .hero-desc { margin: 0 auto 2.5rem; }
  .hero-buttons { justify-content: center; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .contacto-grid { grid-template-columns: 1fr; }
  .sidebar { width: 220px; }
  .admin-main { margin-left: 220px; }
}

@media (max-width: 768px) {
  .nav-links { display: none; position: absolute; top: 70px; left: 0; right: 0; flex-direction: column; background: var(--dark-2); border-bottom: 1px solid var(--border); padding: 1.5rem 2rem; gap: 1.2rem; }
  .nav-links.open { display: flex; }
  .hamburger { display: flex; }
  .footer-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .sidebar { transform: translateX(-100%); transition: var(--transition); }
  .sidebar.open { transform: translateX(0); }
  .admin-main { margin-left: 0; }
}