/* ============================================================
   WebGallery — CSS Principal
   Diseño: Neuomorphism + Glassmorphism + Gradientes suaves
   ============================================================ */

/* ── Variables ────────────────────────────────────────── */
:root {
  /* Paleta base */
  --bg-base:          #0f1117;
  --bg-surface:       #161820;
  --bg-elevated:      #1e2130;

  /* Glassmorphism */
  --glass-bg:         rgba(255, 255, 255, 0.05);
  --glass-bg-strong:  rgba(255, 255, 255, 0.09);
  --glass-border:     rgba(255, 255, 255, 0.12);
  --glass-shadow:     rgba(0, 0, 0, 0.45);

  /* Neuomorphism (sobre bg-elevated) */
  --neu-light:        rgba(255, 255, 255, 0.07);
  --neu-dark:         rgba(0, 0, 0, 0.45);

  /* Acento / gradiente principal */
  --accent-1:         #6c63ff;
  --accent-2:         #a78bfa;
  --accent-3:         #38bdf8;
  --gradient-main:    linear-gradient(135deg, var(--accent-1), var(--accent-2), var(--accent-3));
  --gradient-text:    linear-gradient(135deg, var(--accent-2), var(--accent-3));

  /* Texto */
  --text-primary:     #e8eaf6;
  --text-secondary:   #8892b0;
  --text-muted:       #495670;

  /* Estados */
  --success:          #10b981;
  --danger:           #f87171;

  /* Radios y transiciones */
  --radius-sm:        8px;
  --radius-md:        14px;
  --radius-lg:        20px;
  --radius-xl:        28px;
  --transition:       0.42s cubic-bezier(0.22, 0.8, 0.2, 1);
}

html[data-theme="light"] {
  --bg-base:          #eef2f8;
  --bg-surface:       #f5f7fb;
  --bg-elevated:      #ffffff;

  --glass-bg:         rgba(255, 255, 255, 0.78);
  --glass-bg-strong:  rgba(255, 255, 255, 0.9);
  --glass-border:     rgba(17, 24, 39, 0.12);
  --glass-shadow:     rgba(17, 24, 39, 0.12);

  --neu-light:        rgba(255, 255, 255, 0.95);
  --neu-dark:         rgba(170, 185, 210, 0.45);

  --text-primary:     #1a2333;
  --text-secondary:   #44546b;
  --text-muted:       #6b7a90;
}

/* ── Reset / Base ───────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html { scroll-behavior: smooth; }

body.gallery-body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg-base);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button { cursor: pointer; font: inherit; }

/* ── Orbes de fondo animados ────────────────────────────── */
.bg-orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(90px);
  pointer-events: none;
  z-index: 0;
  animation: orbFloat 12s ease-in-out infinite;
}
.bg-orb-1 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(108,99,255,0.18) 0%, transparent 70%);
  top: -150px; left: -100px;
  animation-duration: 14s;
}
.bg-orb-2 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(167,139,250,0.14) 0%, transparent 70%);
  top: 40%; right: -100px;
  animation-duration: 18s;
  animation-delay: -5s;
}
.bg-orb-3 {
  width: 350px; height: 350px;
  background: radial-gradient(circle, rgba(56,189,248,0.12) 0%, transparent 70%);
  bottom: -80px; left: 30%;
  animation-duration: 16s;
  animation-delay: -9s;
}
@keyframes orbFloat {
  0%, 100% { transform: translateY(0px) scale(1); }
  50%       { transform: translateY(-30px) scale(1.05); }
}

/* ── HEADER ─────────────────────────────────────────────── */
.gallery-header {
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 0 1.5rem;
  backdrop-filter: blur(18px) saturate(180%);
  -webkit-backdrop-filter: blur(18px) saturate(180%);
  background: rgba(15, 17, 23, 0.72);
  border-bottom: 1px solid var(--glass-border);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
}

html[data-theme="light"] .gallery-header {
  background: rgba(245, 247, 251, 0.9);
  box-shadow: 0 4px 24px rgba(28, 43, 64, 0.12);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1280px;
  margin: 0 auto;
  height: 64px;
}
.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.03em;
}
.brand-icon {
  font-size: 1.4rem;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.brand-name {
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.header-nav {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.btn-theme {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.7rem;
  min-height: 38px;
  border-radius: 999px;
  border: 1px solid var(--glass-border);
  background: var(--glass-bg);
  color: var(--text-secondary);
  position: relative;
  transition: all var(--transition);
}
.btn-theme:hover {
  color: var(--text-primary);
  transform: translateY(-1px);
}
.theme-icon-light,
.theme-icon-dark {
  position: absolute;
  font-size: 14px;
  line-height: 1;
  transition: opacity var(--transition), transform var(--transition);
}

.theme-label {
  position: relative;
  font-size: 0.86rem;
  text-transform: none;
  color: var(--text-secondary);
  font-weight: 600;
  transition: color var(--transition), opacity var(--transition);
}
html[data-theme="dark"] .theme-icon-light {
  opacity: 0;
  transform: scale(0.75) rotate(-20deg);
}
html[data-theme="dark"] .theme-icon-dark {
  opacity: 1;
  transform: scale(1) rotate(0);
}
html[data-theme="light"] .theme-icon-light {
  opacity: 1;
  transform: scale(1) rotate(0);
}
html[data-theme="light"] .theme-icon-dark {
  opacity: 0;
  transform: scale(0.75) rotate(20deg);
}
.nav-link {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.88rem;
  font-weight: 500;
  transition: all var(--transition);
}
.nav-link:hover, .nav-link.active {
  color: var(--text-primary);
  background: var(--glass-bg-strong);
}
.nav-link.active {
  background: rgba(108, 99, 255, 0.18);
  color: var(--accent-2);
}
.nav-divider {
  width: 1px;
  height: 20px;
  background: var(--glass-border);
  margin: 0 0.25rem;
}
.nav-user {
  font-size: 0.82rem;
  color: var(--text-muted);
  padding: 0 0.4rem;
}
.btn-logout {
  background: transparent;
  border: 1px solid var(--glass-border);
  color: var(--text-secondary);
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  transition: all var(--transition);
}
.btn-logout:hover {
  background: rgba(248, 113, 113, 0.12);
  border-color: var(--danger);
  color: var(--danger);
}
.btn-nav-login {
  padding: 0.38rem 0.85rem;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.88rem;
  font-weight: 500;
  border: 1px solid var(--glass-border);
  transition: all var(--transition);
}
.btn-nav-login:hover {
  color: var(--text-primary);
  background: var(--glass-bg);
}
.btn-nav-register {
  padding: 0.38rem 0.85rem;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  font-weight: 600;
  background: var(--gradient-main);
  color: #fff;
  transition: opacity var(--transition);
}
.btn-nav-register:hover { opacity: 0.85; }

/* ── MAIN ───────────────────────────────────────────────── */
.gallery-main {
  position: relative;
  z-index: 1;
  max-width: 1280px;
  margin: 0 auto;
  padding: 2.5rem 1.5rem 4rem;
  min-height: calc(100vh - 64px - 60px);
}

/* ── FOOTER ─────────────────────────────────────────────── */
.gallery-footer {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 1.25rem;
  color: var(--text-muted);
  font-size: 0.82rem;
  border-top: 1px solid var(--glass-border);
}

/* ── ALERTAS ────────────────────────────────────────────── */
.alert-success, .alert-error {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.85rem 1.1rem;
  border-radius: var(--radius-md);
  margin-bottom: 1.5rem;
  font-size: 0.9rem;
  backdrop-filter: blur(10px);
}
.alert-success {
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: #6ee7b7;
}
.alert-error {
  background: rgba(248, 113, 113, 0.12);
  border: 1px solid rgba(248, 113, 113, 0.3);
  color: #fca5a5;
}
.alert-error ul { list-style: none; }
.alert-error li::before { content: "• "; }

/* ── HERO ───────────────────────────────────────────────── */
.hero-section {
  text-align: center;
  padding: 3.5rem 1rem 3rem;
}
.hero-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.15;
  margin-bottom: 1rem;
}
.gradient-text {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-subtitle {
  color: var(--text-secondary);
  font-size: 1.05rem;
  max-width: 520px;
  margin: 0 auto 1.6rem;
}
.hero-stats { display: flex; justify-content: center; gap: 1rem; }
.stat-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 1.1rem;
  border-radius: 999px;
  background: var(--glass-bg-strong);
  border: 1px solid var(--glass-border);
  font-size: 0.88rem;
  backdrop-filter: blur(8px);
}
.stat-number { font-weight: 700; color: var(--accent-2); }
.stat-label { color: var(--text-secondary); }

/* ── GALERÍA PÚBLICA — GRID ─────────────────────────────── */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1.4rem;
}

/* ── TARJETA GLASS ──────────────────────────────────────── */
.glass-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition);

  /* Glassmorphism */
  background: var(--glass-bg);
  backdrop-filter: blur(14px) saturate(160%);
  -webkit-backdrop-filter: blur(14px) saturate(160%);
  border: 1px solid var(--glass-border);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.35), inset 0 1px 0 rgba(255,255,255,0.08);
}
.glass-card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(108,99,255,0.3), inset 0 1px 0 rgba(255,255,255,0.12);
}
.glass-card:focus-visible {
  outline: 2px solid var(--accent-1);
  outline-offset: 2px;
}

.card-thumb {
  position: relative;
  height: 160px;
  overflow: hidden;
  background: var(--bg-elevated);
}
.card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.glass-card:hover .card-thumb img { transform: scale(1.06); }

.card-thumb-fallback {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--bg-elevated), var(--bg-surface));
}
.card-thumb-fallback span {
  font-size: 2.2rem;
  font-weight: 800;
  letter-spacing: -0.05em;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  opacity: 0.8;
}

/* Overlay con botón play */
.card-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0);
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  transition: background var(--transition);
}
.glass-card:hover .card-overlay { background: rgba(0,0,0,0.42); }
.play-btn {
  transform: scale(0);
  transition: transform var(--transition);
  color: #fff;
  background: rgba(255,255,255,0.18);
  backdrop-filter: blur(8px);
  border-radius: 50%;
  width: 54px;
  height: 54px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid rgba(255,255,255,0.3);
}
.glass-card:hover .play-btn { transform: scale(1); }

/* Cuerpo de tarjeta */
.card-body {
  padding: 1rem 1.1rem 1.1rem;
}

.thumb-link {
  display: block;
}
.card-title {
  font-size: 0.97rem;
  font-weight: 600;
  margin-bottom: 0.3rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.card-desc {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
  line-clamp: 2;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.card-url {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.75rem;
  color: var(--text-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.card-link-row {
  margin-top: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.copy-link-btn,
.open-link-btn {
  border-radius: var(--radius-sm);
  border: 1px solid var(--glass-border);
  padding: 0.34rem 0.6rem;
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--text-secondary);
  background: var(--glass-bg);
  transition: all var(--transition);
}

.copy-link-btn:hover,
.open-link-btn:hover {
  color: var(--text-primary);
  transform: translateY(-1px);
}

.open-link-btn {
  text-decoration: none;
}

/* ── MODAL VISOR ────────────────────────────────────────── */
.viewer-modal {
  position: fixed;
  inset: 0;
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.25rem;
  visibility: hidden;
  opacity: 0;
  transition: opacity 0.25s ease, visibility 0.25s;
}
.viewer-modal.open {
  visibility: visible;
  opacity: 1;
}
.viewer-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(5, 7, 15, 0.75);
  backdrop-filter: blur(4px);
}
.viewer-container {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 1200px;
  height: calc(100vh - 2.5rem);
  border-radius: var(--radius-xl);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transform: translateY(20px) scale(0.97);
  transition: transform 0.28s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.viewer-modal.open .viewer-container {
  transform: translateY(0) scale(1);
}
.glass-modal {
  background: rgba(18, 20, 30, 0.85);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid rgba(255,255,255,0.1);
  box-shadow: 0 32px 80px rgba(0,0,0,0.7), inset 0 1px 0 rgba(255,255,255,0.1);
}

/* Barra del modal estilo macOS */
.viewer-bar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  background: rgba(255,255,255,0.04);
  border-bottom: 1px solid var(--glass-border);
  flex-shrink: 0;
}
.viewer-bar-dots { display: flex; gap: 6px; flex-shrink: 0; }
.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}
.dot-red    { background: #ff5f57; }
.dot-yellow { background: #febc2e; }
.dot-green  { background: #28c840; }

.viewer-site-title {
  flex: 1;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-secondary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  text-align: center;
}
.viewer-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}
.btn-open-external {
  display: flex;
  align-items: center;
  padding: 0.3rem 0.6rem;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  transition: color var(--transition), background var(--transition);
}
.btn-open-external:hover { color: var(--accent-2); background: var(--glass-bg); }
.btn-viewer-close {
  background: rgba(248,113,113,0.12);
  border: 1px solid rgba(248,113,113,0.25);
  color: var(--danger);
  padding: 0.3rem 0.5rem;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  transition: all var(--transition);
}
.btn-viewer-close:hover { background: rgba(248,113,113,0.22); }

.viewer-iframe-wrapper {
  flex: 1;
  position: relative;
  overflow: hidden;
}
.viewer-iframe-wrapper iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}
.iframe-loader {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  background: var(--bg-surface);
  color: var(--text-secondary);
  z-index: 2;
}
.loader-spinner {
  width: 44px;
  height: 44px;
  border: 3px solid rgba(255,255,255,0.06);
  border-top-color: var(--accent-1);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.iframe-blocked {
  position: absolute;
  inset: 0;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  background: var(--bg-surface);
  text-align: center;
  padding: 2rem;
  z-index: 3;
}
.blocked-icon { font-size: 3.5rem; margin-bottom: 0.5rem; }
.iframe-blocked h3 { font-size: 1.2rem; font-weight: 600; margin-bottom: 0.4rem; }
.iframe-blocked p { color: var(--text-secondary); font-size: 0.9rem; max-width: 400px; margin-bottom: 1.2rem; }

/* ── BOTÓN PRIMARIO ─────────────────────────────────────── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 1.4rem;
  border-radius: var(--radius-md);
  font-size: 0.92rem;
  font-weight: 600;
  color: #fff;
  background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
  border: none;
  transition: opacity var(--transition), transform var(--transition);
  cursor: pointer;
  text-decoration: none;
}
.btn-primary:hover { opacity: 0.88; transform: translateY(-1px); }
.btn-primary.btn-sm { padding: 0.45rem 0.9rem; font-size: 0.84rem; }

/* ── EMPTY STATE ────────────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: 5rem 2rem;
  color: var(--text-secondary);
}
.empty-icon {
  font-size: 4rem;
  margin-bottom: 1rem;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.empty-state h3 { font-size: 1.3rem; margin-bottom: 0.6rem; color: var(--text-primary); }
.empty-state p { max-width: 400px; margin: 0 auto; }
.empty-state a { color: var(--accent-2); }
.empty-state a:hover { text-decoration: underline; }

/* ── ADMIN — ENCABEZADO ─────────────────────────────────── */
.admin-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin-bottom: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--glass-border);
}
.page-title {
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.2;
}
.page-subtitle { color: var(--text-secondary); font-size: 0.95rem; margin-top: 0.3rem; }
.admin-header-stats { display: flex; gap: 1rem; }
.stat-card {
  text-align: center;
  padding: 1rem 1.5rem;
  border-radius: var(--radius-md);
  min-width: 80px;
}
.stat-number-lg {
  display: block;
  font-size: 1.8rem;
  font-weight: 800;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

/* ── PANEL GLASS ────────────────────────────────────────── */
.glass-panel {
  background: var(--glass-bg);
  backdrop-filter: blur(16px) saturate(160%);
  -webkit-backdrop-filter: blur(16px) saturate(160%);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 32px rgba(0,0,0,0.35);
  padding: 1.75rem;
  margin-bottom: 2rem;
}

/* ── NEUOMORPHIC CARD ───────────────────────────────────── */
.neu-card {
  background: var(--bg-elevated);
  border-radius: var(--radius-lg);
  /* Sombra doble: clara arriba-izq, oscura abajo-derecha */
  box-shadow:
    8px  8px  18px var(--neu-dark),
   -6px -6px  14px var(--neu-light),
    inset 0 1px 0 rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.04);
}

/* ── TÍTULOS DE SECCIÓN ──────────────────────────────────── */
.section-title {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
  color: var(--text-primary);
}
.section-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px; height: 28px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
  color: white;
  font-size: 0.9rem;
  font-weight: 700;
}
.form-section .section-icon { font-size: 1.1rem; }

/* ── FORMULARIO ─────────────────────────────────────────── */
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1rem;
  margin-bottom: 1.2rem;
}
.form-grid-sm {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 0.7rem;
  margin-bottom: 0.85rem;
}
.form-group { display: flex; flex-direction: column; gap: 0.4rem; }
.form-label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.required { color: var(--accent-2); }

.form-input {
  background: transparent;
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  padding: 0.65rem 0.9rem;
  color: var(--text-primary);
  font-size: 0.9rem;
  transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}
.form-input::placeholder { color: var(--text-muted); }
.form-input:focus {
  outline: none;
  border-color: var(--accent-1);
  background: rgba(108,99,255,0.06);
  box-shadow: 0 0 0 3px rgba(108,99,255,0.15);
}
.input-error { border-color: var(--danger); }

/* Neuomorphic input */
.neu-input {
  background: var(--bg-surface);
  box-shadow: inset 4px 4px 8px rgba(0,0,0,0.35), inset -3px -3px 6px rgba(255,255,255,0.04);
}
.neu-input:focus {
  box-shadow: inset 4px 4px 8px rgba(0,0,0,0.35), inset -3px -3px 6px rgba(255,255,255,0.04), 0 0 0 3px rgba(108,99,255,0.2);
}

.form-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}
.edit-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 1rem;
  margin-top: 0.75rem;
}

/* Toggle switch */
.toggle-label {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  cursor: pointer;
  font-size: 0.88rem;
  color: var(--text-secondary);
  user-select: none;
}
.toggle-input { display: none; }
.toggle-track {
  position: relative;
  width: 40px;
  height: 22px;
  border-radius: 999px;
  background: var(--bg-surface);
  box-shadow: inset 2px 2px 5px rgba(0,0,0,0.4), inset -1px -1px 3px rgba(255,255,255,0.04);
  transition: background var(--transition);
  flex-shrink: 0;
}
.toggle-input:checked + .toggle-track { background: var(--accent-1); box-shadow: 0 0 8px rgba(108,99,255,0.4); }
.toggle-thumb {
  position: absolute;
  top: 3px; left: 3px;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: rgba(255,255,255,0.85);
  box-shadow: 2px 2px 4px rgba(0,0,0,0.3);
  transition: transform var(--transition);
}
.toggle-input:checked + .toggle-track .toggle-thumb { transform: translateX(18px); background: #fff; }

/* ── ADMIN GRID DE CARDS ─────────────────────────────────── */
.links-section { margin-top: 0.5rem; }
.admin-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.4rem;
}
.admin-card {
  position: relative;
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}
.admin-card:hover {
  transform: translateY(-5px);
  box-shadow:
    12px 12px 28px var(--neu-dark),
    -8px -8px 20px var(--neu-light),
    0 0 0 1px rgba(108,99,255,0.2);
}

.visibility-badge {
  position: absolute;
  top: 0.65rem;
  right: 0.65rem;
  padding: 0.22rem 0.65rem;
  border-radius: 999px;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  z-index: 1;
}
.badge-public  { background: rgba(16,185,129,0.18); color: #6ee7b7; border: 1px solid rgba(16,185,129,0.3); }
.badge-private { background: rgba(248,113,113,0.14); color: #fca5a5; border: 1px solid rgba(248,113,113,0.25); }

.admin-thumb {
  height: 140px;
  overflow: hidden;
  border-radius: calc(var(--radius-lg) - 1px) calc(var(--radius-lg) - 1px) 0 0;
}
.admin-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.admin-thumb .card-thumb-fallback {
  height: 100%;
  border-radius: 0;
}

.admin-card-body { padding: 1rem 1.1rem 0.85rem; }
.admin-card-title {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.admin-card-desc {
  font-size: 0.78rem;
  color: var(--text-secondary);
  margin-bottom: 0.4rem;
  line-clamp: 2;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.card-url-row { margin-bottom: 0.3rem; }
.card-url-link {
  font-size: 0.75rem;
  color: var(--accent-2);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  display: block;
}
.card-url-link:hover { text-decoration: underline; }
.card-date { font-size: 0.72rem; color: var(--text-muted); }

/* Acciones de la admin card */
.admin-card-actions {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.65rem 1.1rem;
  border-top: 1px solid var(--glass-border);
  background: rgba(255,255,255,0.02);
}
.btn-icon {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.35rem 0.7rem;
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
  font-weight: 500;
  border: 1px solid transparent;
  transition: all var(--transition);
  background: transparent;
  color: var(--text-secondary);
}
.btn-edit  { border-color: var(--glass-border); }
.btn-edit:hover  { background: rgba(108,99,255,0.15); border-color: rgba(108,99,255,0.4); color: var(--accent-2); }
.btn-view:hover  { background: rgba(56,189,248,0.12); border-color: rgba(56,189,248,0.35); color: var(--accent-3); }
.btn-delete { margin-left: auto; }
.btn-delete:hover { background: rgba(248,113,113,0.14); border-color: rgba(248,113,113,0.35); color: var(--danger); }

/* Panel de edición */
.edit-panel {
  margin: 0 0.85rem 0.85rem;
  padding: 1rem 1rem 0.85rem;
  border-radius: var(--radius-md);
  animation: slideDown 0.2s ease;
}
@keyframes slideDown {
  from { opacity: 0; transform: translateY(-10px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── RESPONSIVE ─────────────────────────────────────────── */
@media (max-width: 768px) {
  .header-inner { height: auto; flex-wrap: wrap; padding: 0.75rem 0; }
  .header-nav { gap: 0.35rem; flex-wrap: wrap; }
  .gallery-main { padding: 1.5rem 1rem 3rem; }
  .admin-header { flex-direction: column; }
  .form-footer { flex-direction: column; align-items: flex-start; }
  .viewer-container { border-radius: var(--radius-md); }
}
@media (max-width: 480px) {
  .gallery-grid { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 0.9rem; }
  .admin-grid { grid-template-columns: 1fr; }
  .hero-title { font-size: 1.8rem; }
}