@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;700;900&family=DM+Sans:wght@300;400;500;600&display=swap');

:root {
  --primary:       #19507F;
  --primary-light: #649FBE;
  --primary-dark:  #0d1b2a;
  --secondary:     #195C9A;
  --accent:        #1C68A9;
  --accent-warm:   #e8a838;
  --light:         #f4f7fb;
  --gray:          #7f8c8d;
  --success:       #2ecc71;
  --danger:        #e74c3c;
  --facebook:      #1877f2;

  --shadow-sm:  0 2px 8px rgba(13,27,42,0.08);
  --shadow-md:  0 8px 30px rgba(13,27,42,0.12);
  --shadow-lg:  0 20px 60px rgba(13,27,42,0.18);
  --radius-sm:  8px;
  --radius-md:  16px;
  --radius-lg:  24px;

  --card-h-img: 260px;
}

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

body {
  font-family: 'DM Sans', sans-serif;
  background: #f0f4f8;
  color: var(--primary-dark);
  min-height: 100vh;
  overflow-x: hidden;
}

/* ─── BACKGROUND TEXTURE ─────────────────────────── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 50% at 20% 10%, rgba(100,159,190,0.18) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 80% 80%, rgba(25,80,127,0.12) 0%, transparent 55%);
  pointer-events: none;
  z-index: 0;
}

/* ─── HEADER ─────────────────────────────────────── */
.eventos-header {
  position: relative;
  text-align: center;
  padding: 80px 24px 48px;
  background: linear-gradient(160deg, #0d1b2a 0%, #19507F 55%, #1C68A9 100%);
  color: #fff;
  overflow: hidden;
  z-index: 1;
}

/* Decorative rings */
.eventos-header::before,
.eventos-header::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  border: 1.5px solid rgba(255,255,255,0.08);
  pointer-events: none;
}
.eventos-header::before {
  width: 500px; height: 500px;
  top: -200px; right: -100px;
}
.eventos-header::after {
  width: 320px; height: 320px;
  bottom: -160px; left: -60px;
}

/* Warm accent strip */
.eventos-header .accent-strip {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(to right, var(--accent-warm), var(--primary-light), var(--accent-warm));
}

.eventos-header h1 {
  font-family: 'Playfair Display', serif;
  font-size: clamp(2rem, 5vw, 3.4rem);
  font-weight: 900;
  letter-spacing: -0.5px;
  line-height: 1.1;
  position: relative;
  z-index: 1;
}

.eventos-header h1 span {
  color: var(--accent-warm);
}

.eventos-header p {
  margin-top: 14px;
  font-size: 1.05rem;
  color: rgba(255,255,255,0.70);
  letter-spacing: 0.2px;
  position: relative;
  z-index: 1;
}

/* ─── BACK BUTTON ─────────────────────────────────── */
.btn-back {
  position: absolute;
  left: 24px; top: 24px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.12);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.2);
  color: #fff;
  padding: 9px 18px;
  border-radius: 50px;
  font-weight: 500;
  font-size: 0.88rem;
  text-decoration: none;
  transition: background 0.25s, transform 0.2s;
  z-index: 10;
}
.btn-back:hover {
  background: rgba(255,255,255,0.22);
  transform: translateX(-3px);
}

/* ─── THEME TOGGLE ───────────────────────────────── */
.theme-toggle {
  position: absolute;
  right: 24px; top: 24px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.12);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.2);
  color: #fff;
  padding: 9px 18px;
  border-radius: 50px;
  font-weight: 500;
  font-size: 0.88rem;
  cursor: pointer;
  transition: background 0.25s;
  z-index: 10;
  font-family: 'DM Sans', sans-serif;
}
.theme-toggle:hover { background: rgba(255,255,255,0.22); }

/* ─── FLASH / TOAST ───────────────────────────────── */
.flash-message {
  max-width: 700px;
  margin: 20px auto;
  padding: 14px 20px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-weight: 500;
  position: relative;
  z-index: 2;
}
.flash-success { background: #d4edda; color: #155724; border-left: 4px solid var(--success); }
.flash-error   { background: #f8d7da; color: #721c24; border-left: 4px solid var(--danger); }
.flash-close   { background: none; border: none; cursor: pointer; font-size: 1.1rem; color: inherit; }

.toast-container {
  position: fixed;
  top: 20px; right: 20px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.toast {
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  color: #fff;
  font-weight: 500;
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-width: 280px;
  max-width: 380px;
  opacity: 0;
  transform: translateX(110%);
  transition: all 0.4s cubic-bezier(.22,1,.36,1);
  font-family: 'DM Sans', sans-serif;
}
.toast.show { opacity: 1; transform: translateX(0); }
.toast.success { background: linear-gradient(135deg,#2ecc71,#27ae60); border-left: 4px solid #1a7a42; }
.toast.error   { background: linear-gradient(135deg,#e74c3c,#c0392b); border-left: 4px solid #7b1a13; }
.toast.info    { background: linear-gradient(135deg,#2196F3,#1565C0); border-left: 4px solid #0d3a73; }
.toast-close   { background: none; border: none; color: #fff; font-size: 1.1rem; cursor: pointer; margin-left: 12px; }

/* ─── ADD EVENT BUTTON ────────────────────────────── */
.agregar-wrap {
  text-align: center;
  padding: 32px 0 0;
  position: relative;
  z-index: 2;
}

.agregar-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: white;
  border: none;
  padding: 15px 32px;
  border-radius: 50px;
  font-weight: 600;
  cursor: pointer;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.97rem;
  box-shadow: 0 6px 24px rgba(25,80,127,0.35);
  transition: transform 0.25s, box-shadow 0.25s;
  letter-spacing: 0.2px;
}
.agregar-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(25,80,127,0.45);
}
.agregar-btn i { font-size: 1rem; }

/* ─── FORM ────────────────────────────────────────── */
.form-agregar {
  display: none;
  max-width: 680px;
  margin: 28px auto 0;
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 36px 40px;
  position: relative;
  z-index: 2;
  overflow: hidden;
}
.form-agregar::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 5px;
  background: linear-gradient(to right, var(--accent-warm), var(--primary), var(--accent-warm));
}
.form-agregar h3 {
  font-family: 'Playfair Display', serif;
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--primary-dark);
  text-align: center;
  margin-bottom: 28px;
}
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.88rem;
  letter-spacing: 0.3px;
  color: var(--primary);
  margin-bottom: 7px;
  text-transform: uppercase;
}
.form-agregar input,
.form-agregar textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid #dce3eb;
  border-radius: var(--radius-sm);
  font-size: 0.97rem;
  font-family: 'DM Sans', sans-serif;
  color: var(--primary-dark);
  background: #f8fafc;
  transition: border-color 0.25s, box-shadow 0.25s;
}
.form-agregar input:focus,
.form-agregar textarea:focus {
  border-color: var(--primary);
  background: #fff;
  outline: none;
  box-shadow: 0 0 0 3px rgba(25,80,127,0.12);
}
.file-info {
  font-size: 0.82rem;
  color: var(--gray);
  margin-top: 6px;
}
.checkbox-group label {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.95rem;
  font-weight: 500;
  text-transform: none;
  letter-spacing: 0;
  color: var(--primary-dark);
}
.checkbox-group small {
  display: block;
  margin-top: 6px;
  font-size: 0.82rem;
  color: var(--gray);
}
.form-actions {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  margin-top: 28px;
}

/* Emoji picker */
.emoji-picker-container { position: relative; }
.emoji-trigger {
  position: absolute;
  right: 12px; top: 50%;
  transform: translateY(-50%);
  background: none; border: none;
  font-size: 1.2rem; cursor: pointer;
  color: var(--gray);
  transition: color 0.2s;
}
.emoji-trigger:hover { color: var(--primary); }
.emoji-picker {
  position: absolute;
  bottom: 105%; right: 0;
  background: #fff;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-md);
  padding: 10px;
  z-index: 200;
  display: none;
  grid-template-columns: repeat(8, 1fr);
  gap: 4px;
  width: 252px;
  max-height: 200px;
  overflow-y: auto;
}
.emoji-picker span {
  cursor: pointer;
  padding: 5px;
  text-align: center;
  border-radius: 5px;
  transition: background 0.15s;
}
.emoji-picker span:hover { background: #f0f4f8; }

/* ─── GRID ────────────────────────────────────────── */
.eventos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 28px;
  max-width: 1380px;
  margin: 40px auto 60px;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

/* ─── CARD ────────────────────────────────────────── */
.card {
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: transform 0.3s cubic-bezier(.22,1,.36,1), box-shadow 0.3s;
}
.card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
}

/* Thin colored top border per card */
.card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(to right, var(--primary), var(--accent-warm));
  z-index: 2;
}

/* Admin badge */
.card-badge {
  position: absolute;
  top: 16px; right: 16px;
  background: var(--accent-warm);
  color: #fff;
  padding: 4px 12px;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  z-index: 3;
  box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

/* ─── MEDIA CONTAINER ─────────────────────────────── */
.media-container {
  width: 100%;
  height: var(--card-h-img);
  position: relative;
  overflow: hidden;
}

.card-img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.55s cubic-bezier(.22,1,.36,1);
  display: block;
}
.card:hover .card-img { transform: scale(1.07); }

.card-video {
  width: 100%; height: 100%;
  object-fit: cover;
}

/* Gradient overlay on image */
.media-container::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(13,27,42,0.55) 0%, transparent 55%);
  pointer-events: none;
  z-index: 1;
}

.video-icon {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 54px; height: 54px;
  background: rgba(255,255,255,0.92);
  color: var(--primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  z-index: 2;
  box-shadow: 0 4px 16px rgba(0,0,0,0.25);
  transition: transform 0.25s;
}
.card:hover .video-icon { transform: translate(-50%, -50%) scale(1.12); }

/* Date chip overlaid on image */
.fecha-chip {
  position: absolute;
  bottom: 14px; left: 16px;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(6px);
  color: var(--primary);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 5px 12px;
  border-radius: 50px;
  display: flex;
  align-items: center;
  gap: 6px;
  z-index: 3;
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
  letter-spacing: 0.2px;
}

/* ─── CARD INFO ───────────────────────────────────── */
.info {
  padding: 22px 24px 24px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.info h3 {
  font-family: 'Playfair Display', serif;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary-dark);
  line-height: 1.35;
  margin-bottom: 10px;
}

.descripcion {
  color: #5a6a7a;
  font-size: 0.92rem;
  line-height: 1.65;
  flex-grow: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 20px;
}

.acciones {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: auto;
}
.acciones .btn { flex: 1; min-width: 110px; }

/* ─── BUTTONS ─────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 11px 22px;
  border: none;
  border-radius: 50px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.88rem;
  letter-spacing: 0.2px;
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
}
.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 4px 12px rgba(25,80,127,0.28);
}
.btn-primary:hover {
  background: var(--secondary);
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(25,80,127,0.38);
}
.btn-success {
  background: var(--success);
  color: #fff;
  box-shadow: 0 4px 12px rgba(46,204,113,0.28);
}
.btn-success:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(46,204,113,0.38);
}
.btn-danger {
  background: var(--danger);
  color: #fff;
  box-shadow: 0 4px 12px rgba(231,76,60,0.28);
}
.btn-danger:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(231,76,60,0.38);
}
.btn-secondary {
  background: #edf2f7;
  color: var(--primary-dark);
}
.btn-secondary:hover {
  background: #e2e8f0;
  transform: translateY(-1px);
}
.btn-sm { padding: 9px 18px; font-size: 0.83rem; }

/* ─── EMPTY STATE ─────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: 80px 24px;
  color: var(--gray);
  grid-column: 1 / -1;
}
.empty-state i { font-size: 4rem; color: #c5cdd6; margin-bottom: 20px; display: block; }
.empty-state h3 { font-family: 'Playfair Display', serif; font-size: 1.5rem; color: var(--primary-dark); margin-bottom: 8px; }

/* ─── DARK MODE ───────────────────────────────────── */
body.dark-mode {
  background: #0f1923;
  color: #e2e8f0;
}
body.dark-mode::before {
  background:
    radial-gradient(ellipse 80% 50% at 20% 10%, rgba(25,80,127,0.22) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 80% 80%, rgba(28,104,169,0.15) 0%, transparent 55%);
}
body.dark-mode .card {
  background: #1a2535;
  box-shadow: 0 8px 30px rgba(0,0,0,0.35);
}
body.dark-mode .info h3 { color: #f0f4f8; }
body.dark-mode .descripcion { color: #8a9bb0; }
body.dark-mode .fecha-chip { background: rgba(26,37,53,0.92); color: #7ab3d4; }
body.dark-mode .form-agregar {
  background: #1a2535;
  box-shadow: 0 20px 60px rgba(0,0,0,0.45);
}
body.dark-mode .form-agregar h3 { color: #f0f4f8; }
body.dark-mode .form-agregar input,
body.dark-mode .form-agregar textarea {
  background: #0f1923;
  border-color: #2d3e52;
  color: #e2e8f0;
}
body.dark-mode .form-agregar input:focus,
body.dark-mode .form-agregar textarea:focus {
  background: #0f1923;
  border-color: var(--primary-light);
}
body.dark-mode .form-group label { color: var(--primary-light); }
body.dark-mode .checkbox-group label { color: #c8d8e8; }
body.dark-mode .empty-state h3 { color: #e2e8f0; }
body.dark-mode .btn-secondary {
  background: #2d3e52;
  color: #c8d8e8;
}
body.dark-mode .emoji-picker { background: #1a2535; }
body.dark-mode .emoji-picker span:hover { background: #2d3e52; }

/* ─── RESPONSIVE ──────────────────────────────────── */
@media (max-width: 900px) {
  .eventos-grid {
    grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
    gap: 20px;
  }
}
@media (max-width: 640px) {
  .eventos-header { padding: 70px 16px 40px; }
  .eventos-grid {
    grid-template-columns: 1fr;
    padding: 0 16px;
    margin: 28px auto 40px;
  }
  .form-agregar { padding: 24px 20px; margin: 20px 16px 0; }
  .acciones { flex-direction: column; }
  .acciones .btn { width: 100%; }
  .btn-back, .theme-toggle { font-size: 0.8rem; padding: 8px 14px; }
}

/* ─── CARD ENTRANCE ANIMATION ────────────────────── */
@keyframes fadeUpCard {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: translateY(0); }
}
.card {
  animation: fadeUpCard 0.5s cubic-bezier(.22,1,.36,1) both;
}
.card:nth-child(1) { animation-delay: 0.05s; }
.card:nth-child(2) { animation-delay: 0.12s; }
.card:nth-child(3) { animation-delay: 0.19s; }
.card:nth-child(4) { animation-delay: 0.26s; }
.card:nth-child(5) { animation-delay: 0.33s; }
.card:nth-child(6) { animation-delay: 0.40s; }
.card:nth-child(n+7) { animation-delay: 0.46s; }