:root {
  --bg-color: #0f0f1b;
  --card-bg: #1a1a2e;
  --text-main: #f0f0ff;
  --text-sec: #a0a0c0;
  --accent: #00d1ff;
  --hover: #64ffda;
  --error: #ff6b6b;
}

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

body {
  font-family: 'Segoe UI', system-ui, sans-serif;
  background-color: var(--bg-color);
  color: var(--text-main);
  line-height: 1.6;
}

/* ================= HEADER ================= */

header {
  background: rgba(10, 10, 20, 0.95);
  padding: 16px 20px;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 12px rgba(0,0,0,.5);
  backdrop-filter: blur(10px);
}

header h1 {
  font-size: 1.65rem;
  font-weight: 700;
  cursor: pointer;
  background: linear-gradient(90deg, var(--accent), var(--hover));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ================= LAYOUT ================= */

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
  padding-bottom: 70px;
}

/* ================= GRID ================= */

.anime-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 22px;
}

.anime-card {
  background: var(--card-bg);
  border-radius: 12px;
  overflow: hidden;
  cursor: pointer;
  transition: transform .25s, box-shadow .25s;
  box-shadow: 0 4px 10px rgba(0,0,0,.3);
}

.anime-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 8px 20px rgba(0,209,255,.4);
}

.anime-card img {
  width: 100%;
  height: 240px;
  object-fit: cover;
}

.anime-info {
  padding: 12px;
}

.anime-title {
  font-size: .95rem;
  font-weight: 600;
  margin-bottom: 6px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.anime-meta {
  font-size: .8rem;
  color: var(--text-sec);
}

/* ================= DETAIL ================= */

.back-btn {
  background: rgba(26,26,46,.8);
  border: 1px solid var(--accent);
  color: var(--accent);
  padding: 8px 16px;
  border-radius: 6px;
  cursor: pointer;
  margin-bottom: 24px;
}

.banner {
  height: 200px;
  background-size: cover;
  background-position: center;
  border-radius: 12px;
  margin-bottom: 24px;
}

.detail-main {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}

.detail-poster {
  width: 220px;
  height: 320px;
  object-fit: cover;
  border-radius: 10px;
}

.detail-info {
  flex: 1;
  min-width: 300px;
}

.rating {
  color: #ffd700;
  margin-bottom: 12px;
}

.detail-meta {
  display: flex;
  gap: 16px;
  margin-bottom: 14px;
  font-size: .85rem;
  flex-wrap: wrap;
}

.detail-meta span {
  background: rgba(255,255,255,.06);
  padding: 6px 10px;
  border-radius: 8px;
}

.desc {
  color: #d0d0e0;
}

/* ================= PAGINATION ================= */

.pagination {
  margin-top: 30px;
  display: flex;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
}

.pagination button {
  background: rgba(26,26,46,.85);
  border: 1px solid rgba(0,209,255,.2);
  color: var(--text-sec);
  padding: 6px 12px;
  border-radius: 8px;
  cursor: pointer;
}

.pagination button.active {
  background: linear-gradient(135deg, var(--accent), var(--hover));
  color: #020617;
  font-weight: 700;
}

/* ================= FOOTER ================= */

footer {
  position: fixed;
  bottom: 0;
  width: 100%;
  padding: 14px;
  font-size: .8rem;
  text-align: center;
  color: var(--text-sec);
  background: rgba(15,15,27,.95);
  border-top: 1px solid rgba(0,209,255,.25);
}

/* ================= FAB ================= */

.portfolio-fab {
  position: fixed;
  right: 24px;
  bottom: 96px;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--hover));
  color: #020617;
  font-size: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  box-shadow: 0 12px 30px rgba(0,0,0,.45);
}

.fab-tooltip {
  position: absolute;
  right: 64px;
  top: 50%;
  transform: translateY(-50%);
  opacity: 0;
  background: rgba(15,15,30,.95);
  color: #fff;
  padding: 8px 12px;
  border-radius: 10px;
  font-size: .75rem;
  white-space: nowrap;
}

.portfolio-fab:hover .fab-tooltip {
  opacity: 1;
}

/* ================= SKELETON ================= */

@keyframes skeleton {
  0% { background-position: -200px 0; }
  100% { background-position: 200px 0; }
}

.skeleton {
  background: linear-gradient(
    90deg,
    rgba(255,255,255,.05),
    rgba(255,255,255,.12),
    rgba(255,255,255,.05)
  );
  background-size: 400px 100%;
  animation: skeleton 1.4s ease infinite;
}

.skeleton-card {
  border-radius: 14px;
  overflow: hidden;
}

/* ================= CONTROLS ================= */

.controls {
  margin-top: 16px;
  padding: 16px 18px;
  display: flex;
  gap: 14px;
  align-items: center;
  flex-wrap: wrap;
  background: linear-gradient(
    180deg,
    rgba(32, 32, 64, 0.75),
    rgba(18, 18, 36, 0.85)
  );
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(0, 209, 255, 0.18);
  border-radius: 16px;
  box-shadow:
    0 10px 30px rgba(0, 0, 0, 0.45),
    inset 0 1px 0 rgba(255,255,255,0.04);
  transition: box-shadow .25s ease, transform .25s ease;
}

.controls:hover {
  box-shadow:
    0 14px 40px rgba(0, 0, 0, 0.55),
    inset 0 1px 0 rgba(255,255,255,0.06);
}

/* Search */

.controls input {
  flex: 1;
  min-width: 220px;
  background: rgba(20, 20, 40, 0.9);
  color: var(--text-main);
  border: 1px solid rgba(0, 209, 255, 0.22);
  border-radius: 12px;
  padding: 13px 15px;
  font-size: 0.9rem;
  outline: none;
  box-shadow: inset 0 0 0 1px transparent;
  transition:
    border .2s ease,
    box-shadow .2s ease,
    background .2s ease,
    transform .15s ease;
}

.controls input::placeholder {
  color: var(--text-sec);
}

.controls input:focus {
  background: rgba(24, 24, 52, 0.95);
  border-color: var(--accent);
  box-shadow:
    0 0 0 3px rgba(0,209,255,.22),
    inset 0 0 0 1px rgba(0,209,255,.35);
  transform: translateY(-1px);
}

/* Dropdown */

.controls select {
  background: rgba(20, 20, 40, 0.9);
  color: var(--text-main);
  border: 1px solid rgba(0, 209, 255, 0.22);
  border-radius: 12px;
  padding: 13px 14px;
  font-size: 0.85rem;
  cursor: pointer;
  outline: none;
  transition:
    border .2s ease,
    box-shadow .2s ease,
    background .2s ease,
    transform .15s ease;
}

.controls select:hover {
  background: rgba(24, 24, 52, 0.95);
}

.controls select:focus {
  border-color: var(--accent);
  box-shadow:
    0 0 0 3px rgba(0,209,255,.22),
    inset 0 0 0 1px rgba(0,209,255,.35);
  transform: translateY(-1px);
}

/* Mobile */

@media (max-width: 640px) {
  .controls {
    flex-direction: column;
    align-items: stretch;
  }

  .controls input,
  .controls select {
    width: 100%;
  }
}