/* ============================================================
   NewFei Design System 2.0
   统一设计系统 · 深空极光主题
   ============================================================ */

/* ---------- Design Tokens ---------- */
:root {
  --font-sans: 'Outfit', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* dark (default) */
  --bg: #070b14;
  --bg-elev: #0b1120;
  --surface: rgba(148, 163, 184, 0.055);
  --surface-hover: rgba(148, 163, 184, 0.11);
  --surface-solid: #0d1526;
  --border: rgba(148, 163, 184, 0.14);
  --border-hover: rgba(148, 163, 184, 0.3);
  --text-1: #e8eef8;
  --text-2: #9aa9bf;
  --text-3: #5f6f89;

  --accent: #10b981;
  --accent-2: #34d399;
  --accent-soft: rgba(16, 185, 129, 0.12);
  --accent-glow: rgba(16, 185, 129, 0.38);
  --violet: #8b5cf6;
  --violet-soft: rgba(139, 92, 246, 0.14);
  --cyan: #22d3ee;
  --cyan-soft: rgba(34, 211, 238, 0.12);
  --red: #f87171;
  --red-soft: rgba(248, 113, 113, 0.12);
  --amber: #fbbf24;

  --shadow-sm: 0 4px 16px -8px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 28px 70px -28px rgba(0, 0, 0, 0.65);
  --glow-accent: 0 0 40px -6px var(--accent-glow);

  --radius-sm: 10px;
  --radius: 16px;
  --radius-lg: 22px;
  --nav-h: 66px;
  --max-w: 1180px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

[data-theme="light"] {
  --bg: #f3f6fb;
  --bg-elev: #ffffff;
  --surface: rgba(15, 23, 42, 0.035);
  --surface-hover: rgba(15, 23, 42, 0.07);
  --surface-solid: #ffffff;
  --border: rgba(15, 23, 42, 0.09);
  --border-hover: rgba(15, 23, 42, 0.2);
  --text-1: #0f172a;
  --text-2: #475569;
  --text-3: #94a3b8;
  --accent-soft: rgba(16, 185, 129, 0.1);
  --accent-glow: rgba(16, 185, 129, 0.28);
  --violet-soft: rgba(139, 92, 246, 0.1);
  --cyan-soft: rgba(34, 211, 238, 0.1);
  --red-soft: rgba(248, 113, 113, 0.1);
  --shadow-sm: 0 4px 16px -10px rgba(15, 23, 42, 0.18);
  --shadow-lg: 0 28px 70px -30px rgba(15, 23, 42, 0.28);
  --glow-accent: 0 0 40px -10px var(--accent-glow);
}

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

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

body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text-1);
  min-height: 100vh;
  line-height: 1.65;
  overflow-x: hidden;
  transition: background 0.35s ease, color 0.35s ease;
}

::selection { background: var(--accent); color: #fff; }

::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--border-hover); }

img { max-width: 100%; }
a { color: inherit; }
button { font-family: inherit; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ---------- Background FX ---------- */
.aurora {
  position: fixed;
  inset: 0;
  z-index: -2;
  background: var(--bg);
  overflow: hidden;
  transition: background 0.35s ease;
}
.aurora::before,
.aurora::after,
.aurora .blob {
  content: '';
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.55;
  will-change: transform;
}
.aurora::before {
  width: 58vmax;
  height: 58vmax;
  left: -16vmax;
  top: -22vmax;
  background: radial-gradient(circle, rgba(16, 185, 129, 0.16), transparent 62%);
  animation: drift 30s ease-in-out infinite alternate;
}
.aurora::after {
  width: 52vmax;
  height: 52vmax;
  right: -18vmax;
  bottom: -20vmax;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.14), transparent 62%);
  animation: drift 36s ease-in-out infinite alternate-reverse;
}
.aurora .blob {
  width: 34vmax;
  height: 34vmax;
  left: 46%;
  top: 34%;
  background: radial-gradient(circle, rgba(34, 211, 238, 0.09), transparent 62%);
  animation: drift 42s ease-in-out infinite;
}
@keyframes drift {
  0%   { transform: translate(0, 0) scale(1); }
  50%  { transform: translate(4vmax, -3vmax) scale(1.12); }
  100% { transform: translate(-3vmax, 3vmax) scale(0.96); }
}
.grid-overlay {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 46px 46px;
  -webkit-mask-image: radial-gradient(ellipse 90% 60% at 50% 0%, #000 20%, transparent 78%);
  mask-image: radial-gradient(ellipse 90% 60% at 50% 0%, #000 20%, transparent 78%);
  opacity: 0.5;
}

/* ---------- Layout ---------- */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 1.5rem;
}
.main { padding-top: var(--nav-h); min-height: 100vh; }

/* ---------- Header / Nav ---------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 900;
  transition: background 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
  border-bottom: 1px solid transparent;
}
.site-header.scrolled {
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  -webkit-backdrop-filter: blur(18px) saturate(1.4);
  backdrop-filter: blur(18px) saturate(1.4);
  border-bottom-color: var(--border);
  box-shadow: 0 8px 30px -18px rgba(0, 0, 0, 0.5);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-h);
  gap: 1rem;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--text-1);
  text-decoration: none;
  flex-shrink: 0;
}
.brand svg { width: 26px; height: 26px; color: var(--accent); filter: drop-shadow(0 0 10px var(--accent-glow)); }
.brand em {
  font-style: normal;
  background: linear-gradient(120deg, var(--accent), var(--cyan));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}
.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.48rem 0.85rem;
  border-radius: 999px;
  color: var(--text-2);
  font-size: 0.9rem;
  font-weight: 500;
  text-decoration: none;
  transition: color 0.2s ease, background 0.2s ease;
}
.nav-link svg { width: 17px; height: 17px; flex-shrink: 0; }
.nav-link:hover { color: var(--text-1); background: var(--surface); }
.nav-link.active { color: var(--accent); background: var(--accent-soft); }

.nav-actions { display: flex; align-items: center; gap: 0.5rem; }

.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-2);
  cursor: pointer;
  transition: all 0.2s ease;
}
.icon-btn:hover { color: var(--accent); border-color: var(--accent); background: var(--accent-soft); transform: translateY(-1px); }
.icon-btn svg { width: 19px; height: 19px; }

.nav-toggle { display: none; }

/* Mobile drawer */
@media (max-width: 860px) {
  .nav-toggle { display: inline-flex; }
  .nav-links {
    position: fixed;
    top: var(--nav-h);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0.35rem;
    padding: 1rem 1.5rem 1.25rem;
    background: color-mix(in srgb, var(--bg-elev) 88%, transparent);
    -webkit-backdrop-filter: blur(22px) saturate(1.4);
    backdrop-filter: blur(22px) saturate(1.4);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 24px 50px -24px rgba(0, 0, 0, 0.6);
    transform: translateY(-12px);
    opacity: 0;
    visibility: hidden;
    transition: all 0.28s var(--ease);
  }
  .nav-links.open { transform: translateY(0); opacity: 1; visibility: visible; }
  .nav-link { padding: 0.7rem 1rem; border-radius: 12px; }
}

/* ---------- Page Hero ---------- */
.page-hero { padding: 3.4rem 0 1.8rem; text-align: center; }
.page-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.42rem 0.95rem;
  border-radius: 999px;
  background: var(--accent-soft);
  border: 1px solid var(--accent-glow);
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 1.1rem;
}
.page-badge svg { width: 14px; height: 14px; }
.page-title {
  font-size: clamp(2.1rem, 6vw, 3.2rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.01em;
  background: linear-gradient(135deg, var(--text-1) 30%, var(--text-2));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 0.6rem;
}
.page-title .grad {
  background: linear-gradient(120deg, var(--accent), var(--cyan));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.page-desc { font-size: 1.02rem; color: var(--text-2); }
.page-desc b, .page-desc strong { color: var(--accent); font-weight: 700; }
.page-divider {
  width: 64px;
  height: 4px;
  border-radius: 4px;
  margin: 1.4rem auto 0;
  background: linear-gradient(90deg, var(--accent), var(--cyan));
  box-shadow: 0 0 18px var(--accent-glow);
}

/* ---------- Section ---------- */
.section { padding: 2.6rem 0; }
.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.4rem;
}
.section-title {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-size: 1.22rem;
  font-weight: 700;
}
.section-title svg { width: 22px; height: 22px; color: var(--accent); }
.section-more { font-size: 0.85rem; color: var(--text-3); text-decoration: none; transition: color 0.2s; }
.section-more:hover { color: var(--accent); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.62rem 1.25rem;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-1);
  font-size: 0.88rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.22s ease;
  white-space: nowrap;
}
.btn:hover { border-color: var(--border-hover); background: var(--surface-hover); transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn svg { width: 15px; height: 15px; }
.btn-primary {
  background: linear-gradient(135deg, var(--accent), #059669);
  border-color: transparent;
  color: #fff;
  box-shadow: 0 10px 24px -12px var(--accent-glow);
}
.btn-primary:hover { background: linear-gradient(135deg, #10d78f, #059669); color: #fff; }
.btn-ghost { background: transparent; }
.btn-sm { padding: 0.42rem 0.85rem; font-size: 0.8rem; border-radius: 10px; }
.btn-block { width: 100%; }

/* ---------- Cards ---------- */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  transition: transform 0.28s var(--ease), box-shadow 0.28s ease, border-color 0.28s ease, background 0.28s ease;
}
.card:hover {
  transform: translateY(-4px);
  border-color: var(--border-hover);
  background: var(--surface-hover);
  box-shadow: var(--shadow-lg);
}
.card.clickable { cursor: pointer; }

.grid { display: grid; gap: 1rem; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 980px) { .grid-4 { grid-template-columns: repeat(2, 1fr); } .grid-3 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }

/* Quick entry card (home) */
.quick-card .card-icon {
  width: 46px;
  height: 46px;
  border-radius: 13px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.9rem;
}
.quick-card .card-icon svg { width: 22px; height: 22px; }
.quick-card .card-icon.blue { background: var(--cyan-soft); color: var(--cyan); }
.quick-card .card-icon.green { background: var(--accent-soft); color: var(--accent); }
.quick-card .card-icon.violet { background: var(--violet-soft); color: var(--violet); }
.quick-card .card-icon.red { background: var(--red-soft); color: var(--red); }
.quick-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: 0.3rem; }
.quick-card p { font-size: 0.85rem; color: var(--text-2); margin-bottom: 0.9rem; }

/* ---------- Search ---------- */
.search {
  position: relative;
  max-width: 440px;
  width: 100%;
}
.search svg {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  width: 17px;
  height: 17px;
  color: var(--text-3);
  pointer-events: none;
}
.search input {
  width: 100%;
  padding: 0.72rem 1rem 0.72rem 2.6rem;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-1);
  font-size: 0.92rem;
  font-family: inherit;
  outline: none;
  transition: all 0.22s ease;
}
.search input::placeholder { color: var(--text-3); }
.search input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); background: var(--surface-hover); }
.search .clear {
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  border: none;
  background: transparent;
  color: var(--text-3);
  cursor: pointer;
  display: none;
  width: 26px;
  height: 26px;
  border-radius: 8px;
}
.search .clear:hover { color: var(--accent); background: var(--accent-soft); }
.search.has-value .clear { display: flex; align-items: center; justify-content: center; }

/* ---------- Empty state ---------- */
.empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 3rem 1rem;
  color: var(--text-3);
}
.empty svg { width: 42px; height: 42px; margin-bottom: 0.8rem; opacity: 0.6; }
.empty p { font-size: 0.92rem; }

/* ---------- Tool cards ---------- */
.tool-card .tool-icon {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: var(--accent-soft);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}
.tool-card .tool-icon svg { width: 24px; height: 24px; }
.tool-card h3 { font-size: 1.06rem; font-weight: 700; margin-bottom: 0.3rem; }
.tool-card .tool-desc { font-size: 0.86rem; color: var(--text-2); margin-bottom: 1.1rem; }
.tool-actions { display: flex; gap: 0.5rem; flex-wrap: wrap; }

/* ---------- App cards ---------- */
.app-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.7rem;
}
.app-icon-wrap {
  width: 54px;
  height: 54px;
  border-radius: 15px;
  overflow: hidden;
  background: var(--surface-solid);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: var(--shadow-sm);
}
.app-icon-wrap img { width: 100%; height: 100%; object-fit: cover; display: block; }
.app-avatar {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: 0.02em;
}
.app-card h3 { font-size: 1rem; font-weight: 700; }
.app-tags { display: flex; gap: 0.4rem; flex-wrap: wrap; margin-bottom: 0.15rem; }
.tag {
  font-size: 0.68rem;
  font-weight: 600;
  padding: 0.18rem 0.55rem;
  border-radius: 999px;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-3);
}
.tag.green { color: var(--accent); background: var(--accent-soft); border-color: transparent; }
.tag.violet { color: var(--violet); background: var(--violet-soft); border-color: transparent; }
.app-card .btn-sm { margin-top: auto; }

/* ---------- Timeline ---------- */
.timeline { position: relative; padding-left: 1.7rem; }
.timeline::before {
  content: '';
  position: absolute;
  left: 6px;
  top: 6px;
  bottom: 6px;
  width: 2px;
  background: linear-gradient(180deg, var(--accent), var(--cyan), transparent);
  border-radius: 2px;
}
.timeline-item { position: relative; padding-bottom: 1.6rem; }
.timeline-item:last-child { padding-bottom: 0; }
.timeline-item::before {
  content: '';
  position: absolute;
  left: -1.7rem;
  top: 0.32rem;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-soft), 0 0 16px var(--accent-glow);
}
.timeline-date {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.05em;
  margin-bottom: 0.45rem;
}
.timeline-content {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 0.9rem 1.15rem;
  transition: border-color 0.25s ease;
}
.timeline-content:hover { border-color: var(--border-hover); }
.timeline-content ul { list-style: none; }
.timeline-content li {
  font-size: 0.88rem;
  color: var(--text-2);
  padding: 0.22rem 0;
  padding-left: 1.1rem;
  position: relative;
}
.timeline-content li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.7;
}
.timeline-content li b { color: var(--text-1); font-weight: 600; }

/* ---------- Music table ---------- */
.collection-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  background: linear-gradient(120deg, var(--accent-soft), var(--violet-soft));
  border: 1px solid var(--accent-glow);
  border-radius: var(--radius);
  padding: 1.4rem 1.6rem;
  margin-bottom: 1.6rem;
}
.collection-card h3 { font-size: 1.05rem; font-weight: 700; display: flex; align-items: center; gap: 0.5rem; }
.collection-card h3 svg { width: 20px; height: 20px; color: var(--accent); }
.collection-card p { font-size: 0.85rem; color: var(--text-2); margin-top: 0.2rem; }
.collection-actions { display: flex; gap: 0.5rem; flex-wrap: wrap; }

.table {
  width: 100%;
  border-collapse: collapse;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.table thead th {
  text-align: left;
  padding: 0.8rem 1rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-3);
  background: var(--surface-solid);
  border-bottom: 1px solid var(--border);
}
.table tbody td {
  padding: 0.75rem 1rem;
  font-size: 0.9rem;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}
.table tbody tr { transition: background 0.18s ease; }
.table tbody tr:hover { background: var(--surface-hover); }
.table tbody tr:last-child td { border-bottom: none; }
.table .num { color: var(--text-3); font-weight: 600; width: 44px; }
.table .name { font-weight: 600; color: var(--text-1); }
.table .artist { color: var(--text-2); }
.table .actions { text-align: right; white-space: nowrap; }
@media (max-width: 640px) {
  .table thead { display: none; }
  .table, .table tbody, .table tr, .table td { display: block; width: 100%; }
  .table tr { padding: 0.85rem 1rem; border-bottom: 1px solid var(--border); }
  .table tr:last-child { border-bottom: none; }
  .table td { padding: 0.18rem 0; border: none; text-align: left !important; }
  .table .num { display: none; }
  .table .actions { margin-top: 0.5rem; }
}

/* ---------- Video ---------- */
.video-shell {
  max-width: 860px;
  margin: 0 auto;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.video-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  padding: 1rem 1.3rem;
  border-bottom: 1px solid var(--border);
}
.video-title { display: flex; align-items: center; gap: 0.6rem; font-size: 1rem; font-weight: 700; }
.video-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--accent);
  background: var(--accent-soft);
  border-radius: 999px;
  padding: 0.2rem 0.6rem;
}
.video-badge svg { width: 12px; height: 12px; }
.video-frame { position: relative; aspect-ratio: 16 / 9; background: #04070d; }
.video-frame video { width: 100%; height: 100%; display: block; }
.video-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.8rem;
  color: var(--text-3);
  text-align: center;
  padding: 1.5rem;
}
.video-placeholder svg { width: 52px; height: 52px; opacity: 0.5; }
.video-placeholder p { font-size: 0.9rem; }
.video-placeholder small { font-size: 0.78rem; opacity: 0.7; }

.episodes { padding: 2.6rem 0; }
.episodes h2 {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 1.1rem;
}
.episodes h2 svg { width: 20px; height: 20px; color: var(--accent); }
.ep-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(118px, 1fr));
  gap: 0.6rem;
}
.ep-btn {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.15rem;
  padding: 0.7rem 0.9rem;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-1);
  cursor: pointer;
  text-align: left;
  transition: all 0.2s ease;
}
.ep-btn .ep-num { font-size: 0.68rem; font-weight: 700; color: var(--text-3); letter-spacing: 0.05em; }
.ep-btn:hover { border-color: var(--accent); background: var(--accent-soft); transform: translateY(-2px); }
.ep-btn.active {
  background: linear-gradient(135deg, var(--accent), #059669);
  border-color: transparent;
  color: #fff;
  box-shadow: 0 8px 20px -8px var(--accent-glow);
}
.ep-btn.active .ep-num { color: rgba(255, 255, 255, 0.75); }

.info-card {
  max-width: 860px;
  margin: 0 auto 2.5rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.4rem 1.6rem;
}
.info-card h3 {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 1rem;
}
.info-card h3 svg { width: 18px; height: 18px; color: var(--accent); }
.info-list { list-style: none; display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 0.45rem 1.2rem; }
.info-list li { font-size: 0.86rem; color: var(--text-2); display: flex; gap: 0.5rem; }
.info-list li span:first-child { color: var(--text-3); flex-shrink: 0; }

/* ---------- Gallery ---------- */
.gallery-wrap { max-width: 1360px; margin: 0 auto; padding: 0 1.5rem 2rem; }
.gallery { columns: 4; column-gap: 1rem; }
.gallery-item {
  break-inside: avoid;
  margin-bottom: 1rem;
  position: relative;
  border-radius: 14px;
  overflow: hidden;
  cursor: zoom-in;
  background: var(--surface);
  border: 1px solid var(--border);
  transition: all 0.3s ease;
}
.gallery-item:hover { transform: translateY(-3px); border-color: var(--accent); box-shadow: var(--shadow-lg); }
.gallery-item img { width: 100%; height: auto; display: block; opacity: 0; transition: opacity 0.5s ease, transform 0.6s ease; }
.gallery-item img.loaded { opacity: 1; }
.gallery-item:hover img.loaded { transform: scale(1.04); }
.gallery-item .g-tag {
  position: absolute;
  left: 10px;
  bottom: 10px;
  font-size: 0.68rem;
  font-weight: 600;
  color: #fff;
  background: rgba(0, 0, 0, 0.55);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  opacity: 0;
  transform: translateY(4px);
  transition: all 0.25s ease;
  pointer-events: none;
}
.gallery-item:hover .g-tag { opacity: 1; transform: translateY(0); }
@media (max-width: 1100px) { .gallery { columns: 3; } }
@media (max-width: 760px) { .gallery { columns: 2; column-gap: 0.7rem; } .gallery-item { margin-bottom: 0.7rem; } }
@media (max-width: 480px) { .gallery { columns: 1; } }

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}
.lightbox.open { opacity: 1; visibility: visible; }
.lightbox-bg { position: absolute; inset: 0; background: rgba(2, 5, 12, 0.93); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); }
.lightbox-body { position: relative; z-index: 1; display: flex; flex-direction: column; align-items: center; gap: 0.8rem; padding: 1.2rem; max-width: 94vw; }
.lightbox-img { max-width: 92vw; max-height: 76vh; object-fit: contain; border-radius: 10px; box-shadow: 0 30px 80px rgba(0, 0, 0, 0.6); cursor: zoom-in; transition: transform 0.35s var(--ease); }
.lightbox-img.zoomed { transform: scale(1.6); cursor: zoom-out; }
.lightbox-meta { display: flex; align-items: center; gap: 1rem; color: var(--text-2); font-size: 0.85rem; }
.lightbox-counter { font-weight: 600; color: var(--text-1); }
.lightbox-nav {
  position: fixed;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.25);
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
  z-index: 2;
}
.lightbox-nav:hover { background: var(--accent); border-color: var(--accent); }
.lightbox-nav svg { width: 22px; height: 22px; }
.lightbox-prev { left: 18px; }
.lightbox-next { right: 18px; }
.lightbox-close {
  position: fixed;
  top: 18px;
  right: 18px;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.25);
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.25s ease;
  z-index: 2;
}
.lightbox-close:hover { background: var(--red); border-color: var(--red); transform: rotate(90deg); }
.lightbox-close svg { width: 20px; height: 20px; }
@media (max-width: 640px) {
  .lightbox-nav { width: 40px; height: 40px; }
  .lightbox-prev { left: 8px; } .lightbox-next { right: 8px; }
  .lightbox-close { top: 10px; right: 10px; }
}

/* ---------- Link cards (it page) ---------- */
.link-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.1rem 1.3rem;
  border-radius: var(--radius);
  background: var(--surface);
  border: 1px solid var(--border);
  text-decoration: none;
  transition: all 0.25s ease;
}
.link-card:hover {
  border-color: var(--accent);
  background: var(--surface-hover);
  transform: translateX(4px);
  box-shadow: 0 14px 34px -18px var(--accent-glow);
}
.link-icon {
  width: 46px;
  height: 46px;
  border-radius: 13px;
  background: var(--accent-soft);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.link-icon svg { width: 22px; height: 22px; }
.link-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: 0.15rem; }
.link-card p { font-size: 0.83rem; color: var(--text-2); }
.link-arrow { margin-left: auto; color: var(--text-3); transition: all 0.25s ease; flex-shrink: 0; }
.link-arrow svg { width: 19px; height: 19px; }
.link-card:hover .link-arrow { color: var(--accent); transform: translateX(4px); }

/* ---------- Toast ---------- */
.toast {
  position: fixed;
  bottom: 1.6rem;
  left: 50%;
  transform: translateX(-50%) translateY(16px);
  z-index: 1200;
  display: flex;
  align-items: center;
  gap: 0.55rem;
  max-width: min(90vw, 420px);
  padding: 0.75rem 1.25rem;
  border-radius: 14px;
  background: color-mix(in srgb, var(--surface-solid) 92%, transparent);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border: 1px solid var(--border-hover);
  color: var(--text-1);
  font-size: 0.88rem;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  pointer-events: none;
  transition: all 0.3s var(--ease);
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast svg { width: 17px; height: 17px; color: var(--accent); flex-shrink: 0; }
.toast.error svg { color: var(--red); }

/* ---------- Scroll top (progress ring) ---------- */
.scroll-top {
  position: fixed;
  bottom: 1.4rem;
  right: 1.4rem;
  z-index: 800;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  background: conic-gradient(var(--accent) calc(var(--p, 0) * 1%), var(--border) 0);
  opacity: 0;
  visibility: hidden;
  transform: scale(0.85);
  transition: all 0.28s ease;
}
.scroll-top::before {
  content: '';
  position: absolute;
  inset: 4px;
  border-radius: 50%;
  background: var(--bg-elev);
}
.scroll-top svg {
  position: relative;
  z-index: 1;
  width: 20px;
  height: 20px;
  color: var(--text-1);
  transition: transform 0.25s ease;
}
.scroll-top:hover svg { transform: translateY(-2px); color: var(--accent); }
.scroll-top.show { opacity: 1; visibility: visible; transform: scale(1); }

/* ---------- Footer ---------- */
.site-footer {
  margin-top: 3.5rem;
  border-top: 1px solid var(--border);
  padding: 2rem 0 2.4rem;
  text-align: center;
  color: var(--text-3);
  font-size: 0.8rem;
}
.site-footer .footer-links { display: flex; justify-content: center; gap: 1.2rem; flex-wrap: wrap; margin-bottom: 0.9rem; }
.site-footer a { color: var(--text-2); text-decoration: none; transition: color 0.2s ease; }
.site-footer a:hover { color: var(--accent); }
.site-footer p { line-height: 1.9; }

/* ---------- Secret / Easter egg ---------- */
.secret-box {
  position: relative;
  text-align: center;
  background: linear-gradient(140deg, var(--accent-soft), var(--violet-soft));
  border: 1px solid var(--accent-glow);
  border-radius: var(--radius-lg);
  padding: 2.6rem 1.8rem;
  overflow: hidden;
}
.secret-box::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 0%, var(--accent-glow), transparent 65%);
  pointer-events: none;
}
.secret-icon {
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: var(--accent-soft);
  border: 1px solid var(--accent-glow);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
  position: relative;
}
.secret-icon svg { width: 26px; height: 26px; }
.secret-box h3 { font-size: 1.12rem; font-weight: 700; margin-bottom: 0.4rem; position: relative; }
.secret-box p { font-size: 0.88rem; color: var(--text-2); margin-bottom: 1.3rem; position: relative; }
.secret-form {
  display: flex;
  gap: 0.5rem;
  max-width: 360px;
  margin: 0 auto;
  position: relative;
}
.secret-form input {
  flex: 1;
  min-width: 0;
  padding: 0.72rem 1rem;
  border-radius: 12px;
  border: 1px solid var(--border-hover);
  background: var(--surface-solid);
  color: var(--text-1);
  font-size: 0.9rem;
  outline: none;
  transition: all 0.2s ease;
}
.secret-form input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.secret-form input::placeholder { color: var(--text-3); }

/* ---------- Profile (home) ---------- */
.profile-card { text-align: center; padding: 2.4rem 1.8rem; }
.profile-avatar {
  width: 108px;
  height: 108px;
  border-radius: 50%;
  border: 3px solid var(--accent);
  box-shadow: 0 0 42px var(--accent-glow);
  margin-bottom: 1.2rem;
  object-fit: cover;
  background: var(--surface-solid);
}
.profile-name { font-size: 1.5rem; font-weight: 800; margin-bottom: 0.35rem; }
.profile-bio { font-size: 0.9rem; color: var(--text-2); margin-bottom: 1.3rem; }
.profile-links { display: flex; justify-content: center; gap: 0.6rem; }
.profile-link {
  width: 44px;
  height: 44px;
  border-radius: 13px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-2);
  text-decoration: none;
  transition: all 0.22s ease;
}
.profile-link:hover { color: var(--accent); border-color: var(--accent); background: var(--accent-soft); transform: translateY(-3px); }
.profile-link svg { width: 19px; height: 19px; }

/* ---------- Stats (home hero) ---------- */
.stats { display: flex; justify-content: center; gap: 0.8rem; flex-wrap: wrap; margin-top: 1.6rem; }
.stat-card {
  min-width: 104px;
  padding: 1.05rem 1.2rem;
  border-radius: 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  text-align: center;
  transition: all 0.25s ease;
}
.stat-card:hover { transform: translateY(-3px); border-color: var(--accent); box-shadow: var(--glow-accent); }
.stat-value {
  font-size: 1.7rem;
  font-weight: 800;
  background: linear-gradient(120deg, var(--accent), var(--cyan));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1.2;
}
.stat-label { font-size: 0.72rem; color: var(--text-3); margin-top: 0.15rem; letter-spacing: 0.04em; }

/* ---------- Home hero ---------- */
.hero { padding: 4.2rem 0 1.5rem; text-align: center; }
.hero-title {
  font-size: clamp(2.4rem, 7.5vw, 4.1rem);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.015em;
  margin-bottom: 0.9rem;
}
.hero-title .grad {
  background: linear-gradient(120deg, var(--accent) 10%, var(--cyan) 60%, var(--violet) 110%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 4px 24px var(--accent-glow));
}
.hero-typed {
  min-height: 1.9em;
  font-size: clamp(1rem, 2.6vw, 1.22rem);
  color: var(--text-2);
  font-weight: 500;
}
.hero-typed .cursor { display: inline-block; width: 2px; height: 1.1em; background: var(--accent); vertical-align: -0.18em; margin-left: 2px; animation: blink 1s steps(2) infinite; }
@keyframes blink { 50% { opacity: 0; } }
.hero-actions { display: flex; justify-content: center; gap: 0.7rem; flex-wrap: wrap; margin-top: 1.8rem; }

/* ---------- Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
.reveal.in { opacity: 1; transform: translateY(0); }
.reveal[data-delay="1"] { transition-delay: 0.06s; }
.reveal[data-delay="2"] { transition-delay: 0.12s; }
.reveal[data-delay="3"] { transition-delay: 0.18s; }
.reveal[data-delay="4"] { transition-delay: 0.24s; }
.reveal[data-delay="5"] { transition-delay: 0.3s; }

/* ---------- Misc ---------- */
.notice {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.75rem 1.1rem;
  border-radius: 12px;
  background: var(--amber, #fbbf24);
  border: 1px solid transparent;
  font-size: 0.85rem;
  color: #fff;
  background: rgba(251, 191, 36, 0.14);
  border-color: rgba(251, 191, 36, 0.35);
  color: var(--amber);
  margin-bottom: 1.2rem;
}
.notice svg { width: 17px; height: 17px; flex-shrink: 0; }

.spinner {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  animation: spin 0.9s linear infinite;
  margin: 0 auto 1rem;
}
@keyframes spin { to { transform: rotate(360deg); } }

.center { text-align: center; }
.mt-0 { margin-top: 0; } .mt-1 { margin-top: 0.5rem; } .mt-2 { margin-top: 1rem; } .mt-3 { margin-top: 1.5rem; }
.mb-0 { margin-bottom: 0; } .mb-1 { margin-bottom: 0.5rem; } .mb-2 { margin-bottom: 1rem; } .mb-3 { margin-bottom: 1.5rem; }
.flex { display: flex; } .items-center { align-items: center; } .justify-between { justify-content: space-between; } .gap-1 { gap: 0.5rem; } .gap-2 { gap: 1rem; }
.wrap { flex-wrap: wrap; }

/* ---------- 404 ---------- */
.err-code {
  font-size: clamp(5rem, 18vw, 9rem);
  font-weight: 800;
  line-height: 1;
  background: linear-gradient(120deg, var(--accent), var(--cyan), var(--violet));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 10px 40px var(--accent-glow));
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
}