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

html { scroll-behavior: smooth; }

:root {
  --bg: #0F0A1E;
  --bg-alt-1: #1A0F2E;
  --bg-alt-2: #2B1020;
  --bg-light: #F2EBFF;
  --text-on-light: #1A0F2E;
  --card-a: #FF6B35;
  --card-b: #FFD23F;
  --card-c: #00E5A0;
  --card-d: #F26DF9;
  --accent: #00CFFF;
  --status-new: #39FF14;
  --status-updating: #FF3131;
  --status-hot: #FFCC00;
  --text-primary: #FFFFFF;
  --text-secondary: #B3B3B3;
  --border-subtle: #5A4A78;
  --font-display: Impact, Haettenschweiler, "Arial Narrow Bold", "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  --font-mono: "SF Mono", "Cascadia Code", Consolas, "Courier New", monospace;
  --font-body: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", Roboto, Arial, sans-serif;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
img, svg { max-width: 100%; display: block; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }
[hidden] { display: none !important; }

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 10000;
  background: var(--card-b);
  color: var(--bg);
  padding: 0.75rem 1.25rem;
  font-weight: 700;
  font-size: 0.9rem;
  border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }

.site-header {
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 1500;
  width: 280px;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  visibility: visible;
  background:
    radial-gradient(rgba(255,255,255,0.05) 1px, transparent 1px),
    linear-gradient(180deg, rgba(0,207,255,0.08) 0%, rgba(255,107,53,0.05) 100%),
    var(--bg-alt-1);
  background-size: 10px 10px, auto, auto;
  border-right: 1px solid var(--border-subtle);
}
.site-header::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  right: -1px;
  width: 3px;
  background: linear-gradient(180deg, var(--card-a), var(--card-b), var(--card-c), var(--card-d), var(--accent));
  box-shadow: 0 0 18px var(--accent);
  pointer-events: none;
}

.header-top {
  display: flex;
  align-items: center;
  padding: 1.25rem 1.25rem 0.9rem;
  border-bottom: 1px solid var(--border-subtle);
}

.brand-lockup {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  color: #fff;
  text-decoration: none;
  transform: skewX(-6deg);
}
.brand-lockup:hover { color: #fff; text-decoration: none; }
.brand-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.4rem;
  height: 2.4rem;
  border-radius: 50%;
  background: var(--card-a);
  color: var(--bg);
  font-family: var(--font-display);
  font-size: 1.5rem;
  box-shadow: 0 0 14px rgba(255,107,53,0.7);
}
.brand-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.45rem;
  letter-spacing: 0.03em;
  line-height: 1;
  color: #fff;
  text-shadow: 0 0 12px rgba(0,207,255,0.55);
}

.site-nav { flex: 1 1 auto; padding: 1rem 0.75rem; }
.nav-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 0.4rem; }
.nav-item { position: relative; }
.nav-link {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.65rem 0.75rem;
  color: var(--text-primary);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.04em;
  border-radius: 0 999px 999px 0;
  border-left: 3px solid transparent;
  text-decoration: none;
  transform: skewX(-6deg);
  transition: background 0.2s, color 0.2s, transform 0.2s, border-color 0.2s;
}
.nav-index {
  font-family: var(--font-mono);
  font-weight: 400;
  font-size: 0.7rem;
  color: var(--accent);
  opacity: 0.75;
  letter-spacing: 0;
}
.nav-link:hover {
  background: rgba(255,210,63,0.12);
  color: var(--card-b);
  transform: translateX(4px) skewX(-6deg);
  text-decoration: none;
}
.nav-link[aria-current="page"] {
  background: var(--card-b);
  color: var(--bg);
  border-left-color: var(--accent);
  box-shadow: 0 0 14px rgba(255,210,63,0.35);
}
.nav-link[aria-current="page"] .nav-index { color: var(--bg); opacity: 1; }

.header-extra {
  padding: 0.85rem 0.85rem 1rem;
  border-top: 1px solid var(--border-subtle);
  background: rgba(15,10,30,0.55);
}
.search-panel { display: flex; flex-direction: column; gap: 0.4rem; }
.search-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-secondary);
}
.search-field {
  display: flex;
  align-items: stretch;
  border: 1px solid var(--accent);
  border-radius: 6px;
  overflow: hidden;
  background: rgba(0,0,0,0.45);
  box-shadow: 0 0 10px rgba(0,207,255,0.25);
}
.search-input {
  flex: 1;
  min-width: 0;
  border: 0;
  background: transparent;
  padding: 0.55rem 0.7rem;
  color: #fff;
  font-size: 0.875rem;
  font-family: var(--font-body);
}
.search-input::placeholder { color: var(--text-secondary); }
.search-input:focus { outline: none; box-shadow: inset 0 0 0 1px var(--accent); }
.search-action {
  border: 0;
  background: var(--accent);
  color: var(--bg);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.8rem;
  padding: 0 0.9rem;
  cursor: pointer;
}
.header-ticker {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  margin: 0.7rem 0 0;
  font-size: 0.8rem;
  color: var(--text-secondary);
}
.ticker-dot {
  flex: 0 0 auto;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--status-new);
  box-shadow: 0 0 8px var(--status-new);
}

.nav-toggle {
  display: none;
  position: fixed;
  top: 12px;
  right: 12px;
  z-index: 2000;
  width: 44px;
  height: 44px;
  border: 2px solid var(--accent);
  border-radius: 8px;
  background: var(--bg-alt-1);
  box-shadow: 0 0 16px rgba(0,207,255,0.35);
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
}
.nav-toggle-bar {
  display: block;
  width: 26px;
  height: 3px;
  background: var(--card-b);
  border-radius: 2px;
  transition: transform 0.25s, opacity 0.25s;
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

.nav-backdrop {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(0,0,0,0.55);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}
.nav-backdrop:not([hidden]) { opacity: 1; pointer-events: auto; }

.site-footer {
  position: relative;
  background: var(--bg);
  color: var(--text-secondary);
  font-size: 0.875rem;
  border-top: 4px solid transparent;
  border-image: linear-gradient(90deg, var(--card-a), var(--card-b), var(--card-c), var(--card-d), var(--accent)) 1;
  margin-left: 0;
}
.footer-top {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.5fr;
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
  padding: 2.5rem 1.5rem 1.8rem;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0 0 0.45rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.6rem;
  color: #fff;
  transform: skewX(-6deg);
}
.brand-badge--small {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.9rem;
  height: 1.9rem;
  border-radius: 50%;
  background: var(--card-d);
  color: var(--bg);
  font-size: 1.1rem;
  box-shadow: 0 0 10px rgba(242,109,249,0.6);
}
.footer-slogan { margin: 0; font-size: 0.85rem; color: var(--text-secondary); line-height: 1.6; }
.footer-heading {
  margin: 0 0 0.75rem;
  padding-bottom: 0.3rem;
  display: inline-block;
  border-bottom: 2px solid var(--accent);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}
.footer-list,
.footer-contact-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.footer-list a {
  color: var(--text-primary);
  text-decoration: none;
  transition: color 0.2s, padding-left 0.2s;
}
.footer-list a:hover { color: var(--card-b); padding-left: 4px; text-decoration: none; }
.footer-contact-list li {
  display: flex;
  align-items: flex-start;
  word-break: break-word;
  color: var(--text-secondary);
}
.footer-bottom {
  background: rgba(0,0,0,0.4);
  border-top: 1px solid var(--border-subtle);
}
.footer-bottom-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.1rem 1.5rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: var(--text-secondary);
}
.footer-bottom p { margin: 0; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.6rem 1.1rem;
  border: 2px solid transparent;
  border-radius: 6px;
  font-size: 0.9rem;
  font-weight: 600;
  font-family: var(--font-body);
  cursor: pointer;
  text-decoration: none;
  background: var(--accent);
  color: var(--bg);
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 4px 14px rgba(0,207,255,0.5); text-decoration: none; }
.btn--a { background: var(--card-a); color: var(--bg); }
.btn--b { background: var(--card-b); color: var(--bg); }
.btn--c { background: var(--card-c); color: var(--bg); }
.btn--d { background: var(--card-d); color: var(--bg); }
.btn--ghost { background: transparent; color: var(--text-primary); border-color: var(--border-subtle); box-shadow: none; }
.btn--ghost:hover { border-color: var(--accent); color: var(--accent); box-shadow: 0 0 10px rgba(0,207,255,0.25); }

#main-content {
  display: block;
  min-height: 70vh;
  padding: 1.5rem;
}
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 0.5rem;
}

.prose {
  max-width: 72ch;
  color: var(--text-primary);
  font-size: 0.95rem;
}
.prose h2,
.prose h3 { font-family: var(--font-display); font-weight: 700; margin: 1.6em 0 0.6em; }
.prose h2 { font-size: 1.5rem; color: var(--card-b); border-left: 4px solid var(--accent); padding-left: 0.6rem; }
.prose h3 { font-size: 1.2rem; color: var(--card-c); }
.prose p { margin: 0 0 1em; }
.prose ul,
.prose ol { padding-left: 1.2em; }

.section-heading {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  margin: 0 0 1rem;
  padding-left: 0.7rem;
  border-left: 6px solid var(--accent);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.55rem;
  color: var(--text-primary);
  transform: skewX(-4deg);
}
.section-heading .heading-index {
  font-family: var(--font-mono);
  font-weight: 400;
  font-size: 0.8rem;
  color: var(--accent);
  letter-spacing: 0;
  transform: skewX(4deg);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
  gap: 1rem;
}
.entry-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  padding: 1rem;
  border-radius: 10px;
  background: var(--bg-alt-1);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  transition: transform 0.2s, box-shadow 0.2s;
}
.entry-card:hover {
  transform: translateY(-4px) rotate(-0.4deg);
  box-shadow: 0 8px 22px rgba(0,0,0,0.5);
}
.entry-card--a { background: var(--card-a); color: var(--bg); border-color: transparent; }
.entry-card--b { background: var(--card-b); color: var(--bg); border-color: transparent; }
.entry-card--c { background: var(--card-c); color: var(--bg); border-color: transparent; }
.entry-card--d { background: var(--card-d); color: var(--bg); border-color: transparent; }
.entry-card__cover {
  position: relative;
  aspect-ratio: 3 / 4;
  border-radius: 6px;
  overflow: hidden;
  background: rgba(0,0,0,0.25);
  background-image: radial-gradient(rgba(0,0,0,0.35) 1px, transparent 1px);
  background-size: 8px 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: rgba(255,255,255,0.75);
}
.entry-card__title { font-weight: 700; font-size: 1.05rem; line-height: 1.3; }
.entry-card__meta { font-family: var(--font-mono); font-size: 0.74rem; opacity: 0.8; }

.magnet-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 0.9rem;
}
.genre-chip {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding: 1rem;
  border-radius: 10px;
  border: 2px solid transparent;
  background: var(--card-c);
  color: var(--bg);
  font-weight: 700;
  text-decoration: none;
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
}
.genre-chip:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 18px rgba(0,0,0,0.4);
  border-color: var(--accent);
  text-decoration: none;
}
.genre-chip[data-tone="a"] { background: var(--card-a); }
.genre-chip[data-tone="b"] { background: var(--card-b); }
.genre-chip[data-tone="d"] { background: var(--card-d); }
.genre-chip[data-tone="dark"] { background: var(--bg-alt-2); color: var(--text-primary); }
.genre-chip .genre-count { font-family: var(--font-mono); font-size: 0.78rem; opacity: 0.8; }

.entry-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 0.5rem; }
.entry-row {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  padding: 0.6rem 0.9rem;
  background: var(--bg-alt-1);
  border-left: 4px solid var(--border-subtle);
  border-radius: 6px;
  transition: background 0.2s, border-color 0.2s;
}
.entry-row:hover { background: var(--bg-alt-2); border-left-color: var(--accent); }
.entry-row__title { font-weight: 600; color: var(--text-primary); }
.entry-row__meta { margin-left: auto; font-family: var(--font-mono); font-size: 0.78rem; color: var(--text-secondary); white-space: nowrap; }

.tag-cloud { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.tag-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
  background: var(--card-d);
  color: var(--bg);
  text-decoration: none;
  transition: transform 0.2s, box-shadow 0.2s;
}
.tag-chip:hover { transform: translateY(-2px); box-shadow: 0 4px 10px rgba(242,109,249,0.4); text-decoration: none; }
.tag-chip[data-tone="a"] { background: var(--card-a); }
.tag-chip[data-tone="b"] { background: var(--card-b); }
.tag-chip[data-tone="c"] { background: var(--card-c); }
.tag-chip[data-tone="dark"] { background: var(--bg-alt-2); color: var(--text-primary); }
.tag-chip[data-filter] { cursor: pointer; border: 2px solid transparent; }
.tag-chip[data-filter][aria-pressed="true"],
.tag-chip[data-filter].is-active {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--bg), 0 0 14px var(--accent);
  transform: translateY(-2px);
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  background: var(--status-hot);
  color: var(--bg);
}
.status-badge::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  opacity: 0.9;
  flex: 0 0 auto;
}
.status-badge[data-status="new"] { background: var(--status-new); color: var(--bg); }
.status-badge[data-status="updating"] { background: var(--status-updating); color: #fff; }
.status-badge[data-status="hot"] { background: var(--status-hot); color: var(--bg); }
.status-badge[data-status="finished"] { background: var(--card-c); color: var(--bg); }

.rank-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.2rem;
  height: 2.2rem;
  padding: 0 0.3rem;
  border-radius: 6px;
  border: 1px solid var(--border-subtle);
  background: var(--bg-alt-2);
  color: var(--accent);
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: 1rem;
}
.rank-badge[data-rank="1"] { background: var(--card-b); color: var(--bg); border-color: var(--card-b); }
.rank-badge[data-rank="2"] { background: var(--card-a); color: var(--bg); border-color: var(--card-a); }
.rank-badge[data-rank="3"] { background: var(--card-d); color: var(--bg); border-color: var(--card-d); }

.meter-bar {
  display: flex;
  height: 8px;
  border-radius: 999px;
  overflow: hidden;
  background: rgba(255,255,255,0.12);
  margin: 0.25rem 0;
}
.meter-fill { height: 100%; border-radius: inherit; background: var(--accent); }
.meter-fill[data-tone="a"] { background: var(--card-a); }
.meter-fill[data-tone="b"] { background: var(--card-b); }
.meter-fill[data-tone="c"] { background: var(--card-c); }
.meter-fill[data-tone="d"] { background: var(--card-d); }

.index-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
  padding: 0.6rem 0.8rem;
  background: var(--bg-alt-1);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
}
.index-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.9rem;
  height: 1.9rem;
  padding: 0 0.4rem;
  border-radius: 5px;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--accent);
  text-decoration: none;
  transition: background 0.2s, color 0.2s;
}
.index-link:hover { background: var(--accent); color: var(--bg); text-decoration: none; }

.rail-wrap {
  display: flex;
  gap: 0.85rem;
  overflow-x: auto;
  padding: 0.4rem 0.2rem 0.8rem;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}
.rail-wrap > .entry-card,
.rail-wrap > .card-item,
.rail-wrap > .rail-item { flex: 0 0 220px; scroll-snap-align: start; }
.rail-wrap::-webkit-scrollbar { height: 6px; }
.rail-wrap::-webkit-scrollbar-thumb { background: var(--border-subtle); border-radius: 3px; }
.rail-wrap::-webkit-scrollbar-track { background: var(--bg-alt-1); border-radius: 3px; }

.table-compare {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
  color: var(--text-primary);
}
.table-compare th,
.table-compare td { padding: 0.6rem 0.75rem; border-bottom: 1px solid var(--border-subtle); text-align: left; vertical-align: top; }
.table-compare thead th { background: var(--bg-alt-2); font-family: var(--font-mono); font-size: 0.76rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--accent); }
.table-compare tbody tr { transition: background 0.2s; }
.table-compare tbody tr:hover { background: var(--bg-alt-1); }

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  color: var(--text-secondary);
  padding: 0.4rem 0 1rem;
}
.breadcrumb a { color: var(--accent); text-decoration: none; }
.breadcrumb a:hover { text-decoration: underline; }
.breadcrumb__sep { color: var(--text-secondary); }
.breadcrumb__current { color: var(--card-b); }

.pagination-bar {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.4rem;
  padding: 1.5rem 0;
}
.page-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.2rem;
  height: 2.2rem;
  padding: 0 0.6rem;
  border-radius: 6px;
  border: 1px solid var(--border-subtle);
  background: var(--bg-alt-1);
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  text-decoration: none;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}
.page-link:hover {
  background: var(--accent);
  color: var(--bg);
  border-color: var(--accent);
  text-decoration: none;
}
.page-link[aria-current="page"] { background: var(--card-b); color: var(--bg); border-color: var(--card-b); }

.media-box {
  position: relative;
  aspect-ratio: 16 / 9;
  border-radius: 8px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-alt-2);
  background-image: radial-gradient(rgba(255,255,255,0.09) 1px, transparent 1px);
  background-size: 10px 10px;
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.78rem;
}
.media-box--portrait { aspect-ratio: 3 / 4; }
.media-box--wide { aspect-ratio: 21 / 9; }

.section--light {
  background: var(--bg-light);
  color: var(--text-on-light);
  border-radius: 12px;
  padding: 1.25rem;
}
.section--light .section-heading { color: var(--text-on-light); }
.section--light .entry-row { background: #E5DDFF; }
.section--light .entry-row:hover { background: #D8CCFF; }
.section--light .meter-bar { background: #D6CCF2; }

.dot-texture {
  background-image: radial-gradient(rgba(255,255,255,0.16) 1px, transparent 1px);
  background-size: 9px 9px;
}
.neon-text {
  color: var(--accent);
  text-shadow: 0 0 8px rgba(0,207,255,0.8), 0 0 22px rgba(0,207,255,0.35);
}

.js-back-to-top {
  position: fixed;
  right: 1.5rem;
  bottom: 1.5rem;
  z-index: 1600;
  padding: 0.6rem 0.9rem;
  border: 2px solid var(--accent);
  border-radius: 6px;
  background: rgba(15,10,30,0.92);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 0 12px rgba(0,207,255,0.35);
  transition: background 0.2s, color 0.2s, transform 0.2s;
}
.js-back-to-top:hover {
  background: var(--accent);
  color: var(--bg);
  transform: translateY(-2px);
}

@media (min-width: 768px) {
  #main-content,
  .site-footer { margin-left: 280px; }
}

@media (max-width: 1023.98px) {
  .card-grid { grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); }
  .footer-top { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 767.98px) {
  .site-header {
    left: auto;
    right: 0;
    width: min(320px, 85vw);
    border-right: 0;
    border-left: 1px solid var(--border-subtle);
    visibility: hidden;
    transform: translateX(100%);
    transition: transform 0.3s ease, visibility 0s 0.3s;
  }
  .site-header[data-open] {
    visibility: visible;
    transform: translateX(0);
    transition: transform 0.3s ease, visibility 0s;
  }
  .site-header::after {
    right: auto;
    left: -1px;
  }
  .nav-toggle { display: flex; }
  .site-nav { overflow-y: auto; }
  #main-content,
  .site-footer { margin-left: 0; }
  #main-content { padding-top: 4.5rem; }
  body.nav-is-open { overflow: hidden; }
  .footer-top { grid-template-columns: 1fr; gap: 1.5rem; padding: 2rem 1.25rem 1.2rem; }
  .footer-bottom-inner { flex-direction: column; text-align: center; }
  .card-grid { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); }
  .entry-row { flex-wrap: wrap; }
  .entry-row__meta { margin-left: 0; width: 100%; white-space: normal; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto !important; }
}