/* Star Radar — "radar console" theme, dark and light.
   Theme: <html data-theme="light|dark"> wins; without it the OS preference decides.
   Language: <html data-lang="zh|en"> picks which [data-l] span is shown. */

:root {
  --bg: #06080c;
  --bg-2: #0b0f16;
  --surface: rgba(255, 255, 255, 0.025);
  --surface-hover: rgba(255, 255, 255, 0.05);
  --line: rgba(255, 255, 255, 0.07);
  --line-strong: rgba(255, 255, 255, 0.14);
  --grid-line: rgba(255, 255, 255, 0.07);
  --text: #e8edf4;
  --text-2: #cfd6e2;
  --muted: #8a94a6;
  --faint: #5b6577;
  --accent: #3cffa4;
  --accent-soft: rgba(60, 255, 164, 0.12);
  --accent-border: rgba(60, 255, 164, 0.25);
  --accent-ink: #04140c;
  --accent-2: #8f82ff;
  --cyan: #38d9ff;
  --warn: #ff6b81;
  --warn-text: #f3b7c1;
  --warn-soft: rgba(255, 107, 129, 0.04);
  --warn-border: rgba(255, 107, 129, 0.2);
  --gold: #ffd166;
  --silver: #c9d3e0;
  --bronze: #e6a06b;
  --glow: rgba(60, 255, 164, 0.35);
  --gold-glow: rgba(255, 209, 102, 0.6);
  --halo-1: rgba(124, 108, 255, 0.18);
  --halo-2: rgba(60, 255, 164, 0.10);
  --sweep: rgba(60, 255, 164, 0.16);
  --header-bg: rgba(6, 8, 12, 0.6);
  --bg-fade: rgba(6, 8, 12, 0);
  --stat-bg: linear-gradient(180deg, rgba(255, 255, 255, 0.045), rgba(255, 255, 255, 0.015));
  --card-shadow: none;
  --track: rgba(255, 255, 255, 0.06);
  --notice-bg: rgba(56, 217, 255, 0.06);
  --notice-border: rgba(56, 217, 255, 0.18);
  --radius: 14px;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  color-scheme: dark;
}

/* Light tokens: applied when chosen explicitly, or by the OS unless dark was chosen. */
:root[data-theme="light"] {
  --bg: #f6f7fb; --bg-2: #eceff5;
  --surface: #ffffff; --surface-hover: #ffffff;
  --line: rgba(15, 23, 42, 0.08); --line-strong: rgba(15, 23, 42, 0.16); --grid-line: rgba(15, 23, 42, 0.05);
  --text: #0f172a; --text-2: #273449; --muted: #5b6578; --faint: #8a93a5;
  --accent: #059669; --accent-soft: rgba(5, 150, 105, 0.09); --accent-border: rgba(5, 150, 105, 0.28); --accent-ink: #ffffff;
  --accent-2: #6d5dfc; --cyan: #0891b2;
  --warn: #e11d48; --warn-text: #be123c; --warn-soft: rgba(225, 29, 72, 0.04); --warn-border: rgba(225, 29, 72, 0.2);
  --gold: #b7791f; --silver: #7b8798; --bronze: #b4652f;
  --glow: transparent; --gold-glow: transparent;
  --halo-1: rgba(109, 93, 252, 0.12); --halo-2: rgba(5, 150, 105, 0.10); --sweep: rgba(5, 150, 105, 0.10);
  --header-bg: rgba(246, 247, 251, 0.75); --bg-fade: rgba(246, 247, 251, 0);
  --stat-bg: #ffffff;
  --card-shadow: 0 1px 2px rgba(15, 23, 42, 0.04), 0 6px 20px rgba(15, 23, 42, 0.05);
  --track: rgba(15, 23, 42, 0.07);
  --notice-bg: rgba(8, 145, 178, 0.06); --notice-border: rgba(8, 145, 178, 0.22);
  color-scheme: light;
}
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    --bg: #f6f7fb; --bg-2: #eceff5;
    --surface: #ffffff; --surface-hover: #ffffff;
    --line: rgba(15, 23, 42, 0.08); --line-strong: rgba(15, 23, 42, 0.16); --grid-line: rgba(15, 23, 42, 0.05);
    --text: #0f172a; --text-2: #273449; --muted: #5b6578; --faint: #8a93a5;
    --accent: #059669; --accent-soft: rgba(5, 150, 105, 0.09); --accent-border: rgba(5, 150, 105, 0.28); --accent-ink: #ffffff;
    --accent-2: #6d5dfc; --cyan: #0891b2;
    --warn: #e11d48; --warn-text: #be123c; --warn-soft: rgba(225, 29, 72, 0.04); --warn-border: rgba(225, 29, 72, 0.2);
    --gold: #b7791f; --silver: #7b8798; --bronze: #b4652f;
    --glow: transparent; --gold-glow: transparent;
    --halo-1: rgba(109, 93, 252, 0.12); --halo-2: rgba(5, 150, 105, 0.10); --sweep: rgba(5, 150, 105, 0.10);
    --header-bg: rgba(246, 247, 251, 0.75); --bg-fade: rgba(246, 247, 251, 0);
    --stat-bg: #ffffff;
    --card-shadow: 0 1px 2px rgba(15, 23, 42, 0.04), 0 6px 20px rgba(15, 23, 42, 0.05);
    --track: rgba(15, 23, 42, 0.07);
    --notice-bg: rgba(8, 145, 178, 0.06); --notice-border: rgba(8, 145, 178, 0.22);
    color-scheme: light;
  }
}

/* ---------- language ---------- */
:root[data-lang="en"] [data-l="zh"],
:root:not([data-lang="en"]) [data-l="en"] { display: none !important; }

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.6 Inter, -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB",
        "Microsoft YaHei", "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  transition: background-color .3s, color .3s;
}
a { color: inherit; text-decoration: none; }
.mono { font-family: var(--mono); }
.wrap { position: relative; max-width: 920px; margin: 0 auto; padding: 0 16px; }

/* ---------- backdrop: grid + radar sweep ---------- */
.backdrop { position: fixed; inset: 0; z-index: -1; overflow: hidden; pointer-events: none; }
.backdrop::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(900px 500px at 15% -10%, var(--halo-1), transparent 60%),
    radial-gradient(700px 500px at 95% 0%, var(--halo-2), transparent 60%);
}
.grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 30%, transparent 75%);
  opacity: 0.6;
}
.sweep {
  position: absolute; width: 1400px; height: 1400px; top: -900px; right: -500px;
  border-radius: 50%;
  background: conic-gradient(from 0deg, var(--sweep), transparent 12%, transparent);
  mask-image: radial-gradient(circle, #000 0 45%, transparent 70%);
  -webkit-mask-image: radial-gradient(circle, #000 0 45%, transparent 70%);
  animation: spin 14s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 10;
  backdrop-filter: blur(14px) saturate(140%); -webkit-backdrop-filter: blur(14px) saturate(140%);
  background: var(--header-bg);
  border-bottom: 1px solid var(--line);
}
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; height: 60px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 17px; letter-spacing: -0.02em; }
.brand-accent { color: var(--accent); margin-left: -6px; }
.radar-dot { position: relative; width: 12px; height: 12px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 12px var(--glow); }
.radar-dot i { position: absolute; inset: 0; border-radius: 50%; border: 2px solid var(--accent); animation: ping 2s ease-out infinite; }
@keyframes ping { from { transform: scale(1); opacity: .8; } to { transform: scale(3); opacity: 0; } }
.site-header nav { display: flex; align-items: center; gap: 4px; }
.site-header nav a { padding: 6px 10px; border-radius: 8px; color: var(--muted); font-size: 14px; transition: color .2s, background .2s; }
.site-header nav a:hover { color: var(--text); background: var(--surface-hover); }

.tool {
  display: inline-flex; align-items: center; justify-content: center; gap: 3px; height: 32px; margin-left: 4px;
  padding: 0 10px; border-radius: 8px; border: 1px solid var(--line); background: var(--surface);
  color: var(--muted); cursor: pointer; font: 600 12.5px/1 var(--mono); transition: color .2s, border-color .2s;
}
.tool:hover { color: var(--text); border-color: var(--line-strong); }
.tool:focus-visible { outline: 2px solid var(--cyan); outline-offset: 2px; }
.tool.icon { width: 32px; padding: 0; }
.lang-sep { color: var(--faint); }
:root:not([data-lang="en"]) .lang-opt[data-opt="zh"],
:root[data-lang="en"] .lang-opt[data-opt="en"] { color: var(--accent); }
/* Show the icon of the theme you'd switch to. */
.i-sun { display: none; }
:root[data-theme="light"] .i-sun, :root[data-theme="light"] .i-moon { display: none; }
:root[data-theme="light"] .i-moon { display: block; }
:root[data-theme="dark"] .i-moon { display: none; }
:root[data-theme="dark"] .i-sun { display: block; }
:root:not([data-theme]) .i-sun { display: block; }
:root:not([data-theme]) .i-moon { display: none; }
@media (prefers-color-scheme: light) {
  :root:not([data-theme]) .i-sun { display: none; }
  :root:not([data-theme]) .i-moon { display: block; }
}

/* ---------- hero ---------- */
.hero { padding: 56px 0 8px; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px; margin: 0 0 16px;
  font: 600 12px/1 var(--mono); letter-spacing: 0.12em; color: var(--accent);
  padding: 7px 12px; border: 1px solid var(--accent-border); border-radius: 999px; background: var(--accent-soft);
}
.eyebrow a { color: var(--muted); }
.eyebrow a:hover { color: var(--text); }
.live { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 8px var(--glow); animation: blink 1.6s ease-in-out infinite; }
@keyframes blink { 50% { opacity: .3; } }
.hero h1 { margin: 0; font-size: clamp(36px, 7vw, 60px); line-height: 1.05; font-weight: 800; letter-spacing: -0.035em; }
.grad {
  background: linear-gradient(100deg, var(--accent) 0%, var(--cyan) 45%, var(--accent-2) 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.lede { margin: 14px 0 0; color: var(--muted); font-size: 16px; max-width: 600px; }

.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-top: 32px; }
.stat {
  position: relative; padding: 16px 16px 14px; border-radius: var(--radius);
  background: var(--stat-bg); border: 1px solid var(--line); box-shadow: var(--card-shadow); overflow: hidden;
}
.stat::after {
  content: ""; position: absolute; left: 16px; right: 16px; top: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent); opacity: .6;
}
.stat.warn::after { background: linear-gradient(90deg, transparent, var(--warn), transparent); }
.stat b { display: block; font: 700 24px/1.2 var(--mono); letter-spacing: -0.02em; }
.stat b small { font-size: 12px; color: var(--muted); margin-left: 4px; font-weight: 500; }
.stat > span { display: block; margin-top: 4px; font-size: 12.5px; color: var(--muted); }
.stat.warn b { color: var(--warn); }

.notice {
  margin: 16px 0 0; padding: 10px 14px; border-radius: 10px; font-size: 13px; color: var(--muted);
  background: var(--notice-bg); border: 1px solid var(--notice-border);
}

/* ---------- controls ---------- */
.controls {
  position: sticky; top: 60px; z-index: 5;
  display: flex; flex-wrap: wrap; gap: 8px; margin: 28px -16px 8px; padding: 12px 16px;
  background: linear-gradient(var(--bg) 70%, var(--bg-fade));
}
.seg { display: inline-flex; padding: 3px; gap: 2px; border-radius: 11px; background: var(--surface); border: 1px solid var(--line); box-shadow: var(--card-shadow); }
.seg button {
  border: 0; background: none; color: var(--muted); cursor: pointer;
  font: 600 13.5px/1 Inter, "PingFang SC", sans-serif; padding: 8px 14px; border-radius: 8px;
  transition: color .2s, background .2s, box-shadow .2s;
}
.seg button:hover { color: var(--text); }
.seg button[aria-pressed="true"] {
  color: var(--accent-ink); background: var(--accent);
  box-shadow: 0 0 0 1px var(--accent-border), 0 4px 18px var(--glow);
}
.seg button:focus-visible { outline: 2px solid var(--cyan); outline-offset: 2px; }

/* ---------- rows ---------- */
.rows { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.row {
  position: relative; display: grid; grid-template-columns: 34px 40px 1fr 128px; gap: 14px; align-items: start;
  padding: 16px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--line);
  box-shadow: var(--card-shadow);
  transition: background .2s, border-color .2s, transform .2s;
  animation: rise .45s cubic-bezier(.2, .7, .2, 1) both; animation-delay: calc(var(--i) * 28ms);
}
.row:hover { background: var(--surface-hover); border-color: var(--line-strong); transform: translateY(-1px); }
@keyframes rise { from { opacity: 0; transform: translateY(8px); } }

.rank { font: 700 15px/40px var(--mono); color: var(--faint); text-align: center; }
.podium .rank { font-size: 17px; }
.p1 .rank { color: var(--gold); text-shadow: 0 0 14px var(--gold-glow); }
.p2 .rank { color: var(--silver); }
.p3 .rank { color: var(--bronze); }
.p1 { border-color: rgba(214, 160, 40, 0.3); background: linear-gradient(90deg, rgba(255, 209, 102, 0.07), var(--surface) 40%); }

.avatar { width: 40px; height: 40px; border-radius: 10px; background: var(--bg-2); border: 1px solid var(--line); object-fit: cover; }
.main { min-width: 0; }
.title-line { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; }
.name { font-weight: 700; font-size: 16px; letter-spacing: -0.01em; word-break: break-word; transition: color .2s; }
.name:hover { color: var(--accent); }
.owner { color: var(--muted); font-weight: 500; }
.badge { font: 700 10px/1 var(--mono); letter-spacing: 0.08em; padding: 4px 6px; border-radius: 5px; }
.badge.new { color: var(--cyan); background: var(--notice-bg); border: 1px solid var(--notice-border); }

.summary { margin: 6px 0 2px; font-size: 14.5px; color: var(--text-2); }
.desc {
  margin: 6px 0 0; color: var(--muted); font-size: 13.5px;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.desc.secondary { margin-top: 2px; font-size: 12.5px; color: var(--faint); -webkit-line-clamp: 1; }
/* In English the write-up already says what the (English) description says. */
:root[data-lang="en"] .desc.dup-en { display: none; }
.meta { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 14px; margin-top: 10px; font-size: 12.5px; color: var(--muted); }
.lang { display: inline-flex; align-items: center; gap: 6px; }
.lang i { width: 8px; height: 8px; border-radius: 50%; background: var(--c); box-shadow: 0 0 6px var(--c); }
.topic { color: var(--accent-2); }

.gain { text-align: right; padding-top: 2px; }
.gain strong {
  display: block; font: 700 20px/1.2 var(--mono); color: var(--accent); letter-spacing: -0.02em;
  text-shadow: 0 0 18px var(--glow);
}
.sub-num { display: block; margin-top: 2px; font: 500 12px/1.4 var(--mono); color: var(--muted); }
.bar { display: block; height: 4px; margin-top: 10px; border-radius: 4px; background: var(--track); overflow: hidden; }
.bar span {
  display: block; height: 100%; margin-left: auto; border-radius: 4px;
  background: linear-gradient(90deg, var(--accent-2), var(--cyan), var(--accent));
  box-shadow: 0 0 10px var(--glow);
  animation: grow .8s cubic-bezier(.2, .7, .2, 1) both; animation-delay: calc(var(--i) * 28ms + 120ms);
  transform-origin: right;
}
@keyframes grow { from { transform: scaleX(0); } }

.empty { display: flex; flex-direction: column; align-items: center; gap: 18px; padding: 56px 16px; color: var(--muted); text-align: center; border: 1px dashed var(--line-strong); border-radius: var(--radius); }
.empty-radar { width: 64px; height: 64px; border-radius: 50%; border: 1px solid var(--accent-border); background: conic-gradient(from 0deg, var(--accent-soft), transparent 25%); animation: spin 2.4s linear infinite; }

/* ---------- flagged ---------- */
.flagged { margin: 40px 0 0; border-radius: var(--radius); border: 1px solid var(--warn-border); background: var(--warn-soft); }
.flagged summary { cursor: pointer; padding: 14px 16px; display: flex; align-items: center; gap: 10px; color: var(--warn-text); font-weight: 600; font-size: 14px; list-style: none; }
.flagged summary::-webkit-details-marker { display: none; }
.flagged summary::after { content: "+"; margin-left: auto; font: 700 16px/1 var(--mono); color: var(--warn); }
.flagged[open] summary::after { content: "−"; }
.flagged summary b { color: var(--warn); }
.warn-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--warn); box-shadow: 0 0 10px var(--warn); }
.flag-note { margin: 0; padding: 0 16px 8px; color: var(--muted); font-size: 13px; }
.flagged table { width: 100%; border-collapse: collapse; font-size: 13px; }
.flagged th { text-align: left; font: 600 11px/1 var(--mono); letter-spacing: 0.08em; color: var(--faint); padding: 10px 16px; border-top: 1px solid var(--line); }
.flagged td { padding: 9px 16px; border-top: 1px solid var(--line); color: var(--muted); vertical-align: top; }
.flagged td a { color: var(--text); word-break: break-all; }
.flagged td a:hover { color: var(--warn); }
.flagged .reason { font-size: 12px; }

/* ---------- archive ---------- */
.archive { list-style: none; padding: 0; margin: 32px 0 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 8px; }
.archive a { display: flex; justify-content: space-between; padding: 14px 16px; border-radius: 12px; background: var(--surface); border: 1px solid var(--line); box-shadow: var(--card-shadow); transition: border-color .2s, color .2s; }
.archive a:hover { border-color: var(--accent-border); color: var(--accent); }
.archive .arrow { color: var(--faint); }

.site-footer { padding: 48px 16px 56px; color: var(--faint); font-size: 12.5px; text-align: center; }

/* ---------- responsive ---------- */
@media (max-width: 720px) {
  .stats { grid-template-columns: repeat(2, 1fr); }
  .row { grid-template-columns: 28px 36px 1fr; gap: 10px; padding: 14px 12px; }
  .avatar { width: 36px; height: 36px; }
  .rank { line-height: 36px; font-size: 13px; }
  .gain { grid-column: 3; display: grid; grid-template-columns: auto auto 1fr; align-items: center; gap: 10px; text-align: left; padding: 0; }
  .gain strong { font-size: 17px; }
  .gain .sub-num { margin: 0; }
  .gain .bar { margin: 0; }
  .bar span { margin-left: 0; transform-origin: left; }
  .seg button { padding: 8px 11px; }
  .hero { padding-top: 36px; }
  .site-header nav a { padding: 6px 8px; }
  .flagged th:nth-child(4), .flagged td:nth-child(4) { display: none; }
}
@media (max-width: 400px) {
  .brand { font-size: 15px; }
  .site-header nav a[href$="archive/index.html"] { display: none; }
}

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