:root {
  --bg: #08090c;
  --panel: #11141b;
  --panel-2: #171b24;
  --line: #232a36;
  --text: #e8edf5;
  --muted: #8a94a6;
  --accent: #ffb020;
  --accent-dim: #7a5410;
  --danger: #ff5d5d;
  --ok: #4ade80;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  -webkit-font-smoothing: antialiased;
}

body {
  min-height: 100vh;
  background-image:
    radial-gradient(900px 400px at 80% -10%, rgba(255, 176, 32, 0.10), transparent 70%),
    radial-gradient(700px 380px at 0% 0%, rgba(80, 120, 255, 0.06), transparent 70%);
  background-repeat: no-repeat;
}

a { color: inherit; text-decoration: none; }

.wrap { max-width: 1120px; margin: 0 auto; padding: 0 20px; }

header.site {
  border-bottom: 1px solid var(--line);
  background: rgba(8, 9, 12, 0.85);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 20;
}

.site-inner {
  display: flex;
  align-items: center;
  gap: 26px;
  height: 62px;
}

.brand {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-weight: 700;
  letter-spacing: 0.14em;
  font-size: 14px;
}

.brand .mark {
  width: 8px;
  height: 18px;
  background: var(--accent);
  transform: skewX(-18deg);
  display: inline-block;
}

.brand small {
  color: var(--muted);
  letter-spacing: 0.06em;
  font-weight: 500;
  font-size: 11px;
  text-transform: uppercase;
}

nav.main { display: flex; gap: 4px; margin-left: auto; flex-wrap: wrap; }

nav.main a {
  padding: 8px 13px;
  border-radius: 8px;
  font-size: 13.5px;
  color: var(--muted);
  transition: color 0.15s, background 0.15s;
}

nav.main a:hover { color: var(--text); background: var(--panel-2); }
nav.main a.active { color: var(--accent); background: rgba(255, 176, 32, 0.10); }

main { padding: 40px 0 80px; }

h1 {
  font-size: 30px;
  margin: 0 0 10px;
  letter-spacing: -0.01em;
}

h2 {
  font-size: 17px;
  margin: 0 0 16px;
  letter-spacing: 0.02em;
}

p.lead { color: var(--muted); margin: 0 0 30px; line-height: 1.7; font-size: 14.5px; }

.eyebrow {
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}

.grid { display: grid; gap: 16px; }
.grid.three { grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }
.grid.courses { grid-template-columns: repeat(auto-fill, minmax(255px, 1fr)); }

.card {
  background: linear-gradient(180deg, var(--panel), var(--panel) 60%, #0f1218);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 20px;
}

.card.link { transition: border-color 0.15s, transform 0.15s; }
.card.link:hover { border-color: var(--accent-dim); transform: translateY(-2px); }

.card h3 { margin: 0 0 8px; font-size: 16px; }
.card p { margin: 0; color: var(--muted); font-size: 13.5px; line-height: 1.6; }

.card .go {
  margin-top: 16px;
  font-size: 12.5px;
  color: var(--accent);
  font-family: var(--mono);
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11.5px;
  font-family: var(--mono);
  color: var(--muted);
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: 999px;
  padding: 5px 11px;
}

.dot { width: 7px; height: 7px; border-radius: 50%; background: var(--muted); }
.dot.on { background: var(--ok); box-shadow: 0 0 8px rgba(74, 222, 128, 0.6); }
.dot.off { background: var(--danger); }

.toolbar {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: 22px;
}

.chip {
  padding: 8px 13px;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--muted);
  border-radius: 9px;
  font-size: 13px;
  cursor: pointer;
  transition: all 0.15s;
  font-family: inherit;
}

.chip:hover { color: var(--text); border-color: #33405a; }
.chip.active { color: #111; background: var(--accent); border-color: var(--accent); font-weight: 600; }

table.board {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

table.board th {
  text-align: left;
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 600;
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
}

table.board td {
  padding: 12px;
  border-bottom: 1px solid rgba(35, 42, 54, 0.55);
}

table.board tr:hover td { background: rgba(255, 255, 255, 0.02); }

td.rank { font-family: var(--mono); color: var(--muted); width: 56px; }
td.rank.top { color: var(--accent); font-weight: 700; }
td.time { font-family: var(--mono); font-size: 15px; color: var(--text); letter-spacing: -0.01em; }
td.dim, .dim { color: var(--muted); }
td.name { font-weight: 500; }

.tag {
  display: inline-block;
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 5px;
  padding: 1px 6px;
  margin-left: 6px;
  vertical-align: 1px;
}

.notice {
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent);
  background: rgba(255, 176, 32, 0.05);
  border-radius: 8px;
  padding: 13px 16px;
  font-size: 13px;
  color: #c9d2e0;
  line-height: 1.65;
  margin-bottom: 24px;
}

.king-card { position: relative; overflow: hidden; }
.king-card .course {
  font-size: 12px;
  color: var(--muted);
  letter-spacing: 0.08em;
  margin-bottom: 12px;
}
.king-card .who {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 4px;
  letter-spacing: 0.02em;
  word-break: break-all;
}
.king-card .slot { font-size: 13px; color: var(--muted); margin-top: 8px; }
.king-card .meta {
  display: flex;
  gap: 22px;
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid rgba(35, 42, 54, 0.7);
}
.king-card .meta span {
  display: block;
  font-size: 10.5px;
  letter-spacing: 0.16em;
  color: var(--muted);
  margin-bottom: 4px;
}
.king-card .meta b {
  font-family: var(--mono);
  font-size: 17px;
  font-weight: 600;
  color: var(--text);
}
.dl { color: var(--accent); font-family: var(--mono); font-size: 12px; }

input[type=text], input[type=password] {
  width: 100%;
  background: #0b0e13;
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--text);
  padding: 13px 15px;
  font-size: 14px;
  font-family: var(--mono);
  outline: none;
  transition: border-color 0.15s;
}

input:focus { border-color: var(--accent-dim); }

button.primary {
  background: var(--accent);
  color: #111;
  border: 0;
  border-radius: 10px;
  padding: 13px 22px;
  font-size: 14px;
  font-weight: 650;
  cursor: pointer;
  font-family: inherit;
}

button.primary:hover { filter: brightness(1.08); }
button.primary:disabled { opacity: 0.5; cursor: default; }

button.ghost {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--muted);
  border-radius: 8px;
  padding: 7px 12px;
  font-size: 12.5px;
  cursor: pointer;
  font-family: inherit;
}

button.ghost:hover { color: var(--text); border-color: #33405a; }
button.ghost.danger:hover { color: var(--danger); border-color: rgba(255, 93, 93, 0.5); }

.result {
  margin-top: 20px;
  border-radius: 12px;
  border: 1px solid var(--line);
  padding: 18px 20px;
  font-size: 14px;
  line-height: 1.6;
  display: none;
}
.result.show { display: block; }
.result.ok { border-color: rgba(74, 222, 128, 0.35); background: rgba(74, 222, 128, 0.06); }
.result.no { border-color: rgba(255, 93, 93, 0.35); background: rgba(255, 93, 93, 0.06); }
.result .headline { font-size: 17px; font-weight: 600; margin-bottom: 6px; }

.mono { font-family: var(--mono); }
.small { font-size: 12px; }
.muted { color: var(--muted); }
.mt { margin-top: 26px; }
.hidden { display: none !important; }

.device-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 0;
  border-bottom: 1px solid rgba(35, 42, 54, 0.55);
  font-family: var(--mono);
  font-size: 13px;
}
.device-row span { flex: 1; }

footer.site {
  border-top: 1px solid var(--line);
  padding: 26px 0 40px;
  color: #5b6474;
  font-size: 12.5px;
  line-height: 1.7;
}

.spinner {
  display: inline-block;
  width: 13px; height: 13px;
  border: 2px solid rgba(255, 255, 255, 0.2);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  vertical-align: -2px;
  margin-right: 8px;
}
@keyframes spin { to { transform: rotate(360deg); } }

@media (max-width: 640px) {
  .site-inner { height: auto; padding: 12px 0; flex-wrap: wrap; gap: 10px; }
  nav.main { margin-left: 0; }
  h1 { font-size: 24px; }
  table.board td, table.board th { padding: 9px 7px; }
  td.time { font-size: 13.5px; }
}

/* ---- rank list (two lines per row, car spans the full width) ---- */
.ranklist {
  max-width: 780px;
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  background: linear-gradient(180deg, var(--panel), var(--panel) 60%, #0f1218);
}

.rrow {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr) 46px 94px 96px;
  grid-template-areas:
    "rank name ph time date"
    "rank car  car car  car";
  column-gap: 10px;
  row-gap: 3px;
  align-items: center;
  padding: 11px 18px;
  border-bottom: 1px solid rgba(35, 42, 54, 0.55);
}

.rrow:last-child { border-bottom: 0; }
.rrow:not(.rhead):hover { background: rgba(255, 255, 255, 0.02); }

.rrow.rhead {
  grid-template-areas: "rank name ph time date";
  padding: 10px 18px;
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
  border-bottom: 1px solid var(--line);
}

.rrow .rank { grid-area: rank; font-family: var(--mono); color: var(--muted); }
.rrow .rank.top { color: var(--accent); font-weight: 700; }
.rrow .name {
  grid-area: name;
  font-size: 15px;
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.rrow .ph {
  grid-area: ph;
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--muted);
  white-space: nowrap;
}
.rrow .time {
  grid-area: time;
  font-family: var(--mono);
  font-size: 15px;
  white-space: nowrap;
}
.rrow .date {
  grid-area: date;
  font-size: 11.5px;
  color: var(--muted);
  white-space: nowrap;
  text-align: right;
}
.rrow .car {
  grid-area: car;
  font-size: 11.5px;
  color: var(--muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.rrow .d-short { display: none; }

.king-card .carlabel {
  margin-top: 10px;
  font-size: 13px;
  color: #c9d2e0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

@media (max-width: 640px) {
  .rrow {
    grid-template-columns: 22px minmax(0, 1fr) 40px 78px 42px;
    column-gap: 7px;
    padding: 11px 12px;
  }
  .rrow.rhead { padding: 9px 12px; }
  .rrow .name { font-size: 14px; }
  .rrow .ph { font-size: 11.5px; }
  .rrow .time { font-size: 13px; }
  .rrow .car { font-size: 10.5px; }
  .rrow .date { font-size: 10.5px; }
  .rrow .d-long { display: none; }
  .rrow .d-short { display: inline; }
  .king-card .carlabel { font-size: 12px; }
}