:root {
  --paper: #fbfaf6;
  --ink: #171614;
  --muted: #706a60;
  --line: rgba(174, 135, 61, 0.34);
  --gold: #b08a3c;
  --gold-deep: #8c6925;
  --gold-soft: #e8d6ad;
  --seal: #b72a20;
  --cyan-ink: #5d7480;
  --shadow: 0 22px 60px rgba(34, 28, 18, 0.1);
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: var(--paper);
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  font-family: "Noto Serif SC", "Songti SC", "Microsoft YaHei", serif;
  background:
    radial-gradient(ellipse at 8% 18%, rgba(23, 22, 20, 0.12), transparent 30%),
    radial-gradient(ellipse at 92% 16%, rgba(23, 22, 20, 0.08), transparent 28%),
    radial-gradient(circle at 18% 14%, rgba(176, 138, 60, 0.12), transparent 28%),
    radial-gradient(circle at 84% 8%, rgba(32, 31, 28, 0.08), transparent 24%),
    linear-gradient(110deg, rgba(255, 255, 255, 0.75), rgba(243, 239, 229, 0.5)),
    var(--paper);
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
  background-image:
    linear-gradient(rgba(24, 23, 21, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(24, 23, 21, 0.025) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: radial-gradient(circle at center, black 0%, transparent 78%);
}

body::after {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
  background:
    radial-gradient(ellipse at 7% 50%, rgba(23, 22, 20, 0.13), transparent 23%),
    radial-gradient(ellipse at 96% 61%, rgba(23, 22, 20, 0.1), transparent 26%),
    linear-gradient(120deg, transparent 0%, rgba(176, 138, 60, 0.08) 48%, transparent 72%);
  opacity: 0.7;
}

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

.site {
  width: min(1360px, calc(100% - 32px));
  margin: 0 auto;
  padding: 36px 0 28px;
}

.hero {
  position: relative;
  min-height: calc(100vh - 88px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 24px;
}

.title-block {
  position: relative;
  text-align: center;
}

.ink-wash {
  position: absolute;
  left: 50%;
  top: 50%;
  z-index: -1;
  width: min(760px, 92vw);
  height: 170px;
  border-radius: 50%;
  background:
    radial-gradient(ellipse at 48% 50%, rgba(23, 22, 20, 0.11), transparent 52%),
    radial-gradient(ellipse at 20% 46%, rgba(176, 138, 60, 0.13), transparent 38%);
  filter: blur(7px);
  transform: translate(-50%, -50%);
}

.site-title {
  margin: 0;
  font-size: clamp(58px, 8vw, 108px);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: 0;
  color: var(--ink);
  text-shadow:
    0 2px 0 rgba(232, 214, 173, 0.95),
    0 6px 14px rgba(140, 105, 37, 0.28),
    0 1px 0 #fff;
  -webkit-text-stroke: 0.5px rgba(140, 105, 37, 0.3);
}

.title-domain {
  margin: 10px 0 0;
  color: var(--gold-deep);
  font-family: "Microsoft YaHei", sans-serif;
  font-size: clamp(18px, 2vw, 26px);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: 0;
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 18px;
  border: 1px solid rgba(176, 138, 60, 0.68);
  border-radius: 999px;
  background: rgba(255, 250, 238, 0.72);
  box-shadow: 0 10px 24px rgba(140, 105, 37, 0.12);
  text-shadow: 0 2px 0 rgba(255, 255, 255, 0.8);
}

.title-rule {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  width: min(420px, 80vw);
  margin: 22px auto 0;
  color: var(--gold);
}

.title-rule::before,
.title-rule::after {
  display: block;
  width: 128px;
  height: 1px;
  content: "";
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
}

.title-mark {
  width: 7px;
  height: 7px;
  border: 1px solid var(--gold);
  transform: rotate(45deg);
}

.hero-line {
  margin: 16px 0 0;
  color: #3f3525;
  font-size: clamp(18px, 2vw, 28px);
  font-weight: 700;
  letter-spacing: 0;
  text-shadow: 0 2px 0 rgba(232, 214, 173, 0.85);
}

.promo-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  width: min(1040px, 100%);
  margin: 0 auto;
}

.promo-card {
  min-height: 96px;
  padding: 19px 20px;
  border: 1px solid rgba(176, 138, 60, 0.36);
  border-radius: 6px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.82), rgba(246, 242, 232, 0.7)),
    rgba(255, 255, 255, 0.64);
  box-shadow: 0 16px 38px rgba(34, 28, 18, 0.08);
  text-align: center;
}

.promo-title {
  display: block;
  font-size: clamp(22px, 2vw, 30px);
  font-weight: 700;
  line-height: 1.2;
}

.promo-text {
  display: block;
  margin-top: 8px;
  color: var(--muted);
  font-family: "Microsoft YaHei", sans-serif;
  font-size: 14px;
}

.version-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 30px;
  align-items: stretch;
}

.version-panel {
  position: relative;
  overflow: hidden;
  min-height: 560px;
  padding: 36px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.82), rgba(255, 255, 255, 0.58)),
    rgba(255, 255, 255, 0.52);
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}

.version-panel::after {
  position: absolute;
  right: -82px;
  bottom: -98px;
  width: 280px;
  height: 280px;
  border: 1px solid rgba(176, 138, 60, 0.18);
  border-radius: 50%;
  content: "";
}

.version-panel::before {
  position: absolute;
  top: 22px;
  right: 26px;
  width: 160px;
  height: 80px;
  content: "";
  background: radial-gradient(ellipse at center, rgba(23, 22, 20, 0.12), transparent 67%);
  filter: blur(10px);
  opacity: 0.55;
}

.panel-heading {
  position: relative;
  z-index: 1;
  margin-bottom: 22px;
}

.panel-kicker {
  margin: 0 0 8px;
  color: var(--seal);
  font-size: 13px;
  letter-spacing: 0;
}

.panel-title {
  margin: 0;
  font-size: clamp(34px, 4vw, 50px);
  line-height: 1.15;
  letter-spacing: 0;
  color: #23180d;
  text-shadow:
    0 2px 0 rgba(232, 214, 173, 0.9),
    0 6px 14px rgba(140, 105, 37, 0.22);
}

.card-list {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 14px;
}

.version-card {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto auto;
  gap: 14px;
  align-items: center;
  min-height: 88px;
  padding: 19px 22px;
  border: 1px solid rgba(176, 138, 60, 0.38);
  border-radius: 2px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.9), rgba(249, 246, 238, 0.82)),
    var(--paper);
  box-shadow: 0 12px 26px rgba(34, 28, 18, 0.07);
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease, background 180ms ease, color 180ms ease;
}

.card-diamond {
  width: 10px;
  height: 10px;
  border: 2px solid var(--gold);
  box-shadow: inset 0 0 0 2px rgba(255, 255, 255, 0.9);
  transform: rotate(45deg);
  transition: background 180ms ease, border-color 180ms ease, transform 180ms ease;
}

.card-arrow {
  display: inline-grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border: 1px solid rgba(176, 138, 60, 0.44);
  border-radius: 50%;
  color: var(--gold-deep);
  font-family: Georgia, serif;
  font-size: 28px;
  line-height: 1;
  transition: background 180ms ease, color 180ms ease, transform 180ms ease, border-color 180ms ease;
}

.version-card:hover,
.version-card:focus-visible {
  color: #18120b;
  border-color: rgba(183, 42, 32, 0.38);
  background:
    linear-gradient(135deg, rgba(255, 247, 229, 0.98), rgba(232, 214, 173, 0.76)),
    var(--gold-soft);
  box-shadow: 0 24px 46px rgba(34, 28, 18, 0.18);
  transform: translateY(-8px) scale(1.015);
  outline: none;
}

.version-card:hover .card-diamond,
.version-card:focus-visible .card-diamond {
  border-color: var(--seal);
  background: var(--seal);
  transform: rotate(45deg) scale(1.18);
}

.version-card:hover .card-arrow,
.version-card:focus-visible .card-arrow {
  color: #fff;
  border-color: var(--ink);
  background: var(--ink);
  transform: translateX(4px);
}

.version-card:hover .version-time,
.version-card:focus-visible .version-time {
  color: #5a3d1c;
}

.version-card:hover .status,
.version-card:focus-visible .status {
  color: #fff;
  border-color: var(--seal);
  background: var(--seal);
}

.waiting-card {
  filter: grayscale(0.82);
  opacity: 0.78;
  cursor: default;
  pointer-events: none;
  background:
    linear-gradient(135deg, rgba(247, 247, 245, 0.94), rgba(229, 228, 224, 0.82)),
    #efefec;
}

.waiting-card .version-name,
.waiting-card .version-time {
  color: #77736c;
}

.waiting-card .card-diamond {
  border-color: #9b968d;
}

.waiting-card:hover,
.waiting-card:focus-visible {
  filter: grayscale(0.45);
  opacity: 0.92;
}

.version-name {
  display: block;
  overflow-wrap: anywhere;
  font-size: clamp(21px, 1.7vw, 26px);
  font-weight: 700;
  line-height: 1.25;
}

.version-time {
  display: block;
  margin-top: 7px;
  color: #9b6f2f;
  font-family: "Microsoft YaHei", sans-serif;
  font-size: 13px;
}

.status {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 72px;
  min-height: 30px;
  padding: 0 11px;
  border: 1px solid rgba(176, 138, 60, 0.38);
  border-radius: 999px;
  color: var(--gold-deep);
  background: rgba(255, 250, 238, 0.9);
  font-family: "Microsoft YaHei", sans-serif;
  font-size: 13px;
  white-space: nowrap;
}

.status.waiting {
  color: #777067;
  border-color: rgba(112, 106, 96, 0.24);
  background: rgba(247, 245, 240, 0.82);
}

.version-card:hover .status.waiting,
.version-card:focus-visible .status.waiting {
  color: #fff;
  border-color: var(--cyan-ink);
  background: var(--cyan-ink);
}

@media (max-width: 860px) {
  .site {
    width: min(100% - 24px, 1360px);
    padding: 32px 0 24px;
  }

  .hero {
    min-height: auto;
    justify-content: flex-start;
    gap: 26px;
  }

  .version-grid {
    grid-template-columns: 1fr;
  }

  .promo-strip {
    grid-template-columns: 1fr;
  }

  .version-panel {
    min-height: auto;
    padding: 22px;
  }
}

@media (max-width: 520px) {
  .version-card {
    grid-template-columns: 1fr;
  }

  .status {
    justify-self: start;
  }

}