/* ============================================================
   皇家国际娱乐 · 共享站点样式  /assets/site.css
   语言：皇家深蓝 × 鎏金 · 切角面板 · 刻度线 · 仪表板网格
   ============================================================ */

/* ---------- 1. 变量 ---------- */
:root {
  --rc-deep: #0B1F3A;
  --rc-deep-2: #123A5A;
  --rc-gold: #C9A227;
  --rc-gold-lt: #E8C766;
  --rc-ivory: #F6F1E7;
  --rc-crimson: #7A1F2B;
  --rc-teal: #6FA8A0;
  --rc-ink: #06111F;
  --rc-sand: #D9C7A3;
  --rc-amber: #B7791F;

  --rc-serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "SimSun", serif;
  --rc-sans: "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, sans-serif;
  --rc-mono: "IBM Plex Mono", "Roboto Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  --rc-line: rgba(217, 199, 163, 0.24);
  --rc-line-strong: rgba(201, 162, 39, 0.55);
  --rc-body-dim: rgba(246, 241, 231, 0.78);

  --rc-cut: 18px;
  --rc-radius-btn: 2px 10px 2px 10px;
  --rc-ease: 0.22s ease-out;
  --rc-max: 1200px;
  --rc-rail-h: 41px;
}

/* ---------- 2. Reset ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 110px;
}

body {
  margin: 0;
  font-family: var(--rc-sans);
  font-size: 16px;
  line-height: 1.75;
  color: var(--rc-ivory);
  background-color: var(--rc-deep);
  background-image:
    radial-gradient(1200px 620px at 86% -8%, rgba(111, 168, 160, 0.16), transparent 62%),
    radial-gradient(900px 520px at 4% 0%, rgba(201, 162, 39, 0.12), transparent 66%),
    linear-gradient(180deg, #0B1F3A 0%, #0A1B33 52%, #06111F 100%);
  background-repeat: no-repeat;
  background-attachment: fixed;
  min-height: 100vh;
  overflow-x: hidden;
}

img,
svg { max-width: 100%; }

button { font: inherit; }

h1, h2, h3, h4 {
  font-family: var(--rc-serif);
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 1.26;
  color: var(--rc-ivory);
  margin: 0 0 0.6em;
}

p { margin: 0 0 1em; }

a { color: var(--rc-gold-lt); }

ul, ol { margin: 0 0 1em; padding-left: 1.2em; }

::selection {
  background: rgba(201, 162, 39, 0.35);
  color: var(--rc-ivory);
}

/* ---------- 3. 焦点与无障碍 ---------- */
:where(a, button, [tabindex]):focus-visible {
  outline: 2px solid var(--rc-gold-lt);
  outline-offset: 2px;
  border-radius: 2px;
}

.rc-sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.rc-skip {
  position: fixed;
  top: -100px;
  left: 12px;
  z-index: 200;
  padding: 12px 20px;
  font-size: 14px;
  letter-spacing: 0.08em;
  color: var(--rc-ink);
  background: linear-gradient(120deg, var(--rc-gold-lt), var(--rc-gold));
  border-radius: var(--rc-radius-btn);
  text-decoration: none;
  transition: top var(--rc-ease);
}

.rc-skip:focus {
  top: 12px;
  outline: 2px solid var(--rc-ivory);
  outline-offset: 2px;
}

/* ---------- 4. 布局基础 ---------- */
.rc-shell {
  width: 100%;
  max-width: var(--rc-max);
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 40px);
}

.rc-section {
  padding-block: clamp(40px, 6vw, 84px);
}

.rc-band {
  background:
    linear-gradient(180deg, rgba(18, 58, 90, 0.55), rgba(6, 17, 31, 0.62));
  border-block: 1px solid var(--rc-line);
}

.rc-grid {
  display: grid;
  gap: clamp(18px, 2.6vw, 32px);
  align-items: start;
}

.rc-grid--7-5 { grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); }
.rc-grid--5-7 { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); }
.rc-grid--8-4 { grid-template-columns: minmax(0, 8fr) minmax(0, 4fr); }
.rc-grid--thirds { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.rc-grid--quarters { grid-template-columns: repeat(4, minmax(0, 1fr)); }

/* ---------- 5. 排版组件 ---------- */
.rc-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  font-family: var(--rc-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--rc-gold-lt);
}

.rc-eyebrow::before {
  content: "";
  width: 26px;
  height: 1px;
  background: linear-gradient(90deg, var(--rc-gold), transparent);
}

.rc-title { margin: 0 0 0.5em; }
.rc-title--xl { font-size: clamp(34px, 5.2vw, 64px); }
.rc-title--lg { font-size: clamp(28px, 3.6vw, 44px); }
.rc-title--sm { font-size: clamp(19px, 2.1vw, 26px); }

.rc-lede {
  max-width: 62ch;
  margin: 0 0 22px;
  font-size: clamp(16px, 1.35vw, 18px);
  line-height: 1.8;
  color: var(--rc-body-dim);
}

.rc-rule {
  height: 1px;
  border: 0;
  margin: 26px 0;
  background: linear-gradient(90deg, transparent, var(--rc-line-strong), transparent);
}

.rc-tickline {
  height: 10px;
  border: 0;
  margin: 18px 0;
  background-image: repeating-linear-gradient(90deg, rgba(217, 199, 163, 0.42) 0 1px, transparent 1px 12px);
  background-size: 100% 10px;
  background-position: 0 50%;
}

/* ---------- 6. 面板 / 媒体 / 按钮 / 标签 ---------- */
.rc-panel {
  position: relative;
  padding: clamp(18px, 2.4vw, 30px);
  border: 1px solid var(--rc-line);
  border-radius: 2px var(--rc-cut) 2px var(--rc-cut);
  background:
    linear-gradient(155deg, rgba(18, 58, 90, 0.78), rgba(6, 17, 31, 0.9));
  box-shadow: 0 22px 44px -38px #000;
  transition: transform var(--rc-ease), border-color var(--rc-ease), box-shadow var(--rc-ease);
}

.rc-panel:hover {
  transform: translateY(-3px);
  border-color: var(--rc-line-strong);
  box-shadow: 0 26px 50px -34px #000;
}

.rc-panel--chamfer {
  clip-path: polygon(18px 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%, 0 18px);
}

.rc-panel--gold {
  border-color: var(--rc-line-strong);
  background:
    linear-gradient(155deg, rgba(201, 162, 39, 0.16), rgba(11, 31, 58, 0.94) 62%);
}

.rc-media {
  position: relative;
  display: block;
  overflow: hidden;
  isolation: isolate;
  aspect-ratio: 16 / 10;
  border: 1px solid var(--rc-line);
  border-radius: 2px var(--rc-cut) 2px var(--rc-cut);
  background:
    radial-gradient(120% 84% at 14% 2%, rgba(111, 168, 160, 0.36), transparent 62%),
    radial-gradient(100% 72% at 92% 100%, rgba(201, 162, 39, 0.26), transparent 60%),
    linear-gradient(160deg, #123A5A 0%, #0B1F3A 54%, #06111F 100%);
}

.rc-media::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 32%;
  background-image: repeating-linear-gradient(90deg, rgba(232, 199, 102, 0.2) 0 1px, transparent 1px 16px);
  pointer-events: none;
}

.rc-media > img {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.rc-media--wide { aspect-ratio: 16 / 9; }
.rc-media--tall { aspect-ratio: 4 / 5; }
.rc-media--square { aspect-ratio: 1 / 1; }

.rc-media__ph {
  position: absolute;
  z-index: 2;
  inset: auto 0 0;
  padding: 12px 16px;
  margin: 0;
  font-family: var(--rc-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: rgba(232, 199, 102, 0.82);
}

.rc-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 22px;
  font-size: 15px;
  letter-spacing: 0.08em;
  line-height: 1.3;
  text-decoration: none;
  color: var(--rc-ivory);
  border: 1px solid rgba(217, 199, 163, 0.38);
  border-radius: var(--rc-radius-btn);
  background: rgba(18, 58, 90, 0.55);
  transition: transform var(--rc-ease), border-color var(--rc-ease), background var(--rc-ease), color var(--rc-ease);
}

.rc-btn:hover {
  transform: translateY(-2px);
  border-color: var(--rc-gold-lt);
  background: rgba(18, 58, 90, 0.9);
}

.rc-btn--gold {
  color: var(--rc-ink);
  font-weight: 600;
  border-color: transparent;
  background: linear-gradient(120deg, var(--rc-gold-lt), var(--rc-gold));
  box-shadow: 0 14px 30px -22px rgba(201, 162, 39, 0.95);
}

.rc-btn--gold:hover {
  color: var(--rc-ink);
  filter: brightness(1.06);
  background: linear-gradient(120deg, var(--rc-gold-lt), var(--rc-gold));
}

.rc-btn--ghost {
  background: transparent;
  border-color: rgba(201, 162, 39, 0.55);
  color: var(--rc-gold-lt);
}

.rc-btn--block {
  display: flex;
  width: 100%;
}

.rc-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 10px;
  font-family: var(--rc-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.08em;
  line-height: 1.6;
  color: var(--rc-sand);
  border: 1px solid rgba(217, 199, 163, 0.4);
  border-radius: 2px 8px 2px 8px;
  background: rgba(11, 31, 58, 0.5);
}

.rc-tag--gold {
  color: var(--rc-ink);
  border-color: transparent;
  background: linear-gradient(120deg, var(--rc-gold-lt), var(--rc-gold));
}

.rc-tag--crimson {
  color: #FBEFE4;
  border-color: rgba(122, 31, 43, 0.9);
  background: rgba(122, 31, 43, 0.88);
}

.rc-tag--teal {
  color: #062421;
  border-color: transparent;
  background: rgba(111, 168, 160, 0.92);
}

/* ---------- 7. 面包屑 / 数据块 ---------- */
.rc-crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
  font-family: var(--rc-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: rgba(217, 199, 163, 0.72);
}

.rc-crumbs__link {
  color: rgba(246, 241, 231, 0.86);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--rc-ease), border-color var(--rc-ease);
}

.rc-crumbs__link:hover {
  color: var(--rc-gold-lt);
  border-bottom-color: var(--rc-gold);
}

.rc-crumbs__sep {
  color: rgba(201, 162, 39, 0.7);
}

.rc-stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.rc-stat__num {
  font-family: var(--rc-mono);
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 500;
  line-height: 1.1;
  color: var(--rc-gold-lt);
}

.rc-stat__label {
  font-size: 13px;
  letter-spacing: 0.06em;
  color: rgba(246, 241, 231, 0.7);
}

/* ---------- 8. 页头 ---------- */
.rc-header {
  position: sticky;
  top: calc(-1 * var(--rc-rail-h));
  z-index: 80;
}

/* 8.1 上层刻度带 */
.rc-header__rail {
  background: linear-gradient(90deg, rgba(6, 17, 31, 0.96), rgba(11, 31, 58, 0.94));
  border-bottom: 1px solid rgba(217, 199, 163, 0.16);
}

.rc-header__rail-inner {
  display: flex;
  align-items: center;
  gap: clamp(10px, 2vw, 26px);
  min-height: 40px;
  flex-wrap: wrap;
}

.rc-header__note {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-family: var(--rc-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--rc-sand);
}

.rc-header__pip {
  width: 6px;
  height: 6px;
  background: var(--rc-teal);
  box-shadow: 0 0 0 3px rgba(111, 168, 160, 0.16);
  transform: rotate(45deg);
}

.rc-header__scale {
  width: clamp(36px, 8vw, 108px);
  height: 8px;
  background-image: repeating-linear-gradient(90deg, rgba(217, 199, 163, 0.55) 0 1px, transparent 1px 9px);
}

.rc-mini { margin-left: auto; }

.rc-mini__list {
  display: flex;
  align-items: center;
  gap: clamp(10px, 1.6vw, 20px);
  margin: 0;
  padding: 0;
  list-style: none;
}

.rc-mini__item { margin: 0; }

.rc-mini__link {
  position: relative;
  display: inline-block;
  padding: 4px 2px;
  font-size: 13px;
  color: rgba(246, 241, 231, 0.86);
  text-decoration: none;
  transition: color var(--rc-ease);
}

.rc-mini__link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: var(--rc-gold);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform var(--rc-ease);
}

.rc-mini__link:hover,
.rc-mini__link[aria-current="page"] { color: var(--rc-gold-lt); }

.rc-mini__link:hover::after,
.rc-mini__link:focus-visible::after,
.rc-mini__link[aria-current="page"]::after { transform: scaleX(1); }

.rc-utility {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 0;
  padding: 0 0 0 14px;
  list-style: none;
  border-left: 1px solid rgba(217, 199, 163, 0.22);
}

.rc-utility__item { margin: 0; }

.rc-utility__link {
  font-family: var(--rc-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: rgba(217, 199, 163, 0.78);
  text-decoration: none;
  transition: color var(--rc-ease);
}

.rc-utility__link:hover,
.rc-utility__link[aria-current="page"] { color: var(--rc-gold-lt); }

/* 8.2 主栏 */
.rc-navbar {
  position: relative;
  background: linear-gradient(180deg, rgba(11, 31, 58, 0.97), rgba(9, 24, 45, 0.97));
  border-bottom: 1px solid rgba(201, 162, 39, 0.32);
  transition: box-shadow var(--rc-ease), border-color var(--rc-ease);
}

.rc-header.is-scrolled .rc-navbar {
  border-bottom-color: rgba(201, 162, 39, 0.6);
  box-shadow: 0 16px 34px -28px #000;
}

.rc-navbar__inner {
  position: relative;
  display: flex;
  align-items: center;
  gap: clamp(12px, 2vw, 30px);
  min-height: 74px;
}

.rc-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  flex: 0 0 auto;
  text-decoration: none;
  color: var(--rc-ivory);
}

.rc-brand__mark {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border: 1px solid rgba(201, 162, 39, 0.85);
  background: linear-gradient(140deg, rgba(201, 162, 39, 0.24), rgba(11, 31, 58, 0.15));
  transform: rotate(45deg);
  transition: transform 0.3s ease-out, border-color 0.3s ease-out;
}

.rc-brand:hover .rc-brand__mark {
  transform: rotate(135deg);
  border-color: var(--rc-gold-lt);
}

.rc-brand__core {
  width: 12px;
  height: 12px;
  border-radius: 1px;
  background: linear-gradient(140deg, var(--rc-gold-lt), var(--rc-gold));
}

.rc-brand__text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.rc-brand__name {
  font-family: var(--rc-serif);
  font-size: clamp(17px, 1.8vw, 20px);
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--rc-ivory);
}

.rc-brand__sub {
  margin-top: 2px;
  font-family: var(--rc-mono);
  font-size: 10px;
  letter-spacing: 0.24em;
  color: rgba(217, 199, 163, 0.72);
}

.rc-nav {
  display: flex;
  align-items: center;
  margin-left: auto;
}

.rc-nav__list {
  display: flex;
  align-items: center;
  gap: clamp(2px, 0.8vw, 14px);
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: rc-nav;
}

.rc-nav__item {
  counter-increment: rc-nav;
  margin: 0;
}

.rc-nav__link {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 1px;
  padding: 16px 10px 18px;
  font-size: 15px;
  letter-spacing: 0.06em;
  white-space: nowrap;
  color: var(--rc-ivory);
  text-decoration: none;
  transition: color var(--rc-ease);
}

.rc-nav__link::before {
  content: "0" counter(rc-nav);
  font-family: var(--rc-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.14em;
  color: rgba(217, 199, 163, 0.55);
  transition: color var(--rc-ease);
}

.rc-nav__link::after {
  content: "";
  position: absolute;
  left: 10px;
  right: 10px;
  bottom: 12px;
  height: 2px;
  background: linear-gradient(90deg, var(--rc-gold), var(--rc-gold-lt));
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform var(--rc-ease);
}

.rc-nav__link:hover,
.rc-nav__link[aria-current="page"] { color: var(--rc-gold-lt); }

.rc-nav__link:hover::before,
.rc-nav__link[aria-current="page"]::before { color: var(--rc-gold); }

.rc-nav__link:hover::after,
.rc-nav__link:focus-visible::after,
.rc-nav__link[aria-current="page"]::after { transform: scaleX(1); }

.rc-nav__foot { display: none; }

.rc-nav__footlinks {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.rc-nav__footlink {
  display: block;
  padding: 8px 0;
  font-size: 14px;
  color: rgba(246, 241, 231, 0.82);
  text-decoration: none;
  border-bottom: 1px solid rgba(217, 199, 163, 0.16);
  transition: color var(--rc-ease), border-color var(--rc-ease);
}

.rc-nav__footlink:hover {
  color: var(--rc-gold-lt);
  border-bottom-color: var(--rc-gold);
}

.rc-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  flex: 0 0 auto;
  margin-left: 6px;
  padding: 10px 18px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.08em;
  white-space: nowrap;
  color: var(--rc-ink);
  text-decoration: none;
  border-radius: var(--rc-radius-btn);
  background: linear-gradient(120deg, var(--rc-gold-lt), var(--rc-gold));
  box-shadow: 0 14px 28px -20px rgba(201, 162, 39, 0.95);
  transition: transform var(--rc-ease), filter var(--rc-ease);
}

.rc-cta:hover {
  transform: translateY(-2px);
  filter: brightness(1.06);
}

.rc-navtoggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  margin-left: auto;
  padding: 0;
  color: var(--rc-gold-lt);
  background: rgba(18, 58, 90, 0.6);
  border: 1px solid rgba(201, 162, 39, 0.55);
  border-radius: 2px 10px 2px 10px;
  cursor: pointer;
  z-index: 95;
}

.rc-navtoggle__bars {
  position: relative;
  display: block;
  width: 20px;
  height: 2px;
  background: var(--rc-gold-lt);
  transition: background var(--rc-ease), transform var(--rc-ease);
}

.rc-navtoggle__bars::before,
.rc-navtoggle__bars::after {
  content: "";
  position: absolute;
  left: 0;
  width: 20px;
  height: 2px;
  background: var(--rc-gold-lt);
  transition: transform var(--rc-ease);
}

.rc-navtoggle__bars::before { top: -7px; }
.rc-navtoggle__bars::after { top: 7px; }

[data-header][data-open] .rc-navtoggle__bars { background: transparent; }
[data-header][data-open] .rc-navtoggle__bars::before { transform: translateY(7px) rotate(45deg); }
[data-header][data-open] .rc-navtoggle__bars::after { transform: translateY(-7px) rotate(-45deg); }

.rc-progress {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 2px;
  background: rgba(217, 199, 163, 0.14);
  overflow: hidden;
  pointer-events: none;
}

.rc-progress__bar {
  display: block;
  width: 100%;
  height: 100%;
  transform: scaleX(0);
  transform-origin: 0 50%;
  background: linear-gradient(90deg, var(--rc-gold), var(--rc-gold-lt));
  transition: transform 0.12s linear;
}

.rc-scrim {
  position: fixed;
  inset: 0;
  z-index: 75;
  background: rgba(6, 17, 31, 0.7);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--rc-ease);
}

/* ---------- 9. 页脚 ---------- */
.rc-footer {
  position: relative;
  margin-top: clamp(40px, 7vw, 88px);
  color: rgba(246, 241, 231, 0.82);
  background: linear-gradient(180deg, #08182B 0%, #06111F 56%, #04101C 100%);
  border-top: 1px solid rgba(201, 162, 39, 0.38);
  font-size: 15px;
}

.rc-footer::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 8px;
  background-image: repeating-linear-gradient(90deg, rgba(201, 162, 39, 0.38) 0 1px, transparent 1px 14px);
  opacity: 0.6;
  pointer-events: none;
}

.rc-footer__top {
  display: grid;
  grid-template-columns: 1.7fr 0.85fr 0.85fr 0.85fr 1.35fr;
  gap: clamp(20px, 3vw, 42px);
  padding-block: clamp(38px, 5vw, 66px) clamp(28px, 4vw, 48px);
}

.rc-footer__brand {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 14px;
}

.rc-brand--footer .rc-brand__name { font-size: 20px; }

.rc-footer__tagline {
  margin: 0;
  font-family: var(--rc-serif);
  font-size: 16px;
  letter-spacing: 0.04em;
  line-height: 1.7;
  color: var(--rc-sand);
}

.rc-footer__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.rc-footer__action { margin-top: 4px; }

.rc-footer__col { min-width: 0; }

.rc-footer__title {
  margin: 0 0 14px;
  font-family: var(--rc-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--rc-gold-lt);
}

.rc-footer__list {
  display: flex;
  flex-direction: column;
  gap: 9px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.rc-footer__item { margin: 0; }

.rc-footer__link {
  display: inline-block;
  color: rgba(246, 241, 231, 0.78);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--rc-ease), border-color var(--rc-ease);
}

.rc-footer__link:hover {
  color: var(--rc-gold-lt);
  border-bottom-color: rgba(201, 162, 39, 0.7);
}

.rc-footer__contact { min-width: 0; }

.rc-footer__info {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 0;
  font-size: 14px;
}

.rc-footer__row {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 10px;
  align-items: baseline;
}

.rc-footer__key {
  margin: 0;
  font-family: var(--rc-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: rgba(217, 199, 163, 0.66);
}

.rc-footer__value {
  margin: 0;
  color: rgba(246, 241, 231, 0.9);
  overflow-wrap: anywhere;
}

.rc-footer__note {
  margin: 14px 0 0;
  padding-left: 12px;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(246, 241, 231, 0.6);
  border-left: 2px solid rgba(122, 31, 43, 0.9);
}

.rc-footer__legal {
  background: rgba(4, 12, 22, 0.66);
  border-top: 1px solid rgba(217, 199, 163, 0.16);
}

.rc-footer__legal-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 24px;
  padding-block: 18px;
  font-family: var(--rc-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: rgba(246, 241, 231, 0.6);
}

.rc-footer__copy,
.rc-footer__icp { margin: 0; }

.rc-footer__year { color: var(--rc-gold-lt); }

.rc-footer__legal-links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin: 0 0 0 auto;
  padding: 0;
  list-style: none;
}

.rc-footer__link--legal { font-size: 12px; }

/* ---------- 10. 显现动效 ---------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.5s ease-out, transform 0.5s ease-out;
}

[data-reveal].is-in {
  opacity: 1;
  transform: none;
}

/* ---------- 11. 响应式 ---------- */
@media (max-width: 1180px) {
  .rc-utility { display: none; }
  .rc-mini { margin-left: 0; }
}

@media (max-width: 1080px) {
  .rc-footer__top { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .rc-footer__brand { grid-column: 1 / -1; }
  .rc-footer__contact { grid-column: 1 / -1; }
}

@media (max-width: 980px) {
  .rc-grid--7-5,
  .rc-grid--5-7,
  .rc-grid--8-4,
  .rc-grid--thirds,
  .rc-grid--quarters { grid-template-columns: minmax(0, 1fr); }
}

@media (max-width: 920px) {
  :root { --rc-rail-h: 0px; }

  html { scroll-padding-top: 84px; }

  .rc-header__rail { display: none; }

  .rc-navbar__inner { min-height: 66px; gap: 10px; }

  .rc-cta { display: none; }

  .rc-navtoggle { display: inline-flex; }

  .rc-nav {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    z-index: 90;
    width: min(370px, 90vw);
    margin: 0;
    padding: 86px clamp(20px, 5vw, 30px) 34px;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 22px;
    overflow-y: auto;
    background: linear-gradient(200deg, #0E2947 0%, #071527 60%, #06111F 100%);
    border-left: 1px solid rgba(201, 162, 39, 0.45);
    box-shadow: -30px 0 60px -40px #000;
    transform: translateX(101%);
    transition: transform 0.26s ease-out;
  }

  [data-header][data-open] .rc-nav { transform: none; }

  [data-header][data-open] .rc-scrim {
    opacity: 1;
    pointer-events: auto;
  }

  .rc-nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    margin: 0;
  }

  .rc-nav__item { border-bottom: 1px solid rgba(217, 199, 163, 0.14); }

  .rc-nav__link {
    flex-direction: row;
    align-items: baseline;
    gap: 12px;
    padding: 15px 4px;
    font-size: 17px;
  }

  .rc-nav__link::after { display: none; }

  .rc-nav__link[aria-current="page"] { box-shadow: inset 2px 0 0 0 var(--rc-gold); padding-left: 12px; }

  .rc-nav__foot {
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin-top: auto;
  }

  body.is-nav-open { overflow: hidden; }
}

@media (max-width: 640px) {
  .rc-footer__top { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .rc-footer__legal-inner { gap: 8px 16px; }
  .rc-footer__legal-links { margin-left: 0; gap: 14px; }
  .rc-header__note { font-size: 11px; }
}

@media (max-width: 420px) {
  .rc-brand__mark { width: 28px; height: 28px; }
  .rc-brand__sub { letter-spacing: 0.16em; }
}

/* ---------- 12. 减少动态效果 ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

  [data-reveal] {
    opacity: 1;
    transform: none;
  }

  .rc-panel:hover,
  .rc-btn:hover,
  .rc-cta:hover { transform: none; }
}