/* ==========================================================================
   金年会电子游 · 共享外壳样式 /assets/site.css
   1 Reset · 2 Tokens · 3 中文排版 · 4 布局工具 · 5 通用组件 · 6 头部 · 7 页脚 · 8 动效与响应
   ========================================================================== */

/* ---------- 1. Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; }
h1, h2, h3, h4, h5, p, figure, blockquote, dl, dd { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
img, svg, video { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
button { background: none; border: 0; cursor: pointer; }
:focus-visible { outline: 2px solid var(--cyan); outline-offset: 3px; }

/* ---------- 2. Tokens ---------- */
:root {
  --ink-green: #0B2B26;
  --deep-blue: #101F3C;
  --cream: #F3EADA;
  --warm-ink: #221A16;
  --neon: #FF6A2B;
  --cyan: #35E0D6;
  --amber: #FFB25C;
  --moss: #4E6B5C;
  --mist: #9DAEC2;
  --signal: #FF4D45;

  --text-body: #D5E0EC;
  --text-dim: #8FA3B8;
  --line: rgba(78, 107, 92, 0.55);
  --line-soft: rgba(78, 107, 92, 0.34);

  --radius-sm: 14px;
  --radius-md: 22px;
  --radius-lg: 28px;
  --radius-pill: 999px;

  --font-head: "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", "Source Han Sans SC", "Microsoft YaHei", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-body: "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", "Source Han Sans SC", "Microsoft YaHei", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-serif: "Songti SC", "Noto Serif SC", "Source Han Serif SC", Georgia, "Times New Roman", serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, "Courier New", monospace;

  --shadow-deep: 0 18px 44px rgba(0, 0, 0, 0.38);
  --shadow-glow: 0 10px 26px rgba(255, 106, 43, 0.28);
  --step: 4px;
}

/* ---------- 3. 中文排版与页面底色 ---------- */
body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
  letter-spacing: 0.01em;
  color: var(--text-body);
  background-color: var(--ink-green);
  background-image:
    radial-gradient(900px 620px at 88% -10%, rgba(53, 224, 214, 0.16), transparent 60%),
    radial-gradient(820px 560px at -6% 6%, rgba(255, 106, 43, 0.14), transparent 58%),
    linear-gradient(180deg, #0B2B26 0%, #0B2B26 38%, #101F3C 100%);
  background-repeat: no-repeat;
  min-height: 100vh;
}
@media (min-width: 900px) { body { font-size: 17px; } }

h1, h2, h3 {
  font-family: var(--font-head);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.2;
  color: var(--cream);
}
#main-content { scroll-margin-top: 120px; }

/* ---------- 4. 布局工具 ---------- */
.wrap { width: min(1200px, 100% - 2.4rem); margin-inline: auto; }
.wrap--narrow { width: min(780px, 100% - 2.4rem); margin-inline: auto; }
@media (max-width: 640px) {
  .wrap, .wrap--narrow { width: min(1200px, 100% - 1.7rem); }
}

.grid-12 { display: grid; gap: 1.5rem; }
@media (min-width: 900px) { .grid-12 { grid-template-columns: repeat(12, minmax(0, 1fr)); } }
.span-3, .span-4, .span-5, .span-6, .span-7, .span-8, .span-9 { grid-column: span 12; }
@media (min-width: 900px) {
  .span-3 { grid-column: span 3; }
  .span-4 { grid-column: span 4; }
  .span-5 { grid-column: span 5; }
  .span-6 { grid-column: span 6; }
  .span-7 { grid-column: span 7; }
  .span-8 { grid-column: span 8; }
  .span-9 { grid-column: span 9; }
}

.section { padding-block: 56px; }
@media (min-width: 900px) { .section { padding-block: 96px; } }
.section__head { display: grid; gap: 0.7rem; margin-bottom: 1.9rem; }
.section__no {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(2.6rem, 7vw, 4.6rem);
  line-height: 0.9;
  letter-spacing: 0.02em;
  color: rgba(53, 224, 214, 0.16);
  -webkit-text-stroke: 1.5px rgba(53, 224, 214, 0.55);
}
.section__title { font-size: clamp(1.6rem, 4vw, 2.6rem); }
.section__note { color: var(--text-dim); font-size: 0.95rem; max-width: 36em; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--amber);
}
.eyebrow::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--amber);
  flex: none;
}

.divider {
  height: 1px;
  border: 0;
  margin: 2rem 0;
  background: linear-gradient(90deg, transparent, var(--moss), transparent);
}

.visually-hidden {
  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;
}

/* ---------- 5. 通用组件 ---------- */
.prose { font-size: 1rem; line-height: 1.75; color: var(--text-body); }
.prose p { margin: 0 0 1.15em; max-width: 38em; }
.prose h2, .prose h3 {
  margin: 1.7em 0 0.6em;
  letter-spacing: -0.01em;
  color: var(--cream);
}
.prose h2 { font-size: 1.45rem; }
.prose h3 { font-size: 1.15rem; }
.prose ul { display: grid; gap: 0.4rem; margin: 0 0 1.2em; max-width: 38em; }
.prose ul li { padding-left: 1.1rem; position: relative; }
.prose ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.75em;
  width: 6px;
  height: 6px;
  border-radius: 2px;
  background: var(--cyan);
}
.prose--paper {
  background: var(--cream);
  color: var(--warm-ink);
  border-radius: var(--radius-lg);
  padding: clamp(1.4rem, 4vw, 3rem);
  box-shadow: var(--shadow-deep);
}
.prose--paper h2, .prose--paper h3 { color: var(--warm-ink); }
.prose--paper p, .prose--paper li { color: #3B2E27; }
.prose--paper ul li::before { background: var(--neon); }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.72rem 1.35rem;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}
.btn--primary {
  background: linear-gradient(135deg, var(--neon), var(--amber));
  color: var(--warm-ink);
  box-shadow: var(--shadow-glow);
}
.btn--primary:hover { transform: translateY(-2px); }
.btn--ghost {
  background: rgba(53, 224, 214, 0.07);
  border-color: rgba(53, 224, 214, 0.5);
  color: var(--cyan);
}
.btn--ghost:hover { background: rgba(53, 224, 214, 0.16); transform: translateY(-2px); }
.btn--paper { background: var(--cream); color: var(--warm-ink); }
.btn--paper:hover { transform: translateY(-2px); }

.breadcrumbs { padding-top: 1rem; }
.breadcrumbs__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.8rem;
  color: var(--text-dim);
}
.breadcrumbs__item { display: inline-flex; align-items: center; gap: 0.45rem; }
.breadcrumbs__link { color: var(--mist); transition: color 0.2s ease; }
.breadcrumbs__link:hover { color: var(--cyan); }
.breadcrumbs__sep { color: var(--moss); }
.breadcrumbs__current { color: var(--cream); font-weight: 700; }

.card {
  display: grid;
  gap: 0.6rem;
  padding: 1.25rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: linear-gradient(160deg, rgba(16, 31, 60, 0.92), rgba(11, 43, 38, 0.94));
  transition: transform 0.2s ease, border-color 0.2s ease;
}
.card:hover { transform: translateY(-3px); border-color: rgba(53, 224, 214, 0.45); }
.card--short { padding: 1rem 1.1rem; border-radius: 18px; }
.card--tall { padding: 1.6rem; border-radius: var(--radius-lg); }
.card__meta {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--cyan);
}
.card__title { font-family: var(--font-head); font-weight: 800; font-size: 1.05rem; letter-spacing: -0.01em; color: var(--cream); }
.card__body { font-size: 0.92rem; color: var(--text-dim); }

.stat { display: grid; gap: 0.2rem; }
.stat__value {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.8rem, 5vw, 2.8rem);
  letter-spacing: 0.04em;
  color: var(--neon);
  line-height: 1.1;
}
.stat__label { font-size: 0.8rem; color: var(--text-dim); }
.num { font-family: var(--font-mono); font-weight: 700; letter-spacing: 0.04em; }

.tag {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.28rem 0.7rem;
  border-radius: var(--radius-pill);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--amber);
  background: rgba(255, 178, 92, 0.16);
  border: 1px solid rgba(255, 178, 92, 0.35);
}
.tag--cyan { color: var(--cyan); background: rgba(53, 224, 214, 0.12); border-color: rgba(53, 224, 214, 0.4); }
.tag--signal { color: var(--signal); background: rgba(255, 77, 69, 0.14); border-color: rgba(255, 77, 69, 0.4); }

.filter-bar {
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  padding: 0.25rem 0 0.7rem;
  scrollbar-width: none;
}
.filter-bar::-webkit-scrollbar { display: none; }
.filter-btn {
  padding: 0.5rem 1rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--line);
  color: var(--mist);
  font-size: 0.85rem;
  white-space: nowrap;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}
.filter-btn:hover { border-color: rgba(53, 224, 214, 0.5); color: var(--cream); }
.filter-btn[aria-pressed="true"] {
  background: var(--cyan);
  border-color: var(--cyan);
  color: #06231F;
  font-weight: 700;
}
.filter-count {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  color: var(--cyan);
}
[data-filter-item] { transition: opacity 0.18s ease; }
[data-filter-item].is-fading { opacity: 0; }
[data-filter-item][hidden] { display: none; }

.figure-frame {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: linear-gradient(150deg, #101F3C, #0B2B26);
  box-shadow: var(--shadow-deep);
}
.figure-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  box-shadow: inset 0 0 0 1px rgba(53, 224, 214, 0.18);
  border-radius: inherit;
}
.figure-frame img { width: 100%; height: 100%; object-fit: cover; }
.figure-frame--wide { aspect-ratio: 16 / 9; }
.figure-frame--tall { aspect-ratio: 3 / 4; }
.figure-frame--square { aspect-ratio: 1 / 1; }
.figure-frame__caption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 0.85rem 1.1rem;
  font-size: 0.78rem;
  color: var(--cream);
  background: linear-gradient(0deg, rgba(11, 43, 38, 0.9), rgba(11, 43, 38, 0));
}

.toc { display: grid; gap: 0.35rem; }
.toc__link {
  display: block;
  padding: 0.35rem 0.7rem;
  border-left: 2px solid var(--line-soft);
  color: var(--text-dim);
  font-size: 0.85rem;
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}
.toc__link:hover { color: var(--cream); }
.toc__link.is-active {
  color: var(--cyan);
  border-left-color: var(--cyan);
  background: rgba(53, 224, 214, 0.08);
}

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  z-index: 90;
  transform: scaleX(0);
  transform-origin: 0 50%;
  background: linear-gradient(90deg, var(--cyan), var(--neon));
  pointer-events: none;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
[data-reveal].is-visible { opacity: 1; transform: none; }

/* ---------- 6. 头部 ---------- */
.skip-link {
  position: absolute;
  left: 1rem;
  top: -140px;
  z-index: 120;
  padding: 0.7rem 1.1rem;
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  background: var(--cream);
  color: var(--warm-ink);
  font-weight: 700;
  font-size: 0.9rem;
  transition: top 0.2s ease;
}
.skip-link:focus { top: 0; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  color: var(--cream);
  background: rgba(11, 43, 38, 0.94);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.site-header::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 2px;
  pointer-events: none;
  opacity: 0.65;
  background: linear-gradient(90deg, rgba(255, 106, 43, 0), var(--neon) 22%, var(--cyan) 78%, rgba(53, 224, 214, 0));
}

.header-rail { display: none; }
@media (min-width: 1000px) {
  .header-rail {
    display: block;
    max-height: 48px;
    opacity: 1;
    overflow: hidden;
    border-bottom: 1px dashed rgba(78, 107, 92, 0.55);
    transition: max-height 0.3s ease, opacity 0.2s ease;
  }
  .site-header[data-condensed] .header-rail { max-height: 0; opacity: 0; border-bottom-color: transparent; }
}
.header-rail__inner {
  width: min(1280px, 100% - 2.4rem);
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 0.42rem 0;
  font-size: 0.78rem;
}
.rail-status {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0;
  font-family: var(--font-mono);
  letter-spacing: 0.08em;
  color: var(--text-dim);
}
.rail-status__dot {
  width: 7px;
  height: 7px;
  flex: none;
  border-radius: 50%;
  background: var(--signal);
  box-shadow: 0 0 0 4px rgba(255, 77, 69, 0.18);
  animation: rail-pulse 2.4s ease-in-out infinite;
}
@keyframes rail-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.45; transform: scale(0.82); }
}
.rail-nav { display: flex; align-items: center; gap: 1.4rem; }
.rail-nav__link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.15rem 0;
  color: var(--mist);
  border-bottom: 1px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}
.rail-nav__link:hover { color: var(--cyan); border-bottom-color: var(--cyan); }
.rail-nav__link[aria-current="page"] { color: var(--cream); border-bottom-color: var(--amber); }
.rail-nav__icon { width: 14px; height: 14px; flex: none; }

.site-header__inner {
  width: min(1280px, 100% - 1.8rem);
  margin-inline: auto;
  display: flex;
  align-items: center;
  gap: 0.9rem;
  padding: 0.7rem 0;
  transition: padding 0.28s ease;
}
@media (min-width: 1000px) {
  .site-header__inner { width: min(1280px, 100% - 2.4rem); padding: 0.85rem 0; }
}
.site-header[data-condensed] .site-header__inner { padding: 0.34rem 0; }

.brand { display: inline-flex; align-items: center; gap: 0.6rem; flex: 0 0 auto; }
.brand__mark {
  width: 40px;
  height: 40px;
  flex: none;
  display: grid;
  place-items: center;
  border-radius: 13px;
  position: relative;
  overflow: hidden;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.02em;
  color: var(--warm-ink);
  background: linear-gradient(150deg, var(--neon), var(--amber) 78%);
  box-shadow: 0 0 0 1px rgba(255, 178, 92, 0.5), 0 8px 20px rgba(255, 106, 43, 0.28);
  transition: width 0.28s ease, height 0.28s ease, border-radius 0.28s ease, font-size 0.28s ease;
}
.brand__mark::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 5px;
  background: repeating-linear-gradient(90deg, rgba(34, 26, 22, 0.55) 0 3px, transparent 3px 6px);
}
.brand__text { display: flex; flex-direction: column; line-height: 1.06; }
.brand__name {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 1.06rem;
  letter-spacing: -0.02em;
  color: var(--cream);
  transition: font-size 0.28s ease;
}
.brand__sub {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--cyan);
}
.site-header[data-condensed] .brand__mark { width: 32px; height: 32px; border-radius: 10px; font-size: 0.78rem; }
.site-header[data-condensed] .brand__name { font-size: 0.95rem; }
.site-header[data-condensed] .brand__sub { display: none; }

.nav-strip { margin-left: auto; min-width: 0; max-width: 100%; }
.nav-strip__list {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}
.nav-strip__list::-webkit-scrollbar { display: none; }
.nav-strip__link {
  display: inline-flex;
  align-items: center;
  white-space: nowrap;
  padding: 0.48rem 0.85rem;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  color: var(--mist);
  font-size: 0.92rem;
  transition: color 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}
.nav-strip__link:hover { color: var(--cream); background: rgba(53, 224, 214, 0.1); border-color: rgba(53, 224, 214, 0.35); }
.nav-strip__link[aria-current="page"] {
  color: #06231F;
  font-weight: 700;
  border-color: transparent;
  background: linear-gradient(135deg, var(--cyan), #7CF0E9);
}

.nav-toggle { display: none; }

.header-console { display: none; }
.console-title {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--amber);
}
.console-links { display: grid; gap: 0.5rem; }
.console-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 0.95rem;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: rgba(11, 43, 38, 0.72);
  transition: border-color 0.2s ease, transform 0.2s ease;
}
.console-link:hover { border-color: rgba(53, 224, 214, 0.5); transform: translateY(-2px); }
.console-link__label { font-weight: 700; color: var(--cream); font-size: 0.95rem; }
.console-link__note { max-width: 58%; text-align: right; font-size: 0.75rem; color: var(--text-dim); }
.console-note { margin: 0; font-size: 0.75rem; color: var(--text-dim); }

/* ---------- 7. 页脚 ---------- */
.site-footer {
  position: relative;
  margin-top: 96px;
  padding: 3rem 0 1.6rem;
  color: var(--mist);
  background: linear-gradient(180deg, #0B2B26 0%, #101F3C 74%);
  border-top: 1px solid rgba(255, 106, 43, 0.5);
}
.site-footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  opacity: 0.5;
  background: repeating-linear-gradient(90deg, var(--neon) 0 18px, transparent 18px 36px);
}
.site-footer__inner {
  width: min(1200px, 100% - 2.4rem);
  margin-inline: auto;
  display: grid;
  gap: 2rem;
  align-items: start;
  grid-template-columns: 1fr;
}
@media (min-width: 720px) { .site-footer__inner { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1000px) {
  .site-footer__inner { grid-template-columns: minmax(200px, 1fr) minmax(0, 1.7fr) minmax(200px, 0.95fr); }
}

.footer-brand { display: grid; gap: 0.7rem; }
.brand--footer .brand__name { font-size: 1rem; }
.footer-brand__line { font-size: 0.82rem; color: var(--text-dim); }

.footer-cols { display: grid; gap: 1.4rem; grid-template-columns: repeat(2, minmax(0, 1fr)); }
@media (min-width: 640px) { .footer-cols { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.footer-col { display: grid; gap: 0.7rem; align-content: start; }
.footer-col__title {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--cyan);
}
.footer-col__list { display: grid; gap: 0.15rem; }
.footer-col__link {
  display: inline-block;
  padding: 0.24rem 0;
  font-size: 0.92rem;
  color: var(--mist);
  transition: color 0.2s ease, transform 0.2s ease;
}
.footer-col__link:hover { color: var(--amber); transform: translateX(3px); }

.footer-status {
  padding: 1rem 1.05rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: rgba(11, 43, 38, 0.78);
}
.footer-status__title {
  margin: 0 0 0.7rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--amber);
}
.status-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.7rem;
  padding: 0.4rem 0;
  font-size: 0.82rem;
  border-bottom: 1px dashed var(--line-soft);
}
.status-row:last-child { border-bottom: 0; }
.status-row__label { color: var(--text-dim); }
.status-row__value { font-family: var(--font-mono); font-weight: 700; color: var(--cyan); }
.status-row__value--hold { color: var(--amber); }

.site-footer__base {
  width: min(1200px, 100% - 2.4rem);
  margin: 2.4rem auto 0;
  padding-top: 1.2rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.6rem;
  justify-content: space-between;
  border-top: 1px solid var(--line-soft);
  font-size: 0.78rem;
}
.footer-contact { color: var(--mist); }
.footer-contact__value { font-family: var(--font-mono); color: var(--cyan); letter-spacing: 0.02em; }
.footer-legal { color: var(--text-dim); }
.footer-meta { color: var(--text-dim); }
.footer-meta__link { color: var(--mist); border-bottom: 1px dotted var(--moss); transition: color 0.2s ease; }
.footer-meta__link:hover { color: var(--cyan); border-bottom-color: var(--cyan); }

/* ---------- 8. 动效与响应 ---------- */
@media (max-width: 999px) {
  .site-header__inner { padding: 0.6rem 0; }

  .nav-toggle {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    margin-left: auto;
    padding: 0.5rem 0.95rem;
    border-radius: var(--radius-pill);
    border: 1px solid rgba(255, 106, 43, 0.5);
    background: rgba(255, 106, 43, 0.1);
    color: var(--cream);
    font-size: 0.84rem;
    font-weight: 700;
    transition: background 0.2s ease, border-color 0.2s ease;
  }
  .nav-toggle:hover { background: rgba(255, 106, 43, 0.2); }
  .nav-toggle__lines { display: grid; gap: 4px; width: 16px; }
  .nav-toggle__lines i {
    display: block;
    height: 2px;
    border-radius: 2px;
    background: var(--amber);
    transition: transform 0.25s ease, opacity 0.2s ease;
  }
  .site-header[data-open] .nav-toggle { border-color: var(--cyan); background: rgba(53, 224, 214, 0.14); }
  .site-header[data-open] .nav-toggle__lines i { background: var(--cyan); }
  .site-header[data-open] .nav-toggle__lines i:nth-child(1) { transform: translateY(6px) rotate(45deg); }
  .site-header[data-open] .nav-toggle__lines i:nth-child(2) { opacity: 0; }
  .site-header[data-open] .nav-toggle__lines i:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

  .nav-strip {
    position: fixed;
    left: 0.8rem;
    right: 0.8rem;
    bottom: calc(0.85rem + env(safe-area-inset-bottom, 0px));
    z-index: 70;
    margin: 0;
    padding: 0.4rem 0.45rem;
    border-radius: var(--radius-pill);
    border: 1px solid rgba(53, 224, 214, 0.34);
    background: rgba(16, 31, 60, 0.94);
    -webkit-backdrop-filter: blur(14px);
    backdrop-filter: blur(14px);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.5);
  }
  .nav-strip__list { gap: 0.1rem; }
  .nav-strip__link { padding: 0.55rem 0.82rem; font-size: 0.85rem; }

  body { padding-bottom: 5.4rem; }

  .header-console {
    display: block;
    max-height: 0;
    overflow: hidden;
    border-top: 1px solid transparent;
    background: rgba(16, 31, 60, 0.97);
    transition: max-height 0.3s ease, border-color 0.3s ease;
  }
  .site-header[data-open] .header-console {
    max-height: min(72vh, 440px);
    border-top-color: rgba(78, 107, 92, 0.5);
  }
  .header-console__inner {
    display: grid;
    gap: 0.65rem;
    width: min(1280px, 100% - 1.8rem);
    margin-inline: auto;
    padding: 1rem 0 1.2rem;
  }
}

@media (max-width: 640px) {
  .site-footer { margin-top: 64px; padding-top: 2.4rem; }
  .site-footer__inner, .site-footer__base { width: min(1200px, 100% - 1.7rem); }
  .site-footer__base { flex-direction: column; }
}

@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; }
  .scroll-progress { transition: none; }
}