/* ===================================================================
   豪利777官网 · 全站共享样式 /assets/site.css
   夜间控制台 × 档案柜
   01 变量  02 重置  03 排版  04 容器  05 头部  06 页脚
   07 通用组件  08 图片容器  09 响应式  10 动效降级
   =================================================================== */

/* ---------- 01 变量 ---------- */
:root {
  /* 场地与纸面 */
  --ink-900: #0B1420;
  --ink-800: #132234;
  --ink-700: #1E3350;
  --cream-100: #F4EDDF;
  --cream-300: #E2D5BD;
  --brown-900: #2A211B;

  /* 强调与状态 */
  --amber-500: #E8A33D;
  --amber-300: #F7CE86;
  --amber-ink: #8C520F;
  --celadon-400: #6FBFA6;
  --vermilion-500: #D4553C;
  --mist-200: #C3D2E4;

  /* 七类标签色码 */
  --t1: #E8A33D;
  --t2: #6FBFA6;
  --t3: #9C87D6;
  --t4: #F2B8A0;
  --t5: #A8C46A;
  --t6: #D4553C;
  --t7: #7FB6D9;

  /* 字体栈（全部本地，无远程字体） */
  --font-display: "Oswald", "Archivo Narrow", "Arial Narrow", "Noto Sans SC",
    "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  --font-body: "Inter", "Noto Sans SC", "Source Han Sans SC", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", system-ui, -apple-system,
    "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas,
    "Courier New", monospace;

  /* 尺度 */
  --shell: 1240px;
  --pad-inline: clamp(16px, 4vw, 40px);
  --header-top-h: 78px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --line: 1px solid var(--ink-700);
}

/* ---------- 02 重置 ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background-color: var(--ink-900);
  color: var(--mist-200);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.85;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, p, figure, blockquote, ul, ol, dl, dd { margin: 0; }
ul, ol { padding: 0; list-style: none; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
img, svg, video { display: block; max-width: 100%; }
address { font-style: normal; }
table { border-collapse: collapse; width: 100%; }

:focus-visible {
  outline: 2px solid var(--amber-300);
  outline-offset: 3px;
  border-radius: 3px;
}

::selection {
  background: var(--amber-500);
  color: var(--ink-900);
}

/* ---------- 03 排版 ---------- */
h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  font-weight: 600;
  font-stretch: condensed;
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--cream-100);
}
h1 { font-size: clamp(32px, 5vw, 56px); }
h2 { font-size: clamp(24px, 3vw, 34px); }
h3 { font-size: clamp(19px, 2.2vw, 26px); }
h4 { font-size: clamp(17px, 1.6vw, 20px); letter-spacing: -0.01em; }

p { max-width: 68ch; }

.mono {
  font-family: var(--font-mono);
  font-size: 0.925em;
  letter-spacing: 0.04em;
}

.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;
}

/* ---------- 04 容器 ---------- */
.shell {
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: var(--pad-inline);
}

.panel {
  background: var(--ink-800);
  border: var(--line);
  border-radius: var(--radius-md);
  padding: clamp(18px, 2.6vw, 28px);
}

.paper {
  background: var(--cream-100);
  color: var(--brown-900);
  border-radius: var(--radius-md);
  padding: clamp(18px, 2.6vw, 28px);
}
.paper h1, .paper h2, .paper h3, .paper h4, .paper h5 { color: var(--brown-900); }
.paper a { color: var(--amber-ink); }
.paper a:hover { color: var(--brown-900); }
.paper hr { border: 0; border-top: 1px solid var(--cream-300); }

.prose {
  max-width: 68ch;
  font-size: 16.5px;
  line-height: 1.9;
}
.prose > * + * { margin-top: 1.05em; }
.prose h2 { margin-top: 2em; }
.prose h3 { margin-top: 1.6em; }
.prose ul, .prose ol { padding-inline-start: 1.15em; }
.prose ul { list-style: square; }
.prose ol { list-style: decimal; }
.prose li + li { margin-top: 0.45em; }
.prose strong { color: var(--amber-300); font-weight: 600; }
.paper .prose strong { color: var(--amber-ink); }

.grid { display: grid; gap: clamp(14px, 2vw, 22px); }
.grid--two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid--three { grid-template-columns: repeat(3, minmax(0, 1fr)); }

/* ---------- 05 头部 ---------- */
.skip-link {
  position: fixed;
  inset-inline-start: 14px;
  inset-block-start: -90px;
  z-index: 200;
  padding: 10px 18px;
  border-radius: 0 0 10px 10px;
  background: var(--amber-500);
  color: var(--ink-900);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  font-weight: 700;
  transition: inset-block-start 0.15s ease;
}
.skip-link:focus { inset-block-start: 0; }

.site-header { position: relative; background: var(--ink-900); }

/* 上层：品牌说明条 */
.header-top {
  border-bottom: var(--line);
  background: var(--ink-900);
}
.header-top__inner {
  display: flex;
  align-items: center;
  gap: clamp(12px, 2.4vw, 34px);
  min-height: var(--header-top-h);
  padding-block: 10px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-inline-end: auto;
  min-width: 0;
}
.brand__mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  flex: 0 0 auto;
  border-radius: 12px;
  background: var(--amber-500);
  color: var(--ink-900);
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.02em;
  box-shadow: inset 0 0 0 1px rgba(11, 20, 32, 0.18);
}
.brand__text { display: flex; flex-direction: column; line-height: 1.2; min-width: 0; }
.brand__name {
  font-family: var(--font-display);
  font-stretch: condensed;
  font-size: 19px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--cream-100);
}
.brand__sub {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  color: var(--mist-200);
  opacity: 0.72;
  white-space: nowrap;
}

.header-note {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  max-width: none;
  font-size: 12.5px;
  letter-spacing: 0.05em;
  color: var(--mist-200);
  opacity: 0.88;
  white-space: nowrap;
}
.header-note__dot {
  width: 7px;
  height: 7px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--celadon-400);
  box-shadow: 0 0 0 3px rgba(111, 191, 166, 0.16);
}

.header-meta {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  white-space: nowrap;
}
.header-meta__hours { color: var(--mist-200); opacity: 0.66; }
.header-meta__link {
  color: var(--amber-300);
  padding-bottom: 2px;
  border-bottom: 1px solid rgba(247, 206, 134, 0.42);
  transition: color 0.2s ease, border-color 0.2s ease;
}
.header-meta__link:hover { color: var(--amber-500); border-color: var(--amber-500); }

.nav-toggle {
  display: none;
  align-items: center;
  gap: 9px;
  padding: 9px 13px;
  border: var(--line);
  border-radius: 10px;
  color: var(--cream-100);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  transition: border-color 0.2s ease, color 0.2s ease;
}
.nav-toggle:hover { border-color: var(--amber-500); color: var(--amber-300); }
.nav-toggle__bars {
  position: relative;
  display: block;
  width: 16px;
  height: 2px;
  background: currentColor;
  transition: background-color 0.2s ease;
}
.nav-toggle__bars::before,
.nav-toggle__bars::after {
  content: "";
  position: absolute;
  inset-inline-start: 0;
  width: 16px;
  height: 2px;
  background: currentColor;
  transition: transform 0.2s ease;
}
.nav-toggle__bars::before { inset-block-start: -5px; }
.nav-toggle__bars::after { inset-block-start: 5px; }
.nav-toggle__text { line-height: 1; }

/* 下层：栏目导航 */
.header-nav {
  background: var(--ink-800);
  border-bottom: var(--line);
}
.header-nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 54px;
}

.site-nav { min-width: 0; }
.site-nav__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: clamp(2px, 1.6vw, 26px);
}
.site-nav__item { display: block; }
.site-nav__link {
  position: relative;
  display: inline-block;
  padding: 17px 2px 15px;
  font-size: 14.5px;
  letter-spacing: 0.04em;
  color: var(--mist-200);
  transition: color 0.2s ease;
}
.site-nav__link::after {
  content: "";
  position: absolute;
  inset-inline: 2px;
  inset-block-end: 9px;
  height: 2px;
  background: var(--amber-500);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.22s ease, background-color 0.22s ease;
}
.site-nav__link:hover { color: var(--cream-100); }
.site-nav__link:hover::after { transform: scaleX(1); background: var(--ink-700); }
.site-nav__link[aria-current="page"] {
  color: var(--amber-500);
  font-weight: 600;
}
.site-nav__link[aria-current="page"]::after {
  transform: scaleX(1);
  background: var(--amber-500);
}

.header-index {
  max-width: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--mist-200);
  opacity: 0.58;
  white-space: nowrap;
}
.header-index__code { color: var(--amber-300); opacity: 1; }

.scroll-progress {
  position: fixed;
  inset-block-start: 0;
  inset-inline-start: 0;
  width: 0;
  height: 2px;
  background: var(--amber-500);
  z-index: 120;
  pointer-events: none;
}

/* ---------- 06 页脚 ---------- */
.site-footer {
  position: relative;
  margin-top: clamp(48px, 7vw, 96px);
  background: var(--ink-800);
  border-top: var(--line);
  color: var(--mist-200);
}
.site-footer::before {
  content: "";
  position: absolute;
  inset-block-start: -1px;
  inset-inline-start: 0;
  width: 96px;
  height: 2px;
  background: var(--amber-500);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.35fr 0.8fr 0.9fr 1.15fr;
  gap: clamp(24px, 4vw, 56px);
  padding-block: clamp(36px, 5vw, 64px);
}

.footer-col { min-width: 0; }

.brand--footer { margin-inline-end: 0; }
.brand--footer .brand__mark {
  background: transparent;
  color: var(--amber-300);
  border: 1px solid var(--ink-700);
  box-shadow: none;
}

.footer-tagline {
  margin-top: 16px;
  max-width: 26ch;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--mist-200);
  opacity: 0.88;
}
.footer-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 14px;
  max-width: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--celadon-400);
}
.footer-status__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--celadon-400);
  box-shadow: 0 0 0 3px rgba(111, 191, 166, 0.14);
}

.footer-title {
  margin-bottom: 16px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: 0.18em;
  color: var(--amber-300);
}

.footer-list { display: grid; gap: 9px; }
.footer-link {
  font-size: 14px;
  color: var(--mist-200);
  transition: color 0.2s ease;
}
.footer-link:hover { color: var(--amber-300); }
.footer-link--sm { font-size: 12.5px; }

.footer-list--meta { gap: 11px; }
.footer-list--meta li {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 8px;
  font-size: 13px;
  line-height: 1.7;
}
.footer-key {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.06em;
  color: var(--amber-300);
  opacity: 0.82;
  padding-top: 3px;
}
.footer-val { color: var(--mist-200); word-break: break-word; }

.footer-hint {
  margin-top: 14px;
  max-width: 24ch;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--mist-200);
  opacity: 0.62;
}

.footer-base {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px clamp(16px, 3vw, 32px);
  padding-block: 18px 26px;
  border-top: 1px solid var(--ink-700);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--mist-200);
  opacity: 0.82;
}
.footer-copy { max-width: none; margin-inline-end: auto; }
.footer-version { max-width: none; }
.footer-legal { display: flex; gap: 18px; }

.to-top {
  position: fixed;
  inset-block-end: 22px;
  inset-inline-end: 22px;
  z-index: 90;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 15px;
  border-radius: 999px;
  background: var(--ink-800);
  border: var(--line);
  color: var(--cream-100);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.45);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s ease,
    border-color 0.2s ease, color 0.2s ease;
}
.to-top[data-visible] { opacity: 1; visibility: visible; transform: none; }
.to-top:hover { border-color: var(--amber-500); color: var(--amber-300); }
.to-top__arrow { font-family: var(--font-mono); color: var(--amber-500); line-height: 1; }
.to-top__label { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.1em; }

/* ---------- 07 通用组件 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 22px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-family: var(--font-display);
  font-stretch: condensed;
  font-size: 15px;
  letter-spacing: 0.05em;
  transition: background-color 0.2s ease, color 0.2s ease,
    border-color 0.2s ease;
}
.btn--primary { background: var(--amber-500); color: var(--ink-900); }
.btn--primary:hover { background: var(--amber-300); }
.btn--ghost { border-color: var(--ink-700); color: var(--cream-100); }
.btn--ghost:hover { border-color: var(--amber-500); color: var(--amber-300); }

.breadcrumb {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
}
.breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 9px;
}
.breadcrumb__list > li { display: inline-flex; align-items: center; gap: 9px; }
.breadcrumb__list > li::after { content: "/"; color: var(--mist-200); opacity: 0.32; }
.breadcrumb__list > li:last-child::after { content: ""; }
.breadcrumb__link { color: var(--mist-200); transition: color 0.2s ease; }
.breadcrumb__link:hover { color: var(--amber-300); }
.breadcrumb__current { color: var(--amber-300); }

.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 10px;
  border: 1px solid var(--ink-700);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.6;
  letter-spacing: 0.08em;
  background: rgba(195, 210, 228, 0.04);
}
.tag::before {
  content: "";
  width: 6px;
  height: 6px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: currentColor;
}
.tag--t1 { color: var(--t1); border-color: rgba(232, 163, 61, 0.45); }
.tag--t2 { color: var(--t2); border-color: rgba(111, 191, 166, 0.45); }
.tag--t3 { color: var(--t3); border-color: rgba(156, 135, 214, 0.45); }
.tag--t4 { color: var(--t4); border-color: rgba(242, 184, 160, 0.45); }
.tag--t5 { color: var(--t5); border-color: rgba(168, 196, 106, 0.45); }
.tag--t6 { color: var(--t6); border-color: rgba(212, 85, 60, 0.5); }
.tag--t7 { color: var(--t7); border-color: rgba(127, 182, 217, 0.45); }

/* ---------- 08 图片容器 ---------- */
.figure { display: grid; gap: 10px; margin: 0; }
.figure__frame {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--ink-700);
  border-radius: var(--radius-md);
  background: var(--ink-800);
  aspect-ratio: 16 / 10;
}
.figure__frame > img,
.figure__frame > picture > img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.figure__frame--wide { aspect-ratio: 21 / 9; }
.figure__frame--tall { aspect-ratio: 4 / 5; }
.figure__frame--wire {
  background-image:
    radial-gradient(circle at 18% 26%, rgba(232, 163, 61, 0.16) 0 2px, transparent 2px),
    radial-gradient(circle at 62% 68%, rgba(111, 191, 166, 0.16) 0 2px, transparent 2px),
    linear-gradient(90deg, rgba(30, 51, 80, 0.9) 0 1px, transparent 1px),
    linear-gradient(180deg, rgba(30, 51, 80, 0.9) 0 1px, transparent 1px);
  background-size: 100% 100%, 100% 100%, 32px 32px, 32px 32px;
}
.figure__caption {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.05em;
  line-height: 1.7;
  color: var(--mist-200);
  opacity: 0.7;
}

/* ---------- 09 响应式 ---------- */
@media (max-width: 1080px) {
  .footer-grid { grid-template-columns: 1.2fr 1fr 1fr; }
  .footer-col--brand { grid-column: 1 / -1; }
  .footer-tagline, .footer-hint { max-width: 46ch; }
}

@media (max-width: 960px) {
  :root { --header-top-h: 66px; }

  .header-note { display: none; }
  .header-meta__hours { display: none; }
  .nav-toggle { display: inline-flex; }

  .site-nav { display: none; }
  .site-header[data-open] .site-nav { display: block; }

  .header-nav__inner {
    display: block;
    padding-block: 0;
    min-height: 0;
  }
  .site-nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding-block: 6px;
  }
  .site-nav__link {
    display: block;
    padding: 14px 4px;
    border-bottom: 1px solid var(--ink-700);
  }
  .site-nav__link::after { display: none; }
  .site-nav__link:hover::after { display: none; }
  .site-nav__item:last-child .site-nav__link { border-bottom: 0; }
  .site-nav__link[aria-current="page"] {
    color: var(--amber-500);
    padding-inline-start: 14px;
    box-shadow: inset 3px 0 0 var(--amber-500);
  }
  .header-index { display: none; }

  .site-footer[data-open] { display: block; }
}

@media (max-width: 820px) {
  .grid--two, .grid--three { grid-template-columns: minmax(0, 1fr); }
  .figure__frame--wide { aspect-ratio: 16 / 9; }
  .figure__frame--tall { aspect-ratio: 4 / 3; }
  .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-base { font-size: 11px; }
  .footer-legal { margin-inline-start: 0; }
}

@media (max-width: 560px) {
  h1 { font-size: clamp(28px, 8vw, 36px); }
  h2 { font-size: clamp(22px, 6.4vw, 28px); }
  body { font-size: 16px; }
  .brand__mark { width: 38px; height: 38px; border-radius: 10px; font-size: 12.5px; }
  .brand__name { font-size: 17px; }
  .brand__sub { font-size: 9.5px; letter-spacing: 0.12em; }
  .header-meta { font-size: 11px; }
  .nav-toggle__text { display: none; }
  .footer-grid { grid-template-columns: minmax(0, 1fr); gap: 30px; }
  .footer-base { flex-direction: column; align-items: flex-start; gap: 10px; }
  .to-top { inset-block-end: 14px; inset-inline-end: 14px; padding: 9px 13px; }
}

/* ---------- 10 动效降级 ---------- */
@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;
    scroll-behavior: auto !important;
  }
}