/* ============================================================
   财神到主站 · 共享样式表 /assets/site.css
   骨架：左右分置页头 + 四列索引页脚 + 通用组件
   ============================================================ */

/* ---------- 1. 设计令牌 ---------- */
:root{
  --ink:#14100F;
  --ink-2:#2A2321;
  --cinnabar:#C0342B;
  --wine:#6E1A22;
  --teal:#0E3B3A;
  --indigo:#3B2A5A;
  --gold:#D4A24C;
  --rice:#EBD9B4;
  --celadon:#7FB0A3;
  --warm:#F7F2E8;
  --text:#241C1A;
  --orange:#D98324;

  --rice-88:rgba(235,217,180,.88);
  --rice-60:rgba(235,217,180,.6);
  --gold-45:rgba(212,162,76,.45);
  --gold-24:rgba(212,162,76,.24);
  --gold-16:rgba(212,162,76,.16);
  --line-dark:rgba(36,28,26,.1);

  --font-display:"Songti SC","STSong","Source Han Serif SC","Noto Serif CJK SC","SimSun",Georgia,serif;
  --font-body:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",system-ui,-apple-system,sans-serif;
  --font-mono:"SFMono-Regular",Menlo,Consolas,"Liberation Mono",monospace;

  --fs-xs:.8125rem;
  --fs-sm:.9375rem;
  --fs-base:1.0625rem;
  --fs-md:1.3125rem;
  --fs-lg:1.625rem;
  --fs-xl:2rem;
  --fs-2xl:clamp(1.75rem,3vw,2.5rem);
  --fs-3xl:clamp(2.1rem,4.4vw,3.25rem);
  --fs-4xl:clamp(2.6rem,7vw,6rem);

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

  --maxw:1280px;
  --gutter:clamp(18px,4vw,40px);
}

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

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

body{
  margin:0;
  background:var(--warm);
  color:var(--text);
  font-family:var(--font-body);
  font-size:var(--fs-base);
  line-height:1.9;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

h1,h2,h3,h4,h5,h6{
  margin:0 0 .6em;
  font-family:var(--font-display);
  font-weight:800;
  line-height:1.18;
  letter-spacing:-.02em;
  color:var(--text);
}

p{ margin:0 0 1.2em; }
p:last-child{ margin-bottom:0; }

ul,ol{ margin:0; padding:0; }

img,picture,svg,video{ max-width:100%; }
img{ height:auto; }

a{
  color:var(--cinnabar);
  text-decoration-thickness:1px;
  text-underline-offset:3px;
}
a:hover{ color:var(--wine); }

button{ font-family:inherit; }

hr{
  border:0;
  border-top:1px solid var(--line-dark);
  margin:2.4em 0;
}

/* ---------- 3. 焦点与动效基线 ---------- */
:focus-visible{
  outline:3px solid var(--gold);
  outline-offset:3px;
  border-radius:4px;
}
.site-header :focus-visible{ outline-color:var(--celadon); }
.site-footer :focus-visible{ outline-color:var(--gold); }

@keyframes navDrop{
  from{ opacity:0; transform:translateY(-12px); }
  to{ opacity:1; transform:none; }
}

@keyframes shimmer{
  from{ background-position:120% 0; }
  to{ background-position:-120% 0; }
}

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
    scroll-behavior:auto !important;
  }
}

/* ---------- 4. 通用布局 ---------- */
.container{
  width:100%;
  max-width:var(--maxw);
  margin-inline:auto;
  padding-inline:var(--gutter);
}

.section{
  padding-block:clamp(48px,7vw,96px);
}

.section-head{
  display:flex;
  flex-wrap:wrap;
  align-items:flex-end;
  justify-content:space-between;
  gap:18px;
  margin-bottom:clamp(24px,3vw,44px);
  border-bottom:1px solid var(--gold-24);
  padding-bottom:16px;
}

.grid{
  display:grid;
  gap:clamp(16px,2.4vw,28px);
}
.grid--2{ grid-template-columns:repeat(auto-fit,minmax(320px,1fr)); }
.grid--3{ grid-template-columns:repeat(auto-fit,minmax(280px,1fr)); }
.grid--4{ grid-template-columns:repeat(auto-fit,minmax(220px,1fr)); }

.stack > * + *{ margin-top:1.2em; }

.cluster{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
}

.divider{
  height:1px;
  border:0;
  background:linear-gradient(90deg,var(--cinnabar),var(--gold-45) 45%,transparent);
  margin:clamp(28px,4vw,48px) 0;
}

.visually-hidden{
  position:absolute !important;
  width:1px; height:1px;
  padding:0; margin:-1px;
  overflow:hidden;
  clip:rect(0 0 0 0);
  white-space:nowrap;
  border:0;
}

/* ---------- 5. 中文排版组件 ---------- */
.eyebrow{
  margin:0 0 .9em;
  font-size:var(--fs-xs);
  font-weight:600;
  letter-spacing:.2em;
  color:var(--cinnabar);
}
.eyebrow--gold{ color:var(--gold); }
.eyebrow--cinnabar{ color:var(--cinnabar); }

.display-title{
  font-family:var(--font-display);
  font-size:var(--fs-4xl);
  font-weight:900;
  line-height:1.03;
  letter-spacing:-.02em;
  margin:0 0 .5em;
}

.display-title em{
  font-style:normal;
  color:var(--cinnabar);
}

.lead{
  font-size:var(--fs-md);
  line-height:1.8;
  max-width:40em;
  color:rgba(36,28,26,.82);
}

.prose{
  max-width:43em;
  line-height:1.9;
  font-size:var(--fs-base);
}
.prose > * + *{ margin-top:1.2em; }
.prose h2{ font-size:var(--fs-lg); margin-top:2em; }
.prose h3{ font-size:var(--fs-md); margin-top:1.6em; }
.prose ul,.prose ol{ padding-left:1.4em; }
.prose li + li{ margin-top:.5em; }
.prose strong{ font-weight:700; color:var(--ink); }

.vertical-note{
  writing-mode:vertical-rl;
  font-size:var(--fs-xs);
  letter-spacing:.24em;
  font-family:var(--font-mono);
  color:var(--gold);
}

/* ---------- 6. 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 24px;
  border:1px solid transparent;
  border-radius:var(--pill);
  background:transparent;
  font-family:var(--font-body);
  font-size:var(--fs-sm);
  font-weight:600;
  line-height:1.4;
  text-decoration:none;
  cursor:pointer;
  transition:background-color .18s ease,color .18s ease,border-color .18s ease;
}
.btn--gold{ background:var(--gold); color:var(--ink); }
.btn--gold:hover{ background:#E3B463; color:var(--ink); }
.btn--cinnabar{ background:var(--cinnabar); color:#fff; }
.btn--cinnabar:hover{ background:var(--wine); color:#fff; }
.btn--outline{ border-color:var(--cinnabar); color:var(--cinnabar); }
.btn--outline:hover{ background:rgba(192,52,43,.08); color:var(--wine); border-color:var(--wine); }
.btn--ghost{ border-color:rgba(235,217,180,.42); color:var(--rice); }
.btn--ghost:hover{ border-color:var(--gold); color:var(--gold); }
.btn[data-state="ok"]{ border-color:var(--celadon); color:var(--celadon); }
.btn[data-state="err"]{ border-color:var(--orange); color:var(--orange); }

/* ---------- 7. 卡片与面板 ---------- */
.card{
  background:#fff;
  border:1px solid var(--line-dark);
  border-radius:var(--r-lg);
  padding:clamp(20px,2.6vw,32px);
}
.card h2,.card h3{ letter-spacing:-.01em; }
.card--ink{ background:var(--ink); border-color:var(--gold-24); color:var(--rice); }
.card--wine{ background:var(--wine); border-color:rgba(235,217,180,.22); color:var(--rice); }
.card--teal{ background:var(--teal); border-color:rgba(127,176,163,.32); color:var(--rice); }
.card--indigo{ background:var(--indigo); border-color:rgba(212,162,76,.3); color:var(--rice); }
.card--rice{ background:var(--rice); border-color:var(--gold-45); }

.card--ink h2,.card--ink h3,.card--wine h2,.card--wine h3,
.card--teal h2,.card--teal h3,.card--indigo h2,.card--indigo h3{ color:#fff; }
.card--ink p,.card--wine p,.card--teal p,.card--indigo p{ color:var(--rice-88); }
.card--ink a,.card--wine a,.card--teal a,.card--indigo a{ color:var(--gold); }

/* ---------- 8. 标签与胶囊 ---------- */
.status-tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 12px;
  border:1px solid currentColor;
  border-radius:var(--pill);
  font-family:var(--font-mono);
  font-size:var(--fs-xs);
  line-height:1.6;
  letter-spacing:.02em;
  white-space:nowrap;
}
.status-tag--fixed{ color:var(--celadon); }
.status-tag--progress{ color:var(--orange); }
.status-tag--archived{ color:#7A6E68; }
.status-tag--new{ color:var(--wine); }

.segmented{
  display:inline-flex;
  flex-wrap:wrap;
  gap:4px;
  padding:5px;
  border:1px solid var(--gold-45);
  border-radius:var(--pill);
  background:var(--ink-2);
}
.segmented [role="tab"]{
  border:0;
  padding:9px 18px;
  border-radius:var(--pill);
  background:transparent;
  color:var(--rice);
  font-size:var(--fs-sm);
  font-weight:600;
  line-height:1.4;
  cursor:pointer;
  transition:background-color .16s ease,color .16s ease;
}
.segmented [role="tab"]:hover{ color:var(--gold); }
.segmented [role="tab"][aria-selected="true"]{
  background:var(--indigo);
  color:#fff;
  box-shadow:inset 0 0 0 1px var(--gold-45);
}
[role="tabpanel"]:focus-visible{ outline-offset:6px; }

/* ---------- 9. 面包屑 ---------- */
.breadcrumb{
  font-size:var(--fs-xs);
  color:rgba(36,28,26,.6);
  margin-bottom:20px;
}
.breadcrumb ol{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  list-style:none;
  margin:0;
  padding:0;
}
.breadcrumb li{ display:flex; align-items:center; gap:8px; }
.breadcrumb li + li::before{
  content:"/";
  color:var(--gold);
  font-family:var(--font-mono);
}
.breadcrumb a{ color:var(--wine); text-decoration:none; }
.breadcrumb a:hover{ color:var(--cinnabar); text-decoration:underline; }
.breadcrumb [aria-current="page"]{ color:var(--ink); font-weight:600; }

/* ---------- 10. 图片容器 ---------- */
.media-frame{
  position:relative;
  display:block;
  overflow:hidden;
  aspect-ratio:16/10;
  border:1px solid var(--gold-16);
  border-radius:var(--r-lg);
  background:var(--ink-2);
}
.media-frame img{
  display:block;
  width:100%;
  height:100%;
  object-fit:cover;
}
.media-frame--wide{ aspect-ratio:21/9; }
.media-frame--portrait{ aspect-ratio:3/4; }
.media-frame--tall{ aspect-ratio:4/5; }
.media-frame--square{ aspect-ratio:1/1; }

.media-frame__caption{
  position:absolute;
  left:0; right:0; bottom:0;
  padding:20px 22px 16px;
  background:linear-gradient(0deg,rgba(20,16,15,.9),rgba(20,16,15,0));
  color:var(--rice);
  font-size:var(--fs-xs);
  letter-spacing:.06em;
}

.media-frame[data-loading="true"]::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(100deg,rgba(212,162,76,.05) 30%,rgba(212,162,76,.18) 50%,rgba(212,162,76,.05) 70%);
  background-size:220% 100%;
  animation:shimmer 1.4s linear infinite;
}

/* ---------- 11. 显现动效 ---------- */
html.js [data-reveal]{
  opacity:0;
  transform:translateY(18px);
  transition:opacity .34s ease,transform .34s ease;
}
html.js [data-reveal].is-in{
  opacity:1;
  transform:none;
}
@media (prefers-reduced-motion: reduce){
  html.js [data-reveal]{ opacity:1; transform:none; }
}

/* ---------- 12. Skip link ---------- */
.skip-link{
  position:fixed;
  top:-76px;
  left:16px;
  z-index:200;
  padding:12px 22px;
  border-radius:0 0 16px 16px;
  background:var(--gold);
  color:var(--ink);
  font-size:var(--fs-sm);
  font-weight:700;
  text-decoration:none;
  transition:top .2s ease;
}
.skip-link:focus{ top:0; color:var(--ink); }

/* ---------- 13. 页头 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  isolation:isolate;
  background:var(--ink);
  color:var(--rice);
  border-bottom:1px solid var(--gold-24);
  box-shadow:0 1px 0 rgba(192,52,43,.35);
}
.site-header::before{
  content:"";
  position:absolute;
  inset:0 0 auto 0;
  height:3px;
  background:linear-gradient(90deg,var(--cinnabar),var(--gold) 44%,var(--celadon) 100%);
  opacity:.9;
  pointer-events:none;
}

.header-inner{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  width:100%;
  max-width:var(--maxw);
  margin-inline:auto;
  padding:12px var(--gutter);
}

.header-brand{
  display:flex;
  flex-direction:column;
  align-items:flex-start;
  gap:6px;
  min-width:0;
}

.brand{
  display:inline-flex;
  align-items:center;
  gap:12px;
  text-decoration:none;
  color:var(--rice);
}
.brand:hover{ color:var(--rice); }

.brand-mark{
  position:relative;
  flex:0 0 auto;
  display:grid;
  place-items:center;
  width:42px;
  height:42px;
  border:2px solid var(--gold);
  border-radius:50%;
  background:radial-gradient(circle at 32% 26%,rgba(212,162,76,.42),rgba(110,26,34,.92));
}
.brand-mark__hole{
  width:13px;
  height:13px;
  border-radius:3px;
  background:var(--ink);
  box-shadow:inset 0 0 0 2px rgba(235,217,180,.85);
}

.brand-text{
  display:flex;
  flex-direction:column;
  line-height:1.2;
}
.brand-name{
  font-family:var(--font-display);
  font-size:1.375rem;
  font-weight:800;
  letter-spacing:-.02em;
  color:#fff;
}
.brand-name em{ font-style:normal; color:var(--gold); }
.brand-sub{
  font-family:var(--font-mono);
  font-size:.625rem;
  letter-spacing:.26em;
  color:var(--rice-60);
}

.status-strip{
  display:inline-flex;
  align-items:center;
  gap:8px;
  margin:0;
  padding:4px 12px;
  border:1px solid var(--gold-16);
  border-radius:var(--pill);
  background:rgba(42,35,33,.85);
  font-family:var(--font-mono);
  font-size:.6875rem;
  line-height:1.7;
  letter-spacing:.04em;
  color:var(--rice-88);
}
.status-strip__k{ color:var(--rice-60); }
.status-strip__v{ color:var(--gold); }
.status-strip__sep{
  width:1px;
  height:11px;
  background:var(--gold-24);
}
.status-dot{
  width:7px;
  height:7px;
  border-radius:50%;
  flex:0 0 auto;
}
.status-dot--celadon{
  background:var(--celadon);
  box-shadow:0 0 0 3px rgba(127,176,163,.2);
}
.status-dot--gold{
  background:var(--gold);
  box-shadow:0 0 0 3px rgba(212,162,76,.2);
}

.nav-toggle{
  display:none;
  align-items:center;
  gap:10px;
  padding:9px 16px;
  border:1px solid var(--gold-45);
  border-radius:var(--pill);
  background:transparent;
  color:var(--rice);
  font-size:var(--fs-sm);
  font-weight:600;
  cursor:pointer;
}
.nav-toggle:hover{ border-color:var(--gold); color:var(--gold); }
.nav-toggle__bars{
  display:inline-flex;
  flex-direction:column;
  gap:3px;
}
.nav-toggle__bars i{
  display:block;
  width:16px;
  height:2px;
  border-radius:2px;
  background:currentColor;
}

.site-nav__list{
  display:flex;
  align-items:center;
  gap:6px;
  list-style:none;
  margin:0;
  padding:0;
}
.site-nav__list a{
  display:inline-block;
  padding:9px 15px;
  border:1px solid transparent;
  border-radius:var(--pill);
  color:var(--rice);
  font-size:var(--fs-sm);
  font-weight:500;
  text-decoration:none;
  white-space:nowrap;
  transition:background-color .18s ease,color .18s ease,border-color .18s ease;
}
.site-nav__list a:hover{
  background:rgba(212,162,76,.14);
  border-color:var(--gold-45);
  color:#fff;
}
.site-nav__list a[aria-current="page"]{
  background:var(--gold);
  border-color:var(--gold);
  color:var(--ink);
  font-weight:700;
}

.scroll-progress{
  position:absolute;
  left:0; right:0; bottom:-1px;
  height:2px;
  transform:scaleX(0);
  transform-origin:0 50%;
  background:linear-gradient(90deg,var(--cinnabar),var(--gold));
  pointer-events:none;
}

/* ---------- 14. 页脚 ---------- */
.site-footer{
  position:relative;
  overflow:hidden;
  background:var(--ink);
  color:var(--rice);
  margin-top:clamp(48px,7vw,96px);
}

.footer-grain{
  position:absolute;
  inset:0;
  pointer-events:none;
  opacity:.75;
  background-image:
    radial-gradient(circle at 50% 50%,transparent 0 14px,rgba(212,162,76,.13) 14px 15.5px,transparent 15.5px),
    radial-gradient(circle at 50% 50%,transparent 0 6px,rgba(212,162,76,.09) 6px 7.5px,transparent 7.5px);
  background-size:112px 112px,112px 112px;
  background-position:0 0,56px 56px;
  -webkit-mask-image:radial-gradient(circle at 22% 0%,#000 0%,transparent 78%);
  mask-image:radial-gradient(circle at 22% 0%,#000 0%,transparent 78%);
}

.footer-inner{
  position:relative;
  z-index:1;
  width:100%;
  max-width:var(--maxw);
  margin-inline:auto;
  padding:clamp(48px,6vw,88px) var(--gutter) 0;
}

.footer-lede{
  padding-bottom:clamp(28px,4vw,48px);
  border-bottom:1px solid var(--gold-24);
}
.footer-lede__mail{
  margin:0 0 .7em;
  font-family:var(--font-mono);
  font-size:clamp(1.1rem,3.2vw,2rem);
  font-weight:600;
  letter-spacing:-.01em;
  color:#fff;
  word-break:break-all;
}
.footer-lede__actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
}

.footer-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(190px,1fr));
  gap:clamp(24px,3vw,44px);
  padding-block:clamp(32px,4.5vw,56px);
}

.footer-col__title{
  margin:0 0 1em;
  font-family:var(--font-mono);
  font-size:var(--fs-xs);
  font-weight:600;
  letter-spacing:.2em;
  color:var(--gold);
}

.footer-links{
  list-style:none;
  margin:0;
  padding:0;
  font-size:var(--fs-sm);
  line-height:1.8;
}
.footer-links li + li{ margin-top:.6em; }
.footer-links a{
  color:var(--rice-88);
  text-decoration:none;
  border-bottom:1px solid transparent;
  transition:color .16s ease,border-color .16s ease;
}
.footer-links a:hover{
  color:var(--gold);
  border-bottom-color:var(--gold);
}
.footer-links--plain{ color:var(--rice-60); }

.footer-meta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:14px 24px;
  padding-block:22px 34px;
  border-top:1px solid var(--gold-24);
  font-size:var(--fs-xs);
}
.footer-meta__facts{
  display:flex;
  flex-wrap:wrap;
  gap:6px 22px;
  list-style:none;
  margin:0;
  padding:0;
  color:var(--rice-60);
  font-family:var(--font-mono);
  letter-spacing:.02em;
}
.footer-legal{
  display:flex;
  flex-wrap:wrap;
  gap:6px 18px;
  list-style:none;
  margin:0;
  padding:0;
}
.footer-legal a{
  color:var(--rice-88);
  text-decoration:none;
}
.footer-legal a:hover{ color:var(--gold); text-decoration:underline; }

.version-pill{
  display:inline-flex;
  align-items:center;
  padding:4px 14px;
  border:1px solid var(--gold-45);
  border-radius:var(--pill);
  font-family:var(--font-mono);
  font-size:var(--fs-xs);
  color:var(--gold);
  white-space:nowrap;
}

.footer-copy{
  margin:0 0 0 auto;
  color:var(--rice-60);
  font-family:var(--font-mono);
}

/* ---------- 15. 响应式 ---------- */
@media (max-width:959px){
  .nav-toggle{ display:inline-flex; }

  .site-nav{
    display:none;
    position:absolute;
    top:calc(100% + 10px);
    left:var(--gutter);
    right:var(--gutter);
    z-index:90;
    padding:12px;
    border:1px solid rgba(212,162,76,.3);
    border-radius:var(--r-md);
    background:var(--ink-2);
    box-shadow:0 24px 60px rgba(20,16,15,.55);
  }
  .site-header[data-open="true"] .site-nav{
    display:block;
    animation:navDrop .24s ease both;
  }
  .site-nav__list{
    flex-direction:column;
    align-items:stretch;
    gap:4px;
  }
  .site-nav__list a{
    display:block;
    padding:14px 16px;
    border:1px solid rgba(235,217,180,.14);
    border-radius:var(--r-sm);
    font-size:var(--fs-base);
  }
  .site-nav__list a[aria-current="page"]{
    background:var(--gold);
    border-color:var(--gold);
    color:var(--ink);
  }
}

@media (min-width:960px){
  .site-nav{ position:static; display:block; }
}

@media (max-width:760px){
  body{ font-size:1rem; }
  .footer-meta{ flex-direction:column; align-items:flex-start; }
  .footer-copy{ margin-left:0; }
  .segmented{
    display:flex;
    width:100%;
    border-radius:var(--r-md);
  }
  .segmented [role="tab"]{ flex:1 1 auto; text-align:center; }
  .section-head{ align-items:flex-start; }
}

@media (max-width:479px){
  .status-strip{ display:none; }
  .brand-name{ font-size:1.25rem; }
  .media-frame__caption{ font-size:.75rem; padding:16px 16px 12px; }
}