/* ============================================================
   旺财官网 /assets/site.css
   共享外壳：重置、变量、中文排版、轨道导航、抽屉、页脚、
   通用按钮、卡片、标签、图片容器、面包屑、显现与返回顶部
   ============================================================ */

/* ---------- 01 Reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body,h1,h2,h3,h4,h5,p,ul,ol,li,figure,blockquote,dl,dd{margin:0}
ul,ol{padding:0;list-style:none}
img,svg,video{display:block;max-width:100%}
a{color:inherit}
button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer}

/* ---------- 02 Tokens ---------- */
:root{
  --c-red:#C8322A;
  --c-red-deep:#A3271F;
  --c-gold:#E0A020;
  --c-gold-soft:#F6DFAE;
  --c-green:#14342B;
  --c-moss:#4E6B5E;
  --c-base:#F7F1E3;
  --c-paper:#FFFDF7;
  --c-copper:#8C5A2B;
  --c-ink:#1C1A17;
  --c-muted:#6E7F76;

  --rail:88px;
  --gutter:clamp(18px,4vw,48px);
  --maxw:1180px;

  --serif:"Noto Serif SC","Songti SC","STSong","Source Han Serif SC",Georgia,"Times New Roman",serif;
  --sans:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --ease:cubic-bezier(.2,.7,.3,1);
}

/* ---------- 03 Base ---------- */
html{background:var(--c-base)}
body{
  font-family:var(--sans);
  font-size:16px;
  line-height:1.7;
  color:var(--c-ink);
  background-color:var(--c-base);
  background-image:radial-gradient(rgba(140,90,43,.07) 1px,transparent 1px);
  background-size:22px 22px;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-family:var(--serif);font-weight:800;line-height:1.2;letter-spacing:-.01em}
h1{font-size:clamp(2.1rem,5.6vw,4.2rem);line-height:1.08;letter-spacing:-.02em}
h2{font-size:clamp(1.5rem,3.4vw,2.4rem);line-height:1.18}
h3{font-size:clamp(1.08rem,1.9vw,1.4rem);line-height:1.3}
strong{font-weight:700}
:focus-visible{outline:3px solid var(--c-gold);outline-offset:3px;border-radius:2px}
.site-rail :focus-visible,
.site-footer :focus-visible{outline-color:var(--c-gold-soft)}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

@media (min-width:900px){
  body{font-size:17px;line-height:1.75;padding-left:var(--rail)}
}

/* ---------- 04 Layout utilities ---------- */
.wrap{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:var(--gutter)}
.section{padding-block:clamp(38px,6.5vw,84px)}
.stack>*+*{margin-top:1.15rem}
.grid{display:grid;gap:clamp(16px,2.6vw,28px);grid-template-columns:1fr}
@media (min-width:720px){
  .grid--2{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (min-width:960px){
  .grid--3{grid-template-columns:repeat(3,minmax(0,1fr))}
}

/* ---------- 05 Typographic blocks ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:.65em;
  font-size:.73rem;font-weight:700;letter-spacing:.24em;
  color:var(--c-copper);text-transform:uppercase;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--c-red);display:block;flex:none}
.section-title{
  font-family:var(--serif);font-weight:800;line-height:1.2;
  font-size:clamp(1.5rem,3.2vw,2.3rem);margin-top:.55rem;
}
.lede{font-size:clamp(1rem,1.6vw,1.12rem);line-height:1.8;color:#3B372F;max-width:60ch}
.num{font-family:var(--serif);font-weight:800;font-variant-numeric:tabular-nums;letter-spacing:-.01em}

.note-vertical{
  display:inline-block;
  writing-mode:vertical-rl;
  font-family:var(--serif);
  font-size:.72rem;letter-spacing:.34em;line-height:1;
  color:var(--c-muted);
}
@media (max-width:899px){
  .note-vertical{
    writing-mode:horizontal-tb;letter-spacing:.18em;
    background:var(--c-gold-soft);color:var(--c-copper);
    padding:3px 10px;border-radius:2px;line-height:1.5;
  }
}

/* ---------- 06 Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5em;
  padding:.82em 1.55em;border:1px solid transparent;border-radius:3px;
  font-family:var(--sans);font-size:.94rem;font-weight:700;letter-spacing:.04em;
  text-decoration:none;cursor:pointer;
  transition:transform .2s var(--ease),background .2s var(--ease),color .2s var(--ease),box-shadow .2s var(--ease);
}
.btn--primary{background:var(--c-red);color:var(--c-paper);box-shadow:3px 3px 0 rgba(20,52,43,.2)}
.btn--primary:hover{background:var(--c-red-deep);transform:translate(-1px,-1px);box-shadow:5px 5px 0 rgba(20,52,43,.24)}
.btn--gold{background:var(--c-gold);color:var(--c-ink);box-shadow:3px 3px 0 rgba(20,52,43,.22)}
.btn--gold:hover{background:#EDB03A;transform:translate(-1px,-1px);box-shadow:5px 5px 0 rgba(20,52,43,.26)}
.btn--ghost{background:transparent;border-color:var(--c-copper);color:var(--c-copper)}
.btn--ghost:hover{background:var(--c-copper);color:var(--c-paper)}
.btn--paper{background:var(--c-paper);color:var(--c-red);box-shadow:3px 3px 0 rgba(20,52,43,.22)}
.btn--paper:hover{background:#fff;transform:translate(-1px,-1px)}

/* ---------- 07 Skip link & progress ---------- */
.skip-link{
  position:fixed;top:10px;left:10px;z-index:999;
  background:var(--c-green);color:var(--c-paper);
  padding:.7em 1.15em;border-radius:3px;border:1px solid var(--c-gold-soft);
  font-size:.9rem;font-weight:700;text-decoration:none;
  transform:translateY(-220%);
  transition:transform .22s var(--ease);
}
.skip-link:focus{transform:translateY(0)}
.scroll-progress{
  position:fixed;top:0;left:0;height:3px;width:0;z-index:100;
  background:linear-gradient(90deg,var(--c-gold),var(--c-red));
  pointer-events:none;
}

/* ---------- 08 Header shell ---------- */
.site-header{position:relative;z-index:80}

/* 品牌件 */
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;color:inherit}
.brand__seal{
  width:31px;height:31px;flex:none;display:grid;place-items:center;
  background:var(--c-red);color:var(--c-gold-soft);
  font-family:var(--serif);font-weight:900;font-size:.95rem;line-height:1;
  border-radius:2px;box-shadow:inset 0 0 0 1px rgba(246,223,174,.6);
}
.brand__text{display:flex;flex-direction:column;line-height:1.15}
.brand__name{font-family:var(--serif);font-weight:800;font-size:.95rem;letter-spacing:.08em}
.brand__sub{font-size:.6rem;letter-spacing:.3em;color:var(--c-gold-soft);opacity:.9}

/* 移动顶栏 */
.topbar{
  position:sticky;top:0;z-index:75;
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:10px 16px;
  background:var(--c-green);color:var(--c-base);
  border-bottom:1px solid rgba(246,223,174,.22);
}
.topbar__toggle{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:40px;
  border:1px solid rgba(246,223,174,.45);border-radius:2px;
  transition:background .2s var(--ease),border-color .2s var(--ease);
}
.topbar__toggle:hover{background:rgba(246,223,174,.12);border-color:var(--c-gold-soft)}
.topbar__toggle-bars{display:flex;flex-direction:column;justify-content:center;gap:4px;width:22px}
.topbar__toggle-bars i{display:block;height:2px;background:var(--c-gold-soft);border-radius:1px;transition:transform .24s var(--ease),opacity .24s var(--ease)}
.topbar__toggle[aria-expanded="true"] .topbar__toggle-bars i:nth-child(1){transform:translateY(6px) rotate(45deg)}
.topbar__toggle[aria-expanded="true"] .topbar__toggle-bars i:nth-child(2){opacity:0}
.topbar__toggle[aria-expanded="true"] .topbar__toggle-bars i:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* 桌面轨道 */
.site-rail{
  position:fixed;top:0;left:0;bottom:0;width:var(--rail);z-index:80;
  display:none;flex-direction:column;align-items:center;justify-content:space-between;
  gap:14px;padding:18px 0 14px;
  background:var(--c-green);color:var(--c-base);
  border-right:1px solid rgba(246,223,174,.18);
}
@media (min-width:900px){ .site-rail{display:flex} }

.site-rail__brand{display:flex;flex-direction:column;align-items:center;gap:12px;text-decoration:none;color:var(--c-base)}
.site-rail__seal{
  width:34px;height:34px;display:grid;place-items:center;
  background:var(--c-red);color:var(--c-gold-soft);
  font-family:var(--serif);font-weight:900;font-size:1rem;line-height:1;
  border-radius:2px;box-shadow:inset 0 0 0 1px rgba(246,223,174,.55);
}
.site-rail__sign{
  writing-mode:vertical-rl;
  font-family:var(--serif);font-size:.7rem;letter-spacing:.28em;line-height:1.1;
  color:rgba(247,241,227,.82);
}

.nav-rail{flex:1 1 auto;min-height:0;display:flex;overflow-y:auto;scrollbar-width:none}
.nav-rail::-webkit-scrollbar{display:none}
.nav-rail__list{display:flex;flex-direction:column;align-items:center;gap:2px;margin:auto}
.nav-rail__link{
  position:relative;display:block;padding:15px 0 11px;
  writing-mode:vertical-rl;line-height:1;
  font-size:.78rem;letter-spacing:.22em;
  color:rgba(247,241,227,.72);text-decoration:none;
  transition:color .2s var(--ease);
}
.nav-rail__link:hover{color:var(--c-gold)}
.nav-rail__link[aria-current="page"]{color:var(--c-gold-soft);font-weight:700}
.nav-rail__link[aria-current="page"]::before{
  content:"";position:absolute;top:2px;left:50%;width:6px;height:6px;margin-left:-3px;
  border-radius:50%;background:var(--c-red);box-shadow:0 0 0 2px rgba(200,50,42,.28);
}

.rail-dock{display:flex;flex-direction:column;align-items:center;gap:10px}
.rail-dock__top{
  width:36px;height:36px;display:grid;place-items:center;
  border:1px solid rgba(246,223,174,.35);border-radius:2px;
  color:var(--c-gold-soft);font-size:1rem;line-height:1;
  transition:background .2s var(--ease),color .2s var(--ease);
}
.rail-dock__top:hover{background:var(--c-gold-soft);color:var(--c-green)}
.rail-dock__contact{
  display:block;width:36px;padding:12px 0;text-align:center;
  writing-mode:vertical-rl;line-height:1;
  background:var(--c-red);color:var(--c-paper);text-decoration:none;
  font-family:var(--serif);font-size:.74rem;letter-spacing:.24em;
  border-radius:2px;box-shadow:2px 2px 0 rgba(0,0,0,.18);
  transition:background .2s var(--ease);
}
.rail-dock__contact:hover{background:var(--c-red-deep)}

@media (min-width:900px) and (max-height:820px){
  .nav-rail__link{padding:10px 0 8px;font-size:.74rem}
  .site-rail__sign{font-size:.64rem;letter-spacing:.2em}
}

/* ---------- 09 Mobile drawer ---------- */
html.nav-open{overflow:hidden}
.drawer{
  position:fixed;inset:0;z-index:95;
  display:flex;flex-direction:column;overflow:hidden;
  padding:14px 20px 0;
  background-color:var(--c-base);
  background-image:radial-gradient(rgba(140,90,43,.07) 1px,transparent 1px);
  background-size:22px 22px;
  transform:translateY(-101%);visibility:hidden;
  transition:transform .34s var(--ease),visibility .34s var(--ease);
}
.drawer[data-open="true"]{transform:translateY(0);visibility:visible}
@media (min-width:900px){ .drawer{display:none} }

.drawer__bar{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding-bottom:14px;border-bottom:1px solid rgba(140,90,43,.28);
}
.drawer__brand{font-family:var(--serif);font-weight:800;font-size:.9rem;letter-spacing:.08em;color:var(--c-green)}
.drawer__close{
  width:42px;height:42px;display:grid;place-items:center;
  border:1px solid var(--c-copper);border-radius:2px;
  color:var(--c-copper);font-size:1rem;line-height:1;
  transition:background .2s var(--ease),color .2s var(--ease);
}
.drawer__close:hover{background:var(--c-copper);color:var(--c-paper)}

.drawer__nav{flex:1 1 auto;min-height:0;overflow-y:auto;padding-bottom:118px}
.drawer__list{display:flex;flex-direction:column;padding-top:10px}
.drawer__link{
  display:flex;align-items:baseline;gap:12px;
  padding:15px 4px;text-decoration:none;
  border-bottom:1px dashed rgba(140,90,43,.28);
  font-family:var(--serif);font-size:1.28rem;font-weight:700;line-height:1.2;
  color:var(--c-ink);
  transition:color .2s var(--ease),padding-left .2s var(--ease);
}
.drawer__link:hover{color:var(--c-red);padding-left:10px}
.drawer__link[aria-current="page"]{color:var(--c-red)}
.drawer__index{
  font-family:var(--sans);font-size:.68rem;font-weight:700;
  letter-spacing:.16em;color:var(--c-muted);font-variant-numeric:tabular-nums;
}
.drawer__link[aria-current="page"] .drawer__index{color:var(--c-red)}

.drawer__foot{
  position:absolute;left:0;right:0;bottom:0;
  padding:14px 20px calc(14px + env(safe-area-inset-bottom));
  background:var(--c-red);
}
.drawer__cta{
  display:flex;align-items:center;justify-content:center;gap:.5em;
  padding:13px;border:1px solid rgba(255,253,247,.5);border-radius:2px;
  color:var(--c-paper);text-decoration:none;
  font-weight:700;letter-spacing:.1em;font-size:.95rem;
}

/* ---------- 10 Back to top ---------- */
.to-top{
  position:fixed;right:16px;bottom:16px;z-index:85;
  width:46px;height:46px;display:grid;place-items:center;
  background:var(--c-green);color:var(--c-gold-soft);
  border:1px solid rgba(246,223,174,.45);border-radius:50%;
  font-size:1.05rem;line-height:1;
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .24s var(--ease),transform .24s var(--ease),visibility .24s var(--ease),background .2s var(--ease);
}
.to-top[data-visible="true"]{opacity:1;visibility:visible;transform:none}
.to-top:hover{background:var(--c-gold-soft);color:var(--c-green)}
@media (min-width:900px){ .to-top{right:24px;bottom:24px} }

/* ---------- 11 Footer ---------- */
.site-footer{margin-top:clamp(48px,8vw,96px);background:var(--c-green);color:var(--c-base)}

.footer-cta{
  min-height:96px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:18px var(--gutter);
  background:var(--c-red);color:var(--c-paper);
  border-bottom:1px solid rgba(246,223,174,.25);
}
.footer-cta__text{
  font-family:var(--serif);font-weight:800;line-height:1.3;
  font-size:clamp(1.05rem,2.6vw,1.5rem);letter-spacing:.02em;
  max-width:34ch;
}

.footer-main{
  display:grid;gap:34px;grid-template-columns:1fr;
  padding:clamp(34px,5vw,62px) var(--gutter);
  max-width:var(--maxw);margin-inline:auto;width:100%;
}
@media (min-width:760px){
  .footer-main{grid-template-columns:1.1fr .9fr 1.25fr;gap:40px}
}

.brand--footer .brand__seal{background:var(--c-gold);color:var(--c-green);box-shadow:inset 0 0 0 1px rgba(20,52,43,.35)}
.brand--footer .brand__name{font-size:1.02rem}
.footer-brand__note{
  margin-top:16px;font-size:.9rem;line-height:1.75;
  color:rgba(247,241,227,.8);max-width:32ch;
}
.footer-brand__year{
  margin-top:14px;font-size:.76rem;letter-spacing:.12em;
  color:rgba(247,241,227,.55);font-variant-numeric:tabular-nums;
}

.footer-nav__title{
  font-family:var(--sans);font-size:.72rem;font-weight:700;
  letter-spacing:.26em;color:var(--c-gold-soft);margin-bottom:16px;
}
.footer-nav__list{display:flex;flex-wrap:wrap;gap:10px 24px}
.footer-nav__link{
  display:inline-block;padding-bottom:2px;
  font-size:.92rem;text-decoration:none;
  color:rgba(247,241,227,.8);
  border-bottom:1px solid transparent;
  transition:color .2s var(--ease),border-color .2s var(--ease);
}
.footer-nav__link:hover{color:var(--c-gold);border-color:var(--c-gold)}

.footer-contact__list{display:flex;flex-direction:column;gap:10px}
.footer-contact__item{display:flex;gap:10px;font-size:.88rem;line-height:1.7;color:rgba(247,241,227,.85)}
.footer-contact__key{
  flex:0 0 3.6em;padding-top:.15em;
  font-size:.72rem;letter-spacing:.16em;color:var(--c-gold-soft);
}
.footer-contact__val{word-break:break-word}

.copy-btn{
  display:inline-flex;align-items:center;gap:.5em;margin-top:16px;
  padding:.55em 1.05em;border:1px solid var(--c-copper);border-radius:2px;
  background:var(--c-paper);color:var(--c-copper);
  font-size:.78rem;font-weight:700;letter-spacing:.1em;
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.copy-btn:hover{background:var(--c-copper);color:var(--c-paper)}
.copy-btn.is-done{background:var(--c-gold);color:var(--c-ink);border-color:var(--c-gold)}
.site-footer .copy-btn{border-color:rgba(246,223,174,.5);background:transparent;color:var(--c-gold-soft)}
.site-footer .copy-btn:hover{background:var(--c-gold-soft);color:var(--c-green);border-color:var(--c-gold-soft)}
.site-footer .copy-btn.is-done{background:var(--c-gold);color:var(--c-ink);border-color:var(--c-gold)}

.footer-meta{
  border-top:1px solid rgba(246,223,174,.2);
  padding:20px var(--gutter) 6px;
  max-width:var(--maxw);margin-inline:auto;width:100%;
}
.footer-legal{display:flex;flex-wrap:wrap;gap:10px 26px}
.footer-legal__link{
  font-size:.8rem;letter-spacing:.06em;text-decoration:none;
  color:rgba(247,241,227,.7);
  border-bottom:1px solid rgba(246,223,174,.35);
  transition:color .2s var(--ease),border-color .2s var(--ease);
}
.footer-legal__link:hover{color:var(--c-gold);border-color:var(--c-gold)}
.footer-icp{
  text-align:center;
  padding:0 var(--gutter) 30px;
  font-size:.76rem;letter-spacing:.14em;
  color:rgba(247,241,227,.55);
  font-variant-numeric:tabular-nums;
}

/* ---------- 12 Content components ---------- */
.card{
  position:relative;
  background:var(--c-paper);
  border:1px solid rgba(140,90,43,.32);
  border-radius:3px;
  padding:clamp(20px,3vw,30px);
  box-shadow:5px 5px 0 var(--c-gold-soft),5px 5px 0 1px rgba(140,90,43,.22);
}
.card__label{
  display:inline-block;padding-bottom:.5rem;
  font-size:.7rem;font-weight:700;letter-spacing:.22em;color:var(--c-copper);
}
.card__title{font-family:var(--serif);font-size:1.2rem;font-weight:800;line-height:1.3}
.card__text{margin-top:.5rem;font-size:.94rem;line-height:1.75;color:#47423A}

.tag{
  display:inline-flex;align-items:center;gap:.4em;
  padding:.25em .72em;border-radius:2px;border:1px solid currentColor;
  font-size:.71rem;font-weight:700;letter-spacing:.12em;line-height:1.5;
}
.tag--red{color:var(--c-red);background:rgba(200,50,42,.08)}
.tag--gold{color:#81580B;background:var(--c-gold-soft);border-color:rgba(140,90,43,.45)}
.tag--green{color:var(--c-green);background:rgba(78,107,94,.14);border-color:rgba(78,107,94,.5)}

.page-head{
  padding-block:clamp(28px,5vw,58px) clamp(18px,3vw,30px);
  border-bottom:1px solid rgba(140,90,43,.28);
}
.page-head__kicker{
  display:inline-flex;align-items:center;gap:.65em;
  font-size:.73rem;font-weight:700;letter-spacing:.24em;
  color:var(--c-copper);text-transform:uppercase;
}
.page-head__kicker::before{content:"";width:22px;height:2px;background:var(--c-red);flex:none}
.page-head__title{margin-top:.55rem}
.page-head__desc{margin-top:.85rem;max-width:56ch;font-size:1.02rem;color:#47423A}

/* ---------- 13 Image containers ---------- */
.media-frame{
  position:relative;overflow:hidden;border-radius:3px;
  border:1px solid rgba(140,90,43,.35);
  background:linear-gradient(140deg,var(--c-gold-soft),#EAD0A0);
  box-shadow:6px 6px 0 rgba(246,223,174,.9),6px 6px 0 1px rgba(140,90,43,.2);
}
.media-frame__img{
  display:block;width:100%;height:100%;
  object-fit:cover;object-position:center;
  aspect-ratio:16/10;
}
.media-frame--wide .media-frame__img{aspect-ratio:21/9}
.media-frame--tall .media-frame__img{aspect-ratio:4/5}
@media (max-width:640px){
  .media-frame__img,
  .media-frame--wide .media-frame__img,
  .media-frame--tall .media-frame__img{aspect-ratio:4/3}
}

/* ---------- 14 Breadcrumb ---------- */
.breadcrumb{padding:16px 0 0;font-size:.79rem;letter-spacing:.08em;color:var(--c-muted)}
.breadcrumb__list{display:flex;flex-wrap:wrap;align-items:center;gap:0}
.breadcrumb__list li{display:flex;align-items:center}
.breadcrumb__list li+li::before{content:"／";margin:0 .5em;color:var(--c-copper);opacity:.7}
.breadcrumb__link{
  text-decoration:none;color:var(--c-copper);
  border-bottom:1px solid transparent;
  transition:color .2s var(--ease),border-color .2s var(--ease);
}
.breadcrumb__link:hover{color:var(--c-red);border-color:var(--c-red)}

/* ---------- 15 Reveal ---------- */
[data-reveal]{
  opacity:0;transform:translateY(12px);
  transition:opacity .32s var(--ease),transform .32s var(--ease);
}
[data-reveal].is-in{opacity:1;transform:none}
html:not(.js) [data-reveal]{opacity:1;transform:none}

/* ---------- 16 Motion & print guards ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  [data-reveal]{opacity:1 !important;transform:none !important;transition:none !important}
  .drawer{transition:none}
  .skip-link{transition:none}
  .to-top{transition:opacity .01ms linear,visibility .01ms linear}
  .btn,.card,.nav-rail__link,.footer-nav__link,.footer-legal__link{transition:none}
}
@media print{
  .site-rail,.topbar,.drawer,.to-top,.scroll-progress,.skip-link{display:none !important}
  body{padding-left:0;background:#fff;color:#000}
}