*,*::before,*::after{box-sizing:border-box}
html{background:#F7F1E4;-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0}
h1,h2,h3,h4,h5,h6,p,figure,blockquote,ul,ol,dl,dd{margin:0}
ul,ol{list-style:none;padding:0}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer}
img,svg,video{display:block;max-width:100%;height:auto}
:focus-visible{outline:2px solid #1B5A78;outline-offset:3px}
.rail :focus-visible,.site-foot :focus-visible{outline-color:#F7F1E4}

:root{
  --ink-deep:#0E2F45;
  --blue:#1B5A78;
  --blue-mid:#2F7C99;
  --blue-mist:#8FB2BF;
  --blue-wash:#DDEAEC;
  --paper:#F7F1E4;
  --paper-warm:#EFE4D1;
  --paper-white:#FFFDF8;
  --line:#D8CCB8;
  --red:#B4473A;
  --green:#4E7D6A;
  --ink:#1B1E1F;
  --red-on-dark:#E4907F;
  --green-on-dark:#7FB39C;
  --font-head:'HarmonyOS Sans SC','PingFang SC','Microsoft YaHei',sans-serif;
  --font-body:'Noto Sans SC','Source Han Sans SC','PingFang SC',sans-serif;
  --font-num:'DIN Alternate','Roboto Condensed','Arial Narrow',var(--font-head);
  --rail-w:88px;
  --rail-open-w:232px;
  --bar-h:44px;
  --maxw:1180px;
  --gap:clamp(16px,2.2vw,28px);
}
:root[data-rail-open]{--rail-w:var(--rail-open-w)}

body{
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background-color:var(--paper);
  background-image:
    linear-gradient(to right,rgba(14,47,69,.055) 1px,transparent 1px),
    linear-gradient(to bottom,rgba(14,47,69,.055) 1px,transparent 1px);
  background-size:72px 72px;
  background-attachment:fixed;
  padding-left:var(--rail-w);
  padding-top:var(--bar-h);
  transition:padding-left .26s ease;
  overflow-x:hidden;
}

h1,h2,h3,h4{font-family:var(--font-head);font-weight:800;letter-spacing:-.03em;line-height:1.1;color:var(--ink-deep)}
h1{font-size:clamp(2.4rem,6vw,5.8rem)}
h2{font-size:clamp(1.6rem,3vw,2.8rem);line-height:1.18}
h3{font-size:clamp(1.15rem,1.6vw,1.5rem);line-height:1.3}
h4{font-size:1.02rem;line-height:1.4;letter-spacing:-.01em}
p{max-width:68ch}
strong{font-weight:700;color:var(--ink-deep)}

.wrap{width:min(var(--maxw),100% - clamp(32px,8vw,88px));margin-inline:auto}
.section{padding-block:clamp(32px,5vw,72px);position:relative}
.section--tight{padding-block:clamp(20px,3vw,40px)}
.stack{display:flex;flex-direction:column;gap:clamp(12px,1.6vw,20px)}
.rule{height:1px;background:var(--line);border:0;margin-block:clamp(20px,3vw,36px)}
.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

.eyebrow{display:inline-flex;align-items:center;gap:9px;font-family:var(--font-num);font-size:12px;font-weight:700;letter-spacing:.16em;color:var(--blue);line-height:1.4}
.eyebrow::before{content:"";width:16px;height:2px;background:var(--red);flex:0 0 auto}
.lede{font-size:clamp(1rem,1.4vw,1.18rem);line-height:1.75;color:var(--blue);max-width:60ch}
.num-big{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-weight:700;font-size:clamp(3rem,9vw,7rem);line-height:.88;letter-spacing:-.03em;color:var(--ink-deep);display:block}

.grid{display:grid;gap:var(--gap);grid-template-columns:repeat(12,minmax(0,1fr))}
.col-3{grid-column:span 3}
.col-4{grid-column:span 4}
.col-5{grid-column:span 5}
.col-6{grid-column:span 6}
.col-7{grid-column:span 7}
.col-8{grid-column:span 8}
.col-12{grid-column:span 12}

.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 20px;border:1px solid var(--ink-deep);background:transparent;color:var(--ink-deep);font-family:var(--font-head);font-weight:800;font-size:14px;line-height:1.2;letter-spacing:.02em;border-radius:0;transition:background-color .12s ease,color .12s ease,border-color .12s ease;cursor:pointer}
.btn:hover{background:var(--ink-deep);color:var(--paper-white)}
.btn--primary{background:var(--blue);border-color:var(--blue);color:var(--paper-white)}
.btn--primary:hover{background:var(--ink-deep);border-color:var(--ink-deep)}
.btn--line{border-color:var(--line);color:var(--blue);background:var(--paper-white)}
.btn--line:hover{background:var(--blue-wash);color:var(--ink-deep);border-color:var(--blue-mist)}
.btn--accent{background:var(--red);border-color:var(--red);color:var(--paper-white)}
.btn--accent:hover{background:#9C3B30;border-color:#9C3B30;color:var(--paper-white)}
.btn--quiet{border-color:transparent;color:var(--blue);padding-inline:6px}
.btn--quiet:hover{background:transparent;color:var(--red);text-decoration:underline;text-underline-offset:3px}

.tag{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border:1px solid var(--line);background:var(--paper-white);font-family:var(--font-num);font-size:12px;letter-spacing:.1em;line-height:1.5;color:var(--blue)}
.tag--week{border-color:var(--red);color:var(--red);background:#FBEDE9}
.tag--done{border-color:var(--green);color:var(--green);background:#E8EFEB}

.panel{background:var(--paper-white);border:1px solid var(--line);padding:clamp(18px,2.4vw,28px)}
.panel--wash{background:var(--blue-wash);border-color:#C9DCE0}
.panel--warm{background:var(--paper-warm)}

.crumbs{margin-bottom:clamp(14px,2vw,22px)}
.crumbs ol{display:flex;flex-wrap:wrap;gap:8px;font-size:12.5px;letter-spacing:.06em}
.crumbs li{display:flex;align-items:center;gap:8px;color:var(--blue-mid)}
.crumbs li+li::before{content:"/";color:var(--blue-mist)}
.crumbs a{color:var(--blue);border-bottom:1px solid var(--line);transition:color .12s ease,border-color .12s ease}
.crumbs a:hover{color:var(--red);border-bottom-color:var(--red)}
.crumbs [aria-current="page"]{color:var(--ink-deep);font-weight:700}

.media{position:relative;display:block;background:var(--paper-warm);border:1px solid var(--line);overflow:hidden}
.media::after{content:"";position:absolute;inset:0;background-image:linear-gradient(to right,rgba(14,47,69,.06) 1px,transparent 1px),linear-gradient(to bottom,rgba(14,47,69,.06) 1px,transparent 1px);background-size:24px 24px;pointer-events:none}
.media img{width:100%;height:100%;object-fit:cover}
.media--wide{aspect-ratio:16/9}
.media--square{aspect-ratio:1/1}
.media--tall{aspect-ratio:3/4}
.media-cap{display:block;margin-top:8px;font-size:12.5px;line-height:1.6;letter-spacing:.04em;color:var(--blue-mid);max-width:52ch}

/* ---------- 头部 ---------- */
.site-head{position:relative;z-index:80}
.skip-link{position:fixed;top:10px;left:10px;z-index:200;transform:translateY(-180%);padding:10px 16px;background:var(--ink-deep);color:var(--paper-white);font-family:var(--font-head);font-weight:800;font-size:14px;border:1px solid var(--blue-mist);transition:transform .16s ease}
.skip-link:focus,.skip-link:focus-visible{transform:none}

.nav-scrim{display:none;position:fixed;inset:0;z-index:65;background:rgba(14,47,69,.44);opacity:0;pointer-events:none;transition:opacity .24s ease}

.rail{
  position:fixed;top:0;left:0;bottom:0;width:var(--rail-w);
  display:flex;flex-direction:column;z-index:70;
  background:var(--ink-deep);
  color:rgba(247,241,228,.72);
  border-right:1px solid rgba(143,178,191,.22);
  overflow:hidden;
  transition:width .26s ease,transform .28s ease;
}
.rail::before{content:"";position:absolute;inset:0;z-index:0;pointer-events:none;background-image:radial-gradient(circle at 1px 1px,rgba(143,178,191,.16) 1px,transparent 0);background-size:12px 12px}
.rail>*{position:relative;z-index:1}
.rail-top{flex:0 0 auto}
.brand{display:flex;align-items:center;justify-content:center;gap:12px;padding:16px 8px;border-bottom:1px solid rgba(143,178,191,.22);color:var(--paper-white)}
.brand-mark{position:relative;flex:0 0 auto;width:38px;height:38px;display:grid;place-items:center;border:1px solid rgba(247,241,228,.55);font-family:var(--font-head);font-weight:800;font-size:19px;line-height:1;color:var(--paper-white)}
.brand-mark::after{content:"";position:absolute;top:-2px;right:-2px;width:7px;height:7px;background:var(--red-on-dark)}
.brand-text{display:none;flex-direction:column;line-height:1.25;min-width:0}
.brand-name{font-family:var(--font-head);font-weight:800;font-size:15px;letter-spacing:0;color:var(--paper-white)}
.brand-sub{font-size:11px;letter-spacing:.14em;color:rgba(143,178,191,.95);margin-top:3px}

.rail-nav{flex:1 1 auto;min-height:0;overflow-y:auto;overflow-x:hidden;display:flex;flex-direction:column;padding:4px 0;scrollbar-width:thin}
.rail-link{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:flex-start;gap:5px;padding:11px 4px;border-top:1px solid rgba(143,178,191,.14);color:rgba(247,241,228,.72);transition:color .12s ease,background-color .12s ease}
.rail-link:first-child{border-top:0}
.rail-num{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:10.5px;line-height:1;letter-spacing:.12em;color:rgba(143,178,191,.9)}
.rail-label{font-family:var(--font-head);font-weight:800;font-size:11px;line-height:1.25;letter-spacing:.02em;white-space:nowrap}
.rail-link:hover{color:var(--paper-white);background:rgba(143,178,191,.14)}
.rail-link[aria-current="page"]{color:var(--paper-white);background:rgba(180,71,58,.18)}
.rail-link[aria-current="page"] .rail-num{color:var(--red-on-dark)}
.rail-link[aria-current="page"]::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:2px;background:var(--red-on-dark)}

.rail-foot{margin-top:auto;flex:0 0 auto;display:flex;flex-direction:column;gap:10px;padding:12px 10px 16px;border-top:1px solid rgba(143,178,191,.22)}
.rail-note{display:none;font-size:11px;line-height:1.6;letter-spacing:.04em;color:rgba(143,178,191,.95);max-width:none}
.rail-toggle{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;padding:9px 6px;border:1px solid rgba(143,178,191,.42);color:rgba(247,241,228,.88);font-family:var(--font-head);font-weight:800;font-size:11px;letter-spacing:.1em;transition:background-color .12s ease,color .12s ease}
.rail-toggle:hover{background:rgba(143,178,191,.18);color:var(--paper-white)}
.rail-toggle-icon{font-family:var(--font-num);font-size:15px;line-height:1}
.rail-toggle-text{display:none}

:root[data-rail-open] .brand{justify-content:flex-start;padding-inline:16px}
:root[data-rail-open] .brand-text{display:flex}
:root[data-rail-open] .rail-link{flex-direction:row;align-items:center;justify-content:flex-start;gap:12px;padding:11px 16px}
:root[data-rail-open] .rail-label{font-size:14px;letter-spacing:.04em}
:root[data-rail-open] .rail-note{display:block}
:root[data-rail-open] .rail-toggle-text{display:inline}

.statusbar{
  position:fixed;top:0;left:var(--rail-w);right:0;height:var(--bar-h);z-index:60;
  display:flex;align-items:center;gap:14px;
  padding-inline:clamp(14px,2.4vw,28px);
  background:var(--paper);
  border-bottom:1px solid var(--line);
  transition:left .26s ease;
}
.statusbar p{max-width:none}
.status-text{display:flex;align-items:center;gap:9px;font-size:12.5px;letter-spacing:.06em;color:var(--blue);white-space:nowrap}
.status-dot{position:relative;display:block;width:7px;height:7px;background:var(--red);flex:0 0 auto}
.status-dot::after{content:"";position:absolute;inset:-4px;border:1px solid var(--red);opacity:.4;animation:umi-pulse 2.6s ease-out infinite}
@keyframes umi-pulse{0%{transform:scale(.55);opacity:.55}70%{transform:scale(1.35);opacity:0}100%{transform:scale(1.35);opacity:0}}
.quick-link{margin-left:auto;display:inline-flex;align-items:center;gap:6px;padding:6px 12px;background:var(--red);color:var(--paper-white);font-family:var(--font-head);font-weight:800;font-size:12px;letter-spacing:.06em;transition:background-color .12s ease;flex:0 0 auto}
.quick-link::after{content:"→";font-family:var(--font-num)}
.quick-link:hover{background:#9C3B30}
.nav-toggle{display:none;align-items:center;gap:5px;padding:8px 10px;border:1px solid var(--line);background:var(--paper-white);color:var(--ink-deep);font-family:var(--font-head);font-weight:800;font-size:12px;letter-spacing:.06em;flex:0 0 auto}
.nav-toggle-bar{display:block;width:11px;height:2px;background:var(--ink-deep)}
.nav-toggle-label{margin-left:2px}
.bar-brand{display:none;font-family:var(--font-head);font-weight:800;font-size:15px;letter-spacing:-.01em;color:var(--ink-deep);flex:0 0 auto}
.status-progress{position:absolute;left:0;bottom:-1px;width:100%;height:2px;background:var(--blue);transform:scaleX(0);transform-origin:0 50%;pointer-events:none;transition:transform .12s linear}

/* ---------- 页脚 ---------- */
.site-foot{position:relative;margin-top:clamp(48px,7vw,96px);background:var(--ink-deep);color:rgba(247,241,228,.76);overflow:hidden}
.site-foot::before{content:"";position:absolute;inset:0;pointer-events:none;background-image:linear-gradient(to right,rgba(143,178,191,.12) 1px,transparent 1px),linear-gradient(to bottom,rgba(143,178,191,.12) 1px,transparent 1px);background-size:48px 48px}
.site-foot p{max-width:none}
.foot-wrap{position:relative;z-index:1;width:min(var(--maxw),100% - clamp(32px,8vw,88px));margin-inline:auto;padding-block:clamp(36px,5vw,64px) clamp(22px,3vw,30px)}
.foot-head{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:clamp(20px,4vw,48px);align-items:start;padding-bottom:clamp(24px,3vw,36px);border-bottom:1px solid rgba(143,178,191,.24)}
.foot-brand{display:flex;align-items:center;gap:14px;min-width:0}
.foot-mark{position:relative;flex:0 0 auto;width:46px;height:46px;display:grid;place-items:center;border:1px solid rgba(247,241,228,.5);font-family:var(--font-head);font-weight:800;font-size:22px;line-height:1;color:var(--paper-white)}
.foot-mark::after{content:"";position:absolute;top:-3px;right:-3px;width:7px;height:7px;background:var(--red-on-dark)}
.foot-brand-text{display:flex;flex-direction:column;line-height:1.2;min-width:0}
.foot-brand-name{font-family:var(--font-head);font-weight:800;font-size:clamp(1.4rem,2.4vw,1.9rem);letter-spacing:-.02em;color:var(--paper-white)}
.foot-tag{margin-top:5px;font-size:11.5px;letter-spacing:.16em;color:var(--blue-mist)}
.foot-note{max-width:34ch;font-size:14px;line-height:1.8;color:rgba(247,241,228,.7)}
.foot-stamp{display:flex;flex-direction:column;align-items:flex-end;gap:2px}
.foot-stamp-num{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-weight:700;font-size:clamp(2.6rem,5vw,4rem);line-height:.88;letter-spacing:-.03em;color:var(--red-on-dark)}
.foot-stamp-cap{font-size:11px;letter-spacing:.14em;color:var(--blue-mist);white-space:nowrap}
.foot-cols{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(24px,4vw,56px);padding-block:clamp(28px,4vw,44px)}
.foot-col{min-width:0}
.foot-col-title{position:relative;padding-top:12px;margin-bottom:16px;font-family:var(--font-head);font-weight:800;font-size:13px;letter-spacing:.18em;line-height:1.3;color:var(--paper-white)}
.foot-col-title::before{content:"";position:absolute;top:0;left:0;width:22px;height:2px;background:var(--red-on-dark)}
.foot-list{display:flex;flex-direction:column;gap:10px}
.foot-link{display:inline-block;font-size:14px;line-height:1.6;color:rgba(247,241,228,.78);border-bottom:1px solid transparent;padding-bottom:1px;transition:color .12s ease,border-color .12s ease}
.foot-link:hover,.foot-link:focus-visible{color:var(--paper-white);border-bottom-color:var(--red-on-dark)}
.foot-items{display:flex;flex-direction:column;gap:10px}
.foot-item{display:flex;flex-wrap:wrap;gap:4px 10px;font-size:13.5px;line-height:1.6;color:rgba(247,241,228,.78)}
.foot-k{flex:0 0 auto;min-width:3.4em;font-size:11.5px;line-height:1.9;letter-spacing:.12em;color:var(--blue-mist)}
.foot-v{word-break:break-word}
.foot-legal{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px 24px;padding-top:20px;border-top:1px solid rgba(143,178,191,.24);font-size:12.5px;letter-spacing:.06em;color:rgba(247,241,228,.6)}

/* ---------- 显现 ---------- */
.js [data-reveal]{opacity:0;transform:translateY(12px);transition:opacity .34s ease,transform .34s cubic-bezier(.2,.7,.3,1);transition-delay:calc(var(--reveal-i,0) * 40ms)}
.js [data-reveal].is-in{opacity:1;transform:none}

/* ---------- 响应式 ---------- */
@media (max-width:1080px){
  .col-3,.col-4{grid-column:span 6}
  .col-5,.col-7{grid-column:span 12}
}
@media (max-width:1023px){
  :root{--bar-h:56px}
  body{padding-left:0;padding-top:var(--bar-h)}
  .nav-scrim{display:block}
  :root[data-open] .nav-scrim{opacity:1;pointer-events:auto}
  :root.is-nav-locked,:root.is-nav-locked body{overflow:hidden}
  .rail{width:min(84vw,304px);transform:translateX(-102%);border-right:1px solid rgba(143,178,191,.3)}
  :root[data-open] .rail{transform:none;box-shadow:18px 0 44px rgba(14,47,69,.28)}
  .brand{justify-content:flex-start;padding:18px 18px}
  .brand-text{display:flex}
  .rail-link{flex-direction:row;align-items:center;justify-content:flex-start;gap:12px;padding:14px 18px}
  .rail-label{font-size:14px;letter-spacing:.04em}
  .rail-note{display:block;text-align:left}
  .rail-toggle{display:none}
  .statusbar{left:0;gap:12px}
  .nav-toggle{display:flex}
  .bar-brand{display:block}
  .status-text{display:none}
  .quick-link{margin-left:auto}
}
@media (min-width:560px) and (max-width:1023px){
  .status-text{display:flex}
}
@media (max-width:900px){
  .foot-head{grid-template-columns:minmax(0,1fr);gap:20px}
  .foot-stamp{flex-direction:row;align-items:baseline;justify-content:flex-start;gap:12px}
  .foot-cols{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}
}
@media (max-width:760px){
  .col-3,.col-4,.col-5,.col-6,.col-7,.col-8{grid-column:span 12}
}
@media (max-width:560px){
  .foot-cols{grid-template-columns:minmax(0,1fr)}
  .foot-legal{flex-direction:column;align-items:flex-start}
  .nav-toggle-label{display:none}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;transition-delay:0ms!important}
  .js [data-reveal]{opacity:1!important;transform:none!important}
  .status-progress{transition:none}
}