/* =========================================================
   月博会员中心 · 共享样式表 /assets/site.css
   月白铺底 · 深空蓝命令栏 · 鎏金状态点 · Bento 错落骨架
   ========================================================= */

/* ---------- 1. 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,dl,dt,dd,figure,blockquote{margin:0;padding:0}
ul,ol{list-style:none}
img,svg,video{display:block;max-width:100%}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
a{color:inherit;text-decoration:none}
table{width:100%;border-collapse:collapse}
:focus-visible{outline:2px solid var(--star-cyan);outline-offset:3px;border-radius:6px}

/* ---------- 2. Tokens ---------- */
:root{
  --moon-white:#F6F7FB;
  --moon-grey:#E8EAF2;
  --deep-space:#0E1B33;
  --midnight:#16264A;
  --gold:#C9A24B;
  --halo-purple:#5B4BC4;
  --star-cyan:#1FB6C9;
  --text-grey:#5A6478;
  --stroke:#D3D8E6;
  --ok:#1F9D6B;
  --warn:#C4691C;

  --font-display:"HarmonyOS Sans SC","Noto Sans SC","PingFang SC","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  --font-body:var(--font-display);
  --font-mono:ui-monospace,SFMono-Regular,"Roboto Mono",Menlo,Consolas,monospace;

  --radius-xl:28px;
  --radius-lg:20px;
  --radius-md:14px;
  --radius-pill:999px;

  --shell:1200px;
  --gap:24px;
  --ease:cubic-bezier(.2,.7,.3,1);
}

/* ---------- 3. Base ---------- */
body{
  min-height:100vh;
  background:
    radial-gradient(1200px 620px at 88% -12%,rgba(91,75,196,.10),transparent 62%),
    radial-gradient(900px 520px at -8% 18%,rgba(31,182,201,.09),transparent 60%),
    var(--moon-white);
  color:var(--deep-space);
  font-family:var(--font-body);
  font-size:16px;
  font-weight:500;
  line-height:1.75;
  letter-spacing:.005em;
  -webkit-font-smoothing:antialiased;
}
@media (max-width:720px){body{font-size:15px}}
p{max-width:68ch}
p+p{margin-top:14px}
strong,b{font-weight:700}

h1,h2,h3,h4{font-family:var(--font-display);font-weight:300;line-height:1.2;letter-spacing:-.015em;color:var(--deep-space)}
.display-xl{font-size:clamp(40px,7.2vw,72px);font-weight:200;line-height:1.05;letter-spacing:-.02em}
.display-l{font-size:clamp(32px,4.6vw,56px);font-weight:200;line-height:1.06;letter-spacing:-.02em}
.display-m{font-size:clamp(26px,3.2vw,40px);font-weight:300;line-height:1.12;letter-spacing:-.015em}
.h-sec{font-size:24px;font-weight:300;line-height:1.3}
.h-sub{font-size:18px;font-weight:500;line-height:1.35}
.lede{font-size:clamp(16px,1.6vw,18px);font-weight:400;line-height:1.7;color:var(--text-grey);max-width:62ch}
.muted{color:var(--text-grey)}
.idx{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--font-mono);font-size:12px;font-weight:400;
  letter-spacing:.16em;text-transform:uppercase;color:var(--text-grey);
}
.idx--gold{color:var(--gold)}
.rule{height:1px;border:0;background:linear-gradient(90deg,var(--stroke),rgba(211,216,230,0));margin:0}

/* ---------- 4. Layout ---------- */
.shell{width:100%;max-width:var(--shell);margin:0 auto;padding:0 24px}
.band{padding:104px 0}
.band--tight{padding:48px 0}
.band--grey{background:var(--moon-grey)}
.band--dark{
  background:
    radial-gradient(800px 400px at 80% 0%,rgba(91,75,196,.35),transparent 65%),
    linear-gradient(180deg,var(--deep-space),var(--midnight));
  color:rgba(246,247,251,.86);
}
.band--dark h1,.band--dark h2,.band--dark h3{color:var(--moon-white)}
.band--dark .lede,.band--dark .muted,.band--dark .idx{color:rgba(246,247,251,.68)}
@media (max-width:900px){.band{padding:64px 0}.band--tight{padding:36px 0}}

.bento{display:grid;grid-template-columns:repeat(12,1fr);gap:var(--gap);align-items:start}
.bento>*{min-width:0}
.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-9{grid-column:span 9}
.col-12{grid-column:span 12}
.start-2{grid-column-start:2}
.start-7{grid-column-start:7}
@media (max-width:1024px){
  .col-3,.col-4,.col-5{grid-column:span 6}
  .col-7,.col-8,.col-9{grid-column:span 12}
  .start-2,.start-7{grid-column-start:auto}
}
@media (max-width:720px){
  .bento{grid-template-columns:1fr;gap:16px}
  .bento>[class*="col-"],.bento>[class*="start-"]{grid-column:1 / -1}
}
.stack{display:flex;flex-direction:column;gap:20px}
.stack--sm{gap:10px}

/* ---------- 5. Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:12px 20px;border:1px solid transparent;border-radius:var(--radius-pill);
  font-size:14px;font-weight:500;line-height:1;white-space:nowrap;
  transition:background-color .24s var(--ease),color .24s var(--ease),border-color .24s var(--ease),transform .24s var(--ease);
}
.btn--sm{padding:9px 15px;font-size:13px}
.btn--gold{border-color:rgba(201,162,75,.75);color:var(--gold);background:rgba(201,162,75,.08)}
.btn--gold:hover{background:var(--gold);color:var(--deep-space);border-color:var(--gold)}
.btn--solid{background:var(--deep-space);color:var(--moon-white)}
.btn--solid:hover{background:var(--midnight);transform:translateY(-2px)}
.btn--ghost{border-color:var(--stroke);color:var(--deep-space);background:#fff}
.btn--ghost:hover{border-color:var(--halo-purple);color:var(--halo-purple)}
.btn:focus-visible{outline:2px solid var(--star-cyan);outline-offset:3px}

/* ---------- 6. Cards ---------- */
.card{
  position:relative;padding:28px;
  background:#fff;border:1px solid var(--stroke);border-radius:var(--radius-lg);
  transition:transform .26s var(--ease),border-color .26s var(--ease),box-shadow .26s var(--ease);
}
.card:hover{transform:translateY(-4px);border-color:#B7C1DA;box-shadow:0 22px 44px -32px rgba(14,27,51,.5)}
.card--tint{background:var(--moon-grey)}
.card--dark{background:var(--midnight);border-color:rgba(201,162,75,.28);color:rgba(246,247,251,.86)}
.card--dark h2,.card--dark h3,.card--dark h4{color:var(--moon-white)}
.card--dark .muted,.card--dark .lede{color:rgba(246,247,251,.66)}
.card--gold{border-color:rgba(201,162,75,.6)}
.card--tall{border-radius:var(--radius-xl)}
@media (max-width:720px){.card{padding:22px}}

/* ---------- 7. Media 容器（页面阶段放图） ---------- */
.media{
  position:relative;overflow:hidden;
  border-radius:var(--radius-xl);border:1px solid var(--stroke);
  background:var(--moon-grey);
}
.media__img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/10}
.media__cap{
  padding:12px 18px;font-size:13px;font-weight:400;color:var(--text-grey);
  border-top:1px solid var(--stroke);background:#fff;
}
.media__ph{
  display:grid;place-items:center;aspect-ratio:16/10;padding:24px;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--text-grey);
}
.media--wide .media__img,.media--wide .media__ph{aspect-ratio:21/9}
.media--tall .media__img,.media--tall .media__ph{aspect-ratio:4/5}
.media--moon{
  background:
    radial-gradient(circle at 30% 26%,#FFFFFF 0 6%,var(--moon-grey) 26%,rgba(91,75,196,.85) 66%,var(--deep-space) 100%);
  border-color:rgba(201,162,75,.35);
}
.band--dark .media{border-color:rgba(201,162,75,.3)}
.aura{
  position:absolute;width:min(560px,60vw);aspect-ratio:1;border-radius:50%;
  background:conic-gradient(from 0deg,rgba(91,75,196,.55),rgba(31,182,201,.32),rgba(201,162,75,.34),rgba(91,75,196,.55));
  filter:blur(46px);opacity:.5;pointer-events:none;
  animation:auraSpin 28s linear infinite;
}
@keyframes auraSpin{to{transform:rotate(360deg)}}

/* ---------- 8. 面包屑 ---------- */
.crumbs{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.12em;color:var(--text-grey);
}
.crumbs a{color:var(--text-grey)}
.crumbs a:hover{color:var(--halo-purple)}
.crumbs li::after{content:"/";margin-left:10px;color:rgba(90,100,120,.5)}
.crumbs li:last-child::after{content:"";margin:0}
.crumbs [aria-current="page"]{color:var(--deep-space)}

/* ---------- 9. 时间线 ---------- */
.flow{position:relative;padding-left:26px}
.flow::before{
  content:"";position:absolute;left:5px;top:8px;bottom:8px;width:1px;
  background:linear-gradient(180deg,rgba(201,162,75,.75),rgba(31,182,201,.4),rgba(31,182,201,0));
}
.flow__item{position:relative;padding-bottom:28px}
.flow__item:last-child{padding-bottom:0}
.flow__item::before{
  content:"";position:absolute;left:-25px;top:9px;width:9px;height:9px;border-radius:50%;
  background:var(--moon-white);box-shadow:0 0 0 2px var(--halo-purple);
}
.band--dark .flow__item::before{background:var(--deep-space);box-shadow:0 0 0 2px var(--gold)}
.flow__meta{font-family:var(--font-mono);font-size:12px;letter-spacing:.14em;color:var(--text-grey)}
.flow__title{margin-top:4px;font-size:16px;font-weight:500}

/* ---------- 10. 标签与状态点 ---------- */
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 13px;border:1px solid var(--stroke);border-radius:var(--radius-pill);
  background:#fff;font-size:12px;font-weight:500;color:var(--text-grey);
  transition:border-color .22s var(--ease),color .22s var(--ease),background-color .22s var(--ease);
}
.tag:hover{border-color:var(--halo-purple);color:var(--halo-purple)}
.tag[aria-pressed="true"],.tag.is-active{border-color:var(--halo-purple);color:var(--halo-purple);background:rgba(91,75,196,.08)}
.dot{display:inline-block;flex:0 0 auto;width:8px;height:8px;border-radius:50%;background:var(--text-grey)}
.dot--ok{background:var(--ok)}
.dot--gold{background:var(--gold)}
.dot--warn{background:var(--warn)}
.dot--pulse{box-shadow:0 0 0 0 rgba(31,157,107,.5);animation:dotPulse 2.6s ease-out infinite}
@keyframes dotPulse{
  0%{box-shadow:0 0 0 0 rgba(31,157,107,.45)}
  70%{box-shadow:0 0 0 10px rgba(31,157,107,0)}
  100%{box-shadow:0 0 0 0 rgba(31,157,107,0)}
}

/* ---------- 11. 可展开内容组 ---------- */
.acc{border:1px solid var(--stroke);border-radius:var(--radius-lg);background:#fff;overflow:hidden}
.acc__item+.acc__item{border-top:1px solid var(--stroke)}
.acc__btn{
  display:flex;align-items:center;gap:14px;width:100%;
  padding:20px 24px;text-align:left;font-size:16px;font-weight:500;color:var(--deep-space);
  transition:background-color .22s var(--ease),color .22s var(--ease);
}
.acc__btn:hover{background:var(--moon-grey)}
.acc__idx{font-family:var(--font-mono);font-size:12px;letter-spacing:.16em;color:var(--text-grey)}
.acc__title{flex:1 1 auto}
.acc__mark{
  flex:0 0 auto;width:20px;height:20px;border-radius:50%;
  border:1px solid var(--stroke);position:relative;
  transition:border-color .22s var(--ease),background-color .22s var(--ease);
}
.acc__mark::before,.acc__mark::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--text-grey);
  transform:translate(-50%,-50%);transition:opacity .22s var(--ease),background-color .22s var(--ease);
}
.acc__mark::before{width:9px;height:1px}
.acc__mark::after{width:1px;height:9px}
.acc__item.is-open .acc__mark{border-color:var(--gold);background:rgba(201,162,75,.12)}
.acc__item.is-open .acc__mark::after{opacity:0}
.acc__item.is-open .acc__mark::before{background:var(--gold)}
.acc__panel{padding:0 24px 22px 62px;color:var(--text-grey);font-weight:400}
@media (max-width:720px){
  .acc__btn{padding:16px 18px;font-size:15px}
  .acc__panel{padding:0 18px 18px 18px}
}

/* ---------- 12. 顶部命令栏 ---------- */
.cmdbar{
  position:sticky;top:0;z-index:60;
  background:
    radial-gradient(620px 140px at 10% 0%,rgba(91,75,196,.38),transparent 72%),
    linear-gradient(180deg,#0E1B33,#0A1322);
  color:var(--moon-white);
  border-bottom:1px solid rgba(201,162,75,.22);
}
.cmdbar__inner{
  position:relative;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:20px;
  max-width:var(--shell);margin:0 auto;padding:0 24px;height:76px;
  transition:height .24s var(--ease);
}
.cmdbar[data-condensed] .cmdbar__inner{height:56px}
.cmdbar[data-condensed] .brand__meta{display:none}

.skip-link{
  position:absolute;left:16px;top:-72px;z-index:200;
  padding:12px 20px;border-radius:var(--radius-md);
  background:var(--gold);color:var(--deep-space);font-size:14px;font-weight:500;
  transition:top .22s var(--ease);
}
.skip-link:focus{top:12px}

.brand{display:inline-flex;align-items:center;gap:12px;min-width:0}
.brand__moon{
  position:relative;flex:0 0 auto;width:30px;height:30px;border-radius:50%;
  background:conic-gradient(from 210deg,#C9A24B 0deg,#F6F7FB 92deg,#5B4BC4 200deg,#1FB6C9 292deg,#C9A24B 360deg);
  box-shadow:0 0 0 1px rgba(246,247,251,.22),0 0 22px rgba(91,75,196,.55);
}
.brand__moon::after{
  content:"";position:absolute;inset:7px 7px 7px 11px;border-radius:50%;
  background:#0E1B33;opacity:.94;
}
.brand__text{display:flex;flex-direction:column;line-height:1.15;min-width:0}
.brand__name{font-size:15px;font-weight:500;letter-spacing:.02em;white-space:nowrap;color:var(--moon-white)}
.brand__meta{
  font-family:var(--font-mono);font-size:10px;font-weight:400;letter-spacing:.2em;
  text-transform:uppercase;color:rgba(246,247,251,.5);white-space:nowrap;
}

.cmdnav__list{display:flex;align-items:center;justify-content:center;gap:2px}
.cmdnav__link{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 11px;border-radius:var(--radius-md);
  font-size:14px;color:rgba(246,247,251,.7);
  transition:color .22s var(--ease),background-color .22s var(--ease),box-shadow .22s var(--ease);
}
.cmdnav__idx{font-family:var(--font-mono);font-size:11px;font-weight:400;letter-spacing:.16em;color:rgba(246,247,251,.42)}
.cmdnav__label{white-space:nowrap}
.cmdnav__link:hover{color:var(--moon-white);background:rgba(31,182,201,.16)}
.cmdnav__link:hover .cmdnav__idx{color:var(--star-cyan)}
.cmdnav__link[aria-current="page"]{
  color:var(--moon-white);background:rgba(91,75,196,.3);
  box-shadow:inset 0 0 0 1px rgba(201,162,75,.45);
}
.cmdnav__link[aria-current="page"] .cmdnav__idx{color:var(--gold)}
.cmdnav__link[aria-current="page"]::after{
  content:"";width:5px;height:5px;border-radius:50%;
  background:var(--gold);box-shadow:0 0 10px rgba(201,162,75,.95);
}

.cmdbar__actions{display:flex;align-items:center;gap:12px;justify-self:end}
.cmdbar__note{
  display:inline-flex;align-items:center;gap:7px;padding:8px 4px;
  font-size:13px;color:rgba(246,247,251,.66);
  transition:color .22s var(--ease);
}
.cmdbar__note:hover{color:var(--moon-white)}
.cmdbar__dot{
  width:6px;height:6px;border-radius:50%;
  background:var(--star-cyan);box-shadow:0 0 8px var(--star-cyan);
}

.navtoggle{
  display:none;align-items:center;gap:9px;
  padding:9px 14px;border:1px solid rgba(246,247,251,.26);border-radius:var(--radius-pill);
  font-size:13px;color:var(--moon-white);
  transition:border-color .22s var(--ease),color .22s var(--ease);
}
.navtoggle:hover{border-color:rgba(201,162,75,.7);color:var(--gold)}
.navtoggle__bars{position:relative;width:16px;height:2px;border-radius:2px;background:currentColor}
.navtoggle__bars::before,.navtoggle__bars::after{
  content:"";position:absolute;left:0;width:16px;height:2px;border-radius:2px;background:currentColor;
  transition:transform .22s var(--ease),top .22s var(--ease);
}
.navtoggle__bars::before{top:-5px}
.navtoggle__bars::after{top:5px}
.cmdbar[data-open] .navtoggle__bars{background:transparent}
.cmdbar[data-open] .navtoggle__bars::before{top:0;transform:rotate(45deg)}
.cmdbar[data-open] .navtoggle__bars::after{top:0;transform:rotate(-45deg)}

.cmdbar__progress{
  position:absolute;left:0;bottom:-1px;height:2px;width:0;
  background:linear-gradient(90deg,var(--star-cyan),var(--halo-purple),var(--gold));
  box-shadow:0 0 12px rgba(31,182,201,.6);
}

@media (max-width:1080px){
  .cmdbar__inner{grid-template-columns:1fr auto;height:64px;padding:0 16px;gap:12px}
  .cmdbar[data-condensed] .cmdbar__inner{height:56px}
  .navtoggle{display:inline-flex}
  .cmdbar__note{display:none}
  .cmdnav{
    position:absolute;left:0;right:0;top:100%;display:none;
    background:linear-gradient(180deg,#16264A,#101E3A);
    border-bottom:1px solid rgba(201,162,75,.3);
    box-shadow:0 26px 44px -32px rgba(10,19,34,.95);
  }
  .cmdbar[data-open] .cmdnav{display:block}
  .cmdnav__list{
    justify-content:flex-start;gap:6px;
    padding:12px 16px;overflow-x:auto;scrollbar-width:thin;-webkit-overflow-scrolling:touch;
  }
  .cmdnav__link{padding:9px 14px;background:rgba(246,247,251,.06);border-radius:var(--radius-pill)}
}
@media (max-width:480px){
  .brand__meta{display:none}
  .brand__name{font-size:14px}
}

/* ---------- 13. 页脚 ---------- */
.sitefoot{
  position:relative;overflow:hidden;
  background:linear-gradient(180deg,#101E3A,#0E1B33 62%,#0A1322);
  color:rgba(246,247,251,.78);
  border-top:1px solid rgba(201,162,75,.2);
}
.sitefoot::before{
  content:"";position:absolute;right:-140px;top:-180px;width:520px;height:520px;border-radius:50%;
  background:
    radial-gradient(circle at 34% 32%,rgba(91,75,196,.5),transparent 62%),
    radial-gradient(circle at 70% 72%,rgba(31,182,201,.24),transparent 60%);
  pointer-events:none;
}
.sitefoot__inner{
  position:relative;display:grid;grid-template-columns:1.2fr 1fr;gap:56px;
  max-width:var(--shell);margin:0 auto;padding:68px 24px 44px;
}
.sitefoot__col{min-width:0}
.sitefoot__col--brand .brand__name{color:var(--moon-white)}
.sitefoot__col--brand .brand__meta{color:rgba(246,247,251,.46)}
.sitefoot__desc{
  margin-top:20px;font-size:14px;font-weight:400;line-height:1.8;
  color:rgba(246,247,251,.66);max-width:44ch;
}
.brand--foot .brand__moon{width:26px;height:26px}
.brand--foot .brand__moon::after{inset:6px 6px 6px 10px;background:#101E3A}

.footnav{margin-top:22px}
.footlinks{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px 22px;font-size:14px}
.footlinks a{
  display:inline-flex;align-items:center;gap:8px;font-weight:400;
  color:rgba(246,247,251,.74);
  transition:color .22s var(--ease);
}
.footlinks a::before{
  content:"";width:5px;height:5px;border-radius:50%;
  background:rgba(201,162,75,.6);
}
.footlinks a:hover{color:var(--gold)}

.sitefoot__icp{margin-top:26px;font-family:var(--font-mono);font-size:12px;letter-spacing:.1em;color:rgba(246,247,251,.5)}
.sitefoot__copy{margin-top:8px;font-size:12px;font-weight:400;color:rgba(246,247,251,.44)}

.sitefoot__col--tools{border-left:1px solid rgba(211,216,230,.16);padding-left:56px}
.fsearch{
  display:flex;align-items:center;gap:12px;
  padding:14px 18px;border:1px solid rgba(201,162,75,.42);border-radius:var(--radius-md);
  background:rgba(14,27,51,.6);
  font-size:14px;color:rgba(246,247,251,.78);
  transition:border-color .24s var(--ease),background-color .24s var(--ease),color .24s var(--ease);
}
.fsearch:hover{border-color:var(--gold);background:rgba(201,162,75,.1);color:var(--moon-white)}
.fsearch__icon{font-size:16px;color:var(--star-cyan)}
.fsearch__text{flex:1 1 auto;min-width:0}
.fsearch__hint{color:var(--gold)}
.contactlist{margin-top:24px}
.contactlist__row{
  display:grid;grid-template-columns:86px 1fr;gap:14px;
  padding:9px 0;border-bottom:1px dashed rgba(211,216,230,.18);
  font-size:14px;
}
.contactlist__row:last-child{border-bottom:0}
.contactlist__key{font-weight:400;color:rgba(246,247,251,.5)}
.contactlist__val{font-weight:400;color:rgba(246,247,251,.84);word-break:break-word}
.legalinks{
  display:flex;flex-wrap:wrap;gap:20px;
  margin-top:26px;padding-top:20px;border-top:1px solid rgba(211,216,230,.16);
  font-size:13px;
}
.legalinks a{color:rgba(246,247,251,.7);transition:color .22s var(--ease)}
.legalinks a:hover{color:var(--star-cyan)}

@media (max-width:900px){
  .sitefoot__inner{grid-template-columns:1fr;gap:38px;padding:52px 18px 34px}
  .sitefoot__col--tools{border-left:0;padding-left:0;border-top:1px solid rgba(211,216,230,.16);padding-top:32px}
}
@media (max-width:420px){
  .footlinks{grid-template-columns:1fr}
  .contactlist__row{grid-template-columns:1fr;gap:2px}
}

/* ---------- 14. 滚动显现 ---------- */
html.has-js [data-reveal]{
  opacity:0;transform:translateY(16px);
  transition:opacity .55s var(--ease),transform .55s var(--ease);
}
html.has-js [data-reveal].is-in{opacity:1;transform:none}

/* ---------- 15. 动效降级 ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.001ms!important;
    animation-iteration-count:1!important;
    transition-duration:.001ms!important;
  }
  html.has-js [data-reveal]{opacity:1;transform:none;transition:none}
  .card:hover,.btn--solid:hover{transform:none}
  .aura{animation:none;opacity:.32}
}