/* 亚盈 · 全站共享样式 /assets/site.css */

/* ---------- 1. Reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body,h1,h2,h3,h4,h5,p,figure,blockquote,dl,dd,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
img,svg,video{display:block;max-width:100%;height:auto}
button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer}
a{color:inherit}
table{border-collapse:collapse}

/* ---------- 2. Tokens ---------- */
:root{
  --sy-teal-900:#0E3A47;
  --sy-teal-700:#17566A;
  --sy-slate-500:#5A6B70;
  --sy-green:#7E9C88;
  --sy-green-100:#DCE7DE;
  --sy-clay:#C4622D;
  --sy-clay-200:#E8A87C;
  --sy-paper:#F7F4EE;
  --sy-card:#FCFAF5;
  --sy-mist:#E4E9EA;
  --sy-ink:#1B2226;

  --sy-font-serif:"Noto Serif SC","Source Han Serif SC","Songti SC","SimSun",Georgia,serif;
  --sy-font-sans:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;

  --sy-wrap:1200px;
  --sy-gutter:clamp(18px,4vw,40px);
  --sy-header-h:76px;
  --sy-radius:14px;
  --sy-radius-lg:26px;
  --sy-ease:cubic-bezier(.25,.6,.25,1);
  --sy-ring:0 0 0 3px rgba(196,98,45,.5);
}

/* ---------- 3. Base typography ---------- */
body{
  background:var(--sy-paper);
  color:var(--sy-ink);
  font-family:var(--sy-font-sans);
  font-size:17px;
  line-height:1.8;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
h1,h2,h3,h4,h5{
  font-family:var(--sy-font-serif);
  font-weight:600;
  line-height:1.32;
  letter-spacing:.01em;
  color:var(--sy-teal-900);
}
h1{font-size:clamp(30px,4.4vw,56px)}
h2{font-size:clamp(24px,2.8vw,38px)}
h3{font-size:clamp(20px,2vw,25px)}
p{max-width:66ch}
strong{font-weight:600;color:var(--sy-teal-900)}

:where(a,button,summary,[tabindex]):focus-visible{
  outline:3px solid rgba(196,98,45,.6);
  outline-offset:3px;
  border-radius:8px;
}
.sy-skip{
  position:fixed;
  top:-120px;left:14px;
  z-index:200;
  padding:12px 20px;
  border-radius:999px;
  background:var(--sy-paper);
  color:var(--sy-teal-900);
  font-size:15px;
  letter-spacing:.04em;
  text-decoration:none;
  box-shadow:0 12px 28px -16px rgba(14,58,71,.7);
  transition:top .18s var(--sy-ease);
}
.sy-skip:focus{top:12px}

/* ---------- 4. Layout helpers ---------- */
.sy-wrap{
  width:100%;
  max-width:var(--sy-wrap);
  margin-inline:auto;
  padding-inline:var(--sy-gutter);
}
.sy-section{padding-block:clamp(44px,7vw,96px)}
.sy-section__head{display:grid;gap:12px;max-width:64ch;margin-bottom:clamp(24px,3.6vw,44px)}
.sy-eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-size:13px;letter-spacing:.16em;
  color:var(--sy-slate-500);
  font-family:var(--sy-font-sans);
  font-weight:500;
}
.sy-eyebrow::before{content:"";width:26px;height:2px;background:var(--sy-clay);flex:none}
.sy-lede{
  font-size:clamp(16.5px,1.6vw,19px);
  line-height:1.85;
  color:var(--sy-slate-500);
  max-width:56ch;
}
.sy-rule{border:0;border-top:1px solid var(--sy-mist);width:100%}
.sy-grid{
  display:grid;
  gap:clamp(16px,2.4vw,32px);
  grid-template-columns:repeat(auto-fit,minmax(min(100%,240px),1fr));
}

/* ---------- 5. Buttons ---------- */
.sy-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:10px 20px;
  border:1px solid transparent;border-radius:999px;
  font-family:var(--sy-font-sans);font-size:16px;line-height:1.2;
  letter-spacing:.02em;text-decoration:none;white-space:nowrap;
  transition:background-color .16s var(--sy-ease),color .16s var(--sy-ease),border-color .16s var(--sy-ease),transform .16s var(--sy-ease);
}
.sy-btn--solid{background:var(--sy-clay);border-color:var(--sy-clay);color:#FFF;font-weight:600}
.sy-btn--solid:hover{background:#A94F22;border-color:#A94F22}
.sy-btn--solid:active{transform:translateY(1px)}
.sy-btn--ghost{background:transparent;border-color:rgba(247,244,238,.42);color:var(--sy-paper)}
.sy-btn--ghost:hover{border-color:var(--sy-green);background:rgba(126,156,136,.18)}
.sy-btn--quiet{background:transparent;border-color:var(--sy-mist);color:var(--sy-teal-900)}
.sy-btn--quiet:hover{border-color:var(--sy-green);background:var(--sy-green-100)}

/* ---------- 6. Header ---------- */
.sy-header{
  position:sticky;top:0;z-index:60;
  background:radial-gradient(140% 180% at 8% -40%,#17566A 0%,#0E3A47 62%);
  color:var(--sy-paper);
  border-bottom:1px solid rgba(247,244,238,.16);
}
.sy-header__inner{
  position:relative;
  max-width:var(--sy-wrap);
  margin-inline:auto;
  padding:12px var(--sy-gutter);
  min-height:var(--sy-header-h);
  display:grid;
  grid-template-columns:auto minmax(0,1fr) auto;
  align-items:center;
  column-gap:clamp(16px,2.6vw,40px);
  transition:min-height .2s var(--sy-ease),padding .2s var(--sy-ease);
}
.sy-header[data-condensed] .sy-header__inner{min-height:56px;padding-block:6px}
.sy-header[data-condensed] .sy-brand__tag{display:none}

.sy-brand{
  display:inline-flex;align-items:center;gap:11px;
  text-decoration:none;color:var(--sy-paper);
  padding:4px 2px;border-radius:10px;
}
.sy-brand__mark{
  display:grid;place-items:center;
  width:36px;height:36px;flex:none;
  border:1px solid rgba(247,244,238,.5);
  border-radius:11px;
  font-family:var(--sy-font-serif);font-size:18px;line-height:1;
  color:var(--sy-paper);
  background:rgba(126,156,136,.16);
}
.sy-brand__text{display:block}
.sy-brand__name{
  display:block;
  font-family:var(--sy-font-serif);
  font-size:20px;line-height:1.15;letter-spacing:.08em;
  color:var(--sy-paper);
}
.sy-brand__tag{
  display:block;margin-top:2px;
  font-size:11.5px;line-height:1.4;letter-spacing:.12em;
  color:rgba(247,244,238,.62);
}

.sy-nav__list{display:flex;align-items:center;gap:2px;flex-wrap:wrap}
.sy-nav__item{flex:0 0 auto}
.sy-nav__link{
  position:relative;
  display:inline-flex;align-items:center;
  min-height:42px;padding:0 10px;
  border-radius:9px;
  font-size:14.5px;letter-spacing:.02em;
  color:rgba(247,244,238,.76);
  text-decoration:none;
  transition:color .16s var(--sy-ease),background-color .16s var(--sy-ease);
}
.sy-nav__link::after{
  content:"";position:absolute;left:10px;right:10px;bottom:6px;height:2px;
  background:var(--sy-clay);border-radius:2px;
  transform:scaleX(0);transform-origin:left center;
  transition:transform .2s var(--sy-ease),background-color .2s var(--sy-ease);
}
.sy-nav__link:hover{color:var(--sy-paper);background:rgba(247,244,238,.07)}
.sy-nav__link:hover::after{background:var(--sy-green);transform:scaleX(.62)}
.sy-nav__link[aria-current="page"]{color:var(--sy-paper);font-weight:600}
.sy-nav__link[aria-current="page"]::after{background:var(--sy-clay);transform:scaleX(1)}

.sy-header__actions{display:flex;align-items:center;gap:8px;flex-wrap:nowrap}

.sy-navtoggle{
  display:none;align-items:center;gap:8px;
  min-height:48px;padding:8px 14px;
  border:1px solid rgba(247,244,238,.38);border-radius:999px;
  color:var(--sy-paper);
  font-size:14px;letter-spacing:.08em;
  transition:border-color .16s var(--sy-ease),background-color .16s var(--sy-ease);
}
.sy-navtoggle:hover{border-color:var(--sy-green);background:rgba(126,156,136,.18)}
.sy-navtoggle__bars{position:relative;display:block;width:16px;height:2px;background:currentColor;border-radius:2px}
.sy-navtoggle__bars::before,
.sy-navtoggle__bars::after{
  content:"";position:absolute;left:0;width:16px;height:2px;background:currentColor;border-radius:2px;
  transition:transform .18s var(--sy-ease),opacity .18s var(--sy-ease);
}
.sy-navtoggle__bars::before{top:-5px}
.sy-navtoggle__bars::after{top:5px}
.sy-header[data-open] .sy-navtoggle__bars{background:transparent}
.sy-header[data-open] .sy-navtoggle__bars::before{transform:translateY(5px) rotate(45deg)}
.sy-header[data-open] .sy-navtoggle__bars::after{transform:translateY(-5px) rotate(-45deg)}
.sy-navtoggle__label{line-height:1}

.sy-progress{
  position:absolute;left:0;right:0;bottom:-1px;height:2px;
  background:rgba(247,244,238,.14);
  overflow:hidden;
}
.sy-progress__bar{
  display:block;height:100%;width:100%;
  background:linear-gradient(90deg,var(--sy-green) 0%,var(--sy-clay-200) 100%);
  transform:scaleX(0);transform-origin:left center;
}

/* ---------- 7. Footer ---------- */
.sy-footer{
  margin-top:clamp(56px,9vw,120px);
  background:radial-gradient(120% 90% at 10% 0%,#17566A 0%,#0E3A47 58%);
  color:rgba(247,244,238,.82);
}
.sy-footer__top{
  max-width:var(--sy-wrap);
  margin-inline:auto;
  padding:clamp(44px,7vw,84px) var(--sy-gutter) clamp(26px,4vw,40px);
  display:flex;flex-wrap:wrap;
  align-items:flex-end;justify-content:space-between;
  gap:24px 40px;
  border-bottom:1px solid rgba(247,244,238,.16);
}
.sy-footer__brand{max-width:34ch}
.sy-footer__name{
  font-family:var(--sy-font-serif);
  font-size:15px;letter-spacing:.22em;
  color:var(--sy-clay-200);
}
.sy-footer__claim{
  margin-top:12px;
  font-family:var(--sy-font-serif);
  font-size:clamp(23px,3.2vw,36px);line-height:1.36;
  color:var(--sy-paper);
  max-width:22ch;
}
.sy-footer__grid{
  max-width:var(--sy-wrap);
  margin-inline:auto;
  padding:clamp(30px,4.4vw,56px) var(--sy-gutter) clamp(36px,5vw,60px);
  display:grid;
  grid-template-columns:1.05fr .95fr 1.4fr;
  gap:clamp(22px,4vw,48px);
}
.sy-footer__col{min-width:0}
.sy-footer__col + .sy-footer__col{
  padding-left:clamp(16px,2.6vw,34px);
  border-left:1px solid rgba(247,244,238,.14);
}
.sy-footer__title{
  font-family:var(--sy-font-sans);
  font-size:13px;font-weight:600;line-height:1.4;
  letter-spacing:.18em;
  color:var(--sy-clay-200);
  margin-bottom:14px;
}
.sy-footer__list{display:grid;gap:2px}
.sy-footer__list--plain{gap:10px}
.sy-footer__link{
  display:inline-block;
  padding:5px 0;
  font-size:15px;line-height:1.6;
  color:rgba(247,244,238,.78);
  text-decoration:none;
  border-bottom:1px solid transparent;
  transition:color .16s var(--sy-ease),border-color .16s var(--sy-ease);
}
.sy-footer__link:hover{color:var(--sy-paper);border-bottom-color:var(--sy-green)}
.sy-footer__meta{
  font-size:15px;line-height:1.7;
  color:rgba(247,244,238,.8);
  overflow-wrap:anywhere;
}
.sy-footer__note{
  margin-top:14px;
  font-size:13px;line-height:1.78;
  color:rgba(247,244,238,.58);
  max-width:40ch;
}
.sy-footer__legal{border-top:1px solid rgba(247,244,238,.14)}
.sy-footer__legal-inner{
  max-width:var(--sy-wrap);
  margin-inline:auto;
  padding:18px var(--sy-gutter) 26px;
  display:flex;flex-wrap:wrap;
  align-items:center;justify-content:space-between;
  gap:12px 24px;
}
.sy-footer__copyright{
  font-size:13px;line-height:1.8;letter-spacing:.03em;
  color:rgba(247,244,238,.6);
  max-width:none;
}
.sy-footer__legal-link{
  color:rgba(247,244,238,.8);
  text-decoration:none;
  border-bottom:1px solid rgba(126,156,136,.6);
  transition:color .16s var(--sy-ease),border-color .16s var(--sy-ease);
}
.sy-footer__legal-link:hover{color:var(--sy-paper);border-bottom-color:var(--sy-clay-200)}
.sy-totop{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:40px;padding:8px 18px;
  border:1px solid rgba(247,244,238,.3);border-radius:999px;
  font-size:13px;letter-spacing:.1em;
  color:var(--sy-paper);
  transition:border-color .16s var(--sy-ease),background-color .16s var(--sy-ease);
}
.sy-totop:hover{border-color:var(--sy-green);background:rgba(126,156,136,.2)}

/* ---------- 8. Content components ---------- */
.sy-breadcrumb{
  padding-block:22px 6px;
  font-size:14px;letter-spacing:.04em;
  color:var(--sy-slate-500);
}
.sy-breadcrumb__list{display:flex;flex-wrap:wrap;align-items:center;gap:6px 10px}
.sy-breadcrumb__item{display:inline-flex;align-items:center;gap:10px;min-width:0}
.sy-breadcrumb__item:not(:last-child)::after{content:"/";color:var(--sy-green)}
.sy-breadcrumb__item:last-child{color:var(--sy-teal-900);font-weight:500}
.sy-breadcrumb__link{
  color:var(--sy-slate-500);
  text-decoration:none;
  border-bottom:1px solid transparent;
  transition:color .16s var(--sy-ease),border-color .16s var(--sy-ease);
}
.sy-breadcrumb__link:hover{color:var(--sy-teal-700);border-bottom-color:var(--sy-clay-200)}

.sy-layout{display:grid;grid-template-columns:minmax(0,1fr);gap:clamp(26px,4vw,52px)}
.sy-layout__main,.sy-layout__aside,.sy-layout__side{min-width:0}
.sy-layout__aside{padding-top:6px}

.sy-card{
  background:var(--sy-card);
  border:1px solid var(--sy-mist);
  border-radius:var(--sy-radius);
  padding:clamp(20px,2.4vw,30px);
  transition:border-color .18s var(--sy-ease),box-shadow .18s var(--sy-ease),transform .18s var(--sy-ease);
}
.sy-card--path{
  border-color:rgba(126,156,136,.55);
  background:linear-gradient(158deg,#FFFFFF 0%,var(--sy-card) 52%,var(--sy-green-100) 100%);
}
.sy-card--path:hover{border-color:var(--sy-green);box-shadow:0 22px 44px -32px rgba(14,58,71,.6);transform:translateY(-2px)}
.sy-card__title{
  font-family:var(--sy-font-serif);
  font-size:clamp(18px,1.8vw,21px);
  line-height:1.45;
  color:var(--sy-teal-900);
  margin-bottom:8px;
}
.sy-card__text{font-size:15.5px;line-height:1.82;color:var(--sy-slate-500);max-width:none}

.sy-num{
  display:block;
  font-family:var(--sy-font-serif);
  font-size:clamp(44px,7vw,88px);
  line-height:.95;
  color:var(--sy-clay);
  font-variant-numeric:tabular-nums;
  letter-spacing:-.01em;
}
.sy-tag{
  display:inline-flex;align-items:center;
  padding:4px 11px;border-radius:999px;
  background:var(--sy-green-100);
  color:var(--sy-teal-700);
  font-size:13px;line-height:1.6;letter-spacing:.06em;
}
.sy-note{
  border-left:2px solid var(--sy-clay-200);
  padding-left:16px;
  font-size:14px;line-height:1.78;letter-spacing:.04em;
  color:var(--sy-slate-500);
  max-width:44ch;
}

.sy-figure{margin:0}
.sy-figure__frame{
  position:relative;
  overflow:hidden;
  border-radius:var(--sy-radius-lg);
  aspect-ratio:16/10;
  background:linear-gradient(155deg,var(--sy-green-100) 0%,var(--sy-mist) 58%,#EFE7DB 100%);
}
.sy-figure__frame img,
.sy-figure__frame video{width:100%;height:100%;object-fit:cover}
.sy-figure--wide .sy-figure__frame{aspect-ratio:16/9}
.sy-figure--tall .sy-figure__frame{aspect-ratio:3/4}
.sy-figure--square .sy-figure__frame{aspect-ratio:1/1}
.sy-figure__cap{
  margin-top:12px;
  font-size:14px;line-height:1.72;letter-spacing:.04em;
  color:var(--sy-slate-500);
}

.sy-table-scroll{
  overflow-x:auto;
  -webkit-overflow-scrolling:touch;
  border-radius:var(--sy-radius);
  border:1px solid var(--sy-mist);
  background:var(--sy-card);
}
.sy-table{width:100%;min-width:520px;font-size:16px}
.sy-table th,.sy-table td{
  padding:13px 18px;
  text-align:left;
  vertical-align:top;
  border-bottom:1px solid var(--sy-mist);
  line-height:1.7;
}
.sy-table thead th{
  background:var(--sy-green-100);
  color:var(--sy-teal-900);
  font-family:var(--sy-font-sans);
  font-size:14px;font-weight:600;letter-spacing:.06em;
  border-bottom:2px solid var(--sy-green);
  white-space:nowrap;
}
.sy-table tbody tr:last-child th,
.sy-table tbody tr:last-child td{border-bottom:0}
.sy-table tbody tr:nth-child(even){background:rgba(220,231,222,.42)}
.sy-table tbody tr{transition:background-color .12s linear}
.sy-table tbody tr:hover{background:rgba(232,168,124,.18)}

/* ---------- 9. Motion ---------- */
[data-reveal]{
  transition:opacity .38s var(--sy-ease),transform .38s var(--sy-ease);
  transition-delay:calc(var(--sy-reveal-i,0) * 70ms);
}
.sy-reveal-ready [data-reveal]:not(.is-in){opacity:0;transform:translateY(12px)}
[data-reveal].is-in{opacity:1;transform:none}

/* ---------- 10. Responsive ---------- */
@media (min-width:1024px){
  .sy-layout{grid-template-columns:minmax(0,7fr) minmax(0,2fr) minmax(0,3fr)}
  .sy-layout__aside{position:sticky;top:calc(56px + 26px);align-self:start}
}

@media (max-width:1023px){
  .sy-layout__aside{order:2}
  .sy-layout__side{order:3}
}

@media (max-width:900px){
  .sy-header__inner{
    grid-template-columns:minmax(0,1fr) auto;
    row-gap:10px;
    padding-block:12px;
  }
  .sy-brand{grid-column:1;grid-row:1}
  .sy-header__actions{grid-column:2;grid-row:1;justify-self:end;min-width:0}
  .sy-nav{grid-column:1 / -1;grid-row:2;min-width:0}
  .sy-nav__list{flex-wrap:nowrap;overflow-x:auto;gap:4px;padding-bottom:2px;scrollbar-width:none}
  .sy-nav__list::-webkit-scrollbar{display:none}
  .sy-nav__link{min-height:40px;padding:0 12px;font-size:15px}
  .sy-header__actions .sy-btn{min-height:44px;padding:8px 16px;font-size:15px}

  .sy-footer__grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .sy-footer__col + .sy-footer__col{padding-left:0;border-left:0}
  .sy-footer__col:last-child{grid-column:1 / -1;padding-top:22px;border-top:1px solid rgba(247,244,238,.14)}
}

@media (max-width:760px){
  body{font-size:16.5px;line-height:1.78}
  .sy-footer__top{flex-direction:column;align-items:flex-start}
  .sy-footer__top .sy-btn{width:100%;max-width:320px;min-height:48px}
}

@media (max-width:620px){
  .sy-header__inner{grid-template-columns:minmax(0,1fr) auto;row-gap:8px;padding-block:10px}
  .sy-brand__tag{display:none}
  .sy-navtoggle{display:inline-flex;grid-column:2;grid-row:1;justify-self:end}
  .sy-header__actions{
    grid-column:1 / -1;grid-row:2;
    justify-content:flex-start;
    overflow-x:auto;
    scrollbar-width:none;
    padding-bottom:2px;
  }
  .sy-header__actions::-webkit-scrollbar{display:none}
  .sy-header__actions .sy-btn{min-height:44px;flex:0 0 auto}

  .sy-nav{
    position:absolute;
    top:100%;left:0;right:0;
    padding:10px var(--sy-gutter) 20px;
    background:var(--sy-teal-900);
    border-top:1px solid rgba(247,244,238,.16);
    box-shadow:0 26px 44px -26px rgba(0,0,0,.65);
    visibility:hidden;opacity:0;
    transform:translateY(-6px);
    pointer-events:none;
    transition:opacity .18s var(--sy-ease),transform .18s var(--sy-ease),visibility .18s linear;
  }
  .sy-header[data-open] .sy-nav{
    visibility:visible;opacity:1;transform:none;pointer-events:auto;
  }
  .sy-nav__list{flex-direction:column;align-items:stretch;overflow:visible}
  .sy-nav__link{
    width:100%;min-height:50px;justify-content:flex-start;
    font-size:16.5px;padding:0 6px;
  }
  .sy-nav__link::after{left:6px;right:auto;width:22px;bottom:9px}
  .sy-nav__link:hover::after{transform:scaleX(1)}
  .sy-nav__item + .sy-nav__item .sy-nav__link{border-top:1px solid rgba(247,244,238,.1)}

  .sy-footer__grid{grid-template-columns:minmax(0,1fr);gap:26px}
  .sy-footer__col:last-child{grid-column:auto}
  .sy-footer__legal-inner{flex-direction:column;align-items:flex-start;gap:14px}
  .sy-footer__copyright{font-size:12.5px}
  .sy-totop{min-height:44px}
  .sy-figure__frame{border-radius:18px}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  [data-reveal],
  .sy-reveal-ready [data-reveal]:not(.is-in){opacity:1;transform:none;transition:none}
  .sy-progress__bar{transition:none}
}