*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:96px}
body{margin:0}
img,svg,video,picture{display:block;max-width:100%;height:auto}
button,input,select,textarea{font:inherit;color:inherit}
button{background:none;border:0;padding:0;cursor:pointer}
a{color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,h5,p,dl,dd,figure{margin:0}

:root{
  --ink-900:#04121F;
  --ink-800:#08243A;
  --ink-700:#0E3450;
  --orange-500:#FF6B1A;
  --orange-300:#FFA76B;
  --mint-400:#1FE0A6;
  --paper-100:#F2E9D8;
  --fog-050:#EAF1F7;
  --steel-400:#7C9CB4;
  --alert-500:#E4473C;
  --edge-1:rgba(124,156,180,.34);
  --edge-2:rgba(242,233,216,.22);
  --focus-ring:#1FE0A6;
  --font-head:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  --font-body:var(--font-head);
  --font-mono:"JetBrains Mono","SFMono-Regular",ui-monospace,Menlo,Consolas,"Liberation Mono",monospace;
  --shell:1280px;
  --gutter:clamp(16px,4vw,48px);
  --dur:200ms;
  --dur-fast:160ms;
  --ease:cubic-bezier(.32,.72,.28,1);
  --radius-card:14px;
  --radius-pill:999px;
  --shadow-sheet:4px 6px 0 rgba(2,9,16,.55);
}

body{
  font-family:var(--font-body);
  font-size:16px;
  font-weight:400;
  line-height:1.75;
  color:var(--fog-050);
  background-color:var(--ink-900);
  background-image:
    radial-gradient(120% 68% at 90% -10%,rgba(31,224,166,.13),transparent 62%),
    radial-gradient(90% 58% at 4% 2%,rgba(255,107,26,.11),transparent 58%),
    linear-gradient(180deg,#04121F 0%,#061A2B 56%,#04121F 100%);
  min-height:100vh;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
h1,h2,h3,h4{font-family:var(--font-head);font-weight:900;letter-spacing:-.02em;line-height:1.12;color:#fff}
h1{font-size:clamp(34px,5vw,64px);line-height:1.05}
h2{font-size:clamp(26px,3.2vw,40px)}
h3{font-size:clamp(20px,2.2vw,26px);line-height:1.2}
h4{font-size:18px;font-weight:700;line-height:1.3}
p{color:#CFDDE8}
::selection{background:var(--orange-500);color:#231004}
a:focus-visible,button:focus-visible,summary:focus-visible,[tabindex]:focus-visible{
  outline:3px solid var(--focus-ring);
  outline-offset:3px;
}

/* ============ 通用版式 ============ */
.u-shell{width:100%;max-width:var(--shell);margin-inline:auto;padding-inline:var(--gutter)}
.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}
.grid-12{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:clamp(16px,2vw,28px)}
.grid-12 > .span-4{grid-column:span 4}
.grid-12 > .span-5{grid-column:span 5}
.grid-12 > .span-6{grid-column:span 6}
.grid-12 > .span-7{grid-column:span 7}
.grid-12 > .span-8{grid-column:span 8}
.grid-12 > .span-12{grid-column:span 12}
.rule{height:1px;border:0;margin:clamp(24px,4vw,40px) 0;background:linear-gradient(90deg,rgba(255,107,26,.65),rgba(31,224,166,.5),rgba(124,156,180,.12))}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-mono);font-size:12px;font-weight:600;letter-spacing:.22em;text-transform:uppercase;color:var(--mint-400)}
.eyebrow::before{content:"";width:22px;height:2px;background:currentColor}
.mono{font-family:var(--font-mono);font-weight:600;letter-spacing:.02em}
.num{font-family:var(--font-mono);font-weight:600;font-size:1.15em;letter-spacing:-.02em;color:var(--mint-400);font-variant-numeric:tabular-nums}

.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin:0 0 18px;font-size:13px;color:var(--steel-400)}
.crumbs a{color:var(--steel-400);text-decoration:none;border-bottom:1px dotted rgba(124,156,180,.55)}
.crumbs a:hover{color:var(--mint-400);border-color:var(--mint-400)}
.crumbs__sep{opacity:.6}
.crumbs [aria-current="page"]{color:var(--fog-050)}

.prose{max-width:68ch;font-size:16px;line-height:1.8;color:#CBDCE8}
.prose p{margin:0 0 1em}
.prose h2{margin:1.6em 0 .6em;font-size:clamp(24px,2.6vw,32px)}
.prose h3{margin:1.4em 0 .5em;font-size:20px}
.prose ul,.prose ol{padding-left:1.3em;margin:0 0 1em}
.prose ul{list-style:disc}
.prose ol{list-style:decimal}
.prose li{margin:.35em 0}
.prose a{color:var(--mint-400);text-decoration:none;border-bottom:1px solid rgba(31,224,166,.4)}
.prose a:hover{border-color:var(--mint-400)}
.prose strong{color:#fff;font-weight:700}
.prose code{font-family:var(--font-mono);font-size:.92em;background:rgba(14,52,80,.85);padding:2px 6px;border-radius:4px;color:var(--mint-400)}
.prose blockquote{margin:1.4em 0;padding:12px 18px;border-left:3px solid var(--orange-500);background:rgba(14,52,80,.5);color:#CFDDE8}

.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 20px;border-radius:var(--radius-pill);border:1px solid transparent;font-size:15px;font-weight:700;text-decoration:none;cursor:pointer;transition:transform var(--dur-fast) var(--ease),background var(--dur-fast) var(--ease),border-color var(--dur-fast) var(--ease),color var(--dur-fast) var(--ease)}
.btn--orange{background:linear-gradient(120deg,var(--orange-500),var(--orange-300));color:#231004;box-shadow:0 3px 0 rgba(4,18,31,.65)}
.btn--orange:hover{transform:translateY(-2px);background:linear-gradient(120deg,#FF7F38,var(--orange-300))}
.btn--ghost{background:transparent;color:var(--fog-050);border-color:rgba(124,156,180,.55)}
.btn--ghost:hover{color:var(--mint-400);border-color:var(--mint-400);transform:translateY(-2px)}
.btn--paper{background:var(--paper-100);color:var(--ink-900);border-color:rgba(4,18,31,.45);box-shadow:3px 3px 0 rgba(4,18,31,.6)}
.btn--paper:hover{transform:translateY(-2px);background:#FFF9EE}
.btn--sm{padding:8px 14px;font-size:13px}

.chip-row{display:flex;flex-wrap:wrap;gap:8px}
.chip{display:inline-flex;align-items:center;gap:6px;padding:7px 14px;border:1px solid var(--edge-1);border-radius:var(--radius-pill);background:rgba(14,52,80,.55);color:#C6D7E4;font-size:13px;font-weight:500;text-decoration:none;cursor:pointer;transition:color var(--dur-fast) var(--ease),border-color var(--dur-fast) var(--ease),background var(--dur-fast) var(--ease),transform var(--dur-fast) var(--ease)}
.chip:hover{color:#fff;border-color:var(--orange-300);transform:translateY(-1px)}
.chip[aria-pressed="true"],.chip.is-active{color:var(--mint-400);border-color:rgba(31,224,166,.6);background:rgba(31,224,166,.14)}

.tag-paper{position:relative;display:inline-flex;align-items:center;padding:5px 12px 5px 20px;font-family:var(--font-mono);font-size:12px;font-weight:600;letter-spacing:.04em;color:var(--ink-900);background:var(--paper-100);border:1px solid rgba(4,18,31,.5);border-radius:3px;box-shadow:2px 2px 0 rgba(4,18,31,.6);transform:rotate(-1.5deg);transition:transform var(--dur-fast) var(--ease)}
.tag-paper::before{content:"";position:absolute;left:6px;top:50%;width:5px;height:5px;margin-top:-2.5px;border-radius:50%;background:var(--ink-900);opacity:.7}
.tag-paper:hover{transform:rotate(0)}
.tag-paper--mint{background:var(--mint-400)}
.tag-paper--dark{background:transparent;color:var(--paper-100);border-color:rgba(242,233,216,.5);box-shadow:none}
.tag-paper--dark::before{background:var(--paper-100)}

.stamp{display:inline-grid;place-items:center;width:30px;height:30px;font-family:var(--font-mono);font-size:13px;font-weight:600;color:#231004;background:var(--orange-500);border:1px solid rgba(4,18,31,.5);border-radius:4px;transform:rotate(-2deg);box-shadow:2px 2px 0 rgba(4,18,31,.6)}

.sheet{position:relative;padding:clamp(16px,2.4vw,26px);border:1px solid var(--edge-1);border-radius:var(--radius-card);background:linear-gradient(160deg,rgba(14,52,80,.94),rgba(8,36,58,.96));box-shadow:var(--shadow-sheet);transition:transform var(--dur) var(--ease),border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease)}
.sheet:hover{transform:translateY(-4px);border-color:rgba(255,167,107,.6);box-shadow:5px 10px 0 rgba(2,9,16,.6)}
.sheet--paper{background:var(--paper-100);color:var(--ink-900);border-color:rgba(4,18,31,.4)}
.sheet--paper h2,.sheet--paper h3,.sheet--paper h4{color:var(--ink-900)}
.sheet--paper p{color:#233647}

.note-rail{padding-left:14px;border-left:2px solid rgba(255,107,26,.6);font-size:14px;line-height:1.7;color:var(--steel-400)}
.note-rail__key{display:block;margin-bottom:4px;font-family:var(--font-mono);font-size:12px;letter-spacing:.14em;color:var(--paper-100)}

.media-frame{position:relative;display:block;overflow:hidden;border:1px solid var(--edge-1);border-radius:12px;background-color:var(--ink-700);background-image:linear-gradient(140deg,#0E3450 0%,#08243A 52%,#04121F 100%);box-shadow:var(--shadow-sheet);isolation:isolate}
.media-frame > img,.media-frame > picture > img,.media-frame__img{display:block;width:100%;height:100%;object-fit:cover}
.media-frame::before{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;background:linear-gradient(200deg,rgba(31,224,166,.16),transparent 52%),linear-gradient(0deg,rgba(4,18,31,.55),transparent 46%)}
.media-frame::after{content:"";position:absolute;left:0;right:0;bottom:0;height:3px;z-index:2;background:repeating-linear-gradient(90deg,var(--orange-500) 0 18px,var(--mint-400) 18px 26px,transparent 26px 44px);opacity:.65}
.media-frame--16x9{aspect-ratio:16/9}
.media-frame--4x3{aspect-ratio:4/3}
.media-frame--1x1{aspect-ratio:1/1}
.media-frame--tall{aspect-ratio:3/4}
.media-frame--diagonal{clip-path:polygon(0 0,100% 0,100% 93%,0 100%)}
.media-frame__cap{position:absolute;left:12px;bottom:12px;z-index:3;display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:3px;font-family:var(--font-mono);font-size:11px;letter-spacing:.04em;color:var(--ink-900);background:var(--paper-100);border:1px solid rgba(4,18,31,.45)}

/* ============ 头部 ============ */
.skip-link{position:fixed;top:8px;left:50%;z-index:200;padding:10px 18px;font-size:14px;font-weight:700;color:var(--ink-900);background:var(--mint-400);border-radius:var(--radius-pill);text-decoration:none;box-shadow:0 10px 26px -14px #000;transform:translate(-50%,-160%);transition:transform var(--dur) var(--ease)}
.skip-link:focus,.skip-link:focus-visible{transform:translate(-50%,0)}

.site-head{position:sticky;top:10px;z-index:90;padding:10px var(--gutter) 0;font-family:var(--font-head)}
.head-capsule{position:relative;display:flex;align-items:center;gap:12px;max-width:var(--shell);margin-inline:auto;padding:9px 12px;border:1px solid var(--edge-1);border-radius:var(--radius-pill);background:linear-gradient(115deg,rgba(8,36,58,.95),rgba(4,18,31,.93) 58%,rgba(8,36,58,.94));box-shadow:0 22px 48px -30px rgba(0,0,0,.95),inset 0 1px 0 rgba(234,241,247,.08);transition:padding var(--dur) var(--ease),border-color var(--dur) var(--ease),background var(--dur) var(--ease),border-radius var(--dur) var(--ease)}
.site-head[data-scrolled] .head-capsule{padding:5px 10px;border-color:rgba(255,167,107,.42);background:linear-gradient(115deg,rgba(4,18,31,.98),rgba(8,36,58,.96))}

.brand-lockup{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;text-decoration:none;color:var(--fog-050);border-radius:10px}
.brand-lockup__mark{display:grid;place-items:center;width:34px;height:34px;font-family:var(--font-mono);font-size:13px;font-weight:600;letter-spacing:-.04em;color:#231004;background:linear-gradient(150deg,var(--orange-300),var(--orange-500));border:1px solid rgba(4,18,31,.55);border-radius:9px;box-shadow:2px 2px 0 rgba(4,18,31,.75);transform:rotate(-3deg);transition:transform var(--dur-fast) var(--ease),box-shadow var(--dur-fast) var(--ease)}
.brand-lockup:hover .brand-lockup__mark{transform:rotate(0);box-shadow:3px 3px 0 rgba(4,18,31,.85)}
.brand-lockup__text{display:flex;flex-direction:column;line-height:1.1}
.brand-lockup__name{font-size:17px;font-weight:900;letter-spacing:-.01em;color:#fff;white-space:nowrap}
.brand-lockup__sub{display:block;max-height:14px;overflow:hidden;font-family:var(--font-mono);font-size:10px;font-weight:600;letter-spacing:.2em;color:var(--steel-400);transition:opacity var(--dur) var(--ease),max-height var(--dur) var(--ease)}
.site-head[data-scrolled] .brand-lockup__sub{opacity:0;max-height:0}

.cert-tag{position:relative;display:inline-flex;align-items:center;flex:0 0 auto;padding:4px 10px 4px 17px;font-family:var(--font-mono);font-size:11px;font-weight:600;letter-spacing:.04em;white-space:nowrap;color:var(--ink-800);background:var(--paper-100);border:1px solid rgba(4,18,31,.45);border-radius:3px;box-shadow:2px 2px 0 rgba(4,18,31,.55);transform:rotate(-1.5deg);transition:transform var(--dur-fast) var(--ease),padding var(--dur) var(--ease),font-size var(--dur) var(--ease)}
.cert-tag::before{content:"";position:absolute;left:5px;top:50%;width:5px;height:5px;margin-top:-2.5px;border-radius:50%;background:var(--ink-900);opacity:.7}
.cert-tag:hover{transform:rotate(0)}
.site-head[data-scrolled] .cert-tag{padding:2px 8px 2px 15px;font-size:10px}

.nav-toggle{display:none;align-items:center;gap:8px;margin-left:auto;padding:7px 12px 7px 10px;border:1px solid var(--edge-1);border-radius:var(--radius-pill);background:rgba(14,52,80,.6);color:var(--fog-050);transition:border-color var(--dur-fast) var(--ease),background var(--dur-fast) var(--ease)}
.nav-toggle:hover{border-color:var(--orange-300)}
.nav-toggle__bars{position:relative;display:block;width:16px;height:2px;background:var(--fog-050);border-radius:2px;transition:background var(--dur-fast) var(--ease)}
.nav-toggle__bars::before,.nav-toggle__bars::after{content:"";position:absolute;left:0;width:16px;height:2px;background:var(--fog-050);border-radius:2px;transition:transform var(--dur-fast) var(--ease),top var(--dur-fast) var(--ease),background var(--dur-fast) var(--ease)}
.nav-toggle__bars::before{top:-5px}
.nav-toggle__bars::after{top:5px}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars{background:transparent}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::before{top:0;background:var(--mint-400);transform:rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::after{top:0;background:var(--mint-400);transform:rotate(-45deg)}
.nav-toggle__label{font-size:13px;font-weight:600;letter-spacing:.04em}

.head-nav{margin-inline:auto;min-width:0}
.head-nav__list{display:flex;align-items:center;gap:2px}
.nav-link{display:inline-flex;align-items:center;padding:7px 11px;font-size:14px;font-weight:500;letter-spacing:.01em;white-space:nowrap;color:#C3D5E3;text-decoration:none;border:1px solid transparent;border-radius:var(--radius-pill);transition:color var(--dur-fast) var(--ease),background var(--dur-fast) var(--ease),border-color var(--dur-fast) var(--ease)}
.nav-link:hover{color:#fff;background:rgba(255,107,26,.16);border-color:rgba(255,167,107,.42)}
.nav-link[aria-current="page"]{color:#04121F;background:var(--paper-100);border-color:rgba(242,233,216,.9);font-weight:700}

.head-gate{display:flex;align-items:center;gap:6px;flex:0 0 auto}
.gate-slot{display:inline-flex;align-items:center;gap:7px;padding:7px 13px;text-decoration:none;border:1px solid var(--edge-1);border-radius:var(--radius-pill);background:rgba(14,52,80,.55);transition:transform var(--dur-fast) var(--ease),border-color var(--dur-fast) var(--ease),background var(--dur-fast) var(--ease),padding var(--dur) var(--ease)}
.gate-slot__kicker{font-family:var(--font-mono);font-size:10px;font-weight:600;letter-spacing:.06em;color:var(--steel-400)}
.gate-slot__label{font-size:13px;font-weight:600;white-space:nowrap;color:var(--fog-050)}
.gate-slot:hover{transform:translateY(-2px)}
.gate-slot--orange{background:linear-gradient(120deg,var(--orange-500),var(--orange-300));border-color:rgba(255,167,107,.9);box-shadow:0 4px 0 -1px rgba(4,18,31,.7)}
.gate-slot--orange .gate-slot__kicker{color:rgba(35,16,4,.62)}
.gate-slot--orange .gate-slot__label{color:#231004;font-weight:700}
.gate-slot--orange:hover{background:linear-gradient(120deg,var(--orange-300),#FFC79E)}
.gate-slot--mint{border-color:rgba(31,224,166,.5);background:rgba(31,224,166,.1)}
.gate-slot--mint .gate-slot__kicker{color:rgba(31,224,166,.72)}
.gate-slot--mint .gate-slot__label{color:var(--mint-400)}
.gate-slot--mint:hover{background:rgba(31,224,166,.18);border-color:var(--mint-400)}
.site-head[data-scrolled] .gate-slot{padding:5px 11px}

.head-progress{position:absolute;left:16px;right:16px;bottom:3px;height:2px;border-radius:2px;background:rgba(124,156,180,.18);overflow:hidden;pointer-events:none}
.head-progress__bar{display:block;width:0;height:100%;border-radius:2px;background:linear-gradient(90deg,var(--orange-500),var(--mint-400));transition:width 120ms linear}

/* ============ 页脚 ============ */
.site-foot{position:relative;margin-top:clamp(48px,7vw,96px);padding:clamp(36px,5vw,56px) 0 24px;background:linear-gradient(180deg,#04121F,#030D17);border-top:1px solid var(--edge-2);color:#B9CCDA;font-size:15px}
.site-foot::before{content:"";position:absolute;top:-1px;left:0;right:0;height:3px;background:repeating-linear-gradient(90deg,var(--orange-500) 0 22px,var(--mint-400) 22px 30px,transparent 30px 52px);opacity:.7}
.foot-shell{max-width:var(--shell);margin-inline:auto;padding-inline:var(--gutter)}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:clamp(20px,3vw,40px);align-items:start}
.foot-brand__name{font-family:var(--font-head);font-size:22px;font-weight:900;letter-spacing:-.01em;color:#fff}
.foot-brand__copy{margin-top:10px;max-width:34ch;font-size:14px;line-height:1.8;color:#9FB6C7}
.foot-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.foot-tag{position:relative;display:inline-flex;align-items:center;padding:4px 10px 4px 18px;font-family:var(--font-mono);font-size:11px;font-weight:600;letter-spacing:.04em;color:var(--ink-900);background:var(--paper-100);border:1px solid rgba(4,18,31,.5);border-radius:3px;box-shadow:2px 2px 0 rgba(0,0,0,.45);transform:rotate(-1.5deg);transition:transform var(--dur-fast) var(--ease)}
.foot-tag::before{content:"";position:absolute;left:5px;top:50%;width:5px;height:5px;margin-top:-2.5px;border-radius:50%;background:var(--ink-900);opacity:.7}
.foot-tag:nth-child(2){transform:rotate(1.2deg)}
.foot-tag:nth-child(3){transform:rotate(-.8deg)}
.foot-tag:hover{transform:rotate(0)}
.foot-col__title{margin-bottom:14px;font-family:var(--font-mono);font-size:11px;font-weight:600;letter-spacing:.2em;text-transform:uppercase;color:var(--orange-300)}
.foot-links{display:flex;flex-direction:column;gap:2px}
.foot-link{display:inline-flex;align-items:center;gap:8px;padding:6px 0;font-size:14px;color:#B9CCDA;text-decoration:none;border-bottom:1px solid transparent;transition:color var(--dur-fast) var(--ease),transform var(--dur-fast) var(--ease)}
.foot-link::before{content:"";width:0;height:1px;background:var(--mint-400);transition:width var(--dur-fast) var(--ease)}
.foot-link:hover{color:#fff;transform:translateX(2px)}
.foot-link:hover::before{width:12px}
.foot-dl{display:flex;flex-direction:column;gap:12px}
.foot-dl__item{display:flex;flex-direction:column;gap:2px}
.foot-dl__key{font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;color:var(--steel-400)}
.foot-dl__val{font-size:14px;line-height:1.6;color:#D6E3EE;word-break:break-word}
.foot-dl__val--mono{font-family:var(--font-mono);font-size:13px;letter-spacing:.02em}
.foot-base{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px 24px;margin-top:clamp(28px,4vw,44px);padding-top:18px;border-top:1px solid rgba(124,156,180,.22);font-size:13px;color:#8AA3B6}
.foot-copy{margin:0;color:#8AA3B6}
.foot-legal{display:flex;flex-wrap:wrap;align-items:center;gap:6px 16px;margin:0}
.foot-legal__link{color:#8AA3B6;text-decoration:none;padding-bottom:1px;border-bottom:1px dotted rgba(138,163,182,.45);transition:color var(--dur-fast) var(--ease),border-color var(--dur-fast) var(--ease)}
a.foot-legal__link:hover{color:var(--mint-400);border-color:var(--mint-400)}
span.foot-legal__link{border-bottom:0;font-family:var(--font-mono);letter-spacing:.02em}

@keyframes drawerIn{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}

/* ============ 响应式 ============ */
@media (max-width:1080px){
  .nav-toggle{display:inline-flex}
  .head-capsule{flex-wrap:wrap;gap:8px;border-radius:26px;padding:9px 10px}
  .site-head[data-scrolled] .head-capsule{padding:7px 10px;border-radius:22px}
  .head-nav{order:5;flex:1 0 100%;display:none;margin:2px 0 0;padding:8px;border-top:1px solid var(--edge-1);border-radius:16px;background:rgba(8,36,58,.6)}
  .head-nav[data-open]{display:block;animation:drawerIn var(--dur) var(--ease)}
  .head-nav__list{flex-direction:column;align-items:stretch;gap:4px}
  .nav-link{padding:11px 14px;border-radius:12px;font-size:15px}
  .head-gate{order:6;flex:1 0 100%;display:none;padding:8px 0 2px;gap:8px}
  .head-gate[data-open]{display:flex;animation:drawerIn var(--dur) var(--ease)}
  .gate-slot{flex:1 1 0;justify-content:center;padding:11px 12px;border-radius:12px}
  .site-head[data-scrolled] .gate-slot{padding:11px 12px}
  .head-progress{display:none}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:960px){
  .grid-12{grid-template-columns:repeat(6,minmax(0,1fr))}
  .grid-12 > [class*="span-"]{grid-column:span 6}
}
@media (max-width:640px){
  .brand-lockup__sub{display:none}
  .cert-tag{padding:3px 8px 3px 15px;font-size:10px}
  .head-gate[data-open]{flex-direction:column}
  .gate-slot{width:100%}
  .foot-grid{grid-template-columns:1fr}
  .foot-base{flex-direction:column;align-items:flex-start}
  .btn{width:100%;justify-content:center}
}

@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}
}