/* ============================================================
   永兴集团指南 · /assets/site.css
   框架式导航 + 左侧刻度尺 + 路线带视觉系统
   ============================================================ */

/* ---------- 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,figure,blockquote,dl,dd,table{margin:0;padding:0}
ul,ol{list-style:none}
img,svg,video{display:block;max-width:100%}
button,input,select,textarea{font:inherit;color:inherit;background:none;border:0}
a{color:inherit;text-decoration:none}
table{border-collapse:collapse}

/* ---------- 2. Tokens ---------- */
:root{
  --ink-900:#061A2B;
  --ink-800:#0E3350;
  --teal-700:#125C86;
  --teal-600:#1E86B8;
  --teal-400:#5FB8D8;
  --mist:#C9E6F2;
  --paper:#F4FAFD;
  --accent:#FF6A1A;
  --accent-soft:#FF8A47;
  --live:#B7F24A;
  --text:#0B1F2A;
  --text-2:#4A6373;
  --line:rgba(18,92,134,.16);
  --line-2:rgba(18,92,134,.34);
  --hairline:rgba(95,184,216,.22);
  --r-sm:14px;
  --r-md:24px;
  --r-lg:34px;
  --pill:999px;
  --sh-1:0 1px 2px rgba(6,26,43,.05),0 10px 28px -16px rgba(6,26,43,.30);
  --sh-2:0 30px 60px -34px rgba(6,26,43,.62);
  --topbar:68px;
  --rail:72px;
  --wrap:1240px;
  --pad:clamp(16px,3vw,34px);
  --font-sans:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --font-mono:"IBM Plex Mono","JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,"Courier New",monospace;
}

/* ---------- 3. Base ---------- */
body{
  display:flex;
  flex-direction:column;
  min-height:100vh;
  background:var(--paper);
  color:var(--text);
  font-family:var(--font-sans);
  font-size:16.5px;
  line-height:1.75;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
main{flex:1 0 auto;display:block}
#main-content{display:block}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px;border-radius:6px}
::selection{background:var(--teal-600);color:#fff}

.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;
}
.skip-link{
  position:absolute;left:16px;top:-64px;z-index:90;
  padding:10px 18px;border-radius:var(--pill);
  background:var(--accent);color:#fff;font-size:14px;font-weight:700;
  transition:top .2s ease;
}
.skip-link:focus{top:12px}

/* ---------- 4. Header frame ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:linear-gradient(180deg,#061A2B 0%,#082135 100%);
  border-bottom:1px solid var(--hairline);
  color:#DCEEF8;
}
.frame-top{
  position:relative;
  display:flex;align-items:center;
  gap:clamp(10px,1.6vw,26px);
  min-height:var(--topbar);
  padding:0 var(--pad);
}

/* 品牌 */
.brand{display:inline-flex;align-items:center;gap:12px;flex:none}
.brand__mark{
  position:relative;width:38px;height:38px;flex:none;overflow:hidden;
  border-radius:12px;
  background:linear-gradient(140deg,#125C86,#0E3350);
  box-shadow:inset 0 0 0 1px rgba(95,184,216,.45);
}
.brand__mark::before{
  content:"";position:absolute;left:6px;top:20px;width:27px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--teal-400),var(--live));
  transform:rotate(-30deg);transform-origin:left center;
}
.brand__mark::after{
  content:"";position:absolute;right:9px;top:9px;width:7px;height:7px;border-radius:50%;
  background:var(--accent);box-shadow:0 0 0 3px rgba(255,106,26,.22);
}
.brand__text{display:flex;flex-direction:column;line-height:1.15}
.brand__name{font-size:16.5px;font-weight:900;letter-spacing:.01em;color:#F4FAFD}
.brand__tag{font-size:10.5px;font-weight:600;letter-spacing:.16em;color:var(--teal-400)}

/* 导航 */
.frame-nav{display:flex;align-items:center;gap:2px;margin-left:auto}
.nav-list{display:flex;align-items:center;gap:2px}
.nav-link{
  position:relative;display:inline-flex;align-items:center;gap:8px;
  padding:10px 14px;border-radius:var(--pill);
  color:#C6E0EE;font-size:14.5px;font-weight:600;letter-spacing:.02em;
  white-space:nowrap;
  transition:color .2s ease,background .2s ease;
}
.nav-link::before{
  content:"";width:6px;height:6px;border-radius:50%;flex:none;
  background:currentColor;opacity:.35;transition:background .2s ease,opacity .2s ease,box-shadow .2s ease;
}
.nav-link:hover{color:#fff;background:rgba(30,134,184,.22)}
.nav-link[aria-current="page"]{color:#fff;background:rgba(30,134,184,.32)}
.nav-link[aria-current="page"]::before{
  background:var(--live);opacity:1;box-shadow:0 0 0 3px rgba(183,242,74,.18);
}
.nav-meta{display:none}

/* 右侧动作区 */
.frame-side{display:inline-flex;align-items:center;gap:12px;flex:none}
.frame-hours{font-family:var(--font-mono);font-size:11.5px;letter-spacing:.06em;color:#7FAFC7;white-space:nowrap}

.status-chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 13px;border-radius:var(--pill);
  background:rgba(6,26,43,.65);
  border:1px solid rgba(183,242,74,.34);
  color:#E2F5C8;font-size:11.5px;font-weight:600;letter-spacing:.1em;white-space:nowrap;
}
.status-chip__dot{
  width:7px;height:7px;border-radius:50%;flex:none;
  background:var(--live);box-shadow:0 0 0 3px rgba(183,242,74,.18);
  animation:chipPulse 2.6s ease-in-out infinite;
}
@keyframes chipPulse{0%,100%{opacity:1}50%{opacity:.35}}

/* 汉堡 */
.nav-toggle{
  display:none;flex:none;
  width:44px;height:44px;border-radius:14px;
  place-items:center;
  background:rgba(30,134,184,.18);
  border:1px solid rgba(95,184,216,.36);
  cursor:pointer;
  transition:background .2s ease,border-color .2s ease;
}
.nav-toggle:hover{background:rgba(30,134,184,.32)}
.nav-toggle__bars{display:grid;gap:4px}
.nav-toggle__bars > span{
  display:block;width:18px;height:2px;border-radius:2px;background:#DCEFF8;
  transition:transform .24s ease,opacity .2s ease;
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars > span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars > span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars > span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* 滚动进度 */
.frame-progress{
  position:absolute;left:0;bottom:-1px;height:2px;width:100%;
  background:linear-gradient(90deg,var(--teal-600),var(--live));
  transform:scaleX(0);transform-origin:left center;
  will-change:transform;
}

/* ---------- 5. Left rail ---------- */
.rail{display:none}
@media (min-width:1100px){
  .rail{
    display:flex;flex-direction:column;align-items:center;gap:16px;
    position:fixed;left:0;top:0;bottom:0;width:var(--rail);z-index:55;
    padding:calc(var(--topbar) + 22px) 0 22px;
    background:linear-gradient(180deg,#061A2B 0%,#0E3350 55%,#061A2B 100%);
    border-right:1px solid var(--hairline);
  }
  body{padding-left:var(--rail)}
}
.rail__cap,.rail__foot{
  font-family:var(--font-mono);font-size:10px;font-weight:600;letter-spacing:.22em;
  color:var(--teal-400);writing-mode:vertical-rl;flex:none;
}
.rail__foot{color:#4E7E97}
.rail__track{position:relative;flex:1 1 auto;width:100%;min-height:120px}
.rail__ticks{
  position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(180deg,rgba(95,184,216,.32) 0 1px,transparent 1px 13px);
  mask-image:linear-gradient(180deg,transparent,#000 12%,#000 88%,transparent);
}
.rail__nodes{
  position:absolute;inset:0;
  display:flex;flex-direction:column;align-items:center;justify-content:space-around;
}
.rail__node{
  position:relative;display:grid;place-items:center;
  width:28px;height:28px;border-radius:50%;cursor:pointer;
}
.rail__node::before{
  content:"";width:9px;height:9px;border-radius:50%;
  background:rgba(95,184,216,.5);
  box-shadow:0 0 0 4px rgba(6,26,43,.92);
  transition:background .2s ease,transform .2s ease;
}
.rail__node::after{
  content:attr(data-label);
  position:absolute;left:calc(100% + 4px);top:50%;transform:translateY(-50%);
  padding:5px 10px;border-radius:var(--pill);
  background:var(--ink-800);border:1px solid var(--hairline);
  color:#DCEEF8;font-size:11.5px;font-weight:600;letter-spacing:.06em;white-space:nowrap;
  opacity:0;pointer-events:none;transition:opacity .18s ease;
}
.rail__node:hover::after,.rail__node:focus-visible::after{opacity:1}
.rail__node:hover::before{background:var(--teal-400)}
.rail__node[aria-current="true"]::before{background:var(--live);transform:scale(1.25)}

/* ---------- 6. Layout ---------- */
.wrap{width:calc(100% - 2 * var(--pad));max-width:var(--wrap);margin-inline:auto}
.panel{padding:clamp(20px,3vw,32px);border-radius:var(--r-md)}
.divider{height:1px;background:var(--line);border:0;margin:0}
.eyebrow{
  font-family:var(--font-mono);font-size:12px;font-weight:600;
  letter-spacing:.18em;color:var(--teal-600);
}
.label{
  display:inline-block;font-size:12px;font-weight:600;
  letter-spacing:.14em;color:var(--text-2);
}
.section-head{
  display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;
  gap:18px;padding-bottom:14px;margin-bottom:26px;
  border-bottom:2px solid var(--line-2);
}
.section-head__key{
  display:block;margin-bottom:6px;
  font-family:var(--font-mono);font-size:12px;font-weight:600;
  letter-spacing:.18em;color:var(--teal-600);
}
.section-head__title{
  font-size:clamp(1.45rem,3vw,2.15rem);font-weight:900;
  letter-spacing:-.02em;line-height:1.2;
}
.section-head__note{font-size:14px;color:var(--text-2);max-width:44ch}
[data-section]{scroll-margin-top:calc(var(--topbar) + 18px)}

/* ---------- 7. Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:var(--pill);
  font-size:15px;font-weight:700;letter-spacing:.02em;line-height:1.2;
  border:1px solid transparent;cursor:pointer;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn--accent{
  background:var(--accent);color:#fff;
  box-shadow:0 14px 28px -16px rgba(255,106,26,.95);
}
.btn--accent:hover{background:var(--accent-soft);transform:translateY(-1px)}
.btn--primary{background:var(--teal-600);color:#fff}
.btn--primary:hover{background:var(--teal-700)}
.btn--ghost{background:transparent;color:var(--teal-700);border-color:var(--line-2)}
.btn--ghost:hover{background:var(--mist)}
.btn--sm{padding:9px 17px;font-size:13.5px}
.btn--block{width:100%}

/* ---------- 8. Tags & chips ---------- */
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--pill);
  background:var(--mist);color:var(--teal-700);
  font-size:12px;font-weight:600;letter-spacing:.06em;
}
.tag--line{background:transparent;border:1px solid var(--line-2)}
.tag--live{background:rgba(183,242,74,.2);border:1px solid rgba(120,180,20,.5);color:#33550A}
.pill-list{display:flex;flex-wrap:wrap;gap:8px}

/* ---------- 9. Cards & grid ---------- */
.grid{display:grid;gap:20px}
.grid--2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid--3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid--4{grid-template-columns:repeat(4,minmax(0,1fr))}
.grid--auto{grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}

.card{
  position:relative;
  background:var(--paper);border:1px solid var(--line);border-radius:var(--r-md);
  padding:clamp(18px,2.4vw,26px);
  box-shadow:var(--sh-1);
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.card:hover{transform:translateY(-3px);border-color:var(--line-2);box-shadow:var(--sh-2)}
.card--wide{grid-column:span 2}
.card--flat{box-shadow:none;background:#fff}
.card--dark{
  background:linear-gradient(150deg,#0E3350,#061A2B);
  border-color:rgba(95,184,216,.26);color:#D6EAF5;
}
.card--dark .card__title,.card--dark h3{color:#F4FAFD}
.card__title{font-size:1.05rem;font-weight:800;letter-spacing:-.01em;line-height:1.4}
.card__meta{font-size:13px;color:var(--text-2)}
.card--dark .card__meta{color:#8FBBD0}
.card__top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px}
[data-filtered-out]{display:none !important}

/* ---------- 10. Numbers ---------- */
.num{font-family:var(--font-mono);font-variant-numeric:tabular-nums;letter-spacing:-.01em}
.stat{display:flex;flex-direction:column;gap:2px}
.stat__value{
  font-family:var(--font-mono);font-variant-numeric:tabular-nums;
  font-size:clamp(2.2rem,5.5vw,4.5rem);font-weight:700;
  line-height:1;letter-spacing:-.03em;color:var(--ink-800);
}
.stat__unit{font-size:12.5px;font-weight:600;letter-spacing:.12em;color:var(--text-2)}
.card--dark .stat__value{color:#F4FAFD}

/* ---------- 11. Fold ---------- */
.fold{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;transition:border-color .2s ease;
}
.fold + .fold{margin-top:14px}
.fold[data-open]{border-color:var(--line-2)}
.fold__head{
  display:flex;align-items:center;gap:16px;width:100%;
  padding:17px clamp(16px,2.4vw,24px);
  text-align:left;cursor:pointer;
}
.fold__head:hover{background:rgba(201,230,242,.35)}
.fold__index{
  flex:none;font-family:var(--font-mono);font-size:12px;font-weight:600;
  letter-spacing:.1em;color:var(--teal-600);
}
.fold__title{flex:1;font-size:16.5px;font-weight:800;color:var(--text);letter-spacing:-.01em}
.fold__meta{flex:none;font-size:12.5px;color:var(--text-2)}
.fold__sign{position:relative;width:20px;height:20px;flex:none}
.fold__sign::before,.fold__sign::after{
  content:"";position:absolute;background:var(--teal-600);border-radius:2px;
}
.fold__sign::before{left:2px;right:2px;top:9px;height:2px}
.fold__sign::after{top:2px;bottom:2px;left:9px;width:2px;transition:transform .26s ease}
.fold[data-open] .fold__sign::after{transform:scaleY(0)}
.fold__panel{display:grid;grid-template-rows:0fr;transition:grid-template-rows .32s ease}
.fold[data-open] .fold__panel{grid-template-rows:1fr}
.fold__panel > div{overflow:hidden}
.fold__body{padding:2px clamp(16px,2.4vw,24px) 22px;color:#243B48;font-size:15.5px;line-height:1.8}
.fold__body > * + *{margin-top:.85em}

/* ---------- 12. Table ---------- */
.table-wrap{
  overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-md);background:#fff;
}
table.data{width:100%;min-width:560px;font-size:14.5px}
table.data th,table.data td{
  padding:12px 16px;text-align:left;border-bottom:1px solid var(--line);
  vertical-align:top;
}
table.data thead th{
  background:var(--ink-800);color:#DDEEF7;
  font-size:12px;font-weight:600;letter-spacing:.12em;white-space:nowrap;
}
table.data tbody tr:nth-child(even){background:var(--mist)}
table.data tbody tr:last-child td{border-bottom:0}
table.data td .num{color:var(--teal-700);font-weight:600}

/* ---------- 13. Breadcrumb ---------- */
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  padding:20px 0 0;font-size:13px;color:var(--text-2);
}
.breadcrumb__item{display:inline-flex;align-items:center;gap:8px}
.breadcrumb__item + .breadcrumb__item::before{content:"/";color:var(--teal-400)}
.breadcrumb__item a{color:var(--teal-600);font-weight:600}
.breadcrumb__item a:hover{text-decoration:underline}
.breadcrumb__item[aria-current="page"]{color:var(--text)}

/* ---------- 14. Prose ---------- */
.prose{max-width:74ch;font-size:16.5px;line-height:1.78;color:#233844}
.prose > * + *{margin-top:1.05em}
.prose h2{font-size:1.35rem;font-weight:900;letter-spacing:-.015em;margin-top:1.7em;color:var(--text)}
.prose h3{font-size:1.1rem;font-weight:800;margin-top:1.5em;color:var(--text)}
.prose a{color:var(--teal-600);font-weight:600;text-decoration:underline;text-underline-offset:3px}
.prose ul,.prose ol{padding-left:1.25em}
.prose ul li{list-style:none;position:relative;padding-left:16px;margin-top:.5em}
.prose ul li::before{
  content:"";position:absolute;left:0;top:.72em;width:6px;height:6px;border-radius:50%;
  background:var(--teal-400);
}
.prose ol{counter-reset:pc}
.prose ol li{list-style:none;counter-increment:pc;position:relative;padding-left:26px;margin-top:.5em}
.prose ol li::before{
  content:counter(pc,decimal-leading-zero);
  position:absolute;left:0;top:0;font-family:var(--font-mono);font-size:12px;
  color:var(--teal-600);font-weight:600;
}
.prose strong{font-weight:800;color:var(--text)}

/* ---------- 15. Media ---------- */
.media{
  position:relative;overflow:hidden;border-radius:var(--r-md);
  background:linear-gradient(150deg,#0E3350,#125C86 60%,#1E86B8);
}
.media > img{width:100%;height:100%;object-fit:cover;display:block}
.media--21x9{aspect-ratio:21/9}
.media--16x9{aspect-ratio:16/9}
.media--4x3{aspect-ratio:4/3}
.media--1x1{aspect-ratio:1/1}
.media--3x4{aspect-ratio:3/4}
.media__frame{
  position:absolute;inset:10px;border-radius:calc(var(--r-md) - 8px);
  border:1px solid rgba(183,242,74,.4);pointer-events:none;
}
.media__caption{
  position:absolute;left:0;right:0;bottom:0;
  padding:30px 18px 14px;
  font-size:12.5px;font-weight:600;letter-spacing:.06em;color:#E3F2FA;
  background:linear-gradient(transparent,rgba(6,26,43,.88));
}

/* ---------- 16. Footer ---------- */
.site-footer{
  margin-top:clamp(56px,8vw,96px);
  background:linear-gradient(180deg,#061A2B,#040F19);
  color:#B9D5E3;
  border-top:1px solid var(--hairline);
}
.footer-route{
  display:flex;align-items:center;
  padding:22px 0;
  overflow-x:auto;
  border-bottom:1px solid rgba(95,184,216,.16);
  scrollbar-width:thin;
}
.station{
  display:inline-flex;align-items:center;gap:9px;flex:none;
  padding:8px 2px;
  color:#9CC4D9;font-size:13.5px;font-weight:600;letter-spacing:.04em;
  transition:color .2s ease;
}
.station__dot{
  width:11px;height:11px;border-radius:50%;flex:none;
  border:2px solid var(--teal-400);background:var(--ink-900);
  transition:background .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.station:hover{color:#fff}
.station:hover .station__dot{background:var(--live);border-color:var(--live)}
.station[aria-current="page"]{color:#fff}
.station[aria-current="page"] .station__dot{
  background:var(--accent);border-color:var(--accent);
  box-shadow:0 0 0 4px rgba(255,106,26,.22);
}
.station__link{
  display:block;flex:1 1 34px;min-width:22px;height:2px;
  background:linear-gradient(90deg,rgba(95,184,216,.55),rgba(95,184,216,.16));
}

.footer-main{
  display:grid;grid-template-columns:minmax(260px,1.05fr) 2fr;
  gap:clamp(28px,4vw,64px);
  padding:clamp(32px,4.5vw,52px) 0 clamp(26px,3.5vw,40px);
}
.footer-brand{display:flex;flex-direction:column;gap:16px}
.brand--footer .brand__name{font-size:16px}
.footer-brand__text{font-size:14px;line-height:1.75;color:#8FB6CA;max-width:38ch}
.footer-contact{display:flex;flex-direction:column;gap:8px;font-size:13.5px}
.footer-contact li{display:flex;gap:10px;align-items:flex-start}
.footer-contact__k{
  flex:none;width:44px;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;
  color:var(--teal-400);padding-top:3px;
}
.footer-contact__v{color:#CFE4EF;word-break:break-word}

.footer-cols{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}
.footer-col__title{
  margin-bottom:14px;font-size:12px;font-weight:600;letter-spacing:.16em;
  color:var(--live);
}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{
  display:inline-block;font-size:14.5px;color:#B4D2E1;
  transition:color .2s ease,transform .2s ease;
}
.footer-links a:hover{color:#fff;transform:translateX(3px)}

.footer-base{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 26px;
  padding:18px 0 26px;
  border-top:1px solid rgba(95,184,216,.16);
  font-size:12.5px;color:#7FA6BA;
}
.footer-base__legal{font-family:var(--font-mono);letter-spacing:.06em}
.footer-base__copy{margin-left:auto;font-family:var(--font-mono);letter-spacing:.06em}

/* ---------- 17. Responsive ---------- */
@media (max-width:1180px){
  .frame-hours{display:none}
}
@media (max-width:979px){
  :root{--topbar:60px}
  .frame-side .status-chip{display:none}
  .nav-toggle{display:inline-grid}
  .frame-nav{
    position:absolute;left:0;right:0;top:100%;
    display:none;flex-direction:column;align-items:stretch;gap:0;
    margin-left:0;
    padding:12px var(--pad) 22px;
    max-height:min(76vh,560px);overflow-y:auto;
    background:linear-gradient(180deg,#0E3350,#061A2B);
    border-top:1px solid var(--hairline);
    border-bottom:1px solid var(--hairline);
    box-shadow:0 34px 60px -30px rgba(0,0,0,.75);
  }
  .frame-nav[data-open]{display:flex;animation:navDrop .26s ease both}
  @keyframes navDrop{from{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:none}}
  .nav-list{flex-direction:column;align-items:stretch;gap:2px}
  .nav-link{
    border-radius:var(--r-sm);
    padding:14px 12px;
    border-bottom:1px solid rgba(95,184,216,.12);
    font-size:15.5px;
  }
  .nav-list li:last-child .nav-link{border-bottom:0}
  .nav-meta{
    display:flex;flex-direction:column;gap:14px;align-items:flex-start;
    margin-top:16px;padding-top:18px;
    border-top:1px solid rgba(95,184,216,.2);
  }
  .nav-meta__hours{font-family:var(--font-mono);font-size:11.5px;letter-spacing:.08em;color:#7FAFC7}
  .footer-main{grid-template-columns:1fr}
  .footer-cols{grid-template-columns:repeat(2,minmax(0,1fr))}
  .grid--3,.grid--4{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:760px){
  body{font-size:16px}
  .frame-side .btn{display:none}
  .brand__tag{display:none}
  .footer-base__copy{margin-left:0}
}
@media (max-width:640px){
  .grid--2,.grid--3,.grid--4,.grid--auto{grid-template-columns:minmax(0,1fr)}
  .card--wide{grid-column:span 1}
  .footer-cols{grid-template-columns:minmax(0,1fr)}
  .footer-contact__k{width:40px}
  .fold__meta{display:none}
}

/* ---------- 18. Reduced motion ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  .card:hover{transform:none}
  .footer-links a:hover{transform:none}
}