/* ===== reset ===== */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%;scroll-behavior:smooth}
body,h1,h2,h3,h4,h5,h6,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,input,select,textarea{font:inherit;color:inherit}
table{border-collapse:collapse;width:100%}
[hidden]{display:none !important}

/* ===== tokens ===== */
:root{
  --ink:#06231B;
  --night:#071426;
  --pitch:#0E5A3A;
  --graphite:#1B2A24;
  --mist:#F2F7EC;
  --volt:#D7FF3F;
  --ember:#FF5A3C;
  --moss:#7FA88E;
  --metal:#AEB9B1;

  --line:rgba(174,185,177,.24);
  --line-soft:rgba(174,185,177,.12);
  --line-volt:rgba(215,255,63,.45);

  --rail-w:88px;
  --rail-w-open:236px;
  --header-h-mobile:64px;
  --shell-max:1240px;

  --font-display:"HarmonyOS Sans SC","Source Han Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-body:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-mono:"SF Mono","JetBrains Mono","Roboto Mono",Menlo,Consolas,"Liberation Mono",monospace;

  --dur-1:160ms;
  --dur-2:240ms;
  --dur-3:280ms;
  --ease:cubic-bezier(.22,.61,.36,1);
}

/* ===== base ===== */
body{
  margin:0;
  background:var(--ink);
  color:var(--mist);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.7;
  font-weight:400;
  letter-spacing:.01em;
  padding-left:var(--rail-w);
  transition:padding-left var(--dur-3) var(--ease);
  -webkit-font-smoothing:antialiased;
}
body[data-rail-open="true"]{padding-left:var(--rail-w-open)}
body.nav-open{overflow:hidden}

a{
  color:var(--mist);
  text-decoration-color:rgba(215,255,63,.5);
  text-underline-offset:3px;
  text-decoration-thickness:1px;
}
a:hover{text-decoration-color:var(--volt)}

h1,h2,h3,h4{font-family:var(--font-display);font-weight:400;line-height:1.2;letter-spacing:-.005em}

:focus-visible{outline:2px solid var(--volt);outline-offset:3px}

::selection{background:var(--volt);color:#06231B}

#main-content{display:block;min-height:50vh}
#main-content:focus{outline:2px solid var(--volt);outline-offset:-2px}

/* ===== utilities ===== */
.visually-hidden{
  position:absolute !important;width:1px;height:1px;padding:0;margin:-1px;
  overflow:hidden;clip-path:inset(50%);white-space:nowrap;border:0;
}
.u-container{width:100%;max-width:var(--shell-max);margin-inline:auto;padding-inline:clamp(16px,3vw,40px)}
.stack > * + *{margin-top:var(--stack,16px)}
.rule{height:1px;background:var(--line);border:0;margin:0}
.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums}
.num{
  font-family:var(--font-mono);font-weight:700;font-variant-numeric:tabular-nums;
  letter-spacing:-.02em;line-height:1;
}
.display-title{
  font-family:var(--font-display);font-weight:300;
  font-size:clamp(38px,7vw,96px);line-height:1.02;letter-spacing:-.025em;margin:0;
}
.section-title{
  font-family:var(--font-display);font-weight:350;
  font-size:clamp(22px,3.2vw,38px);line-height:1.15;letter-spacing:-.015em;margin:0;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.18em;
  color:var(--moss);text-transform:uppercase;
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--volt);flex:0 0 auto}

.bento-grid{
  display:grid;
  grid-template-columns:repeat(12,minmax(0,1fr));
  gap:clamp(12px,1.6vw,20px);
}

/* ===== skip link ===== */
.skip-link{
  position:fixed;top:10px;left:10px;z-index:300;
  transform:translateY(-240%);
  background:var(--volt);color:#06231B;
  padding:11px 18px;font-size:13px;font-weight:600;letter-spacing:.04em;
  text-decoration:none;border:1px solid var(--volt);
  transition:transform var(--dur-1) var(--ease);
}
.skip-link:focus{transform:translateY(0)}

/* ===== header / side rail ===== */
.site-header{
  position:fixed;inset:0 auto 0 0;
  width:var(--rail-w);
  z-index:120;
  display:flex;flex-direction:column;
  overflow:hidden;
  color:var(--mist);
  font-size:13px;
  background:
    linear-gradient(180deg,#071426 0%,#06231B 52%,#041710 100%);
  border-right:1px solid var(--line);
  transition:width var(--dur-3) var(--ease);
}
.site-header[data-expanded="true"]{width:var(--rail-w-open)}
.site-header::before{
  content:"";position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,var(--volt),rgba(215,255,63,0) 78%);
  opacity:.85;pointer-events:none;z-index:3;
}
.header-rail{
  position:relative;
  display:flex;flex-direction:column;
  height:100%;min-height:0;width:100%;
}

/* brand */
.brand{
  position:relative;
  flex:0 0 auto;
  display:flex;align-items:center;justify-content:center;gap:12px;
  padding:20px 12px;min-height:86px;
  text-decoration:none;color:var(--mist);
  border-bottom:1px solid var(--line-soft);
}
.site-header[data-expanded="true"] .brand{justify-content:flex-start;padding:18px 16px}
.brand-mark{
  position:relative;flex:0 0 auto;
  width:46px;height:46px;
  display:grid;place-items:center;
  font-family:var(--font-mono);font-size:13px;font-weight:700;letter-spacing:.06em;
  color:var(--volt);
  border:1px solid var(--line-volt);
  background:linear-gradient(135deg,rgba(215,255,63,.14),transparent 62%),var(--night);
  transition:border-color var(--dur-1) var(--ease),color var(--dur-1) var(--ease);
}
.brand-mark::after{
  content:"";position:absolute;right:3px;bottom:3px;width:6px;height:6px;background:var(--ember);
}
.brand:hover .brand-mark{border-color:var(--volt);color:#fff}
.brand-text{display:flex;flex-direction:column;gap:3px;min-width:0}
.brand-name{font-family:var(--font-display);font-size:16px;font-weight:500;letter-spacing:.05em;line-height:1.2}
.brand-tag{font-family:var(--font-mono);font-size:10px;letter-spacing:.14em;color:var(--moss);line-height:1.3}

/* rail expand toggle */
.rail-toggle{
  flex:0 0 auto;
  display:flex;align-items:center;justify-content:center;gap:9px;
  margin:12px auto 8px;padding:9px 6px;
  width:calc(100% - 24px);
  background:transparent;border:1px solid var(--line);
  color:var(--metal);cursor:pointer;
  font-family:var(--font-mono);font-size:10.5px;letter-spacing:.14em;
  transition:border-color var(--dur-1) var(--ease),color var(--dur-1) var(--ease),background-color var(--dur-1) var(--ease);
}
.rail-toggle:hover{border-color:var(--line-volt);color:var(--volt);background:rgba(215,255,63,.06)}
.rail-toggle-icon{position:relative;display:block;width:14px;height:14px;flex:0 0 auto}
.rail-toggle-icon::before,
.rail-toggle-icon::after{
  content:"";position:absolute;left:0;width:100%;height:1px;background:currentColor;
  transition:transform var(--dur-2) var(--ease);
}
.rail-toggle-icon::before{top:4px}
.rail-toggle-icon::after{bottom:4px}
.rail-toggle[aria-expanded="true"] .rail-toggle-icon::before{transform:translateY(3px)}
.rail-toggle[aria-expanded="true"] .rail-toggle-icon::after{transform:translateY(-3px)}
.rail-toggle-label{white-space:nowrap}

/* nav */
.site-nav{
  flex:1 1 auto;min-height:0;
  display:flex;flex-direction:column;
  overflow-y:auto;overflow-x:hidden;
  padding:6px 0 4px;
  scrollbar-width:thin;
  scrollbar-color:rgba(174,185,177,.35) transparent;
}
.site-nav::-webkit-scrollbar{width:3px}
.site-nav::-webkit-scrollbar-thumb{background:rgba(174,185,177,.35)}
.nav-list{display:flex;flex-direction:column;gap:2px;padding:0 0 4px}
.nav-item{position:relative}
.nav-link{
  position:relative;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:7px;
  min-height:54px;padding:8px 6px;
  color:var(--moss);text-decoration:none;
  font-size:12px;letter-spacing:.06em;white-space:nowrap;
  border-left:2px solid transparent;
  transition:color var(--dur-1) var(--ease),background-color var(--dur-1) var(--ease),border-color var(--dur-1) var(--ease);
}
.site-header[data-expanded="true"] .nav-link{
  flex-direction:row;justify-content:flex-start;
  gap:12px;min-height:46px;padding:11px 16px;
  font-size:13px;letter-spacing:.05em;
}
.nav-link:hover{color:var(--mist);background:rgba(174,185,177,.08)}
.nav-link:focus-visible{outline:none;box-shadow:inset 0 0 0 2px var(--volt)}
.nav-index{
  font-family:var(--font-mono);font-size:10px;font-weight:600;
  letter-spacing:.1em;color:var(--metal);opacity:.75;line-height:1;
}
.nav-mark{
  display:block;width:6px;height:6px;background:currentColor;
  transform:rotate(45deg);opacity:.65;flex:0 0 auto;
}
.site-header[data-expanded="true"] .nav-mark{display:none}
.nav-label{line-height:1.3}
.nav-link[aria-current="page"]{
  color:var(--volt);
  border-left-color:var(--volt);
  background:linear-gradient(90deg,rgba(215,255,63,.16),rgba(215,255,63,0) 82%);
}
.nav-link[aria-current="page"] .nav-index{color:var(--volt);opacity:1}
.nav-link[aria-current="page"] .nav-mark{
  background:var(--volt);opacity:1;box-shadow:0 0 0 3px rgba(215,255,63,.16);
}

/* nav foot */
.nav-foot{
  flex:0 0 auto;position:relative;
  display:flex;flex-direction:column;align-items:center;gap:9px;
  padding:14px 10px 18px;text-align:center;
  border-top:1px solid var(--line-soft);
}
.site-header[data-expanded="true"] .nav-foot{align-items:flex-start;text-align:left;padding:14px 16px 18px}
.nav-archive{
  font-size:11px;letter-spacing:.06em;color:var(--ember);text-decoration:none;
  border-bottom:1px solid rgba(255,90,60,.45);padding-bottom:1px;line-height:1.5;
}
.nav-archive:hover{color:#FF8266;border-bottom-color:#FF8266}
.nav-hours{font-family:var(--font-mono);font-size:10px;letter-spacing:.05em;color:var(--moss);line-height:1.5}
.nav-version{
  font-family:var(--font-mono);font-size:10px;letter-spacing:.09em;color:var(--metal);
  border:1px solid var(--line);padding:2px 7px;line-height:1.5;
}

/* mobile toggle */
.nav-toggle{
  display:none;flex:0 0 auto;align-items:center;gap:8px;
  height:38px;margin-right:12px;padding:0 12px;
  background:transparent;border:1px solid var(--line);color:var(--mist);
  font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;cursor:pointer;
  transition:border-color var(--dur-1) var(--ease),color var(--dur-1) var(--ease);
}
.nav-toggle:hover{border-color:var(--line-volt);color:var(--volt)}
.nav-toggle-bars{position:relative;display:block;width:16px;height:11px;flex:0 0 auto}
.nav-toggle-bars::before,
.nav-toggle-bars::after{
  content:"";position:absolute;left:0;width:100%;height:1.5px;background:currentColor;
  transition:transform var(--dur-2) var(--ease),top var(--dur-2) var(--ease),bottom var(--dur-2) var(--ease);
}
.nav-toggle-bars::before{top:0}
.nav-toggle-bars::after{bottom:0}
.nav-toggle[aria-expanded="true"] .nav-toggle-bars::before{top:4.75px;transform:rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle-bars::after{bottom:4.75px;transform:rotate(-45deg)}
.nav-toggle-text{white-space:nowrap}

/* scrim */
.nav-scrim{
  position:fixed;top:var(--header-h-mobile);right:0;bottom:0;left:0;
  z-index:135;background:rgba(4,14,11,.7);
  animation:scrim-in var(--dur-2) var(--ease) both;
}
@keyframes scrim-in{from{opacity:0}to{opacity:1}}

/* scroll progress */
.scroll-progress{
  position:absolute;top:0;right:0;bottom:0;width:3px;
  background:rgba(174,185,177,.12);
  pointer-events:none;z-index:2;
}
.scroll-progress-bar{
  display:block;width:100%;height:100%;
  transform:scaleY(var(--progress,0));
  transform-origin:top center;
  background:linear-gradient(180deg,var(--volt),#93C400);
  transition:transform 90ms linear;
}

/* ===== footer ===== */
.site-footer{
  position:relative;
  margin-top:clamp(56px,8vw,110px);
  background:linear-gradient(180deg,#071426 0%,#041710 100%);
  border-top:1px solid var(--line);
  color:var(--mist);
  padding:clamp(40px,6vw,68px) 0 26px;
  overflow:hidden;
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,rgba(215,255,63,0) 0%,var(--volt) 26%,var(--volt) 62%,rgba(215,255,63,0) 100%);
  opacity:.55;
}
.site-footer::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(90deg,rgba(174,185,177,.05) 0 1px,transparent 1px 96px);
  opacity:.8;
}
.footer-inner{
  position:relative;z-index:1;
  width:100%;max-width:var(--shell-max);margin-inline:auto;
  padding-inline:clamp(16px,3vw,40px);
}
.footer-top{
  display:flex;flex-wrap:wrap;align-items:flex-start;justify-content:space-between;
  gap:clamp(18px,3vw,48px);
  padding-bottom:clamp(24px,3.4vw,38px);
  border-bottom:1px solid var(--line-soft);
}
.footer-brand{display:flex;align-items:center;gap:14px;flex:0 1 auto}
.footer-mark{
  flex:0 0 auto;width:44px;height:44px;display:grid;place-items:center;
  font-family:var(--font-mono);font-size:12px;font-weight:700;letter-spacing:.06em;
  color:var(--volt);border:1px solid var(--line-volt);
  background:linear-gradient(135deg,rgba(215,255,63,.14),transparent 62%),var(--night);
}
.footer-brand-text{display:flex;flex-direction:column;gap:3px}
.footer-brand-name{font-family:var(--font-display);font-size:18px;font-weight:500;letter-spacing:.06em;line-height:1.2}
.footer-brand-line{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.12em;color:var(--moss);line-height:1.4}
.footer-summary{
  flex:1 1 320px;max-width:52ch;
  font-size:14px;line-height:1.85;color:var(--moss);
}
.footer-cols{
  display:grid;grid-template-columns:1fr 1fr 1.35fr;
  gap:clamp(22px,3.4vw,52px);
  padding:clamp(26px,3.6vw,42px) 0 clamp(24px,3.2vw,38px);
}
.footer-col{min-width:0}
.footer-col-title{
  font-family:var(--font-mono);font-size:11px;font-weight:600;
  letter-spacing:.2em;text-transform:uppercase;color:var(--metal);
  margin-bottom:14px;padding-bottom:10px;border-bottom:1px solid var(--line-soft);
}
.footer-links{display:flex;flex-direction:column;gap:9px}
.footer-link{
  display:inline-block;font-size:13.5px;color:var(--moss);text-decoration:none;
  border-bottom:1px solid transparent;padding-bottom:1px;
  transition:color var(--dur-1) var(--ease),border-color var(--dur-1) var(--ease);
}
.footer-link:hover{color:var(--volt);border-bottom-color:var(--line-volt)}
.footer-contact-item{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  padding-bottom:9px;border-bottom:1px dashed rgba(174,185,177,.16);
}
.footer-contact-item--plain{border-bottom:0;align-items:flex-start}
.footer-contact-label{
  flex:0 0 auto;font-family:var(--font-mono);font-size:10px;letter-spacing:.14em;
  color:var(--metal);border:1px solid var(--line);padding:1px 6px;line-height:1.6;
}
.footer-contact-value{
  font-family:var(--font-mono);font-size:12.5px;letter-spacing:.02em;color:var(--mist);
  word-break:break-all;flex:1 1 auto;line-height:1.6;
}
.copy-btn{
  flex:0 0 auto;cursor:pointer;
  background:transparent;border:1px solid var(--line);
  color:var(--moss);padding:2px 9px;
  font-family:var(--font-mono);font-size:10.5px;letter-spacing:.1em;
  transition:color var(--dur-1) var(--ease),border-color var(--dur-1) var(--ease),background-color var(--dur-1) var(--ease);
}
.copy-btn:hover{border-color:var(--line-volt);color:var(--volt)}
.copy-btn[data-copied="true"]{background:var(--volt);border-color:var(--volt);color:#06231B}
.copy-btn-text{pointer-events:none}
.footer-note{font-size:11.5px;line-height:1.8;color:var(--moss);margin-top:12px;max-width:34ch}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px 22px;
  padding-top:clamp(18px,2.4vw,26px);
  border-top:1px solid var(--line-soft);
}
.footer-copy{font-family:var(--font-mono);font-size:11.5px;letter-spacing:.06em;color:var(--metal)}
.footer-legal-list{display:flex;flex-wrap:wrap;gap:8px 18px}
.footer-legal-link{
  font-size:11.5px;letter-spacing:.06em;color:var(--moss);text-decoration:none;
  border-bottom:1px solid rgba(174,185,177,.28);padding-bottom:1px;
}
.footer-legal-link:hover{color:var(--volt);border-bottom-color:var(--line-volt)}
.footer-region{font-size:11.5px;letter-spacing:.04em;color:var(--moss)}

/* ===== shared components ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 24px;border:1px solid var(--line);border-radius:0;
  background:transparent;color:var(--mist);
  font-family:var(--font-body);font-size:13px;letter-spacing:.08em;
  text-decoration:none;cursor:pointer;
  transition:background-color var(--dur-1) var(--ease),color var(--dur-1) var(--ease),border-color var(--dur-1) var(--ease),transform var(--dur-1) var(--ease);
}
.btn:hover{text-decoration:none}
.btn--primary{background:var(--volt);border-color:var(--volt);color:#06231B;font-weight:600}
.btn--primary:hover{background:#E6FF6B;border-color:#E6FF6B}
.btn--ghost{border-color:var(--line);color:var(--mist)}
.btn--ghost:hover{border-color:var(--volt);color:var(--volt);background:rgba(215,255,63,.06)}
.btn--small{padding:8px 15px;font-size:12px;letter-spacing:.06em}
.btn:focus-visible{outline:2px solid var(--volt);outline-offset:3px}

.chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 13px;border:1px solid var(--line);border-radius:0;
  background:var(--graphite);color:var(--moss);
  font-family:var(--font-body);font-size:12px;letter-spacing:.06em;
  cursor:pointer;text-decoration:none;
  transition:background-color var(--dur-1) var(--ease),color var(--dur-1) var(--ease),border-color var(--dur-1) var(--ease);
}
.chip:hover{color:var(--mist);border-color:var(--moss)}
.chip[aria-pressed="true"],.chip[data-active="true"]{
  background:var(--volt);border-color:var(--volt);color:#06231B;font-weight:600;
}
.chip:focus-visible{outline:2px solid var(--volt);outline-offset:2px}

.tag{
  display:inline-flex;align-items:center;gap:5px;
  padding:3px 9px;border:1px solid var(--line);
  font-family:var(--font-mono);font-size:10.5px;letter-spacing:.1em;
  color:var(--moss);line-height:1.6;text-transform:uppercase;
}
.tag--volt{color:var(--volt);border-color:var(--line-volt);background:rgba(215,255,63,.08)}
.tag--legacy{color:var(--ember);border-color:rgba(255,90,60,.45);background:rgba(255,90,60,.09)}

.card{
  position:relative;border:1px solid var(--line);
  background:var(--graphite);padding:clamp(18px,2.4vw,28px);
  transition:border-color var(--dur-2) var(--ease),background-color var(--dur-2) var(--ease);
}
.card--pitch{background:var(--pitch)}
.card--night{background:var(--night)}

.framed{
  position:relative;border:1px solid var(--line);
  padding:clamp(20px,3.2vw,44px);
}
.framed::before,.framed::after{
  content:"";position:absolute;width:14px;height:14px;border:1px solid var(--volt);opacity:.85;
}
.framed::before{top:-1px;left:-1px;border-right:0;border-bottom:0}
.framed::after{right:-1px;bottom:-1px;border-left:0;border-top:0}

.breadcrumb{font-size:11px;letter-spacing:.1em;color:var(--moss)}
.breadcrumb-list{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.breadcrumb-item{display:flex;align-items:center;gap:8px}
.breadcrumb-item + .breadcrumb-item::before{content:"/";color:var(--metal);opacity:.5}
.breadcrumb-link{
  color:var(--mist);text-decoration:none;border-bottom:1px solid transparent;padding-bottom:1px;
}
.breadcrumb-link:hover{color:var(--volt);border-bottom-color:var(--line-volt)}
.breadcrumb-current{color:var(--volt)}

.accordion{border-top:1px solid var(--line)}
.accordion-item{border-bottom:1px solid var(--line)}
.accordion-trigger{
  display:flex;width:100%;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 4px;background:none;border:0;color:var(--mist);
  font-family:var(--font-body);font-size:16px;line-height:1.5;text-align:left;cursor:pointer;
  transition:color var(--dur-1) var(--ease);
}
.accordion-trigger:hover{color:var(--volt)}
.accordion-trigger::after{
  content:"";flex:0 0 auto;width:9px;height:9px;
  border-right:1px solid var(--volt);border-bottom:1px solid var(--volt);
  transform:rotate(45deg) translateY(-2px);
  transition:transform var(--dur-2) var(--ease);
}
.accordion-trigger[aria-expanded="true"]::after{transform:rotate(-135deg) translateY(-2px)}
.accordion-panel{overflow:hidden;height:0;transition:height var(--dur-3) var(--ease)}
.accordion-inner{padding:0 4px 22px;color:var(--moss);font-size:15px;line-height:1.85}

.media-frame{
  position:relative;overflow:hidden;isolation:isolate;
  background:var(--graphite);border:1px solid var(--line);
  aspect-ratio:16/9;
}
.media-frame img,.media-frame video{
  display:block;width:100%;height:100%;object-fit:cover;
  filter:saturate(.94) contrast(1.06) brightness(.94);
}
.media-frame::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(160deg,rgba(6,35,27,0) 42%,rgba(6,35,27,.78) 100%);
}
.media-frame--wide{aspect-ratio:21/9}
.media-frame--square{aspect-ratio:1/1}
.media-frame--tall{aspect-ratio:3/4}
.media-ratio-4-3{aspect-ratio:4/3}
.media-caption{
  margin-top:8px;font-family:var(--font-mono);font-size:11px;
  letter-spacing:.1em;color:var(--moss);line-height:1.6;
}

/* reveal */
html.reveal-ready [data-reveal]{
  opacity:0;transform:translateY(14px);
  transition:opacity 540ms var(--ease),transform 540ms var(--ease);
  will-change:opacity,transform;
}
html.reveal-ready [data-reveal].is-revealed{opacity:1;transform:none}

/* ===== desktop rail collapse: visually hide long labels ===== */
@media (min-width:1024px){
  .site-header:not([data-expanded="true"]) .nav-label,
  .site-header:not([data-expanded="true"]) .brand-text,
  .site-header:not([data-expanded="true"]) .rail-toggle-label,
  .site-header:not([data-expanded="true"]) .nav-hours{
    position:absolute;width:1px;height:1px;padding:0;margin:-1px;
    overflow:hidden;clip-path:inset(50%);white-space:nowrap;border:0;
  }
}

/* ===== tablet / mobile ===== */
@media (max-width:1023px){
  body{padding-left:0;padding-top:var(--header-h-mobile)}
  body[data-rail-open="true"]{padding-left:0}

  .site-header{
    inset:0 0 auto 0;
    width:100%;height:var(--header-h-mobile);
    flex-direction:row;align-items:center;
    border-right:0;border-bottom:1px solid var(--line);
    overflow:visible;
  }
  .site-header::before{height:1px;opacity:.6}
  .header-rail{flex-direction:row;align-items:center;height:100%}

  .brand{
    flex:1 1 auto;min-width:0;justify-content:flex-start;
    gap:10px;padding:0 14px;min-height:0;border-bottom:0;
  }
  .brand-mark{width:34px;height:34px;font-size:10.5px}
  .brand-text{display:flex}
  .brand-name{font-size:14px;letter-spacing:.04em}
  .brand-tag{font-size:9px;letter-spacing:.1em}
  .rail-toggle{display:none}

  .nav-toggle{display:inline-flex}
  .nav-toggle-text{display:none}

  .site-nav{
    position:fixed;top:var(--header-h-mobile);bottom:0;left:0;
    width:min(84vw,320px);
    z-index:140;
    padding:14px 0 12px;
    background:linear-gradient(160deg,#071426 0%,#06231B 58%,#041710 100%);
    border-right:1px solid var(--line);
    border-top:1px solid var(--line-soft);
    box-shadow:22px 0 64px rgba(0,0,0,.55);
    transform:translateX(-104%);
    transition:transform var(--dur-3) var(--ease);
    overflow-y:auto;
  }
  .site-nav[data-open="true"]{transform:translateX(0)}

  .nav-link{
    flex-direction:row;justify-content:flex-start;
    gap:13px;min-height:0;padding:14px 18px;
    font-size:14.5px;letter-spacing:.05em;
  }
  .nav-mark{width:5px;height:5px}
  .nav-index{font-size:11px}

  .nav-foot{align-items:flex-start;text-align:left;padding:16px 18px 22px;margin-top:6px}
  .nav-hours{display:block}

  .scroll-progress{
    top:auto;left:0;right:0;bottom:-1px;width:auto;height:2px;
    background:rgba(174,185,177,.1);
  }
  .scroll-progress-bar{
    height:100%;width:100%;
    transform:scaleX(var(--progress,0));
    transform-origin:left center;
    background:var(--volt);
  }

  .footer-cols{grid-template-columns:1fr 1fr;gap:26px 22px}
  .footer-col--contact{grid-column:1 / -1}
  .footer-summary{max-width:100%}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px}
}

@media (max-width:600px){
  .footer-cols{grid-template-columns:1fr}
  .footer-col--contact{grid-column:auto}
  .footer-top{flex-direction:column}
  .footer-contact-item{gap:7px}
  .footer-contact-value{flex:1 1 100%;order:3}
  .copy-btn{order:2;margin-left:auto}
  .footer-bottom{gap:12px}
  .display-title{letter-spacing:-.02em}
}

@media (min-width:1024px) and (max-height:740px){
  .brand{padding:12px 10px;min-height:70px}
  .brand-mark{width:40px;height:40px;font-size:12px}
  .nav-link{min-height:46px;padding:6px 6px}
  .nav-foot{padding:10px 8px 12px;gap:6px}
  .rail-toggle{margin:8px auto 6px;padding:7px 4px}
}

/* ===== motion preferences ===== */
@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;
  }
  html.reveal-ready [data-reveal]{opacity:1;transform:none}
  .scroll-progress-bar{transition:none}
}