/* ========== 01 reset ========== */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body,h1,h2,h3,h4,p,figure,ul,ol,dl,dd{margin:0}
ul,ol{padding:0;list-style:none}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}

/* ========== 02 tokens ========== */
:root{
  --abyss:#071C2C;
  --deep:#0B2436;
  --glass:#16384D;
  --metal:#8A97A3;
  --snow:#EAF1F5;
  --barley:#6FAF8F;
  --prayer:#E8793B;
  --gold:#D9A441;
  --ice:#5BC0EB;
  --teal:#0F4A4A;

  --rail-w:262px;
  --bar-h:64px;
  --gutter:clamp(18px,3.4vw,46px);
  --radius:14px;
  --radius-lg:22px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --font-display:"Barlow Condensed","Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --font-body:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-mono:"IBM Plex Mono","JetBrains Mono",ui-monospace,SFMono-Regular,Consolas,monospace;
  --hairline:1px solid rgba(138,151,163,.22);
  --progress:0;
}

/* ========== 03 base ========== */
body{
  min-height:100vh;
  font-family:var(--font-body);
  font-size:clamp(16px,1.02vw,17.5px);
  font-weight:400;
  line-height:1.7;
  color:var(--snow);
  background-color:var(--abyss);
  background-image:
    radial-gradient(1100px 560px at 88% -10%, rgba(232,121,59,.15), transparent 62%),
    radial-gradient(880px 480px at -8% 10%, rgba(111,175,143,.10), transparent 64%),
    radial-gradient(760px 620px at 52% 112%, rgba(15,74,74,.42), transparent 72%),
    repeating-linear-gradient(116deg, rgba(138,151,163,.055) 0 1px, transparent 1px 92px);
  background-repeat:no-repeat,no-repeat,no-repeat,repeat;
  background-attachment:scroll;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-family:var(--font-display);font-weight:700;line-height:1.08;letter-spacing:.01em}
h1,.bs-title{font-weight:800;font-size:clamp(2.4rem,5vw,5.2rem);line-height:.98}
h2,.bs-heading{font-size:clamp(1.6rem,2.6vw,2.6rem)}
h3{font-size:clamp(1.15rem,1.6vw,1.45rem);letter-spacing:.02em}
strong{font-weight:700;color:var(--snow)}
:focus-visible{outline:2px solid var(--ice);outline-offset:3px;border-radius:4px}

#main-content{padding-top:calc(var(--bar-h) + clamp(16px,3vw,40px));scroll-margin-top:calc(var(--bar-h) + 12px)}

/* ========== 04 utilities ========== */
.bs-container{width:min(100% - 2 * var(--gutter),1180px);margin-inline:auto}
.bs-section{padding-block:clamp(32px,5vw,72px)}
.bs-section + .bs-section{border-top:1px solid rgba(138,151,163,.16)}
.bs-mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums;letter-spacing:.04em;font-size:.92em}
.bs-eyebrow{display:inline-flex;align-items:center;gap:.55rem;font-family:var(--font-mono);font-size:.72rem;letter-spacing:.22em;text-transform:uppercase;color:var(--barley)}
.bs-eyebrow::before{content:"";width:24px;height:1px;background:currentColor}
.bs-lede{max-width:62ch;color:rgba(234,241,245,.82);font-size:clamp(1rem,1.3vw,1.12rem);line-height:1.75}
.bs-tag{display:inline-flex;align-items:center;gap:.35rem;padding:.2rem .6rem;border-radius:999px;font-family:var(--font-mono);font-size:.7rem;letter-spacing:.1em;color:var(--barley);background:rgba(111,175,143,.13);border:1px solid rgba(111,175,143,.4)}
.bs-badge{display:inline-flex;align-items:center;gap:.35rem;padding:.2rem .6rem;border-radius:999px;font-family:var(--font-mono);font-size:.7rem;letter-spacing:.1em;color:var(--gold);background:rgba(217,164,65,.14);border:1px solid rgba(217,164,65,.45)}
.bs-note{padding:.85rem 1rem .85rem 1.15rem;border-left:3px solid var(--barley);border-radius:0 12px 12px 0;background:rgba(15,74,74,.3);font-size:.92rem;color:rgba(234,241,245,.84)}
.bs-divider{border:0;height:1px;margin-block:clamp(18px,3vw,32px);background:linear-gradient(90deg,rgba(138,151,163,.42),rgba(138,151,163,0))}

/* ========== 05 buttons ========== */
.bs-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.45rem;
  padding:.62rem 1.1rem;border-radius:999px;
  font-family:var(--font-body);font-size:.88rem;font-weight:700;letter-spacing:.08em;white-space:nowrap;
  border:1px solid rgba(138,151,163,.42);
  background:rgba(22,56,77,.62);color:var(--snow);
  transition:background .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease),color .2s var(--ease);
}
.bs-btn:hover{border-color:rgba(91,192,235,.7);background:rgba(22,56,77,.9);transform:translateY(-1px)}
.bs-btn-accent{background:var(--prayer);border-color:var(--prayer);color:#22110A;box-shadow:0 14px 30px -20px rgba(232,121,59,.95)}
.bs-btn-accent:hover{background:#F08A4F;border-color:#F08A4F;color:#22110A}
.bs-btn-green{background:rgba(111,175,143,.18);border-color:rgba(111,175,143,.62);color:#BFE3D3}
.bs-btn-green:hover{background:rgba(111,175,143,.3);border-color:var(--barley)}
.bs-btn-ghost{background:transparent;border-color:rgba(138,151,163,.45);color:rgba(234,241,245,.86)}
.bs-btn-ghost:hover{background:rgba(22,56,77,.55);color:var(--snow)}

/* ========== 06 breadcrumb ========== */
.bs-breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:.45rem;font-family:var(--font-mono);font-size:.72rem;letter-spacing:.1em;color:var(--metal)}
.bs-breadcrumb li{display:flex;align-items:center;gap:.45rem}
.bs-breadcrumb li + li::before{content:"/";color:rgba(138,151,163,.6)}
.bs-breadcrumb a{color:rgba(234,241,245,.76);border-bottom:1px solid transparent;transition:color .18s var(--ease),border-color .18s var(--ease)}
.bs-breadcrumb a:hover{color:var(--ice);border-bottom-color:currentColor}
.bs-breadcrumb [aria-current="page"]{color:var(--snow)}

/* ========== 07 grid & cards ========== */
.bs-grid{display:grid;gap:clamp(14px,2vw,24px)}
.bs-grid-2{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.bs-grid-3{grid-template-columns:repeat(auto-fit,minmax(215px,1fr))}
.bs-card{
  position:relative;padding:clamp(16px,2.2vw,24px);border-radius:var(--radius);
  background:linear-gradient(158deg,rgba(22,56,77,.72),rgba(11,36,54,.88));
  border:1px solid rgba(138,151,163,.24);
  transition:transform .2s var(--ease),border-color .2s var(--ease),background .2s var(--ease);
}
.bs-card:hover{transform:translateY(-3px);border-color:rgba(91,192,235,.55);background:linear-gradient(158deg,rgba(22,56,77,.9),rgba(15,74,74,.6))}
.bs-panel{
  position:relative;padding:clamp(18px,2.6vw,30px);border-radius:var(--radius-lg);
  background:linear-gradient(160deg,rgba(22,56,77,.62),rgba(7,28,44,.86));
  border:1px solid rgba(138,151,163,.26);
  backdrop-filter:blur(12px);
  box-shadow:0 30px 70px -60px rgba(0,0,0,.95);
}

/* ========== 08 media ========== */
.bs-media{
  position:relative;overflow:hidden;border-radius:var(--radius);
  border:1px solid rgba(138,151,163,.24);
  aspect-ratio:var(--ratio,16 / 9);
  background-color:var(--deep);
  background-image:
    linear-gradient(158deg,rgba(22,56,77,.92),rgba(15,74,74,.62)),
    repeating-linear-gradient(68deg,rgba(138,151,163,.16) 0 1px,transparent 1px 20px);
}
.bs-media > img{width:100%;height:100%;object-fit:cover}
.bs-media-cap{position:absolute;left:0;right:0;bottom:0;padding:.55rem .85rem;font-family:var(--font-mono);font-size:.7rem;letter-spacing:.08em;color:var(--snow);background:linear-gradient(0deg,rgba(7,28,44,.94),rgba(7,28,44,0))}
.bs-figure{display:flex;flex-direction:column;gap:.5rem}
.bs-figure figcaption{font-size:.78rem;letter-spacing:.04em;color:var(--metal)}

/* ========== 09 skip link ========== */
.skip-link{
  position:fixed;top:10px;left:12px;z-index:120;
  padding:.6rem 1.05rem;border-radius:10px;
  background:var(--snow);color:var(--abyss);font-weight:700;font-size:.9rem;
  transform:translateY(-180%);
  transition:transform .18s var(--ease);
}
.skip-link:focus,.skip-link:focus-visible{transform:translateY(0);outline:2px solid var(--ice);outline-offset:2px}

/* ========== 10 header ========== */
.site-header{
  position:fixed;inset:0;z-index:80;
  display:grid;
  grid-template-columns:var(--rail-w) minmax(0,1fr);
  grid-template-rows:var(--bar-h) minmax(0,1fr);
  pointer-events:none;
}
.header-rail{
  grid-column:1;grid-row:1 / -1;
  pointer-events:auto;
  position:relative;
  display:flex;flex-direction:column;gap:clamp(18px,3vh,30px);
  padding:26px 20px 22px;
  overflow-y:auto;
  background:linear-gradient(180deg,rgba(11,36,54,.94),rgba(7,28,44,.97));
  border-right:var(--hairline);
  backdrop-filter:blur(14px);
  transition:background .3s var(--ease),box-shadow .3s var(--ease);
}
.header-rail::before{
  content:"";position:absolute;left:0;right:0;top:0;height:2px;
  background:linear-gradient(90deg,var(--prayer),var(--gold),var(--barley),transparent);
  opacity:.85;
}
.site-header[data-scrolled="true"] .header-rail{
  background:linear-gradient(180deg,#0B2436,#071C2C);
  box-shadow:18px 0 46px -34px #000;
}

.brand{display:flex;align-items:flex-start;gap:.7rem;color:var(--snow)}
.brand-mark{
  flex:none;width:44px;height:44px;display:grid;place-items:center;border-radius:13px;
  font-family:var(--font-display);font-weight:800;font-size:1.5rem;line-height:1;
  color:#1C0F06;
  background:linear-gradient(150deg,var(--prayer),#B14E22);
  box-shadow:0 12px 28px -16px rgba(232,121,59,.95);
}
.brand-word{display:flex;flex-direction:column;gap:.16rem;min-width:0}
.brand-name{font-family:var(--font-display);font-weight:700;font-size:1.16rem;line-height:1.15;letter-spacing:.04em}
.brand-tag{font-size:.72rem;letter-spacing:.13em;color:var(--barley)}

.rail-nav{display:flex;flex-direction:column}
.rail-nav-list{display:flex;flex-direction:column;gap:4px}
.rail-nav-link{
  display:grid;grid-template-columns:2.1rem minmax(0,1fr);align-items:baseline;gap:.5rem;
  padding:.6rem .7rem;border-radius:10px;
  font-size:.94rem;font-weight:700;letter-spacing:.07em;
  color:rgba(234,241,245,.74);
  border:1px solid transparent;
  transition:color .18s var(--ease),background .18s var(--ease),border-color .18s var(--ease),transform .18s var(--ease);
}
.rail-nav-idx{font-family:var(--font-mono);font-size:.72rem;letter-spacing:.06em;color:rgba(138,151,163,.9)}
.rail-nav-link:hover{
  color:var(--snow);background:rgba(22,56,77,.68);
  border-color:rgba(138,151,163,.36);transform:translateX(2px);
}
.rail-nav-link:hover .rail-nav-idx{color:var(--ice)}
.rail-nav-link[aria-current="page"]{
  color:var(--snow);
  background:linear-gradient(90deg,rgba(232,121,59,.24),rgba(22,56,77,.5));
  border-color:rgba(232,121,59,.5);
  box-shadow:inset 3px 0 0 var(--prayer);
}
.rail-nav-link[aria-current="page"] .rail-nav-idx{color:var(--prayer)}

.rail-status{
  margin-top:auto;position:relative;
  padding:13px 14px 13px 17px;border-radius:12px;
  background:rgba(22,56,77,.55);
  border:1px solid rgba(217,164,65,.32);
}
.rail-status::before{
  content:"";position:absolute;left:0;top:13px;bottom:13px;width:3px;border-radius:3px;
  background:linear-gradient(180deg,var(--gold),var(--prayer));
}
.rail-status-text{font-size:.82rem;font-weight:700;letter-spacing:.05em;color:var(--snow)}
.rail-status-sub{margin-top:.22rem;font-family:var(--font-mono);font-size:.72rem;letter-spacing:.05em;color:var(--metal)}

.header-bar{
  grid-column:2;grid-row:1;
  pointer-events:auto;
  position:relative;
  display:flex;align-items:center;justify-content:space-between;gap:1rem;
  padding:0 clamp(16px,3vw,34px);
  background:linear-gradient(180deg,rgba(7,28,44,.74),rgba(7,28,44,0));
  border-bottom:1px solid transparent;
  transition:background .3s var(--ease),border-color .3s var(--ease),backdrop-filter .3s var(--ease);
}
.site-header[data-scrolled="true"] .header-bar{
  background:rgba(11,36,54,.95);
  border-bottom-color:rgba(138,151,163,.24);
  backdrop-filter:blur(12px);
}
.bar-brand{display:none}
.bar-context{display:flex;align-items:center;gap:.6rem;font-size:.76rem;font-weight:700;letter-spacing:.16em;color:rgba(234,241,245,.72);white-space:nowrap}
.bar-context-dot{width:7px;height:7px;border-radius:50%;background:var(--barley);box-shadow:0 0 0 4px rgba(111,175,143,.18)}
.bar-actions{display:flex;align-items:center;gap:.55rem}
.bar-progress{
  position:absolute;left:0;right:0;bottom:-1px;height:2px;
  background:linear-gradient(90deg,var(--prayer),var(--gold),var(--barley),var(--ice));
  transform:scaleX(var(--progress,0));transform-origin:0 50%;
  transition:transform .14s linear;
  pointer-events:none;
}
.nav-toggle{
  display:none;align-items:center;gap:.5rem;
  padding:.52rem .8rem;border-radius:10px;
  border:1px solid rgba(138,151,163,.42);
  background:rgba(22,56,77,.62);
  font-size:.8rem;font-weight:700;letter-spacing:.1em;color:var(--snow);
}
.nav-toggle:hover{border-color:rgba(91,192,235,.7)}
.nav-toggle-bars{position:relative;display:block;width:18px;height:12px}
.nav-toggle-bars::before,.nav-toggle-bars::after{
  content:"";position:absolute;left:0;right:0;height:2px;border-radius:2px;
  background:var(--snow);
  transition:transform .22s var(--ease),opacity .22s var(--ease);
}
.nav-toggle-bars::before{top:0}
.nav-toggle-bars::after{bottom:0}
.site-header[data-open="true"] .nav-toggle-bars::before{transform:translateY(5px) rotate(45deg)}
.site-header[data-open="true"] .nav-toggle-bars::after{transform:translateY(-5px) rotate(-45deg)}
.nav-toggle-label{line-height:1}

/* ========== 11 footer ========== */
.site-footer{
  position:relative;
  margin-top:clamp(40px,7vw,96px);
  background:linear-gradient(180deg,rgba(11,36,54,.4),rgba(7,28,44,.97));
  border-top:1px solid rgba(138,151,163,.22);
}
.site-footer::before{
  content:"";position:absolute;left:0;right:0;top:0;height:2px;
  background:linear-gradient(90deg,var(--prayer),var(--gold),var(--barley),var(--ice));
  opacity:.72;
}
.footer-inner{width:min(100% - 2 * var(--gutter),1180px);margin-inline:auto;padding:clamp(30px,5vw,58px) 0 22px}
.footer-head{
  display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;
  gap:.5rem 1.6rem;padding-bottom:clamp(16px,3vw,26px);
  border-bottom:1px solid rgba(138,151,163,.18);
}
.footer-brand{font-family:var(--font-display);font-weight:700;font-size:clamp(1.12rem,2vw,1.5rem);letter-spacing:.03em;color:var(--snow)}
.footer-version{font-size:.78rem;letter-spacing:.08em;color:var(--gold)}
.footer-grid{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));
  gap:clamp(20px,3vw,40px);
  padding-block:clamp(22px,3.4vw,34px);
}
.footer-col{min-width:0}
.footer-heading{
  font-family:var(--font-mono);font-weight:500;font-size:.7rem;letter-spacing:.2em;text-transform:uppercase;
  color:var(--metal);margin-bottom:.75rem;
}
.footer-list{display:flex;flex-direction:column;gap:.42rem}
.footer-link{
  display:inline-block;font-size:.92rem;color:rgba(234,241,245,.78);
  border-bottom:1px solid transparent;
  transition:color .18s var(--ease),border-color .18s var(--ease);
}
.footer-link:hover{color:var(--snow);border-bottom-color:var(--prayer)}
.footer-line{font-size:.9rem;line-height:1.65;color:rgba(234,241,245,.8);overflow-wrap:anywhere}
.footer-hours{margin-top:.55rem;font-size:.82rem;color:var(--metal)}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;
  gap:.7rem 1.4rem;padding-top:18px;
  border-top:1px solid rgba(138,151,163,.18);
}
.footer-copy{font-family:var(--font-mono);font-size:.74rem;letter-spacing:.06em;color:var(--metal)}
.footer-top{
  display:inline-flex;align-items:center;gap:.4rem;
  padding:.44rem .85rem;border-radius:999px;
  border:1px solid rgba(138,151,163,.42);
  background:rgba(22,56,77,.5);
  font-family:var(--font-mono);font-size:.72rem;letter-spacing:.1em;color:var(--snow);
  transition:border-color .18s var(--ease),background .18s var(--ease),color .18s var(--ease);
}
.footer-top::before{content:"↑";font-size:.8em;color:var(--gold)}
.footer-top:hover{border-color:var(--ice);background:rgba(22,56,77,.85);color:var(--snow)}

/* ========== 12 desktop offset ========== */
@media (min-width:1024px){
  body{padding-left:var(--rail-w)}
}

/* ========== 13 tablet & mobile ========== */
@media (max-width:1023px){
  .site-header{grid-template-columns:minmax(0,1fr);grid-template-rows:var(--bar-h)}
  .header-rail{
    grid-column:1;grid-row:2;
    position:fixed;top:var(--bar-h);left:0;right:0;
    max-height:calc(100dvh - var(--bar-h));
    padding:18px 18px 22px;
    border-right:0;border-bottom:1px solid rgba(138,151,163,.24);
    border-radius:0 0 18px 18px;
    background:linear-gradient(180deg,rgba(11,36,54,.99),rgba(7,28,44,.99));
    box-shadow:0 26px 60px -40px #000;
    opacity:0;visibility:hidden;pointer-events:none;
    transform:translateY(-12px);
    transition:opacity .22s var(--ease),transform .22s var(--ease),visibility .22s var(--ease);
  }
  .site-header[data-open="true"] .header-rail{opacity:1;visibility:visible;pointer-events:auto;transform:none}
  .header-rail > .brand{display:none}
  .rail-nav-list{gap:2px}
  .rail-nav-link{font-size:1rem;padding:.72rem .8rem}
  .rail-status{margin-top:14px}
  .header-bar{
    grid-column:1;grid-row:1;
    background:rgba(7,28,44,.9);
    border-bottom:1px solid rgba(138,151,163,.22);
    backdrop-filter:blur(12px);
  }
  .site-header[data-scrolled="true"] .header-bar{background:rgba(11,36,54,.97)}
  .bar-brand{display:flex;align-items:center;gap:.55rem}
  .bar-brand .brand-mark{width:32px;height:32px;border-radius:9px;font-size:1.1rem}
  .bar-brand .brand-name{font-size:1rem;letter-spacing:.04em}
  .bar-context{display:none}
  .nav-toggle{display:inline-flex}
  body.nav-open{overflow:hidden}
}

@media (max-width:600px){
  .bar-actions .bs-btn{padding:.5rem .8rem;font-size:.8rem;letter-spacing:.04em}
  .footer-bottom{justify-content:flex-start}
  .footer-top{margin-left:auto}
}

/* ========== 14 motion & print ========== */
@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;
  }
  .bs-card:hover,.bs-btn:hover,.rail-nav-link:hover{transform:none}
}