*,*::before,*::after{box-sizing:border-box;}

:root{
  --ink-950:#04102A;
  --ink-900:#0A1B3D;
  --ink-800:#12306B;
  --blue:#1E4FD8;
  --line:#6E8BFF;
  --ice:#E8ECFF;
  --jade:#0BD3A2;
  --amber:#F5B841;
  --amber-deep:#A9721A;
  --rose:#E8538C;
  --slate:#7A8299;

  --wrap:1240px;
  --gut:clamp(18px,4vw,48px);
  --cmd-h:64px;
  --cmd-h-compact:48px;

  --r-l:28px;
  --r-m:18px;
  --r-s:10px;

  --font-sans:"Noto Sans SC","Source Han Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-mono:"JetBrains Mono","IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --ease:cubic-bezier(.22,.61,.36,1);
}

html{
  -webkit-text-size-adjust:100%;
  scroll-behavior:smooth;
  scroll-padding-top:calc(var(--cmd-h) + 28px);
}

body{
  margin:0;
  padding-top:var(--cmd-h);
  font-family:var(--font-sans);
  font-size:16.5px;
  font-weight:400;
  line-height:1.8;
  color:var(--ice);
  background-color:var(--ink-950);
  background-image:
    radial-gradient(1100px 640px at 84% -10%, rgba(30,79,216,.34), transparent 62%),
    radial-gradient(820px 520px at 4% 106%, rgba(11,211,162,.14), transparent 66%),
    radial-gradient(680px 440px at 56% 48%, rgba(245,184,65,.055), transparent 72%);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}

body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:0;
  pointer-events:none;
  background-image:
    linear-gradient(rgba(110,139,255,.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(110,139,255,.055) 1px, transparent 1px);
  background-size:96px 96px;
  -webkit-mask-image:radial-gradient(126% 92% at 50% 0%, #000 0%, transparent 76%);
  mask-image:radial-gradient(126% 92% at 50% 0%, #000 0%, transparent 76%);
}

main{display:block;position:relative;z-index:1;}
header,footer{position:relative;z-index:1;}

h1,h2,h3,h4,h5,p,ul,ol,li,figure,blockquote,dl,dd{margin:0;}
ul,ol{padding:0;list-style:none;}
img,svg,video{display:block;max-width:100%;}
a{color:var(--line);text-decoration:none;transition:color .2s var(--ease);}
a:hover{color:var(--amber);}
button,input,select,textarea{font:inherit;color:inherit;}
::selection{background:rgba(245,184,65,.34);color:#fff;}

h1,h2,h3,h4{font-weight:900;line-height:1.14;letter-spacing:-.012em;color:#fff;}
h1{font-size:clamp(2.4rem,6.4vw,4.6rem);}
h2{font-size:clamp(1.5rem,2.8vw,2.1rem);}
h3{font-size:clamp(1.15rem,1.8vw,1.4rem);}
p{max-width:34em;}

:focus-visible{
  outline:2px solid var(--amber);
  outline-offset:3px;
  border-radius:4px;
}

/* ---------- utilities ---------- */
.wrap{
  width:100%;
  max-width:var(--wrap);
  margin-inline:auto;
  padding-inline:var(--gut);
}

.sr-only{
  position:absolute!important;
  width:1px;height:1px;
  padding:0;margin:-1px;
  overflow:hidden;
  clip:rect(0,0,0,0);
  white-space:nowrap;
  border:0;
}

.mono{
  font-family:var(--font-mono);
  font-feature-settings:"tnum" 1,"zero" 1;
  letter-spacing:-.02em;
}

.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:.7em;
  font-size:12px;
  font-weight:500;
  letter-spacing:.22em;
  text-transform:uppercase;
  color:var(--slate);
}
.eyebrow::before{
  content:"";
  width:22px;height:2px;
  border-radius:2px;
  background:linear-gradient(90deg,var(--amber),var(--rose));
}

.idx{
  font-family:var(--font-mono);
  font-size:12px;
  font-weight:500;
  letter-spacing:.14em;
  color:var(--amber);
}

.rule{
  height:1px;
  border:0;
  background:linear-gradient(90deg,rgba(110,139,255,.5),rgba(110,139,255,.08) 62%,transparent);
}

.grid{
  display:grid;
  grid-template-columns:repeat(12,minmax(0,1fr));
  gap:clamp(16px,2.2vw,32px);
}

/* ---------- skip link ---------- */
.skip-link{
  position:fixed;
  top:10px;left:10px;
  z-index:300;
  padding:10px 20px;
  border-radius:999px;
  background:var(--amber);
  color:#20160A;
  font-size:14px;
  font-weight:700;
  transform:translateY(-220%);
  transition:transform .22s var(--ease);
}
.skip-link:focus{transform:translateY(0);color:#20160A;}

/* ---------- buttons ---------- */
.btn{
  --btn-bg:var(--amber);
  --btn-fg:#20160A;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:.55em;
  padding:.8em 1.4em;
  border:1px solid transparent;
  border-radius:999px;
  background:var(--btn-bg);
  color:var(--btn-fg);
  font-size:15px;
  font-weight:700;
  line-height:1;
  letter-spacing:.01em;
  white-space:nowrap;
  cursor:pointer;
  transition:transform .2s var(--ease),background-color .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease);
}
.btn:hover{transform:translateY(-2px);color:var(--btn-fg);}
.btn:active{transform:translateY(0);}

.btn--amber{--btn-bg:var(--amber);--btn-fg:#20160A;}
.btn--jade{--btn-bg:var(--jade);--btn-fg:#03211B;}
.btn--ghost{
  --btn-bg:transparent;
  --btn-fg:var(--ice);
  border-color:rgba(110,139,255,.46);
}
.btn--ghost:hover{
  --btn-fg:var(--amber);
  border-color:var(--amber);
  background:rgba(245,184,65,.08);
}
.btn--sm{padding:.58em 1.05em;font-size:13.5px;}
.btn--block{display:flex;width:100%;}

/* ---------- breadcrumbs ---------- */
.crumbs{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:.55em;
  padding-block:22px 0;
  font-size:13px;
  color:var(--slate);
}
.crumbs a{color:var(--slate);}
.crumbs a:hover{color:var(--amber);}
.crumbs__sep{color:rgba(122,130,153,.62);}
.crumbs [aria-current="page"]{color:var(--ice);}

/* ---------- media placeholder ---------- */
.media{
  position:relative;
  display:block;
  width:100%;
  aspect-ratio:16/10;
  overflow:hidden;
  isolation:isolate;
  border:1px solid rgba(110,139,255,.24);
  border-radius:var(--r-m);
  background:
    linear-gradient(138deg,rgba(30,79,216,.46),rgba(11,211,162,.20) 46%,rgba(232,83,140,.22)),
    var(--ink-800);
}
.media > img{
  width:100%;
  height:100%;
  object-fit:cover;
}
.media::after{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background:
    radial-gradient(120% 82% at 16% 0%, rgba(255,255,255,.17), transparent 58%),
    linear-gradient(198deg, transparent 54%, rgba(4,16,42,.52));
}
.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--wide{aspect-ratio:21/9;}
.media--tall{aspect-ratio:2/3;}

/* ---------- tags ---------- */
.tag{
  display:inline-flex;
  align-items:center;
  gap:.45em;
  padding:.32em .8em;
  border:1px solid rgba(110,139,255,.32);
  border-radius:999px;
  background:rgba(110,139,255,.14);
  color:var(--ice);
  font-size:12px;
  font-weight:600;
  letter-spacing:.08em;
  white-space:nowrap;
}
.tag--jade{background:rgba(11,211,162,.14);color:var(--jade);border-color:rgba(11,211,162,.42);}
.tag--amber{background:rgba(245,184,65,.15);color:var(--amber);border-color:rgba(245,184,65,.44);}
.tag--rose{background:rgba(232,83,140,.16);color:var(--rose);border-color:rgba(232,83,140,.44);}
.tag--mono{font-family:var(--font-mono);letter-spacing:0;}

/* ---------- panel ---------- */
.panel{
  padding:clamp(20px,3vw,34px);
  border:1px solid rgba(110,139,255,.22);
  border-radius:var(--r-l);
  background:linear-gradient(180deg,rgba(18,48,107,.6),rgba(10,27,61,.58));
}

/* ---------- command bar ---------- */
.cmd{
  position:fixed;
  top:0;left:0;right:0;
  z-index:120;
  background:rgba(4,16,42,.84);
  -webkit-backdrop-filter:blur(14px) saturate(150%);
  backdrop-filter:blur(14px) saturate(150%);
  border-bottom:1px solid rgba(110,139,255,.2);
  transition:background-color .25s var(--ease);
}
.cmd::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-1px;
  height:1px;
  pointer-events:none;
  background:linear-gradient(90deg,transparent,rgba(30,79,216,.8),rgba(11,211,162,.8),rgba(245,184,65,.72),rgba(232,83,140,.62),transparent);
  opacity:.9;
}

.cmd__inner{
  display:flex;
  align-items:center;
  gap:clamp(12px,2vw,28px);
  width:100%;
  max-width:var(--wrap);
  min-height:var(--cmd-h);
  margin-inline:auto;
  padding-inline:var(--gut);
  transition:min-height .25s var(--ease);
}
.cmd[data-compact] .cmd__inner{min-height:var(--cmd-h-compact);}
.cmd[data-compact]{background:rgba(4,16,42,.95);}

.cmd__brand{
  display:flex;
  align-items:center;
  gap:12px;
  flex:0 0 auto;
  color:#fff;
}
.cmd__brand:hover{color:#fff;}

.cmd__mark{
  position:relative;
  display:block;
  flex:0 0 auto;
  width:30px;
  height:30px;
}
.cmd__mark i{
  position:absolute;
  left:50%;top:50%;
  display:block;
  width:20px;height:20px;
  margin:-10px 0 0 -10px;
  clip-path:polygon(50% 0,100% 50%,50% 100%,0 50%);
}
.cmd__mark i:nth-child(1){background:var(--blue);transform:translate(-5px,-4px) scale(.78);}
.cmd__mark i:nth-child(2){background:var(--jade);transform:translate(5px,4px) scale(.78);}
.cmd__mark i:nth-child(3){background:var(--amber);transform:scale(.44);}

.cmd__wordmark{
  display:flex;
  flex-direction:column;
  justify-content:center;
}
.cmd__name{
  display:block;
  font-size:16px;
  font-weight:900;
  line-height:1.16;
  letter-spacing:.02em;
  color:#fff;
}
.cmd__tagline{
  display:block;
  margin-top:2px;
  font-size:11px;
  line-height:1.4;
  letter-spacing:.05em;
  color:var(--slate);
  white-space:nowrap;
}

/* nav */
.cmd__nav{
  display:flex;
  align-items:center;
  gap:clamp(2px,.9vw,6px);
  margin-inline:auto;
}
.cmd__nav-link{
  position:relative;
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:9px 12px;
  border-radius:10px;
  font-size:14.5px;
  font-weight:500;
  line-height:1.4;
  color:rgba(232,236,255,.74);
  white-space:nowrap;
  transition:color .2s var(--ease),background-color .2s var(--ease);
}
.cmd__nav-link::before{
  content:"";
  display:block;
  width:5px;height:5px;
  border-radius:50%;
  background:var(--jade);
  opacity:0;
  transform:scale(.4);
  transition:opacity .2s var(--ease),transform .2s var(--ease);
}
.cmd__nav-link:hover{
  color:#fff;
  background:rgba(110,139,255,.1);
}
.cmd__nav-link[aria-current="page"]{
  color:#fff;
  background:rgba(30,79,216,.22);
}
.cmd__nav-link[aria-current="page"]::before{
  opacity:1;
  transform:scale(1);
}
.cmd__nav-link[aria-current="page"]::after{
  content:"";
  position:absolute;
  left:12px;right:12px;bottom:0;
  height:3px;
  border-radius:2px;
  background:linear-gradient(90deg,var(--amber),var(--rose));
}

/* quick pills */
.cmd__quick{
  display:flex;
  align-items:center;
  justify-content:flex-start;
  gap:6px;
  flex:0 0 auto;
  padding-left:clamp(8px,1.4vw,20px);
  border-left:1px solid rgba(110,139,255,.22);
}
.cmd__quick-link{
  display:inline-block;
  padding:7px 13px;
  border:1px solid rgba(110,139,255,.26);
  border-radius:999px;
  background:rgba(110,139,255,.12);
  color:var(--ice);
  font-size:13px;
  font-weight:600;
  line-height:1.4;
  white-space:nowrap;
  transition:background-color .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease),transform .2s var(--ease);
}
.cmd__quick-link:hover{
  background:rgba(245,184,65,.18);
  border-color:rgba(245,184,65,.5);
  color:var(--amber);
  transform:translateY(-1px);
}

/* toggle */
.cmd__toggle{
  display:none;
  align-items:center;
  justify-content:center;
  flex:0 0 auto;
  width:42px;height:42px;
  padding:0;
  border:1px solid rgba(110,139,255,.3);
  border-radius:12px;
  background:rgba(110,139,255,.12);
  color:var(--ice);
  cursor:pointer;
  transition:border-color .2s var(--ease),background-color .2s var(--ease);
}
.cmd__toggle:hover{border-color:rgba(245,184,65,.6);color:var(--amber);}
.cmd__toggle-bars{
  display:grid;
  gap:4px;
  width:18px;
}
.cmd__toggle-bars i{
  display:block;
  height:2px;
  border-radius:2px;
  background:currentColor;
  transition:transform .22s var(--ease),opacity .16s var(--ease);
}
.cmd__toggle[aria-expanded="true"] .cmd__toggle-bars i:nth-child(1){transform:translateY(6px) rotate(45deg);}
.cmd__toggle[aria-expanded="true"] .cmd__toggle-bars i:nth-child(2){opacity:0;}
.cmd__toggle[aria-expanded="true"] .cmd__toggle-bars i:nth-child(3){transform:translateY(-6px) rotate(-45deg);}

/* ---------- footer ---------- */
.ft{
  position:relative;
  z-index:1;
  margin-top:clamp(72px,9vw,128px);
  padding-top:clamp(48px,6vw,80px);
  padding-bottom:clamp(26px,3vw,40px);
  overflow:hidden;
  border-top:1px solid rgba(110,139,255,.2);
  background:linear-gradient(180deg,rgba(4,16,42,.25),var(--ink-950) 34%);
}
.ft::before{
  content:"";
  position:absolute;
  top:0;left:0;right:0;
  height:3px;
  background:linear-gradient(90deg,var(--blue),var(--jade) 34%,var(--amber) 66%,var(--rose));
  opacity:.85;
}
.ft::after{
  content:"";
  position:absolute;
  top:-42%;right:-14%;
  width:min(640px,86vw);
  aspect-ratio:1;
  pointer-events:none;
  background:radial-gradient(circle,rgba(11,211,162,.14),transparent 62%);
}

.ft__grid{
  position:relative;
  z-index:1;
  display:grid;
  grid-template-columns:1.7fr .9fr .9fr .9fr;
  gap:clamp(26px,4vw,56px);
}

.ft__brand{min-width:0;}
.ft__mark{
  position:relative;
  display:block;
  width:36px;height:36px;
  margin-bottom:18px;
}
.ft__mark i{
  position:absolute;
  inset:0;
  display:block;
  clip-path:polygon(50% 0,100% 50%,50% 100%,0 50%);
}
.ft__mark i:nth-child(1){background:linear-gradient(140deg,var(--blue),var(--jade));}
.ft__mark i:nth-child(2){background:linear-gradient(140deg,var(--amber),var(--rose));transform:scale(.54);}

.ft__name{
  font-size:20px;
  font-weight:900;
  letter-spacing:.02em;
  line-height:1.3;
  color:#fff;
}
.ft__note{
  max-width:28em;
  margin-top:10px;
  font-size:13.5px;
  line-height:1.75;
  color:var(--slate);
}

.ft__contact{
  display:grid;
  gap:9px;
  margin-top:22px;
}
.ft__contact-row{
  display:flex;
  align-items:baseline;
  gap:12px;
  max-width:none;
  font-size:13.5px;
  line-height:1.6;
}
.ft__label{
  flex:0 0 auto;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.14em;
  color:var(--amber);
}
.ft__value{
  min-width:0;
  color:rgba(232,236,255,.82);
  word-break:break-word;
}

.ft__col{min-width:0;}
.ft__col-title{
  display:flex;
  align-items:center;
  gap:9px;
  margin-bottom:18px;
  font-size:12.5px;
  font-weight:700;
  letter-spacing:.16em;
  color:#fff;
}
.ft__col-title::before{
  content:"";
  width:6px;height:6px;
  border-radius:2px;
  background:var(--jade);
  transform:rotate(45deg);
}
.ft__list{
  display:grid;
  gap:12px;
}
.ft__link{
  display:inline-block;
  font-size:14.5px;
  line-height:1.5;
  color:rgba(232,236,255,.72);
  transition:color .2s var(--ease),transform .2s var(--ease);
}
.ft__link:hover{
  color:var(--amber);
  transform:translateX(3px);
}

.ft__bottom{
  position:relative;
  z-index:1;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px 28px;
  margin-top:clamp(40px,5vw,64px);
  padding-top:22px;
  border-top:1px solid rgba(110,139,255,.18);
}
.ft__closing{
  max-width:none;
  margin:0;
  font-size:13px;
  color:rgba(232,236,255,.56);
}
.ft__legal{
  max-width:none;
  margin:0;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.02em;
  color:var(--slate);
}

/* ---------- injected: scroll rail + back to top ---------- */
.scroll-rail{
  position:fixed;
  top:0;left:0;right:0;
  z-index:200;
  height:3px;
  pointer-events:none;
  background:rgba(110,139,255,.1);
}
.scroll-rail__fill{
  display:block;
  width:0;
  height:100%;
  background:linear-gradient(90deg,var(--blue),var(--jade) 52%,var(--amber));
  transition:width .1s linear;
}

.to-top{
  position:fixed;
  right:clamp(14px,3vw,34px);
  bottom:clamp(14px,3vw,34px);
  z-index:140;
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:11px 19px;
  border:1px solid rgba(110,139,255,.42);
  border-radius:999px;
  background:rgba(4,16,42,.88);
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
  color:var(--ice);
  font-size:13px;
  font-weight:600;
  line-height:1;
  cursor:pointer;
  opacity:0;
  visibility:hidden;
  transform:translateY(16px);
  transition:opacity .25s var(--ease),transform .25s var(--ease),visibility .25s var(--ease),border-color .2s var(--ease),color .2s var(--ease);
}
.to-top[data-visible]{
  opacity:1;
  visibility:visible;
  transform:translateY(0);
}
.to-top:hover{
  border-color:var(--amber);
  color:var(--amber);
}
.to-top__arrow{
  font-family:var(--font-mono);
  font-size:14px;
  line-height:1;
}

/* ---------- reveal ---------- */
[data-reveal]{
  transition:opacity .55s var(--ease),transform .55s var(--ease);
}
html[data-motion="on"] [data-reveal]{
  opacity:0;
  transform:translateY(16px);
}
html[data-motion="on"] [data-reveal].is-in{
  opacity:1;
  transform:none;
}

/* ---------- responsive ---------- */
@media (max-width:1180px){
  .cmd__tagline{display:none;}
}
@media (max-width:1080px){
  .cmd__toggle{display:inline-flex;}
  .cmd__nav{
    position:absolute;
    top:100%;left:0;right:0;
    flex-direction:column;
    align-items:stretch;
    gap:2px;
    margin:0;
    max-height:0;
    padding:0 var(--gut);
    overflow:hidden;
    opacity:0;
    pointer-events:none;
    background:rgba(4,16,42,.985);
    border-bottom:1px solid rgba(110,139,255,.22);
    box-shadow:0 26px 44px -28px rgba(0,0,0,.92);
    transition:max-height .3s var(--ease),opacity .22s var(--ease),padding .3s var(--ease);
  }
  .cmd__nav[data-open]{
    max-height:min(72vh,560px);
    overflow-y:auto;
    opacity:1;
    pointer-events:auto;
    padding:10px var(--gut) 20px;
  }
  .cmd__nav-link{
    padding:13px 14px;
    border-radius:12px;
    font-size:16px;
  }
  .cmd__nav-link::after{display:none;}
  .cmd__nav-link[aria-current="page"]{background:rgba(30,79,216,.28);}
}

@media (max-width:900px){
  .grid{grid-template-columns:repeat(6,minmax(0,1fr));}
  .ft__grid{grid-template-columns:1fr 1fr;}
  .ft__brand{grid-column:1 / -1;}
}

@media (max-width:760px){
  .cmd__quick{padding-left:0;border-left:0;gap:5px;}
  .cmd__quick-link{padding:6px 10px;font-size:12px;}
  .cmd__name{font-size:15px;}
  .cmd__mark{width:26px;height:26px;}
  .ft__note{max-width:none;}
}

@media (max-width:600px){
  .grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .ft__grid{grid-template-columns:1fr;}
  .ft__bottom{flex-direction:column;align-items:flex-start;gap:10px;}
}

@media (max-width:520px){
  .cmd__inner{gap:8px;}
  .cmd__quick{
    flex:1 1 auto;
    min-width:0;
    overflow-x:auto;
    -webkit-overflow-scrolling:touch;
    scrollbar-width:none;
    -ms-overflow-style:none;
  }
  .cmd__quick::-webkit-scrollbar{display:none;}
  .cmd__quick-link{font-size:11.5px;padding:5px 9px;}
  .cmd__toggle{width:38px;height:38px;}
}

@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;
  }
  [data-reveal],
  html[data-motion="on"] [data-reveal]{
    opacity:1!important;
    transform:none!important;
  }
  .to-top{transition:none;}
  .cmd__nav{transition:none;}
}