:root{
  --bg:#03070b;
  --panel:#08131c;
  --panel2:#0b1c28;
  --line:#17364a;
  --cyan:#11d7ff;
  --cyan2:#008dff;
  --text:#f4fbff;
  --muted:#8ca5b5;
  --green:#46f1b2;
  --shadow:0 20px 60px rgba(0,0,0,.35);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:
    radial-gradient(circle at 80% 10%, rgba(0,141,255,.14), transparent 28rem),
    radial-gradient(circle at 10% 60%, rgba(17,215,255,.07), transparent 28rem),
    var(--bg);
  color:var(--text);
  font-family:Inter,system-ui,sans-serif;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.topbar{
  position:sticky;top:0;z-index:20;
  display:flex;align-items:center;justify-content:space-between;
  gap:20px;padding:12px clamp(20px,5vw,72px);
  background:rgba(3,7,11,.82);backdrop-filter:blur(18px);
  border-bottom:1px solid rgba(17,215,255,.12)
}
.brand img{width:min(470px,46vw);max-height:70px;object-fit:contain;object-position:left center}
.nav{display:flex;align-items:center;gap:24px;color:#c6d7e2;font-size:14px}
.nav a:hover{color:var(--cyan)}
.nav-cta{padding:10px 16px;border:1px solid rgba(17,215,255,.55);border-radius:10px}
.menu-btn{display:none;background:none;border:0;color:white;font-size:25px}
.hero{
  min-height:760px;
  display:grid;grid-template-columns:1.05fr .95fr;align-items:center;
  gap:36px;padding:70px clamp(20px,6vw,90px);
  position:relative;overflow:hidden
}
.hero-glow{
  position:absolute;width:520px;height:520px;right:-120px;top:30px;
  background:radial-gradient(circle,rgba(17,215,255,.22),transparent 65%);
  filter:blur(10px);pointer-events:none
}
.hero-copy{position:relative;z-index:2;max-width:760px}
.eyebrow{
  display:inline-block;color:var(--cyan);font-family:Orbitron,sans-serif;
  font-size:12px;letter-spacing:.18em;font-weight:700;margin-bottom:14px
}
h1,h2,h3{font-family:Orbitron,sans-serif;margin:0}
h1{font-size:clamp(42px,6vw,82px);line-height:1.03;letter-spacing:-.03em}
h2{font-size:clamp(30px,4vw,52px);line-height:1.08}
h3{font-size:19px}
.hero-copy p,.split-copy p,.about p{
  color:var(--muted);font-size:18px;line-height:1.75;max-width:720px
}
.hero-actions{display:flex;gap:12px;margin:28px 0 24px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:14px 20px;border-radius:12px;font-weight:700;border:1px solid transparent;
  cursor:pointer;font:inherit
}
.primary{background:linear-gradient(135deg,var(--cyan2),var(--cyan));color:#00111b;box-shadow:0 10px 30px rgba(0,141,255,.24)}
.secondary{border-color:#24495d;background:#091720;color:#dff8ff}
.hero-pills{display:flex;flex-wrap:wrap;gap:10px;color:#aac0cd;font-size:13px}
.hero-pills span{border:1px solid #163747;background:rgba(8,19,28,.75);padding:9px 12px;border-radius:999px}
.hero-media{position:relative;z-index:1}
.hero-media img{
  width:100%;border-radius:22px;border:1px solid rgba(17,215,255,.24);
  box-shadow:var(--shadow),0 0 80px rgba(0,141,255,.11)
}
.section{padding:86px clamp(20px,6vw,90px)}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:26px;margin-bottom:30px}
.search-wrap input{
  width:min(410px,80vw);padding:15px 16px;border-radius:12px;
  border:1px solid #1f4255;background:#07131c;color:#fff;outline:none
}
.search-wrap input:focus{border-color:var(--cyan)}
.filter-row{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:24px}
.filter{
  padding:9px 14px;border-radius:999px;border:1px solid #19394b;
  background:#07131c;color:#a9bdc9;cursor:pointer
}
.filter.active,.filter:hover{color:#00131c;background:var(--cyan);border-color:var(--cyan)}
.parts-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.part-card{
  background:linear-gradient(180deg,rgba(12,30,42,.94),rgba(6,16,23,.94));
  border:1px solid #143448;border-radius:18px;overflow:hidden;
  box-shadow:0 14px 30px rgba(0,0,0,.2);transition:.2s ease
}
.part-card:hover{transform:translateY(-4px);border-color:#1d6687}
.part-image{
  min-height:190px;display:flex;align-items:center;justify-content:center;
  background:
    linear-gradient(135deg,rgba(17,215,255,.07),rgba(0,141,255,.02)),
    repeating-linear-gradient(0deg,transparent,transparent 25px,rgba(17,215,255,.03) 26px);
  border-bottom:1px solid #163448
}
.part-image span{font-family:Orbitron,sans-serif;letter-spacing:.22em;color:#4b7a93;font-weight:700}
.part-body{padding:20px}
.part-body p{color:var(--muted);line-height:1.6;min-height:52px}
.part-meta{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}
.tag{font-size:12px;background:#0e2b3a;color:#9feeff;border:1px solid #174b62;padding:5px 8px;border-radius:999px}
.stock{font-size:12px;color:var(--green)}
.specs{display:grid;gap:6px;color:#8fa7b5;font-size:13px;border-top:1px solid #153042;border-bottom:1px solid #153042;padding:12px 0;margin:14px 0}
.card-link{color:var(--cyan);font-weight:700;font-size:14px}
.no-results{color:var(--muted);text-align:center;padding:30px}
.split-section{
  display:grid;grid-template-columns:1fr 1fr;gap:58px;align-items:center;
  padding:70px clamp(20px,6vw,90px);background:#050d13;border-top:1px solid #0e2634;border-bottom:1px solid #0e2634
}
.split-media img{border-radius:22px;border:1px solid #173e53}
.feature-list{display:grid;gap:14px;margin-top:30px}
.feature-list div{display:grid;grid-template-columns:54px 1fr;align-items:center;gap:14px;padding:14px;border:1px solid #153446;border-radius:14px;background:#08151e}
.feature-list b{font-family:Orbitron,sans-serif;color:var(--cyan);font-size:22px}
.feature-list span{color:#b4c6d0}
.community-card,.contact-card{
  display:flex;justify-content:space-between;align-items:center;gap:30px;
  padding:42px;border:1px solid #174257;border-radius:22px;
  background:linear-gradient(135deg,rgba(0,141,255,.10),rgba(17,215,255,.03))
}
.community-card p,.contact-card p{color:var(--muted);line-height:1.6;max-width:720px}
.community-actions{display:grid;gap:8px;min-width:260px}
.community-actions small{color:#718b9a;text-align:center}
.about{max-width:1050px}
.contact{padding-top:20px}
footer{
  border-top:1px solid #102938;padding:30px clamp(20px,6vw,90px);
  display:flex;align-items:center;justify-content:space-between;gap:24px;color:#6f8795;font-size:13px
}
footer img{width:260px;max-height:48px;object-fit:contain;object-position:left center;opacity:.88}

@media(max-width:980px){
  .hero,.split-section{grid-template-columns:1fr}
  .hero{padding-top:52px;min-height:auto}
  .hero-media{max-width:780px}
  .parts-grid{grid-template-columns:repeat(2,1fr)}
  .nav{display:none;position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:flex-start;padding:20px;background:#050d13;border-bottom:1px solid #17364a}
  .nav.open{display:flex}
  .menu-btn{display:block}
  .brand img{width:min(430px,70vw)}
}
@media(max-width:650px){
  .parts-grid{grid-template-columns:1fr}
  .section-head,.community-card,.contact-card,footer{align-items:flex-start;flex-direction:column}
  .hero-actions{flex-direction:column;align-items:stretch}
  h1{font-size:42px}
  .section{padding-top:64px;padding-bottom:64px}
  .community-card,.contact-card{padding:26px}
  .community-actions{width:100%;min-width:0}
}


.agent-commerce{padding-top:28px}
.agent-card{
  display:grid;grid-template-columns:1.3fr .7fr;gap:30px;align-items:center;
  padding:42px;border:1px solid #174257;border-radius:22px;
  background:
    radial-gradient(circle at 85% 15%,rgba(17,215,255,.11),transparent 18rem),
    linear-gradient(135deg,rgba(0,141,255,.10),rgba(17,215,255,.025))
}
.agent-card p{color:var(--muted);line-height:1.7;max-width:760px}
.agent-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.agent-badges span{padding:9px 12px;border:1px solid #17445a;border-radius:999px;background:#07151e;color:#aeeeff;font-size:13px}
.agent-panel{
  border:1px solid #1c536c;border-radius:18px;padding:24px;background:rgba(3,11,16,.72);
  box-shadow:inset 0 0 36px rgba(0,141,255,.05)
}
.agent-panel strong{display:block;font-family:Orbitron,sans-serif;font-size:20px;margin:12px 0}
.agent-status{font:700 11px Orbitron,sans-serif;letter-spacing:.15em;color:var(--green)}
.agent-status span{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 14px var(--green);margin-right:8px}
@media(max-width:980px){.agent-card{grid-template-columns:1fr}}


.section-intro{color:var(--muted);line-height:1.7;max-width:720px;margin:12px 0 0}
.extra-categories{padding-top:30px}
.category-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.category-card{
  position:relative;overflow:hidden;
  background:linear-gradient(180deg,rgba(12,30,42,.96),rgba(6,16,23,.96));
  border:1px solid #15384b;border-radius:20px;padding:26px;
  box-shadow:0 16px 38px rgba(0,0,0,.22);transition:.2s ease
}
.category-card:hover{transform:translateY(-4px);border-color:#1d6789}
.category-icon{
  width:58px;height:58px;border-radius:16px;display:grid;place-items:center;font-size:28px;
  background:linear-gradient(135deg,rgba(0,141,255,.18),rgba(17,215,255,.08));
  border:1px solid #1a5068;margin-bottom:22px
}
.category-body p{color:var(--muted);line-height:1.65;min-height:76px}
.subcategory-list{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin:20px 0}
.subcategory-list span{
  display:block;padding:9px 10px;border-radius:10px;background:#07151e;
  border:1px solid #14384a;color:#b7d0dd;font-size:13px
}
.coming-soon{
  display:inline-block;margin-top:6px;color:var(--green);font-size:12px;
  font-family:Orbitron,sans-serif;letter-spacing:.08em
}
.community-chat-card{
  display:grid;grid-template-columns:.9fr 1.1fr;gap:34px;align-items:center;
  padding:34px;border:1px solid #174257;border-radius:22px;
  background:linear-gradient(135deg,rgba(0,141,255,.09),rgba(17,215,255,.025))
}
.community-copy p{color:var(--muted);line-height:1.7;max-width:650px}
.chat-pills{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.chat-pills span{padding:8px 10px;border:1px solid #17445a;border-radius:999px;background:#07151e;color:#aeeeff;font-size:12px}
.chat-shell{border:1px solid #1c526b;border-radius:18px;background:#061019;overflow:hidden;box-shadow:0 18px 42px rgba(0,0,0,.25)}
.chat-shell-head{display:flex;justify-content:space-between;align-items:center;padding:15px 16px;border-bottom:1px solid #143448;color:#c7e9f5;font-weight:700}
.chat-shell-head small{color:var(--green);font-family:Orbitron,sans-serif;letter-spacing:.12em}
.online-dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 10px var(--green);margin-right:8px}
.chat-placeholder{min-height:230px;padding:26px;display:flex;align-items:center;justify-content:center;background:radial-gradient(circle at 50% 50%,rgba(17,215,255,.06),transparent 60%)}
.chat-bubble{max-width:390px;padding:18px;border:1px solid #19465c;border-radius:16px;background:#0a1b26}
.chat-bubble p{color:var(--muted);line-height:1.55;margin-bottom:0}
.chat-input-demo{display:flex;justify-content:space-between;align-items:center;padding:14px 16px;border-top:1px solid #143448;color:#6f8998}
.chat-input-demo b{color:var(--cyan)}
@media(max-width:980px){
  .category-grid,.community-chat-card{grid-template-columns:1fr}
  .category-body p{min-height:0}
}
@media(max-width:650px){.subcategory-list{grid-template-columns:1fr}}

.live-chat-shell{min-height:560px}
.chatango-wrap{height:500px;min-height:500px;width:100%;overflow:hidden;background:#02090e}
.chat-room-link{padding:11px 16px;border-top:1px solid #143448;text-align:right;background:#061019}
.chat-room-link a{color:var(--cyan);font-size:13px;font-weight:700}
@media(max-width:650px){
  .live-chat-shell{min-height:520px}
  .chatango-wrap{height:460px;min-height:460px}
}


.nav-account,.nav-sell{
  border:0;cursor:pointer;font:inherit;font-size:14px;font-weight:700;border-radius:10px;padding:10px 14px
}
.nav-account{background:transparent;color:#c6d7e2;border:1px solid #24495d}
.nav-sell{background:linear-gradient(135deg,var(--cyan2),var(--cyan));color:#00111b}
.marketplace{padding-top:46px}
.marketplace-toolbar{display:flex;gap:12px;margin:0 0 24px}
.marketplace-toolbar input,.marketplace-toolbar select,
.stack-form input,.stack-form select,.stack-form textarea{
  width:100%;padding:13px 14px;border-radius:11px;border:1px solid #1b4053;background:#06131c;color:white;outline:none
}
.marketplace-toolbar input{flex:1}
.marketplace-toolbar select{max-width:250px}
.listing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.empty-marketplace{
  grid-column:1/-1;padding:55px 26px;border:1px dashed #1b4b61;border-radius:20px;text-align:center;
  background:linear-gradient(180deg,rgba(8,25,35,.78),rgba(5,13,19,.78))
}
.empty-marketplace p{color:var(--muted)}
.empty-icon{font-size:48px;margin-bottom:10px}
.marketplace-note{margin-top:16px;color:#8da8b6;font-size:13px}
.modal-backdrop{
  position:fixed;inset:0;z-index:100;background:rgba(0,0,0,.76);display:grid;place-items:center;padding:20px;
  backdrop-filter:blur(7px)
}
.modal-backdrop[hidden]{display:none}
.modal-card{
  width:min(520px,96vw);max-height:90vh;overflow:auto;position:relative;padding:30px;border-radius:20px;
  border:1px solid #1b536c;background:#06121a;box-shadow:0 30px 90px rgba(0,0,0,.65)
}
.modal-wide{width:min(850px,96vw)}
.modal-close{
  position:absolute;top:14px;right:16px;border:0;background:transparent;color:white;font-size:32px;cursor:pointer
}
.modal-help,.form-status{color:var(--muted);line-height:1.6}
.stack-form{display:grid;gap:14px;margin-top:18px}
.stack-form label{display:grid;gap:7px;color:#bdd2dd;font-size:13px;font-weight:600}
.two-col-form{grid-template-columns:1fr 1fr}
.full-span{grid-column:1/-1}
.modal-actions{display:flex;gap:10px;flex-wrap:wrap}
.checkbox-line{grid-template-columns:auto 1fr!important;align-items:start}
.checkbox-line input{width:auto;margin-top:3px}
@media(max-width:980px){
  .listing-grid{grid-template-columns:1fr}
  .marketplace-toolbar{flex-direction:column}
  .marketplace-toolbar select{max-width:none}
  .nav-account,.nav-sell{width:100%;text-align:left}
}
@media(max-width:650px){.two-col-form{grid-template-columns:1fr}.full-span{grid-column:1}}

.market-listing{background:linear-gradient(180deg,rgba(12,30,42,.96),rgba(6,16,23,.96));border:1px solid #15384b;border-radius:18px;overflow:hidden}
.market-photo{aspect-ratio:4/3;background:#06131c;display:grid;place-items:center;color:#55798d;font-family:Orbitron,sans-serif;letter-spacing:.12em}
.market-photo img{width:100%;height:100%;object-fit:cover}
.market-body{padding:18px}.market-top{display:flex;justify-content:space-between;gap:8px;align-items:center}
.market-price{display:block;color:var(--cyan);font-family:Orbitron,sans-serif;font-size:20px;margin:10px 0}
.market-body p{color:var(--muted);line-height:1.55}
.market-meta{display:flex;flex-wrap:wrap;gap:8px;color:#9eb5c2;font-size:12px}
.market-meta span{border:1px solid #153b4e;border-radius:999px;padding:6px 8px}
.pending-chip{font-size:11px;text-transform:uppercase;color:#ffd78d;border:1px solid #6e5421;border-radius:999px;padding:5px 8px}
button:disabled{opacity:.55;cursor:not-allowed}