:root{
  --blue:#0b5ed7;
  --blue-2:#0747a6;
  --sky:#eaf4ff;
  --sky-2:#f4f9ff;
  --dark:#102a43;
  --muted:#66788a;
  --line:#d9e8f7;
  --success:#0f9f6e;
  --warning:#c47a00;
  --danger:#c0392b;
  --white:#ffffff;
  --shadow:0 18px 45px rgba(11,94,215,.12);
  --soft-shadow:0 10px 25px rgba(16,42,67,.08);
  --radius:22px;
}

*{box-sizing:border-box}
body{
  margin:0;
  font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  background:linear-gradient(180deg,#f6fbff 0%,#ffffff 38%,#f8fbff 100%);
  color:var(--dark);
}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
.top-strip{
  display:flex;justify-content:space-between;gap:12px;align-items:center;
  padding:9px 28px;background:#063f91;color:white;font-size:13px;
}
.site-header{
  position:sticky;top:0;z-index:30;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:16px 28px;background:rgba(255,255,255,.94);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.brand{display:flex;align-items:center;gap:12px;min-width:240px;user-select:none}
.brand-mark{
  width:48px;height:48px;border-radius:16px;background:linear-gradient(135deg,var(--blue),#5bbcff);
  color:white;font-weight:900;display:grid;place-items:center;box-shadow:var(--soft-shadow);letter-spacing:-1px;
}
.brand strong{display:block;font-size:17px;line-height:1.05}
.brand small{display:block;color:var(--muted);margin-top:3px;font-size:12px}
.nav{display:flex;gap:8px;align-items:center;justify-content:center;flex-wrap:wrap}
.nav-link{
  border:1px solid transparent;background:transparent;color:#274b6d;padding:10px 14px;border-radius:999px;
}
.nav-link.active,.nav-link:hover{background:var(--sky);border-color:#cde7ff;color:var(--blue)}
.auth-area{display:flex;gap:10px;align-items:center;justify-content:flex-end;min-width:210px}
.user-chip{display:flex;align-items:center;gap:10px;background:var(--sky-2);border:1px solid var(--line);padding:8px 10px;border-radius:999px}
.user-chip .avatar{width:30px;height:30px;border-radius:50%;background:var(--blue);color:white;display:grid;place-items:center;font-weight:800}
.user-chip strong{font-size:13px;display:block;line-height:1.05}
.user-chip span{font-size:11px;color:var(--muted)}
.btn{
  border:0;border-radius:14px;padding:10px 14px;font-weight:750;transition:.2s;display:inline-flex;gap:8px;align-items:center;justify-content:center;
}
.btn:hover{transform:translateY(-1px)}
.btn.primary{background:var(--blue);color:white;box-shadow:0 10px 24px rgba(11,94,215,.22)}
.btn.secondary{background:#0d7bdc;color:white}
.btn.ghost{background:white;color:var(--blue);border:1px solid var(--line)}
.btn.light{background:var(--sky);color:var(--blue)}
.btn.success{background:var(--success);color:white}
.btn.warning{background:#fff3d7;color:#8a5500;border:1px solid #ffe0a3}
.btn.danger{background:#ffe8e8;color:#af1f1f;border:1px solid #ffc3c3}
.btn.dark{background:var(--dark);color:white}
.btn.small{padding:7px 10px;border-radius:10px;font-size:13px}
.btn.block{width:100%}
.hidden{display:none!important}
main{min-height:72vh}
.container{width:min(1180px,92vw);margin:0 auto;padding:32px 0}
.hero{
  position:relative;overflow:hidden;border-radius:34px;margin:28px auto 22px;padding:52px;
  background:
    radial-gradient(circle at 85% 12%,rgba(91,188,255,.35),transparent 22%),
    radial-gradient(circle at 12% 72%,rgba(11,94,215,.20),transparent 27%),
    linear-gradient(135deg,#ffffff 0%,#eef7ff 100%);
  border:1px solid var(--line);box-shadow:var(--shadow);
}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:36px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;background:white;border:1px solid #cfe6ff;color:var(--blue);padding:8px 12px;border-radius:999px;font-weight:800;font-size:13px}
h1{font-size:clamp(38px,5vw,66px);line-height:1;margin:18px 0 16px;letter-spacing:-2.2px}
.lead{font-size:18px;color:#38566e;line-height:1.65;max-width:760px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}
.hero-card{
  background:white;border:1px solid var(--line);border-radius:28px;padding:20px;box-shadow:var(--soft-shadow);
}
.market-visual{position:relative;height:330px;background:linear-gradient(180deg,#ffffff,#eef7ff);border-radius:28px;overflow:hidden;border:1px solid var(--line)}
.node{position:absolute;width:76px;height:76px;border-radius:26px;background:white;border:1px solid #cce6ff;box-shadow:var(--soft-shadow);display:grid;place-items:center;text-align:center;font-size:11px;font-weight:800;color:var(--blue)}
.node.big{width:104px;height:104px;left:50%;top:48%;transform:translate(-50%,-50%);background:linear-gradient(135deg,var(--blue),#4fb8ff);color:white;font-size:14px}
.node.n1{left:18%;top:20%}.node.n2{right:15%;top:16%}.node.n3{left:12%;bottom:18%}.node.n4{right:14%;bottom:16%}.node.n5{left:42%;bottom:7%}
.line{position:absolute;height:2px;background:#abd7ff;transform-origin:left center;opacity:.85}
.line.l1{width:155px;left:31%;top:31%;transform:rotate(18deg)}
.line.l2{width:155px;left:47%;top:31%;transform:rotate(-20deg)}
.line.l3{width:160px;left:29%;top:63%;transform:rotate(-17deg)}
.line.l4{width:150px;left:51%;top:64%;transform:rotate(19deg)}
.line.l5{width:80px;left:48%;top:72%;transform:rotate(90deg)}
.stats-row{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:18px}
.stat{background:white;border:1px solid var(--line);border-radius:20px;padding:18px;box-shadow:var(--soft-shadow)}
.stat strong{display:block;font-size:28px;color:var(--blue)}
.stat span{color:var(--muted);font-size:13px}
.section-title{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin:28px 0 16px}
.section-title h2{margin:0;font-size:32px;letter-spacing:-1px}
.section-title p{margin:6px 0 0;color:var(--muted);line-height:1.5}
.grid{display:grid;gap:18px}
.grid.two{grid-template-columns:repeat(2,1fr)}
.grid.three{grid-template-columns:repeat(3,1fr)}
.grid.four{grid-template-columns:repeat(4,1fr)}
.card{background:white;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--soft-shadow);padding:20px}
.card h3{margin:0 0 10px;font-size:20px}
.card p{color:#49657d;line-height:1.55}
.badge{display:inline-flex;align-items:center;gap:6px;padding:6px 10px;border-radius:999px;font-size:12px;font-weight:850;background:var(--sky);color:var(--blue);border:1px solid #cde7ff}
.badge.green{background:#eafaf4;color:#087c55;border-color:#c4f0dd}
.badge.orange{background:#fff4df;color:#9a5b00;border-color:#ffe0a3}
.badge.red{background:#ffeded;color:#b11d1d;border-color:#ffc8c8}
.badge.dark{background:#eff3f8;color:#102a43;border-color:#d6e0ea}
.toolbar{display:grid;grid-template-columns:1.4fr .8fr .8fr auto;gap:12px;align-items:center;margin:20px 0}
.input,.select,.textarea{
  width:100%;padding:12px 14px;border-radius:14px;border:1px solid var(--line);background:white;color:var(--dark);outline:none;
}
.input:focus,.select:focus,.textarea:focus{border-color:#82c7ff;box-shadow:0 0 0 4px rgba(11,94,215,.08)}
.textarea{min-height:110px;resize:vertical}
.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.product-card{position:relative;overflow:hidden;background:white;border:1px solid var(--line);border-radius:24px;box-shadow:var(--soft-shadow)}
.product-image{height:190px;background:#eaf4ff;display:grid;place-items:center;color:#5b7b99;overflow:hidden}
.product-image img{width:100%;height:100%;object-fit:cover}
.product-body{padding:17px}
.product-title{display:flex;justify-content:space-between;gap:10px;align-items:flex-start}
.product-title h3{margin:0;font-size:19px;line-height:1.2}
.price{font-weight:900;color:var(--blue);font-size:20px;white-space:nowrap}
.seller-line{margin:10px 0;color:var(--muted);font-size:14px;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.product-desc{color:#49657d;line-height:1.5;font-size:14px;min-height:42px}
.product-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}
.featured-ribbon{position:absolute;top:14px;left:14px;background:linear-gradient(135deg,#0b5ed7,#00a4ff);color:white;border-radius:999px;padding:7px 11px;font-size:12px;font-weight:900;box-shadow:var(--soft-shadow)}
.role-list{display:flex;flex-wrap:wrap;gap:10px;margin:16px 0}
.role-pill{border:1px solid var(--line);background:white;border-radius:999px;padding:10px 14px;font-weight:750;color:#315878}
.role-pill.active{background:var(--blue);color:white;border-color:var(--blue)}
.dashboard-layout{display:grid;grid-template-columns:265px 1fr;gap:20px;align-items:start}
.sidebar{position:sticky;top:92px;background:white;border:1px solid var(--line);border-radius:24px;padding:14px;box-shadow:var(--soft-shadow)}
.side-btn{width:100%;text-align:left;background:transparent;border:0;padding:12px 14px;border-radius:14px;color:#315878;font-weight:750;margin:2px 0}
.side-btn.active,.side-btn:hover{background:var(--sky);color:var(--blue)}
.panel{background:white;border:1px solid var(--line);border-radius:24px;padding:22px;box-shadow:var(--soft-shadow)}
.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:18px;background:white}
table{width:100%;border-collapse:collapse;min-width:780px}
th,td{text-align:left;padding:13px 14px;border-bottom:1px solid #e8f1fa;vertical-align:top;font-size:14px}
th{background:#f1f8ff;color:#244a68;font-size:13px;text-transform:uppercase;letter-spacing:.04em}
tr:last-child td{border-bottom:0}
.profile-card{display:flex;align-items:flex-start;gap:16px;padding:16px;border:1px solid var(--line);border-radius:20px;background:#fbfdff}
.profile-avatar{width:64px;height:64px;border-radius:22px;background:linear-gradient(135deg,var(--blue),#6cc6ff);display:grid;place-items:center;color:white;font-size:23px;font-weight:900;flex:0 0 auto}
.profile-card h3{margin:0 0 4px}.profile-card p{margin:5px 0;color:var(--muted)}
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.form-grid .full{grid-column:1/-1}
.preview-img{width:100%;max-height:180px;object-fit:cover;border-radius:16px;border:1px solid var(--line);background:#eef7ff}
.timeline{display:grid;gap:12px}
.timeline-item{display:flex;gap:12px;align-items:flex-start;padding:14px;border:1px solid var(--line);border-radius:18px;background:#fbfdff}
.timeline-dot{width:36px;height:36px;border-radius:50%;background:var(--blue);color:white;display:grid;place-items:center;font-weight:900;flex:0 0 auto}
.empty{padding:34px;text-align:center;color:var(--muted);background:#fbfdff;border:1px dashed #bed7ef;border-radius:20px}
.modal{position:fixed;inset:0;background:rgba(16,42,67,.50);display:grid;place-items:center;padding:20px;z-index:99}
.modal-card{width:min(760px,96vw);max-height:88vh;overflow:auto;background:white;border-radius:28px;box-shadow:0 30px 90px rgba(16,42,67,.35);padding:24px;position:relative}
.modal-close{position:absolute;right:18px;top:14px;border:0;background:#eef7ff;color:var(--blue);width:36px;height:36px;border-radius:50%;font-size:22px}
.toast{position:fixed;right:22px;bottom:22px;background:#102a43;color:white;padding:14px 18px;border-radius:16px;box-shadow:0 18px 40px rgba(16,42,67,.25);z-index:120;font-weight:750}
.footer{display:flex;justify-content:space-between;gap:16px;padding:24px 28px;color:var(--muted);border-top:1px solid var(--line);background:white;font-size:13px}
.kpi-row{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:18px}
.kpi{background:linear-gradient(180deg,#ffffff,#f4faff);border:1px solid var(--line);border-radius:20px;padding:18px}.kpi strong{font-size:27px;color:var(--blue);display:block}.kpi span{color:var(--muted);font-size:13px}
.notice{border:1px solid #cfe6ff;background:linear-gradient(135deg,#f4faff,#ffffff);border-radius:18px;padding:16px;color:#315878;line-height:1.55}
.action-stack{display:flex;flex-wrap:wrap;gap:8px}
.small-text{font-size:13px;color:var(--muted);line-height:1.45}
.divider{height:1px;background:var(--line);margin:18px 0}

@media(max-width:980px){
  .site-header{align-items:flex-start;flex-direction:column}.auth-area{min-width:0}.hero-grid,.grid.two,.grid.three,.grid.four,.product-grid,.dashboard-layout,.kpi-row{grid-template-columns:1fr}.toolbar{grid-template-columns:1fr}.sidebar{position:relative;top:0}.hero{padding:28px}.stats-row{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:620px){.top-strip,.footer{flex-direction:column;align-items:flex-start}.form-grid{grid-template-columns:1fr}.stats-row{grid-template-columns:1fr}h1{font-size:38px}.product-image{height:160px}}