:root {
  --bg: #060913;
  --bg2: #0a1020;
  --panel: rgba(15, 23, 42, .82);
  --panel-solid: #111827;
  --text: #eef6ff;
  --muted: #94a3b8;
  --line: rgba(148, 163, 184, .2);
  --blue: #27d6ff;
  --purple: #8b5cf6;
  --green: #22c55e;
  --yellow: #f59e0b;
  --red: #ef4444;
  --radius: 24px;
  --shadow: 0 26px 80px rgba(0,0,0,.35);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 12% 0%, rgba(39,214,255,.22), transparent 32rem),
    radial-gradient(circle at 90% 12%, rgba(139,92,246,.18), transparent 30rem),
    linear-gradient(135deg, var(--bg), var(--bg2) 55%, #07101f);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
a { color: inherit; text-decoration: none; }
main { min-height: 70vh; }
.site-header {
  position: sticky; top: 0; z-index: 20;
  display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 22px;
  padding: 14px clamp(16px,4vw,56px);
  border-bottom: 1px solid rgba(255,255,255,.08);
  background: rgba(6,9,19,.78); backdrop-filter: blur(18px);
}
.brand, .auth-actions, .row-actions, .hero-actions, .hero-badges { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.brand { font-weight: 900; letter-spacing: -.03em; }
.brand-mark { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 16px; background: linear-gradient(135deg,var(--blue),var(--purple)); color: #00111a; font-size: 13px; box-shadow: 0 18px 40px rgba(39,214,255,.22); }
.main-nav { display: flex; gap: 16px; justify-content: center; color: var(--muted); font-size: 14px; flex-wrap: wrap; }
.main-nav a { padding: 8px 0; }
.main-nav a:hover { color: var(--text); }
.user-chip, .fine-print, small { color: var(--muted); font-size: 13px; }
.button, .ghost, button { border: 0; border-radius: 999px; padding: 12px 18px; font-weight: 900; cursor: pointer; font: inherit; }
.button { background: linear-gradient(135deg,var(--blue),var(--purple)); color: #041018; box-shadow: 0 18px 44px rgba(39,214,255,.22); }
.ghost { border: 1px solid var(--line); background: rgba(255,255,255,.045); color: var(--text); }
.small { padding: 8px 12px; font-size: 13px; }
.full { width: 100%; display: block; text-align: center; }
.hero-shell, .detail-layout { display: grid; grid-template-columns: minmax(0,1.15fr) minmax(300px,.85fr); gap: 34px; align-items: center; padding: 82px clamp(18px,5vw,80px); }
.detail-layout { grid-template-columns: minmax(0,1fr) 410px; align-items: start; padding-top: 58px; }
.hero-copy h1, .page-head h1 { font-size: clamp(38px,6.5vw,82px); line-height: .92; margin: 10px 0 18px; letter-spacing: -.07em; max-width: 980px; }
.hero-copy p, .page-head p, .section-heading p, .product-body p, .buy-panel p, .detail-card p, .setting-tip { color: var(--muted); line-height: 1.75; }
.eyebrow { color: var(--blue)!important; text-transform: uppercase; letter-spacing: .18em; font-size: 12px; font-weight: 950; }
.hero-badges { margin-top: 24px; }
.hero-badges span, .card-chips span { border: 1px solid var(--line); background: rgba(255,255,255,.055); border-radius: 999px; padding: 8px 11px; color: var(--muted); font-size: 12px; font-weight: 800; }
.market-phone-card { border: 1px solid rgba(255,255,255,.11); border-radius: 34px; padding: 18px; background: linear-gradient(180deg,rgba(255,255,255,.10),rgba(255,255,255,.035)); box-shadow: var(--shadow); max-width: 440px; margin-left: auto; }
.phone-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 16px; }
.phone-top span { width: 42px; height: 7px; border-radius: 999px; background: rgba(255,255,255,.28); }
.phone-top em { font-style: normal; color: var(--green); font-size: 12px; }
.phone-stat { min-height: 150px; padding: 22px; border-radius: 28px; background: linear-gradient(135deg, rgba(39,214,255,.18), rgba(139,92,246,.18)); display: grid; align-content: end; }
.phone-stat span, .phone-grid span { color: var(--muted); font-size: 12px; }
.phone-stat strong { font-size: 42px; letter-spacing: -.05em; }
.phone-grid, .trust-panel, .metric-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 14px; margin-top: 14px; }
.phone-grid div, .trust-panel div, .metric-grid div, .feature-grid article, .detail-card, .buy-panel, .auth-card, .form-panel, .table-card, .ai-card, .filter-panel, .hero-mini-card, .settings-shell { background: linear-gradient(180deg,rgba(255,255,255,.075),rgba(255,255,255,.035)); border: 1px solid rgba(255,255,255,.1); border-radius: var(--radius); padding: 22px; box-shadow: 0 20px 60px rgba(0,0,0,.18); }
.phone-grid b, .trust-panel strong, .metric-grid strong, .hero-mini-card strong { display: block; font-size: 30px; }
.mini-product-list { display: grid; gap: 10px; margin-top: 14px; }
.mini-product-list a { display: flex; justify-content: space-between; gap: 10px; padding: 14px; border: 1px solid var(--line); border-radius: 18px; background: rgba(6,9,19,.5); }
.section-wrap { padding: 28px clamp(18px,5vw,80px); }
.tight { padding-top: 10px; }
.section-heading { max-width: 860px; margin-bottom: 24px; }
.split-heading { max-width: none; display: flex; justify-content: space-between; align-items: end; gap: 20px; }
.section-heading h2 { font-size: clamp(28px, 4vw, 48px); line-height: 1; margin: 0; letter-spacing: -.04em; }
.product-grid, .feature-grid { display: grid; grid-template-columns: repeat(auto-fit,minmax(260px,1fr)); gap: 20px; }
.premium-grid { grid-template-columns: repeat(auto-fit,minmax(285px,1fr)); }
.product-card { overflow: hidden; border: 1px solid rgba(255,255,255,.1); background: var(--panel); border-radius: var(--radius); box-shadow: 0 18px 60px rgba(0,0,0,.22); transition: transform .2s ease, border-color .2s ease; }
.product-card:hover { transform: translateY(-4px); border-color: rgba(39,214,255,.36); }
.product-image { display: block; height: 198px; background-size: cover; background-position: center; position: relative; }
.product-image .badge { position: absolute; left: 14px; top: 14px; backdrop-filter: blur(8px); }
.product-body { padding: 18px; }
.product-body h3 { margin: 10px 0; line-height: 1.25; }
.card-meta, .product-foot { display: flex; justify-content: space-between; gap: 12px; align-items: center; color: var(--muted); font-size: 13px; }
.card-chips { display: flex; gap: 7px; flex-wrap: wrap; margin: 14px 0; }
.badge { display: inline-flex; padding: 6px 11px; border-radius: 999px; font-size: 11px; text-transform: uppercase; font-weight: 950; letter-spacing: .06em; }
.badge.basic { background: rgba(39,214,255,.13); color: var(--blue); }
.badge.verified { background: rgba(34,197,94,.15); color: var(--green); }
.badge.premium { background: rgba(245,158,11,.16); color: var(--yellow); }
.page-head { padding: 58px clamp(18px,5vw,80px) 24px; }
.page-head.split { display: flex; align-items: end; justify-content: space-between; gap: 20px; }
.search-bar { display: grid; grid-template-columns: minmax(180px,1fr) minmax(170px,260px) auto; gap: 12px; margin-top: 24px; }
.market-layout { display: grid; grid-template-columns: 270px minmax(0,1fr); gap: 22px; align-items: start; }
.filter-panel { position: sticky; top: 92px; display: grid; gap: 10px; }
.filter-panel a { padding: 12px 14px; border: 1px solid var(--line); border-radius: 16px; background: rgba(255,255,255,.045); color: var(--muted); font-weight: 800; }
.filter-panel a:hover { color: var(--text); border-color: rgba(39,214,255,.34); }
.form-stack { display: grid; gap: 16px; }
.compact-form { margin-top: 14px; }
input, select, textarea { width: 100%; margin-top: 7px; border: 1px solid var(--line); background: rgba(6,9,19,.78); color: var(--text); border-radius: 14px; padding: 13px 14px; font: inherit; outline: none; }
input:focus, select:focus, textarea:focus { border-color: rgba(39,214,255,.65); box-shadow: 0 0 0 4px rgba(39,214,255,.08); }
label { color: var(--muted); font-weight: 800; font-size: 14px; }
.auth-card { max-width: 520px; margin: 80px auto; }
.auth-card.wide { max-width: 740px; }
.detail-image { width: 100%; border-radius: var(--radius); border: 1px solid rgba(255,255,255,.1); aspect-ratio: 16/10; object-fit: cover; box-shadow: var(--shadow); }
.detail-tabs { display: grid; gap: 18px; margin-top: 18px; }
.buy-panel { position: sticky; top: 92px; align-self: start; }
.buy-panel h1 { font-size: 40px; line-height: 1; margin: 12px 0; letter-spacing: -.04em; }
.metric-list { display: grid; gap: 10px; margin: 18px 0; }
.metric-list div { display: flex; justify-content: space-between; border-bottom: 1px solid rgba(255,255,255,.08); padding-bottom: 10px; }
.metric-list span { color: var(--muted); }
.table-card { overflow: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 13px 12px; border-bottom: 1px solid rgba(255,255,255,.08); text-align: left; vertical-align: top; }
th { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .08em; }
code { background: #080d18; border: 1px solid var(--line); border-radius: 8px; padding: 2px 6px; color: var(--blue); }
.dashboard-grid, .chat-layout { display: grid; grid-template-columns: minmax(260px,.7fr) minmax(320px,1.3fr); gap: 20px; }
.chat-layout { grid-template-columns: minmax(0,1fr) 340px; }
.settings-grid { display: grid; grid-template-columns: repeat(auto-fit,minmax(260px,1fr)); gap: 18px; margin-bottom: 20px; }
.settings-grid.compact { grid-template-columns: repeat(auto-fit,minmax(230px,1fr)); }
.settings-shell { padding: 0; overflow: hidden; }
.settings-tabs { display: flex; gap: 8px; overflow-x: auto; padding: 14px; border-bottom: 1px solid var(--line); background: rgba(6,9,19,.48); }
.tab-button { white-space: nowrap; background: transparent; border: 1px solid var(--line); color: var(--muted); padding: 10px 14px; }
.tab-button.active { background: linear-gradient(135deg,var(--blue),var(--purple)); color: #041018; border-color: transparent; }
.settings-panel { display: none; padding: 22px; }
.settings-panel.active { display: block; }
.settings-panel-head { display: flex; justify-content: space-between; gap: 16px; align-items: center; margin-bottom: 20px; }
.settings-panel-head h2 { margin: 0; font-size: 30px; }
.storage-choice { display: grid; grid-template-columns: repeat(auto-fit,minmax(260px,1fr)); gap: 14px; margin-bottom: 18px; }
.choice-card { display: flex; gap: 12px; align-items: flex-start; border: 1px solid var(--line); border-radius: 20px; padding: 16px; background: rgba(255,255,255,.04); cursor: pointer; }
.choice-card input { width: auto; margin-top: 5px; }
.choice-card strong, .choice-card small { display: block; }
.settings-savebar { position: sticky; bottom: 0; display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 16px 22px; background: rgba(6,9,19,.9); border-top: 1px solid var(--line); backdrop-filter: blur(18px); }
.settings-savebar span { display: block; color: var(--muted); font-size: 13px; margin-top: 3px; }
fieldset { border: 1px solid var(--line); border-radius: 18px; padding: 18px; }
legend { color: var(--blue); font-weight: 900; }
.message-list { display: grid; gap: 14px; }
.message { padding: 16px; border-radius: 18px; background: var(--panel-solid); border: 1px solid rgba(255,255,255,.08); }
.message.author, .message.superadmin, .message.admin { background: #131b2e; }
.message span { display: block; color: var(--muted); font-size: 12px; }
.inline-form { display: inline-flex; gap: 8px; align-items: center; margin: 3px; flex-wrap: wrap; }
.inline-form select { margin: 0; min-width: 120px; }
.inline-form input { min-width: 130px; }
.inline-form input[type=file] { max-width: 220px; }
.inline-form button { padding: 8px 10px; }
.flash-wrap { padding: 14px clamp(18px,5vw,80px); display: grid; gap: 8px; }
.flash { padding: 12px 16px; border-radius: 14px; border: 1px solid rgba(255,255,255,.1); }
.flash.success { background: rgba(34,197,94,.15); }
.flash.error { background: rgba(239,68,68,.15); }
.flash.warning { background: rgba(245,158,11,.15); }
.ai-helper { position: fixed; right: 18px; bottom: 18px; max-width: 300px; background: rgba(17,22,36,.92); border: 1px solid rgba(39,214,255,.22); border-radius: 20px; padding: 16px; box-shadow: 0 20px 50px rgba(0,0,0,.3); backdrop-filter: blur(14px); font-size: 13px; z-index: 15; }
.ai-helper p { margin: 6px 0 0; color: var(--muted); line-height: 1.55; }
.site-footer { display: flex; justify-content: center; gap: 18px; flex-wrap: wrap; color: var(--muted); border-top: 1px solid rgba(255,255,255,.08); padding: 26px; font-size: 13px; }
@media (max-width: 1050px) {
  .site-header { grid-template-columns: 1fr; align-items: start; }
  .main-nav { justify-content: start; }
  .hero-shell, .detail-layout, .dashboard-grid, .chat-layout, .market-layout { grid-template-columns: 1fr; }
  .search-bar { grid-template-columns: 1fr; }
  .page-head.split, .split-heading, .settings-panel-head, .settings-savebar { display: block; }
  .buy-panel, .filter-panel { position: static; }
  .ai-helper { position: static; max-width: none; margin: 18px; }
  .trust-panel, .metric-grid, .phone-grid { grid-template-columns: 1fr; }
  .hero-copy h1, .page-head h1 { font-size: 42px; }
  .market-phone-card { margin-left: 0; max-width: none; }
}
@media (max-width: 560px) {
  .hero-shell, .detail-layout { padding: 46px 16px; }
  .section-wrap, .page-head { padding-left: 16px; padding-right: 16px; }
  .hero-copy h1, .page-head h1 { font-size: 36px; }
  .button, .ghost, button { width: 100%; text-align: center; }
  .auth-actions .ghost, .auth-actions .button, .inline-form button, .tab-button { width: auto; }
  .product-grid { grid-template-columns: 1fr; }
}
.upload-panel { background: transparent; border: 0; box-shadow: none; padding-top: 0; }
.upload-form fieldset { background: linear-gradient(180deg,rgba(255,255,255,.075),rgba(255,255,255,.035)); box-shadow: 0 20px 60px rgba(0,0,0,.16); }
.tag-picker { display: grid; grid-template-columns: repeat(auto-fit,minmax(170px,1fr)); gap: 10px; }
.tag-choice { display: flex; align-items: center; gap: 10px; border: 1px solid var(--line); border-radius: 16px; padding: 12px; background: rgba(255,255,255,.04); cursor: pointer; }
.tag-choice input { width: auto; margin: 0; }
.tag-choice span { display: grid; gap: 2px; color: var(--text); }
.tag-choice small { font-size: 11px; text-transform: uppercase; letter-spacing: .06em; }
.upload-submitbar { margin-top: 6px; border-radius: 20px; }
.taxonomy-grid { align-items: stretch; }
@media (max-width: 560px) {
  .tag-picker { grid-template-columns: 1fr; }
  .upload-submitbar { position: static; }
}

/* Installer-specific layout: no marketplace nav, no floating helper, clean setup cards */
body.is-setup main { min-height: calc(100vh - 78px); }
.setup-header { grid-template-columns: 1fr auto; }
.setup-mode-chip {
  border: 1px solid rgba(39,214,255,.24);
  background: rgba(39,214,255,.08);
  color: var(--blue);
  border-radius: 999px;
  padding: 9px 13px;
  font-weight: 900;
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.setup-shell { padding-bottom: 42px; }
.setup-hero { padding: 54px clamp(18px,5vw,80px) 20px; max-width: 1180px; }
.setup-hero h1 {
  font-size: clamp(38px,6vw,78px);
  line-height: .95;
  margin: 10px 0 18px;
  letter-spacing: -.07em;
}
.setup-hero p { color: var(--muted); line-height: 1.75; max-width: 900px; }
.setup-grid { display: grid; grid-template-columns: minmax(280px,.55fr) minmax(360px,1fr); gap: 22px; align-items: start; }
.setup-card.single { max-width: 720px; margin: 24px clamp(18px,5vw,80px); }
.setup-checks { max-height: none; overflow: auto; }
.setup-checks td:last-child { word-break: break-word; }
.setup-checks tr.is-ok td:nth-child(2) { color: var(--green); font-weight: 900; }
.setup-checks tr.needs-attention td:nth-child(2) { color: var(--yellow); font-weight: 900; }
.setup-form fieldset { background: rgba(6,9,19,.26); }
.check-line {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-top: 12px;
  color: var(--text);
  line-height: 1.55;
}
.check-line input { width: auto; margin-top: 4px; }
.span-2 { grid-column: span 2; }
.setup-submitbar { border-radius: 20px; margin-top: 4px; }
@media (max-width: 1050px) {
  .setup-grid { grid-template-columns: 1fr; }
  .setup-header { grid-template-columns: 1fr; }
}
@media (max-width: 700px) {
  .span-2 { grid-column: auto; }
  .setup-submitbar { position: static; display: grid; }
}