:root {
  --bg: #111722;
  --panel: #1A2230;
  --panel-2: #202A3A;
  --text: #F7FAFF;
  --muted: #98A3B4;
  --line: rgba(255,255,255,.09);
  --accent: #FFD700;
  --green: #19F0A3;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 20% -10%, rgba(255, 215, 0, .10), transparent 34%),
    linear-gradient(180deg, #121925 0%, #0E1420 100%);
  min-height: 100vh;
}
a { color: inherit; text-decoration: none; }
input, textarea, select, button { font: inherit; }

.topbar {
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 max(18px, calc((100vw - 980px) / 2));
  border-bottom: 1px solid var(--line);
  background: rgba(17, 23, 34, .86);
  position: sticky;
  top: 0;
  z-index: 5;
  backdrop-filter: blur(14px);
}
.brand, nav { display: flex; align-items: center; gap: 14px; }
.brand strong { color: var(--accent); font-size: 17px; }
.logo {
  width: 34px; height: 34px; display: grid; place-items: center;
  border: 2px solid var(--accent); color: var(--accent); border-radius: 8px; font-weight: 900; font-size: 12px;
}
nav a { color: var(--muted); padding: 9px 10px; border-radius: 8px; }
nav a:hover { background: rgba(255,255,255,.06); color: var(--text); }
.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.06);
  border-radius: 999px;
  padding: 3px;
}
.lang-switch a {
  padding: 6px 9px;
  border-radius: 999px;
  font-size: 12px;
  color: var(--muted);
}
.lang-switch a.active {
  background: rgba(255, 215, 0, .16);
  color: var(--accent);
  font-weight: 900;
}
main { padding: 0 clamp(18px, 5vw, 60px) 60px; }
main.home-page {
  width: min(980px, calc(100% - 36px));
  margin: 0 auto;
  padding: 22px 0 60px;
}

.hero { text-align: center; padding: 72px 0 56px; }
.home-page .hero { display: none; }
.hero.compact { padding-bottom: 26px; }
.hero h1 {
  margin: 0 auto 18px;
  max-width: 850px;
  font-size: clamp(38px, 6vw, 68px);
  line-height: 1;
  letter-spacing: 0;
}
.hero h1::first-letter { color: var(--accent); }
.hero p { margin: 0 auto; max-width: 620px; color: var(--muted); font-size: 18px; line-height: 1.6; }
.chips { display: flex; gap: 10px; flex-wrap: wrap; justify-content: center; margin-top: 26px; }
.chips span, .chain, .status {
  border: 1px solid var(--line);
  background: rgba(255,255,255,.06);
  color: #D7DFEE;
  padding: 7px 12px;
  border-radius: 999px;
  font-size: 13px;
}

.catalog-head, .group-title, .admin-head {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  margin: 10px 0 26px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0;
  font-size: 13px;
}
.home-page .catalog-head { display: none; }
.catalog-head a { color: var(--accent); text-transform: none; font-size: 14px; }
.group { margin-top: 18px; }
.group + .group { margin-top: 42px; }
.group-title { border-bottom: 1px solid var(--line); padding-bottom: 12px; margin-bottom: 18px; }
.group-title h2 { margin: 0; color: var(--accent); font-size: 17px; }
.group-title h2::before { content: ""; display: inline-block; width: 18px; height: 3px; background: var(--accent); margin-right: 12px; vertical-align: middle; border-radius: 2px; }
.grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }

.coin-card, .panel, .detail-card {
  background: linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.015)), var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 20px 50px rgba(0,0,0,.20);
}
.coin-card {
  min-height: 318px;
  position: relative;
  overflow: hidden;
  padding: 20px;
  border-top: 3px solid var(--coin);
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.coin-card.is-paused { opacity: .62; }
.badge, .pause-note {
  position: absolute; left: 0; top: 0; right: 0;
  padding: 8px 16px;
  background: rgba(255, 215, 0, .13);
  color: var(--accent);
  font-weight: 800;
  font-size: 12px;
}
.pause-note { top: 36px; background: rgba(255,255,255,.06); color: var(--muted); font-weight: 600; }
.coin-mark {
  width: 52px; height: 52px; margin-top: 22px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--coin);
  color: #112033;
  font-weight: 1000;
  box-shadow: 0 0 22px color-mix(in srgb, var(--coin), transparent 62%);
  border: 2px solid rgba(255,255,255,.22);
  text-shadow: 0 1px 0 rgba(255,255,255,.35);
}
.coin-image {
  width: 52px;
  height: 52px;
  margin-top: 22px;
  border-radius: 50%;
  object-fit: cover;
  display: block;
  border: 2px solid rgba(255,255,255,.22);
  background: var(--coin);
  box-shadow: 0 0 22px color-mix(in srgb, var(--coin), transparent 62%);
}
.coin-mark.big { width: 76px; height: 76px; font-size: 24px; margin: 0 0 18px; }
.coin-card h3, .detail-card h1 { margin: 2px 0 0; font-size: 20px; line-height: 1.05; }
.meta { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; color: var(--muted); font-size: 12px; text-transform: uppercase; }
.coin-card p, .small { color: var(--muted); line-height: 1.45; font-size: 13px; }
.card-balance,
.wallet-balance {
  display: none;
}
.wallet-balance {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--muted);
  background: rgba(255,255,255,.035);
}
.card-balance b,
.wallet-balance strong { color: var(--text); }
.tiers-preview {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: auto;
}
.tiers-preview span {
  border: 1px solid var(--line);
  background: rgba(255,255,255,.045);
  color: #DCE4F2;
  border-radius: 999px;
  padding: 5px 9px;
  font-size: 12px;
  white-space: nowrap;
}
.card-foot { display: flex; flex-direction: column; align-items: stretch; gap: 12px; margin-top: 2px; }
small { color: var(--muted); }
.card-foot strong, .price { display: block; color: var(--green); font-size: 24px; line-height: 1; }

.button {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 40px;
  padding: 0 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255,255,255,.08);
  color: var(--text);
  cursor: pointer;
}
.button.primary { background: var(--accent); color: #111722; border-color: var(--accent); font-weight: 900; }
.button.muted, button:disabled { opacity: .65; cursor: not-allowed; }

.detail { display: grid; grid-template-columns: minmax(0, 1fr) 420px; gap: 24px; max-width: 1120px; margin: 54px auto 0; }
.detail-card, .panel { padding: 28px; }
.detail-card { border-top: 3px solid var(--coin); }
.detail-card p { max-width: 680px; color: var(--muted); line-height: 1.65; font-size: 17px; }
.panel h1, .panel h2 { margin-top: 0; }
.narrow { max-width: 520px; margin: 44px auto; }
label { display: grid; gap: 8px; margin-bottom: 16px; color: #DCE4F2; }
input, textarea, select {
  width: 100%;
  background: #111824;
  border: 1px solid var(--line);
  color: var(--text);
  border-radius: 8px;
  padding: 12px 13px;
  outline: none;
}
textarea { resize: vertical; }
input:focus, textarea:focus, select:focus { border-color: var(--accent); }
.payline { color: var(--accent); font-weight: 800; }
.copy-row { display: flex; gap: 10px; flex-wrap: wrap; margin: -4px 0 16px; }
.facts { display: grid; grid-template-columns: 130px 1fr; gap: 12px; }
.facts dt { color: var(--muted); }
.facts dd { margin: 0; }
.success, .error, .notice {
  padding: 14px 16px;
  border-radius: 8px;
  margin: 18px 0;
}
.success { background: rgba(25, 240, 163, .12); color: var(--green); }
.error { background: rgba(255, 72, 90, .14); color: #FF8A98; }
.notice { background: rgba(255, 215, 0, .09); color: #F7E7A0; border: 1px solid rgba(255, 215, 0, .18); }
.support-box {
  margin: 34px auto 0;
  max-width: 1052px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  background: rgba(32, 42, 58, .76);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 20px 22px;
  box-shadow: 0 18px 46px rgba(0,0,0,.18);
}
.support-box div { display: grid; gap: 6px; }
.support-box strong { color: var(--text); font-size: 15px; }
.support-box span { color: var(--muted); font-size: 13px; }
.support-box .button {
  background: var(--accent);
  color: #0D1320;
  border-color: var(--accent);
  min-width: 260px;
  font-weight: 1000;
}

.admin-shell { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: 24px; margin-top: 30px; }
.admin-shell aside {
  background: rgba(255,255,255,.04);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  height: fit-content;
  position: sticky;
  top: 90px;
}
.admin-shell aside a { display: block; padding: 12px; color: var(--muted); border-radius: 8px; }
.admin-shell aside a:hover { background: rgba(255,255,255,.07); color: var(--text); }
.admin-content h1 { margin-top: 0; }
.stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.stat-grid div {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 22px;
}
.stat-grid strong { display: block; font-size: 32px; color: var(--accent); }
.stat-grid span { color: var(--muted); }
.stats-panels {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin: 22px 0;
}
.stats-panels .panel { padding: 18px; overflow-x: auto; }
.stats-panels h2 { margin: 0 0 14px; }
table { width: 100%; border-collapse: collapse; background: var(--panel); border: 1px solid var(--line); border-radius: 8px; overflow: hidden; }
th, td { padding: 14px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
th { color: var(--muted); font-size: 12px; text-transform: uppercase; }
td a { color: var(--accent); }
.row-actions { display: flex; align-items: center; gap: 12px; }
.row-actions form { margin: 0; }
.link-danger {
  border: 0;
  background: transparent;
  color: #FF7B8A;
  padding: 0;
  cursor: pointer;
}
.link-danger:hover { color: #FFA3AD; }
.link-warn,
.link-ok {
  border: 0;
  background: transparent;
  padding: 0;
  cursor: pointer;
}
.link-warn { color: #FFD36B; }
.link-warn:hover { color: #FFE29A; }
.link-ok { color: #34E6A1; }
.link-ok:hover { color: #71F4C2; }
.tx { max-width: 320px; word-break: break-all; }
.admin-form { max-width: 760px; }
.form-hint {
  margin-top: -8px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
}
.check { display: flex; grid-template-columns: auto 1fr; align-items: center; }
.check input { width: auto; }
.filters {
  display: grid;
  grid-template-columns: minmax(180px, 1.4fr) repeat(3, minmax(140px, 1fr)) auto;
  gap: 12px;
  align-items: end;
  margin-bottom: 18px;
  padding: 16px;
}
.filters label { margin: 0; }
.warn-list {
  display: inline-block;
  color: #FFD36B;
  font-size: 12px;
  line-height: 1.35;
  min-width: 160px;
}
.ok-text { color: var(--green); font-weight: 800; }

.product-page { max-width: 1120px; margin: 0 auto; padding-top: 32px; }
.back-link { display: inline-flex; color: #B9C5D8; font-weight: 800; margin-bottom: 24px; }
.product-grid { display: grid; grid-template-columns: minmax(0, 1fr) 480px; gap: 40px; align-items: start; }
.product-info { min-width: 0; }
.replacement-banner {
  border: 1px solid rgba(255, 215, 0, .35);
  background: rgba(255, 215, 0, .08);
  border-radius: 14px;
  padding: 18px 20px;
  display: grid;
  gap: 8px;
  margin-bottom: 22px;
}
.replacement-banner strong { color: var(--accent); }
.replacement-banner span { color: #B8C4D7; font-size: 14px; }
.replacement-banner a {
  width: fit-content;
  color: #101620;
  background: var(--accent);
  border-radius: 999px;
  padding: 9px 16px;
  font-weight: 900;
  margin-top: 6px;
}
.product-title-row { display: flex; gap: 20px; align-items: center; margin: 16px 0 24px; }
.product-logo { width: 74px; height: 74px; margin: 0; font-size: 24px; box-shadow: 0 0 34px color-mix(in srgb, var(--coin), transparent 52%); }
img.product-logo { object-fit: cover; }
.delivery-pill {
  display: inline-flex;
  color: var(--accent);
  border: 1px solid rgba(255, 215, 0, .45);
  background: rgba(255, 215, 0, .10);
  border-radius: 999px;
  padding: 7px 12px;
  font-size: 13px;
  font-weight: 900;
}
.product-title-row h1 { margin: 10px 0 4px; font-size: 34px; line-height: 1; }
.product-price { color: var(--muted); margin-bottom: 22px; }
.product-price strong { color: var(--accent); font-size: 26px; margin: 0 6px; }
.product-description { color: #E5ECF8; font-size: 16px; line-height: 1.6; max-width: 560px; white-space: pre-line; }
.product-description + .wallet-balance { max-width: 560px; margin: 12px 0 20px; }
.section-kicker { color: var(--muted); text-transform: uppercase; font-size: 14px; letter-spacing: 0; margin: 28px 0 14px; }
.package-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.package-tile {
  position: relative;
  margin: 0;
  min-height: 92px;
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: 14px;
  display: grid;
  place-items: center;
  gap: 2px;
  cursor: pointer;
  text-align: center;
}
.package-tile input { position: absolute; opacity: 0; pointer-events: none; }
.package-tile:has(input:checked), .package-tile.is-featured:has(input:checked) { border-color: var(--accent); box-shadow: inset 0 0 0 1px rgba(255,215,0,.15); }
.package-tile strong { font-size: 22px; }
.package-tile span { color: #8EA0B9; font-size: 12px; }
.package-tile em { color: var(--accent); font-style: normal; font-weight: 900; }
.deal-badge {
  position: absolute;
  right: 12px;
  top: -10px;
  background: var(--accent);
  color: #101620;
  border-radius: 999px;
  padding: 3px 8px;
  text-transform: uppercase;
  font-size: 10px;
}
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 24px; }
.feature-grid div {
  min-height: 90px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 14px;
}
.feature-grid b { font-size: 13px; }
.feature-grid span { color: var(--muted); font-size: 11px; }
.exchange-card {
  position: sticky;
  top: 92px;
  border: 1px solid rgba(255,255,255,.12);
  border-top: 3px solid var(--accent);
  border-radius: 26px;
  padding: 24px;
  background: linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.02)), var(--panel);
  box-shadow: 0 28px 80px rgba(0,0,0,.34);
}
.exchange-head { display: flex; align-items: center; justify-content: space-between; gap: 14px; margin-bottom: 18px; }
.exchange-head h2 { margin: 0; font-size: 20px; }
.exchange-head span { color: #B6C2D4; background: rgba(255,255,255,.06); border: 1px solid var(--line); border-radius: 999px; padding: 7px 12px; font-size: 12px; }
.exchange-head span::first-letter { color: var(--green); }
.exchange-box {
  min-height: 102px;
  background: #101722;
  border-radius: 18px;
  padding: 18px;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 4px 12px;
}
.exchange-box small { grid-column: 1 / -1; color: var(--muted); }
.exchange-box strong { font-size: 34px; line-height: 1; letter-spacing: 0; }
.exchange-box b { background: rgba(255,255,255,.09); border-radius: 999px; padding: 9px 14px; }
.exchange-box.receive { border: 1px solid rgba(255,215,0,.55); margin-top: -8px; }
.swap-arrow {
  width: 38px; height: 38px; border-radius: 12px;
  background: #0C111A; color: var(--accent);
  display: grid; place-items: center; margin: -8px auto;
  border: 1px solid rgba(0,0,0,.45);
  position: relative; z-index: 1;
}
.mini-packages { display: flex; flex-wrap: wrap; gap: 7px; margin: 16px 0 20px; }
.mini-packages button,
.network-pills button,
.paycoin-pills button {
  border: 1px solid var(--line);
  background: rgba(255,255,255,.07);
  color: #C8D2E3;
  border-radius: 999px;
  padding: 7px 10px;
  cursor: pointer;
}
.mini-packages button.active,
.paycoin-pills button.active { color: var(--accent); border-color: var(--accent); background: rgba(255,215,0,.09); font-weight: 900; }
.divider { height: 1px; background: var(--line); margin: 14px 0 18px; }
.exchange-label { color: var(--muted); text-transform: uppercase; font-size: 12px; margin: 14px 0 10px; }
.exchange-label input, .exchange-label select { margin-top: 8px; text-transform: none; }
.network-pills, .paycoin-pills { display: flex; gap: 9px; flex-wrap: wrap; margin-bottom: 14px; }
.network-pills button { display: inline-flex; align-items: center; gap: 7px; padding: 9px 14px; font-size: 14px; }
.network-pills button span { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); }
.network-pills button:nth-child(2) span { background: #7D95FF; }
.network-pills button:nth-child(3) span { background: #2E74FF; }
.network-pills button.active { color: #1D79FF; border-color: #1D79FF; background: rgba(29,121,255,.14); font-weight: 900; }
.paycoin-pills button { padding: 9px 16px; }
.buy-button {
  width: 100%;
  min-height: 56px;
  font-size: 17px;
  margin-top: 6px;
  border-radius: 18px;
  background: linear-gradient(135deg, #FFC400, #D9A800);
  color: #070B12;
  box-shadow: 0 14px 34px rgba(255, 196, 0, .18);
}
.exchange-note { color: var(--muted); font-size: 12px; text-align: center; line-height: 1.5; }
.exchange-note b { color: #fff; }

@media (max-width: 920px) {
  .grid, .detail, .admin-shell, .stat-grid, .stats-panels, .product-grid, .filters { grid-template-columns: 1fr; }
  .admin-shell aside { position: static; }
  .topbar { align-items: flex-start; height: auto; padding-top: 16px; padding-bottom: 16px; flex-direction: column; }
  nav { flex-wrap: wrap; }
  .exchange-card { position: static; }
}

@media (max-width: 560px) {
  main { padding-left: 14px; padding-right: 14px; }
  .coin-card, .panel, .detail-card { padding: 20px; }
  .card-foot, .admin-head { align-items: stretch; flex-direction: column; }
  .facts { grid-template-columns: 1fr; }
  .product-title-row { align-items: flex-start; flex-direction: column; }
  .package-grid, .feature-grid { grid-template-columns: 1fr 1fr; }
  table { display: block; overflow-x: auto; }
}