/* Page-level layout: top bar, guest landing, and the pieces specific to each tab. */
.topbar { position: sticky; top: 0; z-index: 10; background: var(--card); border-bottom: 1px solid var(--line); }
.top-inner { max-width: 1240px; margin: 0 auto; padding: 8px 16px; display: flex; align-items: center; gap: 12px; }
.brand { display: inline-flex; align-items: center; gap: 8px; font-weight: 700; color: var(--accent); text-decoration: none; white-space: nowrap; }
.nav { display: flex; gap: 2px; overflow-x: auto; flex: 1; scrollbar-width: none; }
.nav a { display: inline-flex; align-items: center; gap: 6px; padding: 8px 10px; border-radius: 9px; color: var(--muted); text-decoration: none; font-size: 14px; font-weight: 600; white-space: nowrap; }
.nav a:hover { color: var(--text); } .nav a.active { color: var(--accent); background: var(--accent-soft); }
.account-button { width: 38px; height: 38px; border-radius: 50%; border: 0; background: var(--accent); color: var(--on-accent); font: inherit; font-weight: 700; cursor: pointer; flex-shrink: 0; }
.main { max-width: 1080px; margin: 0 auto; padding: 20px 16px; }
.page-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; flex-wrap: wrap; margin-bottom: 8px; }
.page-head p { margin: 2px 0 0; }
@media (max-width: 720px) {
  /* Phone: brand + account on the first row, tabs scroll sideways on the second. */
  .top-inner { flex-wrap: wrap; } .brand { flex: 1; } .nav { order: 3; flex-basis: 100%; }
}

/* Guest landing */
.landing { max-width: 1080px; margin: 0 auto; padding: 0 16px; }
.landing-header { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 14px 0; }
.landing-header nav { display: flex; gap: 16px; } .landing-header nav a { color: var(--text); text-decoration: none; font-weight: 600; font-size: 14px; }
.landing-grid { display: grid; grid-template-columns: minmax(0, 1.7fr) minmax(0, 1fr); gap: 20px; align-items: start; }
@media (max-width: 860px) { .landing-grid { grid-template-columns: minmax(0, 1fr); } }
.hero { padding: 28px 0 8px; } .hero h1 { font-size: clamp(28px, 5vw, 42px); line-height: 1.15; } .hero h1 em { color: var(--accent); font-style: normal; }
.hero p { max-width: 54ch; color: var(--muted); margin: 14px 0 18px; }
.tiers { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 10px; }
@media (max-width: 640px) { .tiers { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.tier { text-align: center; border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 8px; }
.tier h3 { margin: 6px 0 2px; } .tier p { margin: 0; min-height: 3em; } .tier .icon { width: 30px; height: 30px; }
.tier-rate { font-size: 26px; font-weight: 800; color: var(--accent); font-variant-numeric: tabular-nums; }
.tier-normal .icon { color: #7b8794; } .tier-silver .icon { color: #94a3b8; } .tier-gold .icon { color: #d19a00; } .tier-platinum .icon { color: #2f8fd8; } .tier-diamond .icon { color: #8a5cf0; }
.signin { margin-top: 28px; text-align: center; } .signin h2 { justify-content: center; }
.benefits { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; margin-top: 18px; font-size: 12px; color: var(--muted); }
.benefits div { display: grid; justify-items: center; gap: 4px; } .benefits .icon { color: var(--accent); width: 22px; height: 22px; }

/* Dashboard */
.member-panel { display: grid; grid-template-columns: auto 1fr; gap: 20px; align-items: center; }
.member-panel > div { display: grid; gap: 2px; } .rank { font-size: 20px; color: var(--accent); }
.member-progress progress { width: 100%; height: 10px; accent-color: var(--accent); }
@media (max-width: 560px) { .member-panel { grid-template-columns: 1fr; } }
.avatar { width: 46px; height: 46px; border-radius: 50%; background: var(--accent); color: var(--on-accent); display: grid; place-items: center; font-weight: 700; font-size: 20px; flex-shrink: 0; }
.banner { display: flex; justify-content: space-between; align-items: center; gap: 12px; background: var(--accent); color: var(--on-accent); border-radius: var(--radius); padding: 14px 16px; text-decoration: none; margin: 12px 0; }
.banner div { display: grid; } .banner span { font-size: 14px; } .banner .icon { width: 28px; height: 28px; }
.chart { width: 100%; height: auto; } .chart rect { fill: var(--accent); } .chart line { stroke: var(--line); } .chart text { fill: var(--muted); font-size: 12px; }
.guide-cards, .steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 14px; text-align: center; }
.step-circle { width: 46px; height: 46px; margin: 0 auto 6px; border-radius: 50%; background: var(--accent-soft); color: var(--accent); display: grid; place-items: center; }
.step-list { padding-left: 20px; margin: 8px 0; } .step-list li { margin: 6px 0; }
.link-panel .row { margin: 10px 0; flex-wrap: wrap; }

/* Convert */
.input-row { display: flex; gap: 8px; } .input-row input { flex: 1; min-width: 0; }
.result-amounts { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 10px; margin: 12px 0; }
.result-amounts div { display: grid; border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; } .result-amounts b { font-size: 19px; font-variant-numeric: tabular-nums; }
.purchase-step { border: 1px solid var(--line); border-radius: 10px; padding: 4px 14px 10px; margin: 10px 0; }
.purchase-step ol { padding-left: 20px; }
.filters { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 10px; margin: 8px 0 14px; align-items: end; }
.platform-filter { max-width: 240px; }
.history-item { border-top: 1px solid var(--line); padding: 14px 0; display: grid; gap: 8px; }
details.card summary { cursor: pointer; font-weight: 600; }

/* Orders */
.order-cards { display: grid; gap: 10px; }
.order-card { border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 14px; display: grid; gap: 6px; }
.finance { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-top: 4px; }
.finance div { display: grid; background: var(--bg); border-radius: 8px; padding: 8px 10px; } .finance span { font-size: 12px; color: var(--muted); }
.finance strong { font-variant-numeric: tabular-nums; } .finance .received strong { color: var(--good); }

/* Withdraw */
.wallet-layout { display: grid; grid-template-columns: minmax(0, 2fr) minmax(0, 1fr); gap: 16px; align-items: start; }
@media (max-width: 820px) { .wallet-layout { grid-template-columns: minmax(0, 1fr); } }
.balance { font-size: 30px; font-weight: 800; font-variant-numeric: tabular-nums; color: var(--good); }
.bank-summary { display: grid; margin-bottom: 10px; } .presets { margin: 10px 0; }
.balance-stack .stat { margin-top: 10px; }