/* =========================================================
   Apex Founders Collective — design system
   Dark Web3/SaaS, mobile-first, no frameworks.
   ========================================================= */

:root {
  --bg: #0B0D12;
  --bg-elev: #0F121A;
  --surface: #131722;
  --surface-2: #171C2A;
  --border: #1E2433;
  --border-strong: #2A3246;
  --text: #E6E9F2;
  --text-dim: #9AA3B8;
  --text-faint: #6B7389;
  --emerald: #10B981;
  --emerald-strong: #0EA371;
  --indigo: #6366F1;
  --indigo-strong: #4F46E5;
  --danger: #F87171;
  --warning: #FBBF24;

  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 20px;

  --shadow-sm: 0 1px 2px rgba(0,0,0,.4);
  --shadow: 0 10px 30px rgba(0,0,0,.35);
  --shadow-lg: 0 24px 60px rgba(0,0,0,.45);

  --maxw: 1180px;

  --font: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI",
          Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif,
          "Apple Color Emoji", "Segoe UI Emoji";
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

/* ---------- reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  min-height: 100vh;
  background-image:
    radial-gradient(1200px 600px at 10% -10%, rgba(99,102,241,.14), transparent 60%),
    radial-gradient(900px 500px at 90% 10%, rgba(16,185,129,.10), transparent 55%);
  background-attachment: fixed;
}
img { max-width: 100%; display: block; }
button { font-family: inherit; }
a { color: inherit; text-decoration: none; }

/* ---------- layout ---------- */
.container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 20px;
}
.section { padding: 72px 0; }
.section-sm { padding: 44px 0; }
.section-tight { padding: 32px 0; }
.grid { display: grid; gap: 20px; }

/* ---------- header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: saturate(140%) blur(10px);
  -webkit-backdrop-filter: saturate(140%) blur(10px);
  background: rgba(11,13,18,.75);
  border-bottom: 1px solid var(--border);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 64px;
  gap: 12px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text);
}
.brand-mark {
  width: 28px; height: 28px;
  border-radius: 8px;
  background:
    conic-gradient(from 210deg at 50% 50%, #10B981, #6366F1, #10B981);
  box-shadow: 0 0 0 1px rgba(255,255,255,.05), inset 0 0 12px rgba(255,255,255,.12);
}
.nav-links {
  display: flex;
  gap: 4px;
  align-items: center;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-links a {
  display: inline-block;
  padding: 8px 12px;
  color: var(--text-dim);
  border-radius: 10px;
  font-weight: 500;
  font-size: 14px;
  transition: color .15s, background .15s;
}
.nav-links a:hover { color: var(--text); background: var(--surface); }
.nav-links a.active { color: var(--text); }

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.menu-btn {
  display: none;
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 8px 10px;
  cursor: pointer;
}
.menu-btn svg { display: block; }

@media (max-width: 840px) {
  .nav-links, .nav-cta .btn-ghost { display: none; }
  .menu-btn { display: inline-flex; }
  .mobile-drawer.open .nav-links {
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding: 12px;
    border-top: 1px solid var(--border);
    background: rgba(11,13,18,.95);
  }
  .mobile-drawer.open .nav-links a { padding: 12px 10px; }
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 600;
  font-size: 14px;
  padding: 11px 16px;
  border-radius: 12px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .06s ease, background .15s, border-color .15s, color .15s, box-shadow .15s;
  user-select: none;
  text-align: center;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn-primary {
  background: linear-gradient(180deg, var(--emerald) 0%, var(--emerald-strong) 100%);
  color: #04221a;
  box-shadow: 0 10px 30px rgba(16,185,129,.25), inset 0 1px 0 rgba(255,255,255,.3);
}
.btn-primary:hover { filter: brightness(1.05); }
.btn-secondary {
  background: linear-gradient(180deg, var(--indigo) 0%, var(--indigo-strong) 100%);
  color: #fff;
  box-shadow: 0 10px 30px rgba(99,102,241,.25), inset 0 1px 0 rgba(255,255,255,.2);
}
.btn-ghost {
  background: var(--surface);
  color: var(--text);
  border-color: var(--border);
}
.btn-ghost:hover { border-color: var(--border-strong); background: var(--surface-2); }
.btn-outline {
  background: transparent;
  color: var(--text);
  border-color: var(--border-strong);
}
.btn-outline:hover { background: var(--surface); }
.btn-lg { padding: 14px 20px; font-size: 15px; }
.btn-block { width: 100%; }

/* ---------- hero ---------- */
.hero {
  padding: 96px 0 72px;
  position: relative;
  overflow: hidden;
}
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .14em;
  color: var(--text-dim);
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 6px 10px;
  border-radius: 999px;
}
.hero-eyebrow .dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--emerald);
  box-shadow: 0 0 0 4px rgba(16,185,129,.18);
}
.hero h1 {
  font-size: clamp(34px, 5.4vw, 60px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 18px 0 14px;
  font-weight: 800;
  background: linear-gradient(180deg, #ffffff 0%, #B8BFD4 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero p.lede {
  color: var(--text-dim);
  font-size: clamp(16px, 1.6vw, 19px);
  max-width: 720px;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}
.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-top: 28px;
  color: var(--text-faint);
  font-size: 13px;
}
.hero-meta span { display: inline-flex; align-items: center; gap: 6px; }

/* ---------- card / glass ---------- */
.card {
  background: linear-gradient(180deg, rgba(23,28,42,.9) 0%, rgba(19,23,34,.85) 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 22px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(6px);
}
.card-tight { padding: 16px; border-radius: var(--radius); }
.card h3 { margin: 0 0 6px; font-size: 18px; letter-spacing: -0.01em; }
.card p { color: var(--text-dim); margin: 0; }

/* section heading */
.section-head { max-width: 760px; margin: 0 auto 36px; text-align: center; }
.section-head .eyebrow {
  color: var(--emerald);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.section-head h2 {
  font-size: clamp(26px, 3.4vw, 38px);
  margin: 8px 0 10px;
  letter-spacing: -0.02em;
}
.section-head p { color: var(--text-dim); margin: 0; }

/* ---------- pillars ---------- */
.pillars {
  display: grid;
  grid-template-columns: repeat(4, minmax(0,1fr));
  gap: 16px;
}
.pillar-icon {
  width: 38px; height: 38px;
  border-radius: 10px;
  background: linear-gradient(135deg, rgba(16,185,129,.18), rgba(99,102,241,.18));
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--emerald);
  border: 1px solid var(--border);
  margin-bottom: 12px;
}
@media (max-width: 900px) { .pillars { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .pillars { grid-template-columns: 1fr; } }

/* ---------- steps ---------- */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  counter-reset: step;
}
.step { position: relative; }
.step-num {
  font-family: var(--mono);
  color: var(--indigo);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: .14em;
}
@media (max-width: 820px) { .steps { grid-template-columns: 1fr; } }

/* ---------- pricing ---------- */
.pricing {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  align-items: stretch;
}
@media (max-width: 900px) { .pricing { grid-template-columns: 1fr; } }
.price-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 26px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(23,28,42,.9), rgba(19,23,34,.9));
  box-shadow: var(--shadow);
  transition: transform .15s ease, border-color .15s;
}
.price-card:hover { transform: translateY(-2px); border-color: var(--border-strong); }
.price-card.popular {
  border-color: rgba(99,102,241,.55);
  box-shadow: 0 20px 60px rgba(99,102,241,.18);
}
.price-card.popular::before {
  content: "Most Popular";
  position: absolute;
  top: -12px; right: 18px;
  background: linear-gradient(180deg, var(--indigo), var(--indigo-strong));
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .1em;
  padding: 5px 10px;
  border-radius: 999px;
  text-transform: uppercase;
  box-shadow: 0 8px 20px rgba(99,102,241,.35);
}
.price-card h3 { margin: 0; font-size: 20px; }
.price-card .cadence { color: var(--text-faint); font-size: 13px; margin-top: 2px; }
.price-card .amount {
  font-size: 44px;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin: 18px 0 4px;
}
.price-card .amount .usd { font-size: 16px; color: var(--text-faint); margin-left: 4px; }
.price-card .blurb { color: var(--text-dim); margin: 6px 0 16px; }
.price-card ul {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: grid;
  gap: 8px;
}
.price-card ul li {
  display: flex;
  gap: 10px;
  color: var(--text-dim);
  font-size: 14px;
}
.price-card ul li::before {
  content: "";
  flex: 0 0 18px;
  height: 18px;
  margin-top: 2px;
  border-radius: 6px;
  background:
    radial-gradient(circle at 30% 30%, rgba(16,185,129,.55), rgba(16,185,129,.1) 70%);
  border: 1px solid rgba(16,185,129,.35);
}
.price-card .cta { margin-top: auto; }

/* ---------- FAQ ---------- */
.faq { max-width: 820px; margin: 0 auto; display: grid; gap: 10px; }
.faq details {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
}
.faq details[open] { border-color: var(--border-strong); }
.faq summary {
  cursor: pointer;
  list-style: none;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.faq summary::after {
  content: "+";
  font-size: 20px;
  color: var(--text-dim);
}
.faq details[open] summary::after { content: "–"; }
.faq p { margin: 10px 0 0; color: var(--text-dim); }

/* ---------- footer ---------- */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 44px 0 28px;
  margin-top: 60px;
  color: var(--text-dim);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr 1fr;
  gap: 24px;
}
.footer-grid h4 {
  margin: 0 0 10px;
  font-size: 13px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--text-faint);
}
.footer-grid a {
  display: block;
  padding: 4px 0;
  color: var(--text-dim);
  font-size: 14px;
}
.footer-grid a:hover { color: var(--text); }
.footer-bottom {
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  color: var(--text-faint);
  font-size: 13px;
}
@media (max-width: 820px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

/* ---------- forms ---------- */
.form { display: grid; gap: 14px; }
.form label { font-size: 13px; color: var(--text-dim); }
.input, .textarea, .select {
  width: 100%;
  background: var(--bg-elev);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 11px 14px;
  font-family: inherit;
  font-size: 14px;
  outline: none;
  transition: border-color .15s, box-shadow .15s;
}
.input:focus, .textarea:focus, .select:focus {
  border-color: var(--indigo);
  box-shadow: 0 0 0 3px rgba(99,102,241,.22);
}
.textarea { min-height: 130px; resize: vertical; }

/* ---------- tabs ---------- */
.tabs {
  display: inline-flex;
  padding: 4px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  gap: 4px;
}
.tab-btn {
  background: transparent;
  color: var(--text-dim);
  border: 0;
  border-radius: 9px;
  padding: 8px 12px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
}
.tab-btn.active {
  background: linear-gradient(180deg, var(--surface-2), #1a2033);
  color: var(--text);
  box-shadow: inset 0 0 0 1px var(--border-strong);
}
.tab-panel { display: none; margin-top: 18px; }
.tab-panel.active { display: block; }

/* ---------- checkout layout ---------- */
.checkout-grid {
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 22px;
}
@media (max-width: 960px) { .checkout-grid { grid-template-columns: 1fr; } }

.order-summary .row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 8px 0;
  border-bottom: 1px dashed var(--border);
  font-size: 14px;
  color: var(--text-dim);
}
.order-summary .row:last-child { border-bottom: 0; }
.order-summary .row strong { color: var(--text); }
.order-summary .total {
  font-size: 22px;
  letter-spacing: -0.02em;
  font-weight: 800;
  color: var(--text);
}

.wallet-row {
  display: flex;
  gap: 10px;
  align-items: center;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 10px 12px;
  font-family: var(--mono);
  font-size: 12.5px;
  overflow: hidden;
}
.wallet-row code {
  flex: 1 1 auto;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--text);
}
.copy-btn {
  flex: 0 0 auto;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 6px 10px;
  font-size: 12px;
  border-radius: 8px;
  cursor: pointer;
}
.copy-btn:hover { border-color: var(--border-strong); }

/* ---------- iframe wrapper ---------- */
.widget-frame {
  width: 100%;
  min-height: 560px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--bg-elev);
  overflow: hidden;
}
.widget-frame iframe { width: 100%; height: 560px; border: 0; display: block; }

.widget-demo {
  background:
    radial-gradient(400px 220px at 20% 0%, rgba(99,102,241,.14), transparent 60%),
    radial-gradient(400px 220px at 100% 100%, rgba(16,185,129,.12), transparent 60%),
    var(--bg-elev);
  border: 1px dashed var(--border-strong);
  border-radius: 14px;
  padding: 22px;
  min-height: 420px;
  display: grid;
  gap: 12px;
}
.widget-demo .fake-row {
  display: flex; justify-content: space-between; align-items: center;
  padding: 12px 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 14px;
}
.widget-demo .fake-pm {
  display: flex; gap: 8px; flex-wrap: wrap;
}
.widget-demo .fake-pm .pill {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 8px 12px;
  border-radius: 999px;
  font-size: 12px;
  color: var(--text-dim);
}
.widget-demo .fake-pm .pill.on {
  color: var(--text);
  border-color: var(--emerald);
  background: rgba(16,185,129,.1);
}

/* ---------- QR ---------- */
.qr-box {
  display: inline-block;
  padding: 10px;
  background: #fff;
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
}

/* ---------- badges ---------- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 600;
  padding: 4px 8px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-dim);
}
.badge.ok { color: var(--emerald); border-color: rgba(16,185,129,.4); background: rgba(16,185,129,.1); }
.badge.pending { color: var(--warning); border-color: rgba(251,191,36,.4); background: rgba(251,191,36,.1); }
.badge.bad { color: var(--danger); border-color: rgba(248,113,113,.4); background: rgba(248,113,113,.1); }

/* ---------- utility ---------- */
.flex { display: flex; }
.flex-between { display: flex; justify-content: space-between; align-items: center; gap: 10px; }
.flex-wrap { flex-wrap: wrap; }
.gap-8 { gap: 8px; } .gap-12 { gap: 12px; } .gap-16 { gap: 16px; }
.mt-0 { margin-top: 0 !important; }
.mt-8 { margin-top: 8px; } .mt-12 { margin-top: 12px; } .mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; } .mt-32 { margin-top: 32px; }
.text-dim { color: var(--text-dim); }
.text-faint { color: var(--text-faint); }
.mono { font-family: var(--mono); }
.center { text-align: center; }
.hidden { display: none !important; }

/* ---------- legal doc typography ---------- */
.legal {
  max-width: 820px;
  margin: 0 auto;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
}
.legal h1 { font-size: 30px; letter-spacing: -0.02em; margin: 0 0 8px; }
.legal .updated { color: var(--text-faint); font-size: 13px; margin-bottom: 24px; }
.legal h2 {
  margin-top: 28px;
  font-size: 18px;
  letter-spacing: -0.01em;
}
.legal p, .legal li { color: var(--text-dim); }
.legal a { color: var(--indigo); }
.legal a:hover { color: var(--emerald); }

/* ---------- toast ---------- */
.toast {
  position: fixed;
  left: 50%;
  bottom: 24px;
  transform: translateX(-50%) translateY(20px);
  background: var(--surface-2);
  border: 1px solid var(--border-strong);
  color: var(--text);
  padding: 10px 14px;
  border-radius: 12px;
  font-size: 13px;
  opacity: 0;
  pointer-events: none;
  transition: opacity .2s, transform .2s;
  z-index: 200;
  box-shadow: var(--shadow);
}
.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ---------- member portal ---------- */
.portal-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
@media (max-width: 820px) { .portal-grid { grid-template-columns: 1fr; } }

.kv {
  display: grid;
  grid-template-columns: 1fr auto;
  row-gap: 8px;
  column-gap: 16px;
  font-size: 14px;
}
.kv dt { color: var(--text-faint); }
.kv dd { margin: 0; color: var(--text); font-family: var(--mono); font-size: 13px; }