/* ===== Hero ===== */
.hero {
  background:
    radial-gradient(900px 500px at 80% -10%, rgba(59,130,246,.16), transparent 60%),
    radial-gradient(700px 400px at 0% 0%, rgba(0,197,130,.12), transparent 55%),
    var(--bg-base);
  padding-block: var(--space-6) var(--space-5);
  border-bottom: 1px solid var(--border);
  position: relative;
}
.hero .container { position: relative; z-index: 1; }
.hero h1 { margin-bottom: var(--space-2); }
.hero .lead { max-width: 56ch; }
.hero-actions { display: flex; flex-wrap: wrap; gap: var(--space-2); margin-top: var(--space-4); }
.hero-grid { display: grid; gap: var(--space-4); align-items: center; }
@media (min-width: 780px) { .hero-grid { grid-template-columns: 1.2fr 1fr; } }

/* ===== Stats band ===== */
.stats-band {
  display: grid;
  gap: var(--space-2);
  grid-template-columns: repeat(2, 1fr);
  margin-top: var(--space-4);
}
@media (min-width: 640px) { .stats-band { grid-template-columns: repeat(4, 1fr); } }
.stat {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--space-3);
  box-shadow: var(--shadow-brutal);
}
.stat .stat-num {
  font-family: var(--font-display);
  font-size: 1.9rem;
  font-weight: 900;
  color: var(--text);
  font-variant-numeric: tabular-nums;
  line-height: 1;
}
.stat .stat-label { font-size: .82rem; color: var(--text-muted); margin-top: 6px; }
.stat.bull .stat-num { color: var(--bull); }
.stat.bear .stat-num { color: var(--bear); }

/* ===== Ticker ===== */
.ticker-viewport {
  overflow: hidden;
  background: var(--bg-panel);
  border-block: 1px solid var(--border);
  padding-block: 12px;
}
.ticker-marquee {
  display: flex;
  width: max-content;
}
.ticker-track {
  display: flex;
  gap: var(--space-4);
  padding-right: var(--space-4);
  animation: ticker-scroll 38s linear infinite;
}
.ticker-viewport:hover .ticker-track,
.ticker-viewport:focus-within .ticker-track { animation-play-state: paused; }
@keyframes ticker-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
.ticker-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: .9rem;
  font-weight: 600;
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
  color: var(--text);
}
.ticker-sym { color: var(--text-muted); font-weight: 700; }
.ticker-price { color: var(--text); }
.ticker-chg.up { color: var(--bull); }
.ticker-chg.down { color: var(--bear); }

/* ===== Risk banner ===== */
.risk-banner {
  background: var(--bg-panel-2);
  border: 1px solid var(--border-strong);
  border-left: 4px solid var(--bear);
  border-radius: var(--radius);
  padding: var(--space-3);
  display: flex;
  gap: var(--space-2);
  align-items: flex-start;
}
.risk-banner .risk-icon {
  flex: none;
  width: 36px; height: 36px;
  border-radius: 50%;
  background: rgba(255,74,90,.15);
  color: var(--bear);
  display: grid; place-items: center;
  font-weight: 900;
}
.risk-banner p { font-size: .88rem; color: var(--text-muted); margin: 0; }
.risk-banner strong { color: var(--text); }

/* ===== Panels / cards ===== */
.panel {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--space-3);
}
.panel-grid {
  display: grid;
  gap: var(--gap);
  grid-template-columns: 1fr;
}
@media (min-width: 640px) { .panel-grid.cols-2 { grid-template-columns: repeat(2,1fr); } }
@media (min-width: 780px) {
  .panel-grid.cols-3 { grid-template-columns: repeat(3,1fr); }
  .panel-grid.cols-4 { grid-template-columns: repeat(4,1fr); }
  .panel-grid.cols-2 { grid-template-columns: repeat(2,1fr); }
}
.card {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--space-3);
  transition: transform .2s var(--ease), border-color .2s var(--ease);
}
.card:hover { transform: translateY(-4px); border-color: var(--border-strong); }
.card .card-icon {
  width: 46px; height: 46px;
  border-radius: 11px;
  display: grid; place-items: center;
  background: rgba(59,130,246,.14);
  color: var(--system);
  font-size: 1.3rem;
  margin-bottom: var(--space-2);
}
.card h3 { margin-bottom: 8px; }
.card p { font-size: .94rem; }

/* ===== Feature grid ===== */
.feature-grid {
  display: grid;
  gap: var(--gap);
  grid-template-columns: 1fr;
}
@media (min-width: 640px) { .feature-grid { grid-template-columns: repeat(2,1fr); } }
@media (min-width: 780px) { .feature-grid { grid-template-columns: repeat(3,1fr); } }

.values-grid {
  display: grid;
  gap: var(--gap);
  grid-template-columns: 1fr;
}
@media (min-width: 640px) { .values-grid { grid-template-columns: repeat(2,1fr); } }
@media (min-width: 780px) { .values-grid { grid-template-columns: repeat(3,1fr); } }

/* ===== Tabs ===== */
.tab-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  border: 1px solid var(--border);
  background: var(--bg-panel);
  border-radius: var(--radius);
  padding: 6px;
  margin-bottom: var(--space-3);
}
.tab-btn {
  flex: 1 1 auto;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: .92rem;
  color: var(--text-muted);
  white-space: nowrap;
}
.tab-btn:hover { color: var(--text); }
.tab-btn.is-active { background: var(--cta); color: var(--cta-ink); }
.tab-panel { display: none; }
.tab-panel.is-active { display: block; animation: fade-in .35s var(--ease); }
@keyframes fade-in { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

/* ===== Seg control ===== */
.seg-control {
  display: inline-flex;
  gap: 4px;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 5px;
  margin-bottom: var(--space-3);
}
.seg-btn {
  padding: 9px 20px;
  border-radius: 999px;
  font-weight: 700;
  font-size: .9rem;
  color: var(--text-muted);
}
.seg-btn.is-active { background: var(--system); color: #fff; }
.seg-panel { display: none; }
.seg-panel.is-active { display: block; }

/* ===== Comparison matrix / tables ===== */
.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-panel);
}
.data-table {
  min-width: 560px;
  font-size: .92rem;
}
.data-table th, .data-table td {
  padding: 14px 16px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}
.data-table thead th {
  background: var(--bg-panel-2);
  color: var(--text);
  font-weight: 700;
  font-size: .8rem;
  text-transform: uppercase;
  letter-spacing: .06em;
}
.data-table td { color: var(--text-muted); font-variant-numeric: tabular-nums; }
.data-table tbody tr:hover { background: var(--bg-elev); }
.data-table .yes { color: var(--bull); font-weight: 700; }
.data-table .no { color: var(--bear); font-weight: 700; }
.data-table td:first-child, .data-table th:first-child { color: var(--text); font-weight: 600; }
.data-table tr:last-child td { border-bottom: none; }
.col-highlight { background: rgba(245,166,35,.08); }

.comparison-matrix .data-table { min-width: 640px; }

/* ===== Platform mock frame ===== */
.mock-frame {
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: #06080a;
  box-shadow: var(--shadow);
}
.mock-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: var(--bg-panel-2);
  border-bottom: 1px solid var(--border);
}
.mock-dot { width: 11px; height: 11px; border-radius: 50%; background: var(--border-strong); }
.mock-dot.r { background: var(--bear); }
.mock-dot.y { background: var(--cta); }
.mock-dot.g { background: var(--bull); }
.mock-url {
  margin-left: 10px;
  font-size: .8rem;
  color: var(--text-dim);
  font-variant-numeric: tabular-nums;
}
.mock-body {
  padding: var(--space-3);
  display: grid;
  gap: var(--space-2);
  background:
    linear-gradient(180deg, rgba(0,197,130,.05), transparent 40%),
    #06080a;
  min-height: 220px;
}
.mock-chart {
  height: 160px;
  border-radius: var(--radius-sm);
  background:
    repeating-linear-gradient(90deg, rgba(255,255,255,.03) 0 1px, transparent 1px 48px),
    repeating-linear-gradient(0deg, rgba(255,255,255,.03) 0 1px, transparent 1px 32px),
    linear-gradient(180deg, rgba(59,130,246,.10), transparent);
  position: relative;
  border: 1px solid var(--border);
}
.mock-candles { display: flex; align-items: flex-end; gap: 5px; height: 100%; padding: 10px; }
.mock-candle { flex: 1; border-radius: 2px; }
.mock-candle.up { background: var(--bull); }
.mock-candle.down { background: var(--bear); }
.mock-row { display: flex; justify-content: space-between; font-size: .82rem; color: var(--text-muted); font-variant-numeric: tabular-nums; }
.mock-row .up { color: var(--bull); }
.mock-row .down { color: var(--bear); }

/* ===== Steps / step rail ===== */
.step-rail {
  display: grid;
  gap: var(--space-2);
  counter-reset: step;
}
@media (min-width: 780px) { .step-rail.cols { grid-template-columns: repeat(3,1fr); } }
.step {
  position: relative;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--space-3);
  padding-left: 70px;
  counter-increment: step;
}
.step::before {
  content: counter(step);
  position: absolute;
  left: var(--space-3);
  top: var(--space-3);
  width: 32px; height: 32px;
  border-radius: 50%;
  background: var(--cta);
  color: var(--cta-ink);
  font-weight: 900;
  display: grid; place-items: center;
  font-variant-numeric: tabular-nums;
}
.step h3 { font-size: 1.1rem; margin-bottom: 6px; }
.step p { font-size: .92rem; }

/* ===== Timeline ===== */
.timeline { position: relative; display: grid; gap: var(--space-3); padding-left: var(--space-3); }
.timeline::before {
  content: '';
  position: absolute;
  left: 7px; top: 6px; bottom: 6px;
  width: 2px;
  background: var(--border-strong);
}
.timeline-item { position: relative; padding-left: var(--space-3); }
.timeline-item::before {
  content: '';
  position: absolute;
  left: -1px; top: 6px;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: var(--cta);
  border: 3px solid var(--bg-base);
}
.timeline-item .tl-year { font-weight: 900; color: var(--cta); font-variant-numeric: tabular-nums; }

/* ===== Accordion ===== */
.accordion-item, .faq-item, .checklist-item {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: var(--space-2);
  overflow: hidden;
}
.accordion-trigger {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-2);
  padding: 18px 20px;
  text-align: left;
  font-weight: 700;
  font-size: 1rem;
  color: var(--text);
}
.accordion-trigger::after {
  content: '+';
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--cta);
  flex: none;
  transition: transform .25s var(--ease);
  line-height: 1;
}
.accordion-item.open > .accordion-trigger::after,
.faq-item.open > .accordion-trigger::after,
.checklist-item.open > .accordion-trigger::after { content: '\2212'; }
.accordion-body, .faq-body, .checklist-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height .3s var(--ease);
}
.accordion-body-inner, .faq-body-inner, .checklist-body-inner {
  padding: 0 20px 20px;
  color: var(--text-muted);
  font-size: .94rem;
}
.checklist-trigger .check-ico { color: var(--bull); margin-right: 8px; }

/* ===== Expand cards ===== */
.expand-card {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.expand-trigger {
  width: 100%;
  text-align: left;
  padding: 18px 20px;
  font-weight: 700;
  color: var(--text);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.expand-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height .3s var(--ease);
}
.expand-card.open .expand-body { max-height: 600px; }
.expand-body-inner { padding: 0 20px 20px; color: var(--text-muted); }

/* ===== FAQ search / category nav ===== */
.faq-search {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}
.faq-search input {
  flex: 1 1 260px;
  padding: 14px 18px;
  border-radius: var(--radius);
  border: 1px solid var(--border-strong);
  background: var(--bg-panel);
  color: var(--text);
}
.faq-search input::placeholder { color: var(--text-dim); }
.category-nav { display: flex; flex-wrap: wrap; gap: 10px; }
.category-nav a, .cat-chip {
  padding: 9px 16px;
  border-radius: 999px;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-size: .88rem;
  font-weight: 600;
}
.category-nav a:hover, .cat-chip:hover { border-color: var(--cta); color: var(--cta); text-decoration: none; }

/* ===== TOC ===== */
.toc {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--space-3);
  position: sticky;
  top: 90px;
}
.toc h4 { margin-bottom: var(--space-2); }
.toc ul li { margin-bottom: 8px; }
.toc a { color: var(--text-muted); font-size: .92rem; }
.toc a:hover { color: var(--cta); }

/* ===== Legal / doc body ===== */
.doc-layout { display: grid; gap: var(--space-4); }
@media (min-width: 780px) { .doc-layout { grid-template-columns: 260px 1fr; } }
.doc-body h2 { margin: var(--space-4) 0 var(--space-2); }
.doc-body h3 { margin: var(--space-3) 0 var(--space-1); }
.doc-body p, .doc-body li { color: var(--text-muted); margin-bottom: var(--space-2); }
.doc-body ul { list-style: disc; padding-left: var(--space-3); }
.doc-body li { margin-bottom: 8px; }

/* ===== Dark callout sections ===== */
.dark-section {
  background: #141820;
  color: #f4f6f9;
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  border: 1px solid var(--border);
}
.dark-section * { color: inherit; }
.dark-section p { color: #c7cedb; }
.dark-section .muted { color: #9AA3B2; }

/* ===== CTA blocks ===== */
.cta-block {
  text-align: center;
  background:
    radial-gradient(600px 300px at 50% 0%, rgba(245,166,35,.14), transparent 60%),
    var(--bg-panel);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  padding: var(--space-5) var(--space-3);
  box-shadow: var(--shadow-brutal);
}
.cta-block h2 { margin-bottom: var(--space-2); }
.cta-block p { max-width: 52ch; margin: 0 auto var(--space-3); }
.cta-actions { display: flex; flex-wrap: wrap; gap: var(--space-2); justify-content: center; }
.cta-dual {
  display: grid;
  gap: var(--gap);
  grid-template-columns: 1fr;
}
@media (min-width: 640px) { .cta-dual { grid-template-columns: repeat(2,1fr); } }
.cta-dual .cta-card {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  text-align: center;
}
.cta-card.accent { border-color: var(--cta); box-shadow: var(--shadow-brutal); }

.disclaimer-note {
  font-size: .82rem;
  color: var(--text-dim);
  margin-top: var(--space-2);
}

/* ===== Info / support cards ===== */
.info-card {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--space-4);
}
.info-card .info-row {
  display: flex;
  gap: var(--space-2);
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--border);
}
.info-card .info-row:last-child { border-bottom: none; }
.info-card .info-label { font-weight: 700; min-width: 120px; color: var(--text); }
.info-card .info-val { color: var(--text-muted); }

.channel-grid { display: grid; gap: var(--gap); grid-template-columns: 1fr; }
@media (min-width: 640px) { .channel-grid { grid-template-columns: repeat(3,1fr); } }
.channel-card { text-align: center; }
.channel-card .channel-ico {
  width: 54px; height: 54px;
  border-radius: 14px;
  margin: 0 auto var(--space-2);
  display: grid; place-items: center;
  background: rgba(0,197,130,.13);
  color: var(--bull);
  font-size: 1.4rem;
}

/* ===== Badges / pills ===== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: .76rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .06em;
}
.badge.bull { background: rgba(0,197,130,.15); color: var(--bull); }
.badge.bear { background: rgba(255,74,90,.15); color: var(--bear); }
.badge.system { background: rgba(59,130,246,.15); color: var(--system); }
.badge.cta { background: rgba(245,166,35,.15); color: var(--cta); }

/* ===== Browser compat ===== */
.compat-grid { display: grid; gap: var(--space-2); grid-template-columns: repeat(2,1fr); }
@media (min-width: 640px) { .compat-grid { grid-template-columns: repeat(4,1fr); } }
.compat-item {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--space-3);
  text-align: center;
}
.compat-item .compat-name { font-weight: 700; margin-top: 8px; }
.compat-item .compat-ver { font-size: .8rem; color: var(--text-dim); font-variant-numeric: tabular-nums; }

/* ===== Methods grid ===== */
.methods-grid { display: grid; gap: var(--space-2); grid-template-columns: repeat(2,1fr); }
@media (min-width: 640px) { .methods-grid { grid-template-columns: repeat(3,1fr); } }
@media (min-width: 780px) { .methods-grid { grid-template-columns: repeat(4,1fr); } }
.method-chip {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--space-2);
  text-align: center;
  font-weight: 600;
  font-size: .9rem;
}
.method-chip .method-time { display:block; font-size: .76rem; color: var(--text-dim); margin-top: 4px; }

/* ===== Benefits / list ===== */
.benefit-list { display: grid; gap: var(--space-2); }
.benefit-item {
  display: flex;
  gap: var(--space-2);
  align-items: flex-start;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--space-2) var(--space-3);
}
.benefit-item .b-ico {
  flex: none;
  width: 28px; height: 28px;
  border-radius: 8px;
  background: rgba(0,197,130,.15);
  color: var(--bull);
  display: grid; place-items: center;
  font-weight: 900;
}
.benefit-item p { margin: 0; font-size: .94rem; }

/* ===== Selection guide ===== */
.guide-grid { display: grid; gap: var(--gap); grid-template-columns: 1fr; }
@media (min-width: 780px) { .guide-grid { grid-template-columns: repeat(3,1fr); } }
.guide-card {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--space-3);
  border-top: 3px solid var(--system);
}
.guide-card.bull { border-top-color: var(--bull); }
.guide-card.cta { border-top-color: var(--cta); }

/* utility */
.mt-2 { margin-top: var(--space-2); }
.mt-3 { margin-top: var(--space-3); }
.mt-4 { margin-top: var(--space-4); }
.mb-3 { margin-bottom: var(--space-3); }
.flow > * + * { margin-top: var(--space-2); }