/* ALPHA11 — premium, mobile-first · señal > ruido */
:root {
  --bg: #0B0F14;
  --bg-elevated: #121821;
  --bg-card: #151c27;
  --bg-hover: #1a2330;
  --text: #ffffff;
  --text-muted: #9aa3b2;
  --text-dim: #6b7385;
  --accent: #B8FF3C;
  --accent-dim: rgba(184, 255, 60, 0.12);
  --accent-glow: rgba(184, 255, 60, 0.25);
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.14);
  --danger: #ff6b6b;
  --warn: #ffc857;
  --ok: #B8FF3C;
  --info: #8eb0ff;
  --radius: 14px;
  --radius-sm: 10px;
  --shadow: 0 20px 50px rgba(0, 0, 0, 0.45);
  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", "Cascadia Code", Menlo, Consolas, monospace;
  --max: 1120px;
  --nav-h: 64px;
  --focus: 0 0 0 3px rgba(184, 255, 60, 0.35);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}
body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible {
  outline: none;
  box-shadow: var(--focus);
}
button, input, select, textarea { font: inherit; }
::selection { background: var(--accent); color: #0B0F14; }

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 100;
  background: var(--accent); color: #0B0F14; padding: 0.5rem 1rem; font-weight: 600;
  border-radius: 8px;
}
.skip-link:focus { left: 1rem; top: 1rem; }

/* Nav */
.site-header {
  position: sticky; top: 0; z-index: 50;
  height: var(--nav-h);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  background: rgba(11, 15, 20, 0.85);
  border-bottom: 1px solid var(--border);
}
.nav {
  max-width: var(--max);
  margin: 0 auto;
  height: 100%;
  padding: 0 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.logo {
  display: flex; align-items: center; gap: 0.55rem;
  color: var(--text); font-weight: 700; letter-spacing: 0.04em;
  text-decoration: none; font-size: 1.05rem;
}
.logo:hover { text-decoration: none; }
.logo-mark {
  width: 28px; height: 28px; border-radius: 8px;
  background: var(--accent); color: #0B0F14;
  display: grid; place-items: center;
  font-family: var(--mono); font-size: 0.72rem; font-weight: 800;
}
.nav-links {
  display: none; gap: 0.1rem; list-style: none; margin: 0; padding: 0;
  align-items: center;
}
.nav-links a {
  color: var(--text-muted); font-size: 0.9rem; font-weight: 500;
  padding: 0.45rem 0.65rem; border-radius: 8px; text-decoration: none;
}
.nav-links a:hover, .nav-links a[aria-current="page"] {
  color: var(--text); background: var(--bg-hover); text-decoration: none;
}
.nav-links a[aria-current="page"] { color: var(--accent); }
.nav-cta {
  display: none !important;
  background: var(--accent) !important; color: #0B0F14 !important;
  font-weight: 700; padding: 0.5rem 0.9rem !important;
  border-radius: 999px;
}
.nav-cta:hover { filter: brightness(1.05); }
.nav-cta[aria-current="page"] { color: #0B0F14 !important; }
.nav-toggle {
  display: inline-flex; align-items: center; justify-content: center;
  width: 42px; height: 42px; border: 1px solid var(--border);
  border-radius: 10px; background: transparent; color: var(--text); cursor: pointer;
}
.nav-toggle span {
  display: block; width: 18px; height: 2px; background: currentColor;
  position: relative;
}
.nav-toggle span::before, .nav-toggle span::after {
  content: ""; position: absolute; left: 0; width: 18px; height: 2px; background: currentColor;
}
.nav-toggle span::before { top: -6px; }
.nav-toggle span::after { top: 6px; }

.nav-drawer {
  display: none; position: absolute; left: 0; right: 0; top: var(--nav-h);
  background: var(--bg-elevated); border-bottom: 1px solid var(--border);
  padding: 0.75rem 1.25rem 1.25rem;
  max-height: calc(100vh - var(--nav-h));
  overflow-y: auto;
}
.nav-drawer.open { display: block; }
.nav-drawer a {
  display: block; padding: 0.75rem 0.5rem; color: var(--text);
  border-bottom: 1px solid var(--border); text-decoration: none; font-weight: 500;
}
.nav-drawer a[aria-current="page"] { color: var(--accent); }
.nav-drawer a:last-child {
  border-bottom: 0; color: #0B0F14; background: var(--accent);
  text-align: center; border-radius: 999px; margin-top: 0.75rem; font-weight: 700;
}

@media (min-width: 900px) {
  .nav-links { display: flex; }
  .nav-cta { display: inline-flex !important; }
  .nav-toggle, .nav-drawer { display: none !important; }
}

/* Layout */
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 1.25rem; }
.section { padding: 4.5rem 0; }
.section-sm { padding: 3rem 0; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 0.45rem;
  font-family: var(--mono); font-size: 0.75rem; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--accent); margin: 0 0 1rem;
}
.eyebrow::before {
  content: ""; width: 8px; height: 8px; border-radius: 50%;
  background: var(--accent); box-shadow: 0 0 12px var(--accent-glow);
}
h1, h2, h3 { line-height: 1.15; letter-spacing: -0.02em; margin: 0 0 1rem; }
h1 { font-size: clamp(2.1rem, 5.5vw, 3.6rem); font-weight: 800; }
h2 { font-size: clamp(1.55rem, 3.5vw, 2.2rem); font-weight: 750; }
h3 { font-size: 1.15rem; font-weight: 700; }
.lead {
  font-size: clamp(1.05rem, 2.2vw, 1.25rem);
  color: var(--text-muted); max-width: 38rem; margin: 0 0 1.75rem;
}
.muted { color: var(--text-muted); }
.dim { color: var(--text-dim); }
.center { text-align: center; }
.center .lead { margin-left: auto; margin-right: auto; }

/* Hero */
.hero {
  position: relative; overflow: hidden;
  padding: 4rem 0 3.5rem;
}
.hero::before {
  content: ""; position: absolute; inset: -20% -10% auto;
  height: 70%; pointer-events: none;
  background:
    radial-gradient(ellipse 50% 60% at 70% 20%, rgba(184,255,60,0.14), transparent 60%),
    radial-gradient(ellipse 40% 50% at 15% 40%, rgba(80,120,255,0.08), transparent 55%);
}
.hero-grid {
  position: relative;
  display: grid; gap: 2.5rem;
}
@media (min-width: 900px) {
  .hero-grid { grid-template-columns: 1.15fr 0.85fr; align-items: center; gap: 3rem; }
}
.hero h1 span { color: var(--accent); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-bottom: 1.5rem; }
.hero-meta {
  display: flex; flex-wrap: wrap; gap: 1rem 1.5rem;
  font-size: 0.85rem; color: var(--text-dim);
}
.hero-meta strong { color: var(--text-muted); font-weight: 600; }

.hero-card {
  background: linear-gradient(160deg, var(--bg-card), #0e141c);
  border: 1px solid var(--border-strong);
  border-radius: calc(var(--radius) + 4px);
  padding: 1.25rem;
  box-shadow: var(--shadow);
}
.hero-card-head {
  display: flex; justify-content: space-between; align-items: center;
  gap: 0.75rem; flex-wrap: wrap;
  margin-bottom: 1rem; font-size: 0.8rem; color: var(--text-muted);
}
.updated-at {
  display: inline-flex; align-items: center; gap: 0.4rem;
  font-family: var(--mono); font-size: 0.78rem; color: var(--text-dim);
}
.updated-at strong { color: var(--text-muted); font-weight: 600; }
.pill {
  display: inline-flex; align-items: center; gap: 0.35rem;
  padding: 0.2rem 0.55rem; border-radius: 999px;
  font-family: var(--mono); font-size: 0.7rem; font-weight: 600;
  letter-spacing: 0.04em; text-transform: uppercase;
  white-space: nowrap;
}
.pill-buy { background: var(--accent-dim); color: var(--accent); }
.pill-hold { background: rgba(255,200,87,0.12); color: var(--warn); }
.pill-watch { background: rgba(120,160,255,0.12); color: var(--info); }
.pill-sell { background: rgba(255,107,107,0.12); color: var(--danger); }
.pill-open { background: rgba(255,255,255,0.06); color: var(--text-muted); }
.pill-hit { background: var(--accent-dim); color: var(--accent); }
.pill-miss { background: rgba(255,107,107,0.12); color: var(--danger); }
.pill-partial { background: rgba(255,200,87,0.12); color: var(--warn); }
.signal-row { display: grid; gap: 0.75rem; }
.signal-item {
  display: grid; grid-template-columns: auto 1fr auto; gap: 0.75rem;
  align-items: center; padding: 0.75rem;
  background: rgba(255,255,255,0.02); border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}
.signal-item strong { display: block; font-size: 0.95rem; }
.signal-item .sig-sub { font-size: 0.78rem; color: var(--text-dim); }
.conf {
  font-family: var(--mono); font-size: 0.78rem; color: var(--accent);
  font-variant-numeric: tabular-nums;
}
.signal-empty {
  padding: 1.25rem; text-align: center; color: var(--text-dim); font-size: 0.9rem;
  border: 1px dashed var(--border); border-radius: var(--radius-sm);
}

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.4rem;
  padding: 0.75rem 1.2rem; border-radius: 999px; border: 1px solid transparent;
  font-weight: 700; font-size: 0.95rem; cursor: pointer;
  text-decoration: none; transition: transform 0.15s ease, filter 0.15s ease, background 0.15s;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }
.btn-primary { background: var(--accent); color: #0B0F14; }
.btn-primary:hover { filter: brightness(1.06); }
.btn-ghost {
  background: transparent; color: var(--text); border-color: var(--border-strong);
}
.btn-ghost:hover { background: var(--bg-hover); }
.btn-block { width: 100%; }
.btn-row { display: flex; flex-wrap: wrap; gap: 0.75rem; justify-content: center; }

/* Cards / grids */
.grid-3 {
  display: grid; gap: 1rem;
  grid-template-columns: 1fr;
}
@media (min-width: 720px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
}
.grid-2 {
  display: grid; gap: 1.25rem;
  grid-template-columns: 1fr;
}
@media (min-width: 800px) {
  .grid-2 { grid-template-columns: 1fr 1fr; }
}
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.35rem 1.4rem;
  transition: border-color 0.15s ease, transform 0.15s ease;
}
.card:hover { border-color: var(--border-strong); }
a.card { text-decoration: none; color: inherit; display: block; }
a.card:hover { text-decoration: none; transform: translateY(-2px); border-color: rgba(184,255,60,0.35); }
.card h3 { margin-bottom: 0.5rem; }
.card p { margin: 0; color: var(--text-muted); font-size: 0.95rem; }
.card ul { margin: 0.5rem 0 0; padding-left: 1.15rem; color: var(--text-muted); font-size: 0.95rem; }
.card li { margin-bottom: 0.35rem; }
.icon-dot {
  width: 36px; height: 36px; border-radius: 10px;
  background: var(--accent-dim); color: var(--accent);
  display: grid; place-items: center; margin-bottom: 1rem;
  font-family: var(--mono); font-weight: 700; font-size: 0.85rem;
}

/* Value Alpha explainer */
.va-steps { counter-reset: step; display: grid; gap: 0.85rem; margin-top: 1.5rem; }
.va-step {
  counter-increment: step;
  display: grid; grid-template-columns: auto 1fr; gap: 1rem;
  align-items: start; padding: 1rem 1.1rem;
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius);
}
.va-step::before {
  content: counter(step, decimal-leading-zero);
  font-family: var(--mono); font-size: 0.85rem; font-weight: 700;
  color: var(--accent); padding-top: 0.15rem;
}
.va-legend {
  display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1.25rem;
}

/* Forms */
.form-card {
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
  border-radius: calc(var(--radius) + 2px);
  padding: 1.5rem;
  box-shadow: var(--shadow);
  position: relative;
}
.form-row { display: grid; gap: 0.85rem; }
@media (min-width: 600px) {
  .form-row.two { grid-template-columns: 1fr 1fr; }
}
label {
  display: block; font-size: 0.8rem; font-weight: 600;
  color: var(--text-muted); margin-bottom: 0.35rem;
}
input[type="email"], input[type="text"], select {
  width: 100%; padding: 0.75rem 0.9rem;
  border-radius: 10px; border: 1px solid var(--border-strong);
  background: var(--bg); color: var(--text); outline: none;
}
input:focus, select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}
.form-note { font-size: 0.8rem; color: var(--text-dim); margin: 0.85rem 0 0; }
.form-status {
  margin-top: 0.85rem; font-size: 0.9rem; min-height: 1.3em;
}
.form-status.ok { color: var(--accent); }
.form-status.err { color: var(--danger); }
.hp { position: absolute; left: -9999px; opacity: 0; height: 0; width: 0; overflow: hidden; }

/* Track table */
.table-wrap {
  overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius);
  background: var(--bg-card); -webkit-overflow-scrolling: touch;
}
table {
  width: 100%; border-collapse: collapse; min-width: 720px;
  font-size: 0.9rem;
}
th, td { padding: 0.9rem 1rem; text-align: left; border-bottom: 1px solid var(--border); vertical-align: top; }
th {
  font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.06em;
  color: var(--text-dim); font-weight: 600; background: rgba(255,255,255,0.02);
  position: sticky; top: 0;
}
tr:last-child td { border-bottom: 0; }
tr:hover td { background: rgba(255,255,255,0.015); }
td.mono, .mono { font-family: var(--mono); }
.claim-cell { max-width: 280px; color: var(--text-muted); font-size: 0.88rem; }
.price-cell { font-variant-numeric: tabular-nums; white-space: nowrap; }

/* Banner / callouts */
.banner {
  border: 1px solid var(--border);
  background: var(--accent-dim);
  color: var(--text);
  border-radius: var(--radius);
  padding: 1rem 1.15rem;
  font-size: 0.95rem;
}
.banner.warn {
  background: rgba(255,200,87,0.08);
  border-color: rgba(255,200,87,0.25);
}
.banner.danger {
  background: rgba(255,107,107,0.08);
  border-color: rgba(255,107,107,0.25);
}
.banner p { margin: 0.75rem 0 0; }
.stats {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.75rem;
}
@media (min-width: 700px) {
  .stats { grid-template-columns: repeat(4, 1fr); }
}
.stat {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 1.1rem 1rem; text-align: center;
}
.stat strong {
  display: block; font-size: 1.45rem; font-weight: 800; color: var(--accent);
  font-family: var(--mono); margin-bottom: 0.25rem;
  font-variant-numeric: tabular-nums;
}
.stat span { font-size: 0.8rem; color: var(--text-dim); }

/* Page hero compact */
.page-hero { padding: 3rem 0 1.5rem; }
.page-hero h1 { margin-bottom: 0.75rem; }
.page-hero .lead { margin-bottom: 1rem; }

/* Checklist / feature lists */
.check-list {
  list-style: none; margin: 0; padding: 0;
  display: grid; gap: 0.65rem;
}
.check-list li {
  display: grid; grid-template-columns: auto 1fr; gap: 0.75rem;
  align-items: start; color: var(--text-muted); font-size: 0.95rem;
}
.check-list li::before {
  content: "✓"; color: var(--accent); font-weight: 700;
  font-family: var(--mono); margin-top: 0.05rem;
}
.x-list {
  list-style: none; margin: 0; padding: 0;
  display: grid; gap: 0.65rem;
}
.x-list li {
  display: grid; grid-template-columns: auto 1fr; gap: 0.75rem;
  align-items: start; color: var(--text-muted); font-size: 0.95rem;
}
.x-list li::before {
  content: "×"; color: var(--danger); font-weight: 700;
  font-family: var(--mono); margin-top: 0.05rem;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 2.5rem 0 2rem;
  margin-top: 2rem;
}
.footer-grid {
  display: grid; gap: 1.5rem;
}
@media (min-width: 720px) {
  .footer-grid { grid-template-columns: 1.4fr 1fr 1fr; }
}
.footer-brand { font-weight: 700; margin-bottom: 0.5rem; letter-spacing: 0.04em; }
.footer-grid p { color: var(--text-dim); font-size: 0.9rem; margin: 0 0 0.75rem; }
.footer-grid h4 {
  margin: 0 0 0.65rem; font-size: 0.75rem; text-transform: uppercase;
  letter-spacing: 0.08em; color: var(--text-dim);
}
.footer-grid ul { list-style: none; margin: 0; padding: 0; }
.footer-grid li { margin-bottom: 0.4rem; }
.footer-grid a { color: var(--text-muted); font-size: 0.9rem; text-decoration: none; }
.footer-grid a:hover { color: var(--accent); }
.footer-bottom {
  margin-top: 2rem; padding-top: 1.25rem; border-top: 1px solid var(--border);
  display: flex; flex-wrap: wrap; gap: 0.75rem; justify-content: space-between;
  font-size: 0.8rem; color: var(--text-dim);
}

/* Legal prose */
.prose { max-width: 42rem; }
.prose h2 { margin-top: 2rem; font-size: 1.25rem; }
.prose p, .prose li { color: var(--text-muted); }
.prose ul { padding-left: 1.2rem; }
.prose code {
  font-family: var(--mono); font-size: 0.85em;
  background: rgba(255,255,255,0.06); padding: 0.1em 0.35em; border-radius: 4px;
}

/* Edge stub */
.locked {
  display: grid; place-items: center; text-align: center;
  padding: 3rem 1.5rem; border: 1px dashed var(--border-strong);
  border-radius: var(--radius); background: var(--bg-card);
}
.locked h2 { margin-bottom: 0.5rem; }
.age-badge {
  display: inline-block; margin-bottom: 1rem;
  padding: 0.35rem 0.75rem; border-radius: 8px;
  background: rgba(255,107,107,0.12); color: var(--danger);
  font-family: var(--mono); font-weight: 700; font-size: 0.85rem;
}

/* Utils */
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mb-1 { margin-bottom: 1rem; }
.divider {
  height: 1px; background: var(--border); border: 0; margin: 0;
}
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); border: 0;
}

/* Tabs (track record live | backtest) */
.tabs {
  display: flex; flex-wrap: wrap; gap: 0.5rem;
  margin-bottom: 1.25rem;
}
.tab {
  appearance: none; border: 1px solid var(--border);
  background: var(--bg-card); color: var(--text-muted);
  font: inherit; font-weight: 600; font-size: 0.9rem;
  padding: 0.55rem 0.95rem; border-radius: 999px; cursor: pointer;
}
.tab:hover { border-color: var(--border-strong); color: var(--text); }
.tab.is-active {
  background: var(--accent-dim); color: var(--accent);
  border-color: rgba(184,255,60,0.35);
}
.tab-panel[hidden] { display: none !important; }
.tab-panel { display: block; }

/* Epistemic labels EDGE */
.epi {
  display: inline-block; font-family: var(--mono); font-size: 0.7rem;
  font-weight: 700; letter-spacing: 0.04em; padding: 0.15rem 0.4rem;
  border-radius: 4px; margin-right: 0.35rem; vertical-align: middle;
}
.epi-hecho { background: var(--accent-dim); color: var(--accent); }
.epi-inf { background: rgba(120,160,255,0.12); color: var(--info); }
.epi-op { background: rgba(255,200,87,0.12); color: var(--warn); }
.edge-card h3 { margin-bottom: 0.35rem; }
.edge-card .mono-row { font-family: var(--mono); font-size: 0.85rem; color: var(--text-muted); margin: 0.35rem 0; }
.edge-card ul { margin: 0.5rem 0 0; padding-left: 1.1rem; color: var(--text-muted); font-size: 0.9rem; }