/* ==========================================================================
   Edge & Odds — Advantage Sports Handicapping
   Direction: "Quant research desk" — deep slate, edge-green P&L, mono numerals
   Type: Space Grotesk (display) · Inter (body) · JetBrains Mono (data)
   ========================================================================== */

:root {
  --bg: #0d1217;
  --bg-2: #111922;
  --panel: #161f29;
  --panel-2: #1a2531;
  --line: #25323f;
  --line-soft: rgba(120, 145, 165, 0.14);
  --ink: #e8eef3;
  --ink-dim: #93a4b3;
  --ink-faint: #5f7180;
  --green: #35d6a0;
  --green-dim: #1f8e6b;
  --red: #f0654f;
  --gold: #d8b573;

  --font-display: "Space Grotesk", system-ui, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;

  --wrap: 1200px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* , *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--ink);
  background:
    radial-gradient(120% 60% at 80% -5%, rgba(53,214,160,0.06), transparent 60%),
    var(--bg);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
svg, img { display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
.wrap { width: min(var(--wrap), 100% - 3rem); margin-inline: auto; }
.mono { font-family: var(--font-mono); font-feature-settings: "tnum" 1; }

/* ---------- Type ---------- */
.h2 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.9rem, 4vw, 3rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--ink);
}
.h2 em, .hero__title em { font-style: normal; color: var(--green); }

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 1.1rem;
}
.head { max-width: 660px; margin-bottom: 2.8rem; }
.head__sub { margin-top: 1rem; color: var(--ink-dim); }

/* ---------- Brand ---------- */
.brand { display: inline-flex; align-items: center; gap: 0.6rem; color: var(--green); }
.brand__mark { width: 30px; height: 21px; }
.brand__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.3rem;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.brand__amp { color: var(--green); margin: 0 1px; font-weight: 500; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--bg);
  background: var(--green);
  padding: 0.95rem 1.8rem;
  border: 1px solid var(--green);
  border-radius: 3px;
  cursor: pointer;
  transition: background 0.25s var(--ease), box-shadow 0.25s var(--ease), transform 0.25s var(--ease), color 0.25s var(--ease);
}
.btn:hover { background: #4ce4b1; border-color: #4ce4b1; box-shadow: 0 0 30px -6px rgba(53,214,160,0.5); transform: translateY(-2px); }
.btn--ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn--ghost:hover { background: transparent; color: var(--green); border-color: var(--green); box-shadow: none; }
.btn--full { width: 100%; }
.pill {
  font-family: var(--font-mono);
  font-size: 0.74rem; font-weight: 500; letter-spacing: 0.05em; text-transform: uppercase;
  color: var(--ink); border: 1px solid var(--line); padding: 0.55rem 1.1rem; border-radius: 100px;
  transition: border-color 0.25s var(--ease), color 0.25s var(--ease);
}
.pill:hover { border-color: var(--green); color: var(--green); }
:focus-visible { outline: 2px solid var(--green); outline-offset: 2px; }

/* ---------- Nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(13,18,23,0.82); backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent; transition: border-color 0.3s var(--ease);
}
.nav.is-scrolled { border-bottom-color: var(--line); }
.nav__inner { display: flex; align-items: center; justify-content: space-between; padding-block: 1rem; }
.nav__links { display: flex; align-items: center; gap: 1.9rem; }
.nav__links a:not(.pill) {
  font-family: var(--font-mono); font-size: 0.8rem; letter-spacing: 0.03em;
  color: var(--ink-dim); transition: color 0.25s var(--ease);
}
.nav__links a:not(.pill):hover { color: var(--ink); }
.nav__toggle { display: none; flex-direction: column; gap: 6px; background: none; border: none; padding: 8px 4px; cursor: pointer; }
.nav__toggle span { display: block; width: 25px; height: 2px; background: var(--ink); transition: transform 0.3s var(--ease); }
.nav__toggle[aria-expanded="true"] span:first-child { transform: translateY(4px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] span:last-child { transform: translateY(-4px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero { padding-top: clamp(3rem, 7vw, 5.5rem); padding-bottom: clamp(2.5rem, 5vw, 4rem); }
.hero__inner { display: grid; grid-template-columns: 1fr 1.05fr; gap: clamp(2rem, 5vw, 4rem); align-items: center; }
.hero__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.4rem, 5.2vw, 4rem);
  line-height: 1.02; letter-spacing: -0.03em; color: var(--ink);
}
.hero__sub { margin-top: 1.4rem; max-width: 46ch; color: var(--ink-dim); font-size: 1.05rem; }
.hero__cta { margin-top: 2rem; display: flex; gap: 0.9rem; flex-wrap: wrap; }

/* Equity curve card */
.equity {
  background: linear-gradient(180deg, var(--panel), var(--bg-2));
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 1.4rem 1.4rem 1rem;
  box-shadow: 0 30px 60px -40px rgba(0,0,0,0.8);
}
.equity__head { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 1rem; }
.equity__label { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-faint); }
.equity__val { font-family: var(--font-mono); font-weight: 700; font-size: 1.5rem; color: var(--green); }
.equity__chart { width: 100%; height: 230px; }
.equity__chart svg { width: 100%; height: 100%; overflow: visible; }
.equity__axis { display: flex; justify-content: space-between; margin-top: 0.5rem; font-family: var(--font-mono); font-size: 0.66rem; color: var(--ink-faint); }

/* Hero stat strip */
.hero__stats {
  width: min(var(--wrap), 100% - 3rem); margin: clamp(2.5rem,5vw,3.5rem) auto 0;
  display: grid; grid-template-columns: repeat(5, 1fr);
  border: 1px solid var(--line); border-radius: 10px; overflow: hidden;
  background: var(--panel);
}
.stat { padding: 1.4rem 1.3rem; border-right: 1px solid var(--line); }
.stat:last-child { border-right: none; }
.stat__v { font-family: var(--font-mono); font-weight: 700; font-size: clamp(1.3rem,2.2vw,1.85rem); color: var(--ink); line-height: 1; }
.stat__v.pos { color: var(--green); }
.stat__l { margin-top: 0.5rem; font-size: 0.74rem; letter-spacing: 0.04em; color: var(--ink-dim); }
.hero__note { margin: 1rem auto 0; font-size: 0.78rem; color: var(--ink-faint); font-family: var(--font-mono); }

/* ---------- Sections rhythm ---------- */
.record, .approach, .history, .join { padding-block: clamp(4rem, 8vw, 7rem); }
.record { border-top: 1px solid var(--line-soft); }

/* ---------- Track record tables ---------- */
.record__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.record__grid--single { grid-template-columns: 1fr; }
.record__grid--single .panel { max-width: 760px; }
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 1.5rem; }
.panel__title { font-family: var(--font-display); font-weight: 600; font-size: 1.1rem; margin-bottom: 1rem; }
.panel__sub { color: var(--ink-faint); font-weight: 400; font-size: 0.85rem; }

.table-scroll { overflow-x: auto; }
.dtable { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
.dtable th {
  font-family: var(--font-mono); font-weight: 500; font-size: 0.68rem; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--ink-faint); text-align: left;
  padding: 0.5rem 0.7rem; border-bottom: 1px solid var(--line); white-space: nowrap;
}
.dtable td { padding: 0.5rem 0.7rem; border-bottom: 1px solid var(--line-soft); color: var(--ink); white-space: nowrap; }
.dtable .num { text-align: right; font-family: var(--font-mono); font-feature-settings: "tnum" 1; }
.dtable tbody tr:hover { background: var(--panel-2); }
.u-pos { color: var(--green); }
.u-neg { color: var(--red); }
.u-flat { color: var(--ink-dim); }

/* ---------- Approach ---------- */
.approach { border-top: 1px solid var(--line-soft); }
.approach__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.2rem; }
.amod { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 1.6rem 1.4rem; transition: border-color 0.25s var(--ease); }
.amod:hover { border-color: var(--green-dim); }
.amod__n { font-family: var(--font-mono); font-size: 0.8rem; color: var(--green); }
.amod h3 { font-family: var(--font-display); font-weight: 600; font-size: 1.15rem; margin: 0.7rem 0 0.5rem; }
.amod p { font-size: 0.9rem; color: var(--ink-dim); }

/* ---------- Play history ---------- */
.history { border-top: 1px solid var(--line-soft); }
.filters { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 0.8rem; margin-bottom: 1.1rem; }
.f-input {
  font-family: var(--font-mono); font-size: 0.85rem; color: var(--ink);
  background: var(--panel); border: 1px solid var(--line); border-radius: 4px;
  padding: 0.7rem 0.85rem; width: 100%; transition: border-color 0.2s var(--ease);
}
.f-input::placeholder { color: var(--ink-faint); }
.f-input:focus { outline: none; border-color: var(--green); }
select.f-input { cursor: pointer; appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%235f7180'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 0.85rem center; padding-right: 2rem;
}

.ledger-meta { display: flex; align-items: baseline; gap: 1rem; margin-bottom: 0.8rem; font-size: 0.82rem; color: var(--ink-dim); }
.ledger-meta .mono { font-weight: 600; }

.ledger-wrap { border: 1px solid var(--line); border-radius: 10px; background: var(--panel); }
.ledger { font-size: 0.86rem; }
.ledger thead th { position: sticky; top: 0; background: var(--panel-2); cursor: pointer; user-select: none; z-index: 1; }
.ledger thead th.sortable:hover { color: var(--green); }
.ledger td { border-bottom: 1px solid var(--line-soft); }
.ledger td.play { white-space: normal; min-width: 240px; color: var(--ink); }
.ledger td.sport { color: var(--ink-dim); font-family: var(--font-mono); font-size: 0.76rem; letter-spacing: 0.03em; }
.ledger td.date, .ledger td.odds, .ledger td.result { font-family: var(--font-mono); }
.ledger td.result { text-align: right; font-weight: 600; }
.ledger td.odds { text-align: right; color: var(--ink-dim); }
.r-w { color: var(--green); }
.r-l { color: var(--red); }
.r-p { color: var(--ink-dim); }
.ledger-more { text-align: center; margin-top: 1.4rem; }
.ledger-more.done .btn { opacity: 0.4; pointer-events: none; }

/* ---------- Join ---------- */
.join { border-top: 1px solid var(--line-soft); }
.join__inner { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 4rem); align-items: start; }
.join__copy p { color: var(--ink-dim); margin-top: 1rem; max-width: 42ch; }
.join__form { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: clamp(1.5rem, 3vw, 2.2rem); }

/* X call-to-action card */
.xcard {
  background: linear-gradient(180deg, var(--panel), var(--bg-2));
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: clamp(2rem, 4vw, 2.8rem);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.xcard__logo { width: 40px; height: 40px; color: var(--ink); margin-bottom: 1.1rem; }
.xcard__lead { font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-dim); }
.xcard__handle {
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(1.6rem, 3.4vw, 2.2rem); letter-spacing: -0.01em;
  color: var(--green); margin: 0.4rem 0 1.6rem;
  transition: color 0.2s var(--ease);
}
.xcard__handle:hover { color: #4ce4b1; }
.xcard__btn { max-width: 320px; }
.xcard .form-fine { margin-top: 1.1rem; }
.field { margin-bottom: 1.1rem; }
.field label { display: block; font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-dim); margin-bottom: 0.45rem; }
.field .opt { text-transform: none; letter-spacing: 0; color: var(--ink-faint); }
.field input, .field textarea, .field select {
  width: 100%; font-family: var(--font-body); font-size: 0.95rem; color: var(--ink);
  background: var(--bg-2); border: 1px solid var(--line); border-radius: 4px; padding: 0.75rem 0.85rem;
  transition: border-color 0.2s var(--ease);
}
.field select { font-family: var(--font-mono); cursor: pointer; }
.field input:focus, .field textarea:focus, .field select:focus { outline: none; border-color: var(--green); }
.field textarea { resize: vertical; }
.hidden-field { display: none; }
.form-fine { margin-top: 0.9rem; font-family: var(--font-mono); font-size: 0.7rem; color: var(--ink-faint); text-align: center; }

/* ---------- Footer ---------- */
.footer { border-top: 1px solid var(--line); background: var(--bg-2); padding-block: 2.6rem; }
.footer__top { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 1rem; margin-bottom: 1.4rem; }
.footer__updated { font-family: var(--font-mono); font-size: 0.76rem; color: var(--ink-faint); }
.footer__disclaimer { font-size: 0.76rem; line-height: 1.7; color: var(--ink-faint); max-width: 80ch; padding-bottom: 1.2rem; border-bottom: 1px solid var(--line-soft); }
.footer__copy { margin-top: 1.2rem; font-family: var(--font-mono); font-size: 0.74rem; color: var(--ink-faint); }

/* ---------- Reveal ---------- */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
.reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .btn, .amod { transition: none; }
}

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .hero__inner { grid-template-columns: 1fr; }
  .hero__stats { grid-template-columns: repeat(3, 1fr); }
  .stat:nth-child(3) { border-right: none; }
  .stat:nth-child(n+4) { border-top: 1px solid var(--line); }
  .record__grid, .approach__grid, .join__inner { grid-template-columns: 1fr; }
  .approach__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
  .nav__toggle { display: flex; }
  .nav__links {
    position: absolute; top: 100%; left: 0; right: 0; flex-direction: column; align-items: flex-start;
    gap: 1.2rem; background: var(--bg-2); border-bottom: 1px solid var(--line); padding: 1.5rem;
    transform: translateY(-8px); opacity: 0; visibility: hidden;
    transition: opacity 0.3s var(--ease), transform 0.3s var(--ease), visibility 0.3s;
  }
  .nav__links.is-open { opacity: 1; visibility: visible; transform: none; }
  .filters { grid-template-columns: 1fr 1fr; }
  .filters .f-input:first-child { grid-column: 1 / -1; }
}
@media (max-width: 520px) {
  .hero__stats { grid-template-columns: repeat(2, 1fr); }
  .stat { border-right: 1px solid var(--line); }
  .stat:nth-child(2n) { border-right: none; }
  .stat:nth-child(n+3) { border-top: 1px solid var(--line); }
  .approach__grid { grid-template-columns: 1fr; }
  .hero__cta .btn { width: 100%; text-align: center; }
  .ledger td.sport { display: none; }
  .ledger th:nth-child(3) { display: none; }
}