:root {
  --red: #c8102e;
  --red-deep: #8a0b1f;
  --ink: #141414;
  --muted: #5a5a5a;
  --paper: #f3efe8;
  --line: rgba(20, 20, 20, 0.12);
  --gold: #c9a227;
  --win: #1b7a4a;
  --draw: #8a6d14;
  --loss: #9b1c2e;
  --panel: #fffdf9;
  --font-display: "Bebas Neue", Impact, sans-serif;
  --font-body: "IBM Plex Sans", system-ui, sans-serif;
}

*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--paper);
  min-height: 100vh;
  line-height: 1.6;
  font-size: 16px;
}

.atmosphere {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(ellipse 90% 50% at 50% -8%, rgba(200, 16, 46, 0.28), transparent 58%),
    linear-gradient(180deg, #160308 0%, transparent 36%),
    var(--paper);
  pointer-events: none;
}

.top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 6vw;
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(12px);
  background: rgba(243, 239, 232, 0.88);
  border-bottom: 1px solid var(--line);
}

.mark {
  font-family: var(--font-display);
  letter-spacing: 0.14em;
  color: var(--red);
  text-decoration: none;
  font-size: 1.35rem;
}

nav { display: flex; gap: 1.1rem; flex-wrap: wrap; }
nav a {
  color: var(--ink);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  cursor: pointer;
}
nav a:hover, nav a:focus-visible { color: var(--red); }

.dns-banner {
  padding: 0.7rem 6vw;
  background: rgba(200, 16, 46, 0.1);
  border-bottom: 1px solid var(--line);
  font-size: 0.9rem;
}
.dns-banner.ok { background: rgba(27, 122, 74, 0.12); }
.dns-banner a { color: var(--red); font-weight: 600; }

main {
  padding: 0 6vw 4rem;
  max-width: 1080px;
  margin: 0 auto;
}

.hero { padding: 3.5rem 0 2.5rem; }
.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.72rem;
  color: var(--muted);
  margin: 0 0 0.7rem;
}
.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(4rem, 14vw, 7.5rem);
  line-height: 0.9;
  margin: 0;
  color: var(--red);
  letter-spacing: 0.04em;
}
.lede {
  max-width: 38rem;
  margin: 1.1rem 0 1.4rem;
  font-size: 1.08rem;
}
.lede strong { font-weight: 700; }

.cta-row { display: flex; flex-wrap: wrap; gap: 0.7rem; margin-bottom: 1rem; }

.model-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.45rem 0.75rem;
  border: 1px solid var(--line);
  background: var(--panel);
  font-size: 0.86rem;
  color: var(--muted);
}
.model-chip .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--win);
  box-shadow: 0 0 0 0 rgba(27, 122, 74, 0.5);
  animation: pulse 1.8s ease infinite;
}
.model-chip.updating .dot {
  background: var(--gold);
  animation: pulse 0.7s ease infinite;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0.65rem 1.15rem;
  border: 1px solid transparent;
  border-radius: 2px;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: transform 160ms ease, background 160ms ease, color 160ms ease;
}
.btn:hover { transform: translateY(-1px); }
.btn:disabled { opacity: 0.55; cursor: not-allowed; transform: none; }
.btn.primary { background: var(--red); color: #fff; }
.btn.primary:hover { background: var(--red-deep); }
.btn.ghost { background: transparent; border-color: var(--ink); color: var(--ink); }
.btn.ghost:hover { border-color: var(--red); color: var(--red); }

.block {
  padding: 2.4rem 0;
  border-top: 1px solid var(--line);
}
.block h2 {
  font-family: var(--font-display);
  font-size: 2.4rem;
  letter-spacing: 0.05em;
  margin: 0 0 0.3rem;
}
.block h3 {
  margin: 0 0 0.8rem;
  font-size: 0.92rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.sub { color: var(--muted); margin: 0 0 1.25rem; max-width: 40rem; }
.muted { color: var(--muted); }

.split {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 2rem;
  align-items: start;
}

.predict-form { display: grid; gap: 1rem; max-width: 26rem; }
label, fieldset {
  display: grid;
  gap: 0.4rem;
  font-size: 0.88rem;
  font-weight: 600;
  border: 0;
  margin: 0;
  padding: 0;
}
select {
  min-height: 44px;
  padding: 0.55rem 0.7rem;
  border: 1px solid var(--line);
  background: #fff;
  font: inherit;
  cursor: pointer;
}
fieldset { display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; }
.radio {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-weight: 500;
  cursor: pointer;
}

.predict-panel {
  background: var(--panel);
  border: 1px solid var(--line);
  padding: 1.25rem 1.35rem 1.4rem;
  min-height: 220px;
}
.panel-label {
  margin: 0 0 0.35rem;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}
.verdict {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 8vw, 4rem);
  letter-spacing: 0.08em;
  line-height: 1;
  margin-bottom: 0.55rem;
}
.verdict.win { color: var(--win); }
.verdict.draw { color: var(--draw); }
.verdict.loss { color: var(--loss); }
.narrative {
  margin: 0 0 1.1rem;
  color: var(--ink);
  font-size: 0.98rem;
}

.bars { display: grid; gap: 0.7rem; }
.bar-row {
  display: grid;
  grid-template-columns: 2.2rem 1fr 3.4rem;
  gap: 0.55rem;
  align-items: center;
  font-size: 0.92rem;
}
.bar-track {
  height: 12px;
  background: rgba(20, 20, 20, 0.08);
  overflow: hidden;
}
.bar-fill {
  height: 100%;
  width: 0;
  transition: width 750ms cubic-bezier(0.22, 1, 0.36, 1);
}
.bar-fill.w { background: var(--win); }
.bar-fill.d { background: var(--gold); }
.bar-fill.l { background: var(--red); }

.reason-list { display: grid; gap: 0.7rem; }
.reason-item {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.75rem;
  align-items: center;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--line);
}
.reason-item .meta { font-size: 0.86rem; color: var(--muted); }
.reason-item .title { font-weight: 600; margin-bottom: 0.15rem; }
.reason-tag {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 0.35rem 0.55rem;
  border: 1px solid var(--line);
  white-space: nowrap;
}
.reason-tag.up { color: var(--win); border-color: rgba(27, 122, 74, 0.35); }
.reason-tag.down { color: var(--loss); border-color: rgba(155, 28, 46, 0.35); }
.mini-bar {
  margin-top: 0.45rem;
  height: 6px;
  background: rgba(20, 20, 20, 0.08);
  overflow: hidden;
}
.mini-bar > span {
  display: block;
  height: 100%;
  width: 0;
  background: var(--red);
  transition: width 700ms cubic-bezier(0.22, 1, 0.36, 1);
}
.mini-bar > span.pos { background: var(--win); }

.table-wrap {
  overflow-x: auto;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
th, td {
  text-align: left;
  padding: 0.72rem 0.5rem;
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}
th {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
}
.chip {
  display: inline-block;
  min-width: 1.5rem;
  text-align: center;
  font-weight: 700;
  font-size: 0.78rem;
}
.chip.W { color: var(--win); }
.chip.D { color: var(--draw); }
.chip.L { color: var(--loss); }
tr.hit td.pred-cell { font-weight: 700; }
tr.miss td.pred-cell { opacity: 0.75; }

.model-head {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: flex-start;
  flex-wrap: wrap;
}
.kpi {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1rem;
  margin: 0.5rem 0 1.4rem;
}
.kpi article {
  padding: 0.8rem 0;
  border-top: 2px solid var(--red);
}
.kpi strong {
  display: block;
  font-family: var(--font-display);
  font-size: 2rem;
  letter-spacing: 0.04em;
}
.kpi span {
  font-size: 0.78rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.85rem;
  margin-bottom: 1.6rem;
}
.compare article {
  background: var(--panel);
  border: 1px solid var(--line);
  padding: 0.9rem 1rem;
}
.compare article.selected { border-color: var(--red); box-shadow: inset 3px 0 0 var(--red); }
.compare h4 { margin: 0 0 0.35rem; font-size: 0.95rem; }
.compare p { margin: 0; font-size: 0.88rem; color: var(--muted); }

.two {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 2rem;
}
.imp-bars { display: grid; gap: 0.65rem; }
.imp-row {
  display: grid;
  grid-template-columns: 8.5rem 1fr 2.8rem;
  gap: 0.5rem;
  align-items: center;
  font-size: 0.86rem;
}
.imp-row span:first-child {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.imp-track {
  height: 8px;
  background: rgba(20, 20, 20, 0.08);
  overflow: hidden;
}
.imp-fill {
  height: 100%;
  width: 0;
  background: var(--red);
  transition: width 800ms cubic-bezier(0.22, 1, 0.36, 1);
}

.form-list { list-style: none; margin: 0; padding: 0; }
.form-list li {
  display: flex;
  justify-content: space-between;
  gap: 0.8rem;
  padding: 0.55rem 0;
  border-bottom: 1px solid var(--line);
  font-size: 0.9rem;
}

.footnote { margin-top: 1.5rem; font-size: 0.85rem; color: var(--muted); }
.footnote a { color: var(--red); }

.toast {
  position: fixed;
  left: 50%;
  bottom: 1.4rem;
  transform: translateX(-50%);
  background: var(--ink);
  color: #fff;
  padding: 0.75rem 1.1rem;
  font-size: 0.92rem;
  z-index: 50;
  max-width: min(90vw, 420px);
}

footer {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  padding: 1.4rem 6vw 2.4rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.85rem;
}

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(27, 122, 74, 0.45); }
  70% { box-shadow: 0 0 0 8px rgba(27, 122, 74, 0); }
  100% { box-shadow: 0 0 0 0 rgba(27, 122, 74, 0); }
}

@media (max-width: 820px) {
  .split, .two, .compare { grid-template-columns: 1fr; }
  .imp-row { grid-template-columns: 6.5rem 1fr 2.6rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation: none !important;
    transition: none !important;
  }
}