:root {
  color-scheme: dark;
  --bg: #0a1020;
  --bg-soft: #111a33;
  --card: rgba(14, 22, 42, 0.9);
  --card-strong: rgba(10, 16, 30, 0.98);
  --line: rgba(146, 166, 206, 0.18);
  --text: #f5f7ff;
  --muted: #adb9d8;
  --accent: #74e0bb;
  --accent-strong: #8bb7ff;
  --warning: #ffd489;
  --danger: #ff98a8;
  --shadow: 0 28px 60px rgba(1, 5, 16, 0.45);
  --radius-xl: 28px;
  --radius-lg: 22px;
  --radius-md: 16px;
  --radius-sm: 12px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background:
    radial-gradient(circle at top left, rgba(116, 224, 187, 0.18), transparent 26%),
    radial-gradient(circle at top right, rgba(139, 183, 255, 0.18), transparent 28%),
    linear-gradient(180deg, #08101f 0%, #0b1427 52%, #09101d 100%);
  color: var(--text);
  line-height: 1.6;
}

a { color: inherit; }
main { display: block; }

.shell {
  width: min(1180px, calc(100% - 2rem));
  margin: 0 auto;
}

.hero,
.section,
.doc-main {
  padding: 3.8rem 0;
}

.hero-grid,
.app-layout,
.footer-grid,
.faq-grid,
.panel-grid,
.three-up,
.metric-grid {
  display: grid;
  gap: 1.2rem;
}

.hero-grid { grid-template-columns: minmax(0, 1.2fr) minmax(300px, 0.8fr); align-items: start; }
.app-layout { grid-template-columns: minmax(0, 1.12fr) minmax(340px, 0.88fr); align-items: start; }
.three-up { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.faq-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.faq-grid.single-column { grid-template-columns: 1fr; }
.panel-grid { grid-template-columns: minmax(0, 1.6fr) minmax(220px, 0.8fr); }
.panel-grid.compact-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.metric-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.footer-grid { grid-template-columns: minmax(0, 1fr) auto; align-items: end; }

.card,
.subpanel,
.status-card,
.player-card,
.metric-card,
.round-card,
.summary-card {
  background: var(--card);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.card,
.subpanel,
.player-card,
.metric-card,
.round-card,
.summary-card {
  border-radius: var(--radius-lg);
}

.hero-card,
.builder-card,
.results-card,
.doc-card {
  padding: 1.5rem;
}

.results-card {
  position: sticky;
  top: 1rem;
}

.hero h1,
.section h2,
.section h3,
.footer-grid p,
label,
strong,
button,
input,
select,
textarea {
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2.4rem, 5vw, 4.6rem);
  line-height: 1.02;
  margin: 0.5rem 0 1rem;
}

h2, h3, h4, p { margin: 0; }
h2 { font-size: clamp(1.45rem, 2vw, 2rem); line-height: 1.15; }
h3 { font-size: 1.05rem; line-height: 1.2; }

a.mini-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-bottom: 1.3rem;
  text-decoration: none;
  color: var(--muted);
}

.lead,
.small-note,
.tiny-note {
  color: var(--muted);
}

.lead {
  font-size: 1.1rem;
  max-width: 62ch;
  margin-bottom: 1.4rem;
}

.lead.narrow { max-width: 54ch; }
.eyebrow,
.mini-label,
.status-pill,
.tag {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  border-radius: 999px;
  padding: 0.32rem 0.7rem;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  background: rgba(139, 183, 255, 0.15);
  color: #dce8ff;
  border: 1px solid rgba(139, 183, 255, 0.28);
}

.muted-pill,
.tag.neutral { background: rgba(173, 185, 216, 0.12); border-color: rgba(173, 185, 216, 0.2); color: #e0e7f7; }
.tag.good { background: rgba(116, 224, 187, 0.16); border-color: rgba(116, 224, 187, 0.28); color: #dffef3; }
.tag.warn { background: rgba(255, 212, 137, 0.16); border-color: rgba(255, 212, 137, 0.26); color: #fff0c7; }

.cta-row,
.toolbar,
.subpanel-head,
.player-row,
.summary-topline,
.footer-grid nav {
  display: flex;
  gap: 0.8rem;
  align-items: center;
}

.subpanel-head,
.summary-topline,
.player-row { justify-content: space-between; }
.subpanel-head.align-start { align-items: flex-start; }
.cta-row,
.toolbar { flex-wrap: wrap; }
.toolbar { justify-content: flex-start; margin: 1.2rem 0 1.4rem; }
.footer-grid nav { flex-wrap: wrap; }

.btn,
.mini-link,
.icon-button {
  font: inherit;
  cursor: pointer;
}

.btn {
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 0.9rem 1.2rem;
  font-weight: 700;
  text-decoration: none;
  transition: transform 0.18s ease, background 0.18s ease, border-color 0.18s ease;
}

.btn:hover,
.icon-button:hover,
.mini-link:hover { transform: translateY(-1px); }

.btn-primary {
  background: linear-gradient(135deg, var(--accent), #a7ffd7 72%);
  color: #07101f;
}

.btn-secondary {
  background: rgba(245, 247, 255, 0.07);
  color: var(--text);
  border-color: rgba(245, 247, 255, 0.15);
}

.btn-ghost {
  background: transparent;
  color: var(--muted);
  border-color: rgba(173, 185, 216, 0.18);
}

.btn.small,
.icon-button {
  padding: 0.65rem 0.95rem;
}

.form-stack,
.player-list,
.summary-stack,
.round-board,
.round-match-list,
.line-list,
.bullet-list,
.stat-list,
.doc-shell {
  display: grid;
  gap: 1rem;
}

.bullet-list.compact,
.line-list,
.stat-list {
  padding-left: 1.1rem;
}

.subpanel,
.status-card,
.compact-panel,
.player-card,
.round-card,
.summary-card {
  padding: 1rem;
}

.compact-panel { margin-top: 1rem; }
.warning-panel { border-color: rgba(255, 212, 137, 0.26); }
.feature-card { padding: 1.35rem; }

label {
  display: block;
  margin-bottom: 0.42rem;
  font-size: 0.88rem;
  font-weight: 600;
  color: #dce5f8;
}

input,
select,
textarea {
  width: 100%;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(146, 166, 206, 0.2);
  background: rgba(7, 11, 23, 0.74);
  color: var(--text);
  padding: 0.82rem 0.95rem;
  font-size: 0.98rem;
}

input:focus,
select:focus,
textarea:focus,
.btn:focus,
.icon-button:focus {
  outline: 2px solid rgba(116, 224, 187, 0.35);
  outline-offset: 2px;
}

textarea {
  min-height: 16rem;
  resize: vertical;
}

.status-card,
.player-row,
.player-meta,
.metric-card,
.round-head,
.match-row,
.summary-grid,
.summary-footer {
  display: flex;
  gap: 0.8rem;
}

.status-card,
.summary-grid { justify-content: space-between; }
.status-card { align-items: flex-start; }
.metric-card,
.summary-card {
  flex-direction: column;
}
.metric-card {
  min-height: 108px;
  justify-content: space-between;
}
.metric-card span {
  color: var(--muted);
  font-size: 0.9rem;
}
.metric-card strong {
  font-size: clamp(1.5rem, 3vw, 2.1rem);
}
.metric-card.accent {
  background: linear-gradient(135deg, rgba(116, 224, 187, 0.18), rgba(139, 183, 255, 0.16));
}

.player-card {
  display: grid;
  gap: 0.9rem;
}

.player-meta {
  align-items: end;
}

.player-meta > div,
.panel-grid > div,
.summary-grid > div {
  flex: 1;
}

.player-rating {
  max-width: 120px;
}

.icon-button {
  border-radius: 999px;
  border: 1px solid rgba(255, 152, 168, 0.28);
  background: rgba(255, 152, 168, 0.08);
  color: #ffd7df;
}

.round-card {
  display: grid;
  gap: 0.8rem;
}

.round-head {
  justify-content: space-between;
  align-items: center;
}

.match-row,
.summary-footer {
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}

.match-row {
  padding: 0.85rem 0.95rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(146, 166, 206, 0.12);
}

.match-row strong { font-size: 1rem; }
.match-row span,
.summary-footer,
.footer-grid,
.footer-grid a { color: var(--muted); }

.summary-stack { margin-top: 0.3rem; }
.summary-card { gap: 0.85rem; }
.summary-grid { flex-wrap: wrap; }
.summary-grid p strong { display: block; font-size: 1.12rem; color: var(--text); }
.summary-footer { font-size: 0.92rem; }

.site-footer {
  padding: 0 0 2.2rem;
}

.footer-entity {
  text-align: right;
  color: var(--muted);
}

.doc-shell { max-width: 900px; }
.no-top { margin-top: 0; }

@media (max-width: 960px) {
  .hero-grid,
  .app-layout,
  .three-up,
  .faq-grid,
  .footer-grid,
  .panel-grid,
  .panel-grid.compact-grid {
    grid-template-columns: 1fr;
  }

  .results-card {
    position: static;
  }

  .footer-entity {
    text-align: left;
  }
}

@media (max-width: 640px) {
  .shell { width: min(100% - 1rem, 1180px); }
  .hero, .section, .doc-main { padding: 2.8rem 0; }
  .builder-card, .results-card, .hero-card, .doc-card { padding: 1.1rem; }
  .metric-grid { grid-template-columns: 1fr; }
  h1 { font-size: clamp(2rem, 11vw, 3rem); }
}