:root { --font-body: var(--font-sans); }

html, body { margin: 0; padding: 0; background: var(--bg); }
body {
  font-family: var(--font-body);
  color: var(--fg-1);
  -webkit-font-smoothing: antialiased;
}
* { box-sizing: border-box; }
a { color: var(--accent-text); text-decoration: none; }
a:hover { color: var(--accent-text); }
button, .btn { font-family: inherit; }
:focus-visible { outline: none; box-shadow: var(--ring); }

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.pad { padding-left: max(var(--space-8), calc(50vw - 590px)); padding-right: max(var(--space-8), calc(50vw - 590px)); }

.announce {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  height: 40px;
  background: var(--bg-inverse);
  position: relative;
}
.announce-dot { width: 6px; height: 6px; border-radius: var(--radius-full); background: var(--accent); }
.announce-text {
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--lg-inverse-body);
}
.announce-x {
  position: absolute;
  right: var(--space-6);
  border: 0;
  background: transparent;
  color: var(--lg-inverse-muted);
  font-size: 16px;
  line-height: 1;
  cursor: pointer;
  padding: 4px 6px;
}
.announce-x:hover { color: var(--lg-inverse-fg); }

.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  gap: var(--space-7);
  height: 64px;
  background: var(--chrome-bg);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.brand { display: flex; align-items: center; gap: var(--space-3); color: var(--fg-1); }
.brand:hover { color: var(--fg-1); text-decoration: none; }
.mark {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  background: var(--accent);
  color: var(--on-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.wordmark { font-family: var(--font-display); font-size: 18px; font-weight: 800; letter-spacing: -0.014em; }
.nav-links { display: flex; align-items: center; gap: var(--space-6); flex: 1; }
.nav-links a { font-size: 13.5px; font-weight: 600; color: var(--fg-2); }
.nav-links a:hover { color: var(--fg-1); text-decoration: none; }
.nav-actions { display: flex; align-items: center; gap: var(--space-4); }
.nav-actions .ghost { font-size: 13.5px; font-weight: 600; color: var(--fg-2); border: 0; background: none; padding: 0; cursor: pointer; }
.nav-actions .ghost:hover { color: var(--fg-1); text-decoration: none; }
.nav-user { font-size: 13.5px; font-weight: 600; color: var(--fg-1); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  cursor: pointer;
  font-weight: 700;
  line-height: 1;
  text-decoration: none;
  transition: background var(--dur-fast) var(--ease-standard), transform var(--dur-fast) var(--ease-standard);
}
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--accent); color: var(--on-accent); }
.btn-primary:hover { background: var(--accent-hover); color: var(--on-accent); }
.btn-primary:active { background: var(--accent-press); transform: translateY(1px); }
.btn-secondary { background: var(--surface); color: var(--fg-1); border-color: var(--border-strong); font-weight: 600; }
.btn-secondary:hover { background: var(--bg-subtle); color: var(--fg-1); }
.btn-ghost-dark {
  background: transparent;
  color: var(--lg-inverse-fg);
  border-color: color-mix(in srgb, var(--lg-inverse-fg) 25%, transparent);
  font-weight: 600;
}
.btn-ghost-dark:hover { background: color-mix(in srgb, var(--lg-inverse-fg) 8%, transparent); color: var(--lg-inverse-fg); }
.btn-sm { min-height: 44px; height: 44px; padding: 0 var(--space-6); font-size: 13.5px; }
.btn-md { height: 46px; padding: 0 var(--space-7); font-size: 14.5px; }
.btn-lg { height: 48px; padding: 0 var(--space-7); font-size: 15px; }
.btn-xl { height: 50px; padding: 0 var(--space-8); font-size: 15.5px; }

.hero {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-9);
  align-items: center;
  padding-top: 88px;
  padding-bottom: 96px;
}
.hero-copy { display: flex; flex-direction: column; gap: var(--space-6); animation: fadeUp 0.5s var(--ease-standard); }
.eyebrow { font-family: var(--font-mono); font-size: 11.5px; font-weight: 600; letter-spacing: 0.12em; color: var(--accent-text); }
.hero h1 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 56px;
  font-weight: 800;
  letter-spacing: -0.024em;
  line-height: 1.04;
  text-wrap: pretty;
}
.lead { margin: 0; font-size: 17px; font-weight: 400; line-height: 1.65; color: var(--fg-3); max-width: 480px; text-wrap: pretty; }
.hero-cta { display: flex; align-items: center; gap: var(--space-4); }
.stats { display: flex; gap: var(--space-8); margin-top: var(--space-4); padding-top: var(--space-6); border-top: 1px solid var(--border); }
.stat { display: flex; flex-direction: column; gap: 2px; }
.stat-v { font-family: var(--font-display); font-size: 26px; font-weight: 800; letter-spacing: -0.018em; }
.stat-l { font-family: var(--font-mono); font-size: 10.5px; font-weight: 500; letter-spacing: 0.1em; color: var(--fg-4); }

.hero-card-wrap { display: flex; justify-content: center; animation: fadeUp 0.5s var(--ease-standard) 0.1s backwards; }
.board {
  width: 340px;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: var(--radius-2xl);
  padding: var(--space-6);
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}
.board-head { display: flex; align-items: baseline; justify-content: space-between; }
.board-title { font-family: var(--font-display); font-size: 16px; font-weight: 800; letter-spacing: -0.012em; }
.board-meta { font-family: var(--font-mono); font-size: 10px; font-weight: 500; letter-spacing: 0.1em; color: var(--fg-4); }
.chips { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-3); }
.chip {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  font-size: 12.5px;
  font-weight: 600;
  color: var(--fg-2);
}
.chip-on { background: var(--accent-subtle); border-color: var(--accent-border); color: var(--fg-1); }
.chip-pct { font-family: var(--font-mono); font-size: 13px; font-weight: 600; }
.ready, .cleared { color: var(--load); }
.warn, .notready { color: var(--load-strong); }
.today {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: var(--space-4) var(--space-5);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
}
.today-k { font-family: var(--font-mono); font-size: 10px; font-weight: 600; letter-spacing: 0.1em; color: var(--fg-4); }
.today-v { font-family: var(--font-display); font-size: 16px; font-weight: 800; letter-spacing: -0.012em; }
.today-n { font-size: 12px; font-weight: 500; color: var(--fg-3); }

.how {
  padding-top: 88px;
  padding-bottom: 88px;
  background: var(--bg-subtle);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.how-head { display: flex; flex-direction: column; gap: var(--space-4); max-width: 560px; margin-bottom: var(--space-9); }
.how h2, .coach h2, .coaches h2, .close h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 36px;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.12;
  text-wrap: pretty;
}
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-6); }
.step {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding: var(--space-7);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}
.step-n { font-family: var(--font-mono); font-size: 12px; font-weight: 600; color: var(--accent-text); }
.step-t { font-family: var(--font-display); font-size: 19px; font-weight: 700; letter-spacing: -0.012em; }
.step p { margin: 0; font-size: 14px; font-weight: 400; line-height: 1.6; color: var(--fg-3); text-wrap: pretty; }

.coach {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-9);
  align-items: center;
  padding-top: 96px;
  padding-bottom: 96px;
}
.coach-copy { display: flex; flex-direction: column; gap: var(--space-5); max-width: 480px; }
.coach-copy p { margin: 0; font-size: 15.5px; font-weight: 400; line-height: 1.65; color: var(--fg-3); text-wrap: pretty; }
.checks { display: flex; flex-direction: column; gap: var(--space-3); }
.check { display: flex; align-items: center; gap: var(--space-3); font-size: 14px; font-weight: 500; color: var(--fg-2); }
.check svg { flex-shrink: 0; }
.thread { display: flex; flex-direction: column; gap: var(--space-4); max-width: 440px; width: 100%; justify-self: center; }
.bubble { padding: var(--space-4) var(--space-5); border-radius: var(--radius-lg); font-size: 14px; font-weight: 500; line-height: 1.55; }
.me { align-self: flex-end; max-width: 78%; background: var(--accent); color: var(--on-accent); }
.ai { align-self: flex-start; max-width: 86%; display: flex; flex-direction: column; gap: var(--space-3); }
.ai-text { background: var(--surface); border: 1px solid var(--border); box-shadow: var(--shadow-sm); color: var(--fg-1); }
.action {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: var(--space-3) var(--space-4);
  background: var(--accent-subtle);
  border: 1px solid var(--accent-border);
  border-radius: var(--radius-md);
}
.action-h { display: flex; align-items: center; gap: 6px; font-family: var(--font-mono); font-size: 10px; font-weight: 600; letter-spacing: 0.1em; color: var(--accent-text); }
.action-d { font-family: var(--font-mono); font-size: 11px; font-weight: 500; line-height: 1.5; color: var(--accent-text); }

.coaches { padding-top: 88px; padding-bottom: 88px; background: var(--bg-inverse); }
.coaches-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-9); align-items: center; }
.coaches-copy { display: flex; flex-direction: column; gap: var(--space-5); max-width: 480px; }
.coaches-copy .eyebrow { color: var(--lg-inverse-accent); }
.coaches-copy h2 { color: var(--lg-inverse-fg); }
.coaches-copy p { margin: 0; font-size: 15.5px; line-height: 1.65; color: var(--lg-inverse-body); text-wrap: pretty; }
.roster { display: flex; flex-direction: column; background: color-mix(in srgb, var(--lg-inverse-fg) 4%, transparent); border: 1px solid color-mix(in srgb, var(--lg-inverse-fg) 12%, transparent); border-radius: var(--radius-lg); overflow: hidden; }
.r-row { display: grid; grid-template-columns: 1.2fr 1fr 0.8fr; gap: var(--space-4); padding: var(--space-4) var(--space-6); align-items: center; }
.r-head { border-bottom: 1px solid color-mix(in srgb, var(--lg-inverse-fg) 10%, transparent); }
.r-head span { font-family: var(--font-mono); font-size: 10px; font-weight: 600; letter-spacing: 0.1em; color: var(--lg-inverse-muted); }
.r-body { border-bottom: 1px solid color-mix(in srgb, var(--lg-inverse-fg) 8%, transparent); }
.r-body:last-child { border-bottom: 0; }
.r-name { font-size: 13.5px; font-weight: 600; color: var(--lg-inverse-fg); }
.r-slots { font-size: 12.5px; font-weight: 500; color: var(--lg-inverse-body); }
.r-ready { display: flex; align-items: center; gap: 6px; font-family: var(--font-mono); font-size: 12px; color: var(--lg-inverse-body); }
.dot { width: 6px; height: 6px; border-radius: var(--radius-full); }
.dot-ok, .dot-warn { background: var(--load); }

.close { display: flex; flex-direction: column; align-items: center; gap: var(--space-6); padding-top: 96px; padding-bottom: 96px; text-align: center; }
.close h2 { font-size: 40px; letter-spacing: -0.022em; line-height: 1.1; max-width: 560px; }
.close p { margin: 0; font-size: 15.5px; line-height: 1.6; color: var(--fg-3); max-width: 440px; text-wrap: pretty; }

.foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-7);
  padding-bottom: var(--space-7);
  border-top: 1px solid var(--border);
}
.foot-brand { display: flex; align-items: center; gap: var(--space-3); color: var(--fg-3); font-size: 13px; font-weight: 600; }
.foot-brand:hover { color: var(--fg-3); text-decoration: none; }
.foot .mark { width: 22px; height: 22px; border-radius: 6px; }
.foot-meta { font-family: var(--font-mono); font-size: 11px; font-weight: 500; letter-spacing: 0.06em; color: var(--fg-4); }

.auth { display: flex; justify-content: center; padding-top: 72px; padding-bottom: 96px; }
.auth-card {
  width: 100%;
  max-width: 400px;
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  padding: var(--space-8);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}
.auth-card h1 { margin: 0; font-family: var(--font-display); font-size: 32px; font-weight: 800; letter-spacing: -0.02em; }
.auth-card p { margin: 0; font-size: 14.5px; line-height: 1.55; color: var(--fg-3); }
.auth-card label { display: flex; flex-direction: column; gap: 6px; font-size: 13px; font-weight: 600; color: var(--fg-2); }
.auth-card input {
  height: 44px;
  padding: 0 var(--space-4);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  font-size: 15px;
  color: var(--fg-1);
}
.auth-err {
  padding: var(--space-3) var(--space-4);
  background: var(--danger-subtle);
  color: var(--danger-text);
  border-radius: var(--radius-md);
  font-size: 13.5px;
  font-weight: 600;
}

@media (max-width: 900px) {
  .hero, .coach, .coaches-grid, .steps { grid-template-columns: 1fr; }
  .hero h1 { font-size: 40px; }
  .nav-links { display: none; }
  .board { width: 100%; }
}