:root {
  --bg: #0b0e14;
  --bg-raise: #121723;
  --bg-card: #161c2b;
  --border: #232c42;
  --text: #e8ecf5;
  --text-dim: #8a93a8;
  --accent: #ffc72c;
  --accent-text: #1a1505;
  --green: #38d39f;
  --red: #ff5d6c;
  --radius: 12px;
  font-size: 16px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: "Inter", system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

.hidden { display: none !important; }

/* ---------- Sign-in ---------- */
#view-signin {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background:
    radial-gradient(900px 500px at 80% -10%, rgba(255, 199, 44, 0.12), transparent 60%),
    radial-gradient(700px 500px at 10% 110%, rgba(56, 211, 159, 0.08), transparent 60%),
    var(--bg);
  padding: 24px;
}

.signin-card {
  max-width: 480px;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 18px;
  align-items: center;
}

.signin-card h1 { font-size: 1.7rem; font-weight: 800; line-height: 1.25; }
.signin-card .lede { color: var(--text-dim); line-height: 1.55; }

/* ---------- Brand ---------- */
.brand { display: flex; flex-direction: column; align-items: center; gap: 2px; }
.brand-row { flex-direction: row; align-items: baseline; gap: 10px; }
.brand-mark {
  font-weight: 800;
  letter-spacing: 0.22em;
  color: var(--accent);
  font-size: 1.05rem;
}
.brand-sub { color: var(--text-dim); font-weight: 600; font-size: 0.85rem; letter-spacing: 0.04em; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 1px solid transparent;
  border-radius: 10px;
  padding: 10px 18px;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  color: var(--text);
  transition: filter 0.15s, background 0.15s;
}
.btn:hover { filter: brightness(1.1); }
.btn-primary { background: var(--accent); color: var(--accent-text); }
.btn-lg { padding: 13px 34px; font-size: 1.05rem; }
.btn-sm { padding: 6px 12px; font-size: 0.85rem; }
.btn-ghost { background: transparent; border-color: var(--border); color: var(--text); }
.btn-danger-ghost { background: transparent; border-color: rgba(255, 93, 108, 0.4); color: var(--red); }

/* ---------- Topbar ---------- */
.topbar {
  display: flex;
  align-items: center;
  gap: 28px;
  padding: 14px 28px;
  background: var(--bg-raise);
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}
.tabs { display: flex; gap: 4px; flex: 1; }
.tab {
  background: transparent;
  border: none;
  color: var(--text-dim);
  font: inherit;
  font-weight: 600;
  padding: 9px 16px;
  border-radius: 9px;
  cursor: pointer;
}
.tab:hover { color: var(--text); }
.tab.active { background: var(--bg-card); color: var(--accent); }
.account { display: flex; align-items: center; gap: 12px; color: var(--text-dim); font-size: 0.9rem; }

/* ---------- Layout ---------- */
main { max-width: 880px; margin: 0 auto; padding: 36px 24px 80px; }
.tab-panel h2 { font-size: 1.45rem; font-weight: 800; margin-bottom: 6px; }
.section-lede { color: var(--text-dim); margin-bottom: 22px; line-height: 1.5; }

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  margin-bottom: 18px;
}
.card h3 { font-size: 1.02rem; font-weight: 700; margin-bottom: 10px; }

.field-label { display: block; color: var(--text-dim); font-size: 0.85rem; font-weight: 600; margin-bottom: 8px; }

/* ---------- Overlay URL ---------- */
.url-row { display: flex; gap: 10px; }
.url-row input {
  flex: 1;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  padding: 11px 14px;
  font-family: ui-monospace, "Cascadia Mono", monospace;
  font-size: 0.85rem;
}
.url-actions { display: flex; gap: 10px; margin-top: 12px; }
.hint { color: var(--text-dim); font-size: 0.83rem; margin-top: 10px; line-height: 1.45; }
.steps { margin-left: 20px; line-height: 2; color: var(--text-dim); }
.steps strong { color: var(--text); }

/* ---------- Connections ---------- */
.conn-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(310px, 1fr)); gap: 16px; }
.conn-card { margin-bottom: 0; display: flex; flex-direction: column; gap: 10px; }
.conn-head { display: flex; align-items: center; justify-content: space-between; }
.conn-name { font-weight: 700; }
.conn-desc { color: var(--text-dim); font-size: 0.85rem; line-height: 1.45; flex: 1; }
.conn-detail { font-size: 0.83rem; color: var(--text-dim); }
.badge {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: 99px;
  padding: 4px 10px;
}
.badge.connected { background: rgba(56, 211, 159, 0.14); color: var(--green); }
.badge.disconnected { background: rgba(138, 147, 168, 0.14); color: var(--text-dim); }
.badge.expired { background: rgba(255, 93, 108, 0.14); color: var(--red); }

/* ---------- Settings ---------- */
.toggle-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 10px; }
.toggle {
  display: flex;
  align-items: center;
  gap: 11px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 11px 14px;
  cursor: pointer;
  user-select: none;
}
.toggle input { accent-color: var(--accent); width: 17px; height: 17px; cursor: pointer; }
.toggle .t-name { font-weight: 600; font-size: 0.92rem; }
.toggle .t-desc { color: var(--text-dim); font-size: 0.78rem; }

.form-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 14px; }
.form-grid label { display: flex; flex-direction: column; gap: 6px; color: var(--text-dim); font-size: 0.85rem; font-weight: 600; }
.form-grid input, .race-row input, .race-row select {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 9px;
  color: var(--text);
  padding: 10px 12px;
  font: inherit;
  font-size: 0.92rem;
}

.race-row { display: flex; gap: 10px; margin-bottom: 10px; align-items: center; flex-wrap: wrap; }
.race-row input[type="text"] { flex: 2; min-width: 160px; }
.race-row input[type="datetime-local"] { flex: 1.4; min-width: 170px; }
.race-row .btn { flex-shrink: 0; }

.save-bar { display: flex; align-items: center; gap: 16px; margin-top: 4px; }

.error-text { color: var(--red); font-size: 0.88rem; }

/* ---------- Onboarding banner ---------- */
.banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  background: rgba(56, 211, 159, 0.08);
  border: 1px solid rgba(56, 211, 159, 0.35);
  border-radius: 12px;
  padding: 14px 18px;
  margin-bottom: 22px;
  font-size: 0.92rem;
}

/* ---------- Toast ---------- */
.toast {
  position: fixed;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-raise);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 22px;
  font-weight: 600;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.45);
  z-index: 50;
}
.toast.success { border-color: rgba(56, 211, 159, 0.5); }
.toast.error { border-color: rgba(255, 93, 108, 0.5); }