:root {
  --or: #FF612B; --or-d: #C8451A; --or-l: #FFE7DA; --peach: #FFF3EA;
  --navy: #002677; --oteal: #007C89; --blue: #196ECF; --cyan: #D9F6FA;
  --ink: #2A211C; --mut: #6E625A; --paper: #FBF7F2; --card: #FFFFFF; --surface: #FFFFFF;
  --line: rgba(42,33,28,.12); --line2: rgba(42,33,28,.2); --tint: #F3EEE8; --track: #F3EEE8;
  --body: #2A211C;
  --font: "Optum Sans", "Segoe UI", Arial, sans-serif;
  --mono: "SF Mono", "Cascadia Code", "JetBrains Mono", Consolas, monospace;
  --r-sm: 10px; --r-md: 18px; --r-lg: 22px; --r-xl: 28px;
  --shadow: 0 12px 30px -24px rgba(60,30,15,.4);
  --shadow-sm: 0 12px 30px -24px rgba(60,30,15,.4);
  --ease: cubic-bezier(.2,.7,.2,1);
  --good: #1e9e63; --good-soft: #e6f7ee;
  --warn: #e2a23b; --warn-soft: #fdf3df;
  --bad: #d2495f; --bad-soft: #fcebee;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.55;
}

a { color: inherit; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 7px;
  border: 1px solid var(--line2); background: #fff; color: var(--ink);
  border-radius: 999px; padding: 10px 18px; font: 700 13.5px var(--font);
  cursor: pointer; text-decoration: none;
  transition: transform .15s var(--ease), box-shadow .15s, border-color .15s, background .15s;
}
.btn:hover { border-color: var(--or); transform: translateY(-1px); }
.btn.sm { padding: 7px 14px; font-size: 12.5px; }
.btn.pri {
  border: 0; color: #fff;
  background: linear-gradient(120deg, #FF8A4C, var(--or) 50%, #E5481B);
  box-shadow: 0 12px 26px -10px rgba(255,97,43,.7);
}
.btn.pri:hover { filter: brightness(1.05); }
.btn.disabled, .btn:disabled {
  opacity: .5; cursor: not-allowed; box-shadow: none; transform: none;
}

.topbar { position: sticky; top: 0; z-index: 50; padding: 16px 20px 0; }
.topbar-in {
  max-width: 1280px; margin: 0 auto; padding: 10px 18px;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  background: rgba(251,247,242,.82); backdrop-filter: blur(14px) saturate(150%);
  -webkit-backdrop-filter: blur(14px) saturate(150%);
  border: 1px solid var(--line); border-radius: 999px;
  box-shadow: 0 6px 16px -8px rgba(42,33,28,.25);
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; letter-spacing: -.01em; }
.brand .dot {
  width: 11px; height: 11px; border-radius: 50%;
  background: linear-gradient(120deg, #FF8A4C, var(--or));
  flex: 0 0 auto;
}
.brand .blabel { font-size: 11px; letter-spacing: .14em; text-transform: uppercase; font-weight: 700; color: var(--mut); }

.toast {
  position: fixed; left: 50%; bottom: 28px; transform: translate(-50%, 20px);
  background: var(--ink); color: #fff; padding: 12px 20px; border-radius: 999px;
  font: 600 13px var(--font); opacity: 0; pointer-events: none;
  transition: opacity .2s var(--ease), transform .2s var(--ease);
  box-shadow: var(--shadow); max-width: min(90vw, 520px); text-align: center; z-index: 500;
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }