:root {
  --bg: #ffffff;
  --ink: #1a1a1a;
  --muted: #6b6258;
  --accent: #6c5ce7;
  --accent-dark: #5a48d6;
  --accent-ink: #ffffff;
  --border: #e5e2dd;
  --panel: #f7f5f2;
  --success: #1a7a3c;
  --success-bg: #eafaf0;
  --danger: #a3241f;
  --danger-bg: #fbeaea;
  --radius: 14px;
  --shadow-sm: 0 1px 2px rgba(26, 26, 26, 0.05);
  --shadow-md: 0 4px 16px rgba(26, 26, 26, 0.07);
  --shadow-lift: 0 8px 24px rgba(26, 26, 26, 0.1);
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--ink);
  background: var(--bg);
  padding-bottom: 88px; /* leave room for the sticky cart bar */
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent-dark); }

/* ── Header ─────────────────────────────────────────────────────────── */
header.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(6px);
  position: sticky;
  top: 0;
  z-index: 20;
}
header.topbar button {
  background: none;
  border: none;
  font-size: 1.4rem;
  cursor: pointer;
  color: var(--ink);
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 1.05rem; }
a.brand { color: inherit; text-decoration: none; }
.brand .brand-mark {
  width: 26px; height: 26px; border-radius: 8px;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  flex-shrink: 0;
}

/* ── Typography ─────────────────────────────────────────────────────── */
h1.step-title {
  font-size: 1.7rem;
  font-weight: 800;
  margin: 22px 20px 8px;
  letter-spacing: -0.01em;
}
h2.section-title {
  font-size: 0.8rem;
  font-weight: 700;
  margin: 26px 20px 10px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ── Cards ──────────────────────────────────────────────────────────── */
.card {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 12px 20px;
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg);
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.15s ease, border-color 0.15s ease, transform 0.1s ease;
}
.card.selectable { cursor: pointer; }
.card.selectable:hover { box-shadow: var(--shadow-md); border-color: #d8d3cb; }
.card.selected { border-color: var(--accent); box-shadow: 0 0 0 1.5px var(--accent), var(--shadow-md); }
.avatar {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--panel);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: var(--muted);
  flex-shrink: 0;
  overflow: hidden;
}
.avatar img { width: 100%; height: 100%; object-fit: cover; }
.card-body { flex: 1; min-width: 0; }
.card-title { font-weight: 700; font-size: 1.05rem; }
.card-sub { color: var(--muted); font-size: 0.9rem; margin-top: 2px; }

/* ── Buttons ────────────────────────────────────────────────────────── */
.pill-btn {
  border: 1px solid var(--ink);
  background: var(--bg);
  color: var(--ink);
  border-radius: 999px;
  padding: 8px 18px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, transform 0.05s ease, opacity 0.15s ease;
}
.pill-btn:hover { background: var(--panel); }
.pill-btn:active { transform: scale(0.98); }
.pill-btn:disabled { opacity: 0.45; cursor: not-allowed; }
.pill-btn:disabled:hover { background: var(--bg); }
.pill-btn.primary { background: var(--ink); color: #fff; border-color: var(--ink); }
.pill-btn.primary:hover { background: #333; }

/* ── Selection dots ─────────────────────────────────────────────────── */
.checkbox-dot {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 2px solid var(--border);
  flex-shrink: 0;
  transition: background 0.15s ease, border-color 0.15s ease;
}
.checkbox-dot.checked { background: var(--accent); border-color: var(--accent); }

/* ── Sticky cart bar ────────────────────────────────────────────────── */
.cart-bar {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  background: #fff;
  border-top: 1px solid var(--border);
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 -6px 20px rgba(26, 26, 26, 0.06);
}
.cart-bar .price { font-weight: 800; font-size: 1.2rem; }
.cart-bar .meta { color: var(--muted); font-size: 0.85rem; }
.cart-bar button {
  background: var(--ink);
  color: #fff;
  border: none;
  border-radius: 999px;
  padding: 14px 28px;
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  transition: background 0.15s ease, transform 0.05s ease;
}
.cart-bar button:hover:not(:disabled) { background: #333; }
.cart-bar button:active:not(:disabled) { transform: scale(0.98); }
.cart-bar button:disabled { opacity: 0.4; cursor: not-allowed; }

/* ── Time slots ─────────────────────────────────────────────────────── */
.slots-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(90px, 1fr));
  gap: 10px;
  margin: 0 20px;
}
.slot-btn {
  padding: 10px 6px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg);
  cursor: pointer;
  font-weight: 600;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease, transform 0.05s ease;
}
.slot-btn:hover { border-color: var(--accent); }
.slot-btn:active { transform: scale(0.97); }
.slot-btn.selected { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }

/* ── Forms ──────────────────────────────────────────────────────────── */
form.details-form { margin: 0 20px; display: flex; flex-direction: column; gap: 4px; }
form.details-form label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--muted);
  margin-top: 10px;
}
form.details-form label:first-child { margin-top: 0; }
form.details-form input, form.details-form textarea {
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid var(--border);
  font-size: 1rem;
  font-family: inherit;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
form.details-form input:focus, form.details-form textarea:focus,
input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(108, 92, 231, 0.15);
}

/* ── Misc states ────────────────────────────────────────────────────── */
.empty-state { margin: 40px 20px; color: var(--muted); text-align: center; }
.confirm-box { margin: 40px 20px; text-align: center; }
.confirm-box h1 { font-size: 1.8rem; }
.confirm-icon {
  width: 64px; height: 64px; border-radius: 50%;
  background: var(--success-bg); color: var(--success);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 16px; font-size: 2rem;
}

/* ── Admin nav (see admin-nav.js) ──────────────────────────────────── */
.admin-nav { display: flex; align-items: center; gap: 4px; }
.admin-nav a {
  padding: 7px 14px;
  border-radius: 999px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--muted);
  text-decoration: none;
  transition: background 0.15s ease, color 0.15s ease;
}
.admin-nav a:hover { background: var(--panel); color: var(--ink); }
.admin-nav a.active { background: var(--ink); color: #fff; }
.admin-nav .logout-link {
  margin-left: 8px;
  padding: 7px 14px;
  font-size: 0.85rem;
  color: var(--muted);
  text-decoration: none;
  border-left: 1px solid var(--border);
}
.admin-nav .logout-link:hover { color: var(--danger); }

/* ── Banners ────────────────────────────────────────────────────────── */
.banner { margin: 20px; padding: 14px 16px; border-radius: 12px; background: var(--success-bg); color: var(--success); font-weight: 600; box-shadow: var(--shadow-sm); }
.banner.error { background: var(--danger-bg); color: var(--danger); }