:root {
  --bg: #f4f6fb;
  --surface: #ffffff;
  --border: #e3e8f0;
  --text: #1a2233;
  --muted: #6b7488;
  --primary: #4f46e5;
  --primary-hover: #4338ca;
  --primary-soft: #eef2ff;
  --danger: #dc2626;
  --danger-soft: #fef2f2;
  --success: #16a34a;
  --success-soft: #f0fdf4;
  --amber: #b45309;
  --amber-soft: #fffbeb;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(16, 24, 40, 0.05), 0 1px 3px rgba(16, 24, 40, 0.08);
  --shadow-lg: 0 12px 32px rgba(16, 24, 40, 0.14);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

button { font-family: inherit; cursor: pointer; }
input, select, textarea { font-family: inherit; font-size: 1rem; color: var(--text); }

/* ── Layout ─────────────────────────────────────────────── */
.wrap { max-width: 860px; margin: 0 auto; padding: 20px 16px 64px; }

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.topbar-inner {
  max-width: 860px;
  margin: 0 auto;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.brand { font-weight: 700; font-size: 1.15rem; letter-spacing: -0.02em; }
.brand .accent { color: var(--primary); }
.nav { display: flex; gap: 4px; margin-left: 8px; }
.nav button {
  background: none;
  border: none;
  padding: 8px 12px;
  border-radius: 8px;
  color: var(--muted);
  font-size: 0.95rem;
}
.nav button.active { background: var(--primary-soft); color: var(--primary); font-weight: 600; }
.nav button:hover { background: var(--border); color: var(--text); }
.spacer { flex: 1; }
.user-chip { display: flex; align-items: center; gap: 10px; }
.user-chip img { width: 34px; height: 34px; border-radius: 50%; background: var(--border); }
.user-chip .uname { font-weight: 600; font-size: 0.9rem; }
.user-chip .ucountry { font-size: 0.78rem; color: var(--muted); }
.icon-btn {
  background: none;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 7px 12px;
  color: var(--muted);
  font-size: 0.88rem;
}
.icon-btn:hover { background: var(--danger-soft); color: var(--danger); border-color: var(--danger); }

/* ── Cards ─────────────────────────────────────────────── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px;
}
.card + .card { margin-top: 14px; }
.card.clickable { cursor: pointer; transition: box-shadow .15s ease, transform .15s ease; }
.card.clickable:hover { box-shadow: var(--shadow-lg); transform: translateY(-1px); }

.page-title { font-size: 1.5rem; font-weight: 700; letter-spacing: -0.02em; margin: 0 0 4px; }
.page-sub { color: var(--muted); margin: 0 0 20px; }

/* ── Auth screen ───────────────────────────────────────── */
.auth-hero { text-align: center; padding: 56px 16px 40px; }
.auth-logo {
  width: 56px; height: 56px; border-radius: 16px;
  background: linear-gradient(135deg, var(--primary), #7c3aed);
  color: #fff; font-size: 1.6rem; font-weight: 800;
  display: inline-flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-lg);
}
.auth-hero h1 { font-size: 1.7rem; margin: 18px 0 6px; letter-spacing: -0.02em; }
.auth-hero p { color: var(--muted); max-width: 460px; margin: 0 auto 24px; }
.auth-card { max-width: 420px; margin: 0 auto; text-align: left; }
#gsi-btn { display: flex; justify-content: center; margin: 8px 0 4px; min-height: 44px; }

.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-weight: 600; font-size: 0.9rem; margin-bottom: 6px; }
.form-group .hint { font-size: 0.82rem; color: var(--muted); margin-top: 6px; }
input[type="text"], input[type="email"], input[type="password"], select, textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 12px;
  background: #fff;
  outline: none;
  transition: border-color .12s ease, box-shadow .12s ease;
}
input:focus, select:focus, textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-soft);
}

/* ── Buttons ───────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: 10px;
  padding: 11px 18px;
  font-size: 0.95rem;
  font-weight: 600;
  transition: background .12s ease;
}
.btn:hover { background: var(--primary-hover); }
.btn:disabled { opacity: 0.55; cursor: not-allowed; }
.btn.block { width: 100%; }
.btn.secondary { background: var(--surface); color: var(--text); border: 1px solid var(--border); }
.btn.secondary:hover { background: var(--bg); }
.btn.danger { background: var(--danger); }
.btn.sm { padding: 7px 12px; font-size: 0.85rem; border-radius: 8px; }
.btn.ghost { background: transparent; color: var(--primary); border: 1px solid transparent; }
.btn.ghost:hover { background: var(--primary-soft); }

/* ── Badges ────────────────────────────────────────────── */
.badge {
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 0.72rem; font-weight: 600; letter-spacing: 0.02em;
  padding: 3px 9px; border-radius: 999px;
}
.badge.hk { background: var(--amber-soft); color: var(--amber); }
.badge.plain { background: var(--primary-soft); color: var(--primary); }
.badge.voted { background: var(--success-soft); color: var(--success); }

/* ── Vote list ─────────────────────────────────────────── */
.vote-card { display: flex; flex-direction: column; gap: 10px; }
.vote-card .top { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; }
.vote-card h3 { margin: 0; font-size: 1.08rem; letter-spacing: -0.01em; }
.vote-card .meta { color: var(--muted); font-size: 0.83rem; display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.vote-card .desc { color: var(--muted); font-size: 0.92rem; margin: 0; }

/* ── Options ───────────────────────────────────────────── */
.option-btn {
  display: flex; align-items: center; gap: 12px;
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 13px 16px;
  margin-bottom: 10px;
  text-align: left;
  font-size: 0.98rem;
  transition: border-color .12s ease, background .12s ease;
}
.option-btn:hover { border-color: var(--primary); background: var(--primary-soft); }
.option-btn .radio {
  width: 18px; height: 18px; border-radius: 50%;
  border: 2px solid var(--border); flex-shrink: 0;
}
.option-btn.selected .radio { border-color: var(--primary); box-shadow: inset 0 0 0 4px var(--primary); }

/* ── Results ───────────────────────────────────────────── */
.result-row { margin-bottom: 14px; }
.result-row .rl { display: flex; justify-content: space-between; font-size: 0.92rem; margin-bottom: 5px; }
.result-row .rl .pct { font-weight: 700; }
.bar { height: 10px; background: var(--border); border-radius: 999px; overflow: hidden; }
.bar > span { display: block; height: 100%; background: linear-gradient(90deg, var(--primary), #7c3aed); border-radius: 999px; transition: width .5s ease; }
.result-row.own .rl { color: var(--primary); font-weight: 600; }

/* ── Notice / error ────────────────────────────────────── */
.notice { padding: 12px 14px; border-radius: 10px; margin-bottom: 16px; font-size: 0.9rem; }
.notice.error { background: var(--danger-soft); color: var(--danger); border: 1px solid #fecaca; }
.notice.success { background: var(--success-soft); color: var(--success); border: 1px solid #bbf7d0; }
.notice.info { background: var(--primary-soft); color: var(--primary); border: 1px solid #c7d2fe; }

/* ── Options editor ────────────────────────────────────── */
.option-editor { display: flex; gap: 8px; margin-bottom: 8px; }
.option-editor input { flex: 1; }
.option-editor .rm { background: none; border: none; color: var(--danger); font-size: 1.2rem; padding: 0 6px; }

.center { text-align: center; }
.muted { color: var(--muted); }
.small { font-size: 0.85rem; }
.mt { margin-top: 16px; }
.spinner {
  width: 22px; height: 22px; border: 3px solid var(--border);
  border-top-color: var(--primary); border-radius: 50%;
  animation: spin .7s linear infinite; margin: 40px auto;
}
@keyframes spin { to { transform: rotate(360deg); } }

.empty { text-align: center; color: var(--muted); padding: 40px 16px; }
.empty .big { font-size: 2rem; margin-bottom: 8px; }

@media (max-width: 560px) {
  .nav button { padding: 8px 9px; font-size: 0.88rem; }
  .user-chip .uname, .user-chip .ucountry { display: none; }
}