:root {
  --bg: #fff1f6;
  --bg-2: #fff7fb;
  --card: rgba(255, 255, 255, 0.88);
  --line: rgba(255, 122, 170, 0.28);
  --text: #5c2a44;
  --muted: #c084a0;
  --accent: #ff6b9d;
  --accent-2: #ff8ec4;
  --mint: #7ad9c4;
  --lilac: #cbb6ff;
  --peach: #ffc29a;
  --danger: #ee5d78;
  --ok: #5fd0a5;
  --shadow: 0 12px 30px rgba(255, 107, 157, 0.14);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  min-height: 100vh;
  font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--text);
  background:
    radial-gradient(900px 460px at 6% -10%, rgba(255, 154, 206, 0.5), transparent 56%),
    radial-gradient(740px 400px at 110% 0%, rgba(186, 176, 255, 0.42), transparent 52%),
    radial-gradient(820px 380px at 48% 112%, rgba(255, 196, 154, 0.4), transparent 50%),
    radial-gradient(560px 280px at 92% 78%, rgba(122, 217, 196, 0.24), transparent 52%),
    var(--bg);
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    radial-gradient(#ff8ec4 1.15px, transparent 1.25px),
    radial-gradient(#7ad9c4 1.05px, transparent 1.15px),
    radial-gradient(#cbb6ff 1.05px, transparent 1.15px),
    radial-gradient(#ffc29a 1.05px, transparent 1.15px);
  background-size: 44px 44px, 56px 56px, 38px 38px, 62px 62px;
  background-position: 0 0, 20px 14px, 10px 28px, 32px 8px;
  opacity: 0.38;
  z-index: 0;
}

.app { max-width: 760px; margin: 0 auto; padding: 28px 18px 64px; position: relative; z-index: 1; }
.top {
  display: flex; justify-content: space-between; align-items: flex-start;
  gap: 16px; margin-bottom: 22px;
}
.brand {
  font-size: 13px; letter-spacing: 0.18em; color: var(--accent);
  font-weight: 700;
}
h1 { margin: 6px 0 8px; font-size: 28px; line-height: 1.25; color: #7a2d55; }
.lead { margin: 0 0 14px; color: var(--muted); line-height: 1.7; }
.nav-link {
  color: #d44880; text-decoration: none; border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.7);
  padding: 8px 12px; border-radius: 999px; white-space: nowrap; font-size: 13px;
  box-shadow: 0 6px 16px rgba(255, 107, 157, 0.1);
}
.nav-link:hover { background: #ffe3f0; }
.card {
  background: linear-gradient(180deg, rgba(255,255,255,0.96), rgba(255,246,250,0.9));
  border: 1px solid var(--line); border-radius: 22px; padding: 18px 18px 16px; margin-bottom: 14px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}
.q-label { font-size: 16px; margin-bottom: 12px; color: #6d3353; }
.q-label em { color: var(--accent); font-style: normal; margin-left: 4px; }
.choices { display: flex; flex-wrap: wrap; gap: 8px; }
.choices.stack { flex-direction: column; align-items: stretch; }
.choice {
  appearance: none; border: 1px solid var(--line); background: var(--bg-2);
  color: var(--text); border-radius: 999px; padding: 8px 14px; cursor: pointer; font-size: 14px;
  transition: background 0.15s ease, border-color 0.15s ease, transform 0.12s ease;
}
.choices.stack .choice { border-radius: 16px; }
.choice:hover { border-color: #ff9fc0; background: #fff; }
.choice:has(input:checked), .choice.active {
  border-color: #ff6b9d;
  background: linear-gradient(135deg, #ffe0ef, #ffd4f3 60%, #ffe9d8);
  color: #c43b74;
  box-shadow: 0 6px 14px rgba(255, 107, 157, 0.18);
}
.choice input { display: none; }
.stars { display: flex; gap: 8px; }
.star {
  width: 42px; height: 42px; border-radius: 12px; border: 1px solid var(--line);
  background: var(--bg-2); color: var(--muted); font-size: 18px; cursor: pointer;
}
.star.on { color: #fff; background: linear-gradient(135deg, #ff8ec4, #ff6b9d); border-color: #ff6b9d; }
input[type="text"], textarea {
  width: 100%; border: 1px solid var(--line); background: #fff; color: var(--text);
  border-radius: 14px; padding: 11px 12px; font: inherit;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.8);
}
input[type="text"]:focus, textarea:focus {
  outline: none;
  border-color: #ff8ec4;
  box-shadow: 0 0 0 4px rgba(255, 142, 196, 0.22);
}
textarea { min-height: 88px; resize: vertical; }
.actions { display: flex; gap: 10px; margin-top: 8px; }
button.primary, a.primary {
  border: 0;
  background: linear-gradient(135deg, #ff9ad0 0%, #ff6b9d 48%, #ff8a6a 100%);
  color: #fff; font-weight: 700;
  border-radius: 999px; padding: 12px 22px; cursor: pointer; text-decoration: none; font-size: 15px;
  box-shadow: 0 10px 20px rgba(255, 92, 138, 0.28);
  display: inline-block;
}
button.primary:hover, a.primary:hover { filter: brightness(1.04); }
button.primary:disabled { opacity: 0.55; cursor: not-allowed; }
.msg { min-height: 22px; color: var(--danger); margin-top: 8px; }
.ok-box { text-align: center; padding: 36px 12px; }
.ok-box h2 { margin: 0 0 10px; color: #d44880; }
.hero {
  display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 16px;
}
.stat {
  padding: 18px; border-radius: 20px; border: 1px solid var(--line);
  background: linear-gradient(180deg, #fff, #fff3f8);
  box-shadow: var(--shadow);
}
.stat b { display: block; font-size: 32px; color: #ff5c8a; }
.stat span { color: var(--muted); font-size: 13px; }
.bar-row { display: grid; grid-template-columns: minmax(148px, 1.6fr) 1fr 28px; gap: 8px; align-items: center; margin: 8px 0; }
.bar-row > div:first-child { font-size: 13px; line-height: 1.4; }
.bar-track { height: 10px; background: #ffe7f1; border-radius: 999px; overflow: hidden; }
.bar-fill { height: 100%; background: linear-gradient(90deg, #ff7eb3, #ffb07c, #8eebc7); width: 0; }
.comment {
  border-top: 1px solid var(--line); padding: 12px 0 4px;
}
.comment .meta { color: var(--muted); font-size: 12px; margin-bottom: 6px; }
.comment .q { color: #d44880; font-size: 12px; margin: 8px 0 4px; font-weight: 700; }
.empty { color: var(--muted); }
@media (max-width: 640px) {
  h1 { font-size: 24px; }
  .hero { grid-template-columns: 1fr; }
  .top { flex-direction: column; }
}