/* 首页布局（风格与原先内联样式一致） */
* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  background:
    radial-gradient(ellipse 80% 50% at 10% -10%, #d4ebe6 0%, transparent 55%),
    radial-gradient(ellipse 60% 40% at 100% 0%, #f0e6c8 0%, transparent 45%),
    var(--bg);
  color: var(--ink);
  line-height: 1.65;
  padding: 24px 16px 48px;
}

.wrap { max-width: 640px; margin: 0 auto; }

.gate {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 22px 24px;
}

.brand {
  font-family: "Noto Serif SC", serif;
  font-size: 28px;
  font-weight: 700;
  color: var(--sea-deep);
  letter-spacing: .04em;
}

.tagline {
  font-size: 13px;
  color: var(--ink2);
  margin-top: 6px;
  max-width: 36em;
}

.chip {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  background: var(--sand);
  color: #1a1508;
  border-radius: 999px;
  padding: 3px 10px;
  margin-bottom: 10px;
}

label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  margin-top: 14px;
}

input, textarea {
  width: 100%;
  margin-top: 6px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 14px;
  font-family: inherit;
  background: #f4faf8;
}

textarea { min-height: 72px; resize: vertical; }

.opts {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.opt {
  border: 1px solid var(--sea);
  background: #fff;
  color: var(--sea-deep);
  border-radius: 8px;
  padding: 8px 14px;
  font-size: 13px;
  cursor: pointer;
}

.opt.on {
  background: var(--sea);
  color: #fff;
}

button {
  margin-top: 18px;
  width: 100%;
  padding: 12px;
  border: none;
  border-radius: 8px;
  background: linear-gradient(145deg, #084848, #0d6e6e);
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
}

button:disabled {
  opacity: 0.6;
  cursor: wait;
}

.hint {
  margin-top: 10px;
  font-size: 11px;
  color: var(--ink3);
}

#status {
  margin-top: 12px;
  font-size: 13px;
  min-height: 1.2em;
}

.err { color: #b33; }