:root {
  --green: #07c160;
  --green-dark: #06ad56;
  --green-light: #e8f8ef;
  --ink: #1a1a1a;
  --ink-2: #4a4a4a;
  --ink-3: #8a8a8a;
  --line: #e6e6e6;
  --bg: #f5f6f7;
  --card: #ffffff;
  --danger: #fa5151;
  --warn: #ff8f1f;
  --radius: 10px;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
.wrap { max-width: 760px; margin: 0 auto; padding: 0 16px; }
.hidden { display: none !important; }

/* ---------- 顶栏 ---------- */
.topbar { background: #fff; border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 20; }
.topbar-inner { display: flex; align-items: center; justify-content: space-between; height: 56px; }
.brand { display: flex; align-items: center; gap: 8px; font-size: 17px; font-weight: 600; }
.logo { width: 28px; height: 28px; border-radius: 6px; background: var(--green); color: #fff; display: inline-flex; align-items: center; justify-content: center; font-size: 15px; }
.topnav { display: flex; align-items: center; gap: 16px; font-size: 14px; }
.topnav a { color: var(--ink-2); text-decoration: none; }
.topnav a:hover { color: var(--green); }
.topnav a.ghost { border: 1px solid var(--line); border-radius: 6px; padding: 4px 10px; }

/* ---------- 卡片 ---------- */
.card { background: var(--card); border-radius: var(--radius); padding: 22px; margin: 16px 0; box-shadow: 0 1px 3px rgba(0,0,0,.04); }
.card-title { font-size: 16px; font-weight: 600; margin: 0 0 14px; }
.hero h1 { font-size: 24px; margin: 0 0 8px; }
.sub { color: var(--ink-2); margin: 0 0 14px; font-size: 14px; }
.notice { background: var(--green-light); border-left: 3px solid var(--green); padding: 10px 14px; border-radius: 6px; font-size: 13px; color: #12643c; margin-bottom: 18px; }
.notice b { display: block; margin-bottom: 2px; }
.tip { font-size: 13px; color: var(--ink-3); margin-top: 10px; }
.hero-actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 16px; }

/* ---------- 按钮 ---------- */
.btn { border: 1px solid var(--line); background: #fff; color: var(--ink); border-radius: 8px; padding: 9px 18px; font-size: 14px; cursor: pointer; transition: .15s; font-family: inherit; }
.btn:hover { border-color: #cfcfcf; }
.btn.primary { background: var(--green); border-color: var(--green); color: #fff; }
.btn.primary:hover { background: var(--green-dark); }
.btn.primary:disabled { background: #b9e3ca; border-color: #b9e3ca; cursor: not-allowed; }
.btn.ghost { color: var(--ink-2); }
.btn.big { padding: 12px 28px; font-size: 15px; }
.btn.small { padding: 4px 10px; font-size: 13px; }
.btn.danger { color: var(--danger); border-color: #f5c6c6; }

/* ---------- 主体类型 ---------- */
.type-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 10px; }
.type-item { border: 1px solid var(--line); border-radius: 8px; padding: 12px 14px; cursor: pointer; transition: .15s; }
.type-item:hover { border-color: var(--green); }
.type-item.active { border-color: var(--green); background: var(--green-light); }
.type-item b { display: block; font-size: 15px; }
.type-item span { font-size: 12px; color: var(--ink-3); }

/* ---------- 表单 ---------- */
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 620px) { .grid2 { grid-template-columns: 1fr; } }
.field { display: block; margin-bottom: 14px; }
.field > span { display: block; font-size: 13px; color: var(--ink-2); margin-bottom: 6px; }
.field .req { color: var(--danger); margin-left: 2px; }
.field input, .field select, .field textarea {
  width: 100%; border: 1px solid var(--line); border-radius: 8px; padding: 9px 12px;
  font-size: 14px; font-family: inherit; color: var(--ink); background: #fff; outline: none;
}
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--green); }
.field textarea { min-height: 76px; resize: vertical; }
.field .help { font-size: 12px; color: var(--ink-3); margin-top: 4px; }
.field .err { font-size: 12px; color: var(--danger); margin-top: 4px; display: none; }
.field.invalid input, .field.invalid select { border-color: var(--danger); }
.field.invalid .err { display: block; }

.section-title { font-size: 15px; font-weight: 600; margin: 22px 0 12px; padding-left: 9px; border-left: 3px solid var(--green); }
.step-desc { font-size: 13px; color: var(--ink-3); margin-bottom: 16px; }

/* ---------- 上传 ---------- */
.uploader { border: 1px dashed #cfcfcf; border-radius: 8px; padding: 12px; display: flex; gap: 12px; align-items: center; background: #fafafa; }
.uploader.has { border-style: solid; border-color: var(--green); background: #fff; }
.uploader .thumb { width: 76px; height: 56px; border-radius: 6px; background: #e9e9e9; object-fit: cover; display: none; }
.uploader.has .thumb { display: block; }
.uploader .u-info { flex: 1; font-size: 13px; color: var(--ink-2); }
.uploader .u-info b { display: block; color: var(--ink); font-size: 14px; font-weight: 500; }
.uploader .u-info em { font-style: normal; color: var(--ink-3); font-size: 12px; }

/* ---------- 步骤条 ---------- */
.steps { display: flex; gap: 4px; margin-bottom: 18px; flex-wrap: wrap; }
.steps .st { flex: 1; min-width: 70px; text-align: center; font-size: 12px; color: var(--ink-3); padding-bottom: 8px; border-bottom: 2px solid var(--line); }
.steps .st.active { color: var(--green); border-color: var(--green); font-weight: 600; }
.steps .st.done { color: var(--ink-2); border-color: #b9e3ca; }

.apply-code { background: #fafafa; border: 1px solid var(--line); border-radius: 8px; padding: 8px 12px; font-size: 12px; color: var(--ink-3); margin-bottom: 16px; }
.apply-code b { color: var(--ink); font-size: 13px; }

.form-actions { display: flex; gap: 10px; justify-content: flex-end; margin-top: 24px; flex-wrap: wrap; }

/* ---------- 结果页 ---------- */
.done-card { text-align: center; padding: 36px 22px; }
.done-icon { width: 56px; height: 56px; border-radius: 50%; background: var(--green); color: #fff; font-size: 30px; line-height: 56px; margin: 0 auto 14px; }
.code-box { background: #fafafa; border: 1px dashed var(--line); border-radius: 8px; padding: 12px; margin: 18px 0; }
.code-box span { display: block; font-size: 12px; color: var(--ink-3); }
.code-box b { font-size: 15px; word-break: break-all; }

/* ---------- 进度 ---------- */
.timeline { margin-top: 18px; }
.tl-item { display: flex; gap: 12px; padding: 10px 0; border-top: 1px solid var(--line); font-size: 14px; }
.tl-item .tl-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--line); margin-top: 8px; flex: none; }
.tl-item.on .tl-dot { background: var(--green); }
.tl-item .tl-body b { font-weight: 500; }
.tl-item .tl-body span { display: block; font-size: 12px; color: var(--ink-3); }
.badge { display: inline-block; padding: 2px 10px; border-radius: 20px; font-size: 12px; background: var(--green-light); color: #0a7a41; }
.badge.warn { background: #fff4e5; color: #a35c00; }
.badge.danger { background: #fdecec; color: #b32424; }
.reject-box { background: #fdecec; border-left: 3px solid var(--danger); padding: 10px 14px; border-radius: 6px; font-size: 13px; color: #933; margin-top: 12px; white-space: pre-wrap; }

.footer { text-align: center; font-size: 12px; color: var(--ink-3); padding: 24px 16px 40px; }

.toast { position: fixed; left: 50%; top: 76px; transform: translateX(-50%); background: rgba(0,0,0,.82); color: #fff; padding: 9px 18px; border-radius: 8px; font-size: 14px; z-index: 99; opacity: 0; transition: .2s; pointer-events: none; }
.toast.show { opacity: 1; }