:root {
  --bg: #faf7f2;
  --card: #ffffff;
  --ink: #2d2a26;
  --muted: #8a8378;
  --accent: #0d9488;
  --accent-soft: #ccfbf1;
  --coral: #f97362;
  --amber: #d97706;
  --amber-soft: #fef3c7;
  --green: #16a34a;
  --green-soft: #dcfce7;
  --red: #dc2626;
  --red-soft: #fee2e2;
  --border: #e8e2d8;
  --radius: 16px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.65;
  padding: 24px 16px 60px;
}
.wrap { max-width: 720px; margin: 0 auto; }

header { text-align: center; margin-bottom: 28px; }
header .logo { font-size: 42px; }
header h1 { font-size: 26px; margin-top: 6px; letter-spacing: 1px; }
header p { color: var(--muted); font-size: 14px; margin-top: 4px; }

.disclaimer {
  background: var(--amber-soft);
  border: 1px solid #fde68a;
  border-radius: 12px;
  padding: 10px 14px;
  font-size: 13px;
  color: #92400e;
  margin-bottom: 20px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 16px;
}
.card h2 {
  font-size: 16px;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.step-num {
  background: var(--accent);
  color: #fff;
  width: 22px; height: 22px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  flex-shrink: 0;
}

.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  border: 1.5px solid var(--border);
  background: #fff;
  border-radius: 999px;
  padding: 7px 16px;
  font-size: 14px;
  cursor: pointer;
  transition: all .15s;
}
.chip.active {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: #0f766e;
  font-weight: 600;
}

.row { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 12px; }
.field { flex: 1; min-width: 140px; }
.field label { font-size: 13px; color: var(--muted); display: block; margin-bottom: 4px; }
input[type="text"], select, textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1.5px solid var(--border);
  border-radius: 10px;
  font-size: 14px;
  font-family: inherit;
  background: #fff;
  color: var(--ink);
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--accent); }

.tabs { display: flex; gap: 6px; margin-bottom: 14px; }
.tab {
  padding: 7px 16px;
  border-radius: 999px;
  font-size: 14px;
  cursor: pointer;
  border: 1.5px solid transparent;
  color: var(--muted);
}
.tab.active { background: var(--accent-soft); color: #0f766e; font-weight: 600; }
.tab.disabled { opacity: .5; pointer-events: none; }

.dropzone {
  border: 2px dashed var(--border);
  border-radius: 12px;
  padding: 30px 16px;
  text-align: center;
  color: var(--muted);
  cursor: pointer;
  transition: all .15s;
  font-size: 14px;
}
.dropzone:hover, .dropzone.drag { border-color: var(--accent); background: #f0fdfa; }
.dropzone .big { font-size: 30px; display: block; margin-bottom: 6px; }

.previews { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 12px; }
.preview {
  position: relative;
  width: 84px; height: 84px;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--border);
  background: #f5f1ea;
  display: flex; align-items: center; justify-content: center;
  font-size: 11px; color: var(--muted); text-align: center;
}
.preview img { width: 100%; height: 100%; object-fit: cover; }
.preview.pdf {
  width: 100%;
  max-width: 360px;
  height: 84px;
  padding: 10px 36px 10px 10px;
  justify-content: flex-start;
  text-align: left;
}
.file-open {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  min-width: 0;
  color: inherit;
  text-decoration: none;
}
.file-icon {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 52px;
  border-radius: 7px;
  background: var(--red-soft);
  color: #b91c1c;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .5px;
}
.file-meta { display: flex; flex-direction: column; min-width: 0; }
.file-name {
  overflow: hidden;
  color: var(--ink);
  font-size: 13px;
  font-weight: 600;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.file-size { color: var(--muted); font-size: 12px; }
.preview .rm {
  position: absolute; top: 2px; right: 2px;
  background: rgba(0,0,0,.55); color: #fff;
  border: none; border-radius: 50%;
  width: 20px; height: 20px;
  cursor: pointer; font-size: 11px; line-height: 1;
}

textarea { min-height: 140px; resize: vertical; }

.hint { font-size: 12px; color: var(--muted); margin-top: 8px; }
.hint a { color: var(--accent); }

.go-btn {
  width: 100%;
  padding: 15px;
  border: none;
  border-radius: 14px;
  background: linear-gradient(135deg, #0d9488, #0f766e);
  color: #fff;
  font-size: 17px;
  font-weight: 700;
  cursor: pointer;
  font-family: inherit;
  letter-spacing: 2px;
  transition: transform .1s, opacity .15s;
}
.go-btn:hover { transform: translateY(-1px); }
.go-btn:disabled { opacity: .55; cursor: not-allowed; transform: none; }

.quota-note { text-align: center; font-size: 12.5px; color: var(--muted); margin-top: 10px; }

.error-box {
  background: var(--red-soft);
  border: 1px solid #fecaca;
  color: #991b1b;
  border-radius: 12px;
  padding: 12px 16px;
  font-size: 14px;
  margin-bottom: 16px;
  display: none;
  white-space: pre-wrap;
}

/* 付费墙 */
.paywall { margin-top: 16px; text-align: center; }
.paywall h2 { justify-content: center; }
.paywall-price { font-size: 15px; margin-bottom: 8px; }
.paywall-price b { color: var(--coral); }
.paywall-steps { font-size: 13.5px; color: var(--muted); margin-bottom: 10px; }
.paywall-qr {
  width: 180px; height: 180px;
  border: 1px solid var(--border);
  border-radius: 12px;
  object-fit: contain;
  background: #fff;
  margin-bottom: 14px;
}
.pay-packages { display: flex; gap: 12px; justify-content: center; margin-bottom: 14px; }
.pay-pkg {
  flex: 1; max-width: 150px;
  display: flex; flex-direction: column; align-items: center; gap: 2px;
  padding: 14px 10px;
  border: 1.5px solid var(--border);
  border-radius: 12px;
  background: #fff;
  cursor: pointer;
  font-family: inherit;
  transition: border-color .15s, transform .05s;
}
.pay-pkg:hover { border-color: var(--accent); }
.pay-pkg:active { transform: scale(.98); }
.pay-pkg b { font-size: 20px; color: var(--coral); }
.pay-pkg span { font-size: 13px; color: var(--muted); }
.redeem-fallback { margin-top: 14px; text-align: center; }
.redeem-fallback summary { font-size: 13px; color: var(--muted); cursor: pointer; margin-bottom: 10px; }

.redeem-row { display: flex; gap: 8px; max-width: 340px; margin: 0 auto; }
.redeem-row input { flex: 1; text-transform: uppercase; }
.redeem-row button {
  padding: 10px 20px;
  border: none;
  border-radius: 10px;
  background: var(--accent);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
}
.redeem-row button:disabled { opacity: .55; cursor: not-allowed; }

/* 加载中 */
#loading { display: none; text-align: center; padding: 40px 0; }
.paw-spin { font-size: 40px; display: inline-block; animation: bounce 1s infinite; }
@keyframes bounce { 0%,100% { transform: translateY(0);} 50% { transform: translateY(-10px);} }
#loadingMsg { color: var(--muted); margin-top: 10px; font-size: 14px; }

/* 结果 */
#results { display: none; }
.overall {
  border-radius: var(--radius);
  padding: 22px;
  margin-bottom: 16px;
  border: 1px solid transparent;
}
.overall.normal   { background: var(--green-soft); border-color: #bbf7d0; }
.overall.attention{ background: var(--amber-soft); border-color: #fde68a; }
.overall.urgent   { background: var(--red-soft);   border-color: #fecaca; }
.overall.unknown  { background: #f4f1ec; border-color: var(--border); }
.overall .status-line { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; }
.overall .emoji { font-size: 30px; }
.overall h3 { font-size: 19px; }
.overall p { font-size: 14.5px; }

table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
th, td { padding: 9px 8px; text-align: left; border-bottom: 1px solid var(--border); vertical-align: top; }
th { color: var(--muted); font-weight: 600; font-size: 12.5px; white-space: nowrap; }
td.num { white-space: nowrap; font-variant-numeric: tabular-nums; }
.pill {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
}
.pill.normal { background: var(--green-soft); color: #15803d; }
.pill.high, .pill.low { background: var(--red-soft); color: #b91c1c; }
.pill.borderline { background: var(--amber-soft); color: #b45309; }
.pill.unknown { background: #eee9e0; color: var(--muted); }
.meaning { color: var(--muted); font-size: 12.5px; }

.concern {
  border-left: 4px solid var(--amber);
  background: #fffbeb;
  border-radius: 0 10px 10px 0;
  padding: 12px 14px;
  margin-bottom: 10px;
}
.concern.serious { border-left-color: var(--red); background: #fef2f2; }
.concern.mild { border-left-color: var(--green); background: #f0fdf4; }
.concern b { display: block; margin-bottom: 3px; font-size: 14.5px; }
.concern p { font-size: 13.5px; color: #57534e; }

ol.qs { padding-left: 22px; }
ol.qs li { margin-bottom: 10px; font-size: 14.5px; }
ul.tips { padding-left: 22px; }
ul.tips li { margin-bottom: 8px; font-size: 14px; }

.copy-btn, .again-btn {
  margin-top: 12px;
  padding: 9px 18px;
  border-radius: 10px;
  border: 1.5px solid var(--accent);
  background: #fff;
  color: var(--accent);
  font-size: 14px;
  cursor: pointer;
  font-family: inherit;
  font-weight: 600;
}
.copy-btn:hover, .again-btn:hover { background: var(--accent-soft); }
.again-btn { display: block; margin: 20px auto 0; }

footer { text-align: center; font-size: 12px; color: var(--muted); margin-top: 30px; }