/* ==================== 房屋价值评估系统 ==================== */
* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --primary: #6b4f2a;
  --primary-light: #94754a;
  --bg: #f7f6f3;
  --card: #ffffff;
  --text: #2c3e50;
  --text-muted: #7f8c8d;
  --border: #e5dfd4;
  --green: #27ae60;
  --red: #e74c3c;
  --orange: #f39c12;
  --blue: #2980b9;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", "PingFang SC", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  padding-bottom: 40px;
  overflow-x: hidden;
}

/* ==================== 头部 ==================== */
.hv-header {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: #fff;
  padding: 18px 0 42px;
}
.hv-header-inner {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.hv-back {
  color: rgba(255,255,255,.85);
  text-decoration: none;
  font-size: 13px;
  white-space: nowrap;
}
.hv-back:hover { color: #fff; }
.hv-header-text h1 { font-size: 22px; font-weight: 700; }
.hv-header-text p { font-size: 12px; opacity: .8; }

/* ==================== 卡片 ==================== */
.hv-card {
  background: var(--card);
  border-radius: 12px;
  box-shadow: 0 2px 10px rgba(0,0,0,.05);
  padding: 24px 26px;
  margin: -28px auto 20px;
  max-width: 900px;
  overflow-x: hidden;
}
section > .hv-card { margin-top: -28px; }
section:not(:first-of-type) > .hv-card { margin-top: 0; }
.hv-result > .hv-card { margin-top: 0; }

.hv-card-title { font-size: 17px; font-weight: 700; margin-bottom: 6px; color: var(--primary); }
.hv-card-desc { font-size: 13px; color: var(--text-muted); margin-bottom: 18px; }
.hv-block-title { font-size: 15px; font-weight: 700; margin-bottom: 14px; padding-bottom: 8px; border-bottom: 1px solid var(--border); color: var(--primary); }

/* ==================== 表单 ==================== */
.hv-form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px 18px;
}
.hv-field { display: flex; flex-direction: column; gap: 6px; }
.hv-field label { font-size: 13.5px; font-weight: 600; color: var(--text); }
.hv-field label em { font-style: normal; font-weight: 400; color: var(--text-muted); font-size: 12px; }
.hv-field input, .hv-field select {
  padding: 9px 12px;
  border: 1.5px solid var(--border);
  border-radius: 8px;
  font-size: 14px;
  font-family: inherit;
  background: #fff;
  color: var(--text);
  outline: none;
  transition: border-color .2s;
}
.hv-field input:focus, .hv-field select:focus { border-color: var(--primary-light); }
.hv-field-tip { font-size: 11.5px; color: var(--text-muted); }

.hv-actions { margin-top: 20px; text-align: center; }
.hv-price-hint { text-align: center; font-size: 12px; color: var(--text-muted); margin-top: 10px; }

/* ==================== 不动产权证拍照识别 ==================== */
.hv-ocr-box {
  background: linear-gradient(135deg, #faf5ef, #f5ede0);
  border: 1.5px dashed #c9a86a;
  border-radius: 10px;
  padding: 14px 16px;
  margin-bottom: 18px;
}
.hv-ocr-head { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.hv-ocr-icon {
  width: 42px; height: 42px; border-radius: 10px;
  background: var(--primary); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; flex-shrink: 0;
}
.hv-ocr-head-text b { font-size: 14.5px; color: var(--primary); display: block; }
.hv-ocr-head-text p { font-size: 12px; color: var(--text-muted); margin-top: 2px; }
.hv-ocr-btns { display: flex; gap: 10px; }
.hv-btn-ocr, .hv-btn-ocr2 {
  flex: 1; padding: 10px 8px; border: none; border-radius: 8px;
  font-size: 14px; font-weight: 600; cursor: pointer; font-family: inherit;
  transition: all .15s;
}
.hv-btn-ocr { background: var(--primary); color: #fff; }
.hv-btn-ocr:hover { background: var(--primary-light); }
.hv-btn-ocr2 { background: #fff; color: var(--primary); border: 1.5px solid var(--primary); }
.hv-btn-ocr2:hover { background: #f5ede0; }
.hv-ocr-status {
  margin-top: 12px; padding: 9px 12px; border-radius: 8px;
  background: #fef9e7; color: #b7950b; font-size: 13px; text-align: center;
}
.hv-ocr-result {
  margin-top: 12px; background: #fff; border-radius: 8px;
  padding: 12px 14px; border: 1px solid #e5dfd4;
}
.hv-ocr-result-title { font-size: 13.5px; font-weight: 700; color: var(--green); margin-bottom: 10px; }
.hv-ocr-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 12px; }
@media (min-width: 640px) { .hv-ocr-grid { grid-template-columns: 1fr 1fr 1fr; } }
.hv-ocr-item { display: flex; flex-direction: column; gap: 2px; }
.hv-ocr-item span { font-size: 11px; color: var(--text-muted); }
.hv-ocr-item b { font-size: 13px; color: var(--text); font-weight: 600; word-break: break-all; }
.hv-ocr-note { margin-top: 10px; font-size: 12px; color: var(--text-muted); }

/* ==================== 按钮 ==================== */
.hv-btn {
  padding: 9px 18px;
  border: none;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
  transition: all .2s;
}
.hv-btn-primary { background: var(--primary); color: #fff; }
.hv-btn-primary:hover { background: #7d5c33; }
.hv-btn-primary:disabled { background: #b9a583; cursor: not-allowed; }
.hv-btn-lg { padding: 12px 46px; font-size: 15.5px; }
.hv-btn-outline { background: #fff; color: var(--primary); border: 1.5px solid var(--primary); }
.hv-btn-outline:hover { background: #f4efe7; }

/* ==================== 结果区 ==================== */
.hv-toolbar {
  max-width: 900px;
  margin: 0 auto 16px;
  padding: 0 20px;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.hv-value-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-bottom: 14px;
}
.hv-vc {
  background: linear-gradient(135deg, #faf6ef, #f4ede1);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 16px;
  text-align: center;
}
.hv-vc .hv-vc-label { font-size: 12px; color: var(--text-muted); margin-bottom: 4px; }
.hv-vc .hv-vc-value { font-size: 21px; font-weight: 700; color: var(--primary); }
.hv-vc .hv-vc-sub { font-size: 11.5px; color: var(--text-muted); margin-top: 4px; }
.hv-vc.hl { background: linear-gradient(135deg, #eef6ee, #e2f0e2); border-color: #bcd9bc; }
.hv-vc.hl .hv-vc-value { color: #1e7145; }
.hv-value-note { font-size: 12px; color: var(--text-muted); text-align: center; margin-top: 6px; }

/* ==================== 明细表 ==================== */
.hv-detail-table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.hv-detail-table th, .hv-detail-table td {
  padding: 9px 10px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}
.hv-detail-table th { color: var(--text-muted); font-weight: 600; font-size: 12.5px; background: #faf8f4; }
.hv-detail-table td b { color: var(--primary); }
.hv-detail-table .neg { color: var(--red); }
.hv-detail-table .pos { color: var(--green); }

/* ==================== 报告 ==================== */
.hv-report {
  background: #faf8f4;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px 18px;
  font-size: 13.5px;
  line-height: 1.9;
  color: var(--text);
  white-space: pre-wrap;
  word-break: break-all;
}
.hv-bottom-actions { max-width: 900px; margin: 4px auto 0; padding: 0 20px; text-align: center; }

/* ==================== Toast ==================== */
.hv-toast {
  position: fixed;
  left: 50%;
  bottom: 40px;
  transform: translateX(-50%) translateY(20px);
  background: rgba(44, 62, 80, .92);
  color: #fff;
  padding: 10px 22px;
  border-radius: 8px;
  font-size: 13.5px;
  opacity: 0;
  pointer-events: none;
  transition: all .3s;
  z-index: 999;
  max-width: 85vw;
}
.hv-toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ==================== 响应式（手机端紧凑排版） ==================== */
@media (max-width: 640px) {
  body { padding-bottom: 24px; }

  /* 头部压缩 */
  .hv-header { padding: 12px 0 34px; }
  .hv-header-inner { padding: 0 12px; gap: 10px; }
  .hv-header-text h1 { font-size: 17px; }
  .hv-header-text p { font-size: 11px; }

  /* 卡片压缩 + 留出左右留白 */
  .hv-card { padding: 14px 12px; margin: -24px 12px 12px; border-radius: 10px; }
  section > .hv-card { margin-top: -24px; }
  section:not(:first-of-type) > .hv-card { margin-top: 0; }
  .hv-card-title { font-size: 16px; }
  .hv-card-desc { font-size: 12px; margin-bottom: 12px; }
  .hv-block-title { font-size: 14px; margin-bottom: 10px; padding-bottom: 6px; }

  /* 表单改双列，节省纵向空间 */
  .hv-form-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
  .hv-field { gap: 4px; }
  .hv-field label { font-size: 12.5px; }
  .hv-field input, .hv-field select { padding: 8px 10px; font-size: 13.5px; border-radius: 7px; }
  .hv-field-tip { font-size: 10.5px; }

  .hv-actions { margin-top: 14px; }
  .hv-btn-lg { display: block; width: 100%; padding: 11px 0; font-size: 15px; }
  .hv-price-hint { font-size: 11px; margin-top: 8px; }

  /* OCR 区块压缩 */
  .hv-ocr-box { padding: 10px 12px; margin-bottom: 12px; }
  .hv-ocr-head { gap: 10px; margin-bottom: 10px; }
  .hv-ocr-icon { width: 34px; height: 34px; font-size: 16px; border-radius: 8px; }
  .hv-ocr-head-text b { font-size: 13.5px; }
  .hv-ocr-head-text p { font-size: 11px; }
  .hv-btn-ocr, .hv-btn-ocr2 { padding: 9px 6px; font-size: 13.5px; }
  .hv-ocr-status { margin-top: 10px; padding: 8px 10px; font-size: 12px; }
  .hv-ocr-result { margin-top: 10px; padding: 10px 12px; }
  .hv-ocr-grid { gap: 6px 10px; }

  /* 结果区压缩 */
  .hv-toolbar { padding: 0 12px; margin-bottom: 12px; gap: 8px; }
  .hv-toolbar .hv-btn { padding: 8px 14px; font-size: 13px; }
  .hv-value-cards { grid-template-columns: 1fr; gap: 8px; margin-bottom: 8px; }
  .hv-vc { padding: 10px 12px; }
  .hv-vc .hv-vc-value { font-size: 19px; }
  .hv-vc .hv-vc-label { font-size: 11.5px; }
  .hv-value-note { font-size: 11px; }
  .hv-detail-table { font-size: 12px; }
  .hv-detail-table th, .hv-detail-table td { padding: 6px 6px; }
  .hv-report { padding: 12px; font-size: 12.5px; line-height: 1.75; }
  .hv-bottom-actions { padding: 0 12px; }

  .hv-toast { bottom: 20px; font-size: 12.5px; padding: 9px 16px; }
}

/* ========== 合规免责声明 ========== */
.hv-disclaimer {
  margin: 18px 2px 0;
  padding: 12px 14px;
  background: #fafafa;
  border-radius: 8px;
  font-size: 11.5px;
  line-height: 1.8;
  color: #9aa0ab;
}