/* ===== 工具页专属样式 ===== */
.container.narrow { max-width: 780px; }
.tool-hero { padding: 36px 0 8px; }
.tool-hero h1 { font-size: 28px; margin-bottom: 10px; letter-spacing: -0.02em; }
.tool-hero .sub { margin-bottom: 14px; }
.trust-row { display: flex; gap: 16px; font-size: 13px; color: var(--good); font-weight: 600; flex-wrap: wrap; }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
  margin: 18px 0;
}
.card h2 { margin: 0 0 12px; font-size: 18px; }
.muted { color: var(--muted); }
.tiny { font-size: 12.5px; }
.small-note { font-size: 13px; font-weight: 400; }
.hidden { display: none !important; }

/* 拖放区 */
#dropzone {
  border: 2px dashed #b9c6d2;
  border-radius: var(--radius);
  padding: 36px 20px;
  text-align: center;
  cursor: pointer;
  transition: border-color .15s, background .15s;
}
#dropzone:hover, #dropzone.dragover { border-color: var(--accent); background: #f0f6fc; }
.dz-icon { font-size: 30px; margin: 0 0 6px; }
.dz-main { font-size: 16px; font-weight: 600; margin: 0 0 4px; }
.dz-hint { font-size: 13px; color: var(--muted); margin: 0; }
.try-sample { text-align: center; margin-top: 14px; }

/* 手动选列 */
.pick-row { display: flex; gap: 14px; flex-wrap: wrap; align-items: end; }
.pick-row label { display: flex; flex-direction: column; gap: 4px; font-size: 13px; font-weight: 600; }
.pick-row select { min-width: 180px; padding: 8px; border: 1px solid var(--line); border-radius: 8px; font-size: 14px; }

/* 输入区 */
.mode-row { display: flex; gap: 20px; flex-wrap: wrap; margin-bottom: 6px; }
.radio { font-size: 14px; display: flex; align-items: center; gap: 6px; }
.input-row { display: flex; gap: 14px; flex-wrap: wrap; margin: 10px 0; }
.input-row label { display: flex; flex-direction: column; gap: 4px; font-size: 13px; font-weight: 600; }
.input-row input {
  width: 130px;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 15px;
}

/* 结果 */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 14px; margin: 20px 0; }
.stat { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; }
.stat.hot { border-color: #f0c9a8; background: #fff9f2; }
.stat-num { font-size: 28px; font-weight: 700; letter-spacing: -0.02em; }
.stat.hot .stat-num { color: var(--warn); }
.stat-label { font-size: 12.5px; color: var(--muted); margin-top: 2px; }

.bar-row { display: grid; grid-template-columns: 150px 1fr 90px; gap: 10px; align-items: center; margin: 8px 0; font-size: 13.5px; }
.bar-track { background: #eef1f4; border-radius: 6px; height: 22px; overflow: hidden; }
.bar-fill { height: 100%; background: var(--accent); border-radius: 6px; min-width: 2px; }
.bar-fill.rural { background: var(--warn); }
.bar-fill.geob { background: #7a95ad; }

table#groupTable { width: 100%; border-collapse: collapse; font-size: 14px; }
#groupTable th, #groupTable td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); }
#groupTable th { font-size: 12px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); }

.actions-row { display: flex; gap: 10px; }

/* CTA */
.cta-card { border: 2px solid var(--accent); background: #f4f9ff; }
.cta-card h2 { font-size: 21px; }
.cta-body { font-size: 16px; }
.cta-list { margin: 10px 0 16px; padding-left: 20px; font-size: 14.5px; }
.cta-list li { margin: 5px 0; }
.btn.big { font-size: 17px; padding: 13px 26px; }
.cta-card .tiny { margin-top: 10px; }

/* Why now / FAQ */
.fact-list { padding-left: 20px; font-size: 14.5px; }
.fact-list li { margin: 8px 0; }
details { border-bottom: 1px solid var(--line); padding: 10px 0; }
details:last-child { border-bottom: none; }
summary { cursor: pointer; font-weight: 600; font-size: 14.5px; }
details p { font-size: 14px; color: var(--muted); margin: 8px 0 2px; }

/* 弹窗 */
.modal-backdrop {
  position: fixed; inset: 0;
  background: rgba(15, 25, 35, .55);
  display: flex; align-items: center; justify-content: center;
  z-index: 50; padding: 20px;
}
.modal {
  background: #fff; border-radius: var(--radius);
  max-width: 420px; width: 100%;
  padding: 26px; position: relative;
}
.modal h3 { margin: 0 0 8px; }
.modal form { display: flex; flex-direction: column; gap: 10px; margin-top: 12px; }
.modal input[type=email] { padding: 10px 12px; border: 1px solid var(--line); border-radius: 8px; font-size: 15px; }
.hp-field { position: absolute; left: -9999px; height: 0; width: 0; opacity: 0; }
.modal-x {
  position: absolute; top: 8px; right: 12px;
  background: none; border: none; font-size: 22px;
  color: var(--muted); cursor: pointer;
}

@media (max-width: 640px) {
  .bar-row { grid-template-columns: 100px 1fr 70px; }
  .stat-num { font-size: 22px; }
}