/* ==========================================================================
   SRLeader 工具页样式 — 复用首页设计令牌（--ink / --paper / --signal / --chart）
   适配路径：本文件位于 /tools/tool.css
   ========================================================================== */

.tool-shell {
  max-width: 1240px;
  margin: 0 auto;
  padding: calc(78px + 40px) var(--pad) 80px;
}

.tool-crumbs {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--mute);
  margin-bottom: 22px;
}
.tool-crumbs a { color: var(--signal); text-decoration: none; }
.tool-crumbs a:hover { text-decoration: underline; }

.tool-hero { max-width: 760px; margin-bottom: 40px; }
.tool-hero h1 {
  font-size: clamp(26px, 3.4vw, 40px);
  line-height: 1.18;
  letter-spacing: -.015em;
  color: var(--ink);
  margin: 10px 0 14px;
}
.tool-hero .lede { font-size: 16px; color: var(--mute); line-height: 1.7; }

/* ---------- 工具卡片列表 ---------- */
.tool-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 20px;
}
.tool-card {
  display: block;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 26px 26px 22px;
  text-decoration: none;
  color: inherit;
  transition: border-color .25s var(--ease-ui), transform .25s var(--ease-ui), box-shadow .25s var(--ease-ui);
}
.tool-card:hover {
  border-color: var(--signal);
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(16, 72, 152, .10);
}
.tool-card .tool-tag {
  display: inline-block;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--signal);
  border: 1px solid rgba(16, 72, 152, .28);
  border-radius: 2px;
  padding: 3px 8px;
  margin-bottom: 14px;
}
.tool-card h2 { font-size: 19px; letter-spacing: -.01em; margin-bottom: 10px; }
.tool-card p { font-size: 14px; color: var(--mute); line-height: 1.7; margin-bottom: 16px; }
.tool-card .tool-go { font-size: 13px; font-weight: 600; color: var(--signal); }

/* ---------- 面板 ---------- */
.panel {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 26px;
  margin-bottom: 20px;
}
.panel > header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
  flex-wrap: wrap;
}
.panel h2 { font-size: 16px; letter-spacing: -.005em; }
.panel h2 .step {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--signal);
  margin-right: 8px;
}
.panel .panel-note { font-size: 12.5px; color: var(--mute); }
.hidden { display: none !important; }

/* ---------- 上传区 ---------- */
.dropzone {
  border: 1.5px dashed var(--line);
  border-radius: 4px;
  background: var(--paper-2);
  padding: 42px 24px;
  text-align: center;
  transition: border-color .2s var(--ease-ui), background .2s var(--ease-ui);
}
.dropzone.is-over { border-color: var(--signal); background: rgba(16, 72, 152, .05); }
.dropzone p { font-size: 15px; color: var(--ink); margin-bottom: 8px; }
.dropzone .hint { font-size: 12.5px; color: var(--mute); margin: 0; }

.btn {
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  border: 1px solid var(--signal);
  background: var(--signal);
  color: #fff;
  border-radius: 3px;
  padding: 9px 18px;
  cursor: pointer;
  transition: background .2s var(--ease-ui), border-color .2s var(--ease-ui);
}
.btn:hover { background: var(--signal-deep); border-color: var(--signal-deep); }
.btn.ghost { background: #fff; color: var(--signal); }
.btn.ghost:hover { background: rgba(16, 72, 152, .06); }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn-sm { font-size: 12.5px; padding: 6px 12px; }

/* ---------- 列映射 ---------- */
.map-row { display: flex; gap: 18px; flex-wrap: wrap; align-items: flex-end; }
.field { display: flex; flex-direction: column; gap: 6px; min-width: 200px; }
.field label { font-family: var(--mono); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--mute); }
.field select, .field input {
  font-family: inherit;
  font-size: 14px;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 3px;
  background: #fff;
  color: var(--ink);
}
.preview { margin-top: 16px; font-size: 13px; color: var(--mute); }
.preview code { font-family: var(--mono); background: var(--paper-2); padding: 1px 5px; border-radius: 2px; }

/* ---------- 统计 ---------- */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 14px; margin-bottom: 20px; }
.stat { background: var(--paper-2); border: 1px solid var(--line); border-radius: 4px; padding: 14px 16px; }
.stat span { display: block; font-family: var(--mono); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--mute); margin-bottom: 6px; }
.stat strong { font-size: 22px; font-variant-numeric: tabular-nums; letter-spacing: -.01em; }
.stat.is-warn strong { color: #9a5b00; }
.stat.is-alert strong { color: #a4262c; }
.stat.is-ok strong { color: #17643f; }

/* ---------- 筛选 ---------- */
.filters { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 16px; }
.chip {
  font-family: inherit;
  font-size: 13px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--mute);
  border-radius: 999px;
  padding: 6px 14px;
  cursor: pointer;
  transition: all .18s var(--ease-ui);
}
.chip:hover { border-color: var(--signal); color: var(--signal); }
.chip.is-on { background: var(--ink); border-color: var(--ink); color: var(--paper); }

/* ---------- 结果表 ---------- */
.table-scroll { overflow-x: auto; border: 1px solid var(--line); border-radius: 4px; }
table.result { width: 100%; border-collapse: collapse; font-size: 13.5px; min-width: 940px; }
table.result th, table.result td { padding: 9px 12px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
table.result thead th {
  background: var(--paper-2);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--mute);
  font-weight: 600;
  position: sticky;
  top: 0;
  z-index: 1;
}
table.result tbody tr:hover { background: rgba(16, 72, 152, .035); }
table.result td.num { font-variant-numeric: tabular-nums; text-align: right; white-space: nowrap; }
table.result td.code { font-family: var(--mono); white-space: nowrap; }
.tag { display: inline-block; font-size: 11.5px; padding: 2px 7px; border-radius: 2px; white-space: nowrap; }
.tag.license { background: rgba(164, 38, 44, .1); color: #a4262c; border: 1px solid rgba(164, 38, 44, .3); }
.tag.banned { background: #a4262c; color: #fff; border: 1px solid #7d1c21; font-weight: 600; }
.tag.zero { background: rgba(154, 91, 0, .1); color: #9a5b00; border: 1px solid rgba(154, 91, 0, .3); }
.tag.miss { background: rgba(102, 107, 110, .12); color: var(--mute); border: 1px solid var(--line); }
.tag.ok { background: rgba(23, 100, 63, .1); color: #17643f; border: 1px solid rgba(23, 100, 63, .28); }
.muted { color: var(--mute); }

/* ---------- 重点提示（零退税率 / 限制出口） ---------- */
.alert-stack { display: grid; gap: 12px; margin-bottom: 20px; }
.alert {
  border: 1px solid var(--line);
  border-left-width: 4px;
  border-radius: 4px;
  padding: 16px 18px;
  background: #fff;
}
.alert.is-danger { border-left-color: #a4262c; background: rgba(164, 38, 44, .035); }
.alert.is-warn { border-left-color: #c4761a; background: rgba(196, 118, 26, .04); }
.alert.is-info { border-left-color: var(--signal); background: rgba(16, 72, 152, .035); }
.alert h3 {
  font-size: 15px;
  margin: 0 0 6px;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.alert h3 .count {
  font-family: var(--mono);
  font-size: 12px;
  padding: 2px 8px;
  border-radius: 2px;
  background: var(--ink);
  color: var(--paper);
}
.alert.is-danger h3 .count { background: #a4262c; }
.alert.is-warn h3 .count { background: #c4761a; }
.alert.is-info h3 .count { background: var(--signal); }
.alert p { font-size: 13px; color: var(--mute); line-height: 1.7; margin: 0 0 8px; }
.alert-list {
  font-size: 13px;
  line-height: 1.9;
  color: var(--ink);
  max-height: 168px;
  overflow-y: auto;
  border-top: 1px dashed var(--line);
  padding-top: 10px;
}
.alert-list b {
  display: inline-block;
  margin: 0 8px 6px 0;
  padding: 3px 9px;
  background: rgba(16, 18, 20, .05);
  border-radius: 3px;
  font-weight: 500;
  font-size: 12.5px;
}
.alert-list .sep,
.alert-list .amt { display: none; }
.alert-list b::after {
  content: attr(data-code);
  display: inline-block;
  margin-left: 6px;
  color: var(--mute);
  font-family: var(--mono);
  font-size: 11.5px;
}
.alert-more { font-size: 12.5px; color: var(--mute); margin-top: 6px; }
.alert-actions { margin-top: 10px; }
.alert-actions button {
  font-family: inherit;
  font-size: 12.5px;
  background: none;
  border: 1px solid var(--line);
  border-radius: 3px;
  padding: 5px 12px;
  cursor: pointer;
  color: var(--signal);
}
.alert-actions button:hover { border-color: var(--signal); background: rgba(16, 72, 152, .05); }

/* ---------- 说明 ---------- */
.notes { font-size: 13px; color: var(--mute); line-height: 1.8; }
.notes h3 { font-size: 13px; color: var(--ink); margin: 0 0 8px; letter-spacing: 0; }
.notes ul { margin: 0 0 14px 18px; }
.notes li { margin-bottom: 4px; }
.notes a { color: var(--signal); }

/* ---------- 响应式 ---------- */
@media (max-width: 760px) {
  .tool-shell { padding-top: calc(64px + 28px); }
  .panel { padding: 18px; }
  .dropzone { padding: 30px 16px; }
  .field { min-width: 100%; }
}