/* 纸桥模拟 Web 版样式：浅色主题，与桌面版（Qt）配色一致
 *
 * 结构：
 *   header  → 标题 + 徽标
 *   main    → 左侧 panel（tabs + tabbody + 常驻 actions）/ 右侧 stage（kpis + 视图 + 图表 + 读数 + 状态）
 * 断点：
 *   ≥1400px 大屏：面板更宽、图表更高、桥体视野更大
 *   ≤1000px 窄屏：纵向堆叠，面板占满宽度
 *   ≤620px  手机：KPI 两列、模式按钮换行
 */

:root {
  --bg: #e9eef1;
  --panel: #ffffff;
  --panel-soft: #f5f8f9;
  --canvas: #ffffff;
  --border: #d7e0e4;
  --border-strong: #c2ced4;
  --text: #22313a;
  --muted: #7b8d98;
  --accent: #00695c;
  --primary: #00796b;
  --primary-dark: #00695c;
  --primary-soft: #e0f2f0;
  --safe: #2e7d32;
  --warn: #b58100;
  --high: #ef6c00;
  --fail: #c62828;
  --radius: 8px;
  --radius-sm: 6px;
  --shadow: 0 1px 2px rgba(24, 50, 60, .06), 0 4px 12px rgba(24, 50, 60, .05);
  --row-h: 26px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: "Microsoft YaHei UI", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  font-size: 13px;
  -webkit-font-smoothing: antialiased;
}

body {
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
}

/* ---------- 顶部标题 ---------- */
header {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 9px 16px;
  background: linear-gradient(180deg, #ffffff, #f3f7f8);
  border-bottom: 1px solid var(--border);
}

header h1 {
  margin: 0;
  font-size: 16px;
  letter-spacing: .4px;
}

header h1::before {
  content: "";
  display: inline-block;
  width: 9px; height: 9px;
  margin-right: 7px;
  border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-soft);
  vertical-align: 1px;
}

header .sub {
  margin: 2px 0 0;
  font-size: 11.5px;
  color: var(--muted);
}

.badges { display: flex; gap: 6px; flex: 0 0 auto; }

.badge {
  padding: 3px 9px;
  font-size: 11px;
  color: var(--accent);
  background: var(--primary-soft);
  border: 1px solid #bfe0dc;
  border-radius: 999px;
  white-space: nowrap;
}

/* ---------- 主区域 ---------- */
main {
  flex: 1;
  display: flex;
  min-height: 0;
  padding: 8px;
  gap: 8px;
}

/* ---------- 左侧控制面板 ---------- */
.panel {
  width: 340px;
  flex: 0 0 340px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 0;
}

.tabs {
  flex: 0 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 4px;
  padding: 4px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.tab {
  padding: 7px 4px;
  font-size: 12.5px;
  font-family: inherit;
  color: var(--text);
  background: transparent;
  border: 0;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background .12s, color .12s;
}

.tab:hover { background: var(--panel-soft); }
.tab.active { background: var(--primary); color: #fff; font-weight: 700; }

.tabbody {
  flex: 1 1 auto;
  min-height: 0;
  overflow-y: auto;
  padding: 10px 12px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.pane { display: none; }
.pane.active { display: block; animation: fade .16s ease-out; }

@keyframes fade { from { opacity: 0; transform: translateY(2px); } to { opacity: 1; transform: none; } }

.divider {
  margin: 12px 0 6px;
  padding-top: 8px;
  font-size: 11px;
  color: var(--muted);
  border-top: 1px dashed var(--border);
  letter-spacing: .5px;
}

.note {
  margin: 12px 0 0;
  padding-top: 8px;
  font-size: 11px;
  line-height: 1.6;
  color: var(--muted);
  border-top: 1px dashed var(--border);
}

.note b { color: var(--accent); }

.notice {
  margin: 0 0 10px;
  padding: 7px 9px;
  font-size: 11.5px;
  line-height: 1.55;
  color: #7a5a00;
  background: #fff8e1;
  border: 1px solid #ffe2a8;
  border-radius: var(--radius-sm);
}

.notice.hidden { display: none; }
.notice b { color: #8d5b00; }

/* ---------- 控件行 ---------- */
.row {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: var(--row-h);
  margin: 5px 0;
  font-size: 12.5px;
}

.row .name {
  flex: 0 0 88px;
  color: var(--text);
}

.row.off { opacity: .45; }
.row.off .val { color: var(--muted); }
.row.off select, .row.off input { cursor: not-allowed; }

select {
  flex: 1;
  min-width: 0;
  height: var(--row-h);
  padding: 0 22px 0 8px;
  font-family: inherit;
  font-size: 12.5px;
  color: var(--text);
  background-color: #fff;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='9' height='6'><path d='M0 0l4.5 5.5L9 0z' fill='%237b8d98'/></svg>");
  background-repeat: no-repeat;
  background-position: right 7px center;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  appearance: none;
  -webkit-appearance: none;
  cursor: pointer;
  transition: border-color .12s, box-shadow .12s;
}

select:hover:not(:disabled) { border-color: #a9bcc4; }
select:disabled { color: var(--muted); background-color: var(--panel-soft); }

input[type="checkbox"] {
  width: 14px; height: 14px;
  margin: 0;
  accent-color: var(--primary);
  cursor: pointer;
  flex: 0 0 auto;
}

input[type="range"] {
  flex: 1;
  min-width: 0;
  height: var(--row-h);
  margin: 0;
  background: transparent;
  appearance: none;
  -webkit-appearance: none;
  cursor: pointer;
}

input[type="range"]::-webkit-slider-runnable-track {
  height: 4px;
  border-radius: 2px;
  background: #dae3e7;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 14px; height: 14px;
  margin-top: -5px;
  border-radius: 50%;
  background: #fff;
  border: 2px solid var(--primary);
  box-shadow: 0 1px 3px rgba(20, 45, 55, .25);
  transition: box-shadow .12s, transform .12s;
}

input[type="range"]:hover::-webkit-slider-thumb { transform: scale(1.08); }
input[type="range"]:focus-visible::-webkit-slider-thumb { box-shadow: 0 0 0 4px rgba(0, 121, 107, .2); }

input[type="range"]::-moz-range-track {
  height: 4px; border-radius: 2px; background: #dae3e7;
}

input[type="range"]::-moz-range-thumb {
  width: 12px; height: 12px;
  border-radius: 50%;
  background: #fff;
  border: 2px solid var(--primary);
}

input[type="range"]:disabled::-webkit-slider-thumb { border-color: #b4c2c9; }
input[type="range"]:disabled::-moz-range-thumb { border-color: #b4c2c9; }

.row .val {
  flex: 0 0 62px;
  text-align: right;
  font-size: 12px;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
}

.row.check { gap: 8px; }
.row.check span { flex: 1; }

/* ---------- 编辑器 ---------- */
.modes {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 4px;
  margin-bottom: 8px;
}

.modes button {
  padding: 6px 0;
  font-family: inherit;
  font-size: 12px;
  color: var(--text);
  background: #fff;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background .12s, border-color .12s, color .12s;
}

.modes button:hover:not(:disabled) { background: var(--panel-soft); border-color: #a9bcc4; }
.modes button.active {
  background: var(--primary);
  border-color: var(--primary-dark);
  color: #fff;
  font-weight: 700;
  box-shadow: 0 1px 3px rgba(0, 105, 92, .3);
}
.modes button:disabled { color: #b4c2c9; background: var(--panel-soft); cursor: not-allowed; }

/* 每个编辑模式一个面板：只显示当前模式的说明、步骤与它专属的设置 */
.mode-panels { margin-bottom: 8px; }

.mpane {
  display: none;
  padding: 8px 10px 9px;
  background: var(--primary-soft);
  border-left: 3px solid var(--primary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.mpane.active { display: block; animation: fade .16s ease-out; }

.mp-title {
  margin: 0 0 3px;
  font-size: 12.5px;
  font-weight: 700;
  color: var(--accent);
}

.mp-sub {
  margin: 0 0 6px;
  font-size: 11.5px;
  line-height: 1.55;
  color: #3d6b66;
}

.mp-steps {
  margin: 0;
  padding-left: 17px;
  font-size: 11.5px;
  line-height: 1.7;
  color: var(--text);
}

.mp-legend {
  margin: 3px 0 0;
  padding: 0;
  list-style: none;
  font-size: 11.5px;
  line-height: 1.65;
  color: #3d6b66;
}

.mp-legend li { padding-left: 12px; position: relative; }
.mp-legend li::before { content: "·"; position: absolute; left: 2px; color: var(--primary); font-weight: 700; }
.mp-legend b { color: var(--accent); }

.mp-tip {
  margin: 7px 0 0;
  padding-top: 6px;
  font-size: 11px;
  line-height: 1.6;
  color: var(--muted);
  border-top: 1px dashed #bfe0dc;
}

.mp-tip.warn { color: #a1500a; border-top-color: #f0d3b4; }
.mp-tip b { color: var(--accent); }

.mpane .row { margin: 6px 0; }
.mpane .row .name { flex-basis: 82px; }

.estats {
  margin: 0 0 8px;
  padding: 5px 9px;
  font-size: 11.5px;
  color: var(--muted);
  background: var(--panel-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-variant-numeric: tabular-nums;
}

.estats b { color: var(--text); font-weight: 600; }

/* ---------- 按钮 ---------- */
.buttons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  margin-top: 10px;
}

button {
  font-family: inherit;
  color: var(--text);
  background: #fff;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background .12s, border-color .12s, box-shadow .12s, color .12s;
}

.buttons button, .actions button {
  padding: 7px 6px;
  font-size: 12.5px;
}

.buttons button:hover:not(:disabled), .actions button:hover:not(:disabled) {
  background: var(--panel-soft);
  border-color: #a9bcc4;
}

.buttons button:active:not(:disabled), .actions button:active:not(:disabled) {
  background: #e6edef;
  transform: translateY(1px);
}

.buttons button:disabled, .actions button:disabled {
  color: #b4c2c9;
  background: var(--panel-soft);
  cursor: not-allowed;
}

button.primary {
  background: var(--primary);
  border-color: var(--primary-dark);
  color: #fff;
  font-weight: 700;
}

button.primary:hover:not(:disabled) { background: var(--primary-dark); border-color: var(--primary-dark); }

:focus-visible { outline: 2px solid rgba(0, 121, 107, .5); outline-offset: 1px; }

/* 常驻操作栏：切标签时也一直可见 */
.actions {
  flex: 0 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  padding: 8px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.actions button.primary { grid-column: 1 / -1; }

/* ---------- 右侧舞台 ---------- */
.stage {
  flex: 1;
  min-width: 0;
  min-height: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
  overflow-y: auto;
  overflow-x: hidden;
}

/* 结果条 */
.kpis {
  flex: 0 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}

.kpi {
  display: flex;
  flex-direction: column;
  gap: 1px;
  padding: 7px 11px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-left: 3px solid var(--border-strong);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  min-width: 0;
}

.kpi .k-label { font-size: 11px; color: var(--muted); }

.kpi .k-value {
  font-size: 17px;
  font-weight: 700;
  line-height: 1.25;
  color: var(--text);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.kpi .k-sub {
  font-size: 11px;
  color: var(--muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.kpi.safe { border-left-color: var(--safe); }
.kpi.safe .k-value { color: var(--safe); }
.kpi.warn { border-left-color: var(--warn); }
.kpi.warn .k-value { color: var(--warn); }
.kpi.high { border-left-color: var(--high); }
.kpi.high .k-value { color: var(--high); }
.kpi.fail { border-left-color: var(--fail); background: #fff5f5; }
.kpi.fail .k-value { color: var(--fail); }
.kpi.idle { border-left-color: var(--border-strong); }
.kpi.idle .k-value { color: var(--muted); }

/* 桥体视图 */
.view-wrap {
  flex: 1 1 auto;
  min-height: 190px;
  position: relative;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  background: var(--canvas);
}

.view-wrap canvas, .chart-wrap canvas {
  width: 100%;
  height: 100%;
  display: block;
  border-radius: var(--radius);
}

.charts {
  flex: 0 0 auto;
  display: flex;
  gap: 8px;
  height: clamp(150px, 23vh, 220px);
  min-height: 0;
}

.chart-wrap {
  flex: 1;
  min-width: 0;
  position: relative;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

/* 详细读数（可折叠） */
.readout-wrap {
  flex: 0 0 auto;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.readout-title {
  padding: 5px 10px;
  font-size: 11.5px;
  color: var(--muted);
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  user-select: none;
}

.readout-title:hover { color: var(--accent); }
.readout-title .caret { float: right; transition: transform .15s; }
.readout-wrap.folded .readout-title .caret { transform: rotate(-90deg); }

.readout {
  margin: 0;
  padding: 7px 10px;
  max-height: clamp(90px, 17vh, 190px);
  overflow-y: auto;
  font-family: Consolas, "Microsoft YaHei UI", monospace;
  font-size: 11.5px;
  line-height: 1.5;
  white-space: pre-wrap;
  color: #2c3e46;
}

.readout-wrap.folded .readout { display: none; }

.status {
  flex: 0 0 auto;
  padding: 5px 10px;
  font-size: 12px;
  color: var(--text);
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.status.error { color: var(--fail); border-color: #ef9a9a; background: #fff5f5; }
.status.ok { color: var(--safe); border-color: #b7ddb9; }

/* ---------- 大屏 ---------- */
@media (min-width: 1400px) {
  .panel { width: 380px; flex-basis: 380px; }
  .row .name { flex-basis: 98px; }
  .kpi .k-value { font-size: 19px; }
  .charts { height: clamp(190px, 26vh, 280px); }
  .view-wrap { min-height: 240px; }
  .readout { max-height: clamp(120px, 20vh, 260px); }
}

/* ---------- 矮屏（例如笔记本 1280×720 还要开浏览器工具栏）---------- */
@media (max-height: 720px) {
  .charts { height: clamp(120px, 19vh, 160px); }
  .view-wrap { min-height: 160px; }
  .readout { max-height: clamp(70px, 13vh, 120px); }
  .kpi { padding: 5px 10px; }
  .kpi .k-value { font-size: 15px; }
}

/* ---------- 窄屏：纵向堆叠 ---------- */
@media (max-width: 1000px) {
  body { overflow: auto; height: auto; min-height: 100vh; }
  main { flex-direction: column; }
  .panel { width: auto; flex: 0 0 auto; }
  .tabbody { overflow: visible; }
  .stage { overflow: visible; }
  .view-wrap { height: 300px; flex: 0 0 300px; }
  .charts { flex-direction: column; height: auto; }
  .chart-wrap { height: 180px; flex: 0 0 180px; }
  .readout { max-height: 220px; }
}

@media (max-width: 620px) {
  header { flex-wrap: wrap; }
  .badges { width: 100%; }
  .kpis { grid-template-columns: 1fr 1fr; }
  .modes { grid-template-columns: repeat(3, 1fr); }
  .row .name { flex-basis: 76px; }
  main { padding: 6px; }
}