/* ============================================================
   PDRCH 仿真看板 — 千里江山·青绿描金主题
   参考 blog_web 设计体系: 宣纸绢本底 / 墨色文字 / 石青主色 /
   朱砂印章 / 鎏金线 / 绢本玻璃卡片 / 水墨晕染 / ink 缓动
   ============================================================ */
:root {
  /* 青绿描金体系 */
  --silk: #f2ede0;
  --silk-deep: #eee8d8;
  --silk-light: #f8f5ec;
  --silk-white: #fdfbf4;
  --ink: #1a1a1e;
  --ink-soft: #3d3a35;
  --ink-dim: #6b6560;
  --ink-faint: #b0ada0;
  --azurite: #3b7a9e;
  --azurite-deep: #27556e;
  --azurite-light: #6ba3c2;
  --malachite: #4d8a6b;
  --malachite-deep: #345e49;
  --ochre: #a07840;
  --cinnabar: #c03c26;
  --cinnabar-deep: #822316;
  --gold: #d4b06a;
  --gold-soft: #e0c894;
  --gold-line: rgba(212, 176, 106, 0.45);

  /* 绢本玻璃 */
  --glass-card: rgba(248, 245, 236, 0.55);
  --glass-panel: rgba(242, 237, 224, 0.42);
  --glass-blur: 12px;

  --ok: var(--malachite);
  --ok-bg: rgba(77, 138, 107, 0.1);
  --bad: var(--cinnabar);
  --bad-bg: rgba(192, 60, 38, 0.1);
  --border: rgba(61, 58, 53, 0.16);
  --border-soft: rgba(61, 58, 53, 0.1);
  --r-sm: 5px; --r: 8px; --r-lg: 12px;
  --shadow-1: 0 1px 3px rgba(26, 26, 30, 0.07), 0 4px 16px rgba(45, 100, 133, 0.06);
  --shadow-2: 0 8px 40px rgba(26, 26, 30, 0.18);
  --tr: 0.28s cubic-bezier(0.22, 1, 0.36, 1);   /* ink 缓动 */
  --font-serif: "Noto Serif SC", "Source Han Serif SC", "SimSun", serif;
  --font-sans: "Noto Sans SC", "Source Han Sans SC", "Microsoft YaHei", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", "Cascadia Code", Consolas, monospace;
}
* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0; font-family: var(--font-sans); font-size: 13px; color: var(--ink);
  display: flex; flex-direction: column; min-height: 100vh; overflow-x: hidden;
  background: var(--silk-light);
  background-image:
    radial-gradient(ellipse 1100px 480px at 12% -8%, rgba(59, 122, 158, 0.09) 0%, transparent 60%),
    radial-gradient(ellipse 900px 420px at 88% -12%, rgba(77, 138, 107, 0.07) 0%, transparent 55%),
    radial-gradient(ellipse 700px 500px at 50% 110%, rgba(160, 120, 64, 0.05) 0%, transparent 60%);
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
}

/* 滚动条 */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-thumb { background: #cfc8b4; border-radius: 5px; border: 2px solid var(--silk-light); }
::-webkit-scrollbar-thumb:hover { background: var(--ink-faint); }
::-webkit-scrollbar-track { background: transparent; }

/* ============ 头部 (绢本玻璃 + 鎏金底线) ============ */
header {
  position: sticky; top: 0; z-index: 50;
  padding: 12px 22px;
  background: rgba(242, 237, 224, 0.6);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  border-image: linear-gradient(90deg, transparent 0%, var(--gold-soft) 15%,
               var(--gold) 50%, var(--gold-soft) 85%, transparent 100%) 1;
  display: flex; align-items: center; gap: 14px;
}
header h1 {
  font-family: var(--font-serif); font-size: 18px; margin: 0; font-weight: 700;
  letter-spacing: 0.08em; color: var(--ink); white-space: nowrap;
  display: flex; align-items: center;
}
header h1::before {
  content: "PDRCH"; font-size: 9px; font-weight: 600; letter-spacing: 0.05em;
  color: #f0ece0; background: var(--cinnabar); border-radius: 2px;
  padding: 2px 5px; margin-right: 11px;
  box-shadow: 0 0 0 1.5px var(--cinnabar), 0 0 0 3px var(--silk), 0 0 0 4px rgba(192, 60, 38, 0.2);
}
header .sub { color: var(--ink-dim); font-size: 12px; flex: 1; letter-spacing: 0.05em;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
header .status { flex: none; min-height: 0; padding: 0; }
header button { flex: none; }

#runBtn {
  background: var(--cinnabar); color: #f0ece0; border: none; border-radius: var(--r);
  padding: 7px 18px; font-size: 13px; font-weight: 600; cursor: pointer;
  font-family: var(--font-serif); letter-spacing: 0.2em;
  box-shadow: 0 0 0 1.5px var(--cinnabar), 0 0 0 3px var(--silk),
              0 3px 10px rgba(192, 60, 38, 0.22);
  transition: var(--tr);
}
#runBtn:hover:not(:disabled) {
  background: var(--cinnabar-deep); transform: translateY(-1px);
  box-shadow: 0 0 0 1.5px var(--cinnabar-deep), 0 0 0 3px var(--silk),
              0 6px 16px rgba(192, 60, 38, 0.3);
}
#runBtn:active:not(:disabled) { transform: translateY(0); }
#runBtn:disabled { opacity: 0.55; cursor: wait; box-shadow: 0 0 0 1.5px var(--cinnabar); }

.layout-btn {
  background: transparent; color: var(--ink-soft);
  border: 1px solid var(--border); border-radius: var(--r);
  cursor: pointer; font-size: 12px; padding: 5px 12px; white-space: nowrap;
  font-family: var(--font-sans); transition: var(--tr);
}
.layout-btn:hover {
  color: var(--azurite-deep); border-color: var(--azurite-light);
  background: rgba(59, 122, 158, 0.07); transform: translateY(-1px);
}

/* ============ 参数区 (高密度微字段网格, 可折叠) ============ */
.controls {
  display: flex; gap: 14px; padding: 12px 18px 10px 18px; flex-wrap: wrap;
  align-items: stretch;
}
.controls.collapsed { display: none; }
.param-group {
  background: var(--glass-card);
  backdrop-filter: blur(var(--glass-blur)); -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--border-soft); border-radius: var(--r-lg);
  padding: 10px 14px 12px 14px; display: flex; flex-direction: column; gap: 8px;
  flex: 1 1 480px; min-width: 420px; box-shadow: var(--shadow-1); transition: var(--tr);
}
.param-group:hover { border-color: var(--gold-line); }
.param-group h3 {
  margin: 0; font-family: var(--font-serif); font-size: 12px;
  color: var(--azurite-deep); font-weight: 700; letter-spacing: 0.18em;
  display: flex; align-items: center; gap: 8px;
}
.param-group h3::after { content: ""; flex: 1; height: 1px;
  background: linear-gradient(90deg, var(--gold-line), transparent); }

/* 微字段: 标签在上, 控件占满格宽; 组内自动多列 -> 高密度 */
.fields {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(112px, 1fr));
  gap: 8px 10px;
}
.field { display: flex; flex-direction: column; gap: 3px; min-width: 0; }
.field .fk {
  display: flex; align-items: center; gap: 4px;
  color: var(--ink-dim); font-size: 11px; white-space: nowrap;
  overflow: hidden; transition: var(--tr);
}
.field:hover .fk { color: var(--ink-soft); }
.field input[type="number"],
.field select {
  background: var(--silk-white); color: var(--ink); border: 1px solid var(--border);
  border-radius: var(--r-sm); padding: 4px 7px; font-size: 12px; width: 100%;
  font-family: var(--font-mono); font-variant-numeric: tabular-nums;
  transition: var(--tr); outline: none;
}
.field input[type="number"]:focus,
.field select:focus {
  border-color: var(--azurite); box-shadow: 0 0 0 3px rgba(59, 122, 158, 0.14);
}
.field input[type="number"]:disabled { opacity: 0.35; background: var(--silk-deep); }
.field input[type="number"]:hover:not(:disabled),
.field select:hover { border-color: var(--gold); }
.field select {
  appearance: none; -webkit-appearance: none; cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%236b6560' fill='none' stroke-width='1.5'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 8px center;
  padding-right: 22px; font-family: var(--font-sans);
}
.field.fchk { justify-content: flex-start; }
.field.fchk input[type="checkbox"] {
  width: 15px; height: 15px; accent-color: var(--azurite); cursor: pointer;
  margin: 3px 0 0 2px;
}
.hint {
  color: var(--ink-dim); font-size: 11px; margin: 0;
  font-family: var(--font-mono); font-variant-numeric: tabular-nums;
  padding: 3px 9px; background: rgba(59, 122, 158, 0.06);
  border-radius: var(--r-sm); border: 1px dashed var(--gold-line);
  align-self: flex-start;
}

/* 状态指示 (header 内胶囊) */
.status {
  color: var(--ink-dim); font-size: 11px; display: flex; align-items: center;
  justify-content: center; gap: 6px; padding: 4px 10px; border-radius: 999px;
  background: rgba(59, 122, 158, 0.07); min-height: 0;
}
.status::before { content: ""; width: 6px; height: 6px; border-radius: 50%;
  background: var(--ink-faint); transition: var(--tr); }
.status.busy::before { background: var(--ochre); animation: pulse 1s infinite; }
.status.err::before { background: var(--cinnabar); }
.status.done::before { background: var(--malachite); }
@keyframes pulse { 50% { opacity: 0.3; } }

/* ============ 标量栏 ============ */
.scalars { display: flex; gap: 9px; padding: 2px 18px 10px 18px; flex-wrap: wrap; align-items: stretch; }
.scalar {
  background: var(--glass-card); border: 1px solid var(--border-soft); border-radius: var(--r);
  padding: 6px 12px; display: flex; flex-direction: column; justify-content: center;
  min-width: 96px; transition: var(--tr); box-shadow: 0 1px 2px rgba(26,26,30,0.04);
}
.scalar:hover { border-color: var(--gold-line); transform: translateY(-2px);
  box-shadow: var(--shadow-1); }
.scalar .k { color: var(--ink-dim); font-size: 10.5px; letter-spacing: 0.04em;
  display: flex; align-items: center; gap: 4px; }
.scalar .v { font-size: 14px; font-weight: 600; margin-top: 1px; color: var(--ink);
  font-family: var(--font-mono); font-variant-numeric: tabular-nums; }
.scalar .v.ok { color: var(--malachite-deep); }
.scalar .v.bad { color: var(--cinnabar); }

/* 主指标卡 (重点信息 · 博物馆展签) */
.scalar.key {
  background: linear-gradient(180deg, var(--silk-white), var(--silk-light));
  border: 1px solid var(--gold-line); border-radius: var(--r-lg);
  padding: 9px 16px; min-width: 132px; position: relative; overflow: hidden;
}
.scalar.key::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0;
  width: 3px; background: linear-gradient(180deg, var(--azurite), var(--malachite)); }
.scalar.key .k { color: var(--ink-soft); font-size: 11px; letter-spacing: 0.08em; }
.scalar.key .v { font-size: 19px; font-weight: 700; }
.scalar.key.crc-yes { border-color: rgba(77, 138, 107, 0.45); }
.scalar.key.crc-yes::before { background: var(--malachite); }
.scalar.key.crc-yes .v { color: var(--malachite-deep); }
.scalar.key.crc-no { border-color: rgba(192, 60, 38, 0.5); }
.scalar.key.crc-no::before { background: var(--cinnabar); }
.scalar.key.crc-no .v { color: var(--cinnabar); }
.scalar.key .v.accent { color: var(--azurite-deep); }

/* ============ 绘图面板 (绢本展框, 填满剩余视口) ============ */
.panels { display: flex; gap: 0; padding: 0 18px 16px 18px; align-items: stretch;
  flex: 1; min-height: 340px; }
.panel {
  flex: 1; min-width: 240px; position: relative;
  background: var(--glass-panel);
  backdrop-filter: blur(var(--glass-blur)); -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--gold-line); border-radius: var(--r-lg);
  display: flex; flex-direction: column;
  box-shadow: var(--shadow-1); transition: border-color var(--tr), box-shadow var(--tr);
}
.panel:hover { box-shadow: 0 4px 24px rgba(45, 100, 133, 0.1); }
.panel-head {
  display: flex; align-items: center; gap: 9px; padding: 8px 10px;
  border-bottom: 1px solid var(--border-soft); background: rgba(255, 255, 255, 0.28);
  border-radius: var(--r-lg) var(--r-lg) 0 0; flex-wrap: wrap;
}
.panel-head strong {
  font-family: var(--font-serif); color: #f0ece0; font-size: 12px;
  width: 24px; height: 24px; border-radius: 3px; flex: none;
  background: var(--azurite); display: inline-flex; align-items: center;
  justify-content: center; box-shadow: 0 0 0 1.5px var(--azurite), 0 0 0 3px var(--silk);
}
.node-select {
  flex: 1; min-width: 170px; background: var(--silk-white); color: var(--ink);
  border: 1px solid var(--border); border-radius: var(--r-sm); padding: 5px 26px 5px 9px;
  font-size: 12px; font-family: var(--font-sans); outline: none; cursor: pointer;
  transition: var(--tr); appearance: none; -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%236b6560' fill='none' stroke-width='1.5'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 9px center;
}
.node-select:focus { border-color: var(--azurite); box-shadow: 0 0 0 3px rgba(59, 122, 158, 0.14); }
.ant-select {
  flex: none; background: var(--silk-white); color: var(--azurite-deep);
  border: 1px solid var(--gold-line); border-radius: var(--r-sm);
  padding: 5px 22px 5px 8px; font-size: 11.5px; font-family: var(--font-sans);
  outline: none; cursor: pointer; transition: var(--tr);
  appearance: none; -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%2327556e' fill='none' stroke-width='1.5'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 7px center;
}
.ant-select:focus { border-color: var(--azurite); box-shadow: 0 0 0 3px rgba(59, 122, 158, 0.14); }
.ant-select:disabled { opacity: 0.35; cursor: not-allowed; }
.tog { color: var(--ink-dim); font-size: 12px; display: flex; align-items: center; gap: 4px;
  cursor: pointer; padding: 3px 6px; border-radius: var(--r-sm); transition: var(--tr); }
.tog:hover { color: var(--azurite-deep); background: rgba(59, 122, 158, 0.07); }
.tog input { accent-color: var(--azurite); width: 14px; height: 14px; cursor: pointer; }

.reset-btn {
  background: transparent; color: var(--ink-dim); border: 1px solid var(--border);
  border-radius: var(--r-sm); cursor: pointer; font-size: 13px; line-height: 1;
  padding: 4px 9px; transition: var(--tr);
}
.reset-btn:hover { color: var(--cinnabar); border-color: var(--cinnabar);
  box-shadow: 0 0 0 3px rgba(192, 60, 38, 0.1); }

.plots { padding: 8px; display: flex; flex-direction: column; gap: 8px;
  flex: 1; min-height: 0; overflow: hidden; }
.plot-box {
  background: var(--silk-white); border: 1px solid var(--border-soft); border-radius: var(--r);
  padding: 5px; transition: var(--tr);
  flex: 1; min-height: 80px; display: flex; flex-direction: column;
}
.plot-box:hover { border-color: var(--gold-line); box-shadow: var(--shadow-1); }
.plot-area { flex: 1; min-height: 0; display: flex; flex-direction: column; }
.cplot-wrap { flex: 1; min-height: 0; display: flex; flex-direction: column; }
.cplot-canvas { display: block; width: 100%; flex: 1 1 auto; height: auto;
  min-height: 60px; border-radius: 4px; }
.plot-box .ptitle { color: var(--ink-dim); font-size: 11px; margin: 2px 5px 4px 5px;
  display: flex; align-items: center; gap: 7px; letter-spacing: 0.03em; }
.plot-box .ptitle::before { content: ""; width: 6px; height: 6px; border-radius: 1px;
  background: var(--cinnabar); transform: rotate(45deg) scale(0.9); flex: none;
  box-shadow: 0 0 5px rgba(192, 60, 38, 0.35); }
.empty { color: var(--ink-faint); font-size: 12px; padding: 36px; text-align: center;
  font-family: var(--font-serif); letter-spacing: 0.1em; }

/* 节点说明条 */
.node-desc {
  flex: 0 0 auto; display: flex; align-items: center; gap: 7px;
  padding: 4px 9px; margin: 1px 1px 0 1px;
  background: rgba(59, 122, 158, 0.06); border: 1px solid var(--border-soft);
  border-left: 3px solid var(--azurite); border-radius: var(--r-sm);
  color: var(--ink-dim); font-size: 11.5px; line-height: 1.5;
}
.node-desc span { flex: 1; min-width: 0; }

/* ============ 拖拽手柄 (鎏金 → 石青) ============ */
.vsplit {
  flex: 0 0 10px; cursor: col-resize; display: flex; align-items: center;
  justify-content: center; border-radius: 4px; margin: 0 2px;
}
.vsplit::before { content: ""; width: 3px; height: 48px; border-radius: 2px;
  background: var(--gold); transition: var(--tr); }
.vsplit:hover::before, .vsplit.active::before { background: var(--azurite);
  box-shadow: 0 0 8px rgba(59, 122, 158, 0.5); }
.panels.vertical { flex-direction: column; }
.panels.vertical .vsplit { cursor: row-resize; margin: 2px 0; }
.panels.vertical .vsplit::before { width: 48px; height: 3px; }
.panels.vertical .panel { min-height: 160px; }

.rs-h {
  position: absolute; left: 0; right: 0; bottom: 0; height: 10px; cursor: row-resize;
  display: flex; align-items: flex-end; justify-content: center; z-index: 2;
}
.rs-h::before { content: ""; width: 48px; height: 3px; border-radius: 2px;
  background: var(--gold); margin-bottom: 3px; transition: var(--tr); }
.rs-h:hover::before, .rs-h.active::before { background: var(--azurite);
  box-shadow: 0 0 8px rgba(59, 122, 158, 0.5); }
.rs-v {
  position: absolute; top: 0; bottom: 0; right: 0; width: 10px; cursor: col-resize;
  display: none; align-items: center; justify-content: flex-end; z-index: 2;
}
.rs-v::before { content: ""; width: 3px; height: 48px; border-radius: 2px;
  background: var(--gold); margin-right: 3px; transition: var(--tr); }
.rs-v:hover::before, .rs-v.active::before { background: var(--azurite);
  box-shadow: 0 0 8px rgba(59, 122, 158, 0.5); }
.panels.vertical .rs-v { display: flex; }
.panels.vertical .rs-h { display: none; }
body.col-resizing, body.col-resizing * { cursor: col-resize !important; user-select: none; }
body.row-resizing, body.row-resizing * { cursor: row-resize !important; user-select: none; }

/* ============ 帮助图标与弹窗 ============ */
.ph, .sh {
  display: inline-flex; align-items: center; justify-content: center;
  width: 14px; height: 14px; border-radius: 50%; flex: 0 0 14px;
  background: rgba(59, 122, 158, 0.12); color: var(--azurite); font-size: 10px; font-weight: 700;
  cursor: help; user-select: none; line-height: 1; transition: var(--tr);
}
.param-group label .ph { justify-self: start; margin-right: -2px; }
.scalar .k .sh { width: 12px; height: 12px; flex: 0 0 12px; font-size: 9px; }
.ph:hover, .sh:hover { background: var(--azurite); color: var(--silk-white);
  box-shadow: 0 0 8px rgba(59, 122, 158, 0.45); }

#help-modal { display: none; position: fixed; inset: 0; z-index: 1000; }
#help-modal.open { display: block; animation: fadein 0.2s ease; }
@keyframes fadein { from { opacity: 0; } }
#help-modal .hm-mask { position: absolute; inset: 0; background: rgba(232, 228, 216, 0.88);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); }
#help-modal .hm-box {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%);
  width: min(660px, calc(100vw - 40px)); max-height: min(80vh, 740px);
  background: var(--silk-white); border: 1px solid var(--gold-line); border-radius: var(--r-lg);
  display: flex; flex-direction: column; box-shadow: var(--shadow-2);
  animation: pop 0.22s cubic-bezier(0.22, 1.4, 0.64, 1);
}
@keyframes pop { from { transform: translate(-50%, -48%) scale(0.96); opacity: 0; } }
#help-modal .hm-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 16px; border-bottom: 1px solid transparent;
  border-image: linear-gradient(90deg, transparent, var(--gold-line) 30%, var(--gold) 50%, var(--gold-line) 70%, transparent) 1;
}
#help-modal .hm-title { color: var(--azurite-deep); font-weight: 700; font-size: 14px;
  font-family: var(--font-serif); letter-spacing: 0.04em; }
#help-modal .hm-close {
  background: transparent; border: none; color: var(--ink-dim); font-size: 15px;
  cursor: pointer; padding: 3px 8px; border-radius: var(--r-sm); transition: var(--tr);
}
#help-modal .hm-close:hover { color: var(--cinnabar); background: var(--bad-bg); }
#help-modal .hm-body { padding: 14px 18px; overflow-y: auto; font-size: 13px; line-height: 1.75; }
#help-modal .hm-body p { margin: 7px 0; color: var(--ink-soft); }
#help-modal .hm-body b { color: var(--azurite-deep); font-weight: 700; }
#help-modal .hm-body h3 {
  color: var(--azurite-deep); font-family: var(--font-serif); font-size: 13px;
  margin: 15px 0 5px 0; letter-spacing: 0.1em;
  border-bottom: 1px solid var(--border-soft); padding-bottom: 4px;
}
#help-modal .hm-body i { color: var(--ink-dim); font-style: normal; }