/* 相律：规则炼金 — 极简仪器美学 */
:root{
  --bg:#e9e5dc; --paper:#f5f2ec; --panel:#fbf9f4; --panel2:#f3efe6;
  --ink:#312d27; --muted:#8d8577; --line:#ded8cb; --line2:#ebe6db;
  --tint:#c9703c; --tint-soft:rgba(201,112,60,.12);
  --serif:"Songti SC","STSong","Noto Serif CJK SC","SimSun",Georgia,serif;
  --sans:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Segoe UI",sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Liberation Mono",monospace;
  --shadow:0 12px 40px rgba(49,45,39,.09);
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0; background:var(--bg); color:var(--ink); font-family:var(--sans);
  font-size:14px; -webkit-font-smoothing:antialiased; overflow:hidden;
}
button,input{font-family:inherit;color:inherit}
button{cursor:pointer}
#app{height:100vh;height:100dvh;display:flex;flex-direction:column;min-height:0}
.eyebrow{font-family:var(--mono);font-size:9.5px;letter-spacing:.16em;color:var(--muted);text-transform:uppercase}
.tiny{font-size:10px;color:var(--muted)}

/* ---------- 顶栏 ---------- */
.topbar{
  height:70px;flex:none;display:flex;align-items:center;gap:22px;padding:0 24px;
  background:var(--panel);border-bottom:1px solid var(--line);
}
.brand{display:flex;align-items:center;gap:13px;min-width:250px}
.brand-mark{width:34px;height:34px;border:1.5px solid var(--tint);border-radius:50%;position:relative;flex:none;transition:border-color .5s}
.brand-mark:before,.brand-mark:after{content:"";position:absolute;background:var(--tint);opacity:.65;transition:background .5s}
.brand-mark:before{left:50%;top:5px;bottom:5px;width:1px;transform:translateX(-50%)}
.brand-mark:after{top:50%;left:5px;right:5px;height:1px;transform:translateY(-50%)}
.brand-mark span{position:absolute;inset:9px;border:1px solid var(--tint);border-radius:50%;z-index:1;background:var(--panel);transition:border-color .5s}
.brand-text h1{font-family:var(--serif);font-size:19px;font-weight:600;letter-spacing:.06em;margin:0;line-height:1.2}
.brand-text h1 span{font-size:14px;color:var(--muted);font-weight:400}
.brand-text p{margin:3px 0 0;font-family:var(--mono);font-size:9px;letter-spacing:.12em;color:var(--muted)}
.brand-text p i{font-style:normal;opacity:.5;margin:0 3px}
.levelnav{display:flex;gap:5px;flex:1;min-width:0;overflow-x:auto;scrollbar-width:none}
.levelnav::-webkit-scrollbar{display:none}
.nav-btn{
  border:1px solid transparent;background:transparent;border-radius:7px;padding:7px 11px;
  font-family:var(--mono);font-size:11px;color:var(--muted);white-space:nowrap;transition:.18s;
}
.nav-btn:hover{background:var(--panel2);color:var(--ink)}
.nav-btn.active{background:var(--tint-soft);border-color:var(--tint);color:var(--tint);font-weight:600}
.nav-btn.done:after{content:"·";color:var(--tint);font-weight:700;margin-left:4px}
.nav-btn.daily{letter-spacing:.04em}
.top-actions{display:flex;gap:7px;align-items:center;flex:none}
.btn{
  border:1px solid var(--line);background:var(--panel);border-radius:7px;padding:8px 13px;
  font-size:12px;color:var(--ink);transition:.16s;white-space:nowrap;
}
.btn:hover{border-color:var(--tint);color:var(--tint);background:#fff}
.btn:active{transform:translateY(1px)}
.btn.primary{background:var(--tint);border-color:var(--tint);color:#fff}
.btn.primary:hover{filter:brightness(1.08);color:#fff}
.btn.ghost{background:transparent;border-color:transparent;color:var(--muted)}
.btn.ghost:hover{background:var(--panel2)}
.btn.icon{width:32px;height:32px;padding:0;display:grid;place-items:center;font-size:15px;font-family:var(--mono)}
.btn.icon.off{opacity:.4;text-decoration:line-through}
.btn.play{min-width:92px;font-weight:600}

/* ---------- 主区 ---------- */
.stage{flex:1;display:grid;grid-template-columns:306px minmax(0,1fr);min-height:0}
.panel{
  background:var(--panel);border-right:1px solid var(--line);padding:20px 18px;
  display:flex;flex-direction:column;gap:16px;overflow-y:auto;min-height:0;
}
.panel-head{display:flex;justify-content:space-between;align-items:center;padding-bottom:12px;border-bottom:1px solid var(--line)}
.field-tag{font-family:var(--mono);font-size:9px;letter-spacing:.1em;color:var(--tint);border:1px solid var(--tint);border-radius:4px;padding:3px 6px}
.param-list{display:flex;flex-direction:column;gap:2px}
.param{padding:13px 0 15px;border-bottom:1px dashed var(--line)}
.param:last-child{border-bottom:none}
.param-top{display:flex;justify-content:space-between;align-items:flex-start;gap:8px}
.param-name{font-size:13px;font-weight:600;letter-spacing:.02em}
.param-en{font-family:var(--mono);font-size:9px;color:var(--muted);letter-spacing:.08em;margin-top:3px}
.param-value{font-family:var(--mono);font-size:21px;font-weight:600;color:var(--tint);line-height:1;white-space:nowrap}
.param-value small{font-size:11px;margin-left:2px;opacity:.7}
.param-middle{display:flex;align-items:center;gap:12px;margin-top:12px}
.dial{
  width:44px;height:44px;border-radius:50%;flex:none;position:relative;
  background:conic-gradient(from -90deg,var(--tint) 0%,var(--tint) var(--p,0%),rgba(49,45,39,.09) var(--p,0%),rgba(49,45,39,.09) 100%);
  transition:background .08s linear;
}
.dial:after{content:"";position:absolute;inset:6px;background:var(--panel);border-radius:50%}
.dial i{position:absolute;left:50%;top:50%;width:2px;height:15px;background:var(--tint);z-index:2;transform-origin:50% 100%;transform:translate(-50%,-100%) rotate(var(--deg,0deg));border-radius:2px}
.range-wrap{flex:1;min-width:0}
input[type=range]{
  -webkit-appearance:none;appearance:none;width:100%;height:4px;border-radius:4px;outline:none;margin:0;
  background:linear-gradient(90deg,var(--tint) 0%,var(--tint) var(--p,0%),rgba(49,45,39,.13) var(--p,0%),rgba(49,45,39,.13) 100%);
}
input[type=range]::-webkit-slider-thumb{
  -webkit-appearance:none;width:15px;height:15px;border-radius:50%;background:#fff;
  border:2px solid var(--tint);box-shadow:0 1px 4px rgba(0,0,0,.16);cursor:grab;
}
input[type=range]::-webkit-slider-thumb:active{cursor:grabbing;transform:scale(1.12)}
input[type=range]::-moz-range-thumb{width:13px;height:13px;border-radius:50%;background:#fff;border:2px solid var(--tint);cursor:grab}
.param-scale{display:flex;justify-content:space-between;font-family:var(--mono);font-size:9px;color:var(--muted);margin-top:6px}
.param-note{font-size:10.5px;color:var(--muted);line-height:1.5;margin-top:8px}
.phase-section{display:flex;flex-direction:column;gap:8px}
.section-head{display:flex;justify-content:space-between;align-items:center}
.phase-canvas{width:100%;height:180px;display:block}
.readout{border:1px solid var(--line);border-radius:8px;padding:11px 12px;background:var(--panel2);display:grid;grid-template-columns:1fr 1fr;gap:9px 8px}
.readout .kv{display:flex;flex-direction:column;gap:3px}
.readout .kv span{font-family:var(--mono);font-size:9px;color:var(--muted);letter-spacing:.06em}
.readout .kv b{font-family:var(--mono);font-size:12px;font-weight:600}
.panel-foot{margin-top:auto;padding-top:12px;border-top:1px solid var(--line)}
.log{font-family:var(--mono);font-size:10px;color:var(--muted);line-height:1.7;margin-top:7px;max-height:74px;overflow:hidden}
.log div{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.log em{font-style:normal;color:var(--tint)}

/* ---------- 棋盘 ---------- */
.board-wrap{display:flex;flex-direction:column;min-width:0;min-height:0;padding:16px 20px 10px;gap:12px}
.board-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;flex:none}
.board-title h2{font-family:var(--serif);font-size:27px;font-weight:600;letter-spacing:.08em;margin:2px 0 0;line-height:1.15}
.board-title .en{font-family:var(--mono);font-size:10px;letter-spacing:.16em;color:var(--muted)}
.objective{text-align:right;max-width:400px}
.objective p{margin:4px 0 0;font-size:12.5px;line-height:1.5;color:#575147}
.canvas-shell{
  position:relative;flex:1;min-height:260px;border:1px solid var(--line);border-radius:11px;
  overflow:hidden;background:var(--paper);box-shadow:inset 0 0 60px rgba(120,105,80,.045);
}
#board{position:absolute;inset:0;width:100%;height:100%;display:block;touch-action:none}
.pulse-overlay{position:absolute;inset:0;pointer-events:none;opacity:0;background:radial-gradient(circle at 50% 78%,rgba(255,255,255,.9),rgba(255,255,255,0) 62%)}
.pulse-overlay.on{animation:pulseFlash .55s ease-out}
@keyframes pulseFlash{0%{opacity:0}18%{opacity:.85}100%{opacity:0}}
.hint-chip{
  position:absolute;left:16px;bottom:14px;max-width:min(440px,72%);padding:9px 13px;
  background:rgba(251,249,244,.93);border:1px solid var(--line);border-left:2px solid var(--tint);
  border-radius:6px;font-size:11.5px;line-height:1.55;color:#575147;
  box-shadow:0 3px 14px rgba(49,45,39,.07);pointer-events:none;opacity:0;transform:translateY(6px);transition:.3s;
}
.hint-chip.show{opacity:1;transform:none}
.toast{
  position:absolute;top:14px;left:50%;transform:translate(-50%,-8px);padding:8px 15px;
  background:rgba(49,45,39,.9);color:#fff;border-radius:20px;font-size:11.5px;letter-spacing:.02em;
  opacity:0;transition:.25s;pointer-events:none;white-space:nowrap;
}
.toast.show{opacity:1;transform:translate(-50%,0)}

/* ---------- 卡片 ---------- */
.card{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-46%) scale(.97);
  width:min(430px,86%);background:rgba(251,249,244,.97);border:1px solid var(--line);
  border-radius:13px;box-shadow:var(--shadow);padding:22px 24px;opacity:0;pointer-events:none;transition:.32s;z-index:5;
  backdrop-filter:blur(8px);
}
.card.show{opacity:1;pointer-events:auto;transform:translate(-50%,-50%) scale(1)}
.card-kicker{font-family:var(--mono);font-size:9px;letter-spacing:.18em;color:var(--tint)}
.card h3{font-family:var(--serif);font-size:22px;font-weight:600;margin:7px 0 5px;letter-spacing:.04em}
.card-sub{font-size:11.5px;color:var(--muted);margin:0 0 14px;line-height:1.6}
.recipe{background:var(--panel2);border:1px solid var(--line2);border-radius:8px;padding:11px 13px;display:flex;flex-direction:column;gap:7px;margin-bottom:12px}
.recipe-row{display:flex;justify-content:space-between;align-items:center;font-size:11.5px}
.recipe-row span{color:var(--muted)}
.recipe-row b{font-family:var(--mono);font-size:12.5px;color:var(--tint)}
.metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-bottom:14px}
.metric{border:1px solid var(--line2);border-radius:7px;padding:9px 8px;text-align:center}
.metric b{display:block;font-family:var(--mono);font-size:15px;color:var(--ink)}
.metric span{font-size:9.5px;color:var(--muted)}
.name-label{display:block;font-size:10.5px;color:var(--muted);margin-bottom:6px}
.text-input{width:100%;border:1px solid var(--line);background:#fff;border-radius:7px;padding:9px 11px;font-size:12px;outline:none}
.text-input:focus{border-color:var(--tint)}
.card-actions{display:flex;gap:7px;flex-wrap:wrap;margin-top:14px}
.card-actions .btn{flex:1;min-width:96px;padding:9px 8px;font-size:11.5px}

/* ---------- 编辑器工具 ---------- */
.editor-tools{
  position:absolute;right:14px;top:14px;width:200px;background:rgba(251,249,244,.95);
  border:1px solid var(--line);border-radius:9px;padding:11px;box-shadow:0 4px 18px rgba(49,45,39,.08);
  display:none;z-index:4;backdrop-filter:blur(6px);
}
.editor-tools.show{display:block}
.tool-row{display:flex;flex-wrap:wrap;gap:5px;margin-top:8px}
.tiny-btn{padding:5px 8px;font-size:10.5px;border-radius:5px}
.tiny-btn.active{background:var(--tint);border-color:var(--tint);color:#fff}
.tool-tip{font-size:10px;color:var(--muted);line-height:1.5;margin:9px 0 0}

/* ---------- 底部传送 ---------- */
.transport{display:flex;align-items:center;gap:8px;flex:none;height:52px}
.transport-spacer{flex:1}
.meter{display:flex;align-items:center;gap:9px;font-size:10.5px;color:var(--muted)}
.meter-bar{width:118px;height:5px;background:rgba(49,45,39,.1);border-radius:4px;overflow:hidden}
.meter-bar i{display:block;height:100%;width:0;background:var(--tint);border-radius:4px;transition:width .1s linear}
.meter b{font-family:var(--mono);font-size:11px;color:var(--ink);min-width:38px}
.clock{font-family:var(--mono);font-size:13px;color:var(--muted);min-width:48px;text-align:right}
.footer{
  height:42px;flex:none;display:flex;align-items:center;gap:14px;padding:0 24px;
  background:var(--panel);border-top:1px solid var(--line);
}
.footer p{margin:0;font-size:11px;color:var(--muted);flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.soft-toggle{font-size:10.5px;color:var(--muted);white-space:nowrap}
.soft-toggle input{accent-color:var(--tint);vertical-align:middle}

/* ---------- 模态 ---------- */
.modal{position:fixed;inset:0;z-index:40;display:none;align-items:center;justify-content:center}
.modal.open{display:flex}
.modal-backdrop{position:absolute;inset:0;background:rgba(38,34,28,.38);backdrop-filter:blur(3px)}
.modal-panel{
  position:relative;width:min(620px,92vw);max-height:82vh;background:var(--panel);border:1px solid var(--line);
  border-radius:14px;box-shadow:0 24px 70px rgba(30,26,20,.25);display:flex;flex-direction:column;overflow:hidden;
}
.modal-head{display:flex;justify-content:space-between;align-items:flex-start;padding:20px 22px 14px;border-bottom:1px solid var(--line2)}
.modal-head h3{font-family:var(--serif);font-size:20px;margin:5px 0 0;letter-spacing:.05em}
.modal-body{padding:18px 22px 24px;overflow-y:auto;font-size:12.5px;line-height:1.75;color:#575147}
.modal-body h4{font-family:var(--serif);font-size:15px;color:var(--ink);margin:18px 0 8px}
.modal-body h4:first-child{margin-top:0}
.modal-body p{margin:0 0 10px}
.modal-body ul{margin:0 0 12px;padding-left:18px}
.modal-body li{margin-bottom:5px}
.modal-body code{font-family:var(--mono);font-size:11px;background:var(--panel2);padding:1px 5px;border-radius:3px;color:var(--tint)}
.modal-body .spectrum-box{
  font-family:var(--mono);font-size:10px;word-break:break-all;background:var(--panel2);
  border:1px solid var(--line);border-radius:7px;padding:11px;max-height:110px;overflow:auto;color:var(--ink);
}
.recipe-item{display:flex;justify-content:space-between;align-items:center;gap:12px;border:1px solid var(--line);border-radius:8px;padding:11px 13px;margin-bottom:8px;background:#fff}
.recipe-item .meta{min-width:0;flex:1}
.recipe-item .meta b{display:block;font-size:12.5px;color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.recipe-item .meta span{font-family:var(--mono);font-size:9.5px;color:var(--muted)}
.recipe-item .btn{padding:6px 9px;font-size:10.5px}
.tag{display:inline-block;font-family:var(--mono);font-size:9px;padding:2px 6px;border-radius:4px;background:var(--tint-soft);color:var(--tint);margin-left:6px}
.empty{padding:26px 10px;text-align:center;color:var(--muted);font-size:12px}
.daily-row{display:flex;justify-content:space-between;border-bottom:1px dashed var(--line);padding:7px 0;font-family:var(--mono);font-size:11px}
.modal-actions{display:flex;gap:8px;margin-top:14px;flex-wrap:wrap}

/* ---------- 响应式 ---------- */
@media(max-width:1080px){
  .stage{grid-template-columns:260px minmax(0,1fr)}
  .topbar{padding:0 14px;gap:12px}
  .brand{min-width:200px}
  .brand-text h1{font-size:17px}
  .board-wrap{padding:12px 14px 8px}
}
@media(max-width:860px){
  body{overflow:auto}
  #app{height:auto;min-height:100vh}
  .topbar{height:auto;flex-wrap:wrap;padding:10px 14px;gap:10px}
  .brand{min-width:0;flex:1}
  .levelnav{order:3;flex-basis:100%;padding-bottom:2px}
  .top-actions{order:2}
  .stage{display:flex;flex-direction:column}
  .board-wrap{order:1;padding:12px}
  .panel{order:2;border-right:none;border-top:1px solid var(--line);overflow:visible}
  .canvas-shell{height:52vh;min-height:300px;flex:none}
  .board-head{align-items:flex-start;flex-direction:column;gap:8px}
  .objective{text-align:left;max-width:none}
  .footer{height:auto;min-height:42px;flex-wrap:wrap;padding:8px 14px}
  .footer p{white-space:normal}
  .phase-canvas{height:160px}
  .log{max-height:60px}
}
@media(max-width:520px){
  .brand-text p{display:none}
  .top-actions .btn.ghost{display:none}
  .board-title h2{font-size:22px}
  .transport{flex-wrap:wrap;height:auto;padding:6px 0;gap:6px}
  .transport-spacer{display:none}
  .meter{flex:1}
  .meter-bar{width:70px}
  .card{width:92%;padding:18px}
  .editor-tools{width:172px;right:8px;top:8px}
}