/* 乐叮兔图纸创作 · 独立样式（依赖 site.css 基础变量与 .button/.text-link/.eyebrow） */

/* ---------- Hero ---------- */
.studio-hero{padding-bottom:34px}
.studio-chips{list-style:none;display:flex;flex-wrap:wrap;gap:10px;margin:26px 0 0;padding:0}
.studio-chips li{display:flex;flex-direction:column;gap:2px;background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:10px 16px;min-width:130px}
.studio-chips b{font-size:14px;color:var(--green)}
.studio-chips span{font-size:12px;color:var(--muted)}

/* ---------- 三张开始卡片 ---------- */
.studio-start{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px;margin-top:-14px;padding-bottom:34px}
#studio-start[hidden]{display:none!important}
.studio-start article{position:relative;background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:26px 24px 24px;transition:border-color .2s,box-shadow .2s}
.studio-start article:hover{border-color:var(--green);box-shadow:0 6px 24px rgba(49,90,73,.08)}
.studio-start .studio-card-a{background:linear-gradient(180deg,#f4f6ef 0%,var(--paper) 46%)}
.studio-step{position:absolute;top:-13px;left:20px;display:inline-block;background:var(--green);color:#fff;font-size:12px;letter-spacing:.08em;border-radius:999px;padding:4px 12px}
.studio-start h2{font-size:19px;margin:8px 0 6px}
.studio-start p{font-size:13px;color:var(--muted);line-height:1.7;margin-bottom:14px}

/* 文件选择（自定义样式，原生 input 已隐藏） */
.file-drop{display:flex;flex-direction:column;align-items:center;gap:3px;border:1.5px dashed var(--line);border-radius:10px;padding:16px 12px;cursor:pointer;background:#fff;transition:border-color .15s,background .15s;text-align:center}
.file-drop:hover{border-color:var(--green);background:#f7faf4}
.file-ico{font-size:20px;line-height:1}
.file-drop b{font-size:14px;color:var(--ink)}
.file-drop small{font-size:11px;color:var(--muted)}

/* 示例卡装饰 */
.studio-sample-preview{display:flex;gap:8px;justify-content:center;margin:6px 0 10px}
.studio-sample-preview i{width:30px;height:30px;border-radius:8px;background:#e8e6df;box-shadow:inset 0 0 0 3px #fff}
.studio-sample-preview i:nth-child(1){background:#f2dbcd}
.studio-sample-preview i:nth-child(2){background:#e5b84b}
.studio-sample-preview i:nth-child(3){background:#648b62}
.studio-sample-preview i:nth-child(4){background:#355946}
.studio-sample-preview i:nth-child(5){background:#d48997}
.studio-sample-meta{text-align:center;font-size:12px;color:var(--muted);margin:0 0 16px}
.studio-hint{font-size:12px;color:var(--muted);margin:-4px 0 0}

/* ---------- 表单 ---------- */
.studio-field{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin:10px 0}
.studio-field label{font-size:13px;color:var(--muted);white-space:nowrap}
.studio-field input[type=number],.studio-field input[type=text],.studio-field select{border:1px solid var(--line);border-radius:8px;padding:8px 10px;font-size:14px;background:#fff;min-width:70px;transition:border-color .15s}
.studio-field input:focus,.studio-field select:focus{outline:none;border-color:var(--green)}
.studio-field input[type=text]{min-width:0;flex:1}
.studio-start .button{width:100%;justify-content:center;min-height:46px;padding:10px 18px;font-size:14px}
.studio-msg{min-height:22px;font-size:13px;color:var(--green);margin:0 0 14px;padding:0}

/* ---------- 工具栏 ---------- */
.studio-toolbar{display:flex;flex-wrap:wrap;gap:10px;align-items:center;padding:12px 0;border-bottom:1px solid var(--line);margin-bottom:16px}
.tb-group{display:flex;gap:6px;background:var(--paper);border:1px solid var(--line);border-radius:999px;padding:4px}
.tool-btn,.mini-btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:1px solid transparent;background:transparent;color:var(--ink);border-radius:999px;padding:8px 14px;font-size:13px;min-height:36px;cursor:pointer;transition:background .15s,color .15s,border-color .15s}
.tb-group .mini-btn{padding:8px 12px}
.tool-btn[aria-pressed="true"]{background:var(--green);color:#fff}
.tool-btn:hover,.mini-btn:hover{background:#eef2e9;color:var(--green)}
.tool-btn[aria-pressed="true"]:hover{background:#27473a;color:#fff}
.mini-btn:disabled{opacity:.35;cursor:not-allowed}
.mini-btn[aria-pressed="true"]{background:#e5eddc;color:var(--green)}
.tb-danger{border:1px solid var(--line);background:#fff}
.tb-danger:hover{border-color:#b94e47;background:#fdf3f1;color:#b94e47}
.studio-stats{margin-left:auto;display:flex;gap:8px;align-items:center;font-size:13px;color:var(--muted);white-space:nowrap}
.studio-stats .sep{color:var(--line)}

/* ---------- 工作区布局 ---------- */
.studio-layout{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:20px;align-items:start;padding-bottom:44px}
.studio-canvas-wrap{position:relative;overflow:auto;border:1px solid var(--line);border-radius:14px;background:#fbfaf6 repeating-conic-gradient(#f2f0e9 0% 25%,#faf9f4 0% 50%) 0 0/20px 20px;padding:16px;min-height:320px;max-height:70vh;touch-action:pan-x pan-y}
.studio-canvas-inner{position:relative;width:max-content;line-height:0}
#board,#overlay{image-rendering:pixelated;border-radius:3px;box-shadow:0 2px 10px rgba(36,60,49,.12)}
#overlay{position:absolute;inset:0;cursor:crosshair;touch-action:none}
.studio-sel-actions{position:sticky;bottom:8px;display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}
.studio-sel-actions[hidden]{display:none!important}
.studio-sel-actions .mini-btn{border:1px solid var(--line);background:#fff}

/* ---------- 侧栏卡片 ---------- */
.studio-side{display:grid;gap:16px}
.studio-card{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:18px}
.studio-card h3{font-size:15px;margin-bottom:12px;display:flex;align-items:center;gap:8px}
.studio-card h3 span{color:var(--green);font-size:14px;opacity:.85}
.cur-color{display:flex;gap:12px;align-items:center;margin-bottom:12px}
.cur-swatch{width:46px;height:46px;border-radius:10px;background:var(--swatch,#ddd);border:1px solid #0002;flex:none;box-shadow:inset 0 0 0 3px #fff}
.cur-meta b{font-size:16px}
.cur-meta span{display:block;font-size:12px;color:var(--muted);margin-top:2px}
#color-results{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}
.color-chip{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);background:#fff;border-radius:999px;padding:5px 10px 5px 5px;font-size:12px;cursor:pointer;transition:border-color .15s}
.color-chip span{width:16px;height:16px;border-radius:50%;background:var(--swatch,#ddd);border:1px solid #0002;display:inline-block}
.color-chip:hover{border-color:var(--green)}
#materials{list-style:none;margin:0;padding:0;display:grid;gap:6px;max-height:300px;overflow:auto}
#materials li{display:flex;gap:6px;align-items:stretch}
.mat-row{display:flex;flex:1;align-items:center;gap:8px;border:1px solid var(--line);background:#fff;border-radius:8px;padding:7px 10px;cursor:pointer;text-align:left;min-height:38px;transition:border-color .15s}
.mat-row:hover{border-color:var(--green)}
.mat-swatch{width:18px;height:18px;border-radius:5px;background:var(--swatch,#ddd);border:1px solid #0002;flex:none}
.mat-code{font-weight:600;font-size:13px;min-width:44px}
.mat-name{font-size:12px;color:var(--muted);flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.mat-row b{font-size:13px}
.mat-swap{border:1px solid var(--line);border-radius:6px;background:#fff;font-size:11px;padding:0 8px;cursor:pointer;color:var(--muted);flex:none}
.mat-swap:hover{color:var(--green);border-color:var(--green)}
.export-grid{display:grid;gap:8px}
.export-grid .mini-btn{width:100%;justify-content:flex-start;border:1px solid var(--line);background:#fff}
.export-grid .mini-btn:hover{border-color:var(--green);background:#fff}
.studio-note{font-size:12px;color:var(--muted);line-height:1.8;margin-top:12px}

@media (max-width:960px){
  .studio-layout{grid-template-columns:1fr}
  .studio-stats{margin-left:0;width:100%}
  .studio-canvas-wrap{max-height:60vh}
  .tb-group{flex-wrap:wrap}
  .studio-chips li{flex:1;min-width:120px}
}

/* 2026-09 专业画布版：打开即进入工作台 */
.studio-hero{display:flex;align-items:flex-end;justify-content:space-between;gap:30px;padding-top:28px;padding-bottom:24px}
.studio-hero h1{font-size:clamp(34px,4vw,52px);margin:8px 0 6px}
.studio-hero>div:first-child>p:last-child{margin:0;color:var(--muted)}
.studio-quick-actions{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end}
.studio-quick-actions .mini-btn{border:1px solid var(--line);background:#fff;border-radius:10px;padding:10px 16px;font-weight:600}
.studio-quick-actions .quick-upload{background:var(--green);border-color:var(--green);color:#fff;cursor:pointer}
#studio-work.wrap{max-width:1480px;padding:12px;border:1px solid var(--line);border-radius:22px;background:#fff;box-shadow:0 22px 70px rgba(29,42,34,.06);margin-bottom:60px}
#studio-work>.studio-toolbar{margin:0;padding:8px 4px 14px}
.tb-group{background:#fff;border-color:transparent;border-radius:12px;padding:2px}
.tool-btn,.mini-btn{border-radius:10px}
.tool-btn[aria-pressed="true"]{background:var(--green)}
.studio-layout{grid-template-columns:minmax(0,1fr) 340px;gap:12px;padding:0}
.studio-canvas-wrap{min-height:620px;max-height:76vh;display:flex;align-items:center;justify-content:center;background:#f6f6f3;border-color:#e3e6e2;border-radius:16px;padding:22px}
#board,#overlay{image-rendering:auto;border-radius:8px;box-shadow:0 12px 38px rgba(24,35,29,.08)}

.studio-setup-dialog{width:min(920px,calc(100% - 32px));max-height:92vh;border:0;border-radius:24px;padding:28px;background:#fff;color:var(--ink);box-shadow:0 28px 100px rgba(18,28,22,.28);overflow:auto}
.studio-setup-dialog::backdrop{background:rgba(18,28,22,.58);backdrop-filter:blur(5px)}
.studio-setup-dialog h2{margin:4px 0 6px;font-size:30px}
.studio-mode-options{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:20px 0 14px}
.studio-mode-options button{min-height:70px;border:1px solid var(--line);border-radius:15px;background:#fff;display:flex;flex-direction:column;align-items:flex-start;justify-content:center;padding:12px 16px}
.studio-mode-options button.active{border-color:var(--green);background:#eff4ee}.studio-mode-options small{color:var(--muted);margin-top:4px}
.studio-source-tabs{display:flex;gap:8px;margin-bottom:18px}.studio-source-tabs button,.studio-board-presets button{border:1px solid var(--line);border-radius:999px;background:#fff;padding:8px 15px}.studio-source-tabs button.active,.studio-board-presets button.active{background:var(--green);border-color:var(--green);color:#fff}
.studio-setup-grid{display:grid;grid-template-columns:minmax(280px,1fr) minmax(300px,.9fr);gap:24px}.studio-crop-preview{min-height:300px;max-height:520px;display:grid;place-items:center;background:#eef1ec;border:1px solid var(--line);border-radius:18px;overflow:hidden}.studio-crop-preview img{width:100%;height:100%;display:block}.studio-crop-preview>div{display:flex;flex-direction:column;align-items:center;gap:6px;color:var(--green)}.studio-crop-preview>div b{font-size:28px}.studio-crop-preview>div span{color:var(--muted);font-size:13px}
.studio-setup-controls{display:flex;flex-direction:column;gap:10px}.studio-setup-controls>label{display:flex;flex-direction:column;gap:5px;color:var(--muted);font-size:13px}.studio-setup-controls input[type=range]{width:100%;padding:0}.studio-board-presets{display:flex;flex-wrap:wrap;gap:7px}.setup-file{justify-content:center;cursor:pointer}.studio-setup-note{background:#f5f1e8;color:#6b624e;padding:10px 12px;border-radius:10px;font-size:12px;line-height:1.6}.studio-setup-controls .button{width:100%;justify-content:center}
@media(max-width:760px){.studio-setup-dialog{width:100%;max-height:94vh;margin:auto 0 0;border-radius:22px 22px 0 0;padding:20px}.studio-setup-grid{grid-template-columns:1fr}.studio-crop-preview{min-height:210px;max-height:320px}.studio-mode-options{grid-template-columns:1fr}.studio-hero{align-items:flex-start}.studio-quick-actions{justify-content:flex-start}}
.studio-side{gap:10px}
.studio-card{background:#fff;border-radius:16px;padding:16px}
.cur-swatch,.mat-swatch,.color-chip span{border-radius:50%;box-shadow:inset 3px 3px 0 rgba(255,255,255,.25),0 2px 4px rgba(0,0,0,.08)}
#color-results{max-height:154px;overflow:auto}
.color-chip{border-radius:10px;padding:6px 9px 6px 6px}
.mat-row{border-radius:10px;border-color:transparent}
.mat-row:hover{background:#eef3ee}
.studio-note{padding-top:10px;border-top:1px solid var(--line)}
@media (max-width:960px){
  .studio-hero{align-items:flex-start;flex-direction:column}
  .studio-quick-actions{justify-content:flex-start}
  #studio-work.wrap{width:calc(100% - 24px);padding:8px}
  .studio-layout{grid-template-columns:1fr}
  .studio-canvas-wrap{min-height:420px;max-height:62vh;padding:10px}
}
.studio-setup-dialog [hidden]{display:none!important}