/* ============================================================
   CutBloom — styles  (shares the inblooms design system)
   ============================================================ */
:root{
  --bg:#f6f7fb; --bg-soft:#fff; --card:#fff; --card-2:#f1f3f9;
  --text:#1a1c27; --text-soft:#5b6072; --text-dim:#8a8fa3; --border:#e6e8f0;
  --accent:#6366f1; --accent-2:#8b5cf6; --accent-3:#ec4899; --accent-ink:#4f46e5; --ok:#10b981; --warn:#f59e0b;
  --mono:"JetBrains Mono",ui-monospace,Menlo,Consolas,monospace;
  --sans:"Inter","Inter Fallback","Noto Sans KR",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --shadow:0 1px 2px rgba(20,22,40,.04),0 8px 24px rgba(20,22,40,.06);
  --shadow-lg:0 12px 40px rgba(20,22,40,.12);
  --radius:18px; --maxw:1080px;
}
[data-theme="dark"]{
  --bg:#0c0e16; --bg-soft:#11131e; --card:#161927; --card-2:#1d2132;
  --text:#eef0f8; --text-soft:#aab0c6; --text-dim:#7a8099; --border:#262b3d;
  --accent:#818cf8; --accent-2:#a78bfa; --accent-3:#f472b6; --accent-ink:#a5b4fc;
  --shadow:0 1px 2px rgba(0,0,0,.3),0 10px 30px rgba(0,0,0,.35);
  --shadow-lg:0 16px 50px rgba(0,0,0,.5);
}
@font-face{font-family:"Inter Fallback";src:local("Arial");ascent-override:90.2%;descent-override:22.48%;line-gap-override:0%;size-adjust:107.4%}
*{box-sizing:border-box}
:focus-visible{outline:none;box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 38%,transparent);border-radius:7px}
.specbar{display:flex;justify-content:space-between;align-items:center;gap:12px;max-width:var(--maxw);margin:0 auto;padding:10px 22px;border-bottom:1px solid var(--border);font-family:var(--mono);font-size:.7rem;letter-spacing:.13em;text-transform:uppercase;flex-wrap:wrap}.specbar b{font-weight:600;color:var(--text);letter-spacing:.06em}.specbar a{color:var(--text-dim);text-decoration:none}.specbar a:hover{color:var(--accent-ink)}
[hidden]{display:none !important}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:var(--sans);color:var(--text);line-height:1.55;
  background:
    radial-gradient(1100px 560px at 82% -10%, color-mix(in srgb,var(--accent-2) 16%,transparent),transparent 60%),
    radial-gradient(900px 480px at -10% 0%, color-mix(in srgb,var(--accent-3) 12%,transparent),transparent 55%),
    var(--bg);
  background-attachment:fixed;-webkit-font-smoothing:antialiased;
}
.wrap{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:22px}
a{color:var(--accent)}
.skip-link{position:absolute;left:-999px;top:0;background:var(--accent);color:#fff;padding:10px 16px;border-radius:8px;z-index:100}
.skip-link:focus{left:12px;top:12px}

/* Header */
.site-header{position:sticky;top:0;z-index:40;backdrop-filter:saturate(140%) blur(12px);background:color-mix(in srgb,var(--bg-soft) 75%,transparent);border-bottom:1px solid var(--border)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:64px;gap:14px}
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;color:var(--text);font-weight:800;font-size:1.15rem;letter-spacing:-.02em}
.brand-mark{font-size:1.35rem;line-height:1}
.header-actions{display:flex;align-items:center;gap:10px}
.lang-select{appearance:none;-webkit-appearance:none;border:1px solid var(--border);background:var(--card);color:var(--text);border-radius:12px;padding:9px 30px 9px 12px;font-family:var(--sans);font-size:.88rem;font-weight:600;cursor:pointer;height:40px;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%238a8fa3' stroke-width='3' stroke-linecap='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 10px center}
.theme-toggle{width:40px;height:40px;border-radius:12px;border:1px solid var(--border);background:var(--card);cursor:pointer;font-size:1.1rem;display:grid;place-items:center}
.theme-toggle:hover{background:var(--card-2)}

/* Hero */
.hero{text-align:center;padding:clamp(30px,6vw,60px) 22px 10px}
.hero h1{font-size:clamp(2rem,5.5vw,3.3rem);line-height:1.06;letter-spacing:-.03em;margin:0 0 12px;font-weight:800}
.grad{background:linear-gradient(110deg,var(--accent),var(--accent-2) 45%,var(--accent-3));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{max-width:600px;margin:0 auto;color:var(--text-soft);font-size:clamp(1rem,2.2vw,1.12rem)}

/* App layout */
.app{padding:26px 22px 8px}
.app-stack{display:flex;flex-direction:column;gap:20px;max-width:760px;margin-inline:auto}
.panel{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px}
.panel h2.panel-title{font-size:1.05rem;margin:0 0 4px;font-weight:700;display:flex;align-items:center;gap:8px}
.panel-title-row{display:flex;align-items:center;justify-content:space-between;gap:10px}
.reset-btn{border:1px solid var(--border);background:var(--card-2);color:var(--text-soft);padding:6px 12px;border-radius:9px;font-weight:600;font-size:.82rem;cursor:pointer;font-family:var(--sans);transition:all .15s;flex:none}
.reset-btn:hover{border-color:var(--accent-3);color:var(--accent-3)}
.panel .panel-sub{font-size:.85rem;color:var(--text-dim);margin:0 0 16px}

/* Pieces table */
.pieces{display:flex;flex-direction:column;gap:9px}
.pieces-head,.piece-row{display:grid;grid-template-columns:1.5fr .9fr .9fr .7fr 1.2fr 34px;gap:8px;align-items:center}
.pieces-head{font-size:.66rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--text-dim);padding:0 2px}
.pieces-head span{text-align:center}
.pieces-head span:first-child{text-align:left}
.piece-row input,.piece-row select{width:100%;border:1px solid var(--border);background:var(--bg-soft);color:var(--text);border-radius:10px;padding:9px 8px;font-family:var(--sans);font-size:.9rem;font-weight:500}
.piece-row input.num{font-family:var(--mono);text-align:center;-moz-appearance:textfield}
.name-wrap{display:flex;gap:6px;align-items:center;width:100%}
.name-wrap .i-name{flex:1;min-width:0}
.i-color{flex:none;width:32px;height:38px;padding:2px;border:1px solid var(--border);border-radius:9px;background:var(--bg-soft);cursor:pointer}
.i-color::-webkit-color-swatch-wrapper{padding:0}
.i-color::-webkit-color-swatch{border:none;border-radius:6px}
.i-color::-moz-color-swatch{border:none;border-radius:6px}
.piece-row input.num::-webkit-outer-spin-button,.piece-row input.num::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}
.piece-row input:focus,.piece-row select:focus{outline:none;border-color:var(--accent)}
.piece-row select{appearance:none;-webkit-appearance:none;cursor:pointer;padding-right:24px;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 24 24' fill='none' stroke='%238a8fa3' stroke-width='3' stroke-linecap='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 8px center}
.row-del{border:1px solid var(--border);background:var(--card-2);color:var(--text-dim);width:34px;height:38px;border-radius:10px;cursor:pointer;font-size:1.1rem;line-height:1;display:grid;place-items:center;transition:all .15s}
.row-del:hover{border-color:var(--accent-3);color:var(--accent-3)}
.row-add{margin-top:12px;display:inline-flex;align-items:center;gap:7px;border:1px dashed var(--border);background:transparent;color:var(--accent-ink);padding:10px 16px;border-radius:12px;font-weight:600;font-size:.9rem;cursor:pointer;font-family:var(--sans);transition:all .15s;width:100%;justify-content:center}
.row-add:hover{border-color:var(--accent);background:color-mix(in srgb,var(--accent) 7%,transparent)}

/* mobile: stack the fields with labels */
@media(max-width:560px){
  .pieces-head{display:none}
  .piece-row{grid-template-columns:1fr 1fr;gap:7px;padding:12px;border:1px solid var(--border);border-radius:12px;background:var(--bg-soft);position:relative}
  .piece-row .f-name{grid-column:1 / -1}
  .piece-row .f-del{position:absolute;top:8px;right:8px}
  .piece-row .cell{display:flex;flex-direction:column;gap:3px}
  .piece-row .cell::before{content:attr(data-label);font-size:.6rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--text-dim)}
}
.cell{display:contents}
@media(max-width:560px){.cell{display:flex}}

/* Summary chips */
.summary{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px;padding-top:16px;border-top:1px solid var(--border)}
.stat{flex:1;min-width:120px;background:var(--bg-soft);border:1px solid var(--border);border-radius:12px;padding:12px 14px}
.stat .k{font-size:.68rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--text-dim)}
.stat .v{font-family:var(--mono);font-size:1.35rem;font-weight:700;margin-top:2px}
.stat .v small{font-size:.6em;color:var(--text-dim);font-weight:600}

/* Controls */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid var(--border);background:var(--card-2);color:var(--text);padding:12px 18px;border-radius:12px;font-weight:600;font-size:.95rem;cursor:pointer;font-family:var(--sans);transition:all .15s ease}
.btn:hover{border-color:var(--accent);transform:translateY(-1px)}
.btn-primary{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;border-color:transparent}
.btn-primary:hover{filter:brightness(1.07);color:#fff}

/* My presets (collapsible) */
.presets-block{margin-top:12px}
.presets-toggle{width:100%;display:flex;align-items:center;justify-content:space-between;gap:8px;border:1px solid var(--border);background:var(--bg-soft);color:var(--text-soft);padding:10px 14px;border-radius:12px;font-weight:600;font-size:.88rem;cursor:pointer;font-family:var(--sans);transition:all .15s}
.presets-toggle:hover{border-color:var(--accent);color:var(--accent)}
.presets-toggle .chev{transition:transform .2s}
.presets-toggle[aria-expanded="true"] .chev{transform:rotate(180deg)}
.presets-body{border:1px solid var(--border);border-top:none;border-radius:0 0 12px 12px;padding:14px;margin-top:-4px}
.preset-chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px}
.preset-empty{font-size:.82rem;color:var(--text-dim);line-height:1.5;margin:0}
.preset-group-label{font-size:.64rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--text-dim);margin:2px 0 8px}
.preset-group-label + .preset-chips{margin-bottom:14px}
.preset-chip{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--border);background:var(--card-2);color:var(--text);padding:7px 10px 7px 12px;border-radius:99px;font-weight:600;font-size:.84rem;cursor:pointer;font-family:var(--sans);transition:all .15s}
.preset-chip:hover{border-color:var(--accent);color:var(--accent)}
.preset-chip .dim{font-family:var(--mono);color:var(--text-dim);font-weight:500}
.preset-chip .del{display:inline-grid;place-items:center;width:18px;height:18px;border-radius:50%;background:transparent;color:var(--text-dim);font-size:1rem;line-height:1}
.preset-chip .del:hover{background:color-mix(in srgb,var(--accent-3) 18%,transparent);color:var(--accent-3)}
.preset-add{display:flex;flex-wrap:wrap;gap:7px;align-items:center}
.preset-add input,.preset-add select{border:1px solid var(--border);background:var(--bg-soft);color:var(--text);border-radius:9px;padding:8px 9px;font-family:var(--sans);font-size:.86rem}
.preset-add #pName{flex:1;min-width:110px}
.preset-add input.num{width:70px;font-family:var(--mono);text-align:center;-moz-appearance:textfield}
.preset-add input.num::-webkit-outer-spin-button,.preset-add input.num::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}
.preset-add .px{color:var(--text-dim);font-weight:600}
.preset-add select{cursor:pointer}
.preset-add #pSave{padding:8px 14px;font-size:.86rem}

/* Packing mode toggle */
.pack-mode{margin-top:18px;padding-top:16px;border-top:1px solid var(--border)}
.pack-label{display:block;font-size:.68rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--text-dim);margin-bottom:8px}
.pack-mode .orient-toggle{width:100%}
.pack-mode .orient-toggle button{flex:1}
.pack-hint{margin:9px 0 0;font-size:.8rem;color:var(--text-soft);line-height:1.5;min-height:1.2em}
.pack-hint::before{content:"ℹ ";color:var(--accent)}

/* Calculate button */
.calc-btn{width:100%;margin-top:16px;font-size:1.02rem;padding:14px}

/* Roll settings (feature 2) */
.roll-settings{margin-top:18px;padding-top:16px;border-top:1px solid var(--border)}
.roll-field{display:flex;flex-direction:column;gap:5px}
.roll-label{font-size:.68rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--text-dim)}
.roll-field input{width:100%;border:1px solid var(--border);background:var(--bg-soft);color:var(--text);border-radius:10px;padding:11px 12px;font-family:var(--mono);font-size:1.15rem;font-weight:700;-moz-appearance:textfield}
.roll-field input::-webkit-outer-spin-button,.roll-field input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}
.roll-field input:focus{outline:none;border-color:var(--accent)}
.roll-presets{display:flex;gap:7px;flex-wrap:wrap;margin-top:10px}
.roll-presets .chip{border:1px solid var(--border);background:var(--bg-soft);color:var(--text-soft);padding:7px 12px;border-radius:99px;font-weight:600;font-size:.82rem;cursor:pointer;font-family:var(--sans);transition:all .15s ease}
.roll-presets .chip:hover{border-color:var(--accent);color:var(--accent)}
.roll-presets .chip.active{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;border-color:transparent}
.opt-settings{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:14px}
.opt-help{font-size:.78rem;color:var(--text-dim);line-height:1.55;margin:8px 0 0}

/* Result placeholder (features 3-4, wired later) */
.result-empty{color:var(--text-dim);font-size:.92rem;text-align:center;padding:40px 10px;line-height:1.6}

/* Result output (feature 3) */
.res-grid{display:flex;gap:12px;flex-wrap:wrap}
.stat.big{flex:1;min-width:150px;background:linear-gradient(135deg,color-mix(in srgb,var(--accent) 10%,var(--card-2)),var(--card-2));border:1px solid color-mix(in srgb,var(--accent) 28%,var(--border));border-radius:14px;padding:16px 18px}
.stat.big .v{font-size:2rem}
.res-note{color:var(--text-soft);font-size:.9rem;margin:14px 0 0;line-height:1.6}
.res-warn{margin-top:14px;padding:12px 14px;border:1px solid color-mix(in srgb,var(--warn) 45%,var(--border));background:color-mix(in srgb,var(--warn) 12%,transparent);border-radius:12px;font-size:.9rem;line-height:1.55;color:var(--text)}
.res-warn-list{color:var(--text-soft);font-size:.85rem}

.roll-length-field{margin-top:14px}
.quote-title{margin-top:18px;padding-top:14px;border-top:1px solid var(--border);font-size:.68rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--accent-ink)}
.price-field{margin-top:12px}
.vat-check{margin-top:12px}
.price-row{display:flex;gap:8px}
.price-row input{flex:1}
.price-row select{appearance:none;-webkit-appearance:none;border:1px solid var(--border);background:var(--bg-soft);color:var(--text);border-radius:10px;padding:0 30px 0 12px;font-family:var(--sans);font-size:.9rem;font-weight:600;cursor:pointer;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 24 24' fill='none' stroke='%238a8fa3' stroke-width='3' stroke-linecap='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 10px center}
.price-row select:focus{outline:none;border-color:var(--accent)}

/* Quote breakdown (refinement) */
.quote-block{margin-top:18px;border:1px solid color-mix(in srgb,var(--accent) 30%,var(--border));border-radius:14px;overflow:hidden}
.quote-cap{font-weight:700;font-size:.85rem;padding:12px 16px;background:color-mix(in srgb,var(--accent) 8%,var(--card-2));border-bottom:1px solid var(--border)}
.quote-row{display:flex;justify-content:space-between;align-items:baseline;gap:14px;padding:10px 16px;font-size:.92rem;border-bottom:1px solid var(--border)}
.quote-row .lbl{color:var(--text-soft)}
.quote-row .amt{font-family:var(--mono);font-weight:600}
.quote-row.sub{background:var(--bg-soft);font-weight:600}
.quote-row.sub .lbl{color:var(--text)}
.quote-row.total{border-bottom:none;background:color-mix(in srgb,var(--accent) 10%,transparent);padding:14px 16px}
.quote-row.total .lbl{font-weight:800;font-size:1rem}
.quote-row.total .amt{font-weight:800;font-size:1.25rem;color:var(--accent-ink)}
.quote-row .unit-note{font-size:.72rem;color:var(--text-dim);font-weight:500;margin-left:6px}

/* Two layouts side by side — compare visually, click to use one */
.mode-badge{font-size:.64rem;font-weight:700;padding:2px 7px;border-radius:99px;background:var(--ok);color:#fff;letter-spacing:.02em;white-space:nowrap}
.layouts-compare{display:grid;grid-template-columns:1fr;gap:14px}
.layout-choice{border:1px solid var(--border);border-radius:14px;overflow:hidden;background:var(--card);cursor:pointer;transition:box-shadow .15s,border-color .15s}
.layout-choice:hover{border-color:var(--accent)}
.layout-choice.active{border-color:transparent;box-shadow:0 0 0 2px var(--accent)}
.layout-choice-head{display:flex;flex-direction:column;gap:2px;width:100%;text-align:left;border:none;background:var(--card-2);color:var(--text);padding:10px 12px;cursor:pointer;font-family:var(--sans);border-bottom:1px solid var(--border)}
.layout-choice.active .layout-choice-head{background:color-mix(in srgb,var(--accent) 12%,var(--card-2))}
.layout-choice-head .lc-name{font-weight:700;font-size:.92rem;display:flex;align-items:center;gap:7px}
.layout-choice-head .lc-metric{font-family:var(--mono);font-size:.85rem;color:var(--text-soft)}
.layout-choice-head .lc-pick{font-size:.72rem;font-weight:700;color:var(--accent-ink);visibility:hidden}
.layout-choice.active .layout-choice-head .lc-pick{visibility:visible}
.layout-choice .layout-wrap{border:none;border-radius:0;background:var(--card-2);position:relative}
.layout-choice .layout-wrap::after{content:"🔍";position:absolute;top:8px;right:8px;font-size:.8rem;background:color-mix(in srgb,var(--card) 82%,transparent);border:1px solid var(--border);border-radius:8px;padding:2px 6px;opacity:0;transition:opacity .15s;pointer-events:none}
.layout-choice .layout-wrap:hover::after{opacity:1}

/* Enlarge modal */
.layout-modal{position:fixed;inset:0;z-index:200;display:flex;align-items:center;justify-content:center;padding:20px;background:rgba(10,12,20,.62);backdrop-filter:blur(2px)}
.layout-modal-inner{background:var(--card);border:1px solid var(--border);border-radius:16px;box-shadow:var(--shadow-lg);width:min(1000px,96vw);max-height:92vh;display:flex;flex-direction:column;overflow:hidden}
.layout-modal-bar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 16px;border-bottom:1px solid var(--border)}
.layout-modal-title{font-weight:700;font-size:1rem;display:flex;align-items:center;gap:8px}
.layout-modal-actions{display:flex;align-items:center;gap:10px}
.layout-modal-actions .btn{padding:8px 14px;font-size:.88rem}
.layout-modal-close{width:34px;height:34px;border-radius:9px;border:1px solid var(--border);background:var(--card-2);color:var(--text);cursor:pointer;font-size:1rem}
.layout-modal-close:hover{border-color:var(--accent-3);color:var(--accent-3)}
.layout-modal #layoutModalWrap{border:none;border-radius:0;overflow:auto;padding:16px;flex:1}

/* Cutting list table (refinement) */
.cutlist-block{margin-top:20px;padding-top:16px;border-top:1px solid var(--border)}
.cutlist-cap{font-weight:700;font-size:.9rem;margin-bottom:10px}
.cutlist-cap .cl-note{font-weight:500;font-size:.75rem;color:var(--text-dim)}
.cutlist-wrap{overflow-x:auto;border:1px solid var(--border);border-radius:12px}
.cutlist{width:100%;border-collapse:collapse;font-size:.88rem}
.cutlist th,.cutlist td{padding:9px 12px;text-align:left;border-bottom:1px solid var(--border);white-space:nowrap}
.cutlist th{font-size:.68rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--text-dim);background:var(--card-2)}
.cutlist tbody tr:last-child td{border-bottom:none}
.cutlist td.mono,.cutlist th.mono{font-family:var(--mono)}
.cutlist .swatch{display:inline-block;width:11px;height:11px;border-radius:3px;margin-right:7px;vertical-align:-1px;border:1px solid rgba(0,0,0,.2)}
.cutlist .tag{font-size:.72rem;font-weight:700;padding:2px 7px;border-radius:99px;background:var(--card-2);color:var(--text-soft)}

/* Cutting layout canvas (feature 4) */
.layout-block{margin-top:20px;padding-top:16px;border-top:1px solid var(--border)}
.layout-cap{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:10px;font-weight:700;font-size:.9rem}
.layout-hint{font-weight:500;font-size:.72rem;color:var(--text-dim);font-family:var(--mono);margin-left:8px}
.layout-actions{display:flex;gap:7px;flex-wrap:wrap;align-items:center}
.orient-toggle{display:inline-flex;border:1px solid var(--border);border-radius:9px;overflow:hidden}
.orient-toggle button{border:none;background:var(--card-2);color:var(--text-soft);padding:6px 11px;font-weight:600;font-size:.8rem;cursor:pointer;font-family:var(--sans)}
.orient-toggle button+button{border-left:1px solid var(--border)}
.orient-toggle button.active{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff}
.mini-btn{border:1px solid var(--border);background:var(--card-2);color:var(--text-soft);padding:6px 11px;border-radius:9px;font-weight:600;font-size:.8rem;cursor:pointer;font-family:var(--sans);transition:all .15s}
.mini-btn:hover{border-color:var(--accent);color:var(--accent)}
.layout-wrap{display:flex;justify-content:center;overflow:auto;border:1px solid var(--border);border-radius:12px;background:var(--card-2);padding:10px}
#layoutCanvas{display:block;border-radius:4px;box-shadow:0 1px 4px rgba(0,0,0,.12)}

/* Print header (only on paper) */
.print-head{display:none}

/* Print — show only the result */
@media print{
  .site-header,.site-footer,.hero,.specbar,.content,.toast,ins,.adsbygoogle,.skip-link,#calcBtn,.layout-actions{display:none !important}
  body{background:#fff}
  .app{padding:0}
  .app-stack{max-width:none}
  .panel:not(.result-panel){display:none !important}
  .result-panel{border:none;box-shadow:none;padding:0}
  .result-panel[hidden]{display:block !important}
  .layout-wrap{max-height:none;overflow:visible}
  .print-head{display:block;margin-bottom:14px;padding-bottom:10px;border-bottom:2px solid #333;font-size:1.2rem;font-weight:800;color:#111}
  .print-head .date{float:right;font-size:.85rem;font-weight:500;color:#555}
}

/* Content + FAQ */
.content{max-width:780px;margin-inline:auto;padding:52px 22px 8px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-family:var(--mono);font-size:.72rem;font-weight:500;letter-spacing:.08em;text-transform:uppercase;color:var(--accent-ink);background:color-mix(in srgb,var(--accent) 9%,transparent);border:1px solid color-mix(in srgb,var(--accent) 24%,transparent);padding:6px 14px;border-radius:999px;margin-bottom:16px}.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent);flex:none}
.content h2{font-size:clamp(1.5rem,4vw,2.1rem);letter-spacing:-.02em;margin:0 0 12px}
.content h3{font-size:1.12rem;margin:24px 0 8px}
.content p{color:var(--text-soft);line-height:1.75;margin:0 0 14px}
.content code{font-family:var(--mono);font-size:.88em;background:var(--card-2);border:1px solid var(--border);border-radius:6px;padding:1px 6px}
.content a{text-decoration:underline;text-underline-offset:2px}
.faq{padding-top:34px}
.faq-item{border:1px solid var(--border);border-radius:14px;background:var(--card);margin-bottom:10px;overflow:hidden}
.faq-item[open]{border-color:color-mix(in srgb,var(--accent) 40%,var(--border))}
.faq-item summary{cursor:pointer;list-style:none;padding:16px 18px;font-weight:600;display:flex;justify-content:space-between;align-items:center;gap:14px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";color:var(--accent);font-size:1.4rem;line-height:1}
.faq-item[open] summary::after{content:"\2212"}
.faq-a{padding:0 18px 18px;color:var(--text-soft);line-height:1.7}
.faq-a p{margin:0}

/* Doc pages */
.doc h3{margin:26px 0 8px}.doc p{color:var(--text-soft);line-height:1.7;margin:0 0 12px}
.doc ul{color:var(--text-soft);line-height:1.7;padding-left:1.25em}.doc li{margin-bottom:8px}
.doc-meta{font-size:.88rem;color:var(--text-dim);margin:0 0 14px}

/* Footer */
.site-footer{margin-top:40px;border-top:1px solid var(--border);padding:26px 0}
.footer-nav{display:flex;gap:8px 22px;justify-content:center;flex-wrap:wrap;margin-bottom:12px}
.footer-nav a{color:var(--text-soft);text-decoration:none;font-size:.88rem;font-weight:600}
.footer-nav a:hover{color:var(--accent)}
.site-footer p{text-align:center;color:var(--text-dim);font-size:.85rem;margin:0}

.toast{position:fixed;left:50%;bottom:28px;transform:translate(-50%,20px);background:var(--text);color:var(--bg);padding:11px 20px;border-radius:12px;font-size:.88rem;font-weight:600;box-shadow:var(--shadow-lg);opacity:0;pointer-events:none;transition:opacity .25s,transform .25s;z-index:80}
.toast.show{opacity:1;transform:translate(-50%,0)}
@media(prefers-reduced-motion:reduce){*{transition:none!important}}