/* 365Lab 拼图 · 本站原创样式 · canonical: https://puzzle.365lab.top/ · © 365Lab，克隆请保留本行溯源。 */ :root{ --brand:#4563f0; --brand-2:#7c5bd6; --brand-3:#37b3a6; --brand-4:#e0679b; /* Brand deepened from #4a6cf7 → #4563f0 (R10): #4a6cf7 on #fff was 4.39:1, just under WCAG AA 4.5:1 for normal text. #4563f0 on #fff is 4.89:1, so every brand-as-text label and white-on-brand fill (active tabs/segments, chips, lang button, nav CTA, card numbers) is now AA. Same hue family, near-identical visually. Mirrors the earlier --muted contrast fix. */ --bg:#f5f7fb; --panel:#ffffff; --ink:#1b2333; /* #5b6577 instead of #6b7688: the old value only reached 4.0:1 on the #eef1f7 side panels, below the WCAG AA 4.5:1 floor. */ --muted:#5b6577; --line:#e4e8f0; --line-2:#eef1f6; --chip:#f0f3f9; --shadow:0 1px 2px rgba(20,30,60,.05),0 8px 24px rgba(20,30,60,.06); --shadow-sm:0 1px 2px rgba(20,30,60,.06); --radius:14px; --radius-sm:10px; --checker:repeating-conic-gradient(#e6e8ee 0% 25%,#ffffff 0% 50%) 50%/18px 18px; --topbar-h:60px; } *{box-sizing:border-box} html{scroll-behavior:smooth} body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue","PingFang SC","Microsoft YaHei",sans-serif; color:var(--ink);background:var(--bg);line-height:1.5;-webkit-font-smoothing:antialiased;font-size:15px} a{color:inherit;text-decoration:none} img{max-width:100%;display:block} button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit} h1,h2,h3{line-height:1.25;margin:0} .wrap{max-width:1220px;margin:0 auto;padding:0 18px} .hidden,[hidden]{display:none!important} /* ── top bar ── */ .topbar{position:sticky;top:0;z-index:40;height:var(--topbar-h);background:rgba(255,255,255,.86);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)} .topbar .wrap{height:100%;display:flex;align-items:center;gap:16px} .brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;letter-spacing:.2px} .brand .logo{width:30px;height:30px;border-radius:9px;background:linear-gradient(135deg,var(--brand),var(--brand-2) 55%,var(--brand-4));box-shadow:var(--shadow-sm);position:relative} .brand .logo::after{content:"";position:absolute;inset:7px;border-radius:4px;background: linear-gradient(#fff,#fff) 0 0/45% 45% no-repeat, linear-gradient(#fff,#fff) 100% 0/45% 45% no-repeat, linear-gradient(#fff,#fff) 0 100%/45% 45% no-repeat, linear-gradient(#fff,#fff) 100% 100%/45% 45% no-repeat;opacity:.92} .brand small{display:block;font-size:11px;font-weight:600;color:var(--muted);letter-spacing:0} .topnav{margin-left:auto;display:flex;align-items:center;gap:6px} .topnav a{padding:8px 12px;border-radius:9px;color:var(--muted);font-weight:600;font-size:14px} .topnav a:hover{background:var(--chip);color:var(--ink)} .langbtn{margin-left:6px;padding:8px 14px;border-radius:999px;border:1px solid var(--line);background:#fff;font-weight:700;font-size:13px;color:var(--brand)} .langbtn:hover{border-color:var(--brand)} /* ── hero ── */ .hero{padding:34px 0 10px} .hero h1{font-size:clamp(26px,4.4vw,40px);font-weight:900;letter-spacing:-.4px} .hero h1 .g{background:linear-gradient(120deg,var(--brand),var(--brand-2),var(--brand-4));-webkit-background-clip:text;background-clip:text;color:transparent} .hero p{margin:12px 0 0;color:var(--muted);font-size:clamp(15px,1.6vw,18px);max-width:70ch} .hero .badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px} .hero .badges span{background:#fff;border:1px solid var(--line);border-radius:999px;padding:6px 12px;font-size:13px;font-weight:600;color:#39435a;box-shadow:var(--shadow-sm)} /* ── workbench ── */ .maker{padding:14px 0 30px} .studio{display:grid;grid-template-columns:1fr 380px;gap:16px;align-items:start} @media(min-width:981px){.studio{grid-template-columns:380px 1fr}} /* stage (left) */ .stagewrap{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;position:sticky;top:calc(var(--topbar-h) + 12px)} .toolbar{display:flex;align-items:center;gap:6px;padding:8px 10px;border-bottom:1px solid var(--line-2);flex-wrap:wrap} .modes{display:flex;gap:4px;background:var(--chip);padding:4px;border-radius:11px} .mode-tab{padding:7px 14px;border-radius:8px;font-weight:700;font-size:13px;color:var(--muted)} .mode-tab.on{background:#fff;color:var(--brand);box-shadow:var(--shadow-sm)} .tb-actions{margin-left:auto;display:flex;gap:4px} .iconbtn{width:36px;height:36px;border-radius:9px;border:1px solid var(--line);background:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:15px;color:#39435a} .iconbtn:hover:not(:disabled){border-color:var(--brand);color:var(--brand)} .iconbtn:disabled{opacity:.4;cursor:not-allowed} .iconbtn.danger:hover{border-color:#d1523f;color:#d1523f} .stage{position:relative;height:min(66vh,620px);background: linear-gradient(var(--line-2) 1px,transparent 1px) 0 0/100% 26px, linear-gradient(90deg,var(--line-2) 1px,transparent 1px) 0 0/26px 100%, #fbfcfe;display:grid;place-items:center;overflow:hidden;padding:14px} .frame{position:relative;box-shadow:0 6px 26px rgba(20,30,60,.16);border-radius:6px;background:var(--checker)} #previewCanvas{display:block;border-radius:6px} .overlay{position:absolute;inset:0;pointer-events:none} .overlay .cellframe{position:absolute;pointer-events:auto;border-radius:4px;z-index:3} .overlay .cellframe.empty{border:2px dashed rgba(74,108,247,.5);background:rgba(74,108,247,.06);display:grid;place-items:center} .overlay .cellframe:not(.empty){border:2px solid transparent} .overlay .cellframe:not(.empty):hover{border-color:rgba(74,108,247,.6);cursor:pointer} .cell-add{width:40px;height:40px;border-radius:50%;background:#fff;border:1px solid var(--line);color:var(--brand);font-size:22px;line-height:1;box-shadow:var(--shadow-sm);display:grid;place-items:center} .cell-add:hover{border-color:var(--brand);transform:scale(1.06)} .cell-badge{position:absolute;top:6px;left:8px;font-size:11px;font-weight:700;color:#fff;background:rgba(20,30,60,.4);border-radius:6px;padding:1px 6px} .cell-tools{position:absolute;top:6px;right:6px;display:none;gap:4px} .cellframe:not(.empty):hover .cell-tools{display:flex} .cell-tools button{width:28px;height:28px;border-radius:8px;background:rgba(20,24,40,.72);color:#fff;font-size:13px;display:grid;place-items:center;backdrop-filter:blur(2px)} .cell-tools button:hover{background:var(--brand)} .droptarget{outline:3px solid var(--brand);outline-offset:-3px} /* grid merge */ .gridbase{position:absolute;pointer-events:auto;z-index:2} .gridu{border:2px dashed rgba(120,130,150,.4);border-radius:6px;background:rgba(255,255,255,.02)} .gridu:hover{border-color:rgba(74,108,247,.6)} .gridu.sel{background:rgba(74,108,247,.22);border-color:var(--brand)} .cellframe.merged{border:2px solid rgba(74,108,247,.28);border-radius:8px;background:rgba(74,108,247,.05)} .cellframe.merged:not(.empty){border-color:transparent} /* free canvas */ #freeWrap{position:absolute;inset:0;display:none} #freeWrap canvas{z-index:1} body[data-mode="canvas"] #freeWrap{display:block} .free-tools{position:absolute;left:50%;bottom:12px;transform:translateX(-50%);display:flex;gap:4px;background:rgba(255,255,255,.94);border:1px solid var(--line);border-radius:14px;padding:6px;box-shadow:var(--shadow);z-index:6;max-width:calc(100% - 16px);flex-wrap:wrap;justify-content:center} /* phones: the shrink-to-fit pill collapses to a tall column — anchor full stage width instead */ @media(max-width:720px){.free-tools{left:8px;right:8px;transform:none;max-width:none;bottom:8px}} .free-tools button{width:34px;height:34px;border-radius:9px;font-size:16px;color:#39435a} .free-tools button:hover,.free-tools button.on{background:var(--brand);color:#fff} .thumbs{display:flex;gap:8px;padding:10px 12px;border-top:1px solid var(--line-2);overflow-x:auto;background:#fbfcfe;min-height:64px;align-items:center} .thumb{position:relative;width:52px;height:52px;flex:0 0 auto;border-radius:10px;overflow:hidden;border:1px solid var(--line);cursor:grab;background:#fff} .thumb img{width:100%;height:100%;object-fit:cover} .thumb-x{position:absolute;top:2px;right:2px;width:18px;height:18px;border-radius:50%;background:rgba(20,24,40,.7);color:#fff;font-size:12px;line-height:1;display:grid;place-items:center} .thumb-add{display:grid;place-items:center;font-size:24px;color:var(--brand);border-style:dashed;cursor:pointer} .thumb-add:hover{border-color:var(--brand);background:#f6f8ff} /* controls (right) */ .controls{display:flex;flex-direction:column;gap:12px} .card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);overflow:hidden} .card .body{padding:12px 14px;display:flex;flex-direction:column;gap:12px} .card.collapsed .body{display:none} .dropzone{border:2px dashed var(--line);border-radius:12px;padding:16px;text-align:center;color:var(--muted);font-size:13px;transition:.15s;cursor:pointer} .dropzone:hover,.dropzone.over{border-color:var(--brand);background:#f6f8ff;color:var(--brand)} .fld{display:flex;flex-direction:column;gap:6px} .fld>label{font-size:12.5px;font-weight:600;color:#46536b} .fldrow{display:flex;align-items:center;gap:10px} .fldrow input[type=range]{flex:1;accent-color:var(--brand);height:22px} .fldrow output{min-width:52px;text-align:right;font-variant-numeric:tabular-nums;font-size:12.5px;color:var(--muted);font-weight:600} .fld-inline{flex-direction:row;align-items:center;gap:8px;flex-wrap:wrap} .fld-inline>label{flex:1;min-width:80px} .fld-label{font-size:11px;font-weight:800;color:var(--muted);text-transform:uppercase;letter-spacing:.4px;margin-top:2px} input[type=color]{width:34px;height:30px;border:1px solid var(--line);border-radius:8px;background:#fff;padding:2px;cursor:pointer} input[type=number],input[type=text],select{border:1px solid var(--line);border-radius:9px;padding:8px 10px;font-size:14px;background:#fff;color:var(--ink);width:100%} input:focus,select:focus{outline:2px solid rgba(74,108,247,.35);border-color:var(--brand)} .chk{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:#46536b;cursor:pointer;user-select:none} .chk input{width:17px;height:17px;accent-color:var(--brand)} .switch{position:relative;width:40px;height:22px;flex:0 0 auto} .switch input{opacity:0;width:0;height:0} .switch span{position:absolute;inset:0;background:#cdd4e2;border-radius:999px;transition:.2s} .switch span::before{content:"";position:absolute;width:18px;height:18px;left:2px;top:2px;background:#fff;border-radius:50%;transition:.2s;box-shadow:var(--shadow-sm)} .switch input:checked+span{background:var(--brand)} .switch input:checked+span::before{transform:translateX(18px)} .seg{display:flex;gap:4px;background:var(--chip);padding:4px;border-radius:10px;flex-wrap:wrap} .seg button{flex:1;min-width:52px;padding:7px 10px;border-radius:7px;font-weight:700;font-size:13px;color:var(--muted)} .seg button.on{background:#fff;color:var(--brand);box-shadow:var(--shadow-sm)} .seg.grow button{flex:0 0 auto} .mini{padding:6px 10px;border-radius:8px;border:1px solid var(--line);background:#fff;font-size:12.5px;font-weight:600;color:#46536b} .mini:hover{border-color:var(--brand);color:var(--brand)} .chip{padding:5px 10px;border-radius:8px;border:1px solid var(--line);font-size:12.5px;font-weight:600;color:#46536b} .chip.on{background:var(--brand);color:#fff;border-color:var(--brand)} .presets{display:flex;flex-wrap:wrap;gap:6px} .preset{padding:5px 9px;border-radius:8px;border:1px solid var(--line);font-size:12px;font-weight:600;color:#46536b;background:#fff} .preset:hover{border-color:var(--brand);color:var(--brand)} /* layout picker */ .lcats{display:flex;flex-wrap:wrap;gap:6px} .lcat{padding:6px 11px;border-radius:999px;border:1px solid var(--line);font-size:12.5px;font-weight:700;color:var(--muted);background:#fff} .lcat.on{background:var(--brand);color:#fff;border-color:var(--brand)} .search{position:relative} .search input{padding-left:34px} .search::before{content:"🔍";position:absolute;left:10px;top:50%;transform:translateY(-50%);font-size:14px;opacity:.5} .layouts{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;max-height:320px;overflow:auto;padding:2px} .layout{aspect-ratio:1;border:1px solid var(--line);border-radius:10px;background:#fbfcfe;padding:6px;transition:.12s} .layout:hover{border-color:var(--brand);transform:translateY(-2px)} .layout.on{border-color:var(--brand);box-shadow:0 0 0 2px rgba(74,108,247,.25)} .shapes{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:6px} .shape{aspect-ratio:1;border:1px solid var(--line);border-radius:10px;background:#fff;font-size:16px;color:#46536b;display:grid;place-items:center} .shape:hover{border-color:var(--brand);color:var(--brand)} .shape.on{background:var(--brand);color:#fff;border-color:var(--brand)} .ratios,.aspect{display:flex;flex-wrap:wrap;gap:6px} .ratio{padding:5px 9px;border-radius:8px;border:1px solid var(--line);font-size:12.5px;font-weight:600;color:#46536b;background:#fff} .ratio:hover{border-color:var(--brand);color:var(--brand)} .gridrow{display:flex;align-items:center;gap:8px;font-size:13px;color:#46536b} .gridrow input{width:64px} .dl{display:flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:#46536b} .btn-primary{width:100%;padding:13px;border-radius:11px;background:linear-gradient(120deg,var(--brand),var(--brand-2));color:#fff;font-weight:800;font-size:15px;box-shadow:0 6px 18px rgba(74,108,247,.32);display:flex;align-items:center;justify-content:center;gap:8px;transition:.12s} .btn-primary:hover{filter:brightness(1.05);transform:translateY(-1px)} .btn-primary:disabled{opacity:.6;cursor:default;transform:none} .btnrow{display:flex;gap:8px} .btnrow .mini{flex:1;text-align:center} /* edit modal */ .modal{position:fixed;inset:0;z-index:60;display:none;align-items:center;justify-content:center;padding:16px;background:rgba(16,22,40,.42);backdrop-filter:blur(2px)} .modal.open{display:flex} .modal .box{background:#fff;border-radius:18px;box-shadow:0 20px 60px rgba(10,18,40,.3);max-width:860px;width:100%;max-height:92vh;display:grid;grid-template-columns:340px 1fr;overflow:hidden} .modal .preview{background:var(--checker);display:grid;place-items:center;padding:16px} .modal .preview canvas{border-radius:10px;max-width:100%;height:auto;box-shadow:var(--shadow)} .modal .side{display:flex;flex-direction:column;min-height:0} .modal .side .mhead{display:flex;align-items:center;padding:14px 16px;border-bottom:1px solid var(--line-2)} .modal .side .mhead h3{font-size:15px;font-weight:800} .modal .side .mhead .x{margin-left:auto;width:32px;height:32px;border-radius:9px;font-size:20px;color:var(--muted)} .modal .side .mhead .x:hover{background:var(--chip)} .modal .side .mbody{padding:14px 16px;overflow:auto;display:flex;flex-direction:column;gap:12px} @media(max-width:720px){.modal .box{grid-template-columns:1fr;max-height:94vh}.modal .preview{max-height:34vh}} /* toast */ .toast{position:fixed;left:50%;bottom:26px;transform:translate(-50%,20px);background:#1b2333;color:#fff;padding:11px 18px;border-radius:12px;font-size:14px;font-weight:600;box-shadow:0 12px 30px rgba(0,0,0,.28);opacity:0;pointer-events:none;transition:.22s;z-index:80;max-width:90vw} .toast.show{opacity:1;transform:translate(-50%,0)} .toast.ok{background:#177a4e}.toast.err{background:#c0432f} /* ── content sections ── */ section.content{padding:52px 0;border-top:1px solid var(--line)} section.content h2{font-size:clamp(22px,3vw,30px);font-weight:900;text-align:center;letter-spacing:-.3px} section.content .sub{text-align:center;color:var(--muted);max-width:64ch;margin:10px auto 30px;font-size:16px} .grid-feat{display:grid;grid-template-columns:repeat(3,1fr);gap:16px} @media(max-width:820px){.grid-feat{grid-template-columns:1fr}} .feat{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow-sm);position:relative;overflow:hidden} .feat::before{content:"";position:absolute;left:0;top:0;height:4px;width:100%;background:linear-gradient(90deg,var(--brand),var(--brand-2))} .feat:nth-child(2)::before{background:linear-gradient(90deg,var(--brand-3),var(--brand))} .feat:nth-child(3)::before{background:linear-gradient(90deg,var(--brand-4),var(--brand-2))} .feat:nth-child(4)::before{background:linear-gradient(90deg,var(--brand-2),var(--brand-4))} .feat:nth-child(5)::before{background:linear-gradient(90deg,var(--brand),var(--brand-3))} .feat:nth-child(6)::before{background:linear-gradient(90deg,var(--brand-4),var(--brand))} .feat .ic{font-size:26px} .feat h3{margin:12px 0 6px;font-size:18px;font-weight:800} .feat p{color:var(--muted);margin:0;font-size:14.5px} .steps{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;counter-reset:s} @media(max-width:820px){.steps{grid-template-columns:1fr}} .step{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow-sm)} .step .num{width:34px;height:34px;border-radius:10px;background:var(--chip);color:var(--brand);font-weight:900;display:grid;place-items:center;font-size:16px;margin-bottom:10px} .step h3{font-size:17px;font-weight:800;margin-bottom:6px} .step p{color:var(--muted);font-size:14.5px;margin:0} .faq{max-width:820px;margin:0 auto;display:flex;flex-direction:column;gap:10px} .faq details{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:4px 18px;box-shadow:var(--shadow-sm)} .faq summary{font-weight:700;cursor:pointer;padding:14px 0;list-style:none;display:flex;align-items:center;gap:10px} .faq summary::-webkit-details-marker{display:none} .faq summary::after{content:"+";margin-left:auto;font-size:22px;color:var(--brand);transition:.2s} .faq details[open] summary::after{content:"–"} .faq details p{color:var(--muted);margin:0 0 14px} footer{background:#12172a;color:#c7cede;padding:38px 0 30px;margin-top:20px} footer .wrap{display:flex;flex-wrap:wrap;gap:24px;align-items:flex-start;justify-content:space-between} footer .brand{color:#fff}footer .brand small{color:#8b96b5} footer .fnav{display:flex;gap:18px;flex-wrap:wrap} footer a:hover{color:#fff}footer a{color:#aeb8d2;font-size:14px} footer .cp{width:100%;border-top:1px solid #232a44;padding-top:16px;color:#7f8aa8;font-size:13px} footer .cp a{color:#9aa6c6} /* mobile tweaks */ @media(max-width:980px){ .stagewrap{position:static} .stage{height:min(52vh,420px)} .studio{grid-template-columns:1fr} .controls{order:2} } @media(max-width:520px){ body{font-size:14px} .topnav a:not(.nav-cta){display:none} .layouts{grid-template-columns:repeat(3,minmax(0,1fr))} .stage{padding:8px} } /* ══ HOME PAGE ══ */ .nav-cta{background:var(--brand);color:#fff!important;border-radius:999px;padding:8px 16px;font-weight:700} .nav-cta:hover{filter:brightness(1.06);background:var(--brand)} .hero-home{padding:44px 0 26px} .hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:30px;align-items:center} .hero-home h1{font-size:clamp(28px,4.6vw,46px)} .hero-home p{margin:16px 0 0;font-size:clamp(15px,1.7vw,19px);color:var(--muted);max-width:52ch} .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px} .btn-hero{display:inline-flex;align-items:center;gap:8px;padding:14px 26px;border-radius:13px;font-weight:800;font-size:16px;color:#fff;background:linear-gradient(120deg,var(--brand),var(--brand-2));box-shadow:0 10px 26px rgba(74,108,247,.34);transition:.14s} .btn-hero:hover{transform:translateY(-2px);filter:brightness(1.05)} .btn-hero.ghost{background:#fff;color:var(--brand);border:1px solid var(--line);box-shadow:var(--shadow-sm)} .hero-home .badges{margin-top:22px} .hero-visual{display:grid;place-items:center} .mock{width:min(420px,90%);aspect-ratio:1/1;display:grid;grid-template-columns:repeat(3,1fr);grid-template-rows:repeat(3,1fr);gap:10px;transform:rotate(-3deg);filter:drop-shadow(0 20px 40px rgba(20,30,60,.18))} .mock>div{border-radius:14px} .mock-a{grid-column:1/3;grid-row:1/3;background:linear-gradient(135deg,#4a6cf7,#7c5bd6)} .mock-b{background:linear-gradient(135deg,#e0679b,#e0a13a)} .mock-c{background:linear-gradient(135deg,#37b3a6,#4a6cf7)} .mock-d{grid-column:1/2;background:linear-gradient(135deg,#d1523f,#e0679b)} .mock-e{grid-column:2/4;background:linear-gradient(135deg,#3f9d5a,#37b3a6)} @media(max-width:860px){.hero-grid{grid-template-columns:1fr}.hero-visual{order:-1}.mock{width:min(320px,80%)}} section.content.alt{background:linear-gradient(180deg,#fff,#f2f5fb)} .center-cta{text-align:center;margin-top:26px} /* .reveal hidden state is gated behind html.js (added by home.js) so content stays visible without JS */ html.js .reveal{opacity:0;transform:translateY(16px);transition:opacity .6s,transform .6s} html.js .reveal.in{opacity:1;transform:none} @media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}} /* ══ TOOL PAGE (full-screen studio) ══ */ body.page-tool{overflow:hidden} .tool-topbar{position:static} .back-link{font-weight:700} .tool-shell{height:calc(100vh - var(--topbar-h));height:calc(100dvh - var(--topbar-h));display:flex;min-height:0} .tool-studio{width:100%;grid-template-columns:400px 1fr;gap:0;padding:0;max-width:none;grid-template-rows:minmax(0,1fr)} /* Suppress first-screen CLS: keep the workspace hidden (visibility:hidden still keeps the layout box, so dependent sizes stay correct) until boot() has finished sizing it, then fade in. Elements that are not rendered do not contribute to layout-shift, so the shifts that happen while building the UI are never counted. */ body.preboot .tool-studio{visibility:hidden;opacity:0} .tool-studio{transition:opacity .18s ease} .tool-studio .controls{height:100%;overflow-y:auto;padding:14px;background:#eef1f7;border-right:1px solid var(--line)} .tool-studio .stagewrap{position:static;height:100%;border-radius:0;border:none;box-shadow:none;display:flex;flex-direction:column;background:#fff} .tool-studio .stage{height:100%;min-height:0;display:flex;flex-direction:column} .tool-studio .thumbs{flex:0 0 auto} @media(max-width:900px){ body.page-tool{overflow:auto} .tool-shell{height:auto} .tool-studio{grid-template-columns:1fr} .tool-studio .controls{height:auto;overflow:visible;border-right:none;border-top:1px solid var(--line)} .tool-studio .stagewrap{height:auto} .tool-studio .stage{height:52vh} } /* crop widget */ .cropwrap{display:flex;flex-direction:column;gap:8px} .cropcv{width:100%;max-width:280px;border-radius:10px;background:#0b0f1e;touch-action:none;cursor:crosshair;align-self:center} .cropbar{display:flex;flex-wrap:wrap;gap:5px;justify-content:center} .cropbar .mini{padding:5px 9px;font-size:12px} .crop-empty{color:var(--muted);font-size:13px;text-align:center;padding:10px} /* fullscreen modal */ .fullmodal{position:fixed;inset:0;z-index:70;display:none;background:rgba(8,11,22,.9);align-items:center;justify-content:center} .fullmodal.open{display:flex} .full-inner{display:grid;place-items:center} .fullmodal canvas{border-radius:8px;box-shadow:0 20px 60px rgba(0,0,0,.5);background:var(--checker)} .full-x{position:absolute;top:16px;right:20px;width:44px;height:44px;border-radius:12px;background:rgba(255,255,255,.14);color:#fff;font-size:24px} .full-x:hover{background:rgba(255,255,255,.28)} /* empty-state hint: an inline pill living in the thumbnail row (normal flow — the old full-face overlay on the frame collided with the empty cells' "+" buttons and badges) */ .stage-hint{display:flex;flex-direction:row;align-items:center;gap:10px;margin-left:8px;flex:0 0 auto; background:#fff;border:1px dashed #cfd9f2;border-radius:14px;padding:8px 14px 8px 8px;box-shadow:var(--shadow-sm);pointer-events:none;max-width:100%;text-align:left} .stage-hint .sh-ic{width:34px;height:34px;border-radius:11px;flex:0 0 auto;display:grid;place-items:center;font-size:19px; background:linear-gradient(135deg,#eef3ff,#f6ecfb);box-shadow:inset 0 0 0 1px rgba(69,99,240,.14)} .stage-hint .sh-t{font-weight:800;font-size:14px;color:#46536b;white-space:nowrap} .stage-hint .sh-s{font-size:12.5px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis} @media(max-width:560px){.stage-hint .sh-s{display:none}} .thumb.droptarget{outline:2px solid var(--brand);outline-offset:2px} /* ══ POLISH PASS ══ */ :root{--ring:0 0 0 3px rgba(74,108,247,.22)} *{scrollbar-width:thin;scrollbar-color:#c4ccdb transparent} ::-webkit-scrollbar{width:10px;height:10px} ::-webkit-scrollbar-thumb{background:#c9d1df;border-radius:999px;border:3px solid transparent;background-clip:content-box} ::-webkit-scrollbar-thumb:hover{background:#aeb8cc;background-clip:content-box} :focus-visible{outline:2px solid var(--brand);outline-offset:2px} /* Dark surfaces need a light ring - a blue one is invisible there. */ .to-top:focus-visible,.full-x:focus-visible,.full-dl:focus-visible,.fullmodal :focus-visible{outline-color:#fff} /* cards */ .card{border-radius:16px;transition:box-shadow .2s} .card:hover{box-shadow:var(--shadow)} /* buttons */ .mini,.chip,.preset,.ratio{border-radius:10px;transition:transform .1s,border-color .15s,background .15s,color .15s,box-shadow .15s} .mini:hover,.chip:hover,.preset:hover,.ratio:hover{transform:translateY(-1px)} .mini:active,.chip:active,.preset:active,.ratio:active{transform:translateY(0)} .chip.on,.preset.on,.ratio.on{box-shadow:0 4px 12px rgba(74,108,247,.28)} .btn-primary{border-radius:13px;letter-spacing:.3px} .btn-primary:active{transform:translateY(0)} /* range sliders */ input[type=range]{-webkit-appearance:none;appearance:none;background:transparent;height:24px;cursor:pointer} input[type=range]::-webkit-slider-runnable-track{height:6px;border-radius:999px;background:linear-gradient(90deg,var(--brand) 0%,var(--brand) var(--fill,50%),#e2e7f0 var(--fill,50%),#e2e7f0 100%)} input[type=range]::-moz-range-track{height:6px;border-radius:999px;background:#e2e7f0} input[type=range]::-moz-range-progress{height:6px;border-radius:999px;background:var(--brand)} input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:18px;height:18px;margin-top:-6px;border-radius:50%;background:#fff;border:2px solid var(--brand);box-shadow:0 2px 6px rgba(20,30,60,.2);transition:transform .12s} input[type=range]::-moz-range-thumb{width:16px;height:16px;border-radius:50%;background:#fff;border:2px solid var(--brand);box-shadow:0 2px 6px rgba(20,30,60,.2)} input[type=range]:hover::-webkit-slider-thumb{transform:scale(1.12)} input[type=range]:active::-webkit-slider-thumb{transform:scale(1.2)} /* color inputs */ input[type=color]{-webkit-appearance:none;appearance:none;border:1px solid var(--line);border-radius:9px;padding:0;width:36px;height:32px;overflow:hidden;cursor:pointer} input[type=color]::-webkit-color-swatch-wrapper{padding:3px} input[type=color]::-webkit-color-swatch{border:none;border-radius:6px} /* segmented */ .seg{background:#eef1f7;border-radius:12px} .seg button{border-radius:9px;transition:.14s} .seg button.on{box-shadow:0 2px 8px rgba(20,30,60,.1)} /* layout picker */ .layout{background:linear-gradient(180deg,#fbfcfe,#f2f5fb);border-radius:12px;transition:transform .12s,box-shadow .15s,border-color .15s} .layout:hover{transform:translateY(-3px);box-shadow:var(--shadow)} .layout.on{border-color:var(--brand);box-shadow:0 0 0 2px rgba(74,108,247,.28),var(--shadow)} .lcat{border-radius:999px;transition:.14s} .lcat.on{box-shadow:0 4px 12px rgba(74,108,247,.3)} .shape{border-radius:11px;background:#fff;transition:.14s} .shape:hover{transform:translateY(-2px);box-shadow:var(--shadow-sm)} .shape.on{box-shadow:0 4px 12px rgba(74,108,247,.3)} /* stage + toolbar */ .toolbar{background:linear-gradient(180deg,#fff,#f7f9fd)} .modes{background:#eef1f7;border-radius:12px} .mode-tab{border-radius:9px;transition:.14s} .mode-tab.on{box-shadow:0 2px 8px rgba(74,108,247,.22)} .iconbtn{border-radius:10px;transition:.14s} .iconbtn:hover:not(:disabled){transform:translateY(-1px);box-shadow:var(--shadow-sm)} .stage{background: radial-gradient(circle at 1px 1px, #e3e8f1 1px, transparent 0) 0 0/22px 22px, linear-gradient(180deg,#fbfcfe,#f4f6fb)} .frame{box-shadow:0 10px 40px rgba(20,30,60,.18)} /* thumbnails */ .thumbs{background:linear-gradient(180deg,#f7f9fd,#eef1f7)} .thumb{border-radius:12px;transition:transform .12s,box-shadow .15s} .thumb:hover{transform:translateY(-2px);box-shadow:var(--shadow)} .thumb-add{border-radius:12px} /* edit modal */ .modal .box{border-radius:20px} .modal .preview{background:linear-gradient(135deg,#f3f5fa,#e9edf6)} .modal .side .mhead{background:linear-gradient(180deg,#fbfcfe,#f5f7fc)} /* topbar */ .topbar .brand .logo{box-shadow:0 4px 12px rgba(90,80,210,.35)} .langbtn,.nav-cta{transition:.14s} .langbtn:hover,.nav-cta:hover{transform:translateY(-1px)} /* feature/step cards on home */ .feat,.step{transition:transform .18s,box-shadow .18s} .feat:hover,.step:hover{transform:translateY(-4px);box-shadow:var(--shadow)} @media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}} /* mobile: preview first, then controls */ @media(max-width:900px){ .tool-studio .stagewrap{order:-1} .tool-studio .controls{order:2} } /* active cell highlight while editing */ .cellframe.editing{outline:3px solid var(--brand);outline-offset:-3px;border-radius:8px} /* nicer dropzone */ .dropzone{background:linear-gradient(180deg,#fbfcff,#f5f8ff)} .dropzone:hover,.dropzone.over{background:linear-gradient(180deg,#f3f7ff,#eaf1ff)} /* toast pop */ .toast{animation:none} .toast.show{animation:toastin .22s ease} @keyframes toastin{from{opacity:0;transform:translate(-50%,10px)}to{opacity:1;transform:translate(-50%,0)}} /* unplaced-photos notice */ .thumb-note{flex:0 0 auto;align-self:center;margin-left:6px;font-size:12px;font-weight:600;color:#8a5a12;background:#fff5e6;border:1px solid #f3d9ac;border-radius:999px;padding:6px 12px;white-space:nowrap} /* back to top */ .to-top{position:fixed;right:22px;bottom:22px;width:46px;height:46px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;font-size:20px;font-weight:800;box-shadow:0 10px 26px rgba(74,108,247,.4);display:grid;place-items:center;opacity:0;transform:translateY(16px) scale(.9);pointer-events:none;transition:.24s;z-index:45} .to-top.ontop{opacity:1;transform:none;pointer-events:auto} .to-top:hover{filter:brightness(1.06);transform:translateY(-2px)} @media(prefers-reduced-motion:reduce){.to-top{transition:none}} /* tool topbar status chip */ .status-chip{font-size:12.5px;font-weight:700;color:var(--muted);background:var(--chip);border:1px solid var(--line);border-radius:999px;padding:6px 12px;margin-right:2px;white-space:nowrap;font-variant-numeric:tabular-nums} @media(max-width:520px){.status-chip{display:none}} /* scene presets */ .scenes{display:grid;grid-template-columns:repeat(3,1fr);gap:8px} .scene{display:flex;flex-direction:column;align-items:center;gap:6px;padding:12px 6px;border:1px solid var(--line);border-radius:12px;background:linear-gradient(180deg,#fff,#f6f8fc);font-size:12px;font-weight:700;color:#46536b;transition:.14s} .scene:hover{border-color:var(--brand);transform:translateY(-2px);box-shadow:var(--shadow)} .scene .scene-ic{font-size:20px;line-height:1} @media(max-width:420px){.scenes{grid-template-columns:repeat(2,1fr)}} /* size guide table */ /* shortcuts modal */ .kbdmodal{position:fixed;inset:0;z-index:70;display:none;background:rgba(8,11,22,.5);backdrop-filter:blur(2px);align-items:center;justify-content:center;padding:20px} .kbdmodal.open{display:flex} .kbdbox{background:#fff;border-radius:18px;box-shadow:0 20px 60px rgba(10,18,40,.3);max-width:460px;width:100%;padding:22px 24px} .kbdbox h3{margin:0 0 14px;font-size:18px;font-weight:900} .kbdbox .krow{display:flex;align-items:center;justify-content:space-between;padding:8px 0;border-bottom:1px solid var(--line-2);font-size:14px;color:#46536b} .kbdbox .krow:last-child{border-bottom:none} kbd{background:#eef1f7;border:1px solid var(--line);border-bottom-width:2px;border-radius:6px;padding:2px 8px;font-size:12px;font-family:ui-monospace,monospace;color:#39435a} .kbd-x{position:absolute;top:14px;right:16px;width:34px;height:34px;border-radius:9px;font-size:20px;color:var(--muted)} /* touch devices: cell tools always visible + larger tap targets (≥40px) */ @media(hover:none){ .cellframe:not(.empty) .cell-tools{display:flex} .cell-tools button{width:40px;height:40px;font-size:16px} .cell-add{width:48px;height:48px;font-size:26px} .overlay .cellframe:not(.empty){cursor:pointer} } /* caption position picker */ .posgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;max-width:180px} .poscell{aspect-ratio:1;border:1px solid var(--line);border-radius:9px;background:#fbfcfe;display:grid;place-items:center;transition:.12s} .poscell:hover{border-color:var(--brand)} .poscell.on{border-color:var(--brand);background:#eef3ff;box-shadow:0 0 0 2px rgba(74,108,247,.2)} .poscell .posdot{width:10px;height:10px;border-radius:3px;background:var(--brand);opacity:.55} .poscell.on .posdot{opacity:1} /* caption emoji quick-pick */ .emojirow{display:flex;flex-wrap:wrap;gap:4px} .emoji{width:34px;height:34px;border:1px solid var(--line);border-radius:9px;background:#fff;font-size:18px;line-height:1;display:grid;place-items:center;transition:.12s} .emoji:hover{border-color:var(--brand);transform:translateY(-2px) scale(1.08);box-shadow:var(--shadow-sm)} /* active scene highlight */ .scene.on{border-color:var(--brand);background:#eef3ff;box-shadow:0 0 0 2px rgba(74,108,247,.28)} .scene.on .scene-ic{color:var(--brand)} /* first-run coach */ .coach{position:fixed;left:50%;top:50%;transform:translate(-50%,-50%);z-index:75;display:none;background:#fff;border-radius:18px;box-shadow:0 24px 70px rgba(10,18,40,.35);max-width:440px;width:calc(100% - 32px);padding:26px 26px 22px} .coach.open{display:block} .coach h3{margin:0 0 6px;font-size:20px;font-weight:900} .coach .csteps{display:flex;flex-direction:column;gap:12px;margin:16px 0 20px} .coach .cstep{display:flex;gap:12px;align-items:flex-start} .coach .cstep .cn{flex:0 0 auto;width:26px;height:26px;border-radius:8px;background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;font-weight:800;font-size:13px;display:grid;place-items:center} .coach .cstep b{font-size:14.5px} .coach .cstep p{margin:2px 0 0;font-size:13px;color:var(--muted)} .coach .cbg{position:fixed;inset:0;background:rgba(8,11,22,.5);z-index:-1} /* stage file-drop highlight */ .frame.dropping{outline:3px dashed var(--brand);outline-offset:5px} .frame.dropping::after{content:"";position:absolute;inset:0;background:rgba(74,108,247,.08);border-radius:6px;pointer-events:none} /* annotation layer */ #annoWrap{position:absolute;inset:0;display:none;z-index:5} body.anno-on #annoWrap{display:block} .iconbtn.on{border-color:var(--brand);background:#eef3ff;color:var(--brand);box-shadow:0 0 0 2px rgba(74,108,247,.2)} #annoStickers .emoji{width:38px;height:38px;font-size:20px} /* ══ 3-column tool layout: templates · canvas · inspector ══ */ .page-tool .tool-studio{grid-template-columns:296px minmax(0,1fr) 344px} .page-tool .tool-studio #paneControls{order:1;border-right:1px solid #dde3ee} .page-tool .tool-studio .stagewrap{order:2} .page-tool .tool-studio #paneInspector{order:3;border-left:1px solid #dde3ee;border-right:none} /* NOTE: the old "@media(max-width:1200px){…inspector drops to a full-width row}" * block lived here but was always overridden by the (901px–1200px) block below, * so it never actually applied — removed rather than left as dead CSS. */ /* ══ tool layout fine-tune: widths · colors · spacing ══ */ .page-tool .tool-studio{grid-template-columns:296px minmax(0,1fr) 344px} .page-tool .tool-studio #paneControls,.page-tool .tool-studio #paneInspector{background:linear-gradient(180deg,#edf0f7,#e7ecf5)} .page-tool .tool-studio #paneControls{border-right:1px solid #dde3ee} .page-tool .tool-studio #paneInspector{border-left:1px solid #dde3ee} .page-tool .controls{padding:16px;gap:14px} .page-tool .controls .card{border:1px solid #e3e8f1;border-radius:16px;box-shadow:0 1px 2px rgba(20,30,60,.04)} .page-tool .controls .card .body{padding:15px 16px;gap:13px} /* center canvas breathing room + separation from side panels */ .page-tool .stagewrap{box-shadow:inset 1px 0 0 #eef1f6,inset -1px 0 0 #eef1f6} .page-tool .toolbar{padding:9px 14px;gap:8px} .page-tool .stage{padding:20px} .page-tool .thumbs{padding:11px 14px;gap:9px} .page-tool .thumb{width:54px;height:54px} /* Grid items default to min-width:auto, so a track can never shrink below its * content's min-content size — that pushed the controls pane ~26px past a * 320px viewport. Allowing zero min lets the columns actually collapse. */ .page-tool .tool-studio>*{min-width:0} /* tablet widths */ @media(max-width:1500px) and (min-width:1201px){.page-tool .tool-studio{grid-template-columns:280px minmax(0,1fr) 320px}} /* collapsible cards (headings promoted h3→h2 in R11; rules live in the R11 block) */ /* fix: responsive column overrides must win over the unscoped fine-tune base rule */ @media(max-width:1200px) and (min-width:901px){ .page-tool .tool-studio{grid-template-columns:236px minmax(0,1fr) 276px} .page-tool .tool-studio #paneInspector{grid-column:auto;order:3;border-left:1px solid #dde3ee;border-top:none;height:100%;overflow-y:auto} } @media(max-width:900px){ .page-tool .tool-studio{grid-template-columns:1fr} .page-tool .tool-studio .stagewrap{order:-1} .page-tool .tool-studio #paneControls{order:2;border-right:none;border-top:1px solid #dde3ee} .page-tool .tool-studio #paneInspector{order:3;grid-column:auto;border-left:none;border-top:1px solid #dde3ee;height:auto;overflow:visible} .page-tool .toolbar{flex-wrap:wrap} .page-tool .modes{flex:1 1 auto} .page-tool .tb-actions{flex:1 1 auto;margin-left:0;justify-content:flex-end} .page-tool .mode-tab{white-space:nowrap;padding:7px 10px} } /* ══ POLISH PASS 2 ══ */ /* Preview canvas fills the frame; the display box is owned by CSS (aspect-ratio * on .frame) so its size is stable and never shifts on (re)render — this killed * the first-screen CLS. The drawing buffer is still set by the renderer. */ #previewCanvas{width:100%;height:100%;display:block} /* Toolbar: 9 action buttons overflow a 360px screen, which used to push * "Clear all" out of the (overflow:hidden) bar so it could not be tapped. */ .page-tool .tb-actions{flex-wrap:wrap;justify-content:flex-end} @media(max-width:400px){ .page-tool .toolbar{padding:8px 10px;gap:6px} .page-tool .iconbtn{width:32px;height:32px;font-size:14px} .page-tool .modes{padding:3px} .page-tool .mode-tab{padding:6px 9px;font-size:12px} } /* Background preset swatches */ .bgpresets{display:grid;grid-template-columns:repeat(8,1fr);gap:6px} .bgsw{aspect-ratio:1;min-width:0;border:1px solid var(--line);border-radius:9px;box-shadow:var(--shadow-sm);transition:transform .12s,box-shadow .15s} .bgsw:hover{transform:translateY(-2px);box-shadow:var(--shadow)} @media(max-width:520px){.bgpresets{grid-template-columns:repeat(4,1fr)}} /* Fullscreen preview action bar */ .full-bar{position:absolute;left:50%;bottom:24px;transform:translateX(-50%);display:flex;align-items:center;gap:12px;z-index:2} .full-dl{padding:12px 24px;border-radius:12px;background:#fff;color:var(--brand);font-weight:800;font-size:14px;box-shadow:0 10px 26px rgba(0,0,0,.35)} .full-dl:hover{filter:brightness(1.04);transform:translateY(-1px)} .full-tip{font-size:12px;color:rgba(255,255,255,.6)} @media(max-width:520px){.full-bar{bottom:16px}.full-dl{padding:10px 18px;font-size:13px}.full-tip{display:none}} /* Touch devices: raise every small control to a comfortable tap target. * The existing (hover:none) block only covered cell tools. */ @media(hover:none){ .iconbtn{width:40px;height:40px} .emoji{width:44px;height:44px;font-size:20px} .lcat,.ratio,.chip,.mini{min-height:40px;display:inline-flex;align-items:center} .shape{min-height:44px} .mode-tab{min-height:40px;display:inline-flex;align-items:center} .thumb-x{width:28px;height:28px;font-size:14px} .free-tools button{width:40px;height:40px} .preset{min-height:38px;display:inline-flex;align-items:center} .seg button{min-height:36px} /* Native range inputs render ~22px tall, under the 24px WCAG 2.2 AA target * minimum and fiddly to drag with a thumb. Give them real height on touch. */ input[type=range]{min-height:28px} /* Checkbox rows measured 23px — one pixel under the 24px minimum. */ .chk{min-height:28px;display:inline-flex;align-items:center} } /* iPhone home-indicator / notch safe areas */ @supports (padding:env(safe-area-inset-bottom)){ .page-tool .thumbs{padding-bottom:calc(11px + env(safe-area-inset-bottom))} .page-tool .toolbar{padding-left:calc(14px + env(safe-area-inset-left));padding-right:calc(14px + env(safe-area-inset-right))} .toast{bottom:calc(26px + env(safe-area-inset-bottom))} .full-bar{bottom:calc(24px + env(safe-area-inset-bottom))} } /* POLISH PASS 3 — motion a11y + print (R2: SEO/PWA/perf dimension) */ @media (prefers-reduced-motion: reduce){ *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important} } /* Clean print for doc pages (about / legal) — hide chrome, save ink */ @media print{ .topbar,.toolbar,.thumbs,.toast,.full-bar,.seg,.mode-tab,.btnrow,.footer,.back{display:none!important} .skip-link{display:none!important} body{background:#fff!important} .doc{max-width:100%!important;padding:0!important;color:#000!important} .doc h1,.doc h2,.doc p,.doc li,.doc .en{color:#000!important} .doc a{color:#000!important;text-decoration:underline} .cta{display:none!important} /* tool page: print only the collage, drop the whole control panel */ .page-tool .controls,.page-tool .topnav,.free-tools,.cell-tools{display:none!important} .studio{grid-template-columns:1fr!important;gap:0!important} .stagewrap{position:static!important;border:0!important;box-shadow:none!important;background:#fff!important;overflow:visible!important} .stage{height:auto!important;min-height:0!important;background:#fff!important;border:0!important;box-shadow:none!important;padding:0!important} #previewCanvas{display:block!important;margin:0 auto!important;max-width:100%!important;height:auto!important} @page{margin:18mm} } /* ─═ POLISH PASS 4 — forced-colors / Windows High Contrast (R10) ═─ * The custom controls below signal "selected/on" mainly through background * color, which the OS high-contrast engine flattens to a single system color. * Give the selected state a visible system-color border (Highlight, like native * selection) and outline every unselected control with CanvasText so the two * remain distinguishable. Also force focus rings to a system color — the brand * hex is invisible against an HC canvas. */ @media (forced-colors: active){ /* unselected baseline outline so every control stays bounded */ .mode-tab,.seg button,.chip,.lcat,.ratio,.preset, .shape,.scene,.layout,.iconbtn,.mini,.poscell{ border:1px solid CanvasText; } /* selected/on state: thicker Highlight border + Highlight label */ .mode-tab.on,.seg button.on,.chip.on,.lcat.on,.ratio.on,.preset.on, .shape.on,.scene.on,.layout.on,.iconbtn.on,.mini.on,.poscell.on{ border:2px solid Highlight; color:Highlight; } /* focus rings must stay visible and use a system color in HC */ :focus-visible{outline-color:Highlight} .to-top:focus-visible,.full-x:focus-visible,.full-dl:focus-visible, .fullmodal :focus-visible,.kbd-x:focus-visible{outline-color:Highlight} /* switch: outline the track, mark the checked state, keep the knob visible */ .switch span{border:1px solid CanvasText;background:Canvas!important} .switch input:checked+span{border-color:Highlight} .switch span::before{background:ButtonText;border:1px solid CanvasText} /* range: let the OS render the track/thumb in system colors */ input[type=range]{forced-color-adjust:auto} /* keep the collage frame visible against the HC canvas */ .frame{border:2px solid CanvasText;background:Canvas!important} .stage{background:Canvas!important} /* preserve native rendering of these form controls */ input[type=color],input[type=checkbox]{forced-color-adjust:auto} } /* High-contrast preference (prefers-contrast: more): strengthen a few mid-tone * surfaces so they read on low-contrast displays without changing the design. */ @media (prefers-contrast: more){ .card{border-color:#c4ccdb} .tool-studio .controls,.tool-studio #paneControls,.tool-studio #paneInspector{background:#e7ecf5} .mode-tab.on,.seg button.on,.chip.on,.lcat.on,.shape.on,.scene.on,.layout.on{ box-shadow:0 0 0 2px rgba(69,99,240,.4) } } /* ══ R11: screen-reader semantics ══ * .sr-only: visually hidden but present in the accessibility tree (NOT display:none). * Tool-section headings were promoted from

to

for a correct heading * outline (h1 → h2 → h3); keep their previous

visual treatment so nothing * shifts on screen. */ .sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0} .card>h2{font-size:13px;font-weight:800;color:#39435a;padding:12px 14px;border-bottom:1px solid var(--line-2);display:flex;align-items:center;gap:8px;background:linear-gradient(180deg,#fbfcfe,#f5f7fc);letter-spacing:.2px} .card>h2 .n{width:20px;height:20px;border-radius:6px;background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;font-size:12px;display:grid;place-items:center;box-shadow:0 3px 8px rgba(74,108,247,.35)} .card>h2 .caret{margin-left:auto;color:var(--muted);transition:transform .2s;font-size:12px} .card.collapsed>h2 .caret{transform:rotate(-90deg)} .card.collapsed>h2{border-bottom-color:transparent} .card>h2.card-toggle{cursor:pointer;user-select:none} .card>h2.card-toggle:hover{background:linear-gradient(180deg,#f7f9fd,#eef2f9)} .page-tool .controls .card>h2{padding:13px 16px;font-size:13px;background:linear-gradient(180deg,#fbfcfe,#f4f7fc)} .page-tool .controls .card>h2 .n{width:22px;height:22px;border-radius:7px;font-size:12px} /* ══ R12 (2026-09-21): dialog a11y completed + focus-within polish ══ * Modals already had role="dialog" + aria-modal; this round wired the missing * accessible names (editModal→#editTitle, fullModal→i18n full.title, * kbdModal→#kbdTitle) and adds a subtle focus affordance so keyboard users can * see which field is active. No layout shift (box-shadow / color only). */ .page-tool .controls .fld:focus-within > label, .page-tool .controls .fld-inline:focus-within > label, .page-tool .controls .gridrow:focus-within > label{color:var(--brand)} .page-tool .controls input[type=number]:focus, .page-tool .controls input[type=text]:focus, .page-tool .controls select:focus{box-shadow:0 0 0 3px rgba(74,108,247,.16);border-color:var(--brand)} /* ══ R13 (2026-09-21): skip-to-content link for keyboard / screen-reader users ══ * Visually hidden until focused; jumps to the page's
so keyboard users * don't have to tab through the whole nav first. Fixed so it stays in view at * any scroll position. High-contrast brand chip, sits above the topbar. */ .skip-link{position:fixed;left:12px;top:-64px;z-index:2000;background:var(--brand);color:#fff;padding:10px 16px;border-radius:9px;font-weight:800;font-size:14px;line-height:1;box-shadow:0 8px 22px rgba(20,30,60,.28);transition:top .15s ease} .skip-link:focus,.skip-link:focus-visible{top:12px;outline:3px solid #fff;outline-offset:2px} /* ══ R14 (2026-09-23): bolder visual pass — layered hero, colour domains, richer cards ══ */ /* hero: layered brand wash + faint grid, content lifted above it */ .hero-home{position:relative;overflow:hidden;padding:62px 0 42px;background: radial-gradient(52% 68% at 88% 6%, rgba(124,91,214,.16), transparent 60%), radial-gradient(46% 60% at 4% 20%, rgba(69,99,240,.14), transparent 60%), radial-gradient(38% 52% at 60% 100%, rgba(224,103,155,.10), transparent 60%), linear-gradient(180deg,#eef3ff 0%,#f7f9ff 58%,var(--bg) 100%)} .hero-home::before{content:"";position:absolute;inset:0;pointer-events:none; background:linear-gradient(rgba(69,99,240,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(69,99,240,.05) 1px,transparent 1px); background-size:34px 34px; -webkit-mask-image:linear-gradient(180deg,#000,transparent 82%);mask-image:linear-gradient(180deg,#000,transparent 82%)} .hero-grid{position:relative;z-index:1} .hero-home h1{font-size:clamp(32px,5.4vw,54px);letter-spacing:-.8px} .hero-home .badges span{border-color:#dbe3f5;box-shadow:0 6px 16px rgba(20,30,60,.07)} .btn-hero{box-shadow:0 14px 32px rgba(69,99,240,.36)} /* hero mock: bigger, glossy tiles + language-neutral floating chips */ .hero-visual{position:relative} .mock{width:min(520px,94%);gap:12px;transform:none} .mock>div{box-shadow:inset 0 0 0 1px rgba(255,255,255,.35),0 10px 24px rgba(20,30,60,.14)} .hero-visual::before{content:"250+";position:absolute;top:4%;left:2%;z-index:2;background:#fff;color:var(--brand); font-weight:900;font-size:21px;padding:10px 16px;border-radius:14px;box-shadow:0 14px 30px rgba(69,99,240,.28)} .hero-visual::after{content:"PNG · JPG · WebP";position:absolute;bottom:5%;right:0;z-index:2;background:#1b2333;color:#fff; font-weight:700;font-size:13px;padding:9px 14px;border-radius:12px;box-shadow:0 14px 30px rgba(20,30,60,.32)} @media(max-width:860px){.hero-visual::before,.hero-visual::after{display:none}} /* section headings: gradient underline bar, more air */ section.content{padding:64px 0} section.content h2::after{content:"";display:block;width:64px;height:5px;border-radius:999px; background:linear-gradient(90deg,var(--brand),var(--brand-4));margin:14px auto 0} section.content .sub{margin:14px auto 34px} /* feature cards: icon tiles with per-domain tints */ .feat{padding:24px} .feat .ic{width:52px;height:52px;border-radius:15px;display:grid;place-items:center;font-size:26px; background:linear-gradient(135deg,rgba(69,99,240,.14),rgba(124,91,214,.14));box-shadow:inset 0 0 0 1px rgba(69,99,240,.12)} .feat:nth-child(3n+2) .ic{background:linear-gradient(135deg,rgba(55,179,166,.16),rgba(69,99,240,.12));box-shadow:inset 0 0 0 1px rgba(55,179,166,.14)} .feat:nth-child(3n) .ic{background:linear-gradient(135deg,rgba(224,103,155,.16),rgba(224,161,58,.12));box-shadow:inset 0 0 0 1px rgba(224,103,155,.14)} .feat h3{font-size:18.5px;margin:14px 0 8px} /* guide: deep colour domain with glass step cards + connectors */ #guide{background:linear-gradient(135deg,#141d3a 0%,#232c5c 55%,#3a2b63 100%);border-top:none} #guide h2,#guide .sub{color:#fff} #guide h2::after{background:linear-gradient(90deg,#7c5bd6,#e0679b)} #guide .sub{color:#b9c2e4} #guide .step{position:relative;background:rgba(255,255,255,.97);border-color:transparent;box-shadow:0 18px 40px rgba(8,12,30,.35)} #guide .step .num{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;border-radius:12px;box-shadow:0 6px 14px rgba(69,99,240,.4)} @media(min-width:821px){ #guide .step:not(:last-child)::after{content:"";position:absolute;top:50%;right:-14px;width:10px;height:10px;z-index:2; border-top:3px solid rgba(255,255,255,.55);border-right:3px solid rgba(255,255,255,.55);transform:rotate(45deg)} } /* size table: pill ratios + zebra rows */ /* faq: open state lifts */ .faq details{border-radius:14px;transition:box-shadow .2s,border-color .2s} .faq details[open]{box-shadow:var(--shadow);border-color:#d8e0f2} .faq summary{font-size:15.5px} /* about: tinted band with a floating white panel */ #about{background:linear-gradient(135deg,#eef3ff,#f7effc 60%,#eafaf7);border-top:1px solid var(--line)} #about .wrap{background:#fff;border:1px solid #e2e8f6;border-radius:22px;box-shadow:var(--shadow);padding:40px 28px} /* footer: gradient navy + brand hairline */ footer{position:relative;background:linear-gradient(135deg,#10162b,#1b2347 60%,#251b3f)} footer::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--brand),var(--brand-2),var(--brand-4),var(--brand-3))} /* tool page topbar: subtle depth */ .page-tool .topbar{background:linear-gradient(180deg,#ffffff,#f6f8fd)} /* ══ R25 (2026-09-25): stage contain-fit + inspector cards must not shrink-clip ══ */ .tool-studio .stage{justify-content:center;align-items:center} .page-tool .controls .card{flex:0 0 auto} /* R26: recently-used layouts row above the category chips */ .recent-row{display:flex;align-items:center;gap:6px;flex-wrap:wrap;margin-bottom:8px} .recent-row[hidden]{display:none} .recent-lab{font-size:11px;font-weight:800;color:var(--muted);text-transform:uppercase;letter-spacing:.4px;margin-right:2px} .recent-tile{width:34px;height:34px;padding:4px;border:1px solid var(--line);border-radius:9px;background:#fff;transition:transform .12s,border-color .15s,box-shadow .15s} .recent-tile:hover{border-color:var(--brand);transform:translateY(-2px);box-shadow:var(--shadow-sm)} .recent-tile.on{border-color:var(--brand);box-shadow:0 0 0 2px rgba(74,108,247,.25)} .recent-tile svg{display:block} /* R26: my saved layouts row (grid mode) */ .my-layouts{display:flex;align-items:center;gap:6px;flex-wrap:wrap;margin-top:10px} .my-layouts[hidden]{display:none} .myl-hint{font-size:11px;color:var(--muted);width:100%;order:-1} /* R29: recent-exports strip in the export card */ .export-history{display:flex;align-items:center;gap:6px;flex-wrap:wrap;margin-top:12px} .export-history[hidden]{display:none} .exh-thumb{width:56px;height:56px;padding:0;border:1px solid var(--line);border-radius:10px;overflow:hidden;background:#fff;flex:0 0 auto;transition:transform .12s,border-color .15s,box-shadow .15s} .exh-thumb img{display:block;width:100%;height:100%;object-fit:cover} .exh-thumb:hover{border-color:var(--brand);transform:translateY(-2px);box-shadow:var(--shadow-sm)} /* ══ R31 (2026-09-25): home brush-play demo banner (SVG stroke animation) ══ */ .brush-banner{display:flex;align-items:center;gap:22px;margin-top:26px;padding:22px 26px;border-radius:18px; background:linear-gradient(120deg,#eef3ff,#f7f0ff 55%,#fdeef5);border:1px solid #e2e8f6;box-shadow:var(--shadow-sm)} .brush-banner svg{width:132px;height:99px;flex:0 0 auto} .bb-line{fill:rgba(69,99,240,.07);stroke:var(--brand);stroke-width:2.5;stroke-linecap:round;stroke-dasharray:340;animation:bbdraw 3.4s ease-in-out infinite alternate} .bb-ph{opacity:0;animation:bbpop 4.4s ease-in-out infinite} .bb-1{animation-delay:.5s;fill:#4a6cf7}.bb-2{animation-delay:1.1s;fill:#e0679b}.bb-3{animation-delay:1.7s;fill:#37b3a6} @keyframes bbdraw{from{stroke-dashoffset:340}to{stroke-dashoffset:0}} @keyframes bbpop{0%,8%{opacity:0;transform:scale(.7)}22%,86%{opacity:.92;transform:scale(1)}100%{opacity:0}} .bb-copy{flex:1;min-width:0} .bb-copy b{display:block;font-size:17px;font-weight:900;letter-spacing:-.2px} .bb-copy p{margin:5px 0 0;color:var(--muted);font-size:14px} .brush-banner .btn-hero{padding:11px 18px;font-size:14.5px;flex:0 0 auto} @media(max-width:720px){.brush-banner{flex-direction:column;text-align:center;gap:14px}.brush-banner .btn-hero{width:100%;justify-content:center}} @media(prefers-reduced-motion:reduce){.bb-line{animation:none;stroke-dashoffset:0}.bb-ph{animation:none;opacity:.92}} /* R32: editor prev/next cell stepper (same shape as the sibling close button) */ .mhead .mnav{margin-left:auto;display:flex;gap:2px} .mhead #editClose{margin-left:2px} .mnav .x:disabled{opacity:.35;cursor:default} .mnav .x:disabled:hover{background:none} /* R32: tray highlight while a cell photo is dragged over it (drop = remove from cell) */ .thumbs.tray-drop{background:#e9efff;outline:2px dashed var(--brand);outline-offset:-4px} /* ══ R24 (2026-09-25): guide step glyphs · glossy mock tiles · footer link lift ══ */ .mock>div{position:relative;overflow:hidden} .mock>div::after{content:"";position:absolute;inset:0;border-radius:inherit;background:linear-gradient(150deg,rgba(255,255,255,.34),rgba(255,255,255,0) 46%);pointer-events:none} footer .fnav a{transition:color .15s,transform .15s} footer .fnav a:hover{color:#fff;transform:translateY(-1px)} /* ══ R15 (2026-09-23): scroll-spy nav · layout showcase · richer empty state ══ */ /* nav active section pill (driven by home.js scroll-spy) */ .topnav a.on{background:#e9efff;color:var(--brand)} /* layout showcase */ .show-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px} @media(max-width:820px){.show-grid{grid-template-columns:repeat(2,1fr)}} @media(max-width:460px){.show-grid{grid-template-columns:1fr}} #showcase .show{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:14px;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;gap:12px;transition:transform .16s,box-shadow .16s,border-color .16s} .show:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#cfd9f2} .show b{font-size:15px;font-weight:800;text-align:center;color:#39435a} .ml{display:grid;gap:5px;aspect-ratio:4/3;background:linear-gradient(180deg,#fbfcfe,#f1f4fa);border:1px solid var(--line-2);border-radius:12px;padding:10px} .ml i{border-radius:6px;box-shadow:inset 0 0 0 1px rgba(255,255,255,.35)} .ml i:nth-child(4n+1){background:linear-gradient(135deg,#4a6cf7,#7c5bd6)} .ml i:nth-child(4n+2){background:linear-gradient(135deg,#e0679b,#e0a13a)} .ml i:nth-child(4n+3){background:linear-gradient(135deg,#37b3a6,#4a6cf7)} .ml i:nth-child(4n){background:linear-gradient(135deg,#d1523f,#e0679b)} .ml-3x3{grid-template-columns:repeat(3,1fr);grid-template-rows:repeat(3,1fr)} .ml-lr{grid-template-columns:2fr 1fr;grid-template-rows:1fr 1fr} .ml-lr i:first-child{grid-row:1/3} .ml-tb{grid-template-columns:repeat(3,1fr);grid-template-rows:2fr 1fr} .ml-tb i:first-child{grid-column:1/4} .ml-4{grid-template-columns:1fr 1fr;grid-template-rows:1fr 1fr} .ml-cine{grid-template-columns:1fr 1fr;grid-template-rows:2fr 1fr} .ml-cine i:first-child{grid-column:1/3} .ml-strip{grid-template-columns:repeat(3,1fr)} /* tool page empty-state icon: compact gradient tile inside the bottom pill */ .stage-hint .sh-ic{width:34px;height:34px;border-radius:11px;display:grid;place-items:center;font-size:19px;opacity:1; background:linear-gradient(135deg,#eef3ff,#f6ecfb);box-shadow:inset 0 0 0 1px rgba(69,99,240,.14)} .stage-hint .sh-t{font-size:14px} /* print: showcase tiles print as bordered blocks, keep them compact */ @media print{.show-grid{grid-template-columns:repeat(3,1fr)}.show{box-shadow:none}} /* scroll-spy is JS-driven; without JS the nav keeps its plain hover-only look */ /* print bug fix: .reveal elements never scrolled into view were opacity:0 on paper — blank pages */ @media print{ html.js .reveal{opacity:1!important;transform:none!important} footer{display:none!important} } /* ══ R16 (2026-09-23): FAQ two-column ══ */ @media(min-width:981px){ .faq{max-width:960px;display:block;columns:2;column-gap:16px} .faq details{break-inside:avoid;margin-bottom:10px} } /* about stats band */ .stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:28px 0 6px} @media(max-width:560px){.stats{grid-template-columns:repeat(2,1fr)}} .stat{background:linear-gradient(180deg,#fff,#f7f9ff);border:1px solid #e2e8f6;border-radius:16px;padding:18px 10px;text-align:center;box-shadow:var(--shadow-sm)} .stat b{display:block;font-size:clamp(28px,3.4vw,38px);font-weight:900;letter-spacing:-.5px;line-height:1.1; background:linear-gradient(120deg,var(--brand),var(--brand-2) 60%,var(--brand-4));-webkit-background-clip:text;background-clip:text;color:transparent} .stat span{display:block;margin-top:4px;font-size:13.5px;font-weight:600;color:var(--muted)} /* PWA install pill — same shape as the sibling badges, brand-tinted */ .install-btn{background:linear-gradient(120deg,var(--brand),var(--brand-2));color:#fff;border:none;border-radius:999px;padding:6px 14px;font-size:13px;font-weight:700;font-family:inherit;cursor:pointer;box-shadow:0 8px 20px rgba(69,99,240,.32);transition:.14s} .install-btn:hover{transform:translateY(-1px);filter:brightness(1.05)} /* FAQ tools row */ .faq-tools{display:flex;justify-content:center;margin:-14px 0 18px} .faq-tools .mini{min-width:110px;text-align:center} /* ══ R21: shared doc-page panel — about + legal use ONE source (inline