body{display:flex;min-height:100vh;flex-direction:column}main{flex:1}.mosaic-hero{position:relative;overflow:hidden;padding:58px 0 82px}.mosaic-hero:before,.mosaic-hero:after{position:absolute;border-radius:50%;content:"";pointer-events:none;filter:blur(1px)}.mosaic-hero:before{top:55px;left:-130px;width:330px;height:330px;background:radial-gradient(circle,rgba(108,92,231,.13),transparent 69%)}.mosaic-hero:after{top:280px;right:-160px;width:390px;height:390px;background:radial-gradient(circle,rgba(0,194,168,.12),transparent 68%)}.intro{position:relative;z-index:1;max-width:880px;margin:0 auto 37px;text-align:center}.breadcrumbs{margin-bottom:20px;color:var(--muted);font-size:.82rem}.breadcrumbs a{color:var(--primary);font-weight:800}.breadcrumbs span{margin:0 7px}.intro h1{margin:18px 0 14px;font-size:clamp(2.8rem,8vw,5.5rem);letter-spacing:-.055em}.intro .lead{max-width:780px;margin-inline:auto;font-size:clamp(1rem,2vw,1.18rem);line-height:1.75}.hero-pills{display:flex;justify-content:center;gap:10px;flex-wrap:wrap;margin-top:21px}.hero-pills span{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border:1px solid rgba(108,92,231,.12);border-radius:99px;color:#55546b;background:rgba(255,255,255,.72);font-size:.78rem;font-weight:750}.hero-pills b{color:var(--accent)}
.mosaic-studio{position:relative;z-index:2;overflow:hidden;border:1px solid var(--border);border-radius:28px;background:rgba(255,255,255,.96);box-shadow:0 32px 90px rgba(44,38,104,.17)}.studio-toolbar{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:16px 19px;border-bottom:1px solid var(--border);background:rgba(250,250,255,.92)}.studio-title,.studio-title>span:last-child{display:flex;align-items:center}.studio-title{gap:11px}.studio-title>span:last-child{align-items:flex-start;flex-direction:column}.studio-title strong{font-size:.88rem}.studio-title small{margin-top:3px;color:var(--muted);font-size:.71rem}.live-dot{width:10px;height:10px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 6px rgba(0,194,168,.1);animation:pulse 2s ease-in-out infinite}.toolbar-actions{display:flex;gap:9px}.quiet-button,.upload-button,.reset-button,.tile-upload,.surprise-button,.compare-button,.download-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;font:800 .78rem/1 var(--font,inherit);cursor:pointer;transition:transform .2s,box-shadow .2s,background .2s}.quiet-button,.upload-button{min-height:41px;padding:0 15px;border-radius:12px}.quiet-button{border:1px solid var(--border);color:#4c4866;background:#fff}.upload-button{color:#fff;background:linear-gradient(135deg,var(--primary),#8b5cf6);box-shadow:0 9px 22px rgba(108,92,231,.22)}.quiet-button:hover,.upload-button:hover,.surprise-button:hover,.download-button:hover{transform:translateY(-2px)}
.studio-grid{display:grid;grid-template-columns:360px minmax(0,1fr);min-height:680px}.controls{padding:24px;border-right:1px solid var(--border);background:linear-gradient(180deg,#fff,#fbfaff)}.control-heading,.control-heading>span{display:flex;align-items:center}.control-heading{justify-content:space-between;gap:12px;margin-bottom:16px}.control-heading>span{gap:10px}.control-heading strong{font-size:.84rem}.step-badge{display:grid;width:29px;height:29px;place-items:center;border-radius:9px;color:var(--primary);background:#efedff;font-size:.65rem;font-weight:900}.reset-button{padding:7px 9px;color:var(--muted);background:transparent}.reset-button:hover{color:var(--primary);background:#f2f0ff}.mode-switch{display:grid;grid-template-columns:1fr 1fr;gap:8px}.mode-switch button{display:flex;align-items:center;gap:9px;min-width:0;padding:11px;border:1px solid var(--border);border-radius:14px;color:#59576c;background:#fff;text-align:left;cursor:pointer;transition:.2s}.mode-switch button.active{border-color:rgba(108,92,231,.5);color:#29263c;background:#f5f2ff;box-shadow:0 8px 20px rgba(76,62,154,.09)}.mode-switch strong,.mode-switch small{display:block}.mode-switch strong{font-size:.72rem}.mode-switch small{margin-top:3px;color:var(--muted);font-size:.6rem;white-space:nowrap}.mode-icon{display:grid;flex:0 0 auto;width:31px;height:31px;grid-template-columns:1fr 1fr;gap:2px;padding:4px;border-radius:9px;background:#eeebff}.mode-icon i{border-radius:2px;background:var(--primary)}.color-icon i:nth-child(2){background:#f472b6}.color-icon i:nth-child(3){background:#2dd4bf}.color-icon i:nth-child(4){background:#fbbf24}.photo-icon i:nth-child(1){background:#93c5fd}.photo-icon i:nth-child(2){background:#fb7185}.photo-icon i:nth-child(3){background:#34d399}.photo-icon i:nth-child(4){background:#a78bfa}.tile-library{display:none;margin-top:12px;padding:13px;border:1px dashed rgba(108,92,231,.25);border-radius:14px;background:#faf9ff}.controls.photo-mode .tile-library{display:grid;grid-template-columns:1fr auto;align-items:center;gap:8px}.tile-library>div strong,.tile-library>div span{display:block}.tile-library>div strong{font-size:.71rem}.tile-library>div span{margin-top:3px;color:var(--muted);font-size:.64rem}.tile-upload{padding:9px 10px;border-radius:10px;color:var(--primary);background:#ece9ff}.tile-upload span{font-size:1rem}.tile-library>small{grid-column:1/-1;color:var(--muted);font-size:.62rem;line-height:1.5}.section-rule{height:1px;margin:21px 0;background:var(--border)}
.range-list{display:grid;gap:16px}.range-list label>span{display:flex;justify-content:space-between;gap:12px;margin-bottom:8px;color:#3d3a50;font-size:.71rem;font-weight:750}.range-list output{color:var(--primary);font-size:.67rem}.range-list input{width:100%;height:5px;accent-color:var(--primary)}.shape-fieldset{padding:0;margin:20px 0 0;border:0}.shape-fieldset legend{margin-bottom:9px;color:#3d3a50;font-size:.71rem;font-weight:750}.shape-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:6px}.shape-grid button{display:grid;place-items:center;gap:6px;min-height:61px;padding:7px 4px;border:1px solid var(--border);border-radius:11px;color:var(--muted);background:#fff;font:750 .61rem/1 var(--font,inherit);cursor:pointer}.shape-grid button.active{border-color:rgba(108,92,231,.45);color:var(--primary);background:#f3f0ff}.shape-grid i{display:block;width:17px;height:17px;background:currentColor}.shape-rounded{border-radius:5px}.shape-circle{border-radius:50%}.shape-diamond{transform:rotate(45deg) scale(.78)}.color-row{margin-top:16px}.color-row>label{display:flex;align-items:center;justify-content:space-between;color:#3d3a50;font-size:.71rem;font-weight:750}.color-control{display:flex;align-items:center;gap:7px;padding:4px 8px 4px 4px;border:1px solid var(--border);border-radius:10px;background:#fff}.color-control input{width:28px;height:25px;padding:0;border:0;border-radius:7px;background:transparent;cursor:pointer}.color-control b{font-size:.62rem}.surprise-button{width:100%;min-height:41px;margin-top:17px;border-radius:12px;color:#634ecb;background:linear-gradient(90deg,#f0edff,#fdf0fa);box-shadow:inset 0 0 0 1px rgba(108,92,231,.12)}
.preview-panel{display:flex;min-width:0;flex-direction:column;padding:24px;background:radial-gradient(circle at 90% 10%,rgba(236,72,153,.08),transparent 27%),radial-gradient(circle at 10% 92%,rgba(0,194,168,.08),transparent 29%),#f5f4fb}.preview-heading,.preview-heading>span:first-child,.preview-heading>span:first-child>span:last-child{display:flex;align-items:center}.preview-heading{justify-content:space-between;gap:12px;margin-bottom:15px}.preview-heading>span:first-child{gap:10px}.preview-heading>span:first-child>span:last-child{align-items:flex-start;flex-direction:column}.preview-heading strong{font-size:.83rem}.preview-heading small{margin-top:3px;color:var(--muted);font-size:.68rem}.live-badge{display:inline-flex;align-items:center;gap:6px;padding:6px 9px;border:1px solid rgba(0,194,168,.15);border-radius:99px;color:#008b79;background:rgba(0,194,168,.08);font-size:.59rem;font-weight:900;letter-spacing:.09em}.live-badge i{width:6px;height:6px;border-radius:50%;background:var(--accent)}.canvas-stage{position:relative;display:grid;min-height:535px;flex:1;place-items:center;overflow:hidden;border:1px solid rgba(37,34,72,.12);border-radius:20px;background-color:#dcdae8;background-image:linear-gradient(45deg,#c8c5d7 25%,transparent 25%),linear-gradient(-45deg,#c8c5d7 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#c8c5d7 75%),linear-gradient(-45deg,transparent 75%,#c8c5d7 75%);background-position:0 0,0 9px,9px -9px,-9px 0;background-size:18px 18px;cursor:pointer}.canvas-stage canvas,.original-preview{position:absolute;max-width:calc(100% - 34px);max-height:500px;object-fit:contain;filter:drop-shadow(0 20px 30px rgba(25,21,64,.22));transition:opacity .18s,transform .3s}.original-preview{width:auto;height:auto;opacity:0;pointer-events:none}.original-preview.show{opacity:1}.canvas-stage.compare canvas{opacity:0}.canvas-stage.dragging{outline:3px solid rgba(108,92,231,.35);outline-offset:-7px}.canvas-stage.dragging .drop-overlay{opacity:1;transform:scale(1)}.drop-overlay{position:absolute;inset:18px;z-index:4;display:flex;align-items:center;justify-content:center;flex-direction:column;border:2px dashed rgba(255,255,255,.78);border-radius:16px;color:#fff;background:rgba(38,32,88,.83);opacity:0;pointer-events:none;transform:scale(.98);transition:.2s}.drop-overlay strong{font-size:1.15rem}.drop-overlay small{margin-top:7px;color:rgba(255,255,255,.72)}.stage-hint{position:absolute;right:12px;bottom:11px;padding:7px 10px;border-radius:9px;color:#fff;background:rgba(23,24,42,.7);font-size:.61rem;font-weight:750;backdrop-filter:blur(7px)}.rendering{position:absolute;z-index:5;display:none;align-items:center;gap:8px;padding:10px 13px;border-radius:11px;color:#fff;background:rgba(23,24,42,.82);font-size:.68rem;font-weight:800}.rendering.show{display:flex}.rendering i{width:12px;height:12px;border:2px solid rgba(255,255,255,.35);border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite}.preview-actions{display:grid;grid-template-columns:auto 105px minmax(190px,1fr);gap:9px;margin-top:13px}.compare-button,.preview-actions label,.download-button{min-height:48px;border-radius:13px}.compare-button{padding:0 13px;border:1px solid var(--border);color:#4f4c65;background:#fff}.compare-button.active{color:var(--primary);background:#f0edff}.preview-actions label{display:flex;align-items:center;justify-content:center;flex-direction:column;border:1px solid var(--border);background:#fff}.preview-actions label span{color:var(--muted);font-size:.56rem;font-weight:750}.preview-actions select{padding:2px;border:0;color:#322e49;background:transparent;font:800 .7rem var(--font,inherit)}.download-button{justify-content:space-between;padding:0 10px 0 17px;color:#fff;background:linear-gradient(135deg,var(--primary),#8b5cf6);box-shadow:0 12px 25px rgba(108,92,231,.24)}.download-button b{display:grid;width:30px;height:30px;place-items:center;border-radius:9px;background:rgba(255,255,255,.16)}.privacy-note{margin:11px 0 0;color:var(--muted);font-size:.65rem;text-align:center}
.content-section{padding:74px 0}.content-section.alt{border-block:1px solid var(--border);background:rgba(255,255,255,.5)}.content{max-width:1030px}.content h2{margin:0 0 14px;font-size:clamp(1.8rem,4vw,2.55rem);letter-spacing:-.04em}.content>p,.try-head p{max-width:790px;margin:0;color:var(--muted);line-height:1.75}.benefit-grid,.tips-grid,.try-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px;margin-top:29px}.benefit-card,.tips-grid article,.try-card{padding:23px;border:1px solid var(--border);border-radius:19px;background:#fff;box-shadow:0 11px 33px rgba(45,39,104,.055)}.benefit-icon{display:grid;width:43px;height:43px;place-items:center;border-radius:13px;color:var(--primary);background:#efedff;font-size:.73rem;font-weight:900}.benefit-card h3,.tips-grid h3{margin:15px 0 8px;font-size:1rem}.benefit-card p,.tips-grid p{margin:0;color:var(--muted);font-size:.84rem;line-height:1.67}.steps{display:grid;gap:13px;margin:27px 0 0;padding:0;list-style:none}.steps li{display:flex;gap:16px;padding:19px;border:1px solid var(--border);border-radius:16px;background:rgba(255,255,255,.82)}.steps li>span{display:grid;flex:0 0 auto;width:34px;height:34px;place-items:center;border-radius:11px;color:#fff;background:linear-gradient(135deg,var(--primary),#ec4899);font-weight:900}.steps strong{display:block;margin:1px 0 5px}.steps p{margin:0;color:var(--muted);line-height:1.65}.tips-grid{grid-template-columns:repeat(2,1fr)}.tips-grid h3{margin-top:0}.faq{display:grid;gap:10px;margin-top:26px}.faq details{border:1px solid var(--border);border-radius:15px;background:#fff}.faq summary{padding:18px 46px 18px 19px;font-weight:800;cursor:pointer;list-style:none}.faq summary::-webkit-details-marker{display:none}.faq summary:after{float:right;margin-right:-28px;color:var(--primary);font-size:1.15rem;content:"+"}.faq details[open] summary:after{content:"−"}.faq details p{margin:0;padding:0 19px 19px;color:var(--muted);line-height:1.7}.try-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px}.try-head h2{margin-bottom:8px}.all-tools-link{flex:0 0 auto;color:var(--primary);font-size:.82rem;font-weight:850}.try-grid{grid-template-columns:repeat(4,1fr)}.try-card{display:flex;align-items:center;gap:12px;padding:18px;transition:.22s}.try-card:hover{transform:translateY(-4px);border-color:rgba(108,92,231,.24);box-shadow:0 18px 39px rgba(45,39,104,.1)}.try-icon{display:grid;flex:0 0 auto;width:43px;height:43px;place-items:center;border-radius:12px;color:var(--primary);background:#efedff;font-size:.67rem;font-weight:900}.try-card>span:last-child,.try-card strong,.try-card small{display:block}.try-card strong{font-size:.78rem}.try-card small{margin-top:4px;color:var(--muted);font-size:.67rem;line-height:1.4}.toast{position:fixed;right:22px;bottom:22px;z-index:50;padding:12px 16px;border-radius:12px;color:#fff;background:#242136;box-shadow:0 18px 48px rgba(16,14,34,.3);font-size:.75rem;font-weight:750;opacity:0;pointer-events:none;transform:translateY(18px);transition:.28s}.toast.show{opacity:1;transform:translateY(0)}.confetti{position:fixed;inset:0;z-index:49;overflow:hidden;pointer-events:none}.confetti i{position:absolute;top:-20px;width:8px;height:13px;border-radius:2px;animation:confetti-fall 1.3s cubic-bezier(.2,.75,.35,1) forwards}
@keyframes pulse{50%{box-shadow:0 0 0 9px rgba(0,194,168,0)}}@keyframes spin{to{transform:rotate(360deg)}}@keyframes confetti-fall{to{transform:translate3d(var(--drift),105vh,0) rotate(720deg)}}
@media(max-width:1000px){.studio-grid{grid-template-columns:330px minmax(0,1fr)}.controls,.preview-panel{padding:19px}.canvas-stage{min-height:500px}.try-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:820px){.studio-grid{grid-template-columns:1fr}.controls{border-right:0;border-bottom:1px solid var(--border)}.canvas-stage{min-height:570px}.preview-panel{min-height:690px}.range-list{grid-template-columns:1fr 1fr}.shape-fieldset,.color-row,.surprise-button{max-width:100%}}
@media(max-width:600px){.mosaic-hero{padding:45px 0 58px}.intro h1{font-size:clamp(2.55rem,15vw,4.2rem)}.mosaic-studio{border-radius:21px}.studio-toolbar{align-items:flex-start;flex-direction:column;padding:15px}.toolbar-actions{width:100%}.quiet-button,.upload-button{flex:1}.controls,.preview-panel{padding:15px}.mode-switch{grid-template-columns:1fr}.range-list{grid-template-columns:1fr}.canvas-stage{min-height:390px;border-radius:15px}.canvas-stage canvas,.original-preview{max-width:calc(100% - 18px);max-height:355px}.preview-panel{min-height:0}.preview-actions{grid-template-columns:1fr 92px}.download-button{grid-column:1/-1}.stage-hint{display:none}.content-section{padding:53px 0}.benefit-grid,.tips-grid,.try-grid{grid-template-columns:1fr}.try-head{align-items:flex-start;flex-direction:column}.footer-inner{gap:14px;text-align:center}.toast{right:12px;bottom:12px;left:12px;text-align:center}}
@media(prefers-reduced-motion:reduce){.live-dot,.rendering i,.confetti i{animation:none}.quiet-button,.upload-button,.surprise-button,.download-button,.try-card,.canvas-stage canvas{transition:none}}