*{box-sizing:border-box}html,body{margin:0;min-height:100%;background:radial-gradient(circle at top left,rgba(255,123,189,.2),transparent 28rem),radial-gradient(circle at top right,rgba(91,124,250,.2),transparent 28rem),#f8fbff;color:#1b1f2a;font-family:ui-rounded,"Avenir Next","Nunito",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}a{color:inherit;text-decoration:none}button{font:inherit}.shell{width:min(1180px,calc(100% - 32px));margin:0 auto;padding:22px 0 40px}.topbar{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:26px}.brand{display:flex;align-items:center;gap:12px;font-weight:900;letter-spacing:-.04em;font-size:clamp(1.5rem,4vw,2.25rem);cursor:pointer}.brand-badge{display:grid;place-items:center;width:52px;height:52px;border-radius:18px;background:linear-gradient(135deg,#5b7cfa,#ff7bbd);box-shadow:0 12px 30px rgba(20,31,56,.1);color:white;font-size:1.7rem}.nav{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.btn{border:0;background:#1b1f2a;color:#fff;border-radius:999px;padding:12px 18px;font-weight:800;cursor:pointer;box-shadow:0 8px 18px rgba(20,31,56,.14)}.btn.primary{background:linear-gradient(135deg,#5b7cfa,#3656d8)}.btn.soft{background:white;color:#1b1f2a;border:1px solid #e6ebf5}.btn.danger{background:#ff4d6d}.hero{background:rgba(255,255,255,.78);border:1px solid #e6ebf5;border-radius:34px;padding:clamp(18px,4vw,30px);box-shadow:0 12px 30px rgba(20,31,56,.1);margin-bottom:18px}.hero.compact{padding:18px 24px}.hero h1{margin:0;font-size:clamp(2rem,6vw,3.8rem);line-height:1;letter-spacing:-.065em}.section-title{margin:10px 0 16px;font-size:1.8rem;letter-spacing:-.04em}.grid{display:grid;gap:16px}.category-grid{grid-template-columns:repeat(auto-fill,220px);align-items:stretch}.page-grid{grid-template-columns:repeat(auto-fill,minmax(240px,1fr));align-items:start}.card{background:rgba(255,255,255,.86);border:1px solid #e6ebf5;border-radius:28px;padding:18px;box-shadow:0 12px 30px rgba(20,31,56,.1)}.category-card{width:220px;min-height:150px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;cursor:pointer;transition:transform .16s ease,box-shadow .16s ease}.category-card:hover,.page-card:hover{transform:translateY(-3px);box-shadow:0 18px 40px rgba(20,31,56,.14)}.category-icon{font-size:3rem;line-height:1}.category-card h2{margin:12px 0 0;letter-spacing:-.04em;font-size:1.35rem}.page-card{cursor:pointer;padding:12px;border-radius:24px}.page-thumb{width:100%;height:330px;display:grid;place-items:center;background:#fff;border:1px solid #e6ebf5;border-radius:18px;overflow:hidden}.page-thumb img{width:100%;height:100%;object-fit:contain;padding:10px}.placeholder{color:#677085;padding:20px;text-align:center;font-weight:800}.color-layout{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:16px;align-items:start}.canvas-card{background:#fff;border:1px solid #e6ebf5;border-radius:28px;padding:12px;box-shadow:0 12px 30px rgba(20,31,56,.1);touch-action:none}.canvas{display:block;width:100%;height:auto;border-radius:20px;background:#fff;touch-action:none}.toolbar{position:sticky;top:14px;display:grid;gap:14px}.palette-row-wrap{display:grid;grid-template-columns:38px minmax(0,1fr) 38px;gap:8px;align-items:center}.scroll-btn{height:46px;width:38px;border:0;border-radius:16px;background:#eef2ff;color:#3656d8;font-size:1.35rem;font-weight:900;cursor:pointer;box-shadow:0 4px 10px rgba(20,31,56,.1)}.palette-scroll{overflow-x:auto;overflow-y:hidden;padding:6px 2px 12px;-webkit-overflow-scrolling:touch;scrollbar-width:none;max-width:100%}.palette-scroll::-webkit-scrollbar{display:none}.palette{display:flex;gap:12px;width:max-content}.palette-divider{display:flex;align-items:center;align-self:stretch;padding:0 4px;color:#677085;font-size:.78rem;font-weight:1000;text-transform:uppercase;letter-spacing:.06em}.palette-divider:before,.palette-divider:after{content:"";display:block;width:1px;height:36px;background:#dfe6f3}.palette-divider span{padding:0 7px;white-space:nowrap}.swatch{width:62px;height:62px;flex:0 0 62px;border-radius:22px;border:5px solid white;box-shadow:inset 0 0 0 1px rgba(0,0,0,.18),0 5px 14px rgba(0,0,0,.14);cursor:pointer;position:relative}.swatch.active{outline:5px solid #1b1f2a;transform:scale(1.05)}.swatch.glitter:after{content:"✦";position:absolute;right:7px;top:4px;color:white;text-shadow:0 1px 3px #000;font-size:18px}.tool-row{display:grid;grid-template-columns:1fr 1fr;gap:10px}.gallery-list{display:grid;gap:14px}.gallery-item{display:grid;grid-template-columns:90px 1fr auto;gap:14px;align-items:center}.gallery-item img{width:90px;height:70px;object-fit:contain;border:1px solid #e6ebf5;border-radius:16px;background:#fff;cursor:pointer}.empty{color:#677085;line-height:1.5}.modal-backdrop{position:fixed;inset:0;background:rgba(16,22,36,.55);display:grid;place-items:center;z-index:9000;padding:20px}.modal{width:min(440px,100%);background:white;border-radius:30px;padding:26px;box-shadow:0 30px 90px rgba(0,0,0,.25);text-align:center}.modal h2{margin:0 0 10px;font-size:2rem;letter-spacing:-.05em}.modal p{margin:0 0 18px;color:#677085;line-height:1.45}.modal-actions{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}.viewer-modal{width:min(960px,96vw);max-height:92vh;display:flex;flex-direction:column}.viewer-modal img{max-width:100%;max-height:72vh;object-fit:contain;border-radius:20px;background:#fff;border:1px solid #e6ebf5}.confetti-piece{position:fixed;top:-40px;z-index:9999;pointer-events:none;border-radius:4px;animation:confetti-fall 3.2s cubic-bezier(.13,.74,.27,1) forwards}.confetti-burst{position:fixed;left:50%;top:48%;width:14px;height:14px;border-radius:50%;z-index:9999;pointer-events:none;animation:confetti-burst 1.2s ease-out forwards}.completion-banner{position:fixed;left:50%;top:18%;transform:translateX(-50%);z-index:10000;background:linear-gradient(135deg,#ff7bbd,#5b7cfa);color:white;border-radius:999px;padding:18px 28px;font-size:clamp(1.3rem,4vw,2.4rem);font-weight:1000;letter-spacing:-.05em;box-shadow:0 22px 60px rgba(20,31,56,.25);animation:banner-pop 3s ease forwards;white-space:nowrap}@keyframes banner-pop{0%{transform:translateX(-50%) scale(.6);opacity:0}12%{transform:translateX(-50%) scale(1.1);opacity:1}80%{transform:translateX(-50%) scale(1);opacity:1}100%{transform:translateX(-50%) scale(.9);opacity:0}}@keyframes confetti-fall{0%{transform:translate3d(0,-40px,0) rotate(0deg);opacity:1}100%{transform:translate3d(var(--drift),110vh,0) rotate(1080deg);opacity:0}}@keyframes confetti-burst{0%{transform:translate(-50%,-50%) scale(.3);opacity:1}100%{transform:translate(calc(-50% + var(--x)),calc(-50% + var(--y))) scale(1.2);opacity:0}}@media(max-width:960px){.color-layout{grid-template-columns:1fr}.toolbar{position:sticky;bottom:0;top:auto;z-index:50;background:rgba(248,251,255,.96);backdrop-filter:blur(12px);border:1px solid #e6ebf5;border-radius:24px;padding:10px;margin-top:10px}.toolbar .card{box-shadow:none}.topbar{align-items:flex-start;flex-direction:column}.category-grid{grid-template-columns:repeat(auto-fill,minmax(170px,1fr))}.category-card{width:auto}.page-grid{grid-template-columns:repeat(auto-fill,minmax(190px,1fr))}.page-thumb{height:280px}.swatch{width:64px;height:64px;flex-basis:64px}}@media(max-width:520px){.shell{width:min(100% - 20px,1180px);padding-bottom:10px}.tool-row{grid-template-columns:repeat(4,1fr);gap:7px}.tool-row .btn{padding:10px 6px;font-size:.8rem}.gallery-item{grid-template-columns:70px 1fr}.gallery-item .nav{grid-column:1/-1}.page-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.page-thumb{height:240px}.category-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.category-card{min-height:130px}.category-icon{font-size:2.6rem}.color-layout{gap:10px}.toolbar .card{padding:12px}.toolbar h2{display:none}.swatch{width:52px;height:52px;flex-basis:52px;border-radius:18px}.palette-row-wrap{grid-template-columns:32px minmax(0,1fr) 32px}.scroll-btn{width:32px;height:40px}.palette-divider span{font-size:.68rem;padding:0 5px}.hero h1{font-size:2rem}}