:root{color-scheme:dark;--bg:#090b0e;--p:#11151a;--p2:#171c22;--ln:#29313a;--tx:#f4f7fa;--mu:#99a5b2;--gold:#f3aa2c;--gold2:#ffd36b;--cy:#26c9f4;--cy2:#7fe5ff;--ok:#9de2b0;--r:18px;--gg:linear-gradient(135deg,#ffd36b,#f3aa2c)}
*{box-sizing:border-box}[hidden]{display:none!important}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--tx);font-family:Inter,system-ui,-apple-system,"Segoe UI",Arial,sans-serif;min-height:100vh;line-height:1.45;overflow-x:hidden}
body:before{content:"";position:fixed;inset:0;pointer-events:none;background:radial-gradient(800px 460px at 12% -8%,#f3aa2c26,transparent 60%),radial-gradient(760px 480px at 100% 0,#26c9f424,transparent 60%),radial-gradient(900px 500px at 50% 120%,#f3aa2c14,transparent 60%)}
.dots{position:fixed;inset:0;pointer-events:none;opacity:.5;background-image:radial-gradient(#ffffff14 1.2px,transparent 1.4px);background-size:22px 22px;-webkit-mask-image:linear-gradient(180deg,#000,transparent 70%);mask-image:linear-gradient(180deg,#000,transparent 70%)}
button{font:inherit;color:inherit;cursor:pointer}
/* top */
.top{position:sticky;top:0;z-index:30;display:flex;align-items:center;justify-content:space-between;gap:14px;padding:10px 22px;background:#090b0ee6;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--ln)}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none;color:var(--tx)}
.brand img{border-radius:10px;box-shadow:0 0 18px #f3aa2c44}
.brand-name{font-weight:800;letter-spacing:.26em;font-size:14px;white-space:nowrap}.brand-name b{background:var(--gg);-webkit-background-clip:text;background-clip:text;color:transparent}
.brand-pill{font-size:10.5px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;padding:5px 10px;border-radius:999px;color:var(--cy2);border:1px solid #26c9f455;background:#26c9f414}
.top-note{font-size:12.5px;font-weight:700;background:var(--gg);-webkit-background-clip:text;background-clip:text;color:transparent}
/* layout */
.studio{position:relative;z-index:2;display:grid;grid-template-columns:372px minmax(0,1fr);gap:20px;max-width:1500px;margin:0 auto;padding:20px 18px 40px;align-items:start}
.panel{position:sticky;top:78px;max-height:calc(100vh - 96px);overflow:auto;padding:6px 18px 18px;border-radius:24px;background:linear-gradient(180deg,#171c22f2,#11151af2);border:1px solid var(--ln);box-shadow:0 18px 50px #0008;scrollbar-width:thin;scrollbar-color:#2a323b transparent;animation:rise .7s cubic-bezier(.2,.8,.2,1) both}
.step{padding:16px 0;border-bottom:1px solid #222a32}.step:last-of-type{border-bottom:0}
.step h2{display:flex;align-items:center;gap:10px;margin:0 0 12px;font-size:12px;font-weight:800;letter-spacing:.16em;text-transform:uppercase;color:var(--cy2)}
.step h2 i{font-style:normal;font-size:11px;padding:3px 7px;border-radius:7px;background:#f3aa2c1c;color:var(--gold2);border:1px solid #f3aa2c44;letter-spacing:.04em}
.color-name{margin-left:auto;color:var(--mu);font-weight:700;letter-spacing:.04em;text-transform:none;font-size:12.5px}
/* productos */
.products{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.prod{position:relative;display:flex;flex-direction:column;align-items:center;gap:6px;padding:14px 8px 11px;border-radius:14px;border:1px solid var(--ln);background:#0b0e12;font-weight:700;font-size:13.5px;transition:.2s}
.prod svg{width:38px;height:38px;fill:none;stroke:var(--mu);stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round;transition:.25s}
.prod:hover{border-color:var(--gold);transform:translateY(-2px)}.prod:hover svg{stroke:var(--gold2)}
.prod.on{border-color:var(--gold);background:#f3aa2c14;box-shadow:0 0 0 3px #f3aa2c1f,0 10px 26px #f3aa2c1f;color:var(--gold2)}.prod.on svg{stroke:var(--gold2);transform:scale(1.08) rotate(-4deg)}
/* colores */
.swatches{display:flex;flex-wrap:wrap;gap:10px}
.sw{position:relative;width:38px;height:38px;border-radius:50%;border:2px solid #3a4450;padding:0;transition:.2s;box-shadow:0 4px 12px #0006,inset 0 0 0 2px #0000002a}
.sw:hover{transform:scale(1.14);border-color:var(--gold2)}
.sw.on{border-color:var(--gold2);transform:scale(1.14);box-shadow:0 0 0 3px #f3aa2c55,0 0 22px #f3aa2c88}
.sw.custom{background:conic-gradient(#f00,#ff0,#0f0,#0ff,#00f,#f0f,#f00);overflow:hidden}.sw.custom input{position:absolute;inset:-6px;width:60px;height:60px;opacity:0;cursor:pointer}
/* subida */
.drop{display:flex;flex-direction:column;align-items:center;gap:3px;text-align:center;padding:20px 14px;border-radius:16px;border:1.5px dashed #4a5663;background:#0b0e12;cursor:pointer;transition:.25s}
.drop strong{font-size:15px}.drop small{color:var(--mu);font-size:12px}.drop-ico{display:grid;place-items:center;width:42px;height:42px;margin-bottom:4px;border-radius:50%;background:#f3aa2c1c;color:var(--gold2);font-size:19px;font-weight:800;animation:float 3s ease-in-out infinite}
.drop:hover,.drop.over{border-color:var(--gold);background:#f3aa2c12;box-shadow:0 0 24px #f3aa2c26}
.design-chip{display:flex;align-items:center;gap:10px;margin-top:10px;padding:8px 10px;border-radius:12px;background:#0b0e12;border:1px solid var(--ln)}
.design-chip img{width:40px;height:40px;object-fit:contain;border-radius:8px;background:repeating-conic-gradient(#222a32 0 25%,#171c22 0 50%) 0 0/12px 12px}
.design-chip span{flex:1;font-size:13px;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.mini{width:28px;height:28px;border-radius:8px;border:1px solid var(--ln);background:transparent;color:var(--mu)}.mini:hover{color:#ff9aa5;border-color:#7a2c38}
/* controles */
.seg{display:grid;grid-auto-flow:column;grid-auto-columns:1fr;gap:4px;padding:4px;border-radius:12px;background:#0b0e12;border:1px solid var(--ln);margin-bottom:6px}
.seg button{border:0;background:transparent;border-radius:9px;padding:9px 8px;font-size:13px;font-weight:700;color:var(--mu);transition:.2s}
.seg button:hover{color:var(--tx)}.seg button.on{background:var(--gg);color:#171000;box-shadow:0 5px 16px #f3aa2c44}
.rng{display:block;margin-top:14px;font-size:12.5px;font-weight:600;color:var(--mu)}.rng span{display:flex;justify-content:space-between;margin-bottom:6px}.rng output{color:var(--gold2);font-variant-numeric:tabular-nums}
input[type=range]{-webkit-appearance:none;appearance:none;width:100%;height:6px;border-radius:9px;background:linear-gradient(90deg,var(--gold) var(--v,50%),#262e37 var(--v,50%));outline:0;margin:0}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:20px;height:20px;border-radius:50%;background:var(--gg);border:2px solid #171000;box-shadow:0 0 0 3px #f3aa2c44,0 3px 10px #0008;cursor:pointer}
input[type=range]::-moz-range-thumb{width:18px;height:18px;border-radius:50%;background:#f3aa2c;border:2px solid #171000;cursor:pointer}
.ghost.small{margin-top:14px;padding:9px 14px;border-radius:10px;border:1px solid var(--ln);background:transparent;font-size:12.5px;font-weight:700;color:var(--mu);transition:.2s}.ghost.small:hover{border-color:var(--cy);color:var(--cy2)}
.chips{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.chips button,.chip-file{display:flex;flex-direction:column;align-items:center;gap:6px;padding:9px 4px;border-radius:12px;border:1px solid var(--ln);background:#0b0e12;font-size:12px;font-weight:700;cursor:pointer;transition:.2s;color:var(--mu)}
.chips s{display:grid;place-items:center;width:34px;height:22px;border-radius:7px;border:1px solid #ffffff22;text-decoration:none;font-size:12px}
.chips .checker{background:repeating-conic-gradient(#3a4450 0 25%,#1b2127 0 50%) 0 0/8px 8px}
.chips button:hover,.chip-file:hover{border-color:var(--gold);color:var(--tx)}.chips button.on{border-color:var(--gold);background:#f3aa2c14;color:var(--gold2)}
.fine{font-size:12px;color:var(--mu);margin:10px 0 0}.foot{text-align:center;margin-top:14px}
/* botones */
.actions{display:grid;gap:10px;padding-top:6px}
.btn{position:relative;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--ln);border-radius:13px;padding:15px 22px;font-weight:800;font-size:15px;overflow:hidden;background:var(--p2);transition:transform .15s,box-shadow .25s}
.btn:hover{transform:translateY(-2px)}.btn:active{transform:scale(.97)}.btn span{position:relative;z-index:1}
.btn.gold{background:var(--gg);color:#171000;border-color:transparent;box-shadow:0 8px 28px #f3aa2c3a}.btn.gold:hover{box-shadow:0 12px 38px #f3aa2c66}
.btn.gold:after{content:"";position:absolute;top:0;left:-70%;width:50%;height:100%;background:linear-gradient(100deg,transparent,#ffffff77,transparent);transform:skewX(-20deg);animation:shine 3.4s infinite}
.btn.ghost{background:transparent;color:var(--mu)}.btn.ghost:hover{border-color:var(--cy);color:var(--tx)}
/* escenario */
.stage{position:sticky;top:78px;display:flex;flex-direction:column;gap:12px;padding:14px;border-radius:26px;background:linear-gradient(180deg,#171c22f2,#11151af2);border:1px solid var(--ln);box-shadow:0 18px 50px #0008;animation:rise .7s .1s cubic-bezier(.2,.8,.2,1) both}
.stage:before{content:"";position:absolute;inset:-1px;border-radius:27px;padding:1px;pointer-events:none;opacity:.55;background:conic-gradient(from var(--a,0deg),#f3aa2c,#26c9f4,#f3aa2c);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;animation:spin 7s linear infinite}
@property --a{syntax:"<angle>";inherits:false;initial-value:0deg}@keyframes spin{to{--a:360deg}}
.stage-bar{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}
.modes{margin:0;grid-auto-columns:auto}.modes button{padding:9px 16px}
.stage-tools{display:flex;gap:8px}
.icon-btn{width:40px;height:40px;border-radius:12px;border:1px solid var(--ln);background:#0b0e12;font-size:18px;font-weight:700;transition:.2s}
.icon-btn:hover{border-color:var(--gold);color:var(--gold2)}.icon-btn[aria-pressed=true]{border-color:var(--gold);background:#f3aa2c18;color:var(--gold2)}.icon-btn[aria-pressed=true]{animation:none}
.viewport{position:relative;height:min(calc(100vh - 230px),760px);min-height:420px;border-radius:20px;overflow:hidden;border:1px solid var(--ln);background:radial-gradient(ellipse 70% 60% at 50% 38%,#26313d,#10151b 62%,#090b0e);background-size:cover;background-position:center;touch-action:none;cursor:grab}
.viewport:active{cursor:grabbing}
.viewport.bg-light{background:radial-gradient(ellipse 70% 60% at 50% 40%,#ffffff,#e4e8ee 70%,#cfd5dd)}
.viewport.bg-gold{background:radial-gradient(ellipse 70% 60% at 50% 40%,#ffe49a,#f3aa2c 75%,#c98412)}
.viewport.bg-cyan{background:radial-gradient(ellipse 70% 60% at 50% 40%,#b8f1ff,#26c9f4 75%,#1288ab)}
.viewport.bg-clear{background:repeating-conic-gradient(#2a323b 0 25%,#1b2127 0 50%) 0 0/22px 22px}
.viewport.bg-image{background-color:#10151b}
.viewport canvas{position:absolute;inset:0;width:100%;height:100%;display:block;touch-action:none}
#photo{inset:auto;left:0;top:0;width:100%;height:auto;pointer-events:none}
.viewport.photo-mode{cursor:default}
/* caja de selección del diseño */
.sel{position:absolute;inset:0;pointer-events:none;z-index:4}
.sel svg{position:absolute;inset:0;width:100%;height:100%;overflow:visible}
.sel polygon{fill:#f3aa2c14;stroke:#f3aa2c;stroke-width:1.6;stroke-dasharray:7 5;filter:drop-shadow(0 0 4px #000a)}
.hdl{position:absolute;left:-8px;top:-8px;width:16px;height:16px;border-radius:5px;background:var(--gg);border:2px solid #171000;box-shadow:0 0 0 2px #f3aa2c66,0 3px 10px #0009}
.sel-label{position:absolute;left:0;top:0;display:flex;flex-direction:column;align-items:center;padding:6px 12px;border-radius:12px;background:#090b0ef0;border:1px solid #f3aa2c88;box-shadow:0 8px 24px #0008;white-space:nowrap;line-height:1.25}
.sel-label b{font-size:14px;color:var(--gold2)}.sel-label small{font-size:11px;color:var(--ok);font-weight:700}.sel-label.warn small{color:#ffb4bd}
.size-info{margin:12px 0 0;padding:9px 12px;border-radius:11px;background:#0b0e12;border:1px solid var(--ln);font-size:12.5px;color:var(--mu)}.size-info b{color:var(--gold2);font-size:14px}
.hint{position:absolute;left:50%;bottom:22px;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:1px;padding:10px 20px;border-radius:999px;background:#090b0ecc;backdrop-filter:blur(10px);border:1px solid #f3aa2c66;pointer-events:none;transition:opacity .6s;text-align:center;white-space:nowrap}
.hint b{font-size:14px}.hint small{color:var(--mu);font-size:11.5px}.hand{position:absolute;top:-22px;font-size:22px;animation:swipe 2.2s ease-in-out infinite}
.hint.gone{opacity:0}
.loading{position:absolute;inset:0;display:grid;place-items:center;background:#090b0e;font-weight:800;letter-spacing:.18em;text-transform:uppercase;font-size:13px;color:var(--gold2);transition:opacity .5s}.loading.gone{opacity:0;pointer-events:none}
.stage-foot{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.views{display:flex;gap:6px}
.views button{padding:9px 16px;border-radius:999px;border:1px solid var(--ln);background:#0b0e12;font-size:13px;font-weight:700;color:var(--mu);transition:.2s}
.views button:hover{border-color:var(--cy);color:var(--tx)}.views button.on{border-color:var(--gold);color:var(--gold2);background:#f3aa2c14}
.spin{flex:1;min-width:160px;display:flex;align-items:center;gap:12px;font-size:12px;font-weight:800;color:var(--mu);letter-spacing:.1em}
.toast{position:fixed;left:50%;bottom:26px;transform:translateX(-50%);z-index:90;background:var(--p2);border:1px solid var(--gold);padding:12px 20px;border-radius:999px;font-weight:700;font-size:14px;box-shadow:0 12px 40px #000a;animation:rise .4s}
@keyframes rise{from{opacity:0;transform:translateY(22px)}to{opacity:1;transform:none}}
@keyframes float{50%{transform:translateY(-5px)}}
@keyframes shine{0%,55%{left:-70%}100%{left:130%}}
@keyframes swipe{0%,100%{transform:translateX(-26px) rotate(-8deg)}50%{transform:translateX(26px) rotate(8deg)}}
.toast{animation-name:fadein}@keyframes fadein{from{opacity:0}}
/* celular / tablet */
@media(max-width:1020px){
  .studio{grid-template-columns:1fr;padding:12px 12px 30px}
  .stage{position:sticky;top:58px;z-index:10;order:-1;padding:10px;border-radius:20px;background:#11151af7}
  .viewport{height:min(56vh,520px);min-height:300px}
  .panel{position:static;max-height:none;overflow:visible}
  .top{padding:9px 14px}.brand-pill,.top-note{display:none}
  .stage-bar{gap:8px}.modes button{padding:8px 12px;font-size:12.5px}.icon-btn{width:36px;height:36px}
  .hint{bottom:12px;padding:8px 16px}.hint small{display:none}
}
@media(max-width:480px){.brand-name{letter-spacing:.18em;font-size:12.5px}.views button{padding:8px 12px}.stage-tools{gap:6px}#zoomOut,#zoomIn{display:none}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important}}

.bgscale{flex:1 1 100%;order:3}.bgscale output{color:var(--gold2);margin-left:4px}@media(min-width:700px){.bgscale{flex:1 1 220px;order:0}}