:root{color-scheme:dark;--bg:#08090d;--panel:#11141b;--panel2:#171b24;--line:#252b37;--text:#f5f7fb;--muted:#9299a8;--accent:#9cff57;--accent2:#55e7ff;--danger:#ff6178;--radius:22px;--safe-top:env(safe-area-inset-top);--safe-bottom:env(safe-area-inset-bottom)}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{margin:0;min-height:100%;background:radial-gradient(circle at 80% -10%,#1b2330 0,transparent 30%),var(--bg);font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"SF Pro Display","Segoe UI",sans-serif;color:var(--text)}body{padding-bottom:calc(28px + var(--safe-bottom));overscroll-behavior-y:none}.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;padding:calc(12px + var(--safe-top)) 16px 12px;background:rgba(8,9,13,.82);backdrop-filter:blur(18px);border-bottom:1px solid rgba(255,255,255,.06)}h1,h2,p{margin:0}.topbar h1{font-size:21px;line-height:1.05}.eyebrow{font-size:10px;letter-spacing:.14em;font-weight:800;color:var(--muted);margin-bottom:5px}.status{display:inline-flex;gap:7px;align-items:center;border:1px solid var(--line);border-radius:999px;padding:7px 10px;font-size:12px;font-weight:700;background:#0d1016}.status i{width:8px;height:8px;border-radius:50%;background:var(--muted)}.status.ready i{background:var(--accent);box-shadow:0 0 14px rgba(156,255,87,.6)}.status.busy i{background:#ffd65a;animation:pulse 1s infinite}.status.error i{background:var(--danger)}@keyframes pulse{50%{opacity:.35}}.app-shell{max-width:760px;margin:0 auto;padding:14px;display:grid;gap:14px}.card{background:linear-gradient(180deg,rgba(23,27,36,.96),rgba(15,18,24,.96));border:1px solid var(--line);border-radius:var(--radius);padding:17px;box-shadow:0 14px 35px rgba(0,0,0,.18)}.hero{position:relative;overflow:hidden;min-height:190px;display:flex;align-items:center;padding-right:120px}.hero h2{font-size:27px;letter-spacing:-.035em;line-height:1.02;margin:12px 0 9px;max-width:430px}.hero p,.backend-body p{font-size:13px;line-height:1.55;color:var(--muted)}.pill{display:inline-flex;padding:6px 10px;border-radius:999px;background:rgba(156,255,87,.1);border:1px solid rgba(156,255,87,.22);color:var(--accent);font-size:11px;font-weight:800}.hero-orb{position:absolute;right:-36px;top:16px;width:154px;height:154px;border-radius:50%;border:1px solid rgba(85,231,255,.22);background:radial-gradient(circle at 40% 35%,rgba(85,231,255,.3),rgba(156,255,87,.04) 45%,transparent 68%);transform:rotate(-20deg)}.hero-orb:before,.hero-orb:after,.hero-orb span{content:"";position:absolute;inset:22px;border:1px solid rgba(255,255,255,.18);transform:rotate(45deg);border-radius:18px}.hero-orb:after{inset:46px;transform:rotate(15deg)}.hero-orb span{inset:64px;border-radius:7px;background:rgba(156,255,87,.45);box-shadow:0 0 28px rgba(156,255,87,.35)}.section-head{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:14px}.section-head h2{font-size:20px;letter-spacing:-.02em}.ghost,.secondary,.primary,.mode-switch button{font:inherit;color:inherit;border:0;cursor:pointer}.ghost{background:#0d1016;border:1px solid var(--line);border-radius:12px}.small{padding:8px 10px;font-size:12px;font-weight:700}.upload-grid{display:grid;grid-template-columns:1.25fr 1fr 1fr;gap:9px}.upload-slot{position:relative;aspect-ratio:.78;overflow:hidden;border-radius:17px;background:#0b0e13;border:1px dashed #323946;display:flex;align-items:flex-end;padding:12px;cursor:pointer;min-width:0}.upload-slot.required{border-color:rgba(156,255,87,.35)}.upload-slot input,.file-button input{display:none}.upload-slot img{display:none;position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.upload-slot.has-image img{display:block}.upload-slot.has-image:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 35%,rgba(0,0,0,.75))}.upload-copy{position:relative;z-index:2;display:grid;gap:2px;min-width:0}.upload-copy b{font-size:14px}.upload-copy small{font-size:10px;color:#b7bdc9;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.plus{position:absolute;z-index:2;right:10px;top:10px;width:27px;height:27px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.1);backdrop-filter:blur(8px);font-size:18px}.field{display:grid;gap:7px}.field span{font-size:11px;font-weight:800;color:#b8bfca}.field em{font-style:normal;font-weight:500;color:#707887}.field input,.field select,.field textarea{width:100%;border:1px solid var(--line);background:#0b0e13;color:var(--text);border-radius:13px;padding:12px 13px;font:inherit;font-size:14px;outline:none}.field textarea{resize:vertical;min-height:78px}.field input:focus,.field select:focus,.field textarea:focus{border-color:#526071;box-shadow:0 0 0 3px rgba(85,231,255,.06)}.topgap{margin-top:14px}.mode-switch{display:grid;grid-template-columns:1fr 1fr;background:#0b0e13;padding:5px;border-radius:15px;border:1px solid var(--line);gap:5px}.mode-switch button{background:transparent;border-radius:11px;padding:11px 10px;display:grid;gap:2px;text-align:left}.mode-switch button b{font-size:13px}.mode-switch button small{font-size:10px;color:var(--muted)}.mode-switch button.active{background:var(--panel2);box-shadow:0 4px 12px rgba(0,0,0,.22)}.mode-switch button.active b{color:var(--accent)}.settings-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}.hint{border:1px solid var(--line);background:#0b0e13;border-radius:13px;padding:11px 12px;color:var(--muted);font-size:11px;line-height:1.5}.primary{width:100%;min-height:54px;border-radius:16px;background:linear-gradient(135deg,var(--accent),#d8ff72);color:#101509;font-weight:900;padding:0 16px;display:flex;align-items:center;justify-content:space-between;box-shadow:0 10px 25px rgba(156,255,87,.12)}.primary:disabled{opacity:.45}.primary b{font-size:23px}.progress-box{margin-top:14px;padding:12px;border:1px solid var(--line);border-radius:14px;background:#0b0e13}.hidden{display:none!important}.progress-head{display:flex;justify-content:space-between;font-size:11px;margin-bottom:9px;color:var(--muted)}.progress-track{height:6px;border-radius:999px;background:#202632;overflow:hidden}.progress-track i{display:block;width:0;height:100%;background:linear-gradient(90deg,var(--accent),var(--accent2));transition:width .25s ease}.viewer-card{padding-bottom:13px}.viewer{position:relative;height:min(58vh,480px);min-height:330px;border-radius:18px;overflow:hidden;background:radial-gradient(circle at 50% 25%,#202733,#0a0c11 63%);border:1px solid var(--line);touch-action:none}.viewer canvas{width:100%;height:100%;display:block}.viewer-empty{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:7px;padding:25px;color:var(--muted);pointer-events:none}.viewer-empty b{color:#d8dce4}.viewer-empty span{font-size:11px;max-width:230px;line-height:1.4}.wire-cube{width:62px;height:62px;border:1px solid rgba(85,231,255,.5);transform:rotate(30deg) skew(-8deg);margin-bottom:13px;box-shadow:inset 0 0 30px rgba(85,231,255,.05),0 0 25px rgba(85,231,255,.08)}.viewer-help{position:absolute;left:50%;bottom:10px;transform:translateX(-50%);padding:6px 9px;border-radius:999px;background:rgba(0,0,0,.5);backdrop-filter:blur(8px);font-size:9px;color:#b9c0cb;white-space:nowrap;pointer-events:none}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:10px}.stats div{border:1px solid var(--line);background:#0c0f14;border-radius:12px;padding:10px;display:grid;gap:3px}.stats small{font-size:9px;color:var(--muted)}.stats strong{font-size:13px}.export-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:9px}.secondary{min-height:64px;border:1px solid var(--line);background:#0c0f14;border-radius:14px;padding:11px;display:grid;gap:3px;text-align:left;align-content:center}.secondary b{font-size:13px}.secondary small{font-size:9px;color:var(--muted)}.secondary:disabled{opacity:.35}.file-button{cursor:pointer}.backend-card{padding:0;overflow:hidden}.backend-card summary{list-style:none;cursor:pointer;padding:16px 17px;display:flex;align-items:center;justify-content:space-between}.backend-card summary::-webkit-details-marker{display:none}.backend-card summary b{font-size:14px}.backend-card summary>span{font-size:26px;color:var(--muted);transition:transform .2s}.backend-card[open] summary>span{transform:rotate(90deg)}.backend-body{display:grid;gap:12px;padding:0 17px 17px;border-top:1px solid var(--line);padding-top:14px}.full{width:100%;text-align:center;display:block;min-height:45px}.toast{position:fixed;z-index:100;left:50%;bottom:calc(18px + var(--safe-bottom));transform:translate(-50%,20px);max-width:calc(100vw - 28px);padding:11px 14px;border-radius:13px;background:#f0f3f7;color:#11151c;font-size:12px;font-weight:800;box-shadow:0 12px 32px rgba(0,0,0,.38);opacity:0;pointer-events:none;transition:.2s}.toast.show{opacity:1;transform:translate(-50%,0)}.toast.error{background:#ffdbe1;color:#6e1223}
@media(max-width:430px){.app-shell{padding:10px;gap:10px}.card{border-radius:19px;padding:14px}.hero{min-height:178px;padding-right:94px}.hero h2{font-size:23px}.hero p{font-size:12px}.hero-orb{right:-58px;width:145px;height:145px}.upload-grid{grid-template-columns:1.16fr 1fr 1fr;gap:7px}.upload-slot{padding:9px;border-radius:14px}.upload-copy small{font-size:9px}.settings-grid{gap:8px}.viewer{min-height:310px}.export-grid{gap:7px}.secondary{padding:9px}}
@media(min-width:700px){.hero{min-height:220px}.upload-slot{aspect-ratio:1}.viewer{height:500px}}