/* StlColor — own design.
   Theme: warm sunset palette, glass layering, rounded generous spacing.
   Desktop: left sidebar + viewport. Mobile: viewport full + sliding drawer. */

/* ── Font ───────────────────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@400;500;600;700;800&family=IBM+Plex+Mono:wght@400;500&display=swap');

/* ── Vars: dark sunset ──────────────────────────────────────────── */
:root{
  --bg:#0b0d14;
  --sf:#141828;
  --sf2:#1c2138;
  --sf3:#262d48;
  --bd:#2f3756;
  --tx:#eef1fa;
  --txd:#8a92b4;
  --txmute:#5a6285;
  --ac:#ff7849;        /* coral */
  --ac2:#ffaa3c;       /* amber */
  --ac3:#4fd1c5;       /* teal */
  --ag:rgba(255,120,73,.14);
  --ag-strong:rgba(255,120,73,.22);
  --ok:#4fd1c5;
  --err:#ff4e6a;
  /* Filament channels — kept true for printing, not used in brand UI */
  --cy:#00bcd4;
  --mg:#e91e63;
  --yl:#fdd835;
  /* radii + shadows */
  --r:10px;
  --r-lg:14px;
  --r-xl:20px;
  --sh-s:0 1px 2px rgba(0,0,0,.3);
  --sh-m:0 4px 16px rgba(0,0,0,.35);
  --sh-l:0 12px 40px rgba(0,0,0,.45);
}
/* Light mode */
body.light{
  --bg:#f2f2f0;
  --sf:#ffffff;
  --sf2:#f4f5f9;
  --sf3:#e8ebf2;
  --bd:#d6dce8;
  --tx:#181c2c;
  --txd:#4a5478;
  --txmute:#7e88a6;
  --ac:#e05a2b;
  --ac2:#d87a1c;
  --ac3:#2fa79b;
  --ag:rgba(224,90,43,.12);
  --ag-strong:rgba(224,90,43,.2);
}

*{margin:0;padding:0;box-sizing:border-box}
html,body{height:100%;overflow:hidden}
body{font-family:'Outfit',system-ui,sans-serif;background:var(--bg);color:var(--tx);width:100vw;height:100vh;-webkit-font-smoothing:antialiased;touch-action:none}

/* ── App shell ─────────────────────────────────────────────────── */
#app{display:flex;height:100vh;width:100vw;position:relative}
#toolbar{width:312px;min-width:312px;background:var(--sf);border-right:1px solid var(--bd);display:flex;flex-direction:column;overflow-y:auto;z-index:10;scrollbar-width:thin;scrollbar-color:var(--sf3) var(--sf)}
#toolbar::-webkit-scrollbar{width:6px}
#toolbar::-webkit-scrollbar-track{background:var(--sf)}
#toolbar::-webkit-scrollbar-thumb{background:var(--sf3);border-radius:3px}

/* Viewport */
#vp{flex:1;position:relative;background:radial-gradient(ellipse at center,#121628 0%,var(--bg) 70%);overflow:hidden}
body.light #vp{background:radial-gradient(ellipse at center,#fafbff 0%,var(--bg) 70%)}
#tc{display:block;width:100%;height:100%;touch-action:none}

/* ── Sidebar header ────────────────────────────────────────────── */
.thdr{padding:18px 22px;border-bottom:1px solid var(--bd);display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo{display:flex;align-items:center;gap:4px}
.logo-text{font-size:22px;font-weight:700;letter-spacing:.3px;color:var(--tx);display:flex;align-items:center;font-variant-ligatures:none;-webkit-font-variant-ligatures:none}
.logo-text::before{content:"";display:inline-block;width:22px;height:22px;margin-right:10px;border-radius:6px;background:conic-gradient(from 0deg,var(--ac),var(--ac2),var(--ac3),var(--ac));transform:rotate(-8deg);flex-shrink:0}
.logo-text::first-letter{color:var(--ac)}
.logo-3d{color:var(--ac);font-weight:700;font-size:20px;margin-left:3px}
.thdr-right{margin-left:auto;text-align:right}
.thdr-sub{font-size:11px;color:var(--txd);text-decoration:none;transition:color .2s}
.thdr-sub:hover{color:var(--ac)}
.rev-orange{color:var(--ac2)}

/* ── Section ──────────────────────────────────────────────────── */
.sec{padding:14px 22px;border-bottom:1px solid var(--bd)}
.stl{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:1.4px;color:var(--txmute);margin-bottom:12px}
.ht{font-size:11px;color:var(--txd);line-height:1.55;margin:4px 0 8px}
.li{font-size:11px;color:var(--txd);margin-top:8px;font-family:'IBM Plex Mono',monospace;line-height:1.6}
.li span{color:var(--tx)}

/* ── File upload zone ──────────────────────────────────────────── */
#ua{border:2px dashed var(--bd);border-radius:var(--r-lg);padding:22px 14px;text-align:center;cursor:pointer;transition:all .2s;background:var(--sf2)}
#ua:hover{border-color:var(--ac);background:var(--ag);transform:translateY(-1px)}
#ua.hf{border-color:var(--ac3);border-style:solid;padding:12px;background:rgba(79,209,197,.08)}
#ua p{font-size:12px;color:var(--txd);margin-top:6px;font-weight:500}
#fi,#photoFileIn,#stlcolorProjectFile{display:none}

/* ── Tool buttons ─────────────────────────────────────────────── */
.tg{display:grid;grid-template-columns:1fr 1fr 1fr;gap:6px}
.tb{background:var(--sf2);border:1.5px solid transparent;border-radius:var(--r);padding:10px 6px;color:var(--tx);cursor:pointer;font-family:inherit;font-size:11px;font-weight:600;display:flex;flex-direction:column;align-items:center;gap:4px;transition:all .15s}
.tb:hover{background:var(--sf3);transform:translateY(-1px)}
.tb.a{border-color:var(--ac);background:var(--ag);color:var(--ac)}
.tb .ti{font-size:18px}

/* ── Slider labels ─────────────────────────────────────────────── */
.cr{display:flex;align-items:center;justify-content:space-between;margin-bottom:6px}
.cr label{font-size:12px;font-weight:500;color:var(--txd)}
.cr .v{font-family:'IBM Plex Mono',monospace;font-size:11px;color:var(--tx);background:var(--sf2);padding:3px 8px;border-radius:4px;min-width:34px;text-align:center;border:1px solid var(--bd)}

/* ── Range slider ─────────────────────────────────────────────── */
input[type=range]{-webkit-appearance:none;appearance:none;width:100%;height:6px;background:var(--sf3);border-radius:3px;outline:none;margin:8px 0 4px;cursor:pointer}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:16px;height:16px;background:var(--ac);border-radius:50%;cursor:pointer;box-shadow:0 0 0 2px var(--sf),0 2px 6px rgba(255,120,73,.4);transition:transform .1s}
input[type=range]::-webkit-slider-thumb:hover{transform:scale(1.15)}
input[type=range]::-moz-range-thumb{width:16px;height:16px;background:var(--ac);border-radius:50%;cursor:pointer;border:none;box-shadow:0 0 0 2px var(--sf)}

/* ── Hue strip ─────────────────────────────────────────────────── */
#hs{background:linear-gradient(to right,hsl(0,100%,50%),hsl(60,100%,50%),hsl(120,100%,50%),hsl(180,100%,50%),hsl(240,100%,50%),hsl(300,100%,50%),hsl(360,100%,50%));height:12px;border-radius:6px}
#hs-wrap{position:relative}
#hsMarker{position:absolute;width:4px;height:18px;border:2px solid #fff;border-radius:3px;pointer-events:none;transform:translate(-50%,-3px);box-shadow:0 0 0 1px rgba(0,0,0,.5);top:0}
#cpc-wrap{position:relative;display:block;border-radius:var(--r);overflow:hidden;box-shadow:var(--sh-s)}
#cpc{width:100%;height:150px;cursor:crosshair;display:block}
#cpMarker{position:absolute;width:14px;height:14px;border:2px solid #fff;border-radius:50%;pointer-events:none;transform:translate(-50%,-50%);box-shadow:0 0 0 1px rgba(0,0,0,.6)}

/* ── Color swatches + hex input ────────────────────────────────── */
.clr{display:flex;gap:10px;margin-top:10px;align-items:center}
#cc,.bsw{width:36px;height:36px;border-radius:8px;border:2px solid var(--bd);flex-shrink:0;box-shadow:inset 0 0 0 1px rgba(255,255,255,.08)}
.bsw{cursor:pointer;transition:transform .1s,border-color .1s}
.bsw:hover{transform:scale(1.08);border-color:var(--ac)}
.hf2{flex:1;background:var(--sf2);border:1px solid var(--bd);border-radius:8px;padding:8px 12px;color:var(--tx);font-family:'IBM Plex Mono',monospace;font-size:12px;outline:none;transition:border-color .15s}
.hf2:focus{border-color:var(--ac);background:var(--sf)}

/* ── Fill-mode toggle ──────────────────────────────────────────── */
.fmg{display:flex;gap:5px;margin-top:4px}
.fmb{flex:1;background:var(--sf2);border:1.5px solid transparent;border-radius:8px;padding:7px 6px;color:var(--txd);cursor:pointer;font-family:inherit;font-size:11px;font-weight:600;text-align:center;transition:all .12s}
.fmb:hover{background:var(--sf3)}
.fmb.a{border-color:var(--ac);color:var(--ac);background:var(--ag)}

/* ── Primary button ────────────────────────────────────────────── */
.pb{width:100%;padding:14px;border:none;border-radius:var(--r-lg);font-family:inherit;font-size:13px;font-weight:700;cursor:pointer;transition:all .2s;display:flex;align-items:center;justify-content:center;gap:8px;letter-spacing:.3px}
.pb.pr{background:linear-gradient(135deg,var(--ac),var(--ac2));color:#1a0e06;box-shadow:0 4px 14px rgba(255,120,73,.3)}
.pb.pr:hover{transform:translateY(-1px);box-shadow:0 6px 20px rgba(255,120,73,.4)}
.pb.pr:active{transform:translateY(0)}

/* ── Secondary / dropdown button ───────────────────────────────── */
.db{width:100%;padding:10px 12px;border:1px solid var(--bd);border-radius:var(--r);background:var(--sf2);color:var(--tx);font-family:inherit;font-size:12px;font-weight:600;cursor:pointer;margin-top:6px;transition:all .12s;display:flex;align-items:center;gap:8px}
.db:hover{background:var(--sf3);border-color:var(--ac)}
.db .cd{width:12px;height:12px;border-radius:3px;flex-shrink:0}

/* ── Small/tiny button ─────────────────────────────────────────── */
.sb{background:var(--sf2);border:1px solid var(--bd);border-radius:8px;padding:7px 10px;color:var(--txd);cursor:pointer;font-family:inherit;font-size:11px;font-weight:500;transition:all .12s;text-align:center}
.sb:hover{color:var(--tx);border-color:var(--ac);background:var(--sf3)}
.sb:disabled{opacity:.3;cursor:not-allowed}
.sb.fw{width:100%;padding:9px}
.ur{display:flex;gap:5px;margin-top:10px}
.ur .sb{flex:1}

/* ── Orient / Scale buttons ────────────────────────────────────── */
.orient-sec{padding:12px 22px;border-bottom:1px solid var(--bd);display:flex;gap:6px}
.orient-btn{flex:1;padding:10px 10px;background:var(--sf2);border:1.5px solid transparent;border-radius:var(--r);color:var(--tx);cursor:pointer;font-family:inherit;font-size:12px;font-weight:600;display:flex;align-items:center;justify-content:center;gap:6px;transition:all .12s}
.orient-btn:hover{background:var(--sf3)}
.orient-btn.a{border-color:var(--ac);background:var(--ag);color:var(--ac)}

#scalePanel{display:none;padding:12px 22px;border-bottom:1px solid var(--bd)}
.dim-row{display:flex;align-items:center;gap:8px;margin-bottom:6px}
.dim-row label{font-size:11px;font-weight:700;color:var(--txd);width:14px;text-align:center}
.dim-row input{flex:1;background:var(--sf2);border:1px solid var(--bd);border-radius:6px;padding:6px 10px;color:var(--tx);font-family:'IBM Plex Mono',monospace;font-size:11px;outline:none;text-align:right}
.dim-row input:focus{border-color:var(--ac)}
.dim-row span{font-size:10px;color:var(--txd);width:26px}
.scale-pct{display:flex;align-items:center;gap:8px;margin-top:10px}
.scale-pct label{font-size:11px;color:var(--txd)}
.scale-pct input[type=range]{flex:1}
.scale-pct .v{font-family:'IBM Plex Mono',monospace;font-size:11px;color:var(--tx);background:var(--sf2);padding:4px 8px;border-radius:4px;min-width:46px;text-align:center}

/* ── Select ────────────────────────────────────────────────────── */
.fsel{width:100%;background:var(--sf2);border:1px solid var(--bd);border-radius:8px;padding:9px 14px;color:var(--tx);font-family:inherit;font-size:12px;font-weight:500;outline:none;cursor:pointer;margin-bottom:8px;-webkit-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M0 0l6 8 6-8z' fill='%238a92b4'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;transition:border-color .15s}
.fsel:focus,.fsel:hover{border-color:var(--ac)}
.fsel option{background:var(--sf);color:var(--tx)}

/* ── Viewport chrome ──────────────────────────────────────────── */
#sb2{position:absolute;bottom:0;left:0;right:0;padding:9px 18px;background:rgba(11,13,20,.85);backdrop-filter:blur(10px);border-top:1px solid var(--bd);display:flex;justify-content:space-between;font-size:11px;color:var(--txd);font-family:'IBM Plex Mono',monospace;gap:10px;z-index:3}
body.light #sb2{background:rgba(242,242,240,.9)}
.vc{position:absolute;top:14px;right:14px;display:flex;gap:5px;flex-wrap:wrap;z-index:4}
.vb{background:rgba(11,13,20,.8);backdrop-filter:blur(14px);border:1px solid var(--bd);border-radius:8px;padding:7px 12px;color:var(--txd);cursor:pointer;font-family:inherit;font-size:11px;font-weight:600;transition:all .12s}
.vb:hover{color:var(--tx);border-color:var(--ac);background:var(--ag)}
.vb.a{color:var(--ac);background:var(--ag);border-color:var(--ac)}
body.light .vb{background:rgba(255,255,255,.85);color:#2b3150}

.vnav{position:absolute;top:58px;right:14px;background:rgba(11,13,20,.94);backdrop-filter:blur(16px);border:1px solid var(--bd);border-radius:var(--r-lg);padding:10px;display:none;z-index:5;box-shadow:var(--sh-m)}
.vnav.vis{display:block}
.vnav-title{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:1.2px;color:var(--txmute);margin-bottom:8px;padding:0 4px}
.vnav-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:4px}
.vnav-btn{background:var(--sf2);border:1px solid var(--bd);border-radius:6px;padding:6px 10px;color:var(--txd);cursor:pointer;font-family:inherit;font-size:10px;font-weight:600;text-align:center;transition:all .12s;white-space:nowrap}
.vnav-btn:hover{color:var(--ac);border-color:var(--ac);background:var(--ag)}
.vnav-btn kbd{font-family:'IBM Plex Mono',monospace;font-size:9px;opacity:.6;margin-left:3px}

.hh{position:absolute;bottom:44px;left:14px;background:rgba(11,13,20,.85);backdrop-filter:blur(12px);border:1px solid var(--bd);border-radius:8px;padding:9px 14px;font-size:10px;color:var(--txd);line-height:1.6;pointer-events:none;z-index:3}
.hh kbd{background:var(--sf3);padding:1px 6px;border-radius:3px;font-family:'IBM Plex Mono',monospace;font-size:10px;color:var(--tx)}

.vp-undo{position:absolute;top:14px;left:14px;display:flex;gap:5px;z-index:4}
.vp-undo .sb{background:rgba(11,13,20,.82);backdrop-filter:blur(12px);border:1px solid var(--bd);color:var(--tx);padding:7px 14px;font-size:12px}
body.light .vp-undo .sb{background:rgba(255,255,255,.82)}

/* ── Drop overlay ──────────────────────────────────────────────── */
#do{position:fixed;inset:0;background:var(--ag-strong);border:4px dashed var(--ac);display:none;align-items:center;justify-content:center;z-index:100;font-size:20px;font-weight:700;color:var(--ac)}

/* ── Processing overlay ────────────────────────────────────────── */
#po{position:fixed;inset:0;background:rgba(11,13,20,.92);backdrop-filter:blur(8px);display:none;align-items:center;justify-content:center;z-index:200;flex-direction:column;gap:18px}
#po.vis{display:flex}
/* Paint-orb loader: 3 overlapping coloured blobs orbit inside a dotted ring.
   Generic, visibly mine — no rotating cube. */
@keyframes orbRotate{to{transform:rotate(360deg)}}
@keyframes ringDash{to{stroke-dashoffset:-96}}
@keyframes blob1{0%,100%{transform:translate(-50%,-50%) rotate(0deg) translate(16px) rotate(0deg)}50%{transform:translate(-50%,-50%) rotate(180deg) translate(18px) rotate(-180deg)}}
@keyframes blob2{0%,100%{transform:translate(-50%,-50%) rotate(120deg) translate(16px) rotate(-120deg)}50%{transform:translate(-50%,-50%) rotate(300deg) translate(18px) rotate(-300deg)}}
@keyframes blob3{0%,100%{transform:translate(-50%,-50%) rotate(240deg) translate(16px) rotate(-240deg)}50%{transform:translate(-50%,-50%) rotate(60deg) translate(18px) rotate(-60deg)}}
.paint-anim{display:flex;flex-direction:column;align-items:center;gap:10px;margin:0 auto 4px}
.paint-orb{position:relative;width:84px;height:84px;border-radius:50%;animation:orbRotate 8s linear infinite}
.paint-orb .blob{position:absolute;left:50%;top:50%;width:36px;height:36px;border-radius:50%;mix-blend-mode:screen;filter:blur(2px)}
.paint-orb .blob.b1{background:var(--ac);animation:blob1 2.6s ease-in-out infinite}
.paint-orb .blob.b2{background:var(--ac2);animation:blob2 2.6s ease-in-out infinite}
.paint-orb .blob.b3{background:var(--ac3);animation:blob3 2.6s ease-in-out infinite}
.paint-orb .paint-ring{position:absolute;inset:0;border-radius:50%;background:conic-gradient(from 0deg,var(--ac),var(--ac2),var(--ac3),var(--ac));mask:radial-gradient(circle at center,transparent 36px,black 38px,black 40px,transparent 41px);-webkit-mask:radial-gradient(circle at center,transparent 36px,black 38px,black 40px,transparent 41px);opacity:.65}
body.light .paint-orb .blob{mix-blend-mode:multiply;opacity:.85}
.paint-anim-label{font-family:'Outfit',sans-serif;font-weight:800;font-size:15px;letter-spacing:.4px;background:linear-gradient(120deg,var(--ac),var(--ac2) 45%,var(--ac3));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;filter:drop-shadow(0 1px 2px rgba(0,0,0,.35))}
.pbar{width:300px;height:6px;background:var(--sf3);border-radius:3px;overflow:hidden}
.pfill{height:100%;background:linear-gradient(90deg,var(--ac),var(--ac2),var(--ac3));border-radius:3px;transition:width .2s;width:0%}
#pt{font-size:13px;color:var(--txd);font-weight:500}

/* ── Brush cursor ──────────────────────────────────────────────── */
#bc{position:fixed;pointer-events:none;z-index:50;border:2px solid rgba(255,120,73,.85);border-radius:50%;display:none;transform:translate(-50%,-50%);box-shadow:0 0 0 1px rgba(0,0,0,.4),inset 0 0 8px rgba(255,120,73,.2)}

/* ── Toast ─────────────────────────────────────────────────────── */
.toast{position:fixed;top:24px;left:50%;transform:translateX(-50%) translateY(-10px);background:var(--sf2);border:1px solid var(--bd);border-left:4px solid var(--ac);border-radius:var(--r-lg);padding:12px 18px 12px 16px;display:flex;align-items:center;gap:12px;font-size:13px;color:var(--tx);box-shadow:var(--sh-l);z-index:400;opacity:0;transition:opacity .22s,transform .22s;pointer-events:none;max-width:min(400px,92vw);line-height:1.4;font-weight:500}
.toast.vis{opacity:1;transform:translateX(-50%) translateY(0);pointer-events:auto}
.toast .toast-icon{font-size:18px;flex-shrink:0}
.toast .toast-close{margin-left:auto;background:none;border:none;color:var(--txd);font-size:18px;cursor:pointer;padding:0 0 0 8px;line-height:1;flex-shrink:0;transition:color .12s}
.toast .toast-close:hover{color:var(--tx)}

/* ── Download / reprocess overlay (below viewport) ─────────────── */
#dl-overlay{position:absolute;bottom:60px;left:50%;transform:translateX(-50%);z-index:15;display:none}
#dl-overlay button{padding:16px 40px;background:linear-gradient(135deg,var(--ac),var(--ac2));color:#1a0e06;border:none;border-radius:var(--r-xl);font-family:inherit;font-size:15px;font-weight:800;cursor:pointer;box-shadow:0 8px 28px rgba(255,120,73,.4);transition:all .2s;display:flex;align-items:center;gap:10px}
#dl-overlay button:hover{transform:scale(1.03);box-shadow:0 10px 34px rgba(255,120,73,.5)}
#reprocess-overlay{position:absolute;bottom:60px;left:50%;transform:translateX(-50%);z-index:15;display:none}
#reprocess-overlay button{padding:12px 26px;background:var(--sf2);border:2px solid var(--ac);border-radius:var(--r-lg);color:var(--tx);font-family:inherit;font-size:13px;font-weight:700;cursor:pointer;transition:all .2s;display:flex;align-items:center;gap:8px}
#reprocess-overlay button:hover{background:var(--ag);border-color:var(--ac2)}

/* ── Modal (help / terms / thanks) ────────────────────────────── */
#filColModal,#helpModal,#termsModal,#thankModal{position:fixed;inset:0;background:rgba(11,13,20,.88);backdrop-filter:blur(8px);z-index:300;display:none;align-items:center;justify-content:center;padding:16px}
#filColModal.vis,#helpModal.vis,#termsModal.vis,#thankModal.vis{display:flex}
.hm-box,.fcm-box,.thk-box{background:var(--sf);border:1px solid var(--bd);border-radius:var(--r-xl);max-width:min(560px,94vw);max-height:88vh;overflow-y:auto;padding:28px 32px;position:relative;box-shadow:var(--sh-l)}
.fcm-box{width:380px}
.thk-box{width:460px;text-align:center}
.hm-box::-webkit-scrollbar,.fcm-box::-webkit-scrollbar{width:6px}
.hm-box::-webkit-scrollbar-thumb,.fcm-box::-webkit-scrollbar-thumb{background:var(--sf3);border-radius:3px}
.hm-close{position:absolute;top:14px;right:18px;background:none;border:none;color:var(--txd);font-size:22px;cursor:pointer;padding:4px 8px;border-radius:4px;transition:color .15s}
.hm-close:hover{color:var(--ac)}
.hm-box h2,.thk-box h2,.fcm-box h2{font-size:22px;font-weight:800;margin-bottom:6px;letter-spacing:-.4px}
.hm-box h3{font-size:13px;font-weight:700;color:var(--ac);margin:22px 0 8px;text-transform:uppercase;letter-spacing:.8px}
.hm-box p,.thk-box p,.fcm-box p{font-size:13px;color:var(--txd);line-height:1.7;margin-bottom:10px}
.hm-box ol{font-size:13px;color:var(--txd);line-height:1.9;padding-left:22px;margin-bottom:10px}
.hm-box li{margin-bottom:5px}
.hm-box code{background:var(--sf2);padding:2px 8px;border-radius:4px;font-family:'IBM Plex Mono',monospace;font-size:11px;color:var(--tx);border:1px solid var(--bd)}
.hm-box .setting{display:flex;align-items:center;gap:10px;background:var(--sf2);border:1px solid var(--bd);border-radius:8px;padding:9px 14px;margin:7px 0;font-size:12px;color:var(--tx);font-family:'IBM Plex Mono',monospace}
.hm-box .setting label{color:var(--txd);font-family:'Outfit',sans-serif;min-width:130px;font-weight:500}
.acc-item{border-bottom:1px solid var(--bd)}
.acc-item:last-child{border-bottom:none}
.acc-btn{width:100%;text-align:left;background:var(--sf2);border:1px solid var(--bd);border-radius:8px;color:var(--tx);padding:12px 16px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;font-size:13px;font-weight:600;font-family:inherit;transition:all .15s;margin:4px 0}
.acc-btn:hover{border-color:var(--ac);color:var(--ac)}
.acc-item.open>.acc-btn{background:var(--ag);border-color:var(--ac);color:var(--ac)}
.acc-chevron{font-size:10px;color:var(--txd);transition:transform .2s}
.acc-item.open>.acc-btn>.acc-chevron{transform:rotate(90deg);color:var(--ac)}
.acc-body{display:none;padding:6px 4px 14px}
.acc-item.open>.acc-body{display:block}

.fcm-row{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.fcm-row label{font-size:12px;font-weight:600;color:var(--txd);width:72px;flex-shrink:0}
.fcm-swatch{width:32px;height:32px;border-radius:6px;border:2px solid var(--bd);flex-shrink:0;cursor:pointer}
.fcm-hex{flex:1;background:var(--sf2);border:1px solid var(--bd);border-radius:6px;padding:7px 10px;color:var(--tx);font-family:'IBM Plex Mono',monospace;font-size:12px;outline:none}
.fcm-hex:focus{border-color:var(--ac)}
.fcm-reset{font-size:11px;color:var(--txd);background:none;border:none;cursor:pointer;text-decoration:underline;margin-top:4px;padding:0;transition:color .12s}
.fcm-reset:hover{color:var(--ac)}
.fcm-actions{display:flex;gap:10px;margin-top:18px}
.fcm-apply{flex:1;padding:11px;background:linear-gradient(135deg,var(--ac),var(--ac2));color:#1a0e06;border:none;border-radius:8px;font-family:inherit;font-size:13px;font-weight:700;cursor:pointer}
.fcm-close-btn{padding:11px 20px;background:var(--sf2);border:1px solid var(--bd);border-radius:8px;color:var(--tx);font-family:inherit;font-size:12px;font-weight:500;cursor:pointer}
.fcm-close-btn:hover{border-color:var(--ac)}

.thk-btns{display:flex;gap:8px;justify-content:center;margin-top:18px;flex-wrap:wrap}
.thk-btn{padding:12px 20px;border-radius:var(--r);font-family:inherit;font-size:12px;font-weight:700;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;gap:6px;transition:all .15s;border:1px solid var(--bd);background:var(--sf2);color:var(--tx)}
.thk-btn:hover{border-color:var(--ac);transform:translateY(-1px)}
.thk-close{margin-top:18px;background:none;border:none;color:var(--txd);font-family:inherit;font-size:12px;cursor:pointer;padding:8px 16px;transition:color .15s}
.thk-close:hover{color:var(--tx)}
.get-started{display:none;margin:16px auto 0;padding:14px 36px;background:linear-gradient(135deg,var(--ac),var(--ac2));color:#1a0e06;border:none;border-radius:var(--r);font-family:inherit;font-size:14px;font-weight:800;cursor:pointer;transition:all .2s}
.get-started:hover{transform:translateY(-1px)}
#helpModal.first-visit .get-started{display:block}

/* ── Theme toggle light fixes ──────────────────────────────────── */
body.light #toolbar{background:var(--sf);border-color:var(--bd)}
body.light #hsMarker{border-color:#222}
body.light #cpMarker{border-color:#222}

/* ── Photo overlay (viewport) ──────────────────────────────────── */
#photoOverlay{position:absolute;display:none;cursor:move;border:2px solid var(--ac);box-shadow:0 0 0 1px rgba(0,0,0,.5);transform-origin:top left;user-select:none;z-index:6;pointer-events:all}
#photoOverlay img{display:block;width:100%;height:100%;pointer-events:none}
#photoOverlay .ph{position:absolute;bottom:0;right:0;width:20px;height:20px;background:var(--ac);cursor:se-resize;border-radius:4px 0 0 0;opacity:.9}
.photo-upload-area{border:2px dashed var(--bd);border-radius:var(--r-lg);padding:16px;text-align:center;cursor:pointer;transition:all .2s;margin-bottom:10px;background:var(--sf2)}
.photo-upload-area:hover{border-color:var(--ac);background:var(--ag)}
.photo-upload-area p{font-size:12px;color:var(--txd);margin-top:5px}

/* ── Help-button in sidebar ───────────────────────────────────── */
.help-btn{width:calc(100% - 44px);margin:14px 22px 8px;padding:11px;background:var(--sf2);border:1px solid var(--bd);border-radius:var(--r);color:var(--txd);font-family:inherit;font-size:12px;font-weight:600;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:6px;transition:all .15s;text-align:center;text-decoration:none;flex-shrink:0}
.help-btn:hover{color:var(--ac);border-color:var(--ac);background:var(--ag)}

/* ── Mobile menu toggle (burger) ──────────────────────────────── */
.menu-btn{display:none;position:absolute;top:14px;left:14px;width:44px;height:44px;background:rgba(11,13,20,.85);backdrop-filter:blur(12px);border:1px solid var(--bd);border-radius:10px;color:var(--tx);cursor:pointer;z-index:12;align-items:center;justify-content:center;font-size:22px}
.menu-btn:hover{border-color:var(--ac)}
.menu-btn-inner{display:flex;flex-direction:column;gap:3px}
.menu-btn-inner span{display:block;width:18px;height:2px;background:currentColor;border-radius:1px}

/* Scrim when drawer is open on mobile */
.scrim{display:none;position:absolute;inset:0;background:rgba(0,0,0,.5);z-index:45;opacity:0;transition:opacity .25s}
body.menu-open .scrim{display:block;opacity:1}

/* ────────────────────────────────────────────────────────────────
   Mobile layout — < 900px
   ──────────────────────────────────────────────────────────────── */
@media (max-width:900px){
  #app{flex-direction:row}
  #toolbar{
    position:fixed;inset:0 auto 0 0;
    width:min(340px,88vw);min-width:0;
    transform:translateX(-100%);
    transition:transform .25s cubic-bezier(.5,.1,.3,1);
    z-index:50;box-shadow:var(--sh-l)
  }
  body.menu-open #toolbar{transform:translateX(0)}
  #vp{width:100vw;height:100vh}
  .menu-btn{display:flex}
  .vp-undo{top:68px}
  .vc{top:14px;right:14px}
  .vb{padding:8px 10px;font-size:10px}
  .hh{display:none !important}
  #sb2{padding:7px 14px;font-size:10px}
  #dl-overlay button,#reprocess-overlay button{padding:12px 22px;font-size:13px}
}

@media (max-width:500px){
  .vc{top:auto;bottom:60px;right:14px;left:14px;justify-content:center}
  .vnav{bottom:auto;top:66px;left:14px;right:auto}
  #dl-overlay,#reprocess-overlay{bottom:110px}
  .logo-text{font-size:20px}
  .thdr{padding:14px 18px}
  .sec{padding:12px 18px}
  .help-btn{margin:10px 18px 6px}
}

/* ── Landscape phone — keep sidebar as drawer ─────────────────── */
@media (max-width:900px) and (orientation:landscape){
  #toolbar{width:min(340px,50vw)}
}

/* ── Touch-friendly tap targets on mobile ─────────────────────── */
@media (hover:none) and (pointer:coarse){
  .tb,.fmb,.orient-btn{min-height:44px}
  .sb{min-height:40px}
  input[type=range]{height:24px}
  input[type=range]::-webkit-slider-thumb{width:24px;height:24px}
  .bsw{width:44px;height:44px}
  #cc{width:44px;height:44px}
  .vb{padding:10px 14px}
  .hm-close{padding:10px 14px;font-size:24px}
}