:root{--bg-void:#050810;--bg:#0a0e18;--surface:#111623;--surface-2:#161c2c;--surface-3:#1d2538;--border:#252e44;--border-bright:#354260;--fg:#e8ecf4;--fg-dim:#b0b8cc;--muted:#717c95;--accent:#3b82f6;--accent-bright:#60a5fa;--accent-dim:#3b82f626;--warm:#f0a04b;--warm-bright:#ffb866;--danger:#e84a5f;--success:#34d399;--radius:8px;--font:"Inter", system-ui, -apple-system, sans-serif;--mono:"JetBrains Mono", monospace}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html,body{background:var(--bg-void);height:100%;color:var(--fg);font-family:var(--font);-webkit-font-smoothing:antialiased;margin:0;padding:0;font-size:14px;font-weight:400;line-height:1.5;overflow:hidden}body:before{content:"";pointer-events:none;z-index:0;background:radial-gradient(70% 50% at 15% 10%,#7c5cff12,#0000 60%),radial-gradient(60% 50% at 85% 90%,#34d3990d,#0000 60%);position:fixed;inset:0}#app{z-index:1;grid-template-columns:340px 1fr;height:100dvh;display:grid;position:relative}.sidebar{background:linear-gradient(180deg, var(--surface) 0%, var(--bg) 100%);border-right:1px solid var(--border);flex-direction:column;display:flex;overflow:hidden}.sidebar-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:20px 22px 16px;display:flex;position:relative}.brand{align-items:center;gap:12px;display:flex}.brand-mark{flex-shrink:0;width:36px;height:36px}.brand-mark svg,.brand-mark img{object-fit:contain;width:100%;height:100%}.brand-text h1{letter-spacing:-.02em;color:var(--fg);margin:0;font-size:18px;font-weight:800;line-height:1}.brand-text p{color:var(--muted);letter-spacing:.05em;text-transform:uppercase;margin:3px 0 0;font-size:11px;font-weight:500}.header-actions{align-items:center;gap:8px;display:flex}.header-icon-btn{width:32px;height:32px;color:var(--muted);background:var(--surface-2);border:1px solid var(--border);border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;text-decoration:none;transition:all .18s;display:flex}.header-icon-btn:hover{color:var(--accent-bright);border-color:var(--accent);background:var(--surface-3)}.header-icon-btn.coin-btn:hover{color:var(--warm-bright);border-color:var(--warm)}.header-icon-btn svg{width:16px;height:16px}.sidebar-body{flex-direction:column;flex:1;gap:16px;padding:18px;display:flex;overflow-y:auto}.sidebar-body::-webkit-scrollbar{width:6px}.sidebar-body::-webkit-scrollbar-track{background:0 0}.sidebar-body::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}.sidebar-body::-webkit-scrollbar-thumb:hover{background:var(--border-bright)}.section-label{letter-spacing:.15em;text-transform:uppercase;color:var(--muted);align-items:center;gap:8px;margin:0 0 10px;font-size:10px;font-weight:700;display:flex}.section-label:after{content:"";background:linear-gradient(90deg, var(--border), transparent);flex:1;height:1px}.section-badge{color:var(--muted);text-transform:none;letter-spacing:0;font-size:10px;font-weight:400}#dropzone{border:1.5px dashed var(--border-bright);text-align:center;cursor:pointer;background:var(--surface-2);border-radius:10px;padding:20px 16px;transition:all .25s;position:relative}#dropzone:hover{border-color:var(--accent);background:var(--surface-3)}#dropzone.drag-over{border-color:var(--accent);background:var(--accent-dim);transform:scale(1.01)}.dropzone-icon{width:40px;height:40px;color:var(--accent);margin:0 auto 10px}.dropzone-title{color:var(--fg);margin:0 0 4px;font-size:13px;font-weight:600}.dropzone-hint{color:var(--muted);margin:0;font-size:11px}.formats-info-wrap{justify-content:center;align-items:center;gap:6px;margin-top:14px;display:flex}.formats-info-label{color:var(--muted);font-size:11px}.formats-tooltip-trigger{cursor:help;color:var(--muted);pointer-events:auto;align-items:center;transition:color .2s;display:flex;position:relative}.formats-tooltip-trigger:hover,.formats-tooltip-trigger:active{color:var(--fg)}.info-icon{width:14px;height:14px}.formats-tooltip{background:var(--surface-3);color:var(--fg);font-size:11px;font-family:var(--mono);text-align:center;pointer-events:none;opacity:0;border:1px solid var(--border);z-index:10;border-radius:6px;width:max-content;max-width:180px;padding:8px 12px;line-height:1.5;transition:all .2s;position:absolute;bottom:100%;left:50%;transform:translate(-50%)translateY(-8px);box-shadow:0 4px 12px #0003}.formats-tooltip:after{content:"";border-style:solid;border-width:5px;border-color:var(--border) transparent transparent transparent;position:absolute;top:100%;left:50%;transform:translate(-50%)}.formats-tooltip-trigger:hover .formats-tooltip,.formats-tooltip-trigger:active .formats-tooltip{opacity:1;transform:translate(-50%)translateY(-4px)}.mobile-text{display:none}#file-list{flex-direction:column;gap:4px;display:flex}.file-item{background:var(--surface-2);border:1px solid var(--border);border-radius:6px;justify-content:space-between;align-items:center;padding:8px 10px;font-size:12px;transition:all .18s;display:flex}.file-item:hover{border-color:var(--border-bright);background:var(--surface-3)}.file-item .file-info{flex:1;align-items:center;gap:8px;min-width:0;display:flex}.file-item .file-ext{background:var(--bg);font-family:var(--mono);color:var(--accent-bright);text-transform:uppercase;border:1px solid var(--border);border-radius:4px;flex-shrink:0;padding:2px 6px;font-size:10px}.file-item .file-name{text-overflow:ellipsis;white-space:nowrap;color:var(--fg-dim);font-size:12px;overflow:hidden}.file-item .file-size{color:var(--muted);font-size:11px;font-family:var(--mono);flex-shrink:0}.file-item .file-remove{color:var(--muted);cursor:pointer;background:0 0;border:none;border-radius:4px;flex-shrink:0;padding:2px 6px;font-size:16px;line-height:1;transition:color .15s}.file-item .file-remove:hover{color:var(--danger);background:#e84a5f1a}.file-item.indent{border-left:2px solid var(--accent);margin-left:20px}.file-item .status-dot{border-radius:50%;flex-shrink:0;width:6px;height:6px}.status-dot.ok{background:var(--success);box-shadow:0 0 6px #34d39966}.status-dot.missing{background:var(--warm);box-shadow:0 0 6px #f0a04b66}.status-dot.main{background:var(--accent-bright);box-shadow:0 0 6px #a78bfa66}#deps-panel{font-size:12px}#deps-panel ul{color:var(--muted);font-size:11px;font-family:var(--mono);margin:4px 0 8px 12px;padding:0;list-style:none}#deps-panel p{margin-bottom:6px}#deps-panel .deps-critical{background:#e84a5f1a;border:1px solid #e84a5f40;border-radius:6px;margin-bottom:8px;padding:10px 12px}#deps-panel .deps-critical p{color:var(--danger);font-size:12px;font-weight:500}#deps-panel .deps-optional{background:#f0a04b1a;border:1px solid #f0a04b40;border-radius:6px;padding:10px 12px}#deps-panel .deps-optional p{color:var(--warm-bright);font-size:12px}#deps-panel .deps-footnote{color:var(--muted);margin-top:8px;font-size:11px;font-style:italic}.deps-complete{color:var(--success);background:#34d3991a;border:1px solid #34d39940;border-radius:6px;align-items:center;gap:6px;padding:8px 12px;font-size:12px;display:flex}.deps-icon{font-size:14px;font-weight:700}#size-warning{color:var(--warm-bright);background:#f0a04b14;border:1px solid #f0a04b33;border-radius:6px;padding:10px 12px;font-size:11px;line-height:1.4}#convert-panel{margin-top:auto}.convert-row{align-items:center;gap:8px;display:flex}.convert-row label{color:var(--fg-dim);white-space:nowrap;font-size:12px;font-weight:500}.custom-select-wrap{flex:1;position:relative}.custom-select-wrap.disabled{opacity:.5;pointer-events:none}.custom-select-trigger{border:1px solid var(--border);background:var(--surface-2);width:100%;color:var(--fg);font-size:12px;font-family:var(--font);cursor:pointer;-webkit-user-select:none;user-select:none;border-radius:6px;align-items:center;padding:8px 28px 8px 10px;transition:border-color .18s;display:flex}.custom-select-trigger:hover{border-color:var(--border-bright)}.custom-select-wrap.open .custom-select-trigger{border-color:var(--accent)}.custom-select-wrap.open .select-chevron{transform:translateY(-50%)rotate(180deg)}.custom-select-menu{-webkit-backdrop-filter:blur(16px);border:1px solid var(--border);opacity:0;pointer-events:none;z-index:100;background:#111623f7;border-radius:6px;flex-direction:column;gap:2px;width:100%;padding:4px;transition:all .2s;display:flex;position:absolute;bottom:calc(100% + 4px);left:0;transform:translateY(10px);box-shadow:0 4px 20px #00000080}.custom-select-wrap.open .custom-select-menu{opacity:1;pointer-events:auto;transform:translateY(0)}.custom-select-option{color:var(--fg-dim);cursor:pointer;border-radius:4px;padding:8px 10px;font-size:12px;transition:all .15s}.custom-select-option:hover{background:var(--surface-3);color:var(--fg)}.custom-select-option.active{background:var(--accent-dim);color:var(--accent-bright)}.select-chevron{width:14px;height:14px;color:var(--muted);pointer-events:none;position:absolute;top:50%;right:8px;transform:translateY(-50%)}.action-btn{background:var(--surface-2);border:1px solid var(--border);color:var(--fg-dim);cursor:pointer;white-space:nowrap;border-radius:6px;justify-content:center;align-items:center;gap:6px;padding:9px 14px;font-family:inherit;font-size:12px;font-weight:600;transition:all .18s;display:inline-flex}.action-btn:hover{border-color:var(--accent);color:var(--accent-bright);background:var(--surface-3)}.action-btn.primary{background:var(--accent);color:#fff;border-color:var(--accent)}.action-btn.primary:hover{background:var(--accent-bright);border-color:var(--accent-bright);color:#fff}.action-btn.primary:disabled{opacity:.5;cursor:not-allowed;background:var(--accent);border-color:var(--accent);color:#fff}.action-btn svg{flex-shrink:0;width:14px;height:14px}#status-bar{background:var(--surface-2);border:1px solid var(--border);color:var(--muted);border-radius:6px;align-items:center;gap:8px;padding:10px 12px;font-size:11px;display:flex}.status-dot-indicator{background:var(--success);border-radius:50%;flex-shrink:0;width:6px;height:6px;box-shadow:0 0 6px #34d39966}#status-text{font-family:var(--mono);font-size:11px}#status-bar .status-error{color:var(--danger)}#status-bar .status-success{color:var(--success)}.btn{border:1px solid var(--border);background:var(--surface-2);color:var(--fg-dim);cursor:pointer;border-radius:6px;justify-content:center;align-items:center;padding:8px 14px;font-family:inherit;font-size:12px;font-weight:500;transition:all .18s;display:inline-flex}.btn:hover{border-color:var(--accent);color:var(--accent-bright);background:var(--surface-3)}.btn-primary{background:var(--accent);border-color:var(--accent);color:#fff;font-weight:600}.btn-primary:hover{background:var(--accent-bright);border-color:var(--accent-bright);color:#fff}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-sm{padding:5px 10px;font-size:11px}#viewport{background:var(--bg-void);min-width:0;position:relative;overflow:hidden}#viewport-container{position:absolute;inset:0}#viewport-container canvas{display:block;width:100%!important;height:100%!important}#viewport:after{content:"";pointer-events:none;z-index:2;background:radial-gradient(80% 80%,#0000 50%,#050810b3 100%);position:absolute;inset:0}.hud{z-index:20;pointer-events:none}.hud>*{pointer-events:auto}.hud-top-right{z-index:30;gap:8px;display:flex;position:absolute;top:18px;right:18px}.hud-btn{-webkit-backdrop-filter:blur(12px);border:1px solid var(--border);color:var(--fg-dim);cursor:pointer;background:#111623d9;border-radius:8px;align-items:center;gap:6px;padding:8px 12px;font-family:inherit;font-size:11px;font-weight:600;transition:all .18s;display:flex}.hud-btn:hover{border-color:var(--accent);color:var(--accent-bright)}.hud-btn svg{width:14px;height:14px}.hud-btn-wrap{position:relative}.settings-popover{-webkit-backdrop-filter:blur(16px);border:1px solid var(--border);opacity:0;pointer-events:none;background:#111623f7;border-radius:10px;width:240px;padding:14px;transition:all .2s;position:absolute;top:calc(100% + 8px);right:0;transform:translateY(-4px);box-shadow:0 12px 40px #00000080}.settings-popover.open{opacity:1;pointer-events:auto;transform:translateY(0)}.settings-popover .control-group{flex-direction:column;gap:5px;display:flex}.settings-popover .toggle-row{background:var(--surface-2);border:1px solid var(--border);cursor:pointer;border-radius:6px;justify-content:space-between;align-items:center;padding:8px 10px;transition:all .18s;display:flex}.settings-popover .toggle-row:hover{border-color:var(--border-bright);background:var(--surface-3)}.settings-popover .toggle-row .label{color:var(--fg-dim);align-items:center;gap:7px;font-size:11px;display:flex}.settings-popover .toggle-row .label svg{width:13px;height:13px;color:var(--muted);flex-shrink:0}.settings-popover .toggle-switch{background:var(--bg);border:1px solid var(--border);border-radius:7px;flex-shrink:0;width:26px;height:14px;transition:background .2s;position:relative}.settings-popover .toggle-switch:after{content:"";background:var(--muted);border-radius:50%;width:10px;height:10px;transition:all .2s;position:absolute;top:1px;left:1px}.settings-popover .toggle-row.active .toggle-switch{background:var(--accent-dim);border-color:var(--accent)}.settings-popover .toggle-row.active .toggle-switch:after{background:var(--accent-bright);left:13px}.settings-popover .slider-row{background:var(--surface-2);border:1px solid var(--border);border-radius:6px;padding:8px 10px}.settings-popover .slider-row .slider-head{justify-content:space-between;margin-bottom:5px;font-size:10px;display:flex}.settings-popover .slider-row .slider-head .label{color:var(--fg-dim)}.settings-popover .slider-row .slider-head .value{color:var(--accent-bright);font-family:var(--mono);font-weight:600}.settings-popover input[type=range]{appearance:none;background:var(--bg);border-radius:2px;outline:none;width:100%;height:3px}.settings-popover input[type=range]::-webkit-slider-thumb{appearance:none;background:var(--accent-bright);cursor:pointer;width:12px;height:12px;box-shadow:0 0 0 3px var(--accent-dim);border-radius:50%}.settings-popover input[type=range]::-moz-range-thumb{background:var(--accent-bright);cursor:pointer;width:12px;height:12px;box-shadow:0 0 0 3px var(--accent-dim);border:none;border-radius:50%}.settings-popover .action-btn{background:var(--surface-2);border:1px solid var(--border);color:var(--fg-dim);cursor:pointer;border-radius:6px;justify-content:center;align-items:center;gap:6px;width:100%;padding:8px 12px;font-family:inherit;font-size:11px;font-weight:600;transition:all .18s;display:flex}.settings-popover .action-btn:hover{border-color:var(--accent);color:var(--accent-bright);background:var(--surface-3)}.settings-popover .action-btn svg{width:13px;height:13px}.hud-bottom-left{position:absolute;bottom:18px;left:18px}.hud-hints{-webkit-backdrop-filter:blur(12px);border:1px solid var(--border);color:var(--muted);background:#111623d9;border-radius:8px;flex-wrap:wrap;gap:8px;padding:8px 12px;font-size:10px;display:flex}.hud-hints .hint{white-space:nowrap;align-items:center;gap:4px;display:flex}.hud-hints kbd{background:var(--surface-3);border:1px solid var(--border-bright);font-family:var(--mono);color:var(--fg-dim);border-radius:3px;padding:1px 5px;font-size:9px;font-weight:600}.hud-top-left{gap:8px;display:flex;position:absolute;top:18px;left:18px}.stats-badge{-webkit-backdrop-filter:blur(12px);border:1px solid var(--border);font-family:var(--mono);background:#111623d9;border-radius:8px;align-items:center;gap:10px;padding:8px 12px;font-size:11px;display:flex}.stats-badge .stat{color:var(--fg-dim)}.stats-badge .stat .val{color:var(--accent-bright);font-weight:700}.stats-badge .sep{color:var(--border-bright)}#viewport-overlay{inset:0;z-index:4;pointer-events:none;flex-direction:column;justify-content:center;align-items:center;transition:opacity .4s;display:flex;position:absolute;inset:0}#viewport-overlay .empty-icon{width:72px;height:72px;color:var(--border-bright);margin-bottom:18px;animation:4s ease-in-out infinite float}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-8px)}}#viewport-overlay h2{letter-spacing:-.02em;color:var(--fg);margin:0 0 2px;font-size:20px;font-weight:700}#viewport-overlay .formats-info-wrap{margin-top:4px}.loading-overlay{-webkit-backdrop-filter:blur(6px);z-index:10;opacity:0;pointer-events:none;background:#050810d9;flex-direction:column;justify-content:center;align-items:center;transition:opacity .25s;display:flex;position:absolute;inset:0}.loading-overlay.active{opacity:1;pointer-events:auto}.loader-spinner{width:40px;height:40px;margin-bottom:18px;position:relative}.spinner-ring{border:3px solid var(--accent-dim);border-top-color:var(--accent-bright);border-radius:50%;width:40px;height:40px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.loading-overlay p{color:var(--fg-dim);letter-spacing:.1em;text-transform:uppercase;margin:0;font-size:12px;font-weight:600}.toast-container{z-index:1000;pointer-events:none;flex-direction:column;align-items:flex-end;gap:8px;display:flex;position:fixed;bottom:24px;right:24px}.toast{-webkit-backdrop-filter:blur(12px);border:1px solid var(--border);border-left:3px solid var(--accent);color:var(--fg);pointer-events:auto;background:#111623f2;border-radius:6px;min-width:200px;max-width:360px;padding:10px 16px;font-size:12px;animation:.3s forwards toastIn;box-shadow:0 8px 24px #0006}.toast.error{border-left-color:var(--danger)}.toast.warn{border-left-color:var(--warm)}.toast.success{border-left-color:var(--success)}@keyframes toastIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.hidden{display:none!important}@media (width<=768px){#app{flex-direction:column;display:flex}.sidebar{display:contents}.sidebar-header{background:var(--surface);z-index:30;order:1;padding:12px 16px;position:sticky;top:0}.brand-mark{width:24px;height:24px}.brand-text h1{font-size:16px}.brand-text p{display:none}#viewport{z-index:15;flex-shrink:0;order:2;height:33dvh;min-height:180px;overflow:visible}.sidebar-body{background:linear-gradient(180deg, var(--surface) 0%, var(--bg) 100%);z-index:10;flex:1;order:3;gap:12px;padding:12px 12px 0;overflow-y:auto}#convert-panel{padding:12px 12px calc(12px + env(safe-area-inset-bottom,0px));background:var(--surface);z-index:20;border-bottom:none;border-left:none;border-right:none;border-radius:0;margin:auto -12px 0;position:sticky;bottom:0;box-shadow:0 -4px 16px #0006}.section-label{margin:0 0 6px}#dropzone{background:var(--accent);border:none;border-radius:6px;justify-content:center;align-items:center;gap:8px;padding:10px 14px;display:flex}#dropzone:active{background:var(--accent-bright)}#dropzone .dropzone-icon{color:#fff;width:18px;height:18px;margin:0}#dropzone .dropzone-title{color:#fff;margin:0;font-size:13px;font-weight:600}.desktop-text,#dropzone .dropzone-hint,#dropzone .formats-info-wrap{display:none}.mobile-text{display:inline}.hud-bottom-left{display:none}.action-btn,.btn{padding:6px 12px;font-size:11px}.hud-btn{justify-content:center;padding:8px}.hud-btn .hud-btn-text{display:none}.stats-badge{gap:6px;padding:4px 8px;font-size:9px}.toast-container{align-items:center;inset:24px auto auto 50%;transform:translate(-50%)}.toast{border-left:1px solid var(--border);border-bottom:3px solid var(--accent);animation:.3s forwards toastInMobile}.toast.error{border-bottom-color:var(--danger)}.toast.warn{border-bottom-color:var(--warm)}.toast.success{border-bottom-color:var(--success)}}@keyframes toastInMobile{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}