:root{--bg-dark: #0a0c10;--bg-surface: #121620;--bg-panel: rgba(22, 28, 42, .85);--bg-panel-solid: #161c2a;--bg-hover: rgba(255, 255, 255, .07);--bg-active: rgba(99, 102, 241, .18);--border-subtle: rgba(255, 255, 255, .08);--border-glow: rgba(99, 102, 241, .4);--accent-primary: #6366f1;--accent-secondary: #ec4899;--accent-gradient: linear-gradient(135deg, #833ab4 0%, #fd1d1d 50%, #fcb045 100%);--accent-neon: linear-gradient(135deg, #6366f1 0%, #a855f7 50%, #ec4899 100%);--text-main: #f8fafc;--text-muted: #94a3b8;--text-dim: #64748b;--shadow-lg: 0 20px 30px -10px rgba(0, 0, 0, .5), 0 0 20px rgba(99, 102, 241, .15);--shadow-sm: 0 4px 12px rgba(0, 0, 0, .3);--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--radius-xl: 24px;--font-main: "Inter", system-ui, -apple-system, sans-serif}*{box-sizing:border-box;margin:0;padding:0;-webkit-user-select:none;user-select:none}body{font-family:var(--font-main);background-color:var(--bg-dark);color:var(--text-main);overflow:hidden;height:100vh;width:100vw;-webkit-font-smoothing:antialiased}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#ffffff26;border-radius:99px}::-webkit-scrollbar-thumb:hover{background:#ffffff4d}.app-container{display:flex;flex-direction:column;height:100vh;width:100vw;background:radial-gradient(circle at 50% 0%,rgba(99,102,241,.08),transparent 70%),radial-gradient(circle at 100% 100%,rgba(236,72,153,.05),transparent 60%),var(--bg-dark)}.glass-panel{background:var(--bg-panel);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--border-subtle)}.app-header{height:60px;display:flex;align-items:center;justify-content:space-between;padding:0 20px;border-bottom:1px solid var(--border-subtle);z-index:50}.brand-logo{display:flex;align-items:center;gap:12px;font-weight:800;font-size:1.25rem;letter-spacing:-.5px}.brand-badge{background:var(--accent-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;font-weight:900}.header-center-tools{display:flex;align-items:center;gap:8px;background:#0000004d;padding:4px;border-radius:var(--radius-md);border:1px solid var(--border-subtle)}.header-btn{background:transparent;border:none;color:var(--text-muted);padding:6px 12px;border-radius:var(--radius-sm);cursor:pointer;display:flex;align-items:center;gap:6px;font-size:.85rem;font-weight:500;transition:all .2s ease}.header-btn:hover:not(:disabled){color:var(--text-main);background:var(--bg-hover)}.header-btn.active{background:var(--accent-primary);color:#fff;box-shadow:0 0 12px #6366f166}.header-btn:disabled{opacity:.4;cursor:not-allowed}.btn-primary{background:var(--accent-neon);color:#fff;border:none;padding:8px 18px;border-radius:var(--radius-md);font-weight:600;font-size:.9rem;cursor:pointer;display:flex;align-items:center;gap:8px;transition:all .2s ease;box-shadow:0 4px 15px #a855f759}.btn-primary:hover{transform:translateY(-1px);box-shadow:0 6px 20px #a855f780}.app-main{flex:1;display:flex;position:relative;overflow:hidden}.control-sidebar{width:380px;height:100%;display:flex;flex-direction:column;border-right:1px solid var(--border-subtle);z-index:20}.sidebar-tabs{display:flex;border-bottom:1px solid var(--border-subtle);background:#0003}.tab-btn{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;padding:12px 6px;background:transparent;border:none;color:var(--text-muted);font-size:.75rem;font-weight:600;cursor:pointer;transition:all .2s ease;border-bottom:2px solid transparent}.tab-btn:hover{color:var(--text-main);background:var(--bg-hover)}.tab-btn.active{color:var(--accent-primary);border-bottom-color:var(--accent-primary);background:#6366f114}.sidebar-content{flex:1;overflow-y:auto;padding:20px;display:flex;flex-direction:column;gap:24px}.control-group{display:flex;flex-direction:column;gap:12px}.control-label{font-size:.85rem;font-weight:600;color:var(--text-main);display:flex;align-items:center;justify-content:space-between}.control-val{font-size:.8rem;color:var(--accent-primary);font-family:monospace}.custom-range{-webkit-appearance:none;width:100%;height:6px;border-radius:99px;background:var(--bg-surface);border:1px solid var(--border-subtle);outline:none}.custom-range::-webkit-slider-thumb{-webkit-appearance:none;width:18px;height:18px;border-radius:50%;background:var(--accent-primary);box-shadow:0 0 10px #6366f199;cursor:pointer;transition:transform .1s ease}.custom-range::-webkit-slider-thumb:hover{transform:scale(1.2)}.grid-picker{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.option-card{background:#0000004d;border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:12px 8px;display:flex;flex-direction:column;align-items:center;gap:6px;cursor:pointer;transition:all .2s ease;color:var(--text-muted)}.option-card:hover{border-color:#fff3;color:var(--text-main);background:var(--bg-hover)}.option-card.selected{border-color:var(--accent-primary);background:var(--bg-active);color:var(--accent-primary);box-shadow:0 0 12px #6366f140}.option-card-title{font-size:.75rem;font-weight:600;text-align:center}.dropzone{border:2px dashed var(--border-subtle);border-radius:var(--radius-lg);padding:24px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;cursor:pointer;background:#00000026;transition:all .2s ease;text-align:center}.dropzone:hover{border-color:var(--accent-primary);background:#6366f10d}.canvas-viewport{flex:1;position:relative;overflow:auto;display:flex;align-items:center;justify-content:center;padding:40px;background-image:radial-gradient(rgba(255,255,255,.08) 1px,transparent 1px);background-size:24px 24px}.canvas-container-outer{position:relative;box-shadow:var(--shadow-lg);border-radius:4px;transition:transform .2s ease;display:inline-block}.frame-guides-overlay{position:absolute;top:0;left:0;right:0;bottom:0;pointer-events:none;display:flex;z-index:10}.frame-slice-guide{flex:1;border-right:1px dashed rgba(255,255,255,.4);position:relative;box-sizing:border-box}.frame-slice-guide:last-child{border-right:none}.frame-badge{position:absolute;top:10px;left:10px;background:#000000a6;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);color:#fff;font-size:.7rem;font-weight:700;padding:4px 8px;border-radius:99px;border:1px solid rgba(255,255,255,.2);letter-spacing:.5px}.floating-prop-bar{position:absolute;bottom:24px;left:50%;transform:translate(-50%);display:flex;align-items:center;gap:12px;padding:8px 16px;border-radius:var(--radius-xl);z-index:40;box-shadow:0 10px 30px #0009}.prop-divider{width:1px;height:20px;background:var(--border-subtle)}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#000c;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);display:flex;align-items:center;justify-content:center;z-index:100;padding:20px}.modal-card{width:100%;max-width:900px;max-height:90vh;border-radius:var(--radius-xl);display:flex;flex-direction:column;overflow:hidden;box-shadow:0 25px 50px -12px #000000b3}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:20px 24px;border-bottom:1px solid var(--border-subtle)}.modal-body{padding:24px;overflow-y:auto;flex:1}.ig-device-frame{width:360px;background:#000;border-radius:36px;border:10px solid #1e293b;box-shadow:0 20px 50px #000c;overflow:hidden;margin:0 auto}.ig-feed-header{display:flex;align-items:center;justify-content:space-between;padding:12px 14px;background:#000;color:#fff;border-bottom:1px solid #121212}.ig-feed-avatar{width:32px;height:32px;border-radius:50%;background:var(--accent-gradient);padding:2px}.ig-feed-avatar-inner{width:100%;height:100%;border-radius:50%;background:#222;overflow:hidden}.ig-swiper-container{width:100%;position:relative;overflow:hidden}.ig-slide-track{display:flex;transition:transform .3s cubic-bezier(.25,1,.5,1)}.ig-slide-item{min-width:100%;width:100%;flex-shrink:0}.ig-dots{display:flex;justify-content:center;gap:4px;margin-top:10px}.ig-dot{width:6px;height:6px;border-radius:50%;background:#ffffff4d}.ig-dot.active{background:#38bdf8}.text-input,.select-input{width:100%;background:#0000004d;border:1px solid var(--border-subtle);color:#fff;padding:8px 12px;border-radius:var(--radius-md);font-size:.85rem;outline:none}.text-input:focus,.select-input:focus{border-color:var(--accent-primary)}.color-swatch-grid{display:flex;gap:8px;flex-wrap:wrap}.color-swatch{width:26px;height:26px;border-radius:50%;cursor:pointer;border:2px solid transparent;transition:transform .15s ease}.color-swatch:hover{transform:scale(1.15)}.color-swatch.selected{border-color:#fff;box-shadow:0 0 8px #ffffff80}@media(max-width:860px){body{overflow:hidden}.app-header{height:auto;flex-wrap:wrap;row-gap:8px;padding:10px 12px}.brand-logo{font-size:1rem}.header-center-tools{order:3;width:100%;overflow-x:auto;justify-content:flex-start}.app-main{flex-direction:column;overflow:hidden}.canvas-viewport{order:1;flex:1 1 auto;height:auto;padding:16px 16px 76px}.control-sidebar{order:2;position:fixed;left:0;right:0;bottom:0;width:100%;height:auto;max-height:70vh;border-right:none;border-top:1px solid var(--border-subtle);flex-direction:column-reverse;z-index:55;padding-bottom:env(safe-area-inset-bottom)}.sidebar-tabs{border-bottom:none;border-top:1px solid var(--border-subtle);flex-shrink:0}.sidebar-content{display:none}.control-sidebar.mobile-open .sidebar-content{display:flex;max-height:56vh}.floating-prop-bar{position:fixed;bottom:76px;left:50%;transform:translate(-50%);max-width:calc(100vw - 24px);overflow-x:auto;z-index:56}.modal-overlay{padding:10px}.modal-body{grid-template-columns:1fr!important}.export-slides-grid{grid-template-columns:repeat(2,1fr)!important}.ig-device-frame{width:100%;max-width:320px}}