:root{--color-bg: #0b1020;--color-surface: #11162a;--color-primary: #7e4cf3;--color-accent: #22d3ee;--color-text: #e5e7eb;--color-text-muted: #9ca3af;--color-error: #ef4444;--bg: var(--color-bg);--surface: var(--color-surface);--primary: var(--color-primary);--accent: var(--color-accent);--text: var(--color-text);--muted: var(--color-text-muted);--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-full: 999px;--transition-fast: .15s ease;--transition-base: .2s ease;--transition-slow: .3s ease}*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--color-bg);color:var(--color-text);line-height:1.5}.lucide{width:18px;height:18px;stroke-width:1.75}.app-layout{display:flex;min-height:100vh}.app{min-height:100vh}.layout{display:flex;min-height:100vh;width:100%;overflow:hidden}.main{flex:1;padding:1.5rem;min-height:100vh;width:100%;overflow:hidden}.logo{margin-bottom:2rem}.nav-item{display:block;padding:.75rem;color:var(--color-text-muted);text-decoration:none;border-radius:var(--radius-sm);transition:background var(--transition-base),color var(--transition-base)}.nav-item.active,.nav-item:hover{background:#ffffff0d;color:var(--color-text)}.header{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem}.header input{background:var(--color-surface);border:1px solid rgba(255,255,255,.1);padding:.75rem 1rem;border-radius:var(--radius-full);color:var(--color-text);font-size:.95rem;transition:border-color var(--transition-base)}.header input:focus{outline:none;border-color:var(--color-primary)}.gallery-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:1.5rem}.image-card{border-radius:var(--radius-lg);overflow:hidden;background:var(--color-surface);cursor:pointer;transition:transform var(--transition-base),box-shadow var(--transition-base)}.image-card:hover{transform:translateY(-2px);box-shadow:0 8px 16px #0000004d}.image-card img{width:100%;height:100%;object-fit:cover;display:block}@media(max-width:768px){.layout{grid-template-columns:1fr}.main{padding:1rem}.header{flex-direction:column;align-items:stretch;gap:1rem}.header input{width:100%}.gallery-grid{grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:1rem}}@media(max-width:1023px){.sidebar{display:none}}.menu-toggle{display:none;background:transparent;border:none;color:var(--text)}img{max-width:100%;height:auto}.selection-bar{display:flex;justify-content:space-between;align-items:center;margin:1rem 0;padding:.75rem 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p{color:var(--color-text-muted);font-size:.9rem;margin:.5rem 0 0}.skeleton-img{width:100%;aspect-ratio:4 / 3;border-radius:var(--radius-lg);background:linear-gradient(90deg,#1a1f36 25%,#2a2f4f 37%,#1a1f36 63%);background-size:400% 100%;animation:shimmer 1.4s ease infinite}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.gallery-card{position:relative;border-radius:var(--radius-lg);overflow:hidden;background:var(--color-surface);transition:transform var(--transition-base),box-shadow var(--transition-base)}.gallery-card:hover{transform:translateY(-4px);box-shadow:0 12px 24px #0006}.gallery-card img{width:100%;height:100%;object-fit:cover;display:block}.card-actions{position:absolute;top:.5rem;right:.5rem;opacity:0;transition:opacity var(--transition-base)}.gallery-card:hover .card-actions{opacity:1}.delete-btn{background:#ef4444e6;border:none;border-radius:var(--radius-sm);padding:.5rem;cursor:pointer;color:#fff;font-size:1rem;transition:background var(--transition-base),transform var(--transition-fast);backdrop-filter:blur(4px)}.delete-btn:hover{background:#ef4444;transform:scale(1.1)}.delete-btn:active{transform:scale(.95)}@keyframes shimmer{0%{background-position:100% 0}to{background-position:0 0}}.collage{display:grid;gap:.75rem;width:100%;max-width:800px;margin:0 auto}.collage img{width:100%;height:100%;object-fit:cover;border-radius:12px}.layout-selector{display:flex;gap:.5rem;margin-bottom:1rem;overflow-x:auto;overflow-y:hidden;padding-bottom:.5rem;scrollbar-width:thin;scrollbar-color:var(--color-primary) transparent;-webkit-overflow-scrolling:touch}.layout-selector::-webkit-scrollbar{height:4px}.layout-selector::-webkit-scrollbar-track{background:transparent}.layout-selector::-webkit-scrollbar-thumb{background:var(--color-primary);border-radius:2px}.layout-selector button{background:var(--color-surface);border:1px solid transparent;color:var(--color-text);padding:.5rem .75rem;border-radius:var(--radius-sm);gap:5px;cursor:pointer;display:flex;align-items:center;transition:border-color var(--transition-base),color var(--transition-base);font-size:.9rem;white-space:nowrap;flex-shrink:0}.layout-selector button:hover{border-color:#7e4cf380}.layout-selector button.active{border-color:var(--color-primary);color:var(--color-primary)}@media(max-width:768px){.layout-selector{gap:.4rem;margin-bottom:.75rem}.layout-selector button{padding:.4rem .6rem;font-size:.85rem}.layout-selector button i{width:16px;height:16px}}.collage.count-1{grid-template-columns:1fr}.collage.count-2{grid-template-columns:repeat(2,1fr)}.collage.count-3{grid-template-columns:2fr 1fr;grid-template-rows:repeat(2,1fr)}.collage.count-3 img:first-child{grid-row:span 2}.collage.count-4{grid-template-columns:repeat(2,1fr);grid-template-rows:repeat(2,1fr)}.collage.layout-horizontal{grid-template-columns:repeat(auto-fit,minmax(200px,1fr));max-width:800px}.collage.layout-vertical{grid-template-columns:1fr;max-width:800px}@media(max-width:768px){.collage{max-width:100%;gap:.5rem}.collage.layout-horizontal{max-width:100%;grid-template-columns:repeat(auto-fit,minmax(150px,1fr))}.collage.layout-vertical{max-width:100%}}#download-collage{margin-left:auto;background:var(--color-primary);color:#000;border:none;padding:.5rem .75rem;border-radius:var(--radius-sm);cursor:pointer;font-weight:500;transition:opacity var(--transition-base),transform var(--transition-fast)}#download-collage:hover:not(:disabled){opacity:.9;transform:scale(1.02)}#download-collage:disabled{opacity:.4;cursor:not-allowed}.empty-card{margin-top:4rem;padding:var(--spacing-xl);border-radius:var(--radius-lg);background:var(--color-surface);text-align:center;max-width:420px;margin-inline:auto;animation:fadeIn var(--transition-slow) ease}.empty-card i{width:40px;height:40px;color:var(--color-text);margin-bottom:var(--spacing-md)}.empty-card h2{margin:.5rem 0;color:var(--color-text)}.empty-card p{color:var(--color-text-muted);font-size:.9rem;margin-bottom:var(--spacing-md)}.empty-card .cta{display:inline-block;margin-top:var(--spacing-md);padding:.6rem 1rem;background:var(--color-primary);border-radius:var(--radius-full);color:#000;font-weight:500;text-decoration:none;transition:opacity var(--transition-base),transform var(--transition-fast)}.empty-card .cta:hover{opacity:.9;transform:scale(1.02)}.collage-page{width:100%;max-width:1200px;margin:0 auto}.collage-page h1{margin-bottom:1rem;color:var(--color-text);font-size:1.75rem}@media(max-width:768px){.collage-page h1{font-size:1.5rem;margin-bottom:.75rem}}.overlay{position:fixed;inset:0;background:#0f172ad9;backdrop-filter:blur(6px);display:grid;place-items:center;z-index:9999;transition:opacity .3s ease}.overlay.hidden{opacity:0;pointer-events:none}.overlay-content{text-align:center;color:#fff;animation:fadeInUp .4s ease}.frames{display:grid;grid-template-columns:repeat(2,50px);gap:8px;margin-bottom:1.5rem}.frames span{width:50px;height:50px;border-radius:8px;background:linear-gradient(135deg,var(--primary),var(--accent));animation:pulse 1.2s infinite ease-in-out}.frames span:nth-child(2){animation-delay:.15s}.frames span:nth-child(3){animation-delay:.3s}.frames span:nth-child(4){animation-delay:.45s}h2{font-size:1.4rem;margin-bottom:.5rem}p{font-size:.95rem;opacity:.8}@keyframes pulse{0%{transform:scale(1);opacity:.7}50%{transform:scale(1.1);opacity:1}to{transform:scale(1);opacity:.7}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.sidebar{width:280px;height:100vh;background:linear-gradient(180deg,#f8f8f9f2,#7d33e699);backdrop-filter:blur(16px);border-right:1px solid rgba(255,255,255,.1);display:flex;flex-direction:column;padding:1.5rem;overflow-y:auto;overflow-x:hidden}.sidebar::-webkit-scrollbar{width:4px}.sidebar::-webkit-scrollbar-track{background:transparent}.sidebar::-webkit-scrollbar-thumb{background:#fff3;border-radius:2px}.sidebar::-webkit-scrollbar-thumb:hover{background:#ffffff4d}.brand{display:flex;align-items:center;gap:.75rem;margin-bottom:2.5rem;padding-bottom:1.5rem;border-bottom:1px solid rgba(255,255,255,.1)}.brand img{width:200px;height:64px;object-fit:contain;display:block;filter:drop-shadow(0 2px 4px rgba(0,0,0,.2));min-width:64px;min-height:64px}.menu{display:flex;flex-direction:column;gap:.5rem}.menu a{display:flex;align-items:center;gap:.875rem;padding:.75rem 1rem;border-radius:var(--radius-md);color:var(--color-primary);text-decoration:none;font-size:.95rem;font-weight:500;transition:all var(--transition-base);position:relative;border-left:3px solid transparent}.menu a:before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:0;background:var(--color-primary);border-radius:0 2px 2px 0;transition:height var(--transition-base)}.menu a:hover{background:#8b5cf626;color:var(--color-text);transform:translate(2px)}.menu a:hover:before{height:60%}.menu a.active{background:#7e4cf340;color:var(--color-muted);border-left-color:var(--color-primary);font-weight:600;box-shadow:0 2px 8px #7e4cf333}.menu a.active:before{height:100%;background:var(--color-primary)}.menu a.active:hover{background:#7e4cf34d;transform:translate(0)}.menu i{width:20px;height:20px;flex-shrink:0;transition:transform var(--transition-base)}.menu a:hover i{transform:scale(1.1)}.menu a.active i{color:var(--color-primary)}.profile-card{margin-top:auto;display:flex;align-items:center;gap:.875rem;background:#ffffff14;padding:1rem;border-radius:var(--radius-md);border:1px solid rgba(255,255,255,.1);transition:all var(--transition-base);cursor:pointer}.profile-card:hover{background:#ffffff1f;transform:translateY(-1px);box-shadow:0 4px 12px #00000026}.profile-card img{width:44px;height:44px;border-radius:50%;object-fit:cover;border:2px solid rgba(255,255,255,.2);transition:border-color var(--transition-base)}.profile-card:hover img{border-color:var(--color-primary)}.profile-card>div{flex:1;min-width:0}.profile-card strong{display:block;color:var(--color-text);font-size:.9rem;font-weight:600;margin-bottom:.25rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.profile-card span{display:block;font-size:.75rem;color:var(--color-text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.menu-toggle{position:fixed;top:1rem;left:1rem;z-index:60;background:var(--color-surface);border:1px solid rgba(255,255,255,.1);border-radius:10px;padding:.5rem;color:var(--color-text);cursor:pointer;transition:background var(--transition-base)}.menu-toggle:hover{background:#7e4cf333}.sidebar-overlay{display:none;position:fixed;inset:0;background:#00000080;backdrop-filter:blur(4px);z-index:40;opacity:0;transition:opacity .3s ease;pointer-events:none}.sidebar-overlay.active{display:block;opacity:1;pointer-events:all}@media(max-width:1023px){.sidebar{position:fixed;top:0;left:0;transform:translate(-100%);transition:transform .3s cubic-bezier(.4,0,.2,1);z-index:50;box-shadow:4px 0 24px #0006;width:280px}.sidebar.open{transform:translate(0)}.menu-toggle{display:block}.brand{margin-bottom:2rem;padding-bottom:1.25rem}.menu{gap:.4rem}.menu a{padding:.7rem 1rem}}@media(min-width:1024px){.sidebar{position:sticky;top:0;transform:none}.menu-toggle{display:none}}