@property --angle{syntax: ""; inherits: false; initial-value: 0deg;}:root{--bg: #02020a;--bg2: #080818;--cyan: #00d4ff;--cyan-dim: rgba(0, 212, 255, .15);--cyan-glow: rgba(0, 212, 255, .4);--purple: #7b2fff;--purple-dim: rgba(123, 47, 255, .15);--pink: #ff2d78;--green: #00ff87;--text: #e2e8f0;--text-dim: #64748b;--glass: rgba(8, 8, 24, .65);--glass-border: rgba(0, 212, 255, .12);--radius: 16px;--radius-sm: 10px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;scroll-behavior:smooth}body{font-family:Inter,system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text);min-height:100vh;overflow-x:hidden}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:var(--bg)}::-webkit-scrollbar-thumb{background:var(--purple);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--cyan)}.bg{position:fixed;inset:0;z-index:0;overflow:hidden;pointer-events:none}.bg-gradient{position:absolute;inset:0;background:radial-gradient(ellipse 70% 60% at 15% 25%,rgba(0,212,255,.07) 0%,transparent 60%),radial-gradient(ellipse 60% 70% at 85% 70%,rgba(123,47,255,.08) 0%,transparent 60%),radial-gradient(ellipse 50% 40% at 50% 50%,rgba(255,45,120,.03) 0%,transparent 60%),var(--bg)}.bg-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(0,212,255,.025) 1px,transparent 1px),linear-gradient(90deg,rgba(0,212,255,.025) 1px,transparent 1px);background-size:64px 64px;animation:gridPulse 6s ease-in-out infinite}.bg-orb{position:absolute;border-radius:50%;filter:blur(80px);opacity:.4;animation:orbFloat var(--dur, 12s) ease-in-out infinite alternate}.bg-orb:nth-child(1){width:500px;height:500px;background:#00d4ff14;top:-100px;left:-100px;--dur:14s}.bg-orb:nth-child(2){width:400px;height:400px;background:#7b2fff1a;bottom:-80px;right:-80px;--dur:11s;animation-delay:-4s}.bg-orb:nth-child(3){width:300px;height:300px;background:#ff2d780f;top:40%;left:60%;--dur:16s;animation-delay:-8s}.bg-scanlines{position:absolute;inset:0;background:repeating-linear-gradient(0deg,transparent,transparent 2px,rgba(0,0,0,.05) 2px,rgba(0,0,0,.05) 4px);pointer-events:none}@keyframes gridPulse{0%,to{opacity:.6}50%{opacity:1}}@keyframes orbFloat{0%{transform:translate(0) scale(1)}to{transform:translate(40px,30px) scale(1.08)}}.app{position:relative;min-height:100vh}.content{position:relative;z-index:1;max-width:960px;margin:0 auto;padding:0 24px 80px}.header{display:flex;align-items:center;justify-content:space-between;padding:32px 0 48px;border-bottom:1px solid var(--glass-border);margin-bottom:48px}.logo{display:flex;align-items:center;gap:14px}.logo-icon{width:44px;height:44px;position:relative;display:flex;align-items:center;justify-content:center}.logo-icon svg{animation:rotateSlow 20s linear infinite;filter:drop-shadow(0 0 8px var(--cyan))}.logo-text h1{font-size:1.4rem;font-weight:700;letter-spacing:-.02em;line-height:1;background:linear-gradient(135deg,var(--cyan),var(--purple));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.logo-text p{font-size:.72rem;color:var(--text-dim);letter-spacing:.12em;text-transform:uppercase;margin-top:3px}.header-badge{display:flex;align-items:center;gap:8px;padding:8px 16px;border-radius:100px;background:var(--glass);border:1px solid var(--glass-border);font-size:.75rem;color:var(--cyan);letter-spacing:.05em}.header-badge-dot{width:6px;height:6px;border-radius:50%;background:var(--green);box-shadow:0 0 8px var(--green);animation:pulse 2s ease-in-out infinite}.dropzone-wrapper{position:relative;border-radius:22px;margin-bottom:48px}.dropzone-border{position:absolute;inset:-2px;border-radius:24px;background:conic-gradient(from var(--angle),var(--cyan),var(--purple),var(--pink),var(--cyan));animation:rotateBorder 4s linear infinite;z-index:0;opacity:.6;transition:opacity .3s}.dropzone-wrapper.active .dropzone-border{opacity:1}.dropzone-wrapper.active .dropzone-border{animation-duration:1.5s}@keyframes rotateBorder{to{--angle: 360deg}}.dropzone{position:relative;z-index:1;background:var(--glass);backdrop-filter:blur(20px);border-radius:20px;padding:60px 40px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:20px;cursor:pointer;transition:background .3s;min-height:240px;border:1px solid transparent}.dropzone:hover,.dropzone.drag-over{background:#00d4ff0a}.dropzone-icon{width:64px;height:64px;color:var(--cyan);animation:floatIcon 3s ease-in-out infinite;filter:drop-shadow(0 0 12px var(--cyan-glow))}.dropzone.drag-over .dropzone-icon{animation:floatIcon .8s ease-in-out infinite;filter:drop-shadow(0 0 24px var(--cyan))}@keyframes floatIcon{0%,to{transform:translateY(0)}50%{transform:translateY(-8px)}}.dropzone-title{font-size:1.25rem;font-weight:600;color:var(--text);text-align:center}.dropzone-sub{font-size:.85rem;color:var(--text-dim);text-align:center}.dropzone-sub span{color:var(--cyan);font-weight:500}.dropzone-hint{display:flex;gap:12px;flex-wrap:wrap;justify-content:center}.dropzone-hint-badge{padding:4px 12px;border-radius:100px;background:#00d4ff0f;border:1px solid rgba(0,212,255,.15);font-size:.72rem;color:var(--text-dim);letter-spacing:.06em}.uploads-list{display:flex;flex-direction:column;gap:10px;margin-top:20px}.upload-item{background:var(--glass);border:1px solid var(--glass-border);border-radius:var(--radius-sm);padding:14px 18px;display:flex;flex-direction:column;gap:8px;animation:slideUp .3s ease}.upload-item-header{display:flex;align-items:center;justify-content:space-between;gap:10px}.upload-item-name{font-size:.85rem;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;flex:1}.upload-item-pct{font-size:.8rem;font-weight:600;color:var(--cyan);min-width:36px;text-align:right}.progress-track{height:4px;background:#ffffff0f;border-radius:2px;overflow:hidden}.progress-bar{height:100%;border-radius:2px;background:linear-gradient(90deg,var(--cyan),var(--purple));box-shadow:0 0 10px var(--cyan-glow);transition:width .2s ease;position:relative;overflow:hidden}.progress-bar:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent 0%,rgba(255,255,255,.4) 50%,transparent 100%);animation:shimmer 1.2s infinite}@keyframes shimmer{0%{transform:translate(-100%)}to{transform:translate(300%)}}.upload-item.success .progress-bar{background:linear-gradient(90deg,var(--green),var(--cyan));box-shadow:0 0 10px #00ff8766}.upload-item.error .progress-bar{background:var(--pink);box-shadow:0 0 10px #ff2d7866}.section-title{font-size:.8rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--text-dim);margin-bottom:24px;display:flex;align-items:center;gap:12px}.section-count{display:inline-flex;align-items:center;justify-content:center;background:var(--cyan-dim);border:1px solid rgba(0,212,255,.2);color:var(--cyan);font-size:.75rem;font-weight:700;padding:2px 9px;border-radius:100px}.files-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px}.file-card{background:var(--glass);border:1px solid var(--glass-border);border-radius:var(--radius);overflow:hidden;transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;animation:slideUp .4s ease both;backdrop-filter:blur(12px)}.file-card:hover{transform:translateY(-4px);border-color:#00d4ff4d;box-shadow:0 12px 40px #00d4ff14,0 0 0 1px #00d4ff1a}.file-preview{width:100%;height:140px;object-fit:cover;display:block;border-bottom:1px solid var(--glass-border)}.file-icon-box{height:100px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#00d4ff0a,#7b2fff0f);border-bottom:1px solid var(--glass-border)}.file-icon-box svg{width:40px;height:40px;opacity:.7}.file-card-body{padding:14px 16px}.file-name{font-size:.875rem;font-weight:500;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-bottom:6px}.file-meta{display:flex;align-items:center;gap:8px;font-size:.75rem;color:var(--text-dim);margin-bottom:14px}.file-meta-sep{opacity:.3}.file-type-badge{display:inline-flex;align-items:center;padding:2px 8px;border-radius:4px;font-size:.65rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase}.file-card-actions{display:flex;gap:8px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:7px 14px;border-radius:8px;font-size:.78rem;font-weight:500;border:1px solid transparent;cursor:pointer;transition:all .2s ease;text-decoration:none;white-space:nowrap}.btn-copy{flex:1;background:var(--cyan-dim);border-color:#00d4ff33;color:var(--cyan)}.btn-copy:hover{background:#00d4ff33;border-color:var(--cyan);box-shadow:0 0 14px var(--cyan-glow)}.btn-delete{background:#ff2d780f;border-color:#ff2d7826;color:var(--pink);padding:7px 10px}.btn-delete:hover{background:#ff2d7826;border-color:var(--pink);box-shadow:0 0 14px #ff2d7840}.btn-download{background:#7b2fff14;border-color:#7b2fff33;color:var(--purple);padding:7px 10px}.btn-download:hover{background:#7b2fff2e;border-color:var(--purple)}.empty-state{text-align:center;padding:60px 0;color:var(--text-dim);font-size:.9rem}.toast{position:fixed;bottom:32px;left:50%;transform:translate(-50%) translateY(0);display:flex;align-items:center;gap:10px;padding:14px 22px;border-radius:12px;font-size:.875rem;font-weight:500;z-index:1000;backdrop-filter:blur(20px);animation:toastIn .3s cubic-bezier(.175,.885,.32,1.275);white-space:nowrap;border:1px solid transparent}.toast.success{background:#00ff871f;border-color:#00ff8740;color:var(--green)}.toast.error{background:#ff2d781f;border-color:#ff2d7840;color:var(--pink)}.toast.info{background:#00d4ff1f;border-color:#00d4ff40;color:var(--cyan)}@keyframes toastIn{0%{transform:translate(-50%) translateY(16px);opacity:0}to{transform:translate(-50%) translateY(0);opacity:1}}@keyframes slideUp{0%{transform:translateY(16px);opacity:0}to{transform:translateY(0);opacity:1}}@keyframes rotateSlow{to{transform:rotate(360deg)}}@keyframes pulse{0%,to{opacity:1;box-shadow:0 0 8px var(--green)}50%{opacity:.5;box-shadow:0 0 3px var(--green)}}.type-image{background:#00d4ff1a;color:var(--cyan)}.type-video{background:#7b2fff1a;color:var(--purple)}.type-audio{background:#ff2d781a;color:var(--pink)}.type-doc{background:#00ff871a;color:var(--green)}.type-zip{background:#ffa5001a;color:orange}.type-other{background:#ffffff0f;color:var(--text-dim)}.auth-overlay{position:fixed;inset:0;z-index:100;display:flex;align-items:center;justify-content:center;padding:24px;background:#02020ad9;backdrop-filter:blur(12px)}.auth-card{background:var(--glass);border:1px solid rgba(0,212,255,.2);border-radius:24px;padding:48px 40px;max-width:440px;width:100%;display:flex;flex-direction:column;align-items:center;gap:20px;box-shadow:0 0 60px #00d4ff14,0 24px 80px #00000080;animation:slideUp .4s cubic-bezier(.175,.885,.32,1.275)}.auth-card.shake{animation:shake .5s ease}.auth-icon{width:64px;height:64px;border-radius:50%;background:#00d4ff0f;border:1px solid rgba(0,212,255,.2);display:flex;align-items:center;justify-content:center;animation:pulse 2s ease-in-out infinite}.auth-title{font-size:1.3rem;font-weight:700;letter-spacing:-.02em;background:linear-gradient(135deg,var(--cyan),var(--purple));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.auth-sub{font-size:.85rem;color:var(--text-dim);text-align:center;margin-top:-8px}.auth-fields{width:100%;display:flex;flex-direction:column;gap:16px}.auth-field{display:flex;flex-direction:column;gap:8px}.auth-field label{font-size:.78rem;color:var(--cyan);letter-spacing:.06em;text-transform:uppercase;font-weight:600}.auth-field input{background:#ffffff08;border:1px solid var(--glass-border);border-radius:10px;padding:12px 16px;color:var(--text);font-size:.95rem;outline:none;transition:border-color .2s,box-shadow .2s;width:100%}.auth-field input:focus{border-color:var(--cyan);box-shadow:0 0 0 3px #00d4ff14}.auth-field input::placeholder{color:var(--text-dim)}.auth-error{font-size:.82rem;color:var(--pink);text-align:center;animation:slideUp .2s ease}.auth-btn{display:flex;align-items:center;gap:8px;padding:13px 32px;border-radius:12px;background:linear-gradient(135deg,#00d4ff26,#7b2fff26);border:1px solid rgba(0,212,255,.3);color:var(--cyan);font-size:.9rem;font-weight:600;cursor:pointer;transition:all .2s ease;width:100%;justify-content:center}.auth-btn:hover{background:linear-gradient(135deg,#00d4ff40,#7b2fff40);box-shadow:0 0 24px #00d4ff33;transform:translateY(-1px)}@keyframes shake{0%,to{transform:translate(0)}15%{transform:translate(-8px)}30%{transform:translate(8px)}45%{transform:translate(-6px)}60%{transform:translate(6px)}75%{transform:translate(-3px)}90%{transform:translate(3px)}}@media (max-width: 600px){.content{padding:0 16px 60px}.header{flex-direction:column;align-items:flex-start;gap:16px;padding:24px 0 32px;margin-bottom:32px}.dropzone{padding:40px 20px}.files-grid{grid-template-columns:1fr}}