.loading-screen{position:fixed;top:0;left:0;right:0;bottom:0;background:var(--bg-primary, #0f172a);display:flex;align-items:center;justify-content:center;z-index:9999}.loading-content{display:flex;align-items:center;justify-content:center}.soundwave{display:flex;align-items:center;justify-content:center;gap:8px;height:80px}.bar{width:8px;background:#fff;border-radius:4px;animation:beat .6s ease-in-out infinite}.bar1{height:20px;animation-delay:0s}.bar2{height:35px;animation-delay:.05s}.bar3{height:25px;animation-delay:.1s}.bar4{height:50px;animation-delay:.15s}.bar5{height:30px;animation-delay:.2s}.bar6{height:40px;animation-delay:.25s}.bar7{height:25px;animation-delay:.3s}@keyframes beat{0%,to{transform:scaleY(.5);opacity:.7}50%{transform:scaleY(1);opacity:1}}.upload-form{margin-bottom:var(--spacing-lg)}.drop-zone{border:2px dashed rgba(45,212,191,.4);border-radius:16px;padding:48px 32px;display:flex;flex-direction:column;align-items:center;gap:16px;background:radial-gradient(ellipse at center,rgba(45,212,191,.08) 0%,transparent 70%);transition:all .3s ease;cursor:pointer;position:relative;overflow:hidden;outline:none}.drop-zone:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(circle at 50% 50%,rgba(45,212,191,.15) 0%,transparent 50%);opacity:0;transition:opacity .3s ease}.drop-zone:hover{border-color:#2dd4bfb3;transform:translateY(-2px)}.drop-zone:hover:before{opacity:1}.drop-zone.dragging{border-color:#2dd4bfe6;transform:translateY(-2px)}.drop-zone.dragging:before{opacity:1}.drop-zone.uploading{cursor:wait;pointer-events:none}.drop-zone-title{font-size:18px;font-weight:500;color:#e5e7eb;position:relative;z-index:1;margin:0}.or-text{font-size:13px;color:#6b7280;position:relative;z-index:1}.btn-primary{background:linear-gradient(135deg,#2dd4bf,#14b8a6);border:none;padding:12px 28px;border-radius:8px;font-size:14px;font-weight:500;color:#0f1419;cursor:pointer;transition:all .2s ease;position:relative;z-index:1;display:inline-flex;align-items:center;justify-content:center}.btn-primary:hover{transform:scale(1.02);box-shadow:0 4px 20px #2dd4bf66}.btn-primary:active{transform:scale(.98)}.btn-primary:focus{outline:none}.file-input{display:none}.upload-status{display:flex;flex-direction:column;align-items:center;gap:var(--spacing-md);padding:var(--spacing-md) 0}.upload-status p{color:var(--text-primary);font-weight:500;margin-top:var(--spacing-sm)}.sound-wave{display:flex;align-items:center;justify-content:center;gap:4px;height:50px}.sound-bar{width:4px;background:var(--primary);border-radius:2px;animation:sound-wave 1s ease-in-out infinite}.sound-bar:nth-child(1){height:20px;animation-delay:0s}.sound-bar:nth-child(2){height:35px;animation-delay:.1s}.sound-bar:nth-child(3){height:25px;animation-delay:.2s}.sound-bar:nth-child(4){height:40px;animation-delay:.3s}.sound-bar:nth-child(5){height:30px;animation-delay:.4s}.sound-bar:nth-child(6){height:45px;animation-delay:.5s}.sound-bar:nth-child(7){height:20px;animation-delay:.6s}@keyframes sound-wave{0%,to{transform:scaleY(.4);opacity:.5}50%{transform:scaleY(1);opacity:1}}.error-message{margin-top:var(--spacing-md);padding:var(--spacing-md);background:#f15c6d1a;border:1px solid var(--error);color:var(--error);border-radius:var(--radius-sm);font-size:.875rem;text-align:center}@media (min-width: 480px){.drop-zone{padding:var(--spacing-xl)}.drop-icon{font-size:3rem}}.date-range-slider{padding:var(--spacing-md) 0;border-bottom:1px solid var(--border-color)}.date-range-single{padding:var(--spacing-sm) 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100%);transform:translateY(-50%)}.slider{position:absolute;width:100%;height:44px;-webkit-appearance:none;-moz-appearance:none;appearance:none;background:transparent;outline:none;pointer-events:none;top:50%;transform:translateY(-50%)}.slider::-webkit-slider-track{width:100%;height:2px;background:transparent}.slider::-moz-range-track{width:100%;height:2px;background:transparent}.slider::-webkit-slider-thumb{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:24px;height:24px;background:var(--primary);border-radius:50%;cursor:pointer;pointer-events:all;border:3px solid white;box-shadow:0 2px 6px #0000004d;transition:transform .1s}.slider::-webkit-slider-thumb:hover{transform:scale(1.15)}.slider::-webkit-slider-thumb:active{transform:scale(1.25);box-shadow:0 3px 8px #0006}.slider::-moz-range-thumb{width:24px;height:24px;background:var(--primary);border-radius:50%;cursor:pointer;pointer-events:all;border:3px solid white;box-shadow:0 2px 6px #0000004d;transition:transform .1s}.slider::-moz-range-thumb:hover{transform:scale(1.15)}.slider::-moz-range-thumb:active{transform:scale(1.25);box-shadow:0 3px 8px #0006}.timeline-labels{display:flex;justify-content:space-between;margin-top:var(--spacing-xs);padding:0 8px}.timeline-label{font-size:.625rem;color:var(--text-muted);font-weight:500}.history{background:transparent;border-radius:0;border:none;overflow:visible;padding:0 var(--spacing-md)}.history-tabs{position:relative;display:flex;gap:6px;padding:4px;margin-bottom:var(--spacing-lg);background:#ffffff1a;backdrop-filter:blur(20px) saturate(180%);-webkit-backdrop-filter:blur(20px) saturate(180%);border:1px solid rgba(255,255,255,.18);border-radius:12px;box-shadow:0 8px 32px #0000001a}[data-theme=dark] .history-tabs{background:#ffffff0d;border-color:#ffffff1a}[data-theme=light] .history-tabs{background:#ffffff4d;border-color:#fff6}.tab-slider{position:absolute;top:4px;bottom:4px;background:#2dd4a833;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid rgba(45,212,168,.3);border-radius:10px;box-shadow:0 4px 12px #2dd4a84d,inset 0 1px #ffffff4d;transition:left .3s cubic-bezier(.4,0,.2,1),width .3s cubic-bezier(.4,0,.2,1);z-index:0;pointer-events:none}.tab-slider.no-transition{transition:none}[data-theme=dark] .tab-slider{background:#2dd4a826}[data-theme=light] .tab-slider{background:#10b98126;border-color:#10b9814d}.history-tab{flex:1;padding:10px 8px;background:transparent;border:none;border-radius:10px;color:var(--text-muted);font-size:13px;font-weight:500;white-space:nowrap;transition:color .2s ease;cursor:pointer;position:relative;z-index:1}.history-tab:hover{color:var(--text-secondary)}.history-tab.active{color:#2dd4a8}[data-theme=light] .history-tab.active{color:#10b981}.history-search{position:relative;margin-bottom:var(--spacing-md)}.search-icon{position:absolute;left:16px;top:50%;transform:translateY(-50%);color:var(--text-placeholder);flex-shrink:0}.search-input{width:100%;padding:14px 16px 14px 44px;background:#0000000a;border:1px solid rgba(0,0,0,.08);border-radius:14px;color:var(--text-primary);font-size:14px;outline:none;transition:all .2s ease}[data-theme=dark] .search-input{background:#ffffff0a;border-color:#ffffff0f}.search-input::placeholder{color:var(--text-placeholder)}.search-input:focus{border-color:#2dd4a866;background:#0000000f}[data-theme=dark] .search-input:focus{background:#ffffff0f;border-color:#2dd4a84d}.search-clear{position:absolute;right:12px;top:50%;transform:translateY(-50%);display:flex;align-items:center;justify-content:center;padding:6px;background:transparent;border:none;color:var(--text-muted);cursor:pointer;border-radius:6px;transition:all 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svg{flex-shrink:0}.history-error{padding:var(--spacing-md);background:#f15c6d1a;color:var(--error);font-size:.875rem;text-align:center;border-radius:12px;margin-bottom:var(--spacing-md)}.history-list{max-height:none;overflow-y:visible;display:flex;flex-direction:column;gap:8px}.history-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--spacing-sm);padding:var(--spacing-xl) var(--spacing-md);color:var(--text-muted);font-size:.875rem;text-align:center}.empty-icon{font-size:2.5rem;opacity:.5}.history-item{background:#00000008;border:1px solid rgba(0,0,0,.05);border-radius:14px;overflow:hidden;transition:all .2s ease}[data-theme=dark] .history-item{background:#ffffff08;border-color:#ffffff0a}.history-item:hover{background:#0000000f;border-color:#2dd4a833}[data-theme=dark] .history-item:hover{background:#ffffff0f}.history-item-header{display:flex;align-items:center;padding:14px 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env(safe-area-inset-bottom, 0px);--safe-left: env(safe-area-inset-left, 0px);--safe-right: env(safe-area-inset-right, 0px)}:root,:root[data-theme=dark]{--primary: #128c7e;--primary-dark: #075e54;--primary-light: #25d366;--bg-dark: #111b21;--bg-card: #1f2c33;--bg-input: #2a3942;--text-primary: #e9edef;--text-secondary: #8696a0;--text-muted: #667781;--border-color: #2a3942;--error: #f15c6d;--success: #25d366;--shadow: rgba(0, 0, 0, .3)}:root[data-theme=light]{--primary: #128c7e;--primary-dark: #075e54;--primary-light: #25d366;--bg-dark: #f0f2f5;--bg-card: #ffffff;--bg-input: #f0f2f5;--text-primary: #111b21;--text-secondary: #54656f;--text-muted: #8696a0;--border-color: #e9edef;--error: #dc3545;--success: #128c7e;--shadow: rgba(0, 0, 0, .1)}html{font-size:16px;-webkit-text-size-adjust:100%}body{font-family:-apple-system,BlinkMacSystemFont,Segoe 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