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.5);--text-disabled: rgba(0, 0, 0, .3);--border-primary: rgba(0, 0, 0, .1);--border-secondary: rgba(0, 0, 0, .05);--border-accent: rgba(var(--theme-color-rgb), .3)}.container,.app__main{max-width:1400px;margin:0 auto;padding:0 24px}@media (max-width: 639px){.container,.app__main{padding:0 16px}}.grid{display:grid}.grid--cols-2{grid-template-columns:repeat(2,1fr)}.grid--cols-3{grid-template-columns:repeat(3,1fr)}.grid--cols-4{grid-template-columns:repeat(4,1fr)}.grid--gap-4{gap:1rem}.grid--gap-6{gap:1.5rem}.grid--gap-8{gap:2rem}@media (max-width: 639px){.grid--responsive-2{grid-template-columns:1fr}}@media (max-width: 639px) and (min-width: 768px){.grid--responsive-2{grid-template-columns:repeat(2,1fr)}}@media (max-width: 639px){.grid--responsive-4{grid-template-columns:repeat(2,1fr)}}@media (max-width: 639px) and (min-width: 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639px){.form-header__title{font-size:24px}}.form-header__subtitle{color:var(--text-muted);font-size:18px;max-width:600px;margin:0 auto;line-height:1.6}@media (max-width: 639px){.form-header__subtitle{font-size:16px}}.form{display:flex;flex-direction:column;gap:24px}.form-label{display:block;font-size:14px;font-weight:600;color:var(--text-secondary);margin-bottom:8px}.input-wrapper{position:relative}.input-wrapper:has(.input-icon) .input{padding-right:3rem}.input-icon{position:absolute;right:16px;top:50%;transform:translateY(-50%)}.validation-icon{width:20px;height:20px;border-radius:50%;display:flex;align-items:center;justify-content:center}.validation-icon--success,.validation-icon--error{background:var(--theme-color, #ef4444)}.validation-icon__svg{width:12px;height:12px;color:#fff}.form-error{color:var(--theme-color, #ef4444);font-size:14px;margin-top:4px;display:flex;align-items:center;justify-content:center;justify-content:flex-start}.form-error__icon{width:16px;height:16px;margin-right:4px}.form-footer{display:grid;gap:24px;align-items:end}@media (min-width: 768px){.form-footer{grid-template-columns:1fr auto}}.form-info{padding:16px;border-radius:16px}.form-info__title{color:var(--text-secondary);font-weight:600;margin-bottom:8px;font-size:14px}.form-info__list{display:flex;flex-direction:column;gap:4px}.form-info__item{display:flex;align-items:center;justify-content:center;justify-content:flex-start;gap:4px;color:var(--text-muted);font-size:14px}.form-info__dot{width:6px;height:6px;background:var(--theme-color, #ef4444);border-radius:50%;flex-shrink:0}.form-submit{display:flex;align-items:center;justify-content:center;justify-content:flex-end}@media (max-width: 639px){.form-submit{justify-content:center}}.btn__icon{width:16px;height:16px}.card{background:var(--bg-card);border:1px solid var(--border-secondary);border-radius:20px;padding:32px;margin-bottom:0;box-shadow:0 10px 15px #0000001a;transition:all .3s ease}.card:hover{box-shadow:0 20px 25px #00000026}.card__header{margin-bottom:1.5rem}.card__header-content{display:flex;justify-content:space-between;align-items:flex-start;gap:1rem}.card__title{font-size:1.25rem;font-weight:700;color:var(--text-primary);margin-bottom:.5rem}.card__title--large{font-size:1.5rem}.card__description{color:var(--text-muted);margin-bottom:.75rem}.card__content>*+*{margin-top:1rem}.card__section{margin-top:1.5rem}.card__section--no-margin{margin-top:0}.card__section-title{font-size:1.125rem;font-weight:600;color:var(--text-primary);margin-bottom:.75rem}.card__section:has(.track-item--toggled){min-height:50rem}.glass{background:var(--bg-glass);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid var(--border-secondary)}.error{background:rgba(var(--theme-color-rgb, 239, 68, 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68),.08);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);color:var(--text-primary);padding:16px 24px;border-radius:12px;margin:16px 0;border:1px solid rgba(var(--theme-color-rgb, 239, 68, 68),.3);box-shadow:0 4px 6px #0000001a,0 0 20px rgba(var(--theme-color-rgb, 239, 68, 68),.15)}.info{background:#3b82f614;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);color:var(--text-primary);padding:16px 24px;border-radius:12px;margin:16px 0;border:1px solid rgba(59,130,246,.3);box-shadow:0 4px 6px #0000001a,0 0 20px #3b82f626}.playlist-progress{display:flex;align-items:center;justify-content:space-between;margin:24px 0 16px;padding:0}.playlist-progress__name{font-size:18px;color:var(--text-primary);font-weight:700;flex:1}.playlist-progress__counter{font-size:16px;font-weight:600;color:var(--text-muted);margin-left:16px;white-space:nowrap}.progress-bar{width:100%;margin-bottom:.5rem}.progress-bar__header{display:flex;justify-content:space-between;align-items:center;margin-bottom:.5rem}.progress-bar__label{color:var(--text-primary);font-weight:500}.progress-bar__count{color:var(--text-muted)}.progress-bar__track{width:100%;height:12px;background:var(--border-primary);border-radius:8px;overflow:hidden;margin:16px 0;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.progress-bar__stats{display:flex;justify-content:space-between;font-size:.875rem;color:var(--text-muted);flex-wrap:wrap;gap:8px}.progress-bar__size{font-weight:500;color:var(--theme-color, #ef4444)}.progress-fill{height:100%;background:linear-gradient(90deg,var(--theme-color, #ef4444),var(--theme-color-light, 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infinite;margin-right:16px}.spinner--large{width:4rem;height:4rem;border-width:4px;margin-right:0}.loading{display:flex;align-items:center;justify-content:center;height:100vh;font-size:18px;background:linear-gradient(135deg,var(--theme-color, #ef4444),var(--bg-primary))}.queue-status{display:flex;align-items:center;gap:16px;margin-top:24px;padding:16px;background:rgba(var(--theme-color, #ef4444),.1);border:1px solid rgba(var(--theme-color, #ef4444),.2);border-radius:12px}.queue-status__icon{display:flex;align-items:center;justify-content:center;color:var(--theme-color, #ef4444)}.queue-status__icon svg{animation:pulse 2s ease-in-out infinite}.queue-status__text{font-size:16px;color:var(--text-primary);font-weight:500}.current-track-progress{margin-top:24px;padding:16px;background:rgba(var(--theme-color, #ef4444),.05);border:1px solid rgba(var(--theme-color, #ef4444),.1);border-radius:12px}.current-track-progress__label{font-size:14px;font-weight:600;color:var(--text-muted);margin-bottom:8px}.current-track-progress__track{width:100%;height:8px;background:rgba(var(--theme-color, #ef4444),.1);border-radius:8px;overflow:hidden;margin-bottom:8px}.current-track-progress__fill{height:100%;background:linear-gradient(90deg,var(--theme-color-light, #f87171),var(--theme-color, #ef4444));border-radius:8px;transition:width .3s .3s cubic-bezier(.25,.46,.45,.94);position:relative}.current-track-progress__fill:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);animation:shimmer 1.5s infinite}.current-track-progress__info{display:flex;justify-content:space-between;align-items:center;font-size:14px;color:var(--text-muted)}.current-track-progress__size{font-weight:500;color:var(--theme-color, #ef4444)}.progress-circle__text{font-size:10px;transform:translateY(-2.5px)}.file-item{background:var(--bg-glass);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid var(--border-secondary);border-radius:16px;padding:24px;margin-bottom:16px;transition:all .3s ease;display:flex;align-items:center;justify-content:space-between}.file-item:hover{background:var(--bg-glass);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid var(--border-secondary);border-color:var(--border-accent);transform:translate(4px)}.file-item__content{display:flex;align-items:center;justify-content:center;flex-grow:1;min-width:0}.file-item__icon{font-size:32px;margin-right:16px}.file-item__cover{margin-right:16px;flex-shrink:0}.file-item__info{flex-grow:1;min-width:0;padding-left:2em}.file-item__name{color:var(--text-primary);font-weight:600;font-size:18px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;margin-bottom:4px}.file-item__meta{display:flex;align-items:center;justify-content:center;justify-content:flex-start;color:var(--text-muted);font-size:14px;gap:16px}.file-item__size{font-weight:500}.file-item__separator{color:#fff6}.file-item__date{color:#fff9}.file-item--more{justify-content:center;color:var(--text-muted);font-style:italic}.file-item__actions{display:flex;gap:.5rem}.file-manager__summary{font-size:.875rem;color:var(--text-muted);text-align:center;padding-top:1rem;border-top:1px solid rgba(255,255,255,.1)}.loading-spinner{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:3rem 0}.loading-spinner__icon{position:relative;margin-bottom:1rem}.loading-spinner__logo{width:48px;height:48px;animation:fade-pulse 2s ease-in-out infinite}.loading-spinner__message{color:var(--text-primary);font-weight:500;margin-bottom:.5rem}.loading-spinner__dots{display:flex;align-items:center;gap:.25rem}.loading-spinner__dot{width:.5rem;height:.5rem;background:var(--theme-color, #ef4444);border-radius:50%;animation:pulse 1.5s ease-in-out infinite}.loading-spinner__dot--delay-1{animation-delay:.2s}.loading-spinner__dot--delay-2{animation-delay:.4s}@keyframes 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