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ease;flex-shrink:0;min-width:120px}.player-time-progress:hover{background:#ffffff26;border-color:#ffffff4d;transform:translateY(-1px)}#progressTimeDisplay{color:#fff;font-size:14px;font-weight:500;font-family:SF Mono,Monaco,Inconsolata,Roboto Mono,monospace;letter-spacing:.5px;white-space:nowrap}#staticWaveformCanvas{cursor:pointer;position:absolute;top:0;left:0;z-index:1}.player-time{font-family:var(--font-mono);font-size:13px;color:var(--color-text-secondary);display:flex;gap:8px;align-items:center;justify-content:center;width:100%}.player-side-button{font-family:var(--font-mono);font-size:15px;font-weight:500;width:48px;height:48px;flex-shrink:0;min-width:48px}.volume-control{position:relative;flex-shrink:0}.volume-slider-container{position:absolute;bottom:60px;left:50%;transform:translate(-50%);background:var(--glass-bg);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);padding:16px 8px;border-radius:12px;border:1px solid var(--color-border);box-shadow:var(--shadow-md);opacity:0;visibility:hidden;transition:opacity var(--transition-fast),visibility var(--transition-fast),transform var(--transition-fast);transform-origin:bottom center;transform:translate(-50%) translateY(10px) scale(.9)}.volume-control.active .volume-slider-container{opacity:1;visibility:visible;transform:translate(-50%) translateY(0) scale(1)}.volume-slider{writing-mode:vertical-lr;direction:rtl;-webkit-appearance:auto;-moz-appearance:auto;appearance:auto;width:8px;height:100px;cursor:pointer}.seek-bar{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:100%;height:70px;background:transparent;cursor:pointer;position:absolute;top:0;left:0;z-index:2;margin:0}.seek-bar::-webkit-slider-thumb{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:4px;height:70px;background:transparent}.seek-bar::-moz-range-thumb{width:4px;height:70px;background:transparent;border:none}dialog{padding:0;border:1px solid var(--color-border);border-radius:16px;background-color:var(--color-surface);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);color:var(--color-text);box-shadow:var(--shadow-lg);max-width:480px;width:calc(100% - 40px);z-index:2000;overflow:hidden;position:fixed;top:50%;left:50%;transform:translate(-50%,-50%)}dialog::backdrop{background-color:#00000080;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px)}dialog[open]{animation:modal-fade-in .3s ease-out}.modal-header{display:flex;justify-content:space-between;align-items:center;padding:16px 24px;border-bottom:1px solid var(--color-border)}.modal-header h2{font-size:18px;font-weight:600;margin:0}.close-modal{background:none;border:none;font-size:24px;color:var(--color-text-secondary);cursor:pointer;padding:4px;line-height:1;border-radius:50%;width:32px;height:32px;display:flex;align-items:center;justify-content:center;transition:color var(--transition-fast),background-color var(--transition-fast)}.close-modal:hover{color:var(--color-text);background-color:var(--color-surface-hover)}.modal-body{padding:24px}.modal-body p{margin:0 0 24px;color:var(--color-text-secondary);font-size:15px}.format-buttons{display:grid;grid-template-columns:1fr 1fr 1fr;gap:16px}.format-button{background-color:var(--color-surface);border:1px solid var(--color-border);border-radius:12px;padding:16px;cursor:pointer;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:8px;transition:transform var(--transition-fast),box-shadow var(--transition-fast),background-color var(--transition-fast);color:var(--color-text)}.format-button:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);background-color:var(--color-surface-hover);border-color:var(--color-border-hover)}.format-button:disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none;background-color:var(--color-surface)}.format-button i{font-size:28px;color:var(--color-accent)}#downloadWav .fa-file-wave-square{color:var(--color-accent-alt)}.format-button span{font-size:14px;font-weight:500}.format-button small{font-size:11px;color:var(--color-text-tertiary)}.conversion-status{margin-top:24px;display:flex;align-items:center;justify-content:center;gap:12px;height:30px}.conversion-status span{font-size:14px;color:var(--color-text-secondary)}.quality-choice-buttons{display:flex;flex-direction:column;gap:12px}.quality-choice-button{background-color:var(--color-surface);border:1px solid var(--color-border);border-radius:12px;padding:16px;cursor:pointer;display:flex;align-items:center;gap:16px;transition:transform var(--transition-fast),box-shadow var(--transition-fast),background-color var(--transition-fast),border-color 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var(--transition-normal);box-shadow:none}.sidebar.sidebar-open{transform:translate(0);box-shadow:var(--shadow-xl)}.app-container:has(.sidebar){flex-direction:column}.app-container:has(.sidebar) .main-content{width:100%}}.kebab-menu-wrapper{position:relative}.kebab-menu{position:absolute;top:calc(100% + 8px);right:0;min-width:200px;background:var(--glass-bg);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid var(--color-border);border-radius:12px;padding:6px;box-shadow:var(--shadow-lg);opacity:0;visibility:hidden;transform:translateY(-8px) scale(.95);transform-origin:top right;transition:opacity var(--transition-fast),visibility var(--transition-fast),transform var(--transition-fast);z-index:100}.kebab-menu.active{opacity:1;visibility:visible;transform:translateY(0) scale(1)}.kebab-menu-item{display:flex;align-items:center;gap:12px;width:100%;padding:10px 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