:root{--primary-color: #2563eb;--primary-hover: #1d4ed8;--secondary-color: #10b981;--background: #1a1a1a;--surface: #2a2a2a;--surface-hover: #3a3a3a;--text-primary: #ffffff;--text-secondary: #a0a0a0;--border-color: #404040;--error-color: #ef4444;--success-color: #10b981;--radius: 8px;--spacing-xs: 4px;--spacing-sm: 8px;--spacing-md: 16px;--spacing-lg: 24px;--spacing-xl: 32px;--font-arabic: "Amiri", serif;--font-hebrew: "David Libre", serif}*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--background);color:var(--text-primary);line-height:1.6;overflow-x:hidden}.app{display:flex;flex-direction:column;height:100vh}.app-header{background:var(--surface);border-bottom:1px solid var(--border-color);padding:var(--spacing-md);display:flex;align-items:center;justify-content:space-between}.app-title{font-size:1.5rem;font-weight:600}.header-actions{display:flex;gap:var(--spacing-md)}.app-main{flex:1;display:flex;overflow:hidden}.sidebar{width:350px;background:var(--surface);border-right:1px solid var(--border-color);overflow-y:auto}.content{flex:1;overflow-y:auto;padding:var(--spacing-lg)}.navigation-tree{height:100%;display:flex;flex-direction:column}.breadcrumb{padding:var(--spacing-md);background:var(--background);border-bottom:1px solid var(--border-color);display:flex;align-items:center;gap:var(--spacing-sm);flex-wrap:wrap}.breadcrumb-item{color:var(--text-secondary);cursor:pointer;transition:color .2s}.breadcrumb-item:hover{color:var(--primary-color)}.breadcrumb-item:last-child{color:var(--text-primary);font-weight:500}.breadcrumb-separator{color:var(--text-secondary)}.navigation-content{flex:1;overflow-y:auto}.navigation-item{padding:var(--spacing-md);border-bottom:1px solid var(--border-color);cursor:pointer;transition:background .2s;display:flex;align-items:center;justify-content:space-between}.navigation-item:hover{background:var(--surface-hover)}.item-content{flex:1}.item-title{font-size:1.1rem;font-weight:500;margin-bottom:var(--spacing-xs)}.item-subtitle{font-size:.9rem;color:var(--text-secondary);margin-bottom:var(--spacing-xs)}.item-subtitle.arabic{font-family:var(--font-arabic);direction:rtl}.item-subtitle.hebrew{font-family:var(--font-hebrew);direction:rtl}.item-description{font-size:.85rem;color:var(--text-secondary)}.item-arrow{font-size:1.5rem;color:var(--text-secondary)}.page-content{display:flex;align-items:center;gap:var(--spacing-md)}.page-number{font-weight:500;color:var(--primary-color)}.page-thumbnail{width:60px;height:80px;object-fit:cover;border-radius:var(--radius)}.media-player{background:var(--surface);border-top:1px solid var(--border-color);padding:var(--spacing-md)}.track-info{display:flex;align-items:center;gap:var(--spacing-md);margin-bottom:var(--spacing-md)}.artwork{width:60px;height:60px;border-radius:var(--radius);object-fit:cover}.details h3{font-size:1rem;margin-bottom:var(--spacing-xs)}.details p{font-size:.85rem;color:var(--text-secondary)}.progress-container{display:flex;align-items:center;gap:var(--spacing-sm);margin-bottom:var(--spacing-md)}.progress-bar{flex:1;height:4px;background:var(--border-color);border-radius:2px;cursor:pointer;position:relative}.progress-fill{height:100%;background:var(--primary-color);border-radius:2px;transition:width .1s}.time-current,.time-duration{font-size:.85rem;color:var(--text-secondary);min-width:40px}.controls{display:flex;align-items:center;justify-content:center;gap:var(--spacing-md)}.controls button{background:none;border:none;color:var(--text-primary);font-size:1.5rem;cursor:pointer;padding:var(--spacing-sm);border-radius:var(--radius);transition:background .2s}.controls button:hover{background:var(--surface-hover)}.btn-play{font-size:2rem;background:var(--primary-color)!important;border-radius:50%!important;width:48px;height:48px;display:flex;align-items:center;justify-content:center}.btn-play:hover{background:var(--primary-hover)!important}.loading,.empty-state{text-align:center;padding:var(--spacing-xl);color:var(--text-secondary)}.error-state{text-align:center;padding:var(--spacing-xl);color:var(--error-color)}@media (max-width: 768px){.app-main{flex-direction:column}.sidebar{width:100%;height:50vh;border-right:none;border-bottom:1px solid var(--border-color)}.app-title{font-size:1.2rem}.navigation-item{padding:var(--spacing-sm)}}.welcome{text-align:center;padding:var(--spacing-xl)}.welcome h2{font-size:2rem;margin-bottom:var(--spacing-md)}.pizmonim-list{display:flex;flex-direction:column;gap:var(--spacing-lg)}.pizmon-card{background:var(--surface);border-radius:var(--radius);padding:var(--spacing-lg);border:1px solid var(--border-color)}.pizmon-header{margin-bottom:var(--spacing-md)}.pizmon-header h3{font-size:1.5rem;margin-bottom:var(--spacing-sm)}.pizmon-header .arabic{font-family:var(--font-arabic);direction:rtl;font-size:1.3rem;color:var(--text-secondary)}.pizmon-header .hebrew{font-family:var(--font-hebrew);direction:rtl;font-size:1.3rem;color:var(--text-secondary)}.pizmon-meta{color:var(--text-secondary);font-size:.9rem;margin-bottom:var(--spacing-md)}.recordings{margin-top:var(--spacing-lg)}.recordings h4{font-size:1.1rem;margin-bottom:var(--spacing-md)}.recording-item{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-sm);border-radius:var(--radius);transition:background .2s}.recording-item:hover{background:var(--surface-hover)}.play-recording{background:var(--primary-color);color:#fff;border:none;border-radius:50%;width:36px;height:36px;display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:1rem;transition:background .2s}.play-recording:hover{background:var(--primary-hover)}.recording-info{flex:1;display:flex;flex-direction:column;gap:var(--spacing-xs)}.recording-title{font-weight:500}.recording-artist,.play-count{font-size:.85rem;color:var(--text-secondary)}.no-recordings{color:var(--text-secondary);font-style:italic}.search-btn,.auth-btn{background:none;border:1px solid var(--border-color);color:var(--text-primary);padding:var(--spacing-sm) var(--spacing-md);border-radius:var(--radius);cursor:pointer;transition:all .2s}.search-btn:hover,.auth-btn:hover{background:var(--surface-hover);border-color:var(--primary-color)}.auth-modal-overlay{position:fixed;inset:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:2000}.auth-modal{background:var(--surface);border-radius:var(--radius);max-width:400px;width:90%;max-height:90vh;overflow-y:auto;box-shadow:0 4px 20px #0000004d}.auth-modal-header{display:flex;justify-content:space-between;align-items:center;padding:var(--spacing-lg);border-bottom:1px solid var(--border-color)}.auth-modal-header h2{margin:0;color:var(--text-primary)}.close-btn{background:none;border:none;font-size:24px;cursor:pointer;color:var(--text-secondary);padding:0;width:32px;height:32px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius);transition:all .2s}.close-btn:hover{color:var(--text-primary);background:var(--surface-hover)}.auth-form{padding:var(--spacing-lg)}.form-group{margin-bottom:var(--spacing-md)}.form-group label{display:block;margin-bottom:var(--spacing-xs);color:var(--text-primary);font-weight:500}.form-group input{width:100%;padding:var(--spacing-sm) var(--spacing-md);border:1px solid var(--border-color);border-radius:var(--radius);background:var(--background);color:var(--text-primary);font-size:16px;transition:border-color .2s}.form-group input:focus{outline:none;border-color:var(--primary-color)}.error-message{background:var(--error-color);color:#fff;padding:var(--spacing-md);border-radius:var(--radius);margin-bottom:var(--spacing-md);font-size:14px}.form-actions{margin-top:var(--spacing-lg)}.auth-submit-btn{width:100%;padding:var(--spacing-md);background:var(--primary-color);color:#fff;border:none;border-radius:var(--radius);font-size:16px;font-weight:500;cursor:pointer;transition:background-color .2s}.auth-submit-btn:hover:not(:disabled){background:var(--primary-hover)}.auth-submit-btn:disabled{opacity:.5;cursor:not-allowed}.auth-switch{padding:var(--spacing-lg);text-align:center;border-top:1px solid var(--border-color)}.auth-switch p{margin:0;color:var(--text-secondary)}.switch-btn{background:none;border:none;color:var(--primary-color);cursor:pointer;font-weight:500;margin-left:var(--spacing-sm);text-decoration:underline;transition:color .2s}.switch-btn:hover{color:var(--primary-hover)}.user-profile{position:relative}.profile-btn{background:none;border:none;display:flex;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-sm) var(--spacing-md);border-radius:var(--radius);cursor:pointer;color:var(--text-primary);transition:background-color .2s}.profile-btn:hover{background:var(--surface-hover)}.user-avatar{font-size:18px}.user-name{font-weight:500;max-width:100px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.dropdown-arrow{font-size:12px;transition:transform .2s}.profile-dropdown{position:absolute;top:100%;right:0;background:var(--surface);border:1px solid var(--border-color);border-radius:var(--radius);min-width:200px;box-shadow:0 2px 10px #0003;z-index:1000;margin-top:var(--spacing-xs)}.profile-info{padding:var(--spacing-md);border-bottom:1px solid var(--border-color)}.user-email{font-size:14px;color:var(--text-primary);margin-bottom:var(--spacing-xs)}.user-role{font-size:12px;color:var(--text-secondary);text-transform:uppercase;font-weight:500}.profile-actions{padding:var(--spacing-xs) 0}.dropdown-item{width:100%;padding:var(--spacing-sm) var(--spacing-md);border:none;background:none;color:var(--text-primary);cursor:pointer;display:flex;align-items:center;gap:var(--spacing-sm);font-size:14px;text-align:left;transition:background-color .2s}.dropdown-item:hover:not(:disabled){background:var(--surface-hover)}.dropdown-item:disabled{opacity:.5;cursor:not-allowed}.dropdown-divider{margin:var(--spacing-xs) 0;border:none;border-top:1px solid var(--border-color)}.sign-out-btn{color:var(--error-color)}.sign-out-btn:hover:not(:disabled){background:#ef44441a}