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24px;border-radius:var(--border-radius-small);font-weight:600;cursor:pointer;transition:var(--transition);display:flex;align-items:center;gap:8px}.save-btn{background:var(--accent-gradient);border:none;color:#fff;box-shadow:0 4px 15px #8fa8ff4d}.save-btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 6px 20px #8fa8ff66}.save-btn:disabled{opacity:.6;cursor:not-allowed}.cancel-btn{background:transparent;border:2px solid var(--glass-border);color:var(--text-primary)}.cancel-btn:hover{border-color:var(--accent-color);background:#8fa8ff1a}.selected-note-container{position:relative;z-index:1}.selected-note-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;flex-wrap:wrap;gap:15px}.back-btn{display:flex;align-items:center;gap:10px;padding:12px 20px;background:var(--card-bg);border:2px solid 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var(--glass-border);min-height:300px}.edit-tags{margin-bottom:20px}.tags-edit-input{width:100%;padding:14px 16px;border:2px solid var(--glass-border);border-radius:var(--border-radius-small);background:#ffffff0d;color:inherit;font-size:1rem;transition:var(--transition);outline:none}.tags-edit-input:focus{border-color:var(--accent-color);box-shadow:0 0 0 4px #8fa8ff1a}.edit-actions{display:flex;gap:15px;justify-content:flex-end;padding-top:20px;border-top:1px solid var(--glass-border)}.save-edit-btn,.cancel-edit-btn{padding:12px 24px;border-radius:var(--border-radius-small);font-weight:600;cursor:pointer;transition:var(--transition);display:flex;align-items:center;gap:8px}.save-edit-btn{background:var(--accent-gradient);border:none;color:#fff;box-shadow:0 4px 15px #8fa8ff4d}.save-edit-btn:hover{transform:translateY(-2px);box-shadow:0 6px 20px #8fa8ff66}.cancel-edit-btn{background:transparent;border:2px solid var(--glass-border);color:inherit}.cancel-edit-btn:hover{border-color:var(--accent-color);background:#8fa8ff1a}.view-mode{space-y:25px}.note-text{font-size:1.1rem;line-height:1.8;margin-bottom:25px}.note-text h1,.note-text h2,.note-text h3{margin-top:1.5em;margin-bottom:.5em}.note-text p{margin-bottom:1em}.note-text ul,.note-text ol{margin-left:1.5em;margin-bottom:1em}.note-tags{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:25px}.tag-pill{padding:6px 14px;background:#8fa8ff33;color:var(--accent-color);border-radius:20px;font-size:.85rem;font-weight:500;border:1px solid rgba(143,168,255,.3);transition:var(--transition)}.tag-pill:hover{background:#8fa8ff4d;transform:translateY(-1px)}.note-actions-bar{display:flex;flex-wrap:wrap;gap:12px;padding-top:20px;border-top:1px solid var(--glass-border)}.action-btn{display:flex;align-items:center;gap:8px;padding:10px 18px;border:2px solid var(--glass-border);border-radius:var(--border-radius-small);background:#ffffff0d;color:inherit;cursor:pointer;transition:var(--transition);font-weight:500;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.action-btn:hover{border-color:var(--accent-color);background:#8fa8ff1a;transform:translateY(-1px)}.action-btn.edit-btn:hover{color:#4ade80;border-color:#4ade80;background:#4ade801a}.action-btn.favorite-btn.active{color:#ff7373;border-color:#ff7373;background:#ff73731a}.action-btn.pin-btn.active{color:gold;border-color:gold;background:#ffd7001a}.action-btn.delete-btn:hover{color:#ff7373;border-color:#ff7373;background:#ff73731a}.notes-grid{display:grid;gap:20px;position:relative;z-index:1}.notes-grid.grid{grid-template-columns:repeat(auto-fill,minmax(320px,1fr))}.notes-grid.list{grid-template-columns:1fr}.note-card{background:var(--card-bg);-webkit-backdrop-filter:blur(15px);backdrop-filter:blur(15px);border-radius:var(--border-radius);padding:20px;border:1px solid var(--glass-border);cursor:pointer;transition:var(--transition);position:relative;overflow:hidden;display:flex;flex-direction:column;min-height:200px}.note-card:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--accent-gradient);transform:scaleX(0);transition:transform .3s ease}.note-card:hover:before{transform:scaleX(1)}.note-card:hover{border-color:var(--accent-color);box-shadow:0 8px 30px #0000004d;background:#2d2d41cc;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px)}.note-card.pinned{border-color:gold;box-shadow:0 0 20px #ffd70033}.pin-indicator{position:absolute;top:15px;right:15px;color:gold;font-size:1.2rem;z-index:2;filter:drop-shadow(0 2px 4px rgba(0,0,0,.3))}.card-content{flex:1;display:flex;flex-direction:column}.note-preview{flex:1;margin-bottom:15px;font-size:1rem;line-height:1.6;overflow:hidden;display:-webkit-box;-webkit-line-clamp:6;-webkit-box-orient:vertical}.note-preview h1,.note-preview h2,.note-preview h3{font-size:1.2rem;margin-bottom:.5em;color:var(--accent-color)}.note-preview p{margin-bottom:.5em}.card-tags{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:15px}.tag-mini{padding:3px 8px;background:#8fa8ff33;color:var(--accent-color);border-radius:12px;font-size:.75rem;font-weight:500;border:1px solid rgba(143,168,255,.3)}.tag-mini.more{background:#ffffff1a;color:var(--text-secondary);border-color:#fff3}.card-footer{display:flex;justify-content:space-between;align-items:center;margin-top:auto;padding-top:15px;border-top:1px solid rgba(255,255,255,.1)}.card-date{color:var(--text-secondary);font-size:.85rem;font-weight:500}.card-actions{display:flex;gap:10px;align-items:center}.quick-action{background:none;border:none;color:var(--text-secondary);cursor:pointer;padding:6px;border-radius:50%;transition:var(--transition);display:flex;align-items:center;justify-content:center;width:32px;height:32px;font-size:.9rem}.quick-action:hover{background:#ffffff1a;color:var(--text-primary)}.quick-action.active,.quick-action.delete-action:hover{color:#ff7373;background:#ff737333}.loading-state{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:300px;text-align:center}.loading-spinner{width:50px;height:50px;border:3px solid rgba(143,168,255,.2);border-top:3px solid var(--accent-color);border-radius:50%;animation:spin 1s linear infinite;margin-bottom:20px}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;min-height:400px;padding:40px}.empty-icon{font-size:4rem;margin-bottom:20px;opacity:.7;filter:drop-shadow(0 0 20px rgba(143,168,255,.3))}.empty-state h3{font-size:1.8rem;color:var(--accent-color);margin-bottom:10px;font-weight:600}.empty-state p{color:var(--text-secondary);font-size:1.1rem;margin-bottom:30px;max-width:400px;line-height:1.6}.create-first-btn{padding:14px 28px;background:var(--accent-gradient);border:none;border-radius:12px;color:#fff;font-weight:600;font-size:1rem;cursor:pointer;transition:var(--transition);box-shadow:0 4px 15px #8fa8ff4d}.create-first-btn:hover{transform:translateY(-2px);box-shadow:0 6px 25px #8fa8ff66}@media (max-width: 1200px){.notes-container{padding:15px}.notes-grid.grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr))}}@media (max-width: 768px){:root{--border-radius: 12px}.notes-container{padding:15px;margin:10px;border-radius:var(--border-radius)}.header-content{flex-direction:column;text-align:center;gap:15px}.main-title{font-size:2.5rem}.controls-section{flex-direction:column;gap:15px}.search-container{min-width:auto}.filter-controls{justify-content:center;width:100%}.notes-grid.grid{grid-template-columns:1fr}.note-card{padding:15px;min-height:150px}.add-note-modal{margin:10px;max-height:calc(100vh - 20px)}.modal-content{padding:20px}.color-section{flex-direction:column;gap:15px}.selected-note-content{padding:20px}.note-actions-bar{justify-content:center}.modal-actions{flex-direction:column-reverse;gap:10px}.save-btn,.cancel-btn{width:100%;justify-content:center}}@media (max-width: 480px){.main-title{font-size:2rem;gap:10px}.add-note-btn{padding:12px 20px;font-size:.9rem}.note-card{padding:12px}.card-footer{flex-direction:column;gap:10px;align-items:flex-start}.card-actions{align-self:flex-end}.selected-note-header{flex-direction:column;align-items:flex-start;gap:10px}.action-btn{padding:8px 12px;font-size:.85rem}}@media (prefers-color-scheme: dark){.note-editor .ql-toolbar .ql-stroke{stroke:var(--text-primary)}.note-editor .ql-toolbar .ql-fill{fill:var(--text-primary)}.note-editor .ql-toolbar button:hover{background:#ffffff1a}}@media (prefers-contrast: high){:root{--border-color: #ffffff;--glass-border: #ffffff}.note-card,.search-input,.tags-input{border-width:2px}}@media (prefers-reduced-motion: reduce){*{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}.loading-spinner{animation:none;border:3px solid var(--accent-color)}}:root{--purple-50: #faf5ff;--purple-100: #f3e8ff;--purple-200: #e9d5ff;--purple-300: #d8b4fe;--purple-400: #c084fc;--purple-500: #a855f7;--purple-600: #9333ea;--purple-700: #7c3aed;--purple-800: #6b21a8;--purple-900: #581c87;--glass-bg: rgba(168, 85, 247, .08);--glass-bg-hover: rgba(168, 85, 247, .12);--glass-bg-strong: rgba(168, 85, 247, .15);--glass-bg-intense: rgba(168, 85, 247, .2);--glass-border: rgba(255, 255, 255, .18);--glass-border-strong: rgba(255, 255, 255, .25);--glass-border-intense: rgba(255, 255, 255, .35);--gradient-primary: linear-gradient(135deg, var(--purple-600), var(--purple-400));--gradient-secondary: linear-gradient(135deg, var(--purple-800), var(--purple-600));--gradient-hover: linear-gradient(135deg, var(--purple-700), var(--purple-500));--gradient-glass: linear-gradient(135deg, rgba(255, 255, 255, .1), rgba(255, 255, 255, .05));--gradient-success: linear-gradient(135deg, #10B981, #059669);--gradient-warning: linear-gradient(135deg, #F59E0B, #D97706);--gradient-danger: linear-gradient(135deg, #EF4444, #DC2626);--bg-dark: #0f0f23;--bg-semi-dark: #16213e;--bg-card: #1a1a2e;--bg-overlay: rgba(15, 15, 35, .95);--text-primary: #ffffff;--text-secondary: #e2e8f0;--text-muted: #94a3b8;--text-accent: var(--purple-300);--glass-blur: 20px;--glass-blur-strong: 40px;--shadow-glass: 0 8px 32px rgba(168, 85, 247, .1);--shadow-glass-hover: 0 12px 40px rgba(168, 85, 247, .2);--shadow-glass-strong: 0 16px 50px rgba(168, 85, 247, .3);--glow: 0 0 20px rgba(168, 85, 247, .5);--transition-fast: all .2s cubic-bezier(.4, 0, .2, 1);--transition-smooth: all .3s cubic-bezier(.4, 0, .2, 1);--transition-bounce: all .4s cubic-bezier(.68, -.55, .265, 1.55)}.profile-container{max-width:1000px;margin:0 auto;padding:2rem;position:relative}.profile-container:before{content:"";position:fixed;top:0;left:0;width:100%;height:100%;pointer-events:none;z-index:-1}.loading-container{display:flex;flex-direction:column;justify-content:center;align-items:center;min-height:60vh;text-align:center;background:var(--glass-bg);backdrop-filter:blur(var(--glass-blur));-webkit-backdrop-filter:blur(var(--glass-blur));border:1px solid var(--glass-border);border-radius:20px;box-shadow:var(--shadow-glass);padding:3rem;margin:2rem 0}.loading-container h2{color:var(--text-primary);margin-bottom:1rem;font-family:Poppins,sans-serif;font-weight:700;font-size:1.8rem;text-align:center}.loading-spinner{width:50px;height:50px;border:4px solid var(--glass-border);border-top:4px solid var(--purple-400);border-radius:50%;animation:spin 1s linear infinite;margin-top:1rem;filter:drop-shadow(var(--glow))}.not-logged-in{display:flex;flex-direction:column;justify-content:center;align-items:center;min-height:60vh;text-align:center;background:var(--glass-bg);backdrop-filter:blur(var(--glass-blur));-webkit-backdrop-filter:blur(var(--glass-blur));border:1px solid var(--glass-border);border-radius:20px;box-shadow:var(--shadow-glass);padding:3rem;margin:2rem 0;background-image:var(--gradient-glass)}.not-logged-in h2{color:var(--text-primary);margin-bottom:1rem;font-family:Poppins,sans-serif;font-weight:700;font-size:1.8rem}.not-logged-in p{color:var(--text-muted);font-size:1.1rem}.profile-header{backdrop-filter:blur(var(--glass-blur-strong));-webkit-backdrop-filter:blur(var(--glass-blur-strong));border-radius:24px;padding:3rem;margin-bottom:2rem;position:relative;overflow:hidden;transition:var(--transition-smooth)}.profile-header:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:var(--gradient-primary);opacity:.1;border-radius:24px;z-index:-1}.profile-header:hover{transform:translateY(-5px);box-shadow:var(--shadow-glass-strong),var(--glow);border-color:var(--glass-border-intense)}.profile-info{display:flex;align-items:center;gap:2rem;margin-bottom:2rem}.avatar{width:100px;height:100px;background:var(--glass-bg-intense);backdrop-filter:blur(15px);-webkit-backdrop-filter:blur(15px);border:2px solid var(--glass-border-strong);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:2.5rem;font-weight:800;color:var(--text-primary);box-shadow:var(--shadow-glass-hover);transition:var(--transition-smooth);position:relative;overflow:hidden}.avatar:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:var(--gradient-primary);opacity:.2;z-index:-1}.avatar:hover{transform:scale(1.05);box-shadow:var(--shadow-glass-strong),var(--glow)}.user-details h1{margin:0 0 .5rem;font-size:2.5rem;font-weight:800;font-family:Dancing Script,cursive,sans-serif;background:linear-gradient(135deg,var(--text-primary),var(--purple-300));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;letter-spacing:-.02em}.user-email{color:var(--text-secondary);font-size:1.2rem;margin-bottom:1.5rem;font-weight:500}.edit-profile-button{background:var(--glass-bg);backdrop-filter:blur(15px);-webkit-backdrop-filter:blur(15px);border:1px solid var(--glass-border);color:var(--text-primary);padding:.75rem 2rem;border-radius:16px;cursor:pointer;font-family:Inter,sans-serif;font-weight:600;font-size:1rem;transition:var(--transition-smooth);box-shadow:var(--shadow-glass);position:relative;overflow:hidden}.edit-profile-button:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:var(--gradient-primary);opacity:0;transition:var(--transition-smooth);z-index:-1}.edit-profile-button:hover{transform:translateY(-3px);box-shadow:var(--shadow-glass-hover);border-color:var(--glass-border-strong);color:var(--text-primary)}.edit-profile-button:hover:before{opacity:.15}.edit-profile-container{display:flex;flex-direction:column;gap:1.5rem}.display-name-input{background:var(--glass-bg);backdrop-filter:blur(15px);-webkit-backdrop-filter:blur(15px);border:1px solid var(--glass-border);color:var(--text-primary);padding:1rem 1.5rem;border-radius:16px;font-size:1.8rem;font-weight:700;font-family:Poppins,sans-serif;width:100%;transition:var(--transition-smooth);box-shadow:var(--shadow-glass)}.display-name-input::-moz-placeholder{color:var(--text-muted)}.display-name-input::placeholder{color:var(--text-muted)}.display-name-input:focus{outline:none;border-color:var(--purple-400);box-shadow:var(--shadow-glass-hover),0 0 0 4px #a855f733;background:var(--glass-bg-hover)}.edit-actions{display:flex;gap:1rem}.save-button,.cancel-button{padding:.75rem 2rem;border-radius:16px;cursor:pointer;font-weight:600;font-family:Inter,sans-serif;transition:var(--transition-smooth);border:1px solid var(--glass-border);backdrop-filter:blur(15px);-webkit-backdrop-filter:blur(15px);box-shadow:var(--shadow-glass)}.save-button{background:var(--gradient-success);color:var(--text-primary);border-color:#10b9814d}.save-button:hover{transform:translateY(-3px);box-shadow:var(--shadow-glass-hover)}.cancel-button{background:var(--glass-bg);color:var(--text-primary);border-color:var(--glass-border)}.cancel-button:hover{background:var(--glass-bg-hover);transform:translateY(-3px);box-shadow:var(--shadow-glass-hover)}.account-info{margin-top:1.5rem;padding-top:1.5rem;border-top:1px solid var(--glass-border)}.account-info p{margin:.5rem 0;color:var(--text-secondary);font-size:.95rem}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.5rem;margin-bottom:2rem}.stat-card{background:var(--glass-bg);backdrop-filter:blur(var(--glass-blur));-webkit-backdrop-filter:blur(var(--glass-blur));border:px solid var(--glass-border);border-radius:60px;padding:2rem;display:flex;align-items:right;gap:1.5rem;transition:var(--transition-smooth);box-shadow:var(--shadow-glass);overflow:hidden}.stat-card:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:var(--gradient-glass);opacity:0;transition:var(--transition-smooth);z-index:-1}.stat-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-glass-hover);border-color:var(--glass-border-strong)}.stat-card:hover:before{opacity:1}.stat-card.highlight{background:var(--glass-bg-strong);border-color:var(--purple-400);box-shadow:var(--shadow-glass-hover),var(--glow);align:right}.stat-card.highlight:before{background:var(--gradient-primary);opacity:.1}.stat-icon{font-size:1.5rem;color:var(--purple-400);filter:drop-shadow(0 0 10px rgba(168,85,247,.3));transition:var(--transition-smooth)}.stat-card:hover .stat-icon{transform:scale(1.1);filter:drop-shadow(var(--glow))}.stat-content h3{margin:0;font-size:2.5rem;font-weight:800;font-family:Poppins,sans-serif;color:var(--text-primary);line-height:1}.stat-content p{margin:.75rem 0 0;color:var(--text-muted);font-size:1rem;font-weight:500;text-transform:uppercase;letter-spacing:.5px}.section-base{background:var(--glass-bg);backdrop-filter:blur(var(--glass-blur));-webkit-backdrop-filter:blur(var(--glass-blur));border:1px solid var(--glass-border);border-radius:20px;padding:2.5rem;margin-bottom:2rem;box-shadow:var(--shadow-glass);transition:var(--transition-smooth);position:relative;overflow:hidden}.section-base:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:var(--gradient-glass);opacity:0;transition:var(--transition-smooth);z-index:-1}.section-base:hover{transform:translateY(-3px);box-shadow:var(--shadow-glass-hover);border-color:var(--glass-border-strong)}.section-base:hover:before{opacity:1}.section-base h2{margin-top:0;margin-bottom:2rem;color:var(--text-primary);font-weight:800;font-size:1.8rem;font-family:Poppins,sans-serif;letter-spacing:-.01em}.time-stats-section{@extend .section-base;}.time-stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1.5rem}.time-stat-item{text-align:center;padding:2rem 1.5rem;background:var(--glass-bg-hover);backdrop-filter:blur(15px);-webkit-backdrop-filter:blur(15px);border:1px solid var(--glass-border);border-radius:16px;transition:var(--transition-smooth);box-shadow:var(--shadow-glass)}.time-stat-item:hover{transform:translateY(-5px) scale(1.02);box-shadow:var(--shadow-glass-hover);border-color:var(--purple-400);background:var(--glass-bg-strong)}.time-stat-item h4{margin:0 0 1rem;color:var(--text-secondary);font-weight:600;font-size:.9rem;text-transform:uppercase;letter-spacing:1px;font-family:Inter,sans-serif}.time-stat-item p{margin:0;font-size:2rem;font-weight:800;font-family:Poppins,sans-serif;background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.field-stats-section{@extend .section-base;}.field-stats-list{display:flex;flex-direction:column;gap:1rem}.field-stat-item{display:flex;align-items:center;gap:1.5rem;padding:1.5rem;background:var(--glass-bg-hover);backdrop-filter:blur(15px);-webkit-backdrop-filter:blur(15px);border:1px solid var(--glass-border);border-radius:16px;transition:var(--transition-smooth);box-shadow:var(--shadow-glass)}.field-stat-item:hover{transform:translate(10px) translateY(-2px);box-shadow:var(--shadow-glass-hover);border-color:var(--purple-400);background:var(--glass-bg-strong)}.field-rank{width:50px;height:50px;background:var(--gradient-primary);border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:1.1rem;color:var(--text-primary);box-shadow:var(--shadow-glass);flex-shrink:0}.field-info{flex:1;min-width:0}.field-info h4{margin:0 0 .5rem;color:var(--text-primary);font-weight:600;font-size:1.1rem;font-family:Inter,sans-serif}.field-info p{margin:0;color:var(--text-muted);font-size:.95rem;font-weight:600}.field-bar{flex:2;height:10px;background:var(--glass-bg-strong);border-radius:10px;overflow:hidden;border:1px solid var(--glass-border);box-shadow:inset 0 2px 4px #0000001a}.field-progress{height:100%;background:var(--gradient-primary);border-radius:10px;transition:width .8s cubic-bezier(.4,0,.2,1);box-shadow:0 0 10px #a855f766}.task-stats-section{@extend .section-base;}.task-stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1.5rem}.task-stat-card{padding:2rem 1.5rem;border-radius:16px;text-align:center;transition:var(--transition-smooth);border:1px solid var(--glass-border);background:var(--glass-bg-hover);backdrop-filter:blur(15px);-webkit-backdrop-filter:blur(15px);box-shadow:var(--shadow-glass);position:relative;overflow:hidden}.task-stat-card:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;opacity:0;transition:var(--transition-smooth);z-index:-1}.task-stat-card:hover{transform:translateY(-5px) scale(1.02);box-shadow:var(--shadow-glass-hover)}.task-stat-card h3{margin:0 0 1.5rem;color:var(--text-secondary);font-size:.9rem;font-weight:600;text-transform:uppercase;letter-spacing:1px;font-family:Inter,sans-serif}.task-stat-value{font-size:2.5rem;font-weight:800;font-family:Poppins,sans-serif;margin:0}.task-stat-card.completed{border-color:#10b9814d}.task-stat-card.completed:before{background:var(--gradient-success);opacity:.1}.task-stat-card.completed .task-stat-value{background:var(--gradient-success);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.task-stat-card.pending{border-color:#f59e0b4d}.task-stat-card.pending:before{background:var(--gradient-warning);opacity:.1}.task-stat-card.pending .task-stat-value{background:var(--gradient-warning);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.task-stat-card.rate{border-color:var(--purple-400)}.task-stat-card.rate:before{background:var(--gradient-primary);opacity:.1}.task-stat-card.rate .task-stat-value{background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.recent-activity-section{@extend .section-base;}.activity-list{display:flex;flex-direction:column;gap:1rem}.activity-item{display:flex;align-items:center;gap:2rem;padding:1.5rem;background:var(--glass-bg-hover);backdrop-filter:blur(15px);-webkit-backdrop-filter:blur(15px);border:1px solid var(--glass-border);border-radius:16px;transition:var(--transition-smooth);box-shadow:var(--shadow-glass)}.activity-item:hover{transform:translate(10px) translateY(-2px);box-shadow:var(--shadow-glass-hover);border-color:var(--purple-400);background:var(--glass-bg-strong)}.activity-date{min-width:100px;text-align:center;font-weight:800;font-family:Poppins,sans-serif;background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;font-size:1rem;background-color:var(--glass-bg-strong);padding:1rem;border-radius:12px;border:1px solid var(--glass-border);box-shadow:var(--shadow-glass);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}.activity-details{flex:1}.activity-time{font-size:1.4rem;font-weight:700;font-family:Poppins,sans-serif;color:var(--text-primary);margin-bottom:.5rem}.activity-meta{color:var(--text-muted);font-size:1rem;font-weight:500}.account-management-section{@extend .section-base;}.danger-zone{padding:2rem;border:2px solid rgba(239,68,68,.3);border-radius:16px;background:#ef44440d;backdrop-filter:blur(15px);-webkit-backdrop-filter:blur(15px);box-shadow:var(--shadow-glass)}.danger-zone h3{margin:0 0 1rem;color:#ef4444;font-weight:800;font-family:Poppins,sans-serif;font-size:1.4rem}.danger-zone p{margin:0 0 2rem;color:var(--text-secondary);line-height:1.6;font-size:1rem}.delete-account-button{background:var(--gradient-danger);color:var(--text-primary);border:none;padding:1rem 2.5rem;border-radius:16px;font-weight:700;font-family:Inter,sans-serif;cursor:pointer;transition:var(--transition-smooth);box-shadow:var(--shadow-glass);font-size:1rem}.delete-account-button:hover{transform:translateY(-3px);box-shadow:var(--shadow-glass-hover),0 0 20px #ef444466}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:var(--bg-overlay);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);display:flex;justify-content:center;align-items:center;z-index:1000;animation:fadeIn .3s ease}.delete-modal{background:var(--glass-bg-strong);backdrop-filter:blur(var(--glass-blur-strong));-webkit-backdrop-filter:blur(var(--glass-blur-strong));border:1px solid var(--glass-border-strong);border-radius:24px;max-width:500px;width:90%;max-height:90vh;overflow-y:auto;box-shadow:var(--shadow-glass-strong);animation:slideIn .3s cubic-bezier(.68,-.55,.265,1.55);position:relative}@keyframes slideIn{0%{transform:scale(.8) translateY(-50px);opacity:0}to{transform:scale(1) translateY(0);opacity:1}}.modal-header{display:flex;justify-content:space-between;align-items:center;padding:2rem;border-bottom:1px solid var(--glass-border);background:#ef44441a;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-top-left-radius:24px;border-top-right-radius:24px}.modal-header h3{margin:0;color:#ef4444;font-weight:800;font-size:1.5rem;font-family:Poppins,sans-serif}.modal-close{background:var(--glass-bg);border:1px solid var(--glass-border);font-size:1.5rem;cursor:pointer;color:var(--text-secondary);padding:.5rem;border-radius:12px;transition:var(--transition-smooth);backdrop-filter:blur(15px);-webkit-backdrop-filter:blur(15px);width:40px;height:40px;display:flex;align-items:center;justify-content:center}.modal-close:hover{background:#ef44441a;color:#ef4444;border-color:#ef44444d;transform:scale(1.1)}.modal-content{padding:2rem}.warning-message{background:#ef444426;backdrop-filter:blur(15px);-webkit-backdrop-filter:blur(15px);color:#ef4444;padding:1.5rem;border-radius:16px;margin-bottom:2rem;font-weight:600;text-align:center;border:1px solid rgba(239,68,68,.3);box-shadow:var(--shadow-glass)}.confirmation-inputs{display:flex;flex-direction:column;gap:1.5rem}.input-group{display:flex;flex-direction:column;gap:.75rem}.input-group label{font-weight:600;color:var(--text-primary);font-size:1rem;font-family:Inter,sans-serif}.password-input,.confirmation-input{background:var(--glass-bg);backdrop-filter:blur(15px);-webkit-backdrop-filter:blur(15px);color:var(--text-primary);border:1px solid var(--glass-border);border-radius:16px;padding:1rem 1.5rem;font-size:1rem;font-family:Inter,sans-serif;transition:var(--transition-smooth);width:100%;box-shadow:var(--shadow-glass)}.password-input::-moz-placeholder,.confirmation-input::-moz-placeholder{color:var(--text-muted)}.password-input::placeholder,.confirmation-input::placeholder{color:var(--text-muted)}.password-input:focus,.confirmation-input:focus{outline:none;border-color:var(--purple-400);box-shadow:var(--shadow-glass-hover),0 0 0 4px #a855f733;background:var(--glass-bg-hover)}.modal-actions{display:flex;justify-content:space-between;gap:1rem;padding:2rem;border-top:1px solid var(--glass-border);background:var(--glass-bg);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom-left-radius:24px;border-bottom-right-radius:24px}.cancel-delete-button,.confirm-delete-button{flex:1;padding:1rem 2rem;border-radius:16px;font-weight:700;font-family:Inter,sans-serif;cursor:pointer;transition:var(--transition-smooth);border:1px solid var(--glass-border);box-shadow:var(--shadow-glass);backdrop-filter:blur(15px);-webkit-backdrop-filter:blur(15px);font-size:1rem}.cancel-delete-button{background:var(--glass-bg);color:var(--text-primary);border-color:var(--glass-border)}.cancel-delete-button:hover{background:var(--glass-bg-hover);transform:translateY(-3px);box-shadow:var(--shadow-glass-hover);border-color:var(--glass-border-strong)}.confirm-delete-button{background:var(--gradient-danger);color:var(--text-primary);border-color:#ef44444d}.confirm-delete-button:hover:not(:disabled){transform:translateY(-3px);box-shadow:var(--shadow-glass-hover),0 0 20px #ef444466}.confirm-delete-button:disabled{opacity:.5;cursor:not-allowed;transform:none;background:var(--glass-bg);color:var(--text-muted)}@media (max-width: 1024px){.profile-container{padding:1.5rem}.stats-grid{grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}}@media (max-width: 768px){.profile-container{padding:1rem}.profile-header{padding:2rem}.profile-info{flex-direction:column;text-align:center;gap:1.5rem}.user-details h1{font-size:2rem}.stats-grid{grid-template-columns:1fr;gap:1rem}.stat-card,.section-base{padding:1.5rem}.section-base h2{font-size:1.5rem;margin-bottom:1.5rem}.time-stats-grid,.task-stats-grid{grid-template-columns:repeat(2,1fr);gap:1rem}.field-stat-item,.activity-item{flex-direction:column;text-align:center;gap:1rem}.field-bar{order:-1;width:100%;margin-bottom:.5rem}.activity-date{min-width:auto;width:100%}.delete-modal{width:95%;margin:1rem}.modal-actions,.edit-actions{flex-direction:column;gap:1rem}}@media (max-width: 480px){.time-stats-grid,.task-stats-grid{grid-template-columns:1fr}.user-details h1{font-size:1.75rem}.stat-content h3{font-size:2rem}.avatar{width:80px;height:80px;font-size:2rem}.modal-header,.modal-content,.modal-actions{padding:1.5rem}}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-5px)}}@keyframes glow-pulse{0%,to{box-shadow:var(--shadow-glass)}50%{box-shadow:var(--shadow-glass-hover),var(--glow)}}.stat-card.highlight{animation:float 3s ease-in-out infinite}.stat-card.highlight:hover{animation:glow-pulse 2s ease-in-out infinite}.loading-spinner{animation:spin 1s linear infinite}.edit-profile-button:focus,.save-button:focus,.cancel-button:focus,.delete-account-button:focus,.modal-close:focus,.cancel-delete-button:focus,.confirm-delete-button:focus{outline:3px solid var(--purple-400);outline-offset:3px;box-shadow:var(--shadow-glass-hover),0 0 0 6px #a855f733}.display-name-input:focus,.password-input:focus,.confirmation-input:focus{outline:none;border-color:var(--purple-400);box-shadow:var(--shadow-glass-hover),0 0 0 4px #a855f733}.profile-header,.stat-card,.section-base,.delete-modal{will-change:transform,opacity}@supports not ((-webkit-backdrop-filter: blur(20px)) or (backdrop-filter: blur(20px))){.profile-header,.stat-card,.section-base,.time-stat-item,.field-stat-item,.task-stat-card,.activity-item,.delete-modal{background:#a855f726}.loading-container,.not-logged-in{background:#a855f71f}}@media (prefers-color-scheme: dark){.profile-container:before{background:radial-gradient(circle at 20% 80%,rgba(168,85,247,.15) 0%,transparent 50%),radial-gradient(circle at 80% 20%,rgba(168,85,247,.12) 0%,transparent 50%)}}:root{--purple-50: #faf5ff;--purple-100: #f3e8ff;--purple-200: #e9d5ff;--purple-300: #d8b4fe;--purple-400: #c084fc;--purple-500: #a855f7;--purple-600: #9333ea;--purple-700: #7c3aed;--purple-800: #6b21a8;--purple-900: #581c87;--glass-bg: rgba(168, 85, 247, .08);--glass-bg-hover: rgba(168, 85, 247, .12);--glass-bg-scrolled: rgba(168, 85, 247, .15);--glass-border: rgba(255, 255, 255, .18);--glass-border-strong: rgba(255, 255, 255, .25);--gradient-primary: linear-gradient(135deg, var(--purple-600), var(--purple-400));--gradient-secondary: linear-gradient(135deg, var(--purple-800), var(--purple-600));--gradient-hover: linear-gradient(135deg, var(--purple-700), var(--purple-500));--gradient-glass: linear-gradient(135deg, rgba(255, 255, 255, .1), rgba(255, 255, 255, .05));--bg-dark: #0f0f23;--bg-semi-dark: #16213e;--bg-mobile: #1a1a2e;--bg-overlay: rgba(15, 15, 35, .95);--text-primary: #ffffff;--text-secondary: #e2e8f0;--text-muted: #94a3b8;--text-accent: var(--purple-300);--glass-blur: 20px;--glass-blur-strong: 40px;--shadow-glass: 0 8px 32px rgba(168, 85, 247, .1);--shadow-glass-hover: 0 12px 40px rgba(168, 85, 247, .2);--shadow-glass-strong: 0 16px 50px rgba(168, 85, 247, .3);--shadow-sm: 0 2px 8px rgba(168, 85, 247, .15);--shadow-md: 0 8px 25px rgba(168, 85, 247, .25);--shadow-lg: 0 20px 40px rgba(168, 85, 247, .3);--glow: 0 0 20px rgba(168, 85, 247, .5);--transition-fast: all .2s cubic-bezier(.4, 0, .2, 1);--transition-smooth: all .3s cubic-bezier(.4, 0, .2, 1);--transition-bounce: all .4s cubic-bezier(.68, -.55, .265, 1.55)}*{box-sizing:border-box}.studybuddy-topbar{background:var(--glass-bg);backdrop-filter:blur(var(--glass-blur));-webkit-backdrop-filter:blur(var(--glass-blur));border-bottom:1px solid var(--glass-border);position:sticky;top:0;width:100%;z-index:1000;box-shadow:var(--shadow-glass);transition:var(--transition-smooth);border-radius:0;background-image:var(--gradient-glass)}.studybuddy-topbar--scrolled{background:var(--glass-bg-scrolled);box-shadow:var(--shadow-glass-hover);backdrop-filter:blur(var(--glass-blur-strong));-webkit-backdrop-filter:blur(var(--glass-blur-strong));border-bottom:1px solid var(--glass-border-strong)}.studybuddy-topbar__container{max-width:1400px;margin:0 auto;padding:1rem 2rem;display:flex;align-items:center;justify-content:space-between;position:relative;height:80px}.studybuddy-topbar__logo{font-family:Courier New,monospace;z-index:10;flex-shrink:0}.studybuddy-logo-link{display:flex;align-items:center;gap:.75rem;text-decoration:none;color:var(--text-primary);font-weight:800;font-size:2rem;transition:var(--transition-smooth);letter-spacing:-.02em}.studybuddy-logo-link:hover{color:var(--text-accent);text-shadow:var(--glow);transform:scale(1.02)}.studybuddy-logo-icon{font-size:2.2rem;color:var(--purple-200);filter:drop-shadow(0 0 15px rgba(168,85,247,.6));transition:var(--transition-smooth)}.studybuddy-logo-text{font-family:Dancing 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transparent}.studybuddy-nav-link:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:var(--glass-bg-hover);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:16px;opacity:0;transition:var(--transition-smooth);transform:scale(.8);border:1px solid var(--glass-border)}.studybuddy-nav-link:hover:before{opacity:1;transform:scale(1)}.studybuddy-nav-link:hover{color:var(--text-primary);background:var(--glass-bg-hover);-webkit-backdrop-filter:blur(15px);backdrop-filter:blur(15px);box-shadow:var(--shadow-glass);transform:translateY(-2px);border:1px solid var(--glass-border)}.studybuddy-nav-icon{font-size:1rem;transition:var(--transition-smooth);z-index:1;position:relative}.studybuddy-nav-link:hover .studybuddy-nav-icon{color:var(--purple-300);transform:scale(1.1);filter:drop-shadow(0 0 8px 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var(--glass-border-strong);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px)}.studybuddy-logout-button{background:#ef44441a;color:var(--text-primary);box-shadow:var(--shadow-glass);border:1px solid rgba(239,68,68,.3)}.studybuddy-logout-button:hover{background:#ef444433;box-shadow:var(--shadow-glass-hover);transform:translateY(-3px);border:1px solid rgba(239,68,68,.5)}.studybuddy-button-icon{font-size:1rem;transition:var(--transition-smooth)}.studybuddy-action-button:hover .studybuddy-button-icon{transform:scale(1.1);filter:drop-shadow(0 0 8px rgba(168,85,247,.4))}.studybuddy-topbar__toggle{display:flex;align-items:center;flex-shrink:0}.studybuddy-mobile-toggle-btn{background:var(--glass-bg);border:1px solid var(--glass-border);color:var(--text-primary);padding:.75rem;border-radius:16px;cursor:pointer;font-size:1.25rem;transition:var(--transition-smooth);backdrop-filter:blur(15px);-webkit-backdrop-filter:blur(15px);box-shadow:var(--shadow-glass)}.studybuddy-mobile-toggle-btn:hover{background:var(--glass-bg-hover);box-shadow:var(--shadow-glass-hover);transform:scale(1.05);border:1px solid var(--glass-border-strong)}.studybuddy-mobile-backdrop{position:fixed;top:0;left:0;width:100%;height:100vh;background:#0f0f23cc;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);z-index:1999}.studybuddy-mobile-menu{position:fixed;top:0;right:0;width:380px;max-width:90vw;height:100vh;background:#a855f70d;backdrop-filter:blur(var(--glass-blur-strong));-webkit-backdrop-filter:blur(var(--glass-blur-strong));border-left:1px solid var(--glass-border-strong);display:flex;flex-direction:column;z-index:2000;overflow-y:auto;box-shadow:var(--shadow-glass-strong);background-image:var(--gradient-glass)}.studybuddy-mobile-menu__header{padding:2rem 1.5rem 1rem;border-bottom:1px solid var(--glass-border);background:var(--glass-bg);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px)}.studybuddy-mobile-logo{display:flex;align-items:center;gap:.75rem;font-family:Poppins,sans-serif;font-weight:800;font-size:1.5rem;color:var(--text-primary)}.studybuddy-mobile-logo-icon{font-size:1.8rem;color:var(--purple-300);filter:drop-shadow(0 0 10px rgba(168,85,247,.5))}.studybuddy-mobile-logo-text{background:linear-gradient(135deg,var(--purple-300),var(--purple-100));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;font-weight:900}.studybuddy-mobile-menu__content{flex:1;padding:1rem 0}.studybuddy-mobile-menu-item{margin:.25rem 1rem}.studybuddy-mobile-menu-link{display:flex;align-items:center;justify-content:space-between;padding:1rem;text-decoration:none;color:var(--text-secondary);border-radius:16px;transition:var(--transition-smooth);background:transparent;border:1px solid transparent}.studybuddy-mobile-menu-link:hover{background:var(--glass-bg-hover);color:var(--text-primary);box-shadow:var(--shadow-glass);border:1px solid var(--glass-border);backdrop-filter:blur(15px);-webkit-backdrop-filter:blur(15px)}.studybuddy-mobile-link-content{display:flex;align-items:center;gap:1rem}.studybuddy-mobile-link-icon{font-size:1.25rem;color:var(--purple-400);min-width:1.25rem;transition:var(--transition-smooth)}.studybuddy-mobile-menu-link:hover .studybuddy-mobile-link-icon{color:var(--purple-300);transform:scale(1.1);filter:drop-shadow(0 0 8px 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