.ad-banner-wrap{width:100%;max-width:100%;min-height:120px;display:flex;flex-direction:column;align-items:center;justify-content:center;position:relative;margin:16px auto;padding:8px;border:1px dashed var(--color-border, rgba(255, 255, 255, .12));border-radius:var(--radius-lg, 12px);background:var(--color-surface, rgba(255, 255, 255, .04));box-shadow:var(--shadow-sm, 0 1px 4px rgba(0, 0, 0, .12));overflow:visible;box-sizing:border-box}.ad-label{font-size:.6rem;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--color-text-light, rgba(255, 255, 255, .35));margin-bottom:6px;display:block;width:100%;text-align:center;pointer-events:none;-webkit-user-select:none;user-select:none}.ad-banner-wrap .adsbygoogle{display:block!important;width:100%!important;min-height:90px}@media(min-width:768px){.ad-banner-wrap{min-height:100px}}@keyframes adSlotFade{0%{opacity:0}to{opacity:1}}.ad-banner-wrap ins[data-ad-status=filled]{animation:adSlotFade .3s ease}.ad-banner-wrap:has(ins[data-ad-status=unfilled]){display:none}.customizer-wrapper{position:fixed;bottom:20px;right:20px;z-index:50}.customizer-toggle{width:50px;height:50px;border-radius:var(--radius-full);border:2px solid rgba(255,255,255,.4);background:var(--color-primary);color:#fff;font-size:1.3rem;cursor:pointer;box-shadow:0 8px 24px #4f46e566;display:flex;align-items:center;justify-content:center;touch-action:manipulation;transition:transform var(--transition-fast),box-shadow var(--transition-fast)}.customizer-toggle:active{transform:scale(.9)}.customizer-panel{position:absolute;bottom:56px;right:0;width:280px;padding:var(--space-lg);animation:slideUp .2s ease;background:var(--color-surface);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg)}.customizer-panel h2{font-size:var(--font-size-md);margin-bottom:var(--space-xs)}.customizer-subtitle{font-size:var(--font-size-xs);color:var(--color-text-muted);margin-bottom:var(--space-md)}.customizer-toggles{display:flex;flex-direction:column;gap:10px}.customizer-row{display:flex;align-items:center;justify-content:space-between;padding:6px 0}.customizer-label{font-size:var(--font-size-sm);color:var(--color-text-main);font-weight:500}.toggle-switch{width:40px;height:22px;border-radius:11px;border:none;background:var(--color-border);cursor:pointer;position:relative;transition:background var(--transition-fast);padding:0;touch-action:manipulation}.toggle-switch.active{background:var(--color-primary)}.toggle-knob{position:absolute;top:2px;left:2px;width:18px;height:18px;border-radius:var(--radius-full);background:var(--color-surface);transition:transform var(--transition-fast);box-shadow:var(--shadow-sm)}.toggle-switch.active .toggle-knob{transform:translate(18px)}.customizer-reset{width:100%;margin-top:var(--space-md);padding:8px;background:none;border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text-muted);font-size:var(--font-size-xs);cursor:pointer;touch-action:manipulation;transition:background var(--transition-fast)}.customizer-reset:hover{background:var(--color-surface-subtle)}@keyframes slideUp{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}:root{--color-primary: #4f46e5;--color-primary-hover: #4338ca;--gradient-primary: linear-gradient(135deg, #f3f0ff 0%, #eef2ff 50%, #f0fdf4 100%);--color-secondary: #10b981;--color-secondary-hover: #059669;--color-accent: #f59e0b;--color-accent-hover: #d97706;--color-danger: #ef4444;--color-danger-hover: #dc2626;--color-surface: #ffffff;--color-surface-subtle: #f8fafc;--color-surface-muted: #f1f5f9;--color-surface-glass: rgba(255, 255, 255, .94);--color-text-main: #0f172a;--color-text-body: #334155;--color-text-muted: #64748b;--color-text-light: #94a3b8;--color-border: #cbd5e1;--color-border-subtle: #e2e8f0;--color-focus-ring: rgba(79, 70, 229, .16);--font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--font-size-xs: .72rem;--font-size-sm: .82rem;--font-size-md: .95rem;--font-size-lg: 1.1rem;--font-size-xl: 1.4rem;--font-size-2xl: 1.8rem;--font-size-3xl: 2.5rem;--font-size-hero: 3.2rem;--space-xs: 4px;--space-sm: 8px;--space-md: 16px;--space-lg: 24px;--space-xl: 32px;--space-2xl: 48px;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--radius-xl: 24px;--radius-full: 9999px;--shadow-sm: 0 2px 6px rgba(0, 0, 0, .04);--shadow-md: 0 4px 16px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 30px rgba(0, 0, 0, .09);--shadow-glow: 0 0 24px rgba(79, 70, 229, .2);--transition-fast: .15s ease;--transition-normal: .25s ease}[data-theme=dark]{--gradient-primary: linear-gradient(135deg, #0b0f19 0%, #111827 100%);--color-primary: #6366f1;--color-primary-hover: #4f46e5;--color-surface: #1e293b;--color-surface-subtle: #0f172a;--color-surface-muted: #334155;--color-surface-glass: rgba(30, 41, 59, .92);--color-text-main: #f8fafc;--color-text-body: #e2e8f0;--color-text-muted: #94a3b8;--color-text-light: #64748b;--color-border: #334155;--color-border-subtle: #1e293b;--color-focus-ring: rgba(99, 102, 241, .25)}*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}html{font-size:16px}body{font-family:var(--font-family);background:var(--gradient-primary);min-height:100vh;min-height:100dvh;display:flex;justify-content:center;padding:var(--space-sm);overflow-x:hidden;overflow-wrap:break-word;color:var(--color-text-main)}.theme-toggle-btn{background:#ffffff26;border:1px solid rgba(255,255,255,.3);color:var(--color-surface);width:34px;height:34px;border-radius:var(--radius-full);cursor:pointer;font-size:var(--font-size-md);display:flex;align-items:center;justify-content:center;transition:background var(--transition-fast)}.theme-toggle-btn:hover{background:#ffffff4d}.checkout-page{display:flex;align-items:center;justify-content:center;min-height:100vh;min-height:100dvh;width:100%}.checkout-card{background:var(--color-surface);border-radius:var(--radius-xl);padding:var(--space-xl) var(--space-lg);box-shadow:var(--shadow-lg);width:100%;max-width:400px;text-align:center}.checkout-card h1{font-size:var(--font-size-xl);margin-bottom:var(--space-md);color:var(--color-text-main)}.checkout-card h2{font-size:var(--font-size-lg);color:var(--color-accent);margin-bottom:var(--space-sm)}.checkout-price{font-size:var(--font-size-3xl);font-weight:800;color:var(--color-text-main);margin-bottom:var(--space-lg)}.checkout-price span{font-size:var(--font-size-md);font-weight:400;color:var(--color-text-muted)}.checkout-perks{list-style:none;text-align:left;display:inline-block;margin-bottom:var(--space-lg)}.checkout-perks li{padding:var(--space-sm) 0;font-size:var(--font-size-md);color:var(--color-text-body);border-bottom:1px solid var(--color-border-subtle);min-height:0}.checkout-error{color:var(--color-danger);font-size:var(--font-size-sm);margin-top:var(--space-sm)}.checkout-note{margin-top:var(--space-sm);font-size:var(--font-size-xs);color:var(--color-text-light)}.account-page{display:flex;align-items:center;justify-content:center;min-height:100vh;min-height:100dvh;width:100%}.account-card{background:var(--color-surface);border-radius:var(--radius-xl);padding:var(--space-xl) var(--space-lg);box-shadow:var(--shadow-lg);width:100%;max-width:480px}.account-header{display:flex;align-items:center;gap:var(--space-md);margin-bottom:var(--space-lg)}.account-header h1{font-size:var(--font-size-xl);color:var(--color-text-main)}.account-back{color:var(--color-text-muted);text-decoration:none;font-size:var(--font-size-sm);font-weight:500;transition:color var(--transition-fast)}.account-back:hover{color:var(--color-primary)}.account-section{margin-bottom:var(--space-lg);padding-bottom:var(--space-md);border-bottom:1px solid var(--color-border)}.account-section:last-of-type{border-bottom:none}.account-section h2{font-size:var(--font-size-md);color:var(--color-text-body);margin-bottom:var(--space-sm)}.account-field{margin-bottom:var(--space-sm)}.account-field label{display:block;font-size:var(--font-size-xs);color:var(--color-text-muted);margin-bottom:var(--space-xs);text-transform:uppercase;letter-spacing:.5px}.account-value{font-size:var(--font-size-md);color:var(--color-text-main)}.account-edit-row{display:flex;gap:var(--space-sm)}.account-edit-row input{flex:1;padding:10px 12px;border:1px solid var(--color-border);border-radius:var(--radius-md);font-size:var(--font-size-md);font-family:inherit;background:var(--color-surface);color:var(--color-text-main);transition:border-color var(--transition-fast),box-shadow var(--transition-fast)}.account-edit-row input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px var(--color-focus-ring)}.account-edit-row button{padding:10px 18px;background:var(--color-primary);color:#fff;border:none;border-radius:var(--radius-md);cursor:pointer;font-weight:600;font-size:var(--font-size-md);white-space:nowrap;transition:background var(--transition-fast)}.account-edit-row button:hover{background:var(--color-primary-hover)}.account-edit-row button:active{opacity:.9}.account-note{font-size:var(--font-size-sm);color:var(--color-text-muted);margin-top:var(--space-sm)}.account-note.warn{color:var(--color-danger)}.account-logout{width:100%;padding:12px;background:none;border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-danger);font-size:var(--font-size-md);font-weight:600;cursor:pointer;margin-top:var(--space-sm);touch-action:manipulation;transition:background var(--transition-fast),border-color var(--transition-fast)}.account-logout:hover{background:#ef44441a;border-color:var(--color-danger)}.pricing-table-page{min-height:100vh;min-height:100dvh;width:100%}stripe-pricing-table{display:block;width:100%;min-height:100vh}.auth-screen{display:flex;align-items:center;justify-content:center;min-height:100vh;min-height:100dvh;width:100%;position:fixed;top:0;right:0;bottom:0;left:0;z-index:100;background:var(--gradient-primary)}.auth-card{background:var(--color-surface);border-radius:var(--radius-xl);padding:var(--space-xl) var(--space-lg);box-shadow:var(--shadow-lg);width:100%;max-width:380px;text-align:center}.auth-card h1,.auth-card h2{font-size:var(--font-size-xl);margin-bottom:var(--space-xs);color:var(--color-text-main)}.auth-card h2{font-size:var(--font-size-lg)}.auth-sub{color:var(--color-text-muted);font-size:var(--font-size-md);margin-bottom:var(--space-lg)}.auth-close{margin-top:var(--space-md);font-size:var(--font-size-sm)}.auth-close a{color:var(--color-text-muted);text-decoration:none;font-weight:500;transition:color var(--transition-fast)}.auth-close a:hover{color:var(--color-primary)}.stripe-return{display:flex;align-items:center;justify-content:center;min-height:100vh;min-height:100dvh;width:100%}.stripe-return .auth-card{max-width:520px;text-align:center}.stripe-return .auth-card h2{font-size:var(--font-size-xl);margin-bottom:var(--space-xs)}.order-confirmation{text-align:left;margin-top:var(--space-md)}.order-confirmation .auth-sub{text-align:center;margin-bottom:var(--space-md)}.order-details{background:var(--color-surface-subtle);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:var(--space-md)}.order-row{display:flex;justify-content:space-between;align-items:center;padding:var(--space-sm) 0;border-bottom:1px solid var(--color-border-subtle)}.order-row:last-child{border-bottom:none}.order-label{font-size:var(--font-size-md);color:var(--color-text-muted)}.order-value{font-size:var(--font-size-md);font-weight:600;color:var(--color-text-main)}.order-recurring{font-size:var(--font-size-xs);font-weight:400;color:var(--color-text-muted);margin-left:2px}.order-status-active{color:var(--color-secondary);font-weight:600}#landing-screen{width:100%;max-width:100%;margin:0 auto;min-width:0}.landing-hero{text-align:center;color:var(--color-text-main);padding:var(--space-2xl) var(--space-md) var(--space-xl);max-width:100%;min-width:0}.landing-content h1{font-size:var(--font-size-hero);margin-bottom:var(--space-sm);letter-spacing:-.5px;color:var(--color-primary);font-weight:800}.landing-tagline{font-size:var(--font-size-lg);color:var(--color-text-main);font-weight:600;margin-bottom:var(--space-xs);opacity:1}.landing-desc{font-size:var(--font-size-md);color:var(--color-text-muted);font-weight:500;margin-bottom:var(--space-xl);opacity:1}.landing-cta{display:flex;gap:var(--space-md);justify-content:center;flex-wrap:wrap}.landing-btn{padding:14px 32px;border:none;border-radius:var(--radius-md);font-size:var(--font-size-md);font-weight:600;cursor:pointer;touch-action:manipulation;transition:transform var(--transition-fast),box-shadow var(--transition-fast),opacity var(--transition-fast)}.landing-btn:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}.landing-btn:active{transform:translateY(0);opacity:.9}.landing-btn.primary{background:var(--color-primary);color:#fff;box-shadow:0 4px 16px #4f46e559}.landing-btn.secondary{background:var(--color-surface-glass);color:var(--color-text-main);border:1px solid var(--color-border)}.landing-features{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:var(--space-md);padding:0 var(--space-md) var(--space-xl);max-width:100%;min-width:0}.feature-card{background:var(--color-surface);border-radius:var(--radius-lg);padding:var(--space-lg);box-shadow:var(--shadow-md);text-align:center;transition:transform var(--transition-fast),box-shadow var(--transition-fast)}.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}.feature-icon{display:block;font-size:2rem;margin-bottom:var(--space-sm)}.feature-card h3{font-size:var(--font-size-lg);color:var(--color-text-main);margin-bottom:var(--space-xs)}.feature-card p{font-size:var(--font-size-sm);color:var(--color-text-muted);line-height:1.5}.auth-section{display:flex;justify-content:center;padding:0 var(--space-md) var(--space-xl)}.landing-footer{text-align:center;color:#fff9;font-size:var(--font-size-xs);padding:var(--space-md) 0 var(--space-xl)}#auth-form{display:flex;flex-direction:column;gap:var(--space-md)}#auth-form input{padding:14px 16px;border:1px solid var(--color-border);border-radius:var(--radius-md);font-size:var(--font-size-md);font-family:inherit;background:var(--color-surface);color:var(--color-text-main);transition:border-color var(--transition-fast),box-shadow var(--transition-fast)}#auth-form input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px var(--color-focus-ring)}.auth-error{color:var(--color-danger);font-size:var(--font-size-sm);min-height:1.2em;text-align:left}#auth-submit{padding:14px;background:var(--color-primary);color:#fff;border:none;border-radius:var(--radius-md);font-size:var(--font-size-md);font-weight:600;cursor:pointer;touch-action:manipulation;transition:background var(--transition-fast),transform var(--transition-fast)}#auth-submit:hover{background:var(--color-primary-hover)}#auth-submit:active{opacity:.9}.auth-links{font-size:var(--font-size-sm);color:var(--color-text-muted);margin-top:var(--space-xs)}.auth-links a{color:var(--color-primary);text-decoration:none;font-weight:600}.auth-sep{color:var(--color-border);margin:0 var(--space-xs)}.auth-divider{display:flex;align-items:center;gap:var(--space-md);margin:var(--space-md) 0 var(--space-sm);color:var(--color-text-light);font-size:var(--font-size-sm)}.auth-divider:before,.auth-divider:after{content:"";flex:1;height:1px;background:var(--color-border-subtle)}.demo-btn{width:100%;padding:14px;background:var(--color-surface);color:var(--color-primary);border:2px solid var(--color-primary);border-radius:var(--radius-md);font-size:var(--font-size-md);font-weight:600;cursor:pointer;touch-action:manipulation;transition:background var(--transition-fast),transform var(--transition-fast)}.demo-btn:hover{background:#4f46e50a}.demo-btn:active{background:#4f46e514}#password-field-group{position:relative}#forgot-link{font-size:var(--font-size-xs)}.container{width:100%;max-width:100%;display:flex;flex-direction:column;gap:var(--space-md)}header{color:var(--color-text-main)}.header-top{display:flex;align-items:center;justify-content:space-between;gap:var(--space-sm)}header h1{font-size:var(--font-size-xl);font-weight:800;color:var(--color-text-main)}header p#date-display{color:var(--color-text-muted);font-size:var(--font-size-sm);font-weight:500;margin-top:var(--space-xs)}.user-menu{display:flex;align-items:center;gap:var(--space-sm)}.header-profile{background:var(--color-surface-glass);border:1px solid var(--color-border);padding:4px 12px;border-radius:var(--radius-full);box-shadow:var(--shadow-sm);transition:all var(--transition-fast)}.header-profile:hover{border-color:var(--color-primary);box-shadow:var(--shadow-md)}.plan-badge{font-size:var(--font-size-xs);font-weight:700;padding:4px 10px;border-radius:var(--radius-full);letter-spacing:.5px;text-transform:uppercase}.plan-badge.free{background:var(--color-text-muted);color:#fff}.plan-badge.premium{background:var(--color-accent);color:#fff}.user-email{font-size:var(--font-size-sm);font-weight:600;color:var(--color-text-main);opacity:1}.theme-toggle-btn{background:var(--color-surface-glass);border:1px solid var(--color-border);color:var(--color-text-main);width:36px;height:36px;border-radius:var(--radius-full);cursor:pointer;font-size:1.1rem;display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-sm);transition:all var(--transition-fast)}.theme-toggle-btn:hover{border-color:var(--color-primary);background:var(--color-surface-muted)}.account-link{color:var(--color-text-main);text-decoration:none;font-size:1.1rem;width:36px;height:36px;border-radius:var(--radius-full);background:var(--color-surface-glass);border:1px solid var(--color-border);display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-sm);transition:all var(--transition-fast)}.account-link:hover{border-color:var(--color-primary);background:var(--color-surface-muted)}.logout-btn{background:#ffffff26;border:none;color:#fff;width:34px;height:34px;border-radius:var(--radius-full);cursor:pointer;font-size:var(--font-size-sm);touch-action:manipulation;transition:background var(--transition-fast)}.logout-btn:hover{background:#ffffff4d}header p{opacity:.9;font-size:var(--font-size-sm);margin-top:var(--space-xs)}.card{background:var(--color-surface-glass);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-lg);box-shadow:var(--shadow-md);min-width:0;overflow-wrap:break-word;transition:transform var(--transition-normal),box-shadow var(--transition-normal),border-color var(--transition-normal)}.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);border-color:#6366f14d}.timer-card{border-top:3px solid var(--color-primary)}.todo-card{border-top:3px solid var(--color-secondary)}.deadline-card{border-top:3px solid var(--color-accent)}.stats-card{border-top:3px solid #06b6d4}.sounds-card{border-top:3px solid #8b5cf6}.subjects-card{border-top:3px solid #3b82f6}.timer-display,.stat-value,.stats-ring-pct,.weekly-subject-pct,.deadline-days-badge{font-variant-numeric:tabular-nums;letter-spacing:-.02em}.card h2{font-size:var(--font-size-lg);color:var(--color-text-main);margin-bottom:var(--space-md);font-weight:600}.lock-overlay{position:relative}.lock-overlay:after{content:"🔒 Premium";position:absolute;top:0;right:0;bottom:0;left:0;background:#ffffffe0;display:flex;align-items:center;justify-content:center;font-size:var(--font-size-md);font-weight:600;color:var(--color-text-muted);border-radius:var(--radius-md);cursor:pointer;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px)}.onboarding-card{position:relative;background:linear-gradient(135deg,#fef3c7d9,#fde68aa6);border:1px solid #fcd34d;text-align:center;border-radius:var(--radius-lg);border-top:3px solid #f59e0b}.onboarding-card strong{color:#78350f;font-size:var(--font-size-md)}.onboarding-dismiss{position:absolute;top:var(--space-sm);right:var(--space-md);background:none;border:none;font-size:var(--font-size-lg);cursor:pointer;color:#78350f;padding:var(--space-xs);transition:color var(--transition-fast)}.onboarding-dismiss:hover{color:#b45309}.onboarding-text{font-size:var(--font-size-sm);color:#92400e;margin-top:var(--space-xs);line-height:1.5}[data-theme=dark] .onboarding-card{background:linear-gradient(135deg,#452d0c80,#2d1e0866);border:1px solid rgba(245,158,11,.3);border-top:3px solid #f59e0b}[data-theme=dark] .onboarding-card strong{color:#fef08a}[data-theme=dark] .onboarding-text{color:#fde68a}[data-theme=dark] .onboarding-dismiss{color:#fef08a}[data-theme=dark] .onboarding-dismiss:hover{color:#fff}.timer-header-row{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--space-sm)}.timer-header-row h2{margin-bottom:0}.zen-toggle-btn{padding:6px 12px;background:var(--color-surface-muted);border:1px solid var(--color-border);border-radius:var(--radius-full);font-size:var(--font-size-xs);font-weight:600;color:var(--color-primary);cursor:pointer;transition:all var(--transition-fast)}.zen-toggle-btn:hover{background:var(--color-primary);color:#fff}.timer-duration-editor{display:flex;gap:var(--space-xs);align-items:center;justify-content:center;margin-top:var(--space-sm);padding-top:var(--space-sm);border-top:1px solid var(--color-border-subtle);flex-wrap:wrap}.timer-duration-editor input{width:60px;padding:8px 6px;border:1px solid var(--color-border);border-radius:var(--radius-sm);text-align:center;font-size:var(--font-size-sm);font-family:inherit;background:var(--color-surface);color:var(--color-text-main)}.timer-duration-editor label{font-size:var(--font-size-xs);color:var(--color-text-muted);margin-right:var(--space-xs)}.timer-duration-editor button{padding:6px 14px;background:var(--color-primary);color:#fff;border:none;border-radius:var(--radius-sm);cursor:pointer;font-size:var(--font-size-sm);font-weight:600;transition:background var(--transition-fast)}.timer-duration-editor button:hover{background:var(--color-primary-hover)}.mode-duration{font-weight:700}.timer-display{font-size:3rem;font-weight:800;text-align:center;color:var(--color-primary);font-variant-numeric:tabular-nums;margin-bottom:var(--space-sm);letter-spacing:2px}.timer-controls{display:flex;gap:var(--space-sm);justify-content:center;margin-bottom:var(--space-md)}.timer-controls button{flex:1;min-width:80px;max-width:120px;padding:10px 0;border:none;border-radius:var(--radius-md);font-size:var(--font-size-md);cursor:pointer;font-weight:600;transition:transform var(--transition-fast),opacity var(--transition-fast);touch-action:manipulation}.timer-controls button:hover{transform:translateY(-1px)}.timer-controls button:active{opacity:.8;transform:translateY(0)}.timer-controls button:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}#timer-start{background:var(--color-primary);color:#fff}#timer-pause{background:var(--color-accent);color:#fff}#timer-reset{background:var(--color-text-muted);color:#fff}.timer-mode{display:flex;gap:var(--space-xs)}.mode-btn{flex:1;padding:8px 4px;border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface);color:var(--color-text-main);cursor:pointer;font-size:var(--font-size-xs);font-weight:500;transition:all var(--transition-fast);touch-action:manipulation;text-align:center}.mode-btn.active{background:var(--color-primary);color:#fff;border-color:var(--color-primary)}.mode-btn:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}.status-text{text-align:center;color:var(--color-text-muted);font-size:var(--font-size-sm);margin-top:var(--space-sm);min-height:1.3em}.zen-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:9999;background:#0b0f19f2;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);display:flex;align-items:center;justify-content:center;padding:var(--space-lg);color:#fff;animation:tour-fade-in .2s ease}.zen-content{display:flex;flex-direction:column;align-items:center;gap:var(--space-lg);text-align:center;position:relative;width:100%;max-width:480px;padding:40px 24px 28px!important;border-top:3px solid var(--color-primary)}.zen-close-btn{position:absolute;top:14px;right:14px;background:#ffffff1f;border:1px solid rgba(255,255,255,.2);color:#fff;padding:6px 14px;border-radius:var(--radius-full);font-size:var(--font-size-xs);font-weight:600;cursor:pointer;transition:all var(--transition-fast)}.zen-close-btn:hover{background:#ffffff40;border-color:#fff6}.zen-subject-badge{font-size:var(--font-size-sm);padding:6px 18px;border-radius:var(--radius-full);background:#4f46e54d;border:1px solid rgba(79,70,229,.6);color:#a5b4fc;font-weight:600;text-transform:uppercase;letter-spacing:1px}.zen-timer-display{font-size:5.5rem;font-weight:800;color:#fff;letter-spacing:4px;font-variant-numeric:tabular-nums;transition:transform 1s ease-in-out}.zen-timer-display.pulsing{animation:zenPulse 3s infinite ease-in-out}@keyframes zenPulse{0%,to{transform:scale(1);opacity:1}50%{transform:scale(1.04);opacity:.88}}.zen-status-text{font-size:var(--font-size-lg);color:#cbd5e1}.zen-controls{display:flex;gap:var(--space-md);width:100%;justify-content:center}.zen-btn{padding:14px 28px;border-radius:var(--radius-md);border:1px solid rgba(255,255,255,.2);background:#ffffff1a;color:#fff;font-size:var(--font-size-md);font-weight:600;cursor:pointer}.zen-btn.main{background:var(--color-primary);border:none}#todo-form{display:flex;flex-wrap:wrap;gap:var(--space-sm);margin-bottom:var(--space-md)}#todo-input{flex:1 1 100%;padding:12px 14px;border:1px solid var(--color-border);border-radius:var(--radius-md);font-size:var(--font-size-md);font-family:inherit;background:var(--color-surface);color:var(--color-text-main);max-width:100%;min-width:0;transition:border-color var(--transition-fast),box-shadow var(--transition-fast)}#todo-input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px var(--color-focus-ring)}.form-row{display:flex;gap:var(--space-sm);width:100%}.form-row select{flex:1;padding:10px 8px;border:1px solid var(--color-border);border-radius:var(--radius-md);font-size:var(--font-size-sm);font-family:inherit;background:var(--color-surface);color:var(--color-text-main);min-height:44px;touch-action:manipulation;max-width:100%;min-width:0}#todo-form button{padding:10px 20px;background:var(--color-primary);color:#fff;border:none;border-radius:var(--radius-md);cursor:pointer;font-weight:600;font-size:var(--font-size-md);min-height:44px;touch-action:manipulation;transition:background var(--transition-fast)}#todo-form button:hover{background:var(--color-primary-hover)}#todo-form button:active{opacity:.9}.subject-bar{display:flex;gap:var(--space-sm);align-items:center;margin-bottom:var(--space-md);min-width:0;max-width:100%}.manage-btn{flex-shrink:0;width:36px;height:36px;border:1px solid var(--color-border);border-radius:var(--radius-full);background:var(--color-surface);color:var(--color-text-main);cursor:pointer;font-size:var(--font-size-md);display:flex;align-items:center;justify-content:center;transition:background var(--transition-fast),border-color var(--transition-fast);touch-action:manipulation}.manage-btn:hover{background:var(--color-surface-subtle);border-color:var(--color-primary)}.filter-bar{display:flex;gap:var(--space-xs);overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none;max-width:100%}.filter-bar::-webkit-scrollbar{display:none}.filter-btn{flex-shrink:0;padding:8px 16px;border:1px solid var(--color-border);border-radius:var(--radius-full);background:var(--color-surface);color:var(--color-text-main);cursor:pointer;font-size:var(--font-size-sm);font-weight:500;transition:all var(--transition-fast);touch-action:manipulation}.filter-btn:hover{background:var(--color-surface-subtle)}.filter-btn.active{background:var(--color-primary);color:#fff;border-color:var(--color-primary)}.todo-item-container{display:flex;flex-direction:column;gap:6px;padding:12px 0;border-bottom:1px solid var(--color-border-subtle)}.todo-main-row{display:flex;align-items:center;gap:var(--space-sm);width:100%}.subtask-badge{font-size:var(--font-size-xs);color:var(--color-text-muted);font-weight:600}.subtask-toggle-btn{background:none;border:none;color:var(--color-text-light);cursor:pointer;font-size:.8rem;padding:4px var(--space-xs)}.todo-details-panel{display:flex;flex-direction:column;gap:var(--space-sm);padding:var(--space-sm) var(--space-md);margin-top:4px;background:var(--color-surface-subtle);border-radius:var(--radius-md);border:1px solid var(--color-border-subtle)}.details-label{font-size:var(--font-size-xs);font-weight:600;color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.5px;margin-bottom:4px;display:block}.subtask-row{display:flex;align-items:center;gap:var(--space-xs);margin-bottom:4px}.subtask-text{font-size:var(--font-size-sm);flex:1}.subtask-text.done{text-decoration:line-through;color:var(--color-text-light)}.sub-delete-btn{background:none;border:none;color:var(--color-text-light);cursor:pointer;font-size:.75rem;padding:2px 6px}.add-subtask-form{display:flex;gap:var(--space-xs);margin-top:6px}.add-subtask-form input{flex:1;padding:6px 10px;border:1px solid var(--color-border);border-radius:var(--radius-sm);font-size:var(--font-size-xs);background:var(--color-surface);color:var(--color-text-main)}.add-subtask-form button{padding:6px 12px;background:var(--color-primary);color:#fff;border:none;border-radius:var(--radius-sm);font-size:var(--font-size-xs);font-weight:600;cursor:pointer}.task-notes-input{width:100%;min-height:50px;padding:8px 10px;border:1px solid var(--color-border);border-radius:var(--radius-sm);font-size:var(--font-size-xs);font-family:inherit;background:var(--color-surface);color:var(--color-text-main);resize:vertical}.sound-volume-row{display:flex;align-items:center;gap:var(--space-sm);margin-bottom:var(--space-md);padding:8px 12px;background:var(--color-surface-subtle);border-radius:var(--radius-md)}.volume-label{font-size:var(--font-size-xs);font-weight:600;color:var(--color-text-body)}.volume-slider{flex:1;accent-color:var(--color-primary);cursor:pointer}.sounds-bar{display:flex;flex-wrap:wrap;gap:var(--space-sm);margin-bottom:var(--space-md);min-width:0}.sound-btn{flex:1;min-width:70px;padding:10px 8px;border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface);color:var(--color-text-main);cursor:pointer;font-size:var(--font-size-sm);font-weight:500;transition:all var(--transition-fast);touch-action:manipulation;text-align:center;line-height:1.3}.sound-btn:hover{background:var(--color-surface-subtle)}.sound-btn:active{transform:scale(.96)}.sound-btn.active{background:var(--color-primary);color:#fff;border-color:var(--color-primary)}.sound-btn.locked{opacity:.5;cursor:default}.sound-btn .sound-icon{display:block;font-size:1.3rem;margin-bottom:2px}.sound-upload{border-top:1px solid var(--color-border-subtle);padding-top:var(--space-sm)}.upload-label{font-size:var(--font-size-sm);color:var(--color-text-muted);display:block;margin-bottom:var(--space-sm)}.file-input{display:block;margin-top:var(--space-xs);font-size:var(--font-size-sm);width:100%;max-width:100%}#music-player{width:100%;margin-top:var(--space-sm);border-radius:var(--radius-md);height:44px}.duo-streak-banner{display:flex;align-items:center;gap:var(--space-md);padding:var(--space-md);background:linear-gradient(135deg,#ffedd5,#fed7aa);border:1px solid #f97316;border-radius:var(--radius-lg);margin-bottom:var(--space-md)}[data-theme=dark] .duo-streak-banner{background:linear-gradient(135deg,#451a03,#7c2d12);border-color:#ea580c}.streak-fire-icon{font-size:2.4rem;animation:fireFlame 1.8s infinite ease-in-out}@keyframes fireFlame{0%,to{transform:scale(1) rotate(-2deg)}50%{transform:scale(1.15) rotate(3deg)}}.streak-text-block{flex:1;display:flex;flex-direction:column}.streak-count{font-size:var(--font-size-lg);font-weight:800;color:#c2410c}[data-theme=dark] .streak-count{color:#ffedd5}.streak-subtext{font-size:var(--font-size-xs);color:#9a3412}[data-theme=dark] .streak-subtext{color:#fed7aa}.streak-best-badge{font-size:var(--font-size-xs);font-weight:700;background:#c2410c;color:#fff;padding:4px 10px;border-radius:var(--radius-full)}.heatmap-grid{display:grid;grid-template-columns:repeat(15,1fr);gap:4px;margin-top:8px}.heatmap-cell{aspect-ratio:1;border-radius:3px;background:var(--color-border-subtle);transition:transform var(--transition-fast)}.heatmap-cell:hover{transform:scale(1.2)}.heatmap-cell.level-0{background:var(--color-border-subtle)}.heatmap-cell.level-1{background:#a7f3d0}.heatmap-cell.level-2{background:#34d399}.heatmap-cell.level-3{background:#059669}[data-theme=dark] .heatmap-cell.level-1{background:#064e3b}[data-theme=dark] .heatmap-cell.level-2{background:#047857}[data-theme=dark] .heatmap-cell.level-3{background:#10b981}.heatmap-legend{display:flex;align-items:center;justify-content:flex-end;gap:4px;margin-top:6px;font-size:var(--font-size-xs);color:var(--color-text-muted)}.legend-cell{width:10px;height:10px;border-radius:2px}.legend-cell.level-0{background:var(--color-border-subtle)}.legend-cell.level-1{background:#a7f3d0}.legend-cell.level-2{background:#34d399}.legend-cell.level-3{background:#059669}[data-theme=dark] .legend-cell.level-1{background:#064e3b}[data-theme=dark] .legend-cell.level-2{background:#047857}[data-theme=dark] .legend-cell.level-3{background:#10b981}#subject-list{display:flex;flex-direction:column;gap:var(--space-xs);margin-bottom:var(--space-md)}.subject-row{display:flex;align-items:center;justify-content:space-between;padding:8px 12px;background:var(--color-surface-subtle);border-radius:var(--radius-md)}.subject-row .name{font-size:var(--font-size-md);font-weight:500}.subject-row .remove-subject{background:none;border:none;color:var(--color-text-light);font-size:1rem;cursor:pointer;padding:4px 10px;border-radius:var(--radius-sm);touch-action:manipulation;transition:color var(--transition-fast),background var(--transition-fast)}.subject-row .remove-subject:hover{background:#ef44441a;color:var(--color-danger)}.add-subject-row{display:flex;gap:var(--space-sm)}.add-subject-row input{flex:1;padding:10px 12px;border:1px solid var(--color-border);border-radius:var(--radius-md);font-size:var(--font-size-md);font-family:inherit;background:var(--color-surface);color:var(--color-text-main)}.add-subject-row input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px var(--color-focus-ring)}.add-subject-row button{padding:10px 18px;background:var(--color-primary);color:#fff;border:none;border-radius:var(--radius-md);cursor:pointer;font-weight:600;font-size:var(--font-size-md);touch-action:manipulation;transition:background var(--transition-fast)}.add-subject-row button:hover{background:var(--color-primary-hover)}.upgrade-btn{width:100%;padding:14px;background:var(--color-accent);color:#fff;border:none;border-radius:var(--radius-md);font-size:var(--font-size-md);font-weight:700;cursor:pointer;touch-action:manipulation;margin-bottom:var(--space-xs);transition:background var(--transition-fast)}.upgrade-btn:hover{background:var(--color-accent-hover)}.upgrade-btn.brl{background:var(--color-secondary)}.upgrade-btn.brl:hover{background:var(--color-secondary-hover)}.upgrade-btn:disabled{opacity:.6;cursor:not-allowed}.upgrade-note{margin-top:var(--space-xs);font-size:var(--font-size-xs);color:var(--color-text-light)}.upgrade-note.error{color:var(--color-danger)}.dismiss-btn{margin-top:var(--space-sm);background:none;border:none;color:var(--color-text-light);font-size:var(--font-size-sm);cursor:pointer;padding:8px;touch-action:manipulation;transition:color var(--transition-fast)}.dismiss-btn:hover{color:var(--color-text-muted)}ul{list-style:none;max-width:100%}li{display:flex;align-items:center;gap:var(--space-sm);padding:12px 0;border-bottom:1px solid var(--color-border-subtle);min-height:48px;max-width:100%}li:last-child{border-bottom:none}.priority-dot{width:8px;height:8px;border-radius:var(--radius-full);flex-shrink:0}.priority-dot.high{background:var(--color-danger)}.priority-dot.medium{background:var(--color-accent)}.priority-dot.low{background:var(--color-secondary)}.subject-badge{font-size:var(--font-size-xs);padding:3px 10px;border-radius:var(--radius-full);font-weight:600;white-space:nowrap;flex-shrink:0}.subject-badge.Math{background:#dbeafe;color:#1d4ed8}.subject-badge.Science{background:#dcfce7;color:#15803d}.subject-badge.English{background:#fce7f3;color:#be185d}.subject-badge.History{background:#fef3c7;color:#b45309}.subject-badge.Other{background:#f3e8ff;color:#7c3aed}.task-text{flex:1;cursor:pointer;font-size:var(--font-size-md);line-height:1.4;padding:4px 0;word-break:break-word}.task-text.done{text-decoration:line-through;color:var(--color-text-light)}.delete-btn{background:none;border:none;color:var(--color-text-light);cursor:pointer;font-size:1.1rem;padding:8px 10px;touch-action:manipulation;border-radius:var(--radius-sm);transition:all var(--transition-fast)}.delete-btn:hover{background:#ef44441a;color:var(--color-danger)}.empty-msg{color:var(--color-text-muted);text-align:center;padding:var(--space-xl) 0;font-size:var(--font-size-md)}.stats-grid{display:flex;justify-content:space-around;text-align:center;gap:var(--space-sm)}.stat{flex:1;padding:var(--space-xs)}.stat-value{display:block;font-size:2.5rem;font-weight:700;color:var(--color-primary)}.stat-label{display:block;font-size:var(--font-size-xs);color:var(--color-text-muted);margin-top:var(--space-xs)}.export-btn{margin-top:var(--space-md);width:100%;padding:10px;background:var(--color-surface-muted);border:1px solid var(--color-border);border-radius:var(--radius-md);cursor:pointer;font-size:var(--font-size-sm);font-weight:500;color:var(--color-text-body);transition:all var(--transition-fast);touch-action:manipulation}.export-btn:hover{background:var(--color-border)}.quote-card{text-align:center;background:var(--color-surface-glass);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}#quote-text{font-style:italic;font-size:var(--font-size-md);color:var(--color-text-body);line-height:1.5}#quote-author{font-size:var(--font-size-sm);color:var(--color-text-muted);margin-top:var(--space-xs)}footer{text-align:center;color:#ffffffb3;font-size:var(--font-size-xs);padding:var(--space-xs) 0}@media(max-width:480px){body{padding:10px}.container{gap:12px}.card{padding:var(--space-md);border-radius:var(--radius-md)}.card h2{font-size:var(--font-size-md);margin-bottom:var(--space-sm)}.timer-display{font-size:2.6rem}.timer-controls button{padding:14px 0;font-size:var(--font-size-sm);max-width:100px}.mode-btn{font-size:var(--font-size-xs);padding:10px 2px}header h1{font-size:1.3rem}.stat-value{font-size:1.4rem}.task-text{font-size:var(--font-size-sm)}#todo-input{padding:14px}.form-row select{font-size:var(--font-size-sm);padding:10px 6px}}@media(max-width:360px){body{padding:6px}.card{padding:12px;border-radius:var(--radius-md)}.timer-display{font-size:2.2rem}.timer-controls{gap:6px}.timer-controls button{font-size:var(--font-size-sm);padding:12px 0}.mode-btn{font-size:.65rem;padding:8px 2px}.filter-btn{padding:6px 12px;font-size:.75rem}.stats-grid{flex-direction:column;gap:4px}.stat{display:flex;align-items:center;justify-content:space-between;padding:6px 0}.stat-value{font-size:1.2rem}.stat-label{font-size:var(--font-size-sm);margin-top:0}.auth-card{padding:28px 20px}}@media(min-width:600px){body{padding:var(--space-md) var(--space-lg)}.container{max-width:720px}}@media(min-width:768px){body{padding:var(--space-lg) var(--space-xl)}.container{max-width:960px;display:grid;grid-template-columns:1fr 1fr;gap:var(--space-md);align-items:stretch;grid-auto-flow:dense}.container header,.container .ad-banner-wrap,.container .onboarding-card,.container .quote-card,.container .subjects-card,.container .progress-card,.container footer{grid-column:1 / -1}.card{padding:var(--space-lg);min-height:180px;display:flex;flex-direction:column}.timer-card,.todo-card{grid-column:1}.container .sounds-card,.container .stats-card{grid-column:2}.quote-card,.onboarding-card,.subjects-card{min-height:0}.timer-display{font-size:3.2rem}.timer-controls button:hover{opacity:.85}#landing-screen{max-width:960px}.landing-hero{padding:64px var(--space-md) 48px}.landing-content h1{font-size:3rem}.landing-features{grid-template-columns:repeat(3,1fr);padding:0 var(--space-md) 40px}}.timer-subject-row{display:flex;align-items:center;justify-content:center;gap:var(--space-sm);margin-top:var(--space-sm);padding-top:var(--space-sm);border-top:1px solid var(--color-border-subtle)}.timer-subject-label{font-size:var(--font-size-xs);color:var(--color-text-muted)}.timer-subject-select{padding:6px 10px;border:1px solid var(--color-border);border-radius:var(--radius-sm);font-size:var(--font-size-sm);font-family:inherit;background:var(--color-surface);color:var(--color-text-main);cursor:pointer;touch-action:manipulation}.progress-card h2{margin-bottom:var(--space-md)}.progress-overview{display:flex;justify-content:space-around;text-align:center;padding:12px 0;margin-bottom:var(--space-md);background:var(--color-surface-subtle);border-radius:var(--radius-md)}.progress-stat{flex:1}.progress-stat-value{display:block;font-size:var(--font-size-xl);font-weight:700;color:var(--color-primary)}.progress-stat-label{display:block;font-size:var(--font-size-xs);color:var(--color-text-muted);margin-top:2px}.progress-section{margin-bottom:var(--space-md)}.progress-section:last-child{margin-bottom:0}.progress-section h3{font-size:var(--font-size-sm);color:var(--color-text-body);margin-bottom:10px;font-weight:600}.weekly-tracker-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px;flex-wrap:wrap;gap:8px}.weekly-tracker-header h3{margin:0}.weekly-tracker-summary{font-size:var(--font-size-xs);font-weight:600;color:var(--color-primary);background:var(--color-focus-ring);padding:4px 10px;border-radius:var(--radius-full)}.week-chart{display:flex;gap:8px;align-items:flex-end;height:120px;padding:10px var(--space-xs);background:var(--color-surface-subtle);border:1px solid var(--color-border);border-radius:var(--radius-lg);margin-bottom:10px}.week-bar-col{flex:1;display:flex;flex-direction:column;align-items:center;height:100%;position:relative}.week-bar-col.is-today{background:var(--color-focus-ring);border-radius:var(--radius-md);padding:2px}.week-bar-values{display:flex;gap:2px;font-size:.68rem;font-weight:700;min-height:16px;margin-bottom:2px}.val-focus{color:var(--color-primary)}.val-tasks{color:var(--color-secondary)}.week-bars{flex:1;width:100%;display:flex;gap:3px;align-items:flex-end}.week-bar{flex:1;min-height:4px;border-radius:4px 4px 0 0;transition:height .4s ease,transform var(--transition-fast)}.week-bar:hover{transform:scaleY(1.05)}.focus-bar{background:linear-gradient(180deg,#6366f1,#4f46e5)}.tasks-bar{background:linear-gradient(180deg,#34d399,#10b981)}.week-label{font-size:var(--font-size-xs);color:var(--color-text-main);font-weight:600;margin-top:4px;display:flex;align-items:center;gap:3px}.today-dot{width:6px;height:6px;border-radius:50%;background:var(--color-primary)}.week-legend{display:flex;gap:16px;justify-content:center;margin-top:var(--space-xs)}.legend-item{display:flex;align-items:center;gap:6px;font-size:var(--font-size-xs);font-weight:600;color:var(--color-text-muted)}.legend-dot{width:10px;height:10px;border-radius:3px}.legend-dot.focus{background:var(--color-primary)}.legend-dot.tasks{background:var(--color-secondary)}.subject-progress-list{display:flex;flex-direction:column;gap:10px}.subject-progress-row{display:flex;flex-direction:column;gap:4px}.subject-progress-header{display:flex;align-items:center;justify-content:space-between}.subject-progress-stats{font-size:var(--font-size-xs);color:var(--color-text-muted)}.subject-progress-bar-bg{height:6px;background:var(--color-border-subtle);border-radius:3px;overflow:hidden}.subject-progress-bar-fill{height:100%;border-radius:3px;transition:width .3s ease;min-width:2px}.subject-progress-bar-fill.Math{background:#1d4ed8}.subject-progress-bar-fill.Science{background:#15803d}.subject-progress-bar-fill.English{background:#be185d}.subject-progress-bar-fill.History{background:#b45309}.subject-progress-bar-fill.Other{background:#7c3aed}.progress-empty{font-size:var(--font-size-sm);color:var(--color-text-muted);text-align:center;padding:12px 0;line-height:1.5}@media(min-width:768px){.container .progress-card{grid-column:1 / -1}}.profile-screen{background:var(--color-surface);display:flex;align-items:center;justify-content:center}.profile-card{background:transparent;box-shadow:none;max-width:800px}.profile-grid{display:flex;justify-content:center;gap:var(--space-xl);flex-wrap:wrap;margin-top:var(--space-xl);margin-bottom:var(--space-2xl)}.profile-btn{display:flex;flex-direction:column;align-items:center;cursor:pointer;transition:transform var(--transition-fast)}.profile-btn:hover{transform:translateY(-8px) scale(1.05)}.profile-avatar{width:120px;height:120px;border-radius:var(--radius-md);font-size:4rem;display:flex;align-items:center;justify-content:center;background:var(--color-surface-muted);border:4px solid transparent;transition:border-color var(--transition-fast)}.profile-btn:hover .profile-avatar{border-color:var(--color-primary)}.profile-name{margin-top:var(--space-sm);font-size:var(--font-size-lg);font-weight:600;color:var(--color-text-muted);transition:color var(--transition-fast)}.profile-btn:hover .profile-name{color:var(--color-text-main)}.add-profile-btn .profile-avatar{font-size:3rem;color:var(--color-text-muted)}.header-profile{transition:opacity var(--transition-fast)}.header-profile:hover{opacity:.8}.profile-avatar-small{width:32px;height:32px;border-radius:var(--radius-sm);background:var(--color-surface-muted);display:flex;align-items:center;justify-content:center}.avatar-selector{display:flex;flex-wrap:wrap;gap:var(--space-sm);margin-top:var(--space-xs)}.avatar-option{font-size:2rem;width:60px;height:60px;border-radius:var(--radius-md);background:var(--color-surface-muted);border:3px solid transparent;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:border-color var(--transition-fast),transform var(--transition-fast)}.avatar-option:hover{transform:scale(1.1)}.avatar-option.selected{border-color:var(--color-primary);background:var(--color-focus-ring)}.onboarding-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:1000;background:#0000008c;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);display:flex;align-items:center;justify-content:center;padding:var(--space-md);animation:onboarding-fade-in .3s ease}@keyframes onboarding-fade-in{0%{opacity:0}to{opacity:1}}.onboarding-modal{background:var(--color-surface-glass);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.25);border-radius:var(--radius-xl);box-shadow:var(--shadow-lg),0 0 60px #4f46e526;width:100%;max-width:520px;max-height:90vh;display:flex;flex-direction:column;overflow:hidden;animation:onboarding-slide-up .35s cubic-bezier(.34,1.56,.64,1)}@keyframes onboarding-slide-up{0%{transform:translateY(32px) scale(.97);opacity:0}to{transform:translateY(0) scale(1);opacity:1}}.onboarding-header{padding:var(--space-md) var(--space-lg) var(--space-sm);display:flex;flex-direction:column;gap:var(--space-sm)}.onboarding-progress-bar{height:4px;background:var(--color-border-subtle);border-radius:var(--radius-full);overflow:hidden}.onboarding-progress-fill{height:100%;background:linear-gradient(90deg,var(--color-primary),var(--color-secondary));border-radius:var(--radius-full);transition:width .4s cubic-bezier(.4,0,.2,1)}.onboarding-step-labels{display:flex;gap:var(--space-sm);align-items:center}.onboarding-step-dot{width:26px;height:26px;border-radius:var(--radius-full);font-size:var(--font-size-xs);font-weight:700;display:flex;align-items:center;justify-content:center;background:var(--color-border-subtle);color:var(--color-text-muted);transition:background var(--transition-fast),color var(--transition-fast)}.onboarding-step-dot.active{background:var(--color-primary);color:#fff;box-shadow:0 0 0 3px var(--color-focus-ring)}.onboarding-step-dot.done{background:var(--color-secondary);color:#fff}.onboarding-skip-btn{align-self:flex-end;background:none;border:none;color:var(--color-text-muted);font-size:var(--font-size-sm);cursor:pointer;padding:2px 6px;border-radius:var(--radius-sm);transition:color var(--transition-fast);margin-top:-4px}.onboarding-skip-btn:hover{color:var(--color-text-main)}.onboarding-body{flex:1;overflow-y:auto;padding:var(--space-lg);scrollbar-width:thin}.onboarding-step{display:flex;flex-direction:column;align-items:center;text-align:center;gap:var(--space-md);animation:onboarding-step-in .25s ease}@keyframes onboarding-step-in{0%{opacity:0;transform:translate(16px)}to{opacity:1;transform:translate(0)}}.onboarding-hero-icon{font-size:4rem;line-height:1;margin-bottom:var(--space-xs);filter:drop-shadow(0 4px 12px rgba(79,70,229,.3))}.onboarding-title{font-size:var(--font-size-xl);font-weight:700;color:var(--color-text-main);line-height:1.2}.onboarding-desc{font-size:var(--font-size-md);color:var(--color-text-body);line-height:1.6;max-width:380px}.onboarding-note{font-size:var(--font-size-sm);color:var(--color-text-muted);line-height:1.5;max-width:360px}.onboarding-option-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-sm);width:100%}.onboarding-option-card{display:flex;flex-direction:column;gap:4px;padding:var(--space-md);border-radius:var(--radius-md);border:2px solid var(--color-border);background:var(--color-surface-subtle);cursor:pointer;text-align:left;transition:border-color var(--transition-fast),background var(--transition-fast),transform var(--transition-fast)}.onboarding-option-card:hover{border-color:var(--color-primary);background:var(--color-focus-ring);transform:translateY(-2px)}.onboarding-option-card.selected{border-color:var(--color-primary);background:var(--color-focus-ring);box-shadow:0 0 0 3px var(--color-focus-ring)}.onboarding-option-list{display:flex;flex-direction:column;gap:var(--space-sm);width:100%}.onboarding-option-row{display:flex;flex-direction:column;gap:3px;padding:var(--space-md) var(--space-lg);border-radius:var(--radius-md);border:2px solid var(--color-border);background:var(--color-surface-subtle);cursor:pointer;text-align:left;transition:border-color var(--transition-fast),background var(--transition-fast),transform var(--transition-fast)}.onboarding-option-row:hover{border-color:var(--color-primary);background:var(--color-focus-ring);transform:translate(4px)}.onboarding-option-row.selected{border-color:var(--color-primary);background:var(--color-focus-ring);box-shadow:0 0 0 3px var(--color-focus-ring)}.option-title{font-size:var(--font-size-md);font-weight:600;color:var(--color-text-main)}.option-sub{font-size:var(--font-size-sm);color:var(--color-text-muted)}.option-detail{font-size:var(--font-size-xs);color:var(--color-primary);font-weight:600;margin-top:2px}.onboarding-name-input{width:100%;max-width:320px;padding:12px var(--space-md);border-radius:var(--radius-md);border:2px solid var(--color-border);background:var(--color-surface-subtle);font-size:var(--font-size-lg);font-weight:500;color:var(--color-text-main);text-align:center;outline:none;transition:border-color var(--transition-fast),box-shadow var(--transition-fast)}.onboarding-name-input:focus{border-color:var(--color-primary);box-shadow:0 0 0 3px var(--color-focus-ring)}.onboarding-avatar-grid{display:flex;flex-wrap:wrap;gap:var(--space-sm);justify-content:center;max-width:360px}.onboarding-avatar-btn{font-size:1.8rem;width:52px;height:52px;border-radius:var(--radius-md);border:2px solid var(--color-border);background:var(--color-surface-subtle);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:border-color var(--transition-fast),transform var(--transition-fast),background var(--transition-fast)}.onboarding-avatar-btn:hover{transform:scale(1.15);border-color:var(--color-primary)}.onboarding-avatar-btn.selected{border-color:var(--color-primary);background:var(--color-focus-ring);box-shadow:0 0 0 3px var(--color-focus-ring)}.onboarding-summary-avatar{font-size:3.5rem;line-height:1;filter:drop-shadow(0 4px 12px rgba(79,70,229,.2))}.onboarding-summary-card{width:100%;max-width:360px;border-radius:var(--radius-md);border:1px solid var(--color-border);background:var(--color-surface-subtle);overflow:hidden}.summary-row{display:flex;justify-content:space-between;align-items:center;padding:10px var(--space-md);border-bottom:1px solid var(--color-border-subtle)}.summary-row:last-child{border-bottom:none}.summary-label{font-size:var(--font-size-sm);color:var(--color-text-muted);font-weight:500}.summary-value{font-size:var(--font-size-sm);color:var(--color-primary);font-weight:600}.onboarding-footer{padding:var(--space-md) var(--space-lg) var(--space-lg);display:flex;gap:var(--space-sm);border-top:1px solid var(--color-border-subtle)}.onboarding-back-btn{padding:12px var(--space-lg);border-radius:var(--radius-md);border:2px solid var(--color-border);background:transparent;color:var(--color-text-muted);font-size:var(--font-size-md);font-weight:600;cursor:pointer;transition:border-color var(--transition-fast),color var(--transition-fast)}.onboarding-back-btn:hover{border-color:var(--color-primary);color:var(--color-text-main)}.onboarding-next-btn{flex:1;padding:13px var(--space-lg);border-radius:var(--radius-md);border:none;background:linear-gradient(135deg,var(--color-primary),#7c3aed);color:#fff;font-size:var(--font-size-md);font-weight:700;cursor:pointer;transition:opacity var(--transition-fast),transform var(--transition-fast),box-shadow var(--transition-fast);box-shadow:0 4px 16px #4f46e559}.onboarding-next-btn:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 6px 24px #4f46e573}.onboarding-next-btn:disabled{opacity:.45;cursor:not-allowed;transform:none}@media(max-width:600px){.onboarding-overlay{align-items:flex-end;padding:0}.onboarding-modal{max-width:100%;border-radius:var(--radius-xl) var(--radius-xl) 0 0;max-height:92vh;animation:onboarding-sheet-up .35s cubic-bezier(.34,1.56,.64,1)}@keyframes onboarding-sheet-up{0%{transform:translateY(100%)}to{transform:translateY(0)}}.onboarding-option-grid{grid-template-columns:1fr}.onboarding-title{font-size:var(--font-size-lg)}}[data-theme=dark] .onboarding-modal{background:#1e1b4bf2;border-color:#6366f14d}[data-theme=dark] .onboarding-option-card,[data-theme=dark] .onboarding-option-row{background:var(--color-surface-muted)}[data-theme=dark] .onboarding-option-card.selected,[data-theme=dark] .onboarding-option-row.selected{background:#4f46e533}.stats-ring-wrapper{display:flex;flex-direction:column;align-items:center;gap:var(--space-sm);margin:var(--space-md) 0}.stats-ring-svg{transform:rotate(-90deg);filter:drop-shadow(0 2px 8px rgba(79,70,229,.2))}.stats-ring-track{fill:none;stroke:var(--color-border-subtle);stroke-width:10}.stats-ring-fill{fill:none;stroke-width:10;stroke-linecap:round;stroke:url(#ringGradient);transition:stroke-dashoffset .6s cubic-bezier(.4,0,.2,1)}.stats-ring-center{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);display:flex;flex-direction:column;align-items:center;line-height:1}.stats-ring-relative{position:relative;display:inline-flex;align-items:center;justify-content:center}.stats-ring-pct{font-size:1.5rem;font-weight:800;color:var(--color-primary);line-height:1}.stats-ring-label{font-size:var(--font-size-xs);color:var(--color-text-muted);font-weight:600}.stats-goal-editor{display:flex;align-items:center;gap:var(--space-sm);margin-top:2px}.stats-goal-editor label{font-size:var(--font-size-sm);color:var(--color-text-muted);white-space:nowrap}.stats-goal-input{width:70px;padding:4px 8px;border-radius:var(--radius-sm);border:1px solid var(--color-border);background:var(--color-surface-subtle);font-size:var(--font-size-sm);color:var(--color-text-main);text-align:center;outline:none}.stats-goal-input:focus{border-color:var(--color-primary);box-shadow:0 0 0 2px var(--color-focus-ring)}.stats-celebration{display:flex;align-items:center;gap:var(--space-sm);padding:10px var(--space-md);border-radius:var(--radius-md);background:linear-gradient(135deg,#10b9811f,#05966914);border:1px solid rgba(16,185,129,.3);animation:celebration-pulse 1.5s ease infinite}@keyframes celebration-pulse{0%,to{transform:scale(1)}50%{transform:scale(1.01)}}.stats-celebration-icon{font-size:1.5rem}.stats-celebration-text{font-size:var(--font-size-sm);font-weight:600;color:var(--color-secondary)}.deadline-card h2{margin-bottom:var(--space-md)}.deadline-empty{text-align:center;color:var(--color-text-muted);font-size:var(--font-size-sm);padding:var(--space-lg) 0}.deadline-list{display:flex;flex-direction:column;gap:var(--space-sm)}.deadline-item{display:flex;align-items:center;gap:var(--space-md);padding:10px var(--space-md);border-radius:var(--radius-md);background:var(--color-surface-subtle);border:1px solid var(--color-border-subtle);transition:background var(--transition-fast)}.deadline-item:hover{background:var(--color-surface-muted)}.deadline-urgency-badge{font-size:1.2rem;flex-shrink:0}.deadline-item-text{flex:1;font-size:var(--font-size-md);font-weight:500;color:var(--color-text-main)}.deadline-item-text.done{text-decoration:line-through;color:var(--color-text-muted)}.deadline-item-meta{display:flex;flex-direction:column;align-items:flex-end;gap:2px;flex-shrink:0}.deadline-days-badge{font-size:var(--font-size-xs);font-weight:700;padding:2px 8px;border-radius:var(--radius-full)}.deadline-days-badge.overdue{background:#ef44441f;color:var(--color-danger)}.deadline-days-badge.urgent{background:#f59e0b26;color:var(--color-accent)}.deadline-days-badge.upcoming{background:#10b9811a;color:var(--color-secondary)}.deadline-date-text{font-size:var(--font-size-xs);color:var(--color-text-muted)}.parked-thoughts-section{margin-top:var(--space-md);border-top:1px solid var(--color-border-subtle);padding-top:var(--space-md)}.parked-thoughts-toggle{background:none;border:1px dashed var(--color-border);color:var(--color-text-muted);font-size:var(--font-size-sm);padding:8px var(--space-md);border-radius:var(--radius-md);cursor:pointer;width:100%;text-align:left;transition:border-color var(--transition-fast),color var(--transition-fast)}.parked-thoughts-toggle:hover{border-color:var(--color-primary);color:var(--color-text-main)}.parked-thoughts-input-row{display:flex;gap:var(--space-sm);margin-top:var(--space-sm)}.parked-thoughts-input{flex:1;padding:8px var(--space-md);border-radius:var(--radius-sm);border:1px solid var(--color-border);background:var(--color-surface-subtle);font-size:var(--font-size-sm);color:var(--color-text-main);outline:none}.parked-thoughts-input:focus{border-color:var(--color-primary);box-shadow:0 0 0 2px var(--color-focus-ring)}.parked-thoughts-add-btn{padding:8px 14px;border-radius:var(--radius-sm);border:none;background:var(--color-primary);color:#fff;font-size:var(--font-size-sm);font-weight:600;cursor:pointer;transition:background var(--transition-fast)}.parked-thoughts-add-btn:hover{background:var(--color-primary-hover)}.parked-thoughts-list{list-style:none;margin-top:var(--space-sm);display:flex;flex-direction:column;gap:4px}.parked-thought-item{display:flex;align-items:center;gap:var(--space-sm);padding:6px var(--space-sm);border-radius:var(--radius-sm);background:var(--color-surface-muted);font-size:var(--font-size-sm);color:var(--color-text-body)}.parked-thought-dot{width:6px;height:6px;border-radius:var(--radius-full);background:var(--color-accent);flex-shrink:0}.parked-thought-text{flex:1}.parked-thought-remove{background:none;border:none;color:var(--color-text-muted);font-size:.9rem;cursor:pointer;padding:0 2px;line-height:1}.parked-convert-banner{margin-top:var(--space-md);padding:var(--space-md);border-radius:var(--radius-md);background:linear-gradient(135deg,#f59e0b1a,#4f46e514);border:1px solid rgba(245,158,11,.25)}.parked-convert-title{font-size:var(--font-size-sm);font-weight:600;color:var(--color-text-main);margin-bottom:var(--space-sm)}.parked-convert-actions{display:flex;gap:var(--space-sm);margin-top:var(--space-sm)}.parked-convert-btn{padding:7px var(--space-md);border-radius:var(--radius-sm);border:none;font-size:var(--font-size-sm);font-weight:600;cursor:pointer;transition:opacity var(--transition-fast)}.parked-convert-btn.primary{background:var(--color-primary);color:#fff}.parked-convert-btn.secondary{background:var(--color-surface-muted);color:var(--color-text-muted)}.parked-convert-btn:hover{opacity:.85}.pomodoro-badge{font-size:var(--font-size-xs);font-weight:600;padding:2px 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6px;border-radius:var(--radius-full);background:var(--color-surface-muted);color:var(--color-text-muted);white-space:nowrap;flex-shrink:0}.due-date-badge.overdue{background:#ef44441f;color:var(--color-danger)}.due-date-badge.urgent{background:#f59e0b26;color:var(--color-accent)}.weekly-subject-chart{display:flex;flex-direction:column;gap:var(--space-sm)}.weekly-subject-bar-row{display:flex;align-items:center;gap:var(--space-sm)}.weekly-subject-bar-label{min-width:90px;font-size:var(--font-size-sm);font-weight:500;color:var(--color-text-body);text-align:right}.weekly-subject-bar-bg{flex:1;height:10px;background:var(--color-border-subtle);border-radius:var(--radius-full);overflow:hidden}.weekly-subject-bar-fill{height:100%;border-radius:var(--radius-full);background:linear-gradient(90deg,var(--color-primary),var(--color-secondary));transition:width .5s ease-out}.weekly-subject-pct{min-width:36px;font-size:var(--font-size-xs);font-weight:600;color:var(--color-text-muted);text-align:right}.timer-linked-task-banner{display:flex;align-items:center;gap:var(--space-sm);padding:8px var(--space-md);border-radius:var(--radius-md);background:linear-gradient(135deg,#4f46e51a,#10b98112);border:1px solid rgba(79,70,229,.25);margin-top:var(--space-sm);animation:link-pulse 2s ease infinite}@keyframes link-pulse{0%,to{border-color:#4f46e540}50%{border-color:#4f46e58c}}.linked-task-icon{font-size:1rem;flex-shrink:0}.linked-task-text{flex:1;font-size:var(--font-size-sm);font-weight:600;color:var(--color-primary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.linked-task-clear{background:none;border:none;color:var(--color-text-muted);font-size:.85rem;cursor:pointer;padding:2px 4px;border-radius:var(--radius-sm);flex-shrink:0;transition:color var(--transition-fast)}.linked-task-clear:hover{color:var(--color-danger)}.todo-quick-start-btn.active{border-color:var(--color-primary);color:var(--color-primary);background:var(--color-focus-ring);font-weight:700}.todo-item-container.linked-to-timer{outline:2px solid rgba(79,70,229,.35);border-radius:var(--radius-md);background:#4f46e50a}.onboarding-section-label{display:block;font-size:var(--font-size-sm);font-weight:600;color:var(--color-text-main);margin-bottom:8px}.onboarding-sound-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(110px,1fr));gap:12px;margin-top:12px}.onboarding-sound-btn{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;padding:20px 14px;border-radius:var(--radius-lg);border:1px solid var(--color-border);background:var(--color-surface);color:var(--color-text-main);cursor:pointer;transition:all var(--transition-fast)}.onboarding-sound-btn:hover{border-color:var(--color-primary);background:var(--color-focus-ring);transform:translateY(-2px)}.onboarding-sound-btn.selected{border-color:var(--color-primary);background:var(--color-focus-ring);box-shadow:0 0 0 2px var(--color-primary),var(--shadow-md)}.onboarding-sound-btn .sound-icon{font-size:2.2rem}.onboarding-sound-btn .sound-name{font-size:var(--font-size-sm);font-weight:600;color:var(--color-text-main)}.onboarding-template-bar{display:flex;gap:8px;margin-bottom:12px;flex-wrap:wrap}.template-chip{padding:6px 14px;border-radius:var(--radius-full);border:1px solid var(--color-border);background:var(--color-surface-subtle);color:var(--color-text-main);font-size:var(--font-size-xs);font-weight:600;cursor:pointer;transition:all var(--transition-fast)}.template-chip:hover{border-color:var(--color-primary);background:var(--color-surface-muted)}.template-chip.selected{background:var(--color-primary);color:#fff;border-color:var(--color-primary);box-shadow:0 2px 8px #4f46e54d}.onboarding-subject-chips{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:12px}.subject-pill{display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:var(--radius-full);background:var(--color-surface-muted);border:1px solid var(--color-border);font-size:var(--font-size-xs);font-weight:600;color:var(--color-text-main)}.pill-remove{background:none;border:none;color:var(--color-text-muted);cursor:pointer;font-size:.85rem;padding:0;display:flex;align-items:center}.pill-remove:hover{color:var(--color-danger)}.onboarding-add-subject-form{display:flex;gap:6px;margin-bottom:12px}.onboarding-add-subject-form input{flex:1;padding:8px 14px;border-radius:var(--radius-md);border:1px solid var(--color-border);background:var(--color-surface);color:var(--color-text-main);font-size:var(--font-size-sm)}.onboarding-add-subject-form input::placeholder{color:var(--color-text-muted)}.onboarding-add-subject-form button{padding:8px 16px;border-radius:var(--radius-md);background:var(--color-primary);color:#fff;border:none;font-weight:600;cursor:pointer;font-size:var(--font-size-sm)}.onboarding-starter-tasks{display:flex;flex-direction:column;gap:8px}.starter-task-row{display:flex;align-items:center;gap:10px;padding:10px 14px;border-radius:var(--radius-md);background:var(--color-surface);border:1px solid var(--color-border);font-size:var(--font-size-sm);color:var(--color-text-main);cursor:pointer;transition:all var(--transition-fast)}.starter-task-row:hover{border-color:var(--color-primary)}.starter-task-row span{color:var(--color-text-main);font-weight:500}.starter-task-row input[type=checkbox]{accent-color:var(--color-primary);width:16px;height:16px}.tour-backdrop-dim{position:fixed;top:0;right:0;bottom:0;left:0;z-index:99800!important;background:#0b0f19a6;pointer-events:auto;animation:tour-fade-in .3s ease}.tour-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:99800!important;background:#0b0f19a6;pointer-events:auto;display:flex;align-items:flex-end;justify-content:center;padding:24px;animation:tour-fade-in .3s ease}@keyframes tour-fade-in{0%{opacity:0}to{opacity:1}}.tour-tooltip-card{position:fixed!important;bottom:32px!important;left:50%!important;transform:translate(-50%)!important;z-index:999999!important;pointer-events:auto!important;background:var(--color-surface)!important;border:2px solid var(--color-primary)!important;border-radius:var(--radius-xl)!important;padding:24px 28px!important;max-width:540px!important;width:92%!important;box-shadow:0 25px 65px #00000080,0 0 30px #4f46e559!important;animation:tour-slide-up .3s ease}@keyframes tour-slide-up{0%{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}.tour-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}.tour-step-badge{font-size:var(--font-size-xs);font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--color-primary);background:var(--color-focus-ring);padding:2px 8px;border-radius:var(--radius-full)}.tour-close-btn{background:none;border:none;color:var(--color-text-muted);font-size:var(--font-size-xs);cursor:pointer}.tour-title{margin:0 0 6px;font-size:1.1rem;color:var(--color-text-main)}.tour-text{margin:0 0 16px;font-size:var(--font-size-sm);color:var(--color-text-muted);line-height:1.5}.tour-actions{display:flex;justify-content:flex-end;gap:10px}.tour-btn{padding:8px 16px;border-radius:var(--radius-md);font-size:var(--font-size-sm);font-weight:600;cursor:pointer}.tour-btn.primary{background:var(--color-primary);color:#fff;border:none}.tour-btn.secondary{background:var(--color-surface);border:1px solid var(--color-border);color:var(--color-text-main)}.tour-highlight{position:relative!important;z-index:99900!important;box-shadow:0 0 0 4px var(--color-primary),0 12px 36px #4f46e559!important;transition:all .3s ease}