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var(--border-subtle);border-radius:var(--radius-md);width:100%;color:var(--text-primary);transition:border-color var(--duration-fast);padding:12px 16px;font-size:14px}.form-input:focus{border-color:var(--green-500);box-shadow:0 0 0 3px #10b9811a}.form-input::placeholder{color:var(--text-muted)}.form-textarea{background:var(--bg-input);border:1px solid var(--border-subtle);border-radius:var(--radius-md);width:100%;color:var(--text-primary);resize:vertical;min-height:100px;transition:border-color var(--duration-fast);padding:12px 16px;font-family:Poppins,sans-serif;font-size:14px}.form-textarea:focus{border-color:var(--green-500);box-shadow:0 0 0 3px #10b9811a}.form-textarea::placeholder{color:var(--text-muted)}.form-select{background:var(--bg-input);border:1px solid var(--border-subtle);border-radius:var(--radius-md);width:100%;color:var(--text-primary);appearance:none;cursor:pointer;padding:12px 16px;font-size:14px}.form-select option{background:var(--bg-secondary)}.btn-primary{background:var(--gradient-primary);color:#fff;border-radius:var(--radius-md);width:100%;transition:all var(--duration-fast);cursor:pointer;box-shadow:var(--shadow-green);padding:14px;font-size:15px;font-weight:600}.btn-primary:active{opacity:.9;transform:scale(.98)}.btn-secondary{background:var(--bg-card);border:1px solid var(--border-subtle);color:var(--text-primary);border-radius:var(--radius-md);transition:all var(--duration-fast);cursor:pointer;padding:10px 20px;font-size:13px;font-weight:600}.btn-secondary:active{transform:scale(.97)}.btn-danger{background:var(--accent-red-bg);width:100%;color:var(--accent-red);border-radius:var(--radius-md);transition:all var(--duration-fast);cursor:pointer;border:1px solid #ef444426;padding:14px;font-size:15px;font-weight:600}.btn-danger:active{transform:scale(.98)}.priority-select{gap:8px;display:flex}.priority-option{text-align:center;border-radius:var(--radius-sm);border:1px solid var(--border-subtle);cursor:pointer;transition:all var(--duration-fast);background:var(--bg-card);flex:1;justify-content:center;align-items:center;gap:4px;padding:10px;font-size:12px;font-weight:600;display:flex}.priority-option:before{content:"";border-radius:50%;width:8px;height:8px}.priority-option.high:before{background:var(--accent-red)}.priority-option.medium:before{background:var(--accent-orange)}.priority-option.low:before{background:var(--green-500)}.priority-option.high.selected{background:var(--accent-red-bg);border-color:var(--accent-red);color:var(--accent-red)}.priority-option.medium.selected{background:var(--accent-orange-bg);border-color:var(--accent-orange);color:var(--accent-orange)}.priority-option.low.selected{border-color:var(--green-500);color:var(--green-600);background:#10b98114}.profile-header{text-align:center;padding:24px 0}.profile-avatar{background:var(--gradient-primary);width:72px;height:72px;box-shadow:var(--shadow-green);border-radius:50%;justify-content:center;align-items:center;margin:0 auto 12px;font-size:28px;display:flex}.profile-name{color:var(--text-primary);font-size:20px;font-weight:700}.profile-exam{color:var(--green-600);margin-top:4px;font-size:13px;font-weight:600}.stats-grid{grid-template-columns:repeat(2,1fr);gap:10px;margin-top:16px;display:grid}.stat-card{text-align:center;padding:16px}.stat-value{font-family:Poppins,sans-serif;font-size:24px;font-weight:700}.stat-label{color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px;margin-top:4px;font-size:11px;font-weight:600}.exam-select-cards{flex-direction:column;gap:10px;display:flex}.exam-select-card{border-radius:var(--card-radius);background:var(--bg-card);border:1px solid var(--border-subtle);cursor:pointer;box-shadow:var(--shadow-xs);transition:all var(--duration-normal) var(--ease-out);align-items:center;gap:14px;padding:16px;display:flex}.exam-select-card.selected{border-color:var(--green-500);background:var(--green-50)}.exam-select-card:active{transform:scale(.98)}.exam-radio{border:2px solid var(--border-light);width:22px;height:22px;transition:all var(--duration-fast);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;display:flex}.exam-radio.selected{border-color:var(--green-500)}.exam-radio.selected:after{content:"";background:var(--green-500);border-radius:50%;width:12px;height:12px}.exam-select-name{color:var(--text-primary);font-size:15px;font-weight:600}.exam-select-desc{color:var(--text-secondary);font-size:12px}.streak-banner{border-radius:var(--card-radius);background:var(--accent-orange-light);box-shadow:var(--shadow-xs);border:1px solid 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p{color:var(--text-secondary);font-size:12px}.countdown-days{text-align:center}.countdown-number{color:var(--accent-orange);font-family:Poppins,sans-serif;font-size:32px;font-weight:800}.countdown-label{color:var(--text-secondary);text-transform:uppercase;letter-spacing:1px;font-size:10px;font-weight:600}.search-bar{background:var(--bg-input);border:1px solid var(--border-subtle);border-radius:var(--radius-full);transition:border-color var(--duration-fast);align-items:center;gap:10px;margin-bottom:16px;padding:10px 14px;display:flex}.search-bar:focus-within{border-color:var(--green-500)}.search-bar svg{width:18px;height:18px;color:var(--text-muted);flex-shrink:0}.search-bar input{color:var(--text-primary);flex:1;font-size:14px}.search-bar input::placeholder{color:var(--text-muted)}.sub-tabs{scrollbar-width:none;gap:6px;margin-bottom:20px;padding-bottom:4px;display:flex;overflow-x:auto}.sub-tabs::-webkit-scrollbar{display:none}.sub-tab{border-radius:var(--radius-full);background:var(--bg-card);border:1px solid var(--border-subtle);white-space:nowrap;transition:all var(--duration-normal) var(--ease-out);color:var(--text-secondary);cursor:pointer;box-shadow:var(--shadow-xs);padding:8px 16px;font-size:12px;font-weight:600}.sub-tab.active{background:var(--gradient-primary);color:#fff;box-shadow:var(--shadow-green);border-color:#0000}.sub-tab:active{transform:scale(.95)}.empty-state{text-align:center;padding:48px 24px}.empty-state-icon{opacity:.5;margin-bottom:16px;font-size:48px}.empty-state-title{color:var(--text-secondary);margin-bottom:4px;font-size:16px;font-weight:600}.empty-state-desc{color:var(--text-muted);font-size:13px}.settings-item{border-radius:var(--card-radius);background:var(--bg-card);border:1px solid var(--border-subtle);cursor:pointer;box-shadow:var(--shadow-xs);transition:all var(--duration-fast);justify-content:space-between;align-items:center;margin-bottom:8px;padding:14px 16px;display:flex}.settings-item:active{background:var(--bg-card-hover)}.settings-item-left{align-items:center;gap:12px;display:flex}.settings-item-icon{border-radius:var(--radius-sm);justify-content:center;align-items:center;width:38px;height:38px;font-size:16px;display:flex}.settings-item-title{color:var(--text-primary);font-size:14px;font-weight:500}.settings-item-subtitle{color:var(--text-secondary);font-size:12px}.note-view-title{color:var(--text-primary);margin-bottom:4px;font-size:20px;font-weight:700}.note-view-date{color:var(--text-muted);align-items:center;margin-bottom:16px;font-size:12px;display:flex}.note-view-content{color:var(--text-secondary);white-space:pre-wrap;font-size:14px;line-height:1.7}.note-actions{gap:8px;margin-top:20px;display:flex}.note-actions button{flex:1}.dashboard-grid{grid-template-columns:repeat(2,1fr);gap:12px;display:grid}.dash-card{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);transition:all var(--duration-normal) var(--ease-out);flex-direction:column;padding:16px;display:flex}.dash-card:hover{box-shadow:var(--shadow-sm);border-color:var(--border-light)}.dash-icon{border-radius:var(--radius-sm);justify-content:center;align-items:center;width:32px;height:32px;margin-bottom:12px;display:flex}.dash-value{color:var(--text-primary);font-family:Poppins,sans-serif;font-size:20px;font-weight:700;line-height:1.2}.dash-label{color:var(--text-secondary);margin-top:4px;font-size:11px;font-weight:500}.calendar-grid{text-align:center;grid-template-columns:repeat(7,1fr);gap:8px 4px;display:grid}.cal-day-header{color:var(--text-muted);text-transform:uppercase;margin-bottom:8px;font-size:10px;font-weight:700}.cal-cell{justify-content:center;align-items:center;height:44px;display:flex}.cal-date-wrapper{border-radius:8px;flex-direction:column;justify-content:center;align-items:center;width:36px;height:36px;display:flex;position:relative}.cal-date-wrapper.today{background:var(--green-50)}.cal-date{color:var(--text-primary);font-size:14px;font-weight:600}.cal-date.upcoming{color:var(--text-muted);opacity:.5}.cal-dot{border-radius:50%;width:4px;height:4px;position:absolute;bottom:4px}.cal-dot.delivered{background:var(--green-500)}.cal-dot.absent{background:var(--accent-red)}.cal-legend{border-top:1px solid var(--border-subtle);justify-content:center;gap:16px;margin-top:20px;padding-top:16px;display:flex}.cal-legend-item{color:var(--text-secondary);align-items:center;gap:6px;font-size:11px;font-weight:500;display:flex}.activity-ladder{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);flex-direction:column;padding:20px 16px;display:flex}.activity-item{gap:16px;padding-bottom:24px;display:flex;position:relative}.activity-item:last-child{padding-bottom:0}.act-line{background:var(--border-subtle);width:2px;position:absolute;top:32px;bottom:0;left:14px}.act-icon-wrapper{z-index:2;border:2px solid var(--bg-card);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:30px;height:30px;display:flex;position:relative}.act-content{flex:1;padding-top:4px}.act-desc{color:var(--text-primary);margin-bottom:2px;font-size:13px;font-weight:600}.act-time{color:var(--text-secondary);font-size:11px}@media (width>=481px){.app-container{border-left:1px solid var(--border-subtle);border-right:1px solid var(--border-subtle);box-shadow:var(--shadow-lg)}}@media (width<=350px){.digital-clock{font-size:40px}.quick-actions-grid{gap:8px}.stopwatch-time{font-size:40px}}.mt-8{margin-top:8px}.mt-16{margin-top:16px}.mt-24{margin-top:24px}.mb-8{margin-bottom:8px}.mb-16{margin-bottom:16px}.mb-24{margin-bottom:24px}.text-center{text-align:center}.flex-center{justify-content:center;align-items:center;display:flex}