#app{min-height:100vh}*{margin:0;padding:0;box-sizing:border-box}:root{--primary-color: #10b981;--primary-dark: #059669;--bg-color: #f9fafb;--card-bg: #ffffff;--text-primary: #111827;--text-secondary: #6b7280;--border-color: #e5e7eb;--success-color: #10b981;--danger-color: #ef4444;--shadow: 0 1px 3px 0 rgba(0, 0, 0, .1), 0 1px 2px 0 rgba(0, 0, 0, .06);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05)}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background:linear-gradient(180deg,#f9fafb,#edf5ff,#f9fafb),radial-gradient(ellipse at top left,rgba(16,185,129,.08) 0%,transparent 50%),radial-gradient(ellipse at top right,rgba(59,130,246,.08) 0%,transparent 50%);background-attachment:fixed;color:var(--text-primary);line-height:1.6;padding-bottom:80px;min-height:100vh;animation:fadeIn .6s ease-in}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes scaleIn{0%{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.05)}}@keyframes shimmer{0%{background-position:-1000px 0}to{background-position:1000px 0}}.container{max-width:800px;margin:0 auto;padding:20px;animation:slideUp .5s ease-out}.section-block{margin-bottom:24px}.section-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.section-title{font-size:16px;font-weight:600;color:var(--text-primary)}.section-subtitle{font-size:12px;color:var(--text-secondary)}.section-actions{display:flex;align-items:center;gap:8px}.section-toggle-btn{padding:4px 8px;font-size:12px;border-radius:999px;border:1px solid var(--border-color);background:var(--bg-color);color:var(--text-secondary);cursor:pointer;transition:all .2s ease}.section-toggle-btn:hover{border-color:var(--primary-color);color:var(--primary-color)}.archived-section.collapsed .archived-habits{display:none}.header{margin-bottom:32px;padding:24px;background:linear-gradient(135deg,#fff,#f0fdf4,#fff);border-radius:20px;box-shadow:0 4px 12px #0000000d,0 0 0 1px #10b98114;border:1px solid rgba(16,185,129,.08);position:relative;overflow:hidden;animation:scaleIn .6s ease-out}.header:before{content:"";position:absolute;top:-50%;right:-50%;width:200%;height:200%;background:radial-gradient(circle,rgba(16,185,129,.03) 0%,transparent 70%);animation:pulse 8s ease-in-out infinite;pointer-events:none}.header h1{font-size:32px;font-weight:800;margin-bottom:12px;color:var(--text-primary);background:linear-gradient(135deg,#10b981,#059669);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;letter-spacing:-.5px}.app-intro{margin-bottom:20px}.app-intro-text{font-size:15px;color:var(--text-secondary);margin-bottom:16px;line-height:1.6;font-weight:400}.app-tags{display:flex;flex-wrap:wrap;gap:10px}.app-tag{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;font-size:13px;color:#059669;background:linear-gradient(135deg,#10b9811f,#10b98114);border-radius:20px;white-space:nowrap;border:1px solid rgba(16,185,129,.15);transition:all .2s ease;font-weight:500}.app-tag:hover{background:linear-gradient(135deg,#10b9812e,#10b9811f);transform:translateY(-1px);box-shadow:0 2px 6px #10b98126}.stats-bar{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:16px;margin-top:20px}.stat-item{background:linear-gradient(135deg,#fff,#f8fafc);padding:20px;border-radius:16px;box-shadow:0 2px 8px #0000000f;text-align:center;border:1px solid rgba(16,185,129,.08);transition:all .3s ease;position:relative;overflow:hidden}.stat-item:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,#10b981,#059669);opacity:0;transition:opacity .3s ease}.stat-item:hover{transform:translateY(-4px);box-shadow:0 8px 16px #10b98126;border-color:#10b98133}.stat-item:hover:before{opacity:1}.stat-label{display:block;font-size:13px;color:var(--text-secondary);margin-bottom:10px;font-weight:500;letter-spacing:.3px}.stat-value{display:block;font-size:28px;font-weight:800;background:linear-gradient(135deg,#10b981,#059669);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;line-height:1.2}.habits-container{display:flex;flex-direction:column;gap:15px}.habit-card{background:var(--card-bg);border-radius:12px;padding:20px;box-shadow:var(--shadow);transition:all .3s ease;cursor:pointer;border:2px solid transparent}.habit-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}.habit-card.completed{border-color:var(--habit-color, var(--success-color));background:linear-gradient(135deg,#fff,#f0fdf4)}.habit-card.archived{opacity:.85;border-style:dashed;border-color:var(--habit-color, var(--border-color));box-shadow:none;background:#f9fafb}.habit-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:15px}.habit-info{display:flex;align-items:center;gap:12px;flex:1}.habit-emoji{font-size:32px;width:48px;height:48px;display:flex;align-items:center;justify-content:center;border-radius:12px;background:linear-gradient(135deg,var(--bg-color) 0%,rgba(16,185,129,.05) 100%);transition:all .3s ease;position:relative;overflow:hidden}.habit-emoji:before{content:"";position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(circle,rgba(16,185,129,.1) 0%,transparent 70%);opacity:0;transition:opacity .3s ease}.habit-card:hover .habit-emoji:before{opacity:1}.habit-card:hover .habit-emoji{transform:scale(1.1) rotate(5deg);box-shadow:0 4px 12px #10b98133}.habit-details{flex:1}.habit-name{font-size:18px;font-weight:600;margin-bottom:4px;color:var(--text-primary)}.habit-streak{font-size:14px;color:var(--text-secondary)}.habit-meta{font-size:12px;color:var(--text-secondary)}.habit-badge{font-size:11px;color:var(--text-secondary);background:var(--bg-color);border-radius:999px;padding:4px 8px}.habit-streak strong{color:var(--habit-color, var(--primary-color));font-weight:700}.checkbox-wrapper{position:relative}.habit-checkbox{width:48px;height:48px;border-radius:12px;border:3px solid var(--border-color);background:var(--card-bg);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .4s cubic-bezier(.34,1.56,.64,1);position:relative;overflow:hidden}.habit-checkbox:before{content:"";position:absolute;top:50%;left:50%;width:0;height:0;border-radius:50%;background:#10b98133;transform:translate(-50%,-50%);transition:width .4s,height .4s}.habit-checkbox:hover{border-color:var(--habit-color, var(--primary-color));transform:scale(1.1) rotate(5deg);box-shadow:0 4px 12px #10b9814d}.habit-checkbox:hover:before{width:100px;height:100px}.habit-checkbox.checked{background:linear-gradient(135deg,var(--habit-color, var(--success-color)) 0%,var(--primary-dark) 100%);border-color:var(--habit-color, var(--success-color));transform:scale(1.1);box-shadow:0 4px 16px #10b98166;animation:checkPulse .6s ease-out}@keyframes checkPulse{0%{transform:scale(1.1);box-shadow:0 4px 16px #10b98166}50%{transform:scale(1.2);box-shadow:0 0 0 8px #10b98133}to{transform:scale(1.1);box-shadow:0 4px 16px #10b98166}}.habit-checkbox.checked:after{content:"✓";color:#fff;font-size:24px;font-weight:700;animation:checkMark .4s cubic-bezier(.34,1.56,.64,1)}@keyframes checkMark{0%{transform:scale(0) rotate(-180deg);opacity:0}to{transform:scale(1) rotate(0);opacity:1}}.heatmap-preview{margin-top:15px;padding-top:15px;border-top:1px solid var(--border-color)}.heatmap-preview-title{font-size:12px;color:var(--text-secondary);margin-bottom:8px;text-transform:uppercase;letter-spacing:.5px}.heatmap-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(12px,1fr));gap:4px;max-width:100%}.heatmap-day{width:12px;height:12px;border-radius:3px;background:var(--border-color);transition:all .3s cubic-bezier(.4,0,.2,1);cursor:pointer;position:relative}.heatmap-day:hover{transform:scale(1.3);z-index:10;box-shadow:0 2px 8px #0003}.heatmap-day.completed{background:var(--habit-color, var(--success-color))}.heatmap-day.completed.level-1{background:#86efac}.heatmap-day.completed.level-2{background:#4ade80}.heatmap-day.completed.level-3{background:var(--habit-color, #22c55e)}.heatmap-day.completed.level-4{background:#16a34a}.heatmap-day.today{border:1px solid var(--primary-color)}.fab{position:fixed;bottom:100px;right:20px;width:56px;height:56px;border-radius:50%;background:linear-gradient(135deg,var(--primary-color) 0%,var(--primary-dark) 100%);color:#fff;border:none;box-shadow:0 4px 12px #10b98166,0 0 0 4px #10b9811a;transition:all .3s cubic-bezier(.4,0,.2,1);animation:scaleIn .5s ease-out .3s backwards;box-shadow:var(--shadow-lg);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .3s ease;z-index:100}.fab:hover{background:linear-gradient(135deg,var(--primary-dark) 0%,var(--primary-color) 100%);transform:scale(1.1) rotate(90deg);box-shadow:0 6px 20px #10b98180,0 0 0 6px #10b98126}.fab:active{transform:scale(.95) rotate(90deg);box-shadow:0 2px 8px #10b9814d}.user-bar{display:flex;justify-content:space-between;align-items:center;padding:14px 20px;background:linear-gradient(135deg,#fff,#f8fafc);border-radius:16px;margin-bottom:24px;box-shadow:0 2px 8px #0000000f;border:1px solid rgba(16,185,129,.1)}.user-bar #user-info{font-size:15px;color:var(--text-primary);font-weight:600;display:flex;align-items:center;gap:8px}.user-bar #user-info:before{content:"👤";font-size:18px}.btn-small{padding:6px 12px!important;font-size:12px!important;font-weight:500!important;border-radius:6px!important;transition:all .2s ease;min-width:auto;line-height:1.2}.btn-small:hover{transform:translateY(-1px);box-shadow:0 2px 6px #0000001a;opacity:.9}.logout-btn{width:36px;height:36px;padding:0;display:flex;align-items:center;justify-content:center;border:1.5px solid var(--border-color);border-radius:8px;background:var(--card-bg);color:var(--text-secondary);cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden}.logout-btn:before{content:"";position:absolute;top:50%;left:50%;width:0;height:0;border-radius:50%;background:#ef44441a;transform:translate(-50%,-50%);transition:width .3s,height .3s}.logout-btn:hover{border-color:#ef4444;color:#ef4444;background:#ef44440d;transform:translateY(-2px);box-shadow:0 4px 8px #ef444426}.logout-btn:hover:before{width:100px;height:100px}.logout-btn:active{transform:translateY(0);box-shadow:0 2px 4px #ef44441a}.logout-btn svg{position:relative;z-index:1;transition:transform .3s ease}.logout-btn:hover svg{transform:translate(2px)}.modal{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background:#00000080;z-index:1000;align-items:center;justify-content:center;padding:20px}.modal.active{display:flex}.modal-content{background:linear-gradient(135deg,var(--card-bg) 0%,#f8fafc 100%);border-radius:20px;width:100%;max-width:500px;max-height:90vh;overflow-y:auto;box-shadow:0 20px 60px #0000004d,0 0 0 1px #ffffff1a;animation:scaleIn .4s cubic-bezier(.34,1.56,.64,1);border:1px solid rgba(16,185,129,.1)}@keyframes slideUp{0%{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:20px;border-bottom:1px solid var(--border-color)}.modal-header h2{font-size:20px;font-weight:600}.modal-close{background:none;border:none;font-size:28px;color:var(--text-secondary);cursor:pointer;width:32px;height:32px;display:flex;align-items:center;justify-content:center;border-radius:8px;transition:all .2s ease}.modal-close:hover{background:var(--bg-color);color:var(--text-primary)}.form-group{margin-bottom:20px;padding:0 20px}.form-group label{display:block;font-size:14px;font-weight:500;margin-bottom:8px;color:var(--text-primary)}.form-group input[type=text]{width:100%;padding:12px;border:2px solid var(--border-color);border-radius:8px;font-size:16px;transition:all .2s ease}.form-group input[type=text]:focus,.form-group input[type=password]:focus,.form-group input[type=email]:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px #10b9811a}.form-group input[type=password],.form-group input[type=email]{width:100%;padding:12px;border:2px solid var(--border-color);border-radius:8px;font-size:16px;transition:all .2s ease}.form-actions{display:flex;gap:10px;margin-top:20px;padding:0 20px 20px}.form-actions .btn{flex:1}.color-picker{display:flex;align-items:center;gap:10px}.color-picker input[type=color]{width:60px;height:40px;border:2px solid var(--border-color);border-radius:8px;cursor:pointer}.form-actions{display:flex;gap:10px;padding:20px;border-top:1px solid var(--border-color)}.btn{flex:1;padding:12px 24px;border:none;border-radius:10px;font-size:16px;font-weight:500;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden}.btn:before{content:"";position:absolute;top:50%;left:50%;width:0;height:0;border-radius:50%;background:#ffffff4d;transform:translate(-50%,-50%);transition:width .6s,height .6s}.btn:active:before{width:300px;height:300px}.btn-primary{background:linear-gradient(135deg,var(--primary-color) 0%,var(--primary-dark) 100%);color:#fff;box-shadow:0 2px 8px #10b9814d}.btn-primary:hover{background:linear-gradient(135deg,var(--primary-dark) 0%,var(--primary-color) 100%);box-shadow:0 4px 12px #10b98166;transform:translateY(-2px)}.btn-primary:active{transform:translateY(0);box-shadow:0 2px 4px #10b9814d}.btn-secondary{background:var(--bg-color);color:var(--text-primary);border:2px solid var(--border-color)}.btn-secondary:hover{background:var(--border-color)}.btn-danger{background:var(--danger-color);color:#fff}.btn-danger:hover{background:#dc2626}.habit-detail-content{padding:20px}.detail-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:15px;margin-bottom:30px}.detail-stat{text-align:center;padding:15px;background:var(--bg-color);border-radius:12px}.detail-stat-label{display:block;font-size:12px;color:var(--text-secondary);margin-bottom:8px;text-transform:uppercase;letter-spacing:.5px}.detail-stat-value{display:block;font-size:24px;font-weight:700;color:var(--primary-color)}.detail-stat-hint{display:block;font-size:11px;color:var(--text-secondary);margin-top:6px;opacity:.8;line-height:1.4}.heatmap-container{margin-bottom:30px;overflow-x:auto;padding-bottom:4px}.heatmap-header{margin-bottom:12px;font-size:11px;color:var(--text-secondary)}.heatmap-header-top{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:6px;gap:8px}.heatmap-title{font-size:12px;font-weight:500}.heatmap-summary{font-size:11px;opacity:.8}.heatmap-header-bottom{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.heatmap-legend-item{display:flex;align-items:center;gap:4px;font-size:11px}.heatmap-legend-box{width:12px;height:12px;border-radius:3px}.heatmap-legend-empty{background:var(--border-color)}.heatmap-legend-done{background:var(--habit-color, #22c55e)}.heatmap-direction{margin-left:auto;font-size:10px;opacity:.7;white-space:nowrap}.heatmap-grid-dates{display:grid;grid-template-columns:repeat(10,minmax(0,1fr));gap:8px;justify-items:center}.heatmap-date-cell{width:30px;height:30px;border-radius:8px;background:var(--bg-color);border:1px solid var(--border-color);display:flex;align-items:center;justify-content:center;cursor:default;transition:all .15s ease}.heatmap-date-cell.completed{background:var(--habit-color, var(--success-color));border-color:var(--habit-color, var(--success-color));color:#fff}.heatmap-date-cell.today{box-shadow:0 0 0 2px #10b98166}.heatmap-date-cell:hover{transform:translateY(-2px);box-shadow:0 4px 10px #0000001f}.heatmap-date-number{font-size:12px;font-weight:500}.detail-actions{display:flex;flex-direction:column;gap:10px}.footer{position:fixed;bottom:0;left:0;right:0;background:var(--card-bg);border-top:1px solid var(--border-color);padding:15px 20px;display:flex;justify-content:center;gap:20px;box-shadow:0 -2px 10px #0000000d;z-index:99}.footer-btn{display:flex;align-items:center;gap:8px;padding:10px 20px;background:var(--bg-color);border:2px solid var(--border-color);border-radius:8px;cursor:pointer;font-size:14px;color:var(--text-primary);transition:all .2s ease}.footer-btn:hover{background:var(--primary-color);color:#fff;border-color:var(--primary-color)}@media (max-width: 600px){.container{padding:15px}.user-bar{padding:12px 16px;margin-bottom:16px}.logout-btn{width:32px;height:32px}.logout-btn svg{width:14px;height:14px}.header{padding:20px 16px;margin-bottom:24px}.header h1{font-size:26px}.app-intro-text{font-size:14px}.app-tag{font-size:12px;padding:5px 12px}.stats-bar{grid-template-columns:1fr;gap:12px}.stat-item{padding:16px}.stat-value{font-size:24px}.habit-card{padding:15px}.detail-stats{grid-template-columns:1fr}.fab{bottom:90px;right:15px}}.empty-state{text-align:center;padding:60px 20px;color:var(--text-secondary)}.empty-state svg{width:80px;height:80px;margin-bottom:20px;opacity:.3}.empty-state h3{font-size:20px;margin-bottom:10px;color:var(--text-primary)}.empty-state p{font-size:14px}