:root{--font-family: Inter, system-ui, Avenir, Helvetica, Arial, sans-serif;--line-height: 1.5;--font-weight: 400;--color-bg: #f9fafb;--color-text: #1f2937;--color-border: #e5e7eb;--color-plan: #dbeafe;--color-plan-border: #3b82f6;--color-do: #dcfce7;--color-do-border: #22c55e;--color-see: #f3e8ff;--color-see-border: #a855f7}*,*:before,*:after{box-sizing:border-box}body{margin:0;font-family:var(--font-family);background-color:var(--color-bg);color:var(--color-text);min-height:100vh}#app{max-width:1280px;margin:0 auto;padding:2rem}.app-header{display:flex;justify-content:space-between;align-items:center;padding:1rem;margin-bottom:1rem;flex-wrap:wrap;gap:1rem}.app-title{font-size:1.25rem;margin:0;flex:1 1 auto;min-width:200px}.user-info{display:flex;align-items:center;gap:.75rem;flex-wrap:wrap}.user-email{font-size:.9rem;color:#4b5563;word-break:break-all}.btn-logout{padding:.5rem 1rem;background:#ef4444;color:#fff;border:none;border-radius:4px;cursor:pointer;font-weight:500;white-space:nowrap}.btn-logout:hover{background:#dc2626}.btn-stats{padding:.5rem 1rem;background:#2563eb;color:#fff;border:none;border-radius:4px;cursor:pointer;font-weight:500;white-space:nowrap}.btn-stats:hover{background:#1d4ed8}@media (max-width: 640px){#app{padding:.5rem}.app-header{flex-direction:column;align-items:flex-start;padding:1rem;gap:.75rem}.app-title{font-size:1.25rem;width:100%}.user-info{width:100%;justify-content:space-between}.user-email{font-size:.85rem;flex:1;overflow:hidden;text-overflow:ellipsis}}.schedule-container{display:grid;grid-template-columns:60px 1fr 1fr;border:1px solid var(--color-border);background:#fff;border-radius:8px;overflow:hidden;box-shadow:0 4px 6px -1px #0000001a}.header-cell{padding:1rem;font-weight:700;text-align:center;border-bottom:2px solid var(--color-border);background:#f3f4f6}.time-column{border-right:1px solid var(--color-border);background:#f9fafb}.column{position:relative;border-right:1px solid var(--color-border)}.column:last-child{border-right:none}.time-slot{height:60px;border-bottom:1px solid var(--color-border);box-sizing:border-box;position:relative}.time-label{height:60px;display:flex;align-items:start;justify-content:center;font-size:.8rem;color:#6b7280;padding-top:4px;border-bottom:1px solid var(--color-border)}.task-block{position:absolute;left:4px;right:4px;padding:4px 8px;border-radius:4px;font-size:.85rem;border-left:4px solid;overflow:hidden;cursor:pointer;transition:transform .1s}.task-block:hover{transform:scale(1.02);z-index:10;box-shadow:0 2px 4px #0000001a}.task-plan{background-color:var(--color-plan);border-color:var(--color-plan-border);color:#1e40af}.task-do{background-color:var(--color-do);border-color:var(--color-do-border);color:#166534}.task-see{background-color:var(--color-see);border-color:var(--color-see-border);color:#6b21a8}.modal{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background:#00000080;align-items:center;justify-content:center;z-index:100}.modal.open{display:flex}.modal-content{background:#fff;padding:2rem;border-radius:8px;width:100%;max-width:400px;box-shadow:0 20px 25px -5px #0000001a}.form-group{margin-bottom:1rem}label{display:block;margin-bottom:.5rem;font-weight:500}input,select,textarea{width:100%;padding:.5rem;border:1px solid var(--color-border);border-radius:4px;box-sizing:border-box}.btn-group{display:flex;justify-content:flex-end;gap:1rem;margin-top:1.5rem}button{padding:.5rem 1rem;border-radius:4px;border:none;cursor:pointer;font-weight:500}.btn-cancel{background:#e5e7eb;color:#374151}.btn-save{background:#2563eb;color:#fff}.stats-modal-content{max-width:600px}@media (min-width: 768px){.stats-modal-content{max-width:900px}}.login-container{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100vh;background:#f1f5f9;padding:1rem}.login-content{display:flex;flex-direction:column;background:#fff;border-radius:.5rem;box-shadow:0 4px 6px -1px #0000001a;width:100%;max-width:400px;overflow:hidden}.login-slider{width:100%;height:250px;background:#e2e8f0}.login-form{padding:2rem;flex:1}@media (min-width: 768px){.login-form{flex:1;display:flex;flex-direction:column;justify-content:center}}.landing-container{position:fixed;top:0;left:0;width:100%;height:100%;z-index:1000;background:#1e293b;display:flex;flex-direction:column;align-items:center;justify-content:center}.landing-slider-wrapper{width:90%;max-width:1000px;height:60vh;border-radius:1rem;overflow:hidden;box-shadow:0 25px 50px -12px #00000080}.landing-start-btn{position:absolute;bottom:10%;left:50%;transform:translate(-50%);padding:1rem 3rem;font-size:1.5rem;background:#ffffffe6;color:#1e293b;border:none;border-radius:2rem;cursor:pointer;font-weight:700;box-shadow:0 4px 6px #0000004d;transition:all .3s ease;z-index:20}.landing-start-btn:hover{background:#fff;transform:translate(-50%) scale(1.05);box-shadow:0 10px 15px #0000004d}