:root{--primary-color:#4f46e5;--primary-light:#818cf8;--secondary-color:#10b981;--text-color:#1f2937;--text-light:#6b7280;--background-color:#ffffff;--background-light:#f9fafb;--border-color:#e5e7eb;--shadow:0 4px 6px -1px rgba(0,0,0,0.1),0 2px 4px -1px rgba(0,0,0,0.06);--radius:8px}*{margin:0;padding:0;box-sizing:border-box;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif}body{background-color:var(--background-light);color:var(--text-color);line-height:1.6}.auth-container{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:2rem 1rem}.auth-card{background-color:var(--background-color);border-radius:var(--radius);padding:2rem;box-shadow:var(--shadow);width:100%;max-width:400px}.auth-card h1{text-align:center;font-size:2rem;font-weight:700;color:var(--primary-color);margin-bottom:2rem}.auth-form h2{text-align:center;font-size:1.5rem;font-weight:600;margin-bottom:1.5rem;color:var(--text-color)}.auth-switch{text-align:center;margin-top:1rem;font-size:.9rem}.auth-switch a{color:var(--primary-color);text-decoration:none;font-weight:500}.auth-switch a:hover{text-decoration:underline}.header-content{justify-content:space-between;margin-bottom:2rem}.header-content,.user-info{display:flex;align-items:center}.user-info{gap:1rem}.user-info span{font-weight:500;color:var(--text-color)}.container{max-width:1200px;margin:0 auto;padding:2rem 1rem}header{margin-bottom:2rem}h1{font-size:2.5rem;font-weight:700;color:var(--primary-color);margin-bottom:.5rem}h2{font-size:1.5rem;font-weight:600;margin-bottom:1rem}h2,h3{color:var(--text-color)}h3{font-size:1.2rem;font-weight:500;margin-bottom:.75rem}.dashboard{display:grid;grid-template-columns:2fr 1fr;grid-gap:1.5rem;gap:1.5rem;margin-bottom:2rem}.stats-card{background-color:var(--background-color);border-radius:var(--radius);padding:1.5rem;box-shadow:var(--shadow)}.progress-container{height:1rem;background-color:var(--border-color);border-radius:.5rem;margin:1rem 0;overflow:hidden}.progress-bar{height:100%;background-color:var(--secondary-color);border-radius:.5rem;width:0;transition:width .3s ease}.stats{display:flex;justify-content:space-between;font-weight:500}.cycle-list{display:flex;flex-wrap:wrap;gap:.5rem}.cycle-badge{padding:.5rem 1rem;background-color:var(--primary-light);color:white;border-radius:var(--radius);cursor:pointer;transition:all .2s ease;border:none;font-size:.9rem;font-weight:500;margin-bottom:.5rem}.cycle-badge.active{background-color:var(--primary-color);transform:scale(1.05);box-shadow:0 2px 4px rgba(0,0,0,.1)}.cycle-badge:hover{transform:translateY(-2px);box-shadow:0 4px 6px rgba(0,0,0,.1)}.form-section{background-color:var(--background-color);border-radius:var(--radius);padding:1.5rem;margin-bottom:2rem;box-shadow:var(--shadow)}.form-group{margin-bottom:1rem}.form-row{display:grid;grid-template-columns:1fr 1fr;grid-gap:1rem;gap:1rem}label{display:block;margin-bottom:.5rem;font-weight:500}input,select{width:100%;padding:.75rem;border:1px solid var(--border-color);border-radius:var(--radius);font-size:1rem}input:focus,select:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px rgba(79,70,229,.1)}.time-input-12h{display:flex;align-items:center;gap:.5rem}.time-input-12h select{padding:.75rem;border:1px solid var(--border-color);border-radius:var(--radius);font-size:1rem}.time-input-12h select:first-child,.time-input-12h select:nth-child(3){width:70px}.time-input-12h select:nth-child(5){width:80px}.time-input-12h span{font-weight:700}.btn-primary{background-color:var(--primary-color);color:white;border:none;border-radius:var(--radius);padding:.75rem 1.5rem;font-size:1rem;font-weight:500;cursor:pointer;transition:background-color .2s ease;width:100%}.btn-primary:hover:not(:disabled){background-color:var(--primary-light)}.btn-primary:disabled{opacity:.6;cursor:not-allowed}.btn-secondary{background-color:white;color:var(--primary-color);border:1px solid var(--primary-color);border-radius:var(--radius);padding:.75rem 1.5rem;font-size:1rem;font-weight:500;cursor:pointer;transition:all .2s ease;margin-left:.5rem;display:inline-block}.btn-secondary:hover{background-color:var(--primary-light);color:white}.activities-section{background-color:var(--background-color);border-radius:var(--radius);padding:1.5rem;box-shadow:var(--shadow);margin-bottom:2rem}.section-header{justify-content:space-between;margin-bottom:1rem}.filter,.section-header{display:flex;align-items:center}.filter{gap:.5rem;flex-wrap:wrap}.filter select{width:auto}table{width:100%;border-collapse:collapse}td,th{padding:.75rem;text-align:left;border-bottom:1px solid var(--border-color)}th{font-weight:600;background-color:var(--background-light)}.btn-delete{background-color:#ef4444;color:white;border:none;border-radius:var(--radius);padding:.25rem .5rem;font-size:.875rem;cursor:pointer;transition:background-color .2s ease}.btn-delete:hover{background-color:#dc2626}.btn-edit{background-color:var(--primary-color);color:white;border:none;border-radius:var(--radius);padding:.25rem .5rem;font-size:.875rem;cursor:pointer;transition:background-color .2s ease;margin-right:.5rem}.btn-edit:hover{background-color:var(--primary-light)}.toast-container{position:fixed;top:20px;right:20px;z-index:1000}.toast{background-color:white;color:var(--text-color);border-left:4px solid var(--primary-color);border-radius:var(--radius);box-shadow:var(--shadow);padding:1rem 1.5rem;margin-bottom:1rem;display:flex;align-items:center;justify-content:space-between;min-width:300px;max-width:450px;animation:slideIn .3s ease-out forwards}.toast.success{border-left-color:var(--secondary-color)}.toast.error{border-left-color:#ef4444}.toast-content{flex:1 1}.toast-close{background:none;border:none;font-size:1.25rem;cursor:pointer;color:var(--text-light);margin-left:1rem}@keyframes slideIn{0%{transform:translateX(100%);opacity:0}to{transform:translateX(0);opacity:1}}@keyframes slideOut{0%{transform:translateX(0);opacity:1}to{transform:translateX(100%);opacity:0}}.toast.hide{animation:slideOut .3s ease-out forwards}@media (max-width:768px){.dashboard{gap:1rem}.dashboard,.form-row{grid-template-columns:1fr}.section-header{flex-direction:column;align-items:flex-start;gap:1rem}.filter{flex-wrap:wrap;gap:.5rem}.filter,.filter select{width:100%}.filter button{margin-left:0;margin-top:.5rem;width:100%}table{display:block;overflow-x:auto;white-space:nowrap}.stats{flex-direction:column;gap:.5rem}.cycle-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));grid-gap:.5rem;gap:.5rem}.time-input-12h{flex-wrap:wrap}.time-input-12h select{flex-grow:1}.header-content{flex-direction:column;align-items:flex-start;gap:1rem}.user-info{width:100%;justify-content:space-between}}@media (max-width:480px){h1{font-size:1.8rem}h2{font-size:1.3rem}.btn-primary,.btn-secondary{width:100%;margin-left:0;margin-top:.5rem}.auth-card{padding:1.5rem}}footer{text-align:center;margin-top:2rem;padding:1rem;color:var(--text-light);font-size:.875rem}