@import "https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap";:root{--primary:#10b981;--primary-light:#d1fae5;--primary-hover:#059669;--bg-color:#f8fafc;--card-bg:#fff;--text-main:#0f172a;--text-muted:#64748b;--border:#e2e8f0;--danger:#ef4444;--danger-hover:#dc2626;--radius-md:12px;--radius-lg:20px;--shadow-sm:0 1px 2px 0 #0000000d;--shadow:0 4px 6px -1px #0000001a, 0 2px 4px -2px #0000001a;--shadow-lg:0 10px 15px -3px #0000001a, 0 4px 6px -4px #0000001a;--transition:all .3s cubic-bezier(.4, 0, .2, 1)}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-color);color:var(--text-main);-webkit-font-smoothing:antialiased;font-family:Inter,-apple-system,sans-serif;line-height:1.5}.container{max-width:1000px;margin:0 auto;padding:2rem}.card{background:var(--card-bg);border-radius:var(--radius-lg);box-shadow:var(--shadow);transition:var(--transition);border:1px solid var(--border);padding:2rem}.card:hover{box-shadow:var(--shadow-lg)}h1,h2,h3{color:var(--text-main);letter-spacing:-.025em;font-weight:700}h1{text-align:center;margin-bottom:1.5rem;font-size:2.25rem}h2{margin-bottom:1rem;font-size:1.5rem}.text-muted{color:var(--text-muted)}.btn{border-radius:var(--radius-md);cursor:pointer;transition:var(--transition);border:none;justify-content:center;align-items:center;padding:.75rem 1.5rem;font-size:1rem;font-weight:600;display:inline-flex}.btn-primary{background-color:var(--primary);color:#fff}.btn-primary:hover{background-color:var(--primary-hover);transform:translateY(-2px);box-shadow:0 4px 12px #10b9814d}.btn-danger{background-color:var(--danger);color:#fff}.btn-danger:hover{background-color:var(--danger-hover)}.btn-outline{border:1px solid var(--border);color:var(--text-main);background-color:#0000}.btn-outline:hover{background-color:var(--bg-color);border-color:var(--primary)}.form-group{margin-bottom:1.5rem}.form-label{color:var(--text-main);margin-bottom:.5rem;font-weight:500;display:block}.form-control{border:1px solid var(--border);border-radius:var(--radius-md);width:100%;transition:var(--transition);background-color:#fff;padding:.75rem 1rem;font-family:inherit;font-size:1rem}.form-control:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-light);outline:none}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.justify-center{justify-content:center}.gap-2{gap:.5rem}.gap-4{gap:1rem}.gap-6{gap:1.5rem}.header-top{justify-content:space-between;align-items:center;margin-bottom:2rem;padding:1rem 0;display:flex}.brand-logo{color:var(--primary);align-items:center;gap:.5rem;font-size:1.5rem;font-weight:700;display:flex}.result-card{background:linear-gradient(135deg, var(--primary), var(--primary-hover));color:#fff;text-align:center;border-radius:var(--radius-lg);margin-top:2rem;padding:3rem 2rem;box-shadow:0 10px 25px #10b98166}.result-card h3{color:#fff;opacity:.9;font-weight:500}.time-display{margin:1rem 0;font-size:4rem;font-weight:800;line-height:1}input[type=range]{-webkit-appearance:none;background:var(--border);border-radius:4px;outline:none;width:100%;height:8px}input[type=range]::-webkit-slider-thumb{appearance:none;background:var(--primary);cursor:pointer;border-radius:50%;width:24px;height:24px;transition:transform .1s;box-shadow:0 2px 6px #0003}input[type=range]::-webkit-slider-thumb:hover{transform:scale(1.1)}.table-wrapper{border-radius:var(--radius-md);border:1px solid var(--border);overflow-x:auto}table{border-collapse:collapse;text-align:left;width:100%}th,td{border-bottom:1px solid var(--border);padding:1rem}th{background-color:#f1f5f9;font-weight:600}tr:last-child td{border-bottom:none}tr:hover td{background-color:#f8fafc}