.container2{max-width:480px;margin:10px auto;padding:32px;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);position:relative;z-index:1}.container2 h1{text-align:center;font-size:1.3rem;font-weight:700;color:var(--text);margin-bottom:24px}.input-container{margin-bottom:16px}.input-container label{display:block;font-size:14px;font-weight:600;color:var(--text);margin-bottom:6px}.input-field{width:100%;padding:12px 14px;font-size:15px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg);color:var(--text);font-family:inherit;box-sizing:border-box;transition:border-color var(--transition),box-shadow var(--transition)}.input-field:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(37,99,235,.1)}.calculate-button{width:100%;padding:12px;font-size:15px;font-weight:600;color:#fff;background:var(--primary);border:none;border-radius:var(--radius-sm);cursor:pointer;font-family:inherit;margin-top:8px;transition:background var(--transition),transform var(--transition)}.calculate-button:hover{background:var(--primary-dark);transform:translateY(-1px)}.result-container{text-align:center;margin-top:24px;padding:20px;background:var(--bg-soft);border:1px solid var(--border);border-radius:var(--radius)}.result-container h2{font-size:14px;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px;margin-bottom:4px}.bmi-value{font-size:2.5rem;font-weight:800;margin:4px 0;line-height:1.2}.bmi-scale-container{margin-top:20px}.bmi-scale{position:relative;display:flex;height:10px;border-radius:999px;overflow:visible}.bmi-segment{flex:1 1}.bmi-segment:first-child{border-radius:999px 0 0 999px}.bmi-segment:last-child{border-radius:0 999px 999px 0}.bmi-indicator{position:absolute;top:-6px;transform:translateX(-50%);transition:left .5s ease}.bmi-indicator-arrow{width:0;height:0;border-left:8px solid transparent;border-right:8px solid transparent;border-top:10px solid var(--text)}.bmi-labels{display:flex;justify-content:space-between;margin-top:8px;font-size:11px;font-weight:600;color:var(--text-muted)}.pdb6{padding-bottom:6px}