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(max-width:768px){.footer-inner{grid-template-columns:1fr;gap:32px}}.footer-brand-link{align-items:center;gap:10px;margin-bottom:4px;display:flex}.footer-brand{font-family:var(--font-heading);background:var(--accent-gradient);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;font-size:1.2rem;font-weight:700}.footer-heading{font-family:var(--font-heading);color:var(--text-primary);text-transform:uppercase;letter-spacing:.04em;margin-bottom:16px;font-size:.95rem;font-weight:700}.footer-text{color:var(--text-muted);font-size:.85rem;line-height:1.6}.footer-links{flex-direction:column;gap:10px;list-style:none;display:flex}.footer-links a{color:var(--text-secondary);font-size:.9rem;transition:color .2s}.footer-links a:hover{color:var(--accent-primary)}.footer-bottom{text-align:center;border-top:1px solid var(--border-color);max-width:1280px;margin:32px auto 0;padding:24px 24px 0}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.animate-in{animation:.5s backwards fadeInUp}.stats-bar{flex-wrap:wrap;justify-content:center;gap:48px;margin-bottom:40px;padding:32px 0;display:flex}.stat-item{text-align:center}.stat-value{font-size:2rem;font-weight:800;font-family:var(--font-heading);background:var(--accent-gradient);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}.stat-label{color:var(--text-muted);margin-top:4px;font-size:.85rem}.data-table{border-collapse:collapse;width:100%;margin:16px 0}.data-table th,.data-table td{text-align:left;border-bottom:1px solid var(--border-color);padding:12px 16px;font-size:.9rem}.data-table th{color:var(--text-muted);text-transform:uppercase;letter-spacing:.04em;font-size:.8rem;font-weight:600}.data-table td{color:var(--text-secondary)}.data-table tr:hover td{background:#ffffff05}.tab-buttons{background:var(--bg-input);border-radius:var(--radius-sm);gap:4px;margin-bottom:24px;padding:4px;display:flex;overflow-x:auto}.tab-btn{color:var(--text-secondary);font-size:.9rem;font-weight:500;font-family:var(--font-sans);cursor:pointer;white-space:nowrap;background:0 0;border:none;border-radius:6px;padding:10px 20px;transition:all .2s}.tab-btn.active{background:var(--accent-primary);color:#fff}.tab-btn:hover:not(.active){color:var(--text-primary);background:#ffffff0d}.items-list{margin-bottom:20px}.item-row{background:var(--bg-input);border-radius:var(--radius-sm);border:1px solid var(--border-color);align-items:center;gap:12px;margin-bottom:12px;padding:12px 16px;display:flex}.item-row .form-input{flex:1;padding:8px 12px;font-size:.9rem}.remove-btn{color:var(--text-muted);cursor:pointer;background:0 0;border:none;padding:4px;font-size:1.2rem;transition:color .2s}.remove-btn:hover{color:#f43f5e}.add-btn{border-radius:var(--radius-sm);color:var(--accent-primary);font-size:.9rem;font-family:var(--font-sans);cursor:pointer;background:#6366f11a;border:1px dashed #6366f14d;align-items:center;gap:6px;padding:8px 16px;transition:all .2s;display:inline-flex}.add-btn:hover{border-color:var(--accent-primary);background:#6366f126}@media (max-width:640px){.calc-tool,.content-section{padding:24px 16px}.form-grid{grid-template-columns:1fr}.results-grid{grid-template-columns:1fr 1fr}.stats-bar{gap:24px}.hero{padding:60px 0 40px}}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-gradient-position{syntax:"*";inherits:false}@property --tw-gradient-from{syntax:"<color>";inherits:false;initial-value:#0000}@property --tw-gradient-via{syntax:"<color>";inherits:false;initial-value:#0000}@property --tw-gradient-to{syntax:"<color>";inherits:false;initial-value:#0000}@property --tw-gradient-stops{syntax:"*";inherits:false}@property --tw-gradient-via-stops{syntax:"*";inherits:false}@property --tw-gradient-from-position{syntax:"<length-percentage>";inherits:false;initial-value:0%}@property --tw-gradient-via-position{syntax:"<length-percentage>";inherits:false;initial-value:50%}@property --tw-gradient-to-position{syntax:"<length-percentage>";inherits:false;initial-value:100%}