.calorie-calculator{width:100%}.gender-buttons{grid-template-columns:repeat(2,1fr);gap:.75rem;display:grid}.gender-btn{cursor:pointer;background:#fff;border:2px solid #e2e8f0;border-radius:.75rem;justify-content:center;align-items:center;gap:.5rem;padding:1rem;font-size:.875rem;font-weight:500;transition:all .3s;display:flex}.gender-btn:hover{background:#f8fafc;border-color:#cbd5e1}.gender-btn.active.male{background:linear-gradient(135deg,#dbeafe 0%,#bfdbfe 100%);border-color:#3b82f6}.gender-btn.active.female{background:linear-gradient(135deg,#fce7f3 0%,#fbcfe8 100%);border-color:#ec4899}.gender-icon{font-size:1.25rem}.input-grid{grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:1rem;display:grid}.input-field{width:100%}.input-wrapper{position:relative}.modern-input{background:#f8fafc;border:2px solid #e2e8f0;border-radius:.625rem;width:100%;padding:.75rem 3rem .75rem .875rem;font-size:1rem;transition:all .3s}.modern-input:focus{background:#fff;border-color:#667eea;outline:none;box-shadow:0 0 0 3px #667eea1a}.modern-input::placeholder{color:#cbd5e1}.input-suffix{color:#94a3b8;pointer-events:none;font-size:.875rem;font-weight:500;position:absolute;top:50%;right:.875rem;transform:translateY(-50%)}.activity-select{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1rem;display:grid}.activity-option{cursor:pointer;text-align:left;background:#fff;border:2px solid #e2e8f0;border-radius:.75rem;flex-direction:column;align-items:flex-start;width:100%;min-height:5rem;padding:1rem 1.25rem;transition:all .3s;display:flex}.activity-option:hover{background:#f8fafc;border-color:#cbd5e1}.activity-option.active{background:linear-gradient(135deg,#f0f4ff 0%,#e6edff 100%);border-color:#667eea}.activity-title{color:#334155;font-size:.9375rem;font-weight:600}.activity-desc{color:#64748b;margin-top:.25rem;font-size:.8125rem}.goal-buttons{grid-template-columns:repeat(3,1fr);gap:.75rem;display:grid}.goal-btn{cursor:pointer;background:#fff;border:2px solid #e2e8f0;border-radius:.75rem;flex-direction:column;align-items:center;gap:.25rem;padding:.875rem;font-size:.875rem;font-weight:500;transition:all .3s;display:flex}.goal-btn:hover{transform:translateY(-2px);box-shadow:0 4px 12px #00000014}.goal-btn.active.red{background:linear-gradient(135deg,#fef2f2 0%,#fee2e2 100%);border-color:#ef4444}.goal-btn.active.blue{background:linear-gradient(135deg,#f0f9ff 0%,#e0f2fe 100%);border-color:#0ea5e9}.goal-btn.active.green{background:linear-gradient(135deg,#f0fdf4 0%,#dcfce7 100%);border-color:#22c55e}.goal-icon{font-size:1.25rem}.submit-btn{color:#fff;cursor:pointer;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);border:none;border-radius:.625rem;width:100%;padding:.875rem 2rem;font-size:1rem;font-weight:700;transition:all .3s;box-shadow:0 8px 20px #667eea40}.submit-btn:hover{transform:translateY(-2px);box-shadow:0 12px 28px #667eea59}.results-container{margin-top:2rem;animation:.5s ease-out fadeInUp}.results-title{text-align:center;color:#1e293b;margin-bottom:1.5rem;font-size:1.5rem;font-weight:700}.results-grid{grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:1rem;margin-bottom:1.5rem;display:grid}.result-card{text-align:center;border-radius:1rem;padding:1.5rem 1rem;transition:all .3s;position:relative;overflow:hidden}.result-card:before{content:"";background:linear-gradient(90deg, var(--card-color-1), var(--card-color-2));height:4px;position:absolute;top:0;left:0;right:0}.result-card.bmr{--card-color-1:#fbbf24;--card-color-2:#f59e0b;background:linear-gradient(135deg,#fef3c7 0%,#fde68a 100%);border:2px solid #fbbf24}.result-card.tdee{--card-color-1:#60a5fa;--card-color-2:#3b82f6;background:linear-gradient(135deg,#dbeafe 0%,#bfdbfe 100%);border:2px solid #60a5fa}.result-card.target{--card-color-1:#667eea;--card-color-2:#764ba2;background:linear-gradient(135deg,#e9d5ff 0%,#d8b4fe 100%);border:2px solid #a78bfa}.result-card:hover{transform:translateY(-4px);box-shadow:0 12px 24px #00000026}.result-icon{opacity:.8;font-size:1.5rem;position:absolute;top:.75rem;right:.75rem}.result-label{color:#64748b;margin-bottom:.5rem;font-size:.875rem;font-weight:500}.result-value{color:#1e293b;margin-bottom:.25rem;font-size:2.25rem;font-weight:800;line-height:1}.result-unit{color:#475569;font-size:.875rem;font-weight:600}.result-message{text-align:center;background:linear-gradient(135deg,#f0f4ff 0%,#e6edff 100%);border:1px solid #cbd5e1;border-radius:.75rem;padding:1rem 1.5rem}.result-message p{color:#475569;margin:0;font-size:.9375rem;font-weight:500}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@media (width<=640px){.input-grid,.goal-buttons,.activity-select,.results-grid{grid-template-columns:1fr}}.info-content-wrapper[data-astro-cid-p5fxgwbl]{font-family:system-ui,-apple-system,sans-serif}.info-section[data-astro-cid-p5fxgwbl]{margin-bottom:2.5rem}.info-section[data-astro-cid-p5fxgwbl]:last-child{margin-bottom:0}.info-section[data-astro-cid-p5fxgwbl] h2[data-astro-cid-p5fxgwbl]{color:#1e293b;margin-bottom:1.25rem;font-size:1.75rem;font-weight:700}.section-description[data-astro-cid-p5fxgwbl]{color:#64748b;margin-bottom:1.5rem;font-size:1.125rem}.concept-cards[data-astro-cid-p5fxgwbl]{grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem;display:grid}.concept-card[data-astro-cid-p5fxgwbl]{text-align:center;background:linear-gradient(135deg,#f8fafc 0%,#f1f5f9 100%);border:1px solid #e2e8f0;border-radius:1rem;padding:1.5rem;transition:all .3s}.concept-card[data-astro-cid-p5fxgwbl]:hover{background:#fff;transform:translateY(-2px);box-shadow:0 8px 16px #00000014}.concept-icon[data-astro-cid-p5fxgwbl]{margin-bottom:.75rem;font-size:2rem}.concept-card[data-astro-cid-p5fxgwbl] h3[data-astro-cid-p5fxgwbl]{color:#334155;margin-bottom:.5rem;font-size:1rem;font-weight:700}.concept-card[data-astro-cid-p5fxgwbl] p[data-astro-cid-p5fxgwbl]{color:#64748b;font-size:.875rem;line-height:1.4}.results-grid[data-astro-cid-p5fxgwbl]{gap:1.5rem;display:grid}.result-card[data-astro-cid-p5fxgwbl]{border:2px solid;border-radius:1rem;padding:1.5rem;transition:all .3s}.bmr-card[data-astro-cid-p5fxgwbl]{background:linear-gradient(135deg,#fef3c7 0%,#fde68a 100%);border-color:#fbbf24}.tdee-card[data-astro-cid-p5fxgwbl]{background:linear-gradient(135deg,#dbeafe 0%,#bfdbfe 100%);border-color:#60a5fa}.goal-card[data-astro-cid-p5fxgwbl]{background:linear-gradient(135deg,#e9d5ff 0%,#d8b4fe 100%);border-color:#a78bfa}.result-card[data-astro-cid-p5fxgwbl]:hover{transform:translateY(-2px);box-shadow:0 12px 24px #0000001a}.result-header[data-astro-cid-p5fxgwbl]{align-items:center;gap:.75rem;margin-bottom:1rem;display:flex}.result-icon[data-astro-cid-p5fxgwbl]{font-size:1.5rem}.result-header[data-astro-cid-p5fxgwbl] h3[data-astro-cid-p5fxgwbl]{color:#1e293b;font-size:1.125rem;font-weight:700}.result-card[data-astro-cid-p5fxgwbl] p[data-astro-cid-p5fxgwbl]{color:#475569;margin-bottom:1rem;font-size:.875rem;line-height:1.6}.result-note[data-astro-cid-p5fxgwbl]{color:#475569;background:#fffc;border-radius:.5rem;padding:.25rem .75rem;font-size:.75rem;font-weight:600;display:inline-block}.goal-list[data-astro-cid-p5fxgwbl]{flex-direction:column;gap:.5rem;display:flex}.goal-item[data-astro-cid-p5fxgwbl]{background:#fff9;border-radius:.5rem;align-items:center;gap:.75rem;padding:.5rem;font-size:.875rem;display:flex}.goal-badge[data-astro-cid-p5fxgwbl]{border-radius:.25rem;padding:.125rem .5rem;font-size:.75rem;font-weight:600}.goal-item[data-astro-cid-p5fxgwbl].loss .goal-badge[data-astro-cid-p5fxgwbl]{color:#dc2626;background:#fee2e2}.goal-item[data-astro-cid-p5fxgwbl].maintenance .goal-badge[data-astro-cid-p5fxgwbl]{color:#2563eb;background:#dbeafe}.goal-item[data-astro-cid-p5fxgwbl].gain .goal-badge[data-astro-cid-p5fxgwbl]{color:#16a34a;background:#dcfce7}.steps-container[data-astro-cid-p5fxgwbl]{grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem;display:grid}.step-card[data-astro-cid-p5fxgwbl]{background:linear-gradient(135deg,#f0f4ff 0%,#e6edff 100%);border:1px solid #cbd5e1;border-radius:.75rem;align-items:flex-start;gap:1rem;padding:1.25rem;display:flex}.step-number[data-astro-cid-p5fxgwbl]{color:#fff;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:2rem;height:2rem;font-size:.875rem;font-weight:700;display:flex}.step-content[data-astro-cid-p5fxgwbl] h4[data-astro-cid-p5fxgwbl]{color:#334155;margin-bottom:.25rem;font-size:.875rem;font-weight:700}.step-content[data-astro-cid-p5fxgwbl] p[data-astro-cid-p5fxgwbl]{color:#64748b;font-size:.75rem}.formula-container[data-astro-cid-p5fxgwbl]{background:linear-gradient(135deg,#f8fafc 0%,#f1f5f9 100%);border:1px solid #e2e8f0;border-radius:1rem;padding:1.5rem}.formula-intro[data-astro-cid-p5fxgwbl]{text-align:center;color:#64748b;margin-bottom:1.5rem;font-size:.875rem}.formula-cards[data-astro-cid-p5fxgwbl]{grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1.5rem;margin-bottom:1rem;display:grid}.formula-card[data-astro-cid-p5fxgwbl]{background:#fff;border:1px solid #e2e8f0;border-radius:.75rem;padding:1.25rem}.men-card[data-astro-cid-p5fxgwbl]{border-left:4px solid #3b82f6}.women-card[data-astro-cid-p5fxgwbl]{border-left:4px solid #ec4899}.formula-header[data-astro-cid-p5fxgwbl]{align-items:center;gap:.5rem;margin-bottom:1rem;display:flex}.formula-icon[data-astro-cid-p5fxgwbl]{font-size:1.5rem}.formula-header[data-astro-cid-p5fxgwbl] h4[data-astro-cid-p5fxgwbl]{color:#334155;font-weight:700}.formula-equation[data-astro-cid-p5fxgwbl]{background:#f8fafc;border-radius:.5rem;padding:1rem;font-size:.875rem}.formula-line[data-astro-cid-p5fxgwbl]{justify-content:center;align-items:center;margin-bottom:.25rem;display:flex}.formula-line[data-astro-cid-p5fxgwbl]:last-child{margin-bottom:0}.formula-part[data-astro-cid-p5fxgwbl]{color:#64748b}.formula-operator[data-astro-cid-p5fxgwbl]{color:#667eea;margin:0 .5rem;font-weight:700}.formula-constant[data-astro-cid-p5fxgwbl]{color:#fff;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);border-radius:.375rem;padding:.25rem .75rem;font-weight:700}.formula-note[data-astro-cid-p5fxgwbl]{text-align:center;color:#94a3b8;margin-top:1rem;font-size:.75rem;font-style:italic}@media (width<=640px){.concept-cards[data-astro-cid-p5fxgwbl],.steps-container[data-astro-cid-p5fxgwbl],.formula-cards[data-astro-cid-p5fxgwbl]{grid-template-columns:1fr}}