.main-container{max-width:1400px;margin:0 auto;padding:40px 20px 3rem}.page-title{font-family:var(--calc-font-headline);color:var(--calc-text-primary);margin:0 0 .5rem;font-size:clamp(1.6rem,4vw,2.4rem)}.page-subtitle{color:var(--calc-text-faded);max-width:680px;margin:0 0 2rem;line-height:1.5}.input-card,.result-card{background:var(--calc-bg-card);border:1px solid var(--calc-border-default);border-radius:var(--calc-radius-lg);margin-bottom:1.25rem;padding:1.5rem}.card-title{font-family:var(--calc-font-headline);text-transform:uppercase;letter-spacing:.07em;color:var(--calc-text-faded);margin:0 0 1.1rem;font-size:.8rem}.tab-bar{border-bottom:1px solid var(--calc-border-default);gap:.5rem;margin-bottom:1.25rem;padding-bottom:0;display:flex}.tab-btn{color:var(--calc-text-faded);cursor:pointer;font-family:var(--calc-font-headline);background:0 0;border:none;border-bottom:3px solid #0000;margin-bottom:-1px;padding:.6rem 1.2rem;font-size:.9rem;font-weight:600;transition:color .15s,border-color .15s}.tab-btn:hover{color:var(--calc-text-primary)}.tab-btn.active{border-bottom-color:var(--calc-gold);color:var(--calc-gold)}.tab-content{display:none}.tab-content.active{display:block}.mode-toggle-row{gap:.5rem;margin-bottom:1.25rem;display:flex}.toggle-btn{background:var(--calc-bg-card);border:1px solid var(--calc-border-default);border-radius:var(--calc-radius-md);color:var(--calc-text-faded);cursor:pointer;padding:.5rem 1.1rem;font-size:.88rem;font-weight:600;transition:background .15s,color .15s,border-color .15s}.toggle-btn.active{background:var(--calc-gold);border-color:var(--calc-gold);color:var(--calc-bg-page)}.inputs-grid{grid-template-columns:1fr 1fr;gap:1.25rem;display:grid}.form-group{flex-direction:column;gap:.4rem;display:flex}.form-group label{color:var(--calc-text-faded);font-size:.88rem}.input-prefix-wrap{background:var(--calc-bg-input);border:1px solid var(--calc-border-strong);border-radius:var(--calc-radius-md);align-items:center;display:flex;overflow:hidden}.input-prefix{color:var(--calc-text-faded);font-family:var(--calc-font-mono);flex-shrink:0;padding:0 .5rem 0 .75rem;font-size:1rem}.input-prefix-wrap input{color:var(--calc-text-primary);font-family:var(--calc-font-mono);background:0 0;border:none;outline:none;width:100%;padding:.65rem .75rem .65rem 0;font-size:1.05rem}.input-prefix-wrap:focus-within{border-color:var(--calc-gold)}.area-input-row{align-items:center;gap:.5rem;display:flex}.area-input-row input{background:var(--calc-bg-input);border:1px solid var(--calc-border-strong);border-radius:var(--calc-radius-md);color:var(--calc-text-primary);font-family:var(--calc-font-mono);outline:none;flex:1;min-width:0;padding:.65rem .85rem;font-size:1.05rem;transition:border-color .15s}.area-input-row input:focus{border-color:var(--calc-gold)}.unit-toggle-group{border:1px solid var(--calc-border-default);border-radius:var(--calc-radius-md);flex-shrink:0;display:flex;overflow:hidden}.unit-btn{background:var(--calc-bg-card);color:var(--calc-text-faded);cursor:pointer;border:none;padding:.5rem .75rem;font-size:.8rem;font-weight:600;transition:background .15s,color .15s}.unit-btn.active{background:var(--calc-gold);color:var(--calc-bg-page)}.input-hint{color:var(--calc-text-dim);font-size:.78rem}.result-value{font-family:var(--calc-font-mono);color:var(--calc-gold);margin-bottom:.3rem;font-size:clamp(1.8rem,5vw,2.6rem)}.result-detail{color:var(--calc-text-faded);line-height:1.55}.result-secondary{color:var(--calc-text-dim);margin-top:.5rem;font-size:.88rem}.compare-note{color:var(--calc-text-dim);margin:-.5rem 0 1.1rem;font-size:.85rem}.compare-grid{flex-direction:column;gap:.5rem;margin-bottom:1.1rem;display:flex}.compare-header-row{border-bottom:1px solid var(--calc-border-default);grid-template-columns:2fr 1.5fr 1.5fr 1.5fr;gap:.75rem;padding:0 .5rem .4rem;display:grid}.compare-header-row span{color:var(--calc-text-dim);text-transform:uppercase;letter-spacing:.05em;font-size:.75rem;font-weight:600}.compare-prop-row{background:var(--calc-bg-glass);border:1px solid var(--calc-border-default);border-radius:var(--calc-radius-md);grid-template-columns:2fr 1.5fr 1.5fr 1.5fr;align-items:center;gap:.75rem;padding:.6rem .5rem;transition:border-color .25s,background .25s,transform .15s;display:grid}.compare-prop-row.best-value{border-color:var(--calc-tier-good);background:#34d3990f;transform:translate(2px)}.cmp-name,.cmp-price,.cmp-area{background:var(--calc-bg-input);border:1px solid var(--calc-border-strong);border-radius:calc(var(--calc-radius-md) - 2px);color:var(--calc-text-primary);font-family:var(--calc-font-mono);outline:none;width:100%;min-width:0;padding:.4rem .6rem;font-size:.9rem;transition:border-color .15s}.cmp-name:focus,.cmp-price:focus,.cmp-area:focus{border-color:var(--calc-gold)}.cmp-result{color:var(--calc-text-primary);font-family:var(--calc-font-mono);text-align:right;white-space:nowrap;font-size:.9rem;font-weight:600}.compare-prop-row.best-value .cmp-result{color:var(--calc-tier-good)}.best-value-callout{border-radius:var(--calc-radius-md);color:var(--calc-text-primary);background:#34d39914;border:1px solid #34d3994d;flex-wrap:wrap;align-items:center;gap:.3rem;margin-top:1rem;padding:.75rem 1rem;font-size:.9rem;display:flex}.best-icon{color:var(--calc-tier-good);margin-right:.1rem;font-weight:700}.page-sections-outer{max-width:1400px;margin:0 auto;padding:0 1.5rem 3rem}@media (width<=768px){.inputs-grid{grid-template-columns:1fr}.compare-header-row,.compare-prop-row{grid-template-columns:2fr 1fr 1fr 1.2fr}}@media (width<=480px){.compare-header-row,.compare-prop-row{grid-template-columns:2fr 1.5fr;gap:.5rem}.compare-header-row span:nth-child(2),.compare-header-row span:nth-child(3),.compare-prop-row .cmp-price,.compare-prop-row .cmp-area{display:none}}[data-theme=light] .input-card,[data-theme=light] .result-card{background:#fff;border-color:#0000001f;box-shadow:0 1px 4px #0000000f}[data-theme=light] .tab-btn{color:#64748b}[data-theme=light] .tab-btn:hover{color:#0f172a}[data-theme=light] .tab-btn.active{color:#b45309;border-bottom-color:#b45309}[data-theme=light] .toggle-btn{color:#475569;background:#f0f4f9;border-color:#0000001f}[data-theme=light] .toggle-btn.active{color:#fff;background:#b45309;border-color:#b45309}[data-theme=light] .input-prefix-wrap{background:#f0f4f9;border-color:#00000026}[data-theme=light] .input-prefix{color:#475569}[data-theme=light] .input-prefix-wrap input{color:#0f172a}[data-theme=light] .input-prefix-wrap:focus-within{border-color:#b45309}[data-theme=light] .area-input-row input{color:#0f172a;background:#f0f4f9;border-color:#00000026}[data-theme=light] .area-input-row input:focus{border-color:#b45309}[data-theme=light] .unit-toggle-group{border-color:#00000026}[data-theme=light] .unit-btn{color:#475569;background:#f0f4f9}[data-theme=light] .unit-btn.active{color:#fff;background:#b45309}[data-theme=light] .result-value{color:#b45309}[data-theme=light] .compare-prop-row{background:#f8fafc;border-color:#0000001a}[data-theme=light] .compare-prop-row.best-value{background:#f0fdf4;border-color:#04785759}[data-theme=light] .compare-prop-row.best-value .cmp-result{color:#047857}[data-theme=light] .cmp-name,[data-theme=light] .cmp-price,[data-theme=light] .cmp-area{color:#0f172a;background:#fff;border-color:#00000026}[data-theme=light] .cmp-name:focus,[data-theme=light] .cmp-price:focus,[data-theme=light] .cmp-area:focus{border-color:#b45309}[data-theme=light] .cmp-result{color:#0f172a}[data-theme=light] .best-value-callout{color:#0f172a;background:#f0fdf4;border-color:#0478574d}[data-theme=light] .best-icon{color:#047857}[data-theme=light] .compare-header-row,[data-theme=light] .tab-bar{border-color:#0000001a}.chart-skeleton{background:linear-gradient(90deg, var(--calc-bg-card) 25%, var(--calc-bg-glass) 50%, var(--calc-bg-card) 75%);border-radius:var(--calc-radius-md);background-size:200% 100%;width:100%;height:100%;animation:1.4s infinite skeleton-shimmer}@keyframes skeleton-shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.trust-block{background:var(--calc-bg-card);border:1px solid var(--calc-border-default);border-left:3px solid var(--calc-gold);border-radius:var(--calc-radius-lg);margin-top:1.5rem;padding:1.25rem 1.5rem}.trust-header{flex-wrap:wrap;align-items:center;gap:.75rem;margin-bottom:.9rem;display:flex}.trust-badge{color:var(--calc-gold);letter-spacing:.04em;text-transform:uppercase;background:#fbbf241f;border:1px solid #fbbf244d;border-radius:4px;padding:.2rem .6rem;font-size:.78rem;font-weight:700}.trust-dates{color:var(--calc-text-dim);font-size:.78rem}.trust-body p{color:var(--calc-text-faded);margin:0 0 .75rem;font-size:.85rem;line-height:1.7}.trust-refs{border-top:1px solid var(--calc-border-subtle);color:var(--calc-text-faded);margin:.75rem 0;padding-top:.75rem;font-size:.82rem}.trust-refs ul{margin:.4rem 0 0 1.1rem;padding:0}.trust-refs li{margin-bottom:.35rem;line-height:1.5}.trust-refs a{color:var(--calc-cyan);text-decoration:underline}.trust-disclaimer{border-top:1px solid var(--calc-border-subtle);color:var(--calc-text-dim);margin-top:.5rem;padding-top:.5rem;font-size:.78rem}[data-theme=light] .trust-block{background:#fff;border-color:#0000001f #0000001f #0000001f #b45309;box-shadow:0 1px 4px #0000000f}[data-theme=light] .trust-badge{color:#b45309;background:#b4530914;border-color:#b4530940}[data-theme=light] .trust-refs a{color:#0891b2}