:root{--accent:var(--calc-color-daily)}.main-container{max-width:1200px;margin:0 auto;padding:24px}.calc-title{color:var(--calc-text-primary);margin-bottom:8px;font-size:2rem;font-weight:700}.calc-subtitle{color:var(--calc-text-faded);margin-bottom:24px;font-size:.95rem}.tab-nav{border-bottom:1px solid var(--calc-border-default);gap:4px;margin-bottom:20px;display:flex;overflow-x:auto}.tab-btn{color:var(--calc-text-faded);cursor:pointer;font-family:var(--calc-font-headline);white-space:nowrap;background:0 0;border:none;border-bottom:2px solid #0000;padding:10px 16px;font-size:.9rem}.tab-btn.active{color:var(--accent);border-bottom-color:var(--accent);font-weight:600}.tab-btn:hover{color:var(--accent)}.tab-content{display:none}.tab-content.active{display:block}.calc-layout{grid-template-columns:1fr 1fr;align-items:start;gap:20px;display:grid}@media (width<=900px){.calc-layout{grid-template-columns:1fr}}.card{background:var(--calc-bg-card);border:1px solid var(--calc-border-default);border-radius:var(--calc-radius-lg);padding:20px}.section-title{color:var(--accent);letter-spacing:.06em;text-transform:uppercase;margin-bottom:14px;font-size:.8rem;font-weight:700}.form-group{margin-bottom:18px}.form-label{color:var(--calc-text-faded);margin-bottom:6px;font-size:.85rem;display:block}.form-hint{color:var(--calc-text-dim);margin-top:6px;font-size:.78rem;display:block}.glass-input,.glass-select{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);width:100%;padding:10px 12px;font-size:1.05rem}.glass-input:focus,.glass-select:focus{border-color:var(--accent);outline:none}.glass-select option{background:var(--calc-bg-card);color:var(--calc-text-primary)}.shape-chip:focus-visible,.tab-btn:focus-visible{outline-offset:2px;outline:2px solid #0000;box-shadow:0 0 0 3px #22d3ee66}.action-bar{flex-wrap:wrap;gap:8px;margin-bottom:16px;display:flex}.action-btn{background:var(--calc-bg-input);border:1px solid var(--calc-border-strong);border-radius:var(--calc-radius-md);color:var(--calc-text-faded);cursor:pointer;align-items:center;gap:6px;padding:7px 12px;font-size:.8rem;display:flex}.action-btn:hover{background:var(--calc-bg-card-elevated);color:var(--calc-text-primary)}.hero-result{text-align:center;padding:12px 0 4px}.hero-label{color:var(--calc-text-faded);letter-spacing:.07em;text-transform:uppercase;margin-bottom:4px;font-size:.8rem}.hero-value{color:var(--accent);font-size:2.6rem;font-weight:800;line-height:1.1}.hero-sub{color:var(--calc-text-dim);margin-top:6px;font-size:.82rem}.formula-strip{border-radius:var(--calc-radius-md);text-align:center;background:#34d39914;border:1px solid #34d39933;margin:16px 0;padding:10px 14px}.formula-pill{color:var(--calc-emerald);font-family:var(--calc-font-mono);font-size:.82rem}.result-interpretation{color:var(--calc-text-faded);text-align:center;margin-top:12px;font-size:.88rem;line-height:1.5}.section-heading{color:var(--calc-text-primary);font-family:var(--calc-font-headline);margin:0 0 10px;font-size:1.2rem}.tab-note{color:var(--calc-text-faded);margin-bottom:14px;font-size:.88rem}.table-wrap{overflow-x:auto}.data-table{border-collapse:collapse;width:100%}.data-table th,.data-table td{border-bottom:1px solid var(--calc-border-subtle);text-align:left;padding:10px 12px}.data-table th{color:var(--calc-text-faded);text-transform:uppercase;letter-spacing:.04em;font-size:.78rem}.data-table td{color:var(--calc-text-primary);font-family:var(--calc-font-mono);font-size:.92rem}.activity-row--current{background:#22d3ee14}[data-theme=light] .tab-btn{color:var(--calc-text-faded)}[data-theme=light] .tab-btn.active{color:var(--accent);border-bottom-color:var(--accent)}[data-theme=light] .card{background:#fff;border-color:#0000001f;box-shadow:0 2px 12px #00000017}[data-theme=light] .glass-input,[data-theme=light] .glass-select{color:var(--calc-text-primary);background:#f0f4f9;border-color:#00000026}[data-theme=light] .glass-input::placeholder{color:#0006}[data-theme=light] .glass-select option{background:#fff}[data-theme=light] .section-title{color:var(--accent)}[data-theme=light] .form-label{color:#475569}[data-theme=light] .form-hint{color:#64748b}[data-theme=light] .shape-chip:focus-visible,[data-theme=light] .tab-btn:focus-visible{box-shadow:0 0 0 3px #0891b266}[data-theme=light] .action-btn{color:#475569;background:#edf2f9;border-color:#0000001f}[data-theme=light] .action-btn:hover{color:var(--calc-text-primary);background:#e2e8f0}[data-theme=light] .hero-label{color:#475569}[data-theme=light] .hero-value{color:var(--accent)}[data-theme=light] .hero-sub{color:#64748b}[data-theme=light] .formula-strip{background:#04785714;border-color:#04785733}[data-theme=light] .formula-pill{color:#047857}[data-theme=light] .result-interpretation{color:#475569}[data-theme=light] .section-heading{color:var(--calc-text-primary)}[data-theme=light] .tab-note,[data-theme=light] .data-table th{color:#475569}[data-theme=light] .data-table td{color:var(--calc-text-primary)}[data-theme=light] .data-table th,[data-theme=light] .data-table td{border-bottom-color:#00000014}[data-theme=light] .activity-row--current{background:#0891b214}.faq-list{flex-direction:column;display:flex}.faq-item{border-bottom:1px solid #ffffff0f}.faq-item__question{cursor:pointer;color:var(--calc-text-primary);user-select:none;justify-content:space-between;align-items:center;padding:14px 4px;font-size:.9rem;font-weight:600;list-style:none;transition:color .2s;display:flex}.faq-item__question::-webkit-details-marker{display:none}.faq-item__question:after{content:"+";font-family:var(--calc-font-mono);color:var(--calc-text-faded);flex-shrink:0;margin-left:16px;font-size:1.1rem;transition:color .2s}.faq-item[open] .faq-item__question:after{content:"−";color:var(--accent)}.faq-item__question:hover{color:var(--accent)}.faq-item__answer{color:var(--calc-text-faded);padding:0 4px 14px;font-size:.85rem;line-height:1.75}[data-theme=light] .faq-list{gap:8px}[data-theme=light] .faq-item{background:#fff;border:1px solid #0000001a;border-radius:10px;transition:box-shadow .2s,border-color .2s;overflow:hidden;box-shadow:0 1px 4px #0000000f}[data-theme=light] .faq-item:hover{border-color:#0891b259;box-shadow:0 2px 10px #0891b214}[data-theme=light] .faq-item[open]{border-color:#0891b266 #0891b266 #0891b266 #0891b2;border-left-style:solid;border-left-width:3px;box-shadow:0 2px 12px #0891b21a}[data-theme=light] .faq-item__question{color:#0f172a;padding:14px 16px}[data-theme=light] .faq-item__question:after{color:#64748b}[data-theme=light] .faq-item[open] .faq-item__question:after,[data-theme=light] .faq-item__question:hover{color:#0891b2}[data-theme=light] .faq-item__answer{color:#475569;border-top:1px solid #0000000f;padding:12px 16px 16px}