html.public-site{box-sizing:border-box;font-family:var(--font-family-base);background-color:var(--color-bg);color:var(--color-text);line-height:1.6;margin:0;padding:0;width:100%;max-width:100%;overflow-x:hidden;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}html.public-site *,html.public-site *::before,html.public-site *::after{box-sizing:inherit}html.public-site body{margin:0;padding:0;width:100%;max-width:100%;overflow-x:hidden}html.public-site .container{width:100%;max-width:1180px;margin:0 auto;padding:0 1.5rem}html.public-site .header{background:rgba(255,255,255,0.92);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--color-border);position:sticky;top:0;z-index:100;box-shadow:0 1px 0 rgba(79,70,229,0.06)}html.public-site .header-inner{display:flex;align-items:center;justify-content:space-between;height:68px}html.public-site .logo{display:flex;align-items:center;gap:0.6rem;text-decoration:none;font-size:1.35rem;font-weight:800;color:var(--color-primary);letter-spacing:-0.5px}html.public-site .logo-icon{background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-accent) 100%);color:#fff;width:40px;height:40px;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;font-weight:900;font-size:1.1rem;box-shadow:0 4px 12px rgba(79,70,229,0.35)}html.public-site .nav-menu{display:flex;align-items:center;gap:0.25rem;list-style:none;margin:0;padding:0}html.public-site .nav-link{color:var(--color-text-muted);text-decoration:none;font-weight:500;font-size:0.9rem;padding:0.5rem 0.85rem;border-radius:var(--radius-sm);transition:all 0.18s ease;white-space:nowrap}html.public-site .nav-link:hover,html.public-site .nav-link.active{color:var(--color-primary);background-color:var(--color-primary-light)}html.public-site .nav-dropdown{position:relative}html.public-site .dropdown-menu{position:absolute;top:calc(100%+8px);left:0;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);min-width:230px;display:none;flex-direction:column;padding:0.5rem;z-index:10}html.public-site .nav-dropdown:hover .dropdown-menu{display:flex}html.public-site .dropdown-item{padding:0.55rem 0.85rem;color:var(--color-text);text-decoration:none;font-size:0.88rem;font-weight:500;border-radius:var(--radius-sm);transition:all 0.15s}html.public-site .dropdown-item:hover{background-color:var(--result-highlight-light);color:var(--color-primary)}html.public-site .mobile-nav-toggle{display:none;background:none;border:none;font-size:1.5rem;cursor:pointer;color:var(--color-text);padding:0.5rem;border-radius:var(--radius-sm)}html.public-site .page-hero{text-align:center;padding:3rem 0 2rem;position:relative;overflow:hidden;max-width:100%}html.public-site .page-hero::before{content:'';position:absolute;top:-100px;left:50%;transform:translateX(-50%);width:100%;max-width:600px;height:350px;background:radial-gradient(ellipse at center,rgba(79,70,229,0.08) 0%,transparent 70%);pointer-events:none}html.public-site .page-title{font-size:clamp(1.8rem,4vw,2.75rem);font-weight:900;color:var(--color-text);margin:0 0 0.75rem;letter-spacing:-1px;line-height:1.1}html.public-site .page-title span.accent{background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-accent) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}html.public-site .page-description{font-size:1.1rem;color:var(--color-text-muted);max-width:700px;margin:0 auto;line-height:1.7}html.public-site .tool-badges{display:flex;gap:0.75rem;justify-content:center;flex-wrap:wrap;margin-top:1.25rem}html.public-site .tool-badge{background:#e0e7ff;color:#312e81;font-size:0.82rem;font-weight:700;padding:0.35rem 0.85rem;border-radius:9999px;border:1px solid #c7d2fe}html.public-site .solver-tabs-wrapper{margin:0 auto 1.5rem;max-width:1080px;width:100%;box-sizing:border-box}html.public-site .solver-tabs-container{display:flex;gap:0.4rem;align-items:center;justify-content:center;flex-wrap:wrap;padding:0.5rem 0.65rem;background:var(--color-surface);border:1.5px solid var(--color-border);border-radius:var(--radius-xl);box-shadow:var(--shadow-md);width:100%;box-sizing:border-box}html.public-site .solver-tab-item{display:inline-flex;align-items:center;justify-content:center;padding:0.48rem 0.85rem;border-radius:9999px;text-decoration:none;font-weight:700;font-size:0.83rem;white-space:nowrap;transition:all 0.2s ease;color:#475569;background:#f8fafc;border:1px solid var(--color-border)}html.public-site .solver-tab-item.active{background:linear-gradient(135deg,var(--color-primary) 0%,#4338ca 100%);color:#ffffff !important;border-color:transparent;box-shadow:0 4px 12px rgba(79,70,229,0.25)}html.public-site .solver-tab-item:not(.active):hover{background:var(--color-primary-light);color:var(--color-primary);border-color:rgba(79,70,229,0.3);transform:translateY(-1px)}html.public-site .solver-tabs-container::-webkit-scrollbar{display:none}html.public-site .tab-dropdown-item:hover{background:var(--color-primary-light);color:var(--color-primary);transform:translateX(2px)}html.public-site .main-content{padding:1rem 0 5rem;min-height:calc(100vh - 200px)}html.public-site .calc-container{max-width:980px;margin:0 auto 3rem;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-xl);box-shadow:var(--shadow-xl);padding:2.25rem;position:relative;overflow:hidden}html.public-site .calc-container::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--color-primary) 0%,var(--color-accent) 100%)}html.public-site .calc-input-group{margin-bottom:1.25rem}html.public-site .calc-label{display:block;font-weight:600;font-size:0.88rem;margin-bottom:0.4rem;color:var(--color-text-muted);text-transform:uppercase;letter-spacing:0.04em}html.public-site .calc-input,html.public-site .calc-select{width:100%;padding:0.8rem 1rem;font-size:1rem;font-family:var(--font-family-base);border:1.5px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface);color:var(--color-text);transition:border-color 0.18s,box-shadow 0.18s;min-height:48px}html.public-site .calc-input:focus,html.public-site .calc-select:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 4px rgba(79,70,229,0.12)}html.public-site .btn{display:inline-flex;align-items:center;justify-content:center;gap:0.5rem;padding:0.8rem 1.75rem;font-size:1rem;font-weight:700;font-family:var(--font-family-base);border-radius:var(--radius-md);border:none;cursor:pointer;transition:all 0.2s ease;min-height:48px;text-decoration:none;letter-spacing:-0.01em}html.public-site .btn-primary{background:linear-gradient(135deg,var(--color-primary) 0%,#6d28d9 100%);color:#fff;box-shadow:0 4px 14px rgba(79,70,229,0.4)}html.public-site .btn-primary:hover{background:linear-gradient(135deg,var(--color-primary-hover) 0%,#5b21b6 100%);box-shadow:0 6px 20px rgba(79,70,229,0.5);transform:translateY(-1px)}html.public-site .btn-primary:active{transform:translateY(0)}html.public-site .btn-secondary{background:var(--color-surface);color:var(--color-primary);border:1.5px solid var(--color-primary)}html.public-site .btn-secondary:hover{background:var(--color-primary-light);transform:translateY(-1px)}html.public-site .basic-calc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0.6rem;margin-top:1rem}html.public-site .calc-btn{padding:0.9rem;font-size:1.15rem;font-weight:600;font-family:var(--font-family-base);background:#f8fafc;border:1.5px solid var(--color-border);border-radius:var(--radius-md);cursor:pointer;min-height:52px;transition:all 0.15s ease;color:var(--color-text)}html.public-site .calc-btn:hover{background:var(--color-primary-light);border-color:rgba(79,70,229,0.3);color:var(--color-primary);transform:scale(1.03)}html.public-site .calc-btn:active{transform:scale(0.97)}html.public-site .calc-btn.op-btn{background:linear-gradient(135deg,var(--color-primary) 0%,#6d28d9 100%);color:#fff;border-color:transparent;box-shadow:0 2px 8px rgba(79,70,229,0.3)}html.public-site .calc-btn.op-btn:hover{background:linear-gradient(135deg,var(--color-primary-hover) 0%,#5b21b6 100%);color:#fff;box-shadow:0 4px 12px rgba(79,70,229,0.45)}html.public-site .solution-card{background:var(--result-highlight-light);border:1.5px solid rgba(79,70,229,0.15);border-radius:var(--radius-lg);padding:2rem;margin-top:2rem;animation:fadeSlideIn 0.3s ease}@keyframes fadeSlideIn{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}html.public-site .solution-header{margin-top:0;font-size:1.25rem;font-weight:800;color:var(--color-primary);border-bottom:2px solid rgba(79,70,229,0.12);padding-bottom:0.75rem;margin-bottom:1.25rem}html.public-site .solution-steps{padding-left:1.5rem;margin:0 0 1.5rem}html.public-site .solution-steps li{margin-bottom:0.75rem;font-size:1rem;line-height:1.7;color:var(--color-text)}html.public-site .solution-final{background:white;border:2px solid var(--color-primary);border-radius:var(--radius-md);padding:1.25rem 1.5rem;font-size:1.2rem;font-weight:800;color:var(--color-text);display:flex;align-items:center;gap:0.75rem}html.public-site .solution-final::before{content:'✓';background:var(--color-primary);color:white;width:28px;height:28px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:0.9rem;flex-shrink:0}html.public-site .highlight-ans{color:var(--color-primary)}html.public-site .matrix-grid{display:grid;gap:0.5rem;margin:1rem 0}html.public-site .matrix-cell{text-align:center;padding:0.65rem;font-size:1rem;font-family:var(--font-family-mono);border:1.5px solid var(--color-border);border-radius:var(--radius-sm);background:#f8fafc;transition:border-color 0.15s}html.public-site .matrix-cell:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px rgba(79,70,229,0.1)}html.public-site .age-result-card{text-align:center;background:linear-gradient(135deg,var(--result-highlight-light) 0%,#e0e7ff 100%);border:1.5px solid rgba(79,70,229,0.15);padding:2.5rem;border-radius:var(--radius-xl);margin-top:2rem;animation:fadeSlideIn 0.3s ease}html.public-site .age-primary-result{font-size:1.4rem;font-weight:800;color:var(--color-primary);display:flex;gap:1.5rem;justify-content:center;align-items:baseline;flex-wrap:wrap}html.public-site .age-num{font-size:3rem;font-weight:900;color:var(--color-primary);letter-spacing:-2px;line-height:1}html.public-site .age-unit{font-size:1rem;color:var(--color-text-muted);margin-left:-0.5rem;font-weight:500}html.public-site .age-sub-details{display:flex;justify-content:center;gap:2rem;margin-top:2rem;padding-top:1.5rem;border-top:1px solid rgba(79,70,229,0.1);flex-wrap:wrap}html.public-site .age-stat{display:flex;flex-direction:column;align-items:center;gap:0.25rem}html.public-site .stat-label{font-size:0.8rem;color:var(--color-text-muted);text-transform:uppercase;letter-spacing:0.04em}html.public-site .tool-card{background:var(--color-surface);border:1.5px solid var(--color-border);border-radius:var(--radius-lg);padding:1.75rem;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;justify-content:space-between;gap:1rem;transition:box-shadow 0.2s,border-color 0.2s,transform 0.2s}html.public-site .tool-card:hover{box-shadow:var(--shadow-lg);border-color:rgba(79,70,229,0.25);transform:translateY(-3px)}html.public-site .tool-card-icon{width:48px;height:48px;background:var(--color-primary-light);border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;font-size:1.5rem;margin-bottom:0.25rem}html.public-site .tool-card h3{margin:0 0 0.4rem;font-size:1.15rem;font-weight:700}html.public-site .tool-card h3 a{color:var(--color-text);text-decoration:none;transition:color 0.15s}html.public-site .tool-card h3 a:hover{color:var(--color-primary)}html.public-site .tool-card p{color:var(--color-text-muted);font-size:0.9rem;line-height:1.6;margin:0}html.public-site .alert{padding:1rem 1.25rem;border-radius:var(--radius-md);font-size:0.95rem;font-weight:500;margin-bottom:1rem}html.public-site .alert-error{background:#fef2f2;border:1px solid #fecaca;color:#991b1b}html.public-site .alert-success{background:#f0fdf4;border:1px solid #bbf7d0;color:#166534}html.public-site .article-content{max-width:860px;margin:0 auto;font-size:1.05rem;line-height:1.85}html.public-site .article-body h2.article-heading{font-size:1.65rem;font-weight:800;margin:2.75rem 0 1.15rem;color:var(--color-text);letter-spacing:-0.02em;border-bottom:2px solid var(--color-primary-light);padding-bottom:0.6rem;position:relative}html.public-site .article-body h2.article-heading::after{content:'';position:absolute;bottom:-2px;left:0;width:60px;height:3px;background:var(--color-primary);border-radius:2px}html.public-site .article-body h2.article-heading:empty,html.public-site .article-body h3.article-heading:empty{display:none !important}html.public-site .article-body h3.article-heading{font-size:1.3rem;font-weight:700;margin:2.25rem 0 0.85rem;color:var(--color-text)}html.public-site .article-paragraph{margin-bottom:1.35rem;color:#334155;font-size:1.05rem;line-height:1.85}html.public-site .article-paragraph a{color:var(--color-primary);font-weight:600;text-decoration:underline;text-decoration-color:rgba(79,70,229,0.35);transition:all 0.15s ease}html.public-site .article-paragraph a:hover{color:var(--color-primary-hover);text-decoration-color:var(--color-primary)}html.public-site .infobox{padding:1.35rem 1.65rem;border-radius:0 14px 14px 0;margin:2.25rem 0;border-left:5px solid var(--color-primary);background:linear-gradient(135deg,rgba(79,70,229,0.08) 0%,rgba(248,250,252,0.95) 100%);box-shadow:0 4px 14px rgba(0,0,0,0.03)}html.public-site .infobox-tip{border-left-color:#10b981;background:linear-gradient(135deg,rgba(16,185,129,0.08) 0%,rgba(248,250,252,0.95) 100%)}html.public-site .infobox-warning{border-left-color:#f59e0b;background:linear-gradient(135deg,rgba(245,158,11,0.08) 0%,rgba(248,250,252,0.95) 100%)}html.public-site .infobox-danger{border-left-color:#ef4444;background:linear-gradient(135deg,rgba(239,68,68,0.08) 0%,rgba(248,250,252,0.95) 100%)}html.public-site .infobox-header{font-weight:800;font-size:1.05rem;color:#0f172a;margin-bottom:0.5rem;display:flex;align-items:center;gap:0.5rem}html.public-site .infobox-body{font-size:0.98rem;color:#334155;line-height:1.75}html.public-site .infobox-body ul{margin:0.5rem 0 0;padding-left:1.25rem}html.public-site .infobox-body li{margin-bottom:0.4rem}html.public-site .copy-list-box{background:linear-gradient(180deg,#ffffff 0%,#f8fafc 100%);border:1.5px solid var(--color-border);border-radius:var(--radius-xl);padding:1.75rem;margin:2.25rem 0;box-shadow:0 4px 18px rgba(0,0,0,0.04)}html.public-site .copylist-title{font-size:1.25rem;font-weight:800;color:var(--color-primary);margin:0 0 0.5rem;border-bottom:2px solid rgba(79,70,229,0.12);padding-bottom:0.5rem}html.public-site .copylist-intro{font-size:0.95rem;color:var(--color-text-muted);margin-bottom:1.25rem;font-weight:500}html.public-site .copylist-row{background:#ffffff;border:1px solid var(--color-border);border-radius:var(--radius-md);padding:0.9rem 1.25rem;margin-bottom:0.65rem;display:flex;align-items:center;justify-content:space-between;gap:1rem;transition:all 0.2s ease}html.public-site .copylist-row:hover{border-color:var(--color-primary);box-shadow:0 3px 12px rgba(79,70,229,0.09);transform:translateX(2px)}html.public-site .copylist-num{background:linear-gradient(135deg,var(--color-primary) 0%,#4338ca 100%);color:#ffffff;width:24px;height:24px;border-radius:50%;font-size:0.78rem;font-weight:800;display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:0.15rem}html.public-site .copylist-text{font-size:0.98rem;color:#1e293b;line-height:1.6}html.public-site .btn-copy-item{background:var(--color-primary-light);color:var(--color-primary);border:1px solid rgba(79,70,229,0.25);border-radius:var(--radius-sm);padding:0.4rem 0.85rem;font-size:0.82rem;font-weight:700;cursor:pointer;white-space:nowrap;transition:all 0.15s ease;flex-shrink:0}html.public-site .btn-copy-item:hover{background:var(--color-primary);color:#ffffff;border-color:var(--color-primary);transform:translateY(-1px)}html.public-site .faq-badge{background:var(--color-primary-light);color:var(--color-primary);font-size:0.78rem;font-weight:800;padding:0.2rem 0.6rem;border-radius:6px;letter-spacing:0.03em;flex-shrink:0}html.public-site details.faq-item[open] .faq-badge{background:var(--color-primary);color:#ffffff}html.public-site .faq-section{margin:3rem 0}html.public-site .faq-accordion{display:flex;flex-direction:column;gap:0.85rem}html.public-site .faq-item{border:1.5px solid var(--color-border);border-radius:var(--radius-lg);background:#ffffff;overflow:hidden;transition:all 0.25s ease;box-shadow:0 2px 6px rgba(0,0,0,0.02)}html.public-site .faq-item:hover{border-color:var(--color-primary);box-shadow:0 4px 14px rgba(79,70,229,0.08)}html.public-site details.faq-item[open]{border-color:var(--color-primary);box-shadow:0 6px 20px rgba(79,70,229,0.12)}html.public-site .faq-question{padding:1.15rem 1.5rem;cursor:pointer;font-weight:700;font-size:1.05rem;color:#0f172a;list-style:none;display:flex;justify-content:space-between;align-items:center;background:#ffffff;transition:background 0.15s ease;user-select:none}html.public-site .faq-question:hover{color:var(--color-primary)}html.public-site details.faq-item[open]>.faq-question{background:linear-gradient(135deg,rgba(79,70,229,0.08) 0%,rgba(99,102,241,0.03) 100%);color:var(--color-primary);border-bottom:1.5px solid rgba(79,70,229,0.12)}html.public-site .faq-icon{font-size:0.85rem;color:var(--color-text-muted);transition:transform 0.25s ease,color 0.25s ease}html.public-site details.faq-item[open] .faq-icon{transform:rotate(180deg);color:var(--color-primary)}html.public-site .faq-answer{padding:1.35rem 1.5rem;font-size:1rem;color:#475569;line-height:1.75;background:#ffffff}html.public-site .json-content-table-wrapper{margin:2.5rem 0;border-radius:var(--radius-xl);overflow-x:auto;-webkit-overflow-scrolling:touch;border:1.5px solid var(--color-border);box-shadow:0 4px 18px rgba(0,0,0,0.04);background:#ffffff;width:100%;max-width:100%;box-sizing:border-box}html.public-site .table-caption{font-size:1.1rem;font-weight:800;color:#0f172a;padding:1.15rem 1.5rem;background:#f8fafc;margin:0;border-bottom:1.5px solid var(--color-border);display:flex;align-items:center;gap:0.5rem;width:100%;box-sizing:border-box}html.public-site .table-caption::before{content:'📊'}html.public-site .article-table{width:100%;border-collapse:collapse;margin:0;font-size:0.95rem}html.public-site .article-table th{background:linear-gradient(135deg,var(--color-primary) 0%,#4338ca 100%);color:#ffffff;font-weight:700;font-size:0.9rem;text-transform:uppercase;letter-spacing:0.05em;padding:1.1rem 1.25rem;text-align:left;border:none}html.public-site .article-table td{padding:0.95rem 1.25rem;border-bottom:1px solid #f1f5f9;color:#334155;font-size:0.95rem;line-height:1.6}html.public-site .article-table tbody tr:nth-child(even){background:#f8fafc}html.public-site .article-table tbody tr:hover{background:rgba(79,70,229,0.05)}html.public-site .article-table td.num-col{font-family:var(--font-family-mono);font-weight:600;color:var(--color-primary)}html.public-site .tool-embed-cta{background:linear-gradient(135deg,var(--result-highlight-light) 0%,#e0e7ff 100%);border:1.5px solid rgba(79,70,229,0.2);border-radius:var(--radius-lg);padding:2rem;text-align:center;margin:2rem 0}html.public-site .tool-embed-cta h3{margin:0 0 0.5rem;color:var(--color-primary)}html.public-site .tool-embed-cta p{color:var(--color-text-muted);margin-bottom:1.25rem}html.public-site .section-header{font-size:1.8rem;font-weight:900;text-align:center;margin:0 0 2rem;letter-spacing:-0.5px}html.public-site .section-subheader{text-align:center;color:var(--color-text-muted);margin:-1.25rem 0 2rem;font-size:1rem}html.public-site .footer{background:#0f172a;color:#94a3b8;padding:4rem 0 2rem;border-top:1px solid #1e293b;margin-top:4rem}html.public-site .footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:3rem;margin-bottom:3rem}html.public-site .footer-brand p{font-size:0.9rem;line-height:1.7;margin-top:0.75rem;max-width:260px}html.public-site .footer-logo{display:flex;align-items:center;gap:0.5rem;font-size:1.2rem;font-weight:800;color:#fff;text-decoration:none}html.public-site .footer-logo-icon{background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-accent) 100%);width:36px;height:36px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-weight:900;color:#fff}html.public-site .footer-title{color:#f8fafc;font-size:0.85rem;font-weight:700;text-transform:uppercase;letter-spacing:0.08em;margin-bottom:1rem}html.public-site .footer-links{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:0.5rem}html.public-site .footer-links a{color:#cbd5e1;text-decoration:none;font-size:0.92rem;font-weight:500;transition:color 0.2s ease,transform 0.2s ease;display:inline-block}html.public-site .footer-links a:hover{color:#38bdf8;transform:translateX(2px)}html.public-site .footer-bottom{display:flex;align-items:center;justify-content:space-between;border-top:1px solid #1e293b;padding-top:1.5rem;font-size:0.85rem;gap:1rem;flex-wrap:wrap}html.public-site .history-empty{color:var(--color-text-muted);font-style:italic;font-size:0.9rem}html.public-site .history-item{padding:0.3rem 0;font-family:var(--font-family-mono);font-size:0.85rem;border-bottom:1px solid var(--color-border);color:var(--color-text-muted)}html.public-site .related-pages{display:flex;flex-wrap:wrap;gap:0.75rem;margin-top:3rem;padding-top:2rem;border-top:1px solid var(--color-border)}html.public-site .related-page-link{background:var(--color-surface);border:1.5px solid var(--color-border);color:var(--color-text);text-decoration:none;padding:0.55rem 1rem;border-radius:var(--radius-md);font-size:0.88rem;font-weight:500;transition:all 0.15s}html.public-site .related-page-link:hover{border-color:var(--color-primary);color:var(--color-primary);background:var(--result-highlight-light)}html.public-site .breadcrumbs{display:flex;align-items:center;gap:0.4rem;font-size:0.85rem;color:var(--color-text-muted);margin-bottom:1.5rem;flex-wrap:wrap}html.public-site .breadcrumbs a{color:var(--color-primary);text-decoration:none}html.public-site .breadcrumbs a:hover{text-decoration:underline}html.public-site .breadcrumbs span{color:var(--color-text-muted)}html.public-site .responsive-two-col{display:grid;grid-template-columns:1fr 1fr;gap:2.5rem;align-items:center;box-sizing:border-box;width:100%}html.public-site .responsive-features-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem;box-sizing:border-box;width:100%}html.public-site .responsive-section-card{margin-top:5rem;background:var(--color-surface);border:1.5px solid var(--color-border);border-radius:var(--radius-xl);padding:3rem 2.5rem;box-shadow:var(--shadow-md);box-sizing:border-box;width:100%}html.public-site .privacy-trust-card{margin-top:4rem;background:linear-gradient(135deg,#0f172a 0%,#1e293b 100%);color:#ffffff;border-radius:var(--radius-xl);padding:3rem 2.5rem;display:grid;grid-template-columns:1fr 1fr;gap:2.5rem;align-items:center;box-sizing:border-box;width:100%}@media (max-width:900px){html.public-site .footer-grid{grid-template-columns:1fr 1fr;gap:2rem}}@media (max-width:768px){html.public-site .nav-menu{display:none}html.public-site .header .container{padding-left:0.85rem !important;padding-right:0.4rem !important}html.public-site .mobile-nav-toggle{display:flex !important;align-items:center;justify-content:center;margin-left:auto;padding:0.4rem 0.25rem;font-size:1.65rem}html.public-site .footer-grid{grid-template-columns:1fr;gap:1.5rem}html.public-site .calc-container{padding:1.25rem 1rem !important;border-radius:var(--radius-lg) !important;width:100% !important;max-width:100% !important;box-sizing:border-box !important}html.public-site .page-title{font-size:1.75rem !important;line-height:1.25}html.public-site .section-header{font-size:1.5rem !important}html.public-site .section-subheader{font-size:0.92rem !important}html.public-site .basic-calc-grid{grid-template-columns:repeat(4,1fr);gap:0.4rem}html.public-site .calc-btn{min-height:46px;font-size:1.1rem;padding:0.75rem 0.25rem}html.public-site #calc-display{font-size:1.8rem !important;height:60px !important;padding:0 0.85rem !important}html.public-site .responsive-two-col{grid-template-columns:1fr !important;gap:1.75rem !important}html.public-site .responsive-section-card{margin-top:3rem !important;padding:2rem 1.25rem !important;border-radius:var(--radius-lg) !important}html.public-site .privacy-trust-card{margin-top:2.5rem !important;padding:2rem 1.25rem !important;grid-template-columns:1fr !important;gap:1.5rem !important;border-radius:var(--radius-lg) !important}html.public-site .age-sub-details{flex-direction:column;gap:0.75rem}html.public-site .footer-bottom{flex-direction:column;text-align:center}html.public-site .solver-tabs-container{justify-content:flex-start !important;flex-wrap:nowrap !important;overflow-x:auto !important;-webkit-overflow-scrolling:touch !important;scrollbar-width:none !important;padding:0.4rem 0.5rem !important;border-radius:var(--radius-lg) !important}html.public-site .solver-tabs-container::-webkit-scrollbar{display:none}html.public-site .solver-tab-item{padding:0.4rem 0.75rem !important;font-size:0.8rem !important;flex-shrink:0 !important}html.public-site .solver-tab-item.tab-home{order:1 !important}html.public-site .solver-tab-item.tab-scientific-calculator{order:2 !important}html.public-site .solver-tab-item.tab-calculus-solver{order:3 !important}html.public-site .solver-tab-item.tab-precalculus-solver{order:4 !important}html.public-site .solver-tab-item.tab-equation-solver{order:5 !important}html.public-site .solver-tab-item.tab-matrix-calculator{order:6 !important}html.public-site .solver-tab-item.tab-age-calculator{order:7 !important}}@media (max-width:480px){html.public-site .container{padding:0 0.85rem !important}html.public-site .page-hero{padding:1.5rem 0 1rem !important}html.public-site .calc-container{padding:1rem 0.65rem !important}html.public-site .sci-btn{padding:0.5rem 0.15rem !important;font-size:0.8rem !important;min-height:40px !important}html.public-site .responsive-features-grid{grid-template-columns:1fr !important;gap:1.25rem !important}html.public-site .tool-card{padding:1.25rem 1rem !important}}