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h1{font-size:clamp(2.1rem,5vw,3.1rem);font-weight:800;color:#f1f5f9;line-height:1.12;letter-spacing:-.03em;margin:0 0 18px}.st-tools-hero .lead{font-size:1.12rem;color:#94a3b8;line-height:1.7;max-width:640px;margin:0 auto}.st-tools-hub{background:radial-gradient(ellipse 80% 50% at 50% -10%,rgba(0,102,204,6%),transparent 55%),#f4f7fb;padding:48px 0 72px;border-top:1px solid #e8eef5}.st-tools-hub--unified{padding-top:40px}.st-tools-hub-shell{max-width:1120px;margin:0 auto;padding:0 1.25rem}.st-tools-hub-intro{text-align:center;margin-bottom:28px}.st-tools-hub-count{display:inline-flex;align-items:center;gap:6px;margin:0;padding:8px 16px;border-radius:999px;background:#fff;border:1px solid #e2e8f0;color:#64748b;font-size:.88rem;font-weight:600;box-shadow:0 4px 14px -10px rgba(15,42,80,.35)}.st-tools-hub-count strong{color:#06c;font-weight:800}.st-tools-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.st-tools-grid--unified{gap:18px}@media(max-width:960px){.st-tools-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:600px){.st-tools-grid{grid-template-columns:1fr}}.st-tool-card{position:relative;display:flex;flex-direction:column;background:#fff;border:1px solid #e2e8f0;border-radius:18px;padding:22px 22px 18px;text-decoration:none;color:inherit;overflow:hidden;transition:transform .22s cubic-bezier(.2,.8,.2,1),box-shadow .22s,border-color .22s;box-shadow:0 1px rgba(255,255,255,.8)inset,0 12px 32px -24px rgba(15,42,80,.4)}.st-tool-card-accent{position:absolute;left:0;top:0;bottom:0;width:3px;background:linear-gradient(180deg,#0066cc,#60a5fa);opacity:0;transition:opacity .2s}.st-tool-card:hover{transform:translateY(-5px);border-color:#c7ddf8;box-shadow:0 1px rgba(255,255,255,.9)inset,0 22px 40px -20px rgba(0,102,204,.35)}.st-tool-card:hover .st-tool-card-accent{opacity:1}.st-tool-card:hover .st-tool-card-cta{color:#0052a3;gap:10px}.st-tool-card-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.st-tool-card-icon{width:46px;height:46px;border-radius:13px;background:linear-gradient(145deg,#0a1628 0%,#0f2a4a 55%,#0b4a8a 100%);color:#93c5fd;display:flex;align-items:center;justify-content:center;box-shadow:0 10px 18px -10px rgba(10,22,40,.7)}.st-tool-card:hover .st-tool-card-icon{color:#fff;background:linear-gradient(145deg,#0066cc,#2563eb)}.st-tool-card-tag{font-size:.68rem;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:#06c;background:#eff6ff;border:1px solid #dbeafe;border-radius:999px;padding:5px 10px}.st-tool-card-title{font-size:1.12rem;font-weight:800;color:#0f172a;letter-spacing:-.02em;line-height:1.25;margin:0 0 8px}.st-tool-card-desc{margin:0 0 18px;color:#64748b;font-size:.92rem;line-height:1.55;flex:1}.st-tool-card-cta{display:inline-flex;align-items:center;gap:8px;margin-top:auto;padding-top:14px;border-top:1px solid #f1f5f9;font-size:.88rem;font-weight:800;color:#06c;transition:gap .2s,color .2s}.st-tools-bottom{background:#fff;border-top:1px solid #eef2f7;padding:56px 0 72px}.st-tools-bottom-inner{max-width:1120px;margin:0 auto;padding:0 1.25rem;display:grid;grid-template-columns:1.35fr .85fr;gap:22px;align-items:stretch}@media(max-width:800px){.st-tools-bottom-inner{grid-template-columns:1fr}}.st-tools-bottom-copy{background:#f8fafc;border:1px solid #e8eef5;border-radius:20px;padding:28px 28px 24px}.st-tools-bottom-copy h2{font-size:1.35rem;font-weight:800;color:#0f172a;letter-spacing:-.02em;margin:0 0 10px}.st-tools-bottom-copy>p{margin:0 0 16px;color:#64748b;line-height:1.65;font-size:.98rem}.st-tools-bottom-links{display:flex;flex-wrap:wrap;gap:8px}.st-tools-bottom-links a{display:inline-flex;padding:8px 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auto;padding:0 1.25rem;display:grid;grid-template-columns:1fr;gap:20px}@media(min-width:980px){.st-tool-workspace-inner{grid-template-columns:minmax(0,1.05fr)minmax(0,.95fr);align-items:start}}.st-tool-panel{background:#fff;border:1px solid #e2e8f0;border-radius:22px;padding:24px 22px 22px;box-shadow:0 18px 40px -28px rgba(15,42,80,.4)}.st-tool-panel--results{background:linear-gradient(180deg,#0a1628 0%,#0f2744 100%);border-color:#163256;color:#e2e8f0;position:sticky;top:96px}.st-tool-panel-title{font-size:.75rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:#06c;margin:0 0 16px}.st-tool-panel--results .st-tool-panel-title{color:#93c5fd}.st-tool-grid-2{display:grid;grid-template-columns:1fr 1fr;gap:14px}@media(max-width:560px){.st-tool-grid-2{grid-template-columns:1fr}}.st-tool-field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}.st-tool-field label{font-size:.84rem;font-weight:700;color:#334155}.st-tool-panel--results .st-tool-field 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.st-tool-metric-value{font-size:1.15rem}.st-tool-note{font-size:.88rem;color:#cbd5e1;line-height:1.55;margin-top:8px}.st-tool-efficiency{height:10px;background:rgba(255,255,255,8%);border-radius:999px;overflow:hidden;margin-top:10px}.st-tool-efficiency>span{display:block;height:100%;width:0;background:linear-gradient(90deg,#22c55e,#4ade80);border-radius:999px;transition:width .25s ease}.st-tool-table-wrap{overflow-x:auto;border:1px solid #e2e8f0;border-radius:14px;margin-bottom:12px}.st-tool-table{width:100%;border-collapse:collapse;font-size:.9rem}.st-tool-table th{text-align:left;background:#f8fafc;color:#475569;font-weight:700;padding:10px 12px;border-bottom:1px solid #e2e8f0}.st-tool-table td{padding:8px 10px;border-bottom:1px solid #f1f5f9;vertical-align:middle}.st-tool-table tr:last-child td{border-bottom:none}.st-tool-table .st-tool-input{margin:0;padding:9px 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h2:first-child{margin-top:0}.st-tool-article-inner h3{font-size:1.08rem;font-weight:800;color:#0f172a;margin:26px 0 10px}.st-tool-article-inner p{margin:0 0 16px}.st-tool-article-inner ul,.st-tool-article-inner ol{margin:0 0 18px;padding-left:1.2rem}.st-tool-article-inner li{margin-bottom:8px}.st-tool-article-inner a{color:#06c;font-weight:600;text-decoration:none}.st-tool-article-inner a:hover{text-decoration:underline}.st-tool-article-inner table{width:100%;border-collapse:separate;border-spacing:0;margin:12px 0 22px;border:1px solid #e2e8f0;border-radius:14px;overflow:hidden;font-size:.94rem}.st-tool-article-inner th{background:#0a1628;color:#f1f5f9;text-align:left;padding:12px 14px;font-weight:700}.st-tool-article-inner td{padding:12px 14px;border-top:1px solid #eef2f7;color:#475569}.st-tool-article-inner tr:nth-child(even) td{background:#f8fafc}.st-tool-related{background:#f8fafc;border-top:1px solid #eef2f7;padding:48px 0 64px}.st-tool-related-inner{max-width:1120px;margin:0 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#e2e8f0;background:#f8fafc;color:#334155;font-size:.84rem;font-weight:700;text-decoration:none;transition:border-color .15s,background .15s,color .15s}.st-tools-cat-pill:hover{border-color:#93c5fd;background:#eff6ff;color:#06c}.st-tools-hub{padding:56px 0}.st-tools-hub--alt{background:#f1f5f9}.st-tools-hub-inner{max-width:1120px;margin:0 auto;padding:0 1.25rem}.st-tools-section-head{max-width:640px;margin:0 0 24px}.st-tools-kicker{display:inline-block;font-size:.72rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:#06c;margin-bottom:8px}.st-tools-section-head h2{font-size:clamp(1.4rem,2.5vw,1.85rem);font-weight:800;color:#0f172a;letter-spacing:-.02em;margin:0 0 10px}.st-tools-section-head p{margin:0;color:#64748b;line-height:1.65;font-size:1rem}.st-tool-card h3{font-size:1.15rem;font-weight:800;color:#0f172a;letter-spacing:-.02em;margin:0 0 10px}.st-tools-value{background:linear-gradient(180deg,#0a1628 0%,#0f2744 100%);color:#e2e8f0;padding:72px 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p{margin:0;color:#94a3b8;font-size:.9rem;line-height:1.55}.st-tool-metric--hero{background:linear-gradient(135deg,rgba(0,102,204,.22),rgba(255,255,255,4%));border-color:rgba(147,197,253,.25)}.st-tool-presets{display:flex;flex-wrap:wrap;gap:8px;margin:4px 0 8px}.st-tool-chip-btn{border:1px solid #e2e8f0;background:#f8fafc;color:#334155;border-radius:999px;padding:7px 12px;font-size:.8rem;font-weight:700;cursor:pointer;transition:all .15s}.st-tool-chip-btn:hover{border-color:#93c5fd;background:#eff6ff;color:#06c}.st-tool-chips{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 12px}.st-tool-chip{display:inline-flex;align-items:center;border-radius:999px;padding:5px 10px;font-size:.75rem;font-weight:700;background:#ecfdf5;color:#047857;border:1px solid #a7f3d0}.st-tool-chip--warn{background:#fff7ed;color:#c2410c;border-color:#fed7aa}.st-tool-batch{display:grid;gap:8px;margin:10px 0}.st-tool-batch-item{background:#f8fafc;border:1px solid #e2e8f0;border-radius:10px;padding:10px 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