:root{--bg:#fff;--text:#111827;--muted:#5f6673;--soft:#f7f8f6;--border:#dfe3e8;--green:#15803d;--green2:#22a05a;--dark:#282828;--serif:Georgia,'Times New Roman',serif;--sans:Inter,-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Arial,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:var(--sans);-webkit-font-smoothing:antialiased}a{text-decoration:none;color:inherit}.site-header{height:78px;display:flex;align-items:center;justify-content:space-between;padding:0 34px;background:#fff;border-bottom:1px solid var(--border);position:sticky;top:0;z-index:20}.hatch{height:12px;background:repeating-linear-gradient(135deg,#f0f2f4 0,#f0f2f4 1px,transparent 1px,transparent 8px);border-bottom:1px solid #eef0f2}.brand{display:flex;align-items:center;gap:10px;font-weight:750;letter-spacing:-.02em}.logo-mark{width:27px;height:27px;display:grid;place-items:center;color:#fff;background:linear-gradient(135deg,var(--green),#67c98b);border-radius:7px;font-size:17px;transform:rotate(-8deg)}.nav-links{display:flex;align-items:center;gap:30px;font-size:14px;font-weight:650;color:#25282d}.login-btn{border:1px solid var(--border);border-radius:9px;padding:11px 18px;font-size:14px;font-weight:700;background:#fff}.hero{text-align:center;padding:104px 24px 34px}.hero h1{font-family:var(--serif);font-weight:400;font-size:clamp(42px,5.1vw,70px);line-height:1.04;letter-spacing:-.045em;max-width:1080px;margin:0 auto 24px}.hero .sub{font-family:var(--serif);font-size:clamp(18px,2vw,24px);line-height:1.42;color:var(--muted);max-width:960px;margin:0 auto 38px}.cta-row{display:flex;justify-content:center;gap:16px;flex-wrap:wrap}.btn{height:54px;display:inline-flex;align-items:center;justify-content:center;gap:12px;border-radius:10px;padding:0 26px;font-weight:800;font-size:15px;border:1px solid var(--border)}.btn.primary{background:var(--dark);color:#fff;border-color:var(--dark)}.btn.secondary{background:#fff;color:#30353b}.excel-icon{width:24px;height:24px;border-radius:5px;background:var(--green);color:#fff;display:inline-grid;place-items:center;font-weight:900}.preview-wrap{max-width:1160px;margin:54px auto 86px;padding:0 24px}.product-preview{border-radius:14px;overflow:hidden;background:linear-gradient(135deg,#10251e,#a9b9ad 35%,#e8e1d2 70%,#45645a);padding:34px;border:1px solid #cfd6d2}.app-window{background:#fbfbfa;border-radius:11px;box-shadow:0 24px 65px rgba(14,29,24,.28);overflow:hidden;border:1px solid rgba(255,255,255,.58)}.app-top{height:38px;background:#f4f5f3;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:8px;padding:0 14px}.dot{width:10px;height:10px;border-radius:50%;background:#c8cec9}.app-body{display:grid;grid-template-columns:1.35fr .75fr;min-height:360px}.sheet{display:grid;grid-template-columns:1.2fr repeat(4,.8fr);align-content:start;padding:22px;background:#fff}.cell{min-height:44px;border-right:1px solid #edf0ed;border-bottom:1px solid #edf0ed;padding:12px 10px;font-size:13px;color:#38414a;font-variant-numeric:tabular-nums}.head{font-weight:800;background:#f8faf8;color:#111827}.panel{background:#f7f8f6;border-left:1px solid var(--border);padding:22px}.panel h3{font-family:var(--serif);font-size:25px;font-weight:400;margin:0 0 10px}.prompt-box{background:#fff;border:1px solid var(--border);border-radius:10px;padding:14px;color:#3d4650;line-height:1.35}.review{margin-top:16px;background:#fff;border:1px solid var(--border);border-radius:10px;padding:14px}.accept{margin-top:14px;width:100%;height:42px;border:0;border-radius:9px;background:var(--green);color:#fff;font-weight:800}.trust{max-width:1120px;margin:0 auto 70px;padding:0 24px}.trust p{font-family:var(--serif);font-size:28px;letter-spacing:-.03em;margin:0 0 22px}.logo-grid{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--border);border-radius:10px;overflow:hidden}.logo-cell{height:104px;display:flex;align-items:center;justify-content:center;font-family:var(--serif);font-size:30px;font-weight:700;border-right:1px solid var(--border);background:#fff}.logo-cell:last-child{border-right:0}.section{max-width:1120px;margin:0 auto;padding:76px 24px}.section h2{font-family:var(--serif);font-weight:400;font-size:clamp(34px,4vw,52px);letter-spacing:-.04em;line-height:1.08;margin:0 0 16px}.section>p,.article-head p{font-family:var(--serif);font-size:21px;line-height:1.45;color:var(--muted);max-width:820px}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:34px}.card{border:1px solid var(--border);border-radius:12px;padding:24px;background:#fff}.card small{color:var(--green);font-weight:900}.card h3{font-family:var(--serif);font-size:28px;font-weight:400;letter-spacing:-.03em;margin:12px 0}.card p{color:var(--muted);line-height:1.55}.security{background:var(--soft);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}.media-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.media-card{border:1px solid var(--border);border-radius:12px;padding:22px;min-height:130px;background:#fff}.media-card span{font-size:12px;font-weight:900;color:var(--green);letter-spacing:.08em}.media-card h3{font-family:var(--serif);font-weight:400;font-size:24px;letter-spacing:-.025em}.blog-list{display:grid;gap:16px}.blog-card{display:block;border:1px solid var(--border);border-radius:12px;padding:24px;background:#fff}.blog-card h3{font-family:var(--serif);font-weight:400;font-size:30px;margin:0 0 8px;letter-spacing:-.035em}.blog-card p{color:var(--muted);margin:0}.faq details{border-top:1px solid var(--border);padding:20px 0}.faq summary{font-weight:800;cursor:pointer}.faq p{color:var(--muted);line-height:1.6;max-width:760px}.footer{border-top:1px solid var(--border);padding:44px 34px;display:grid;grid-template-columns:1fr 1fr;gap:24px;color:var(--muted)}.footer strong{color:var(--text)}.footer-links{display:flex;gap:20px;justify-content:flex-end}.article-head{max-width:900px;margin:0 auto;padding:92px 24px 34px;text-align:center}.article-head h1{font-family:var(--serif);font-size:clamp(42px,5vw,66px);font-weight:400;line-height:1.05;letter-spacing:-.045em;margin:0 0 20px}.article-meta{font-weight:800;color:var(--green);font-size:13px;letter-spacing:.08em;text-transform:uppercase}.article{max-width:780px;margin:0 auto;padding:18px 24px 90px}.article h2{font-family:var(--serif);font-weight:400;font-size:34px;letter-spacing:-.035em;margin-top:42px}.article p,.article li{font-size:18px;line-height:1.72;color:#3f4853}.article blockquote{border-left:4px solid var(--green);margin:32px 0;padding:12px 24px;background:#f7f8f6;color:#2e3741;font-family:var(--serif);font-size:24px;line-height:1.45}.article table{width:100%;border-collapse:collapse;margin:26px 0}.article th,.article td{border:1px solid var(--border);padding:12px;text-align:left}.article th{background:#f7f8f6}@media(max-width:850px){.nav-links{display:none}.site-header{padding:0 20px}.hero{padding-top:70px}.app-body,.cards,.media-grid,.logo-grid,.footer{grid-template-columns:1fr}.logo-cell{border-right:0;border-bottom:1px solid var(--border)}.footer-links{justify-content:flex-start;flex-wrap:wrap}.sheet{grid-template-columns:1fr 1fr}.cell:nth-child(n+11){display:none}}

.final-cta{text-align:center;border:1px solid var(--border);border-radius:14px;background:linear-gradient(180deg,#fff,#f7f8f6);margin-top:30px}.final-cta h2{font-family:var(--serif);font-weight:400;font-size:clamp(38px,5vw,62px);letter-spacing:-.045em;line-height:1.05;margin:8px 0 14px}.final-cta p{font-family:var(--serif);font-size:22px;color:var(--muted);max-width:720px;margin:0 auto 26px}.cta-note{margin:16px auto 0;color:var(--muted);font-size:13px;font-weight:650}