/* SentriDocs 2026 public marketing system */
:root {
  --sd-ink:#10212b;
  --sd-muted:#5d6c74;
  --sd-line:#dfe6e9;
  --sd-bg:#f6f8f8;
  --sd-panel:#ffffff;
  --sd-accent:#1f5d56;
  --sd-accent-2:#d7a86e;
  --sd-dark:#0b1c24;
  --sd-radius:24px;
  --sd-shadow:0 24px 70px rgba(10,32,42,.10);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body.sd-site{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--sd-ink);background:#fff;line-height:1.55}
a{color:inherit;text-decoration:none}
.sd-shell{width:min(1180px,calc(100% - 40px));margin:0 auto}
.sd-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(16px);border-bottom:1px solid rgba(223,230,233,.8)}
.sd-nav{min-height:78px;display:flex;align-items:center;gap:28px}
.sd-brand img,.sd-footer img{width:154px;display:block}
.sd-nav-links{display:flex;gap:26px;margin-left:auto;font-size:14px;font-weight:700;color:#33464f}
.sd-nav-links a{padding:28px 0 24px;border-bottom:3px solid transparent}
.sd-nav-links a:hover,.sd-nav-links .is-active{color:var(--sd-accent);border-color:var(--sd-accent)}
.sd-nav-actions{display:flex;align-items:center;gap:14px}
.sd-link-button{font-weight:700;font-size:14px}
.sd-button{display:inline-flex;align-items:center;justify-content:center;min-height:50px;padding:0 22px;border-radius:999px;background:var(--sd-accent);color:#fff;font-weight:800;letter-spacing:-.01em;box-shadow:0 10px 28px rgba(31,93,86,.18);transition:.2s ease}
.sd-button:hover{transform:translateY(-2px);box-shadow:0 14px 34px rgba(31,93,86,.24)}
.sd-button-small{min-height:42px;padding:0 18px;font-size:14px}
.sd-button-secondary{background:#fff;color:var(--sd-ink);box-shadow:none;border:1px solid var(--sd-line)}
.sd-button-light{background:#fff;color:var(--sd-dark)}
.sd-hero{padding:92px 0 76px;background:radial-gradient(circle at 80% 10%,#e8f0ed 0,transparent 34%),linear-gradient(180deg,#fbfcfc 0,#f3f6f5 100%);overflow:hidden}
.sd-hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:64px;align-items:center}
.sd-eyebrow{font-size:12px;font-weight:900;letter-spacing:.16em;color:var(--sd-accent);margin:0 0 16px}
.sd-hero h1{font-size:clamp(44px,6vw,72px);line-height:1.02;letter-spacing:-.055em;max-width:860px;margin:0 0 24px}
.sd-lead{font-size:20px;line-height:1.6;color:var(--sd-muted);max-width:760px;margin:0 0 30px}
.sd-lead-small{font-size:18px;color:var(--sd-muted)}
.sd-hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.sd-proof-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.sd-proof-row span{font-size:12px;font-weight:800;color:#42555e;padding:8px 11px;border-radius:999px;background:#fff;border:1px solid #e6ebed}
.sd-demo-stack{position:relative;min-height:430px}
.sd-browser-card{position:absolute;width:88%;border-radius:22px;background:#fff;box-shadow:var(--sd-shadow);overflow:hidden;border:1px solid #e7ecee}
.sd-browser-card-back{right:0;top:0;transform:rotate(3deg)}
.sd-browser-card-front{left:0;bottom:0;transform:rotate(-2deg)}
.sd-browser-bar{height:42px;background:#f1f3f4;display:flex;gap:7px;align-items:center;padding:0 15px}
.sd-browser-bar i{width:8px;height:8px;border-radius:50%;background:#bdc8cc}
.sd-preview-panel{padding:34px;min-height:230px;background:linear-gradient(145deg,#fff,#f7faf9)}
.sd-preview-kicker{display:block;font-size:11px;font-weight:900;letter-spacing:.13em;color:var(--sd-accent);margin-bottom:14px}
.sd-preview-panel strong{display:block;font-size:24px;line-height:1.2;max-width:320px;margin-bottom:26px}
.sd-preview-line{height:11px;border-radius:8px;background:#dfe6e7;width:56%;margin:10px 0}.sd-preview-line.wide{width:82%}
.sd-preview-choice-row{display:flex;gap:10px;margin-top:24px}.sd-preview-choice-row b{height:48px;flex:1;border-radius:12px;background:#eef3f2;border:1px solid #dbe5e3}
.sd-preview-button{margin-top:26px;display:inline-block;background:var(--sd-accent);color:#fff;border-radius:999px;padding:12px 22px;font-weight:800;font-size:13px}
.sd-section{padding:88px 0}.sd-section-tight{padding:44px 0 78px}
.sd-value-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.sd-value-grid article{padding:28px;border-radius:20px;border:1px solid var(--sd-line);background:#fff}.sd-value-grid span{font-size:12px;font-weight:900;color:var(--sd-accent)}
.sd-value-grid h2{font-size:22px;margin:12px 0 8px}.sd-value-grid p{color:var(--sd-muted);margin:0}
.sd-gallery-section{background:var(--sd-bg)}
.sd-section-heading{max-width:780px;margin-bottom:38px}.sd-section-heading h2,.sd-split h2,.sd-centered-copy h2,.sd-cta h2{font-size:clamp(34px,4vw,50px);line-height:1.08;letter-spacing:-.045em;margin:0 0 18px}.sd-section-heading p:last-child,.sd-split p,.sd-centered-copy p{font-size:17px;color:var(--sd-muted)}
.sd-tile-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.sd-funnel-tile{position:relative;min-height:280px;padding:28px;border-radius:22px;background:#fff;border:1px solid #e0e7e9;display:flex;flex-direction:column;transition:.2s ease}
.sd-funnel-tile:hover{transform:translateY(-5px);box-shadow:var(--sd-shadow);border-color:#ccd8db}
.sd-funnel-tile.featured{background:linear-gradient(145deg,#0f292f,#163f3b);color:#fff;border-color:transparent}
.sd-funnel-tile.featured p{color:#d2dfdd}.sd-funnel-tile h3{font-size:23px;margin:26px 0 10px;letter-spacing:-.02em}.sd-funnel-tile p{margin:0;color:var(--sd-muted)}.sd-funnel-tile strong{margin-top:auto;padding-top:22px;color:var(--sd-accent)}.sd-funnel-tile.featured strong{color:#fff}
.sd-tile-icon{font-size:28px}.sd-tile-tag{position:absolute;right:22px;top:22px;font-size:10px;font-weight:900;letter-spacing:.12em;padding:6px 8px;border-radius:999px;background:#edf4f2;color:var(--sd-accent)}
.sd-custom-tile{border:1px dashed #9db5af;background:#f7fbfa}
.sd-split{display:grid;grid-template-columns:1.15fr .85fr;gap:72px;align-items:center}.sd-check-card{padding:34px;border-radius:24px;background:#102a31;color:#fff;box-shadow:var(--sd-shadow)}.sd-check-card h3{font-size:24px;margin-top:0}.sd-check-card ul{list-style:none;padding:0;margin:22px 0 0}.sd-check-card li{padding:10px 0 10px 26px;position:relative;border-bottom:1px solid rgba(255,255,255,.09)}.sd-check-card li:before{content:'✓';position:absolute;left:0;color:#9fd0c2;font-weight:900}
.sd-ownership-section{background:#f5f7f7}.sd-centered-copy{text-align:center;max-width:850px}.sd-centered-copy p{font-size:19px}
.sd-dev-section{background:#fff}.sd-dev-actions{display:flex;flex-direction:column;align-items:flex-start;gap:18px}.sd-text-link{font-weight:800;color:var(--sd-accent)}
.sd-cta{padding:72px 0;background:var(--sd-dark);color:#fff}.sd-cta-inner{display:flex;align-items:center;justify-content:space-between;gap:40px}.sd-cta h2{max-width:780px;margin-bottom:0}.sd-cta .sd-eyebrow{color:#98c8bc}
.sd-footer{padding:42px 0;background:#fff;border-top:1px solid var(--sd-line)}.sd-footer-row{display:flex;justify-content:space-between;gap:30px;align-items:center}.sd-footer p{color:var(--sd-muted);margin:12px 0 0}.sd-footer-row>div:last-child{display:flex;gap:20px;font-size:14px;font-weight:700}
@media(max-width:980px){.sd-nav-links{display:none}.sd-nav{justify-content:space-between}.sd-nav-actions{margin-left:auto}.sd-hero-grid,.sd-split{grid-template-columns:1fr}.sd-demo-stack{min-height:380px}.sd-tile-grid{grid-template-columns:repeat(2,1fr)}.sd-value-grid{grid-template-columns:1fr}.sd-cta-inner{align-items:flex-start;flex-direction:column}}
@media(max-width:640px){.sd-shell{width:min(100% - 24px,1180px)}.sd-header .sd-link-button{display:none}.sd-brand img{width:138px}.sd-hero{padding-top:58px}.sd-hero h1{font-size:44px}.sd-lead{font-size:18px}.sd-demo-stack{min-height:320px}.sd-browser-card{width:94%}.sd-preview-panel{padding:24px;min-height:190px}.sd-tile-grid{grid-template-columns:1fr}.sd-section{padding:64px 0}.sd-footer-row{align-items:flex-start;flex-direction:column}.sd-footer-row>div:last-child{flex-wrap:wrap}}