:root{
  --ink:#091221;--muted:#5c687a;--line:#dbe2ea;--line-strong:#c7d1dd;
  --panel:#ffffff;--bg:#f5f7fa;--navy:#102a46;--navy-2:#193d63;--blue:#2c659e;
  --blue-soft:#edf5fc;--green:#1f6a4f;--green-soft:#edf8f3;--amber:#8a5a16;--amber-soft:#fff7e7;
  --dark:#0a1624;--dark-2:#102237;--focus:#f59e0b;--shadow:0 18px 50px rgba(22,47,76,.09);
  --max:1180px;--radius:18px
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font:16px/1.6 Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--bg);text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased}
a{color:inherit}a:hover{text-decoration-thickness:2px}a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid var(--focus);outline-offset:3px}
.skip{position:absolute;left:-999px;top:10px;background:#fff;color:#111;padding:10px 14px;border-radius:10px;z-index:999}.skip:focus{left:10px}
.wrap{max-width:var(--max);margin:auto;padding:0 26px}
.site-nav{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.96);border-bottom:1px solid rgba(210,219,230,.92);backdrop-filter:blur(14px)}
.nav{min-height:72px;display:flex;align-items:center;gap:22px}.brand{font-weight:900;letter-spacing:.04em;text-decoration:none;color:var(--navy);white-space:nowrap}.brand-mark{display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;margin-right:9px;border-radius:9px;background:linear-gradient(145deg,var(--navy),var(--blue));color:#fff;font-size:.74rem;vertical-align:middle}
.nav-links{display:flex;gap:21px;align-items:center;margin-left:auto}.nav-links>a:not(.button){font-size:.93rem;text-decoration:none;color:#3d4c60;font-weight:650}.nav-links>a:not(.button):hover{color:var(--navy)}
.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;text-decoration:none;border:1px solid transparent;border-radius:11px;background:var(--navy);color:#fff!important;padding:12px 18px;font:inherit;font-weight:800;cursor:pointer;min-height:46px;transition:transform .15s ease,box-shadow .15s ease,background .15s ease}.button:hover{transform:translateY(-1px);box-shadow:0 8px 20px rgba(16,42,70,.18);background:#17395d}.button.secondary{background:#fff;color:var(--navy)!important;border-color:#b9c5d2}.button.secondary:hover{background:#f7f9fb}.button.ghost{background:transparent;color:#fff!important;border-color:#5c7187}.button.danger{background:#7b2633}.button:disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none}
.hero{padding:96px 0 74px;background:radial-gradient(circle at 84% 12%,rgba(44,101,158,.12),transparent 34%),linear-gradient(180deg,#fff 0%,#f4f7fa 100%);border-bottom:1px solid #e5eaf0}.hero-grid{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(300px,.65fr);gap:48px;align-items:center}.eyebrow{text-transform:uppercase;letter-spacing:.13em;font-size:.75rem;font-weight:900;color:var(--blue)}h1{font-size:clamp(3rem,7vw,5.55rem);line-height:.94;letter-spacing:-.055em;margin:14px 0 22px;max-width:980px}h2{font-size:clamp(2rem,4vw,3.15rem);line-height:1.05;letter-spacing:-.035em;margin:0 0 15px}h3{font-size:1.1rem;line-height:1.25;margin:0 0 9px}.lead{font-size:1.28rem;line-height:1.5;color:#3e4f64;max-width:840px}.sublead{color:#5a687c;max-width:840px}.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.hero-card{background:linear-gradient(155deg,#102a46,#153858);color:#fff;border:1px solid #214e75;border-radius:24px;padding:28px;box-shadow:0 24px 60px rgba(16,42,70,.22)}.hero-card .eyebrow{color:#9dc9f0}.hero-card h3{font-size:1.35rem}.hero-card p{color:#d8e6f3}.price{font-size:2.8rem;font-weight:900;letter-spacing:-.045em;margin:12px 0 0}.price small{font-size:.9rem;font-weight:650;letter-spacing:0;color:#b9cadb}.fact-list{list-style:none;padding:0;margin:22px 0 0}.fact-list li{padding:10px 0;border-top:1px solid rgba(255,255,255,.13);display:flex;justify-content:space-between;gap:18px}.fact-list span{color:#bcd0e1;text-align:right}
.section{padding:82px 0}.section.white{background:#fff}.section.soft{background:#eef4f9}.section.dark{background:var(--dark);color:#eaf0f6}.section.dark p{color:#bfcbd8}.section.dark .card{background:var(--dark-2);border-color:#2b435a}.section.dark .card p{color:#bdcad8}.section.dark .boundary{background:#102237;border-color:#435f79;color:#d7e4ee}.section.dark .boundary strong{color:#fff}
.section-head{display:flex;justify-content:space-between;gap:28px;align-items:end;flex-wrap:wrap}.kicker{font-size:.98rem;color:#4f5f72;max-width:650px}.section.dark .kicker{color:#bdcad8}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.grid.two{grid-template-columns:repeat(2,1fr)}.grid.four{grid-template-columns:repeat(4,1fr)}.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:25px;box-shadow:0 1px 0 rgba(13,27,42,.02)}.card p{color:var(--muted);margin:0}.card .mode,.pillar .mode,.fit-card .mode{font-size:.75rem;letter-spacing:.1em;text-transform:uppercase;font-weight:900;color:var(--blue);margin-bottom:9px}.card.accent{background:linear-gradient(180deg,#fff,#f7fbff);border-color:#cddce9}.card.good{background:var(--green-soft);border-color:#c8e2d6}.card.warn{background:var(--amber-soft);border-color:#ecd9ad}
.workflow{display:grid;grid-template-columns:repeat(6,1fr);gap:11px;margin-top:32px}.step{background:#fff;border:1px solid var(--line);border-radius:15px;padding:19px;min-height:160px}.step b{display:inline-flex;width:30px;height:30px;align-items:center;justify-content:center;border-radius:9px;background:var(--blue-soft);color:var(--blue);font-size:.76rem;margin-bottom:13px}.step span{display:block;font-weight:850}.step p{font-size:.88rem;color:var(--muted);margin:.55rem 0 0}
.metric-row{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:28px}.metric{background:#fff;border:1px solid var(--line);border-radius:15px;padding:20px}.metric strong{display:block;font-size:1.6rem;letter-spacing:-.025em}.metric span{display:block;font-size:.86rem;color:var(--muted);margin-top:3px}
.boundary,.notice,.status-box{margin-top:28px;border:1px solid #bdd0df;background:#edf5fb;padding:17px 19px;border-radius:13px;color:#263f57}.boundary strong,.notice strong,.status-box strong{color:#17324f}.notice.good{background:var(--green-soft);border-color:#c6e0d4;color:#275a48}.notice.warn{background:var(--amber-soft);border-color:#ead6a4;color:#664a20}.small{font-size:.89rem;color:var(--muted)}
.trust-row{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:28px}.trust-link{background:#fff;border:1px solid var(--line);border-radius:14px;padding:19px;text-decoration:none;font-weight:850}.trust-link:hover{border-color:#b7c7d7;box-shadow:0 8px 20px rgba(22,47,76,.06)}.trust-link span{display:block;font-weight:500;color:var(--muted);font-size:.86rem;margin-top:5px}
.content-shell{max-width:980px;margin:0 auto;padding:62px 26px 84px}.page-hero{padding:66px 0 34px}.page-hero h1{font-size:clamp(2.7rem,7vw,4.4rem);max-width:850px}.page-hero .lead{font-size:1.14rem}.prose{max-width:840px}.prose h2{font-size:1.7rem;margin-top:38px}.prose h3{margin-top:26px}.prose p,.prose li{color:#536276}.prose ul{padding-left:1.25rem}.prose .boundary{color:#263f57}
.form-shell{max-width:940px;margin:0 auto;padding:56px 26px 86px}.form-card{background:#fff;border:1px solid var(--line);border-radius:22px;padding:30px;box-shadow:var(--shadow)}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.form-grid .full{grid-column:1/-1}label{display:block;font-weight:800;margin:0 0 7px;color:#24364a}.helper{font-size:.82rem;color:#6c7989;margin-top:6px}input,textarea,select{width:100%;padding:12px 13px;border:1px solid #b8c5d2;border-radius:10px;background:#fff;color:var(--ink);font:inherit}textarea{min-height:118px;resize:vertical}input[type=file]{padding:10px;background:#f8fafc}input[type=checkbox]{width:auto;margin:3px 9px 0 0;accent-color:var(--navy)}.check-row{display:flex;align-items:flex-start;padding:14px;border:1px solid var(--line);border-radius:12px;background:#f8fafc}.check-row label{font-weight:650;margin:0}.form-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px}.status-area{white-space:pre-wrap;margin-top:18px;border-radius:12px;padding:15px;border:1px solid var(--line);background:#f7f9fb;min-height:54px}.status-area.ok,.ok{color:#216148}.status-area.warn,.warn{color:#7a5219}.result{white-space:pre-wrap;word-break:break-word;max-height:360px;overflow:auto;background:#0d1927;color:#dce9f5;border-radius:12px;padding:15px;margin-top:14px;font:12px/1.55 ui-monospace,SFMono-Regular,Menlo,monospace}.file-list{display:grid;gap:6px;margin-top:10px}.file-row{padding:8px 10px;background:#f7f9fb;border:1px solid var(--line);border-radius:8px;overflow-wrap:anywhere}
.process-bar{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:22px 0}.process-chip{border:1px solid var(--line);background:#fff;border-radius:14px;padding:15px}.process-chip b{display:block;color:var(--blue);font-size:.78rem;letter-spacing:.08em;margin-bottom:4px}.process-chip span{font-weight:800}.process-chip p{font-size:.84rem;color:var(--muted);margin:.25rem 0 0}
.site-footer{padding:42px 0;border-top:1px solid var(--line);background:#fff;color:#5a6677}.footer{display:flex;gap:24px;justify-content:space-between;flex-wrap:wrap;align-items:center}.footer-links{display:flex;gap:16px;flex-wrap:wrap}.footer-links a{text-decoration:none}.fine{font-size:.82rem;color:#6a7586;margin-top:12px;max-width:900px}
.badge{display:inline-flex;align-items:center;gap:7px;padding:6px 10px;border-radius:999px;border:1px solid #c9d6e3;background:#f2f7fb;color:#35526c;font-size:.8rem;font-weight:800}.badge::before{content:"";width:7px;height:7px;border-radius:50%;background:#2e7d5f}

/* 2026-10-10 world-class tightening */
.proof-strip{background:#0f2741;color:#fff;border-top:1px solid #20405e;border-bottom:1px solid #20405e}.proof-strip-grid{display:grid;grid-template-columns:1.2fr .75fr .75fr 1.1fr auto;gap:0;align-items:stretch}.proof-item{padding:18px 20px;border-right:1px solid rgba(255,255,255,.11)}.proof-item span{display:block;color:#9dc9f0;font-size:.76rem;font-weight:900;letter-spacing:.1em;text-transform:uppercase}.proof-item strong{display:block;font-size:.9rem;line-height:1.35;margin-top:3px}.proof-link{display:flex;align-items:center;padding:18px 22px;text-decoration:none;font-weight:850;color:#dceaf6}.proof-link:hover{background:rgba(255,255,255,.06)}
.statement-panel{display:grid;grid-template-columns:.9fr 1.1fr;gap:64px;align-items:start;padding:14px 0}.statement-panel h2{max-width:620px}.statement-copy{font-size:1.08rem;color:#4e6074}.statement-copy p:first-child{margin-top:0}.statement-copy strong{color:var(--navy)}
.pillar-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:30px}.pillar{background:linear-gradient(180deg,#fff,#f8fbfe);border:1px solid #cfdce8;border-radius:18px;padding:28px}.pillar h3{font-size:1.25rem}.pillar p{color:var(--muted);margin-bottom:0}
.proof-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:28px}.proof-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;box-shadow:0 1px 0 rgba(13,27,42,.02)}.proof-number{display:block;font-size:2rem;font-weight:950;letter-spacing:-.04em;color:var(--navy)}.proof-card strong{display:block;font-size:.95rem;margin-top:3px}.proof-card p{font-size:.86rem;color:var(--muted);margin:.55rem 0 0}
.outcome-panel{margin-top:26px;background:linear-gradient(135deg,#102a46,#173f66);color:#fff;border-radius:20px;padding:28px;border:1px solid #28547a}.outcome-panel .eyebrow{color:#9dc9f0}.outcome-panel p{font-size:1.2rem;line-height:1.5;margin:10px 0 0;color:#e0ebf4;max-width:900px}
.fit-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:22px}.fit-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:25px}.fit-card ul{margin:14px 0 0;padding-left:1.15rem;color:#536276}.fit-card li{margin:.42rem 0}.muted-fit{background:#f7f9fb}
.research-teaser-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:56px;align-items:center}.research-actions{display:flex;flex-direction:column;align-items:flex-start;gap:14px}.research-actions p{margin:0}
.equation-box{margin:20px 0 26px;padding:22px;border:1px solid #c7d7e6;border-radius:15px;background:#f6faff;color:#153657;font:600 1.08rem/1.55 ui-monospace,SFMono-Regular,Menlo,monospace;overflow-x:auto}
code{background:#f0f4f8;border:1px solid #dbe3eb;border-radius:6px;padding:2px 5px;font-size:.9em}

@media(max-width:1030px){
  .hero-grid{grid-template-columns:1fr}.hero-card{max-width:620px}.workflow{grid-template-columns:repeat(3,1fr)}.grid.four,.metric-row{grid-template-columns:repeat(2,1fr)}
  .proof-strip-grid{grid-template-columns:repeat(2,1fr)}.proof-link{grid-column:1/-1}.pillar-grid,.proof-grid{grid-template-columns:repeat(2,1fr)}.research-teaser-grid{grid-template-columns:1fr}
}
@media(max-width:820px){.nav-links>.button{display:none}
  .nav-links>a:not(.button){display:none}.grid,.grid.two,.grid.four,.metric-row,.form-grid,.process-bar,.trust-row,.fit-grid,.pillar-grid,.proof-grid,.statement-panel{grid-template-columns:1fr}.form-grid .full{grid-column:auto}.workflow{grid-template-columns:1fr}.hero{padding-top:62px}.section{padding:64px 0}.wrap{padding:0 19px}.content-shell,.form-shell{padding-left:18px;padding-right:18px}.form-card{padding:22px}h1{font-size:clamp(2.8rem,14vw,4.5rem)}.proof-strip-grid{grid-template-columns:1fr}.proof-item{border-right:0;border-bottom:1px solid rgba(255,255,255,.11)}.statement-panel{gap:24px}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.button{transition:none}}
@media print{.site-nav,.actions,.site-footer,.proof-strip{display:none}.section{padding:28px 0}.card,.step,.boundary,.proof-card,.pillar{box-shadow:none;break-inside:avoid}}