:root{
  --ink:#0b1b22;
  --ink-2:#16303a;
  --muted:#607078;
  --paper:#f3f6f7;
  --paper-2:#e9eff1;
  --white:#ffffff;
  --line:#d8e1e4;
  --line-dark:#29444c;
  --accent:#1596a8;
  --accent-2:#7fd9e2;
  --accent-dark:#086b79;
  --warm:#ef7b42;
  --dark:#06151b;
  --dark-2:#0b252e;
  --max:1240px;
  --radius:22px;
  --radius-lg:32px;
  --shadow:0 24px 70px rgba(5,20,27,.09);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--paper);line-height:1.65;-webkit-font-smoothing:antialiased}
a{color:inherit}
img,svg{display:block;max-width:100%}
::selection{background:#bceaf0;color:#06151b}
.skip-link{position:absolute;left:-9999px;top:10px;background:#fff;padding:10px 14px;z-index:100;border-radius:8px}.skip-link:focus{left:10px}

.site-header{position:sticky;top:0;z-index:40;background:rgba(243,246,247,.90);backdrop-filter:blur(18px);border-bottom:1px solid rgba(216,225,228,.75);transition:box-shadow .2s ease,background .2s ease}.site-header.is-scrolled{background:rgba(250,252,252,.96);box-shadow:0 8px 30px rgba(6,21,27,.06)}
.header-inner{max-width:var(--max);margin:auto;padding:15px 28px;display:flex;align-items:center;justify-content:space-between;gap:32px;min-height:72px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;font-weight:820;letter-spacing:-.025em;white-space:nowrap}.brand-mark{width:32px;height:32px}.brand span{font-size:1rem}.brand span small{display:block;margin-top:1px;font-size:.63rem;font-weight:650;letter-spacing:.13em;text-transform:uppercase;color:#708087}
.nav{display:flex;align-items:center;gap:27px;font-size:.91rem;font-weight:650}.nav a{text-decoration:none;position:relative}.nav a:not(.nav-cta):not(.nav-quiet):after{content:"";position:absolute;left:0;bottom:-7px;width:0;height:1px;background:var(--accent-dark);transition:width .18s ease}.nav a:hover:after,.nav a[aria-current="page"]:after{width:100%}.nav a:hover,.nav a[aria-current="page"]{color:var(--accent-dark)}
.nav-cta,.nav-quiet{border:1px solid #aebcc1;padding:8px 13px;border-radius:999px}.nav-cta:hover,.nav-quiet:hover{background:#fff;border-color:#8ea1a8}.menu-button{display:none;border:1px solid var(--line);background:#fff;border-radius:10px;padding:8px 11px;font:inherit;font-weight:700}

main{overflow:hidden}.wrap{max-width:var(--max);margin:auto;padding-left:28px;padding-right:28px}.section{padding:92px 0}.section.compact{padding:60px 0}.section-white{background:#fff}.section-dark{background:var(--dark);color:#eef6f7}
.eyebrow{display:inline-flex;align-items:center;gap:10px;text-transform:uppercase;letter-spacing:.155em;font-size:.72rem;font-weight:850;color:var(--accent-dark);margin:0 0 17px}.eyebrow:before{content:"";width:30px;height:2px;background:var(--warm)}.technical-band .eyebrow,.section-dark .eyebrow,.project-transfer .eyebrow{color:#99dce4}

h1,h2,h3{line-height:1.06;letter-spacing:-.04em;margin-top:0;text-wrap:balance}h1{font-size:clamp(3rem,6.3vw,6.25rem);margin-bottom:27px}h2{font-size:clamp(2.05rem,4vw,3.75rem);margin-bottom:20px}h3{font-size:1.25rem}.lead{font-size:clamp(1.12rem,1.85vw,1.38rem);max-width:850px;color:#40545c;line-height:1.58}.section-dark .lead,.technical-band .lead{color:#b8cbd0}.prose{max-width:800px}.prose p{margin:0 0 1.25em}.prose h2{font-size:2.35rem;margin-top:2.4em}.prose h3{margin-top:1.9em}.prose a{color:var(--accent-dark)}.meta-note{font-size:.9rem;color:var(--muted)}

.button{display:inline-flex;align-items:center;justify-content:center;gap:9px;text-decoration:none;padding:12px 18px;border-radius:999px;font-weight:780;border:1px solid var(--ink);background:var(--ink);color:#fff;transition:transform .18s ease,box-shadow .18s ease,background .18s ease}.button:hover{transform:translateY(-1px);box-shadow:0 10px 24px rgba(7,27,34,.14)}.button.secondary{background:transparent;color:var(--ink)}.button.light{background:#fff;color:var(--dark);border-color:#fff}.button.ghost-light,.button-outline-light{background:transparent;color:#fff;border-color:#5a737b}.button-outline-light:hover{background:#fff;color:var(--dark);border-color:#fff}.text-link{display:inline-flex;align-items:center;font-weight:760;text-decoration:none;border-bottom:1px solid #8ca1a8;padding:4px 0}.text-link:hover{color:var(--accent-dark);border-color:var(--accent-dark)}

.hero{padding:82px 0 70px}.hero-premium{padding-top:66px;background:radial-gradient(circle at 79% 17%,rgba(69,177,192,.13),transparent 25%),linear-gradient(180deg,#f8fafb 0%,#f3f6f7 100%)}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.04fr) minmax(390px,.96fr);gap:66px;align-items:center}.hero-copy h1{max-width:760px}.hero-copy .lead{max-width:730px}.hero-actions{display:flex;gap:19px;align-items:center;flex-wrap:wrap;margin-top:31px}.hero-art{background:var(--dark);border:1px solid #183843;border-radius:var(--radius-lg);padding:14px;box-shadow:0 32px 80px rgba(4,20,27,.18);overflow:hidden}.hero-art img{width:100%;border-radius:22px}.hero-trust{display:flex;gap:0;margin-top:39px;flex-wrap:wrap;color:#6a7a81;font-size:.79rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em}.hero-trust span{display:flex;align-items:center}.hero-trust span:not(:last-child):after{content:"";width:3px;height:3px;border-radius:50%;background:var(--warm);margin:0 14px}

.process-nav{background:var(--dark);color:#fff;border-top:1px solid #163641;border-bottom:1px solid #163641}.process-nav-inner{display:grid;grid-template-columns:repeat(6,1fr)}.process-nav a{position:relative;padding:25px 18px 23px;text-decoration:none;border-right:1px solid #1d3b44;min-width:0;transition:background .18s ease}.process-nav a:first-child{border-left:1px solid #1d3b44}.process-nav a:hover{background:#0b252e}.process-nav a span{display:block;color:#65939c;font-size:.67rem;letter-spacing:.1em;margin-bottom:7px}.process-nav a strong{display:block;font-size:.96rem;letter-spacing:-.01em}.process-nav a small{display:block;color:#8faab0;font-size:.76rem;margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

.section-head{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(300px,.65fr);gap:70px;align-items:end;margin-bottom:46px}.section-head h2{margin-bottom:0;max-width:760px}.section-head>p{margin:0;color:var(--muted);font-size:1.02rem}
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.feature-card{position:relative;background:#f7f9f9;border:1px solid var(--line);border-radius:25px;padding:29px;min-height:300px;overflow:hidden;transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease}.feature-card:hover{transform:translateY(-2px);border-color:#b7c7cc;box-shadow:var(--shadow)}.feature-card-large{grid-row:span 2;min-height:618px;background:linear-gradient(160deg,#0a2028,#102f39);color:#eef8f9;display:flex;flex-direction:column;justify-content:flex-end;padding:34px}.feature-card-large p{color:#b8cbd0}.feature-card-large .card-kicker,.feature-card-large .card-link{color:#9de1e9}.feature-card:nth-child(4){grid-column:3}.feature-index{position:absolute;right:25px;top:18px;font-size:4.6rem;line-height:1;font-weight:850;letter-spacing:-.08em;color:#e2e9eb}.feature-card-large .feature-index{color:#153d47}.card-kicker{font-size:.7rem;text-transform:uppercase;letter-spacing:.135em;font-weight:850;color:var(--accent-dark);margin:0 0 15px}.feature-card h3{font-size:1.55rem;margin-bottom:12px}.feature-card p{color:var(--muted);margin:0}.card-link{display:inline-block;margin-top:18px;font-weight:780;color:var(--accent-dark);text-decoration:none}.card-link:hover{text-decoration:underline}

.technical-band{background:linear-gradient(125deg,#06151b 0%,#0a242d 58%,#0d3039 100%);color:#eef7f8;border-top:1px solid #17363f;border-bottom:1px solid #17363f}.technical-grid{display:grid;grid-template-columns:.78fr 1.22fr;gap:90px;align-items:start}.technical-intro{position:sticky;top:116px}.technical-steps{border-top:1px solid #33515a}.technical-steps article{display:grid;grid-template-columns:70px 1fr;gap:20px;padding:27px 0;border-bottom:1px solid #33515a}.technical-steps article>span{font-size:.72rem;color:#69a4ae;letter-spacing:.12em}.technical-steps strong{display:block;font-size:1.2rem;margin-bottom:6px}.technical-steps p{margin:0;color:#9cb4ba;max-width:670px}

.concept-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.concept-card{position:relative;min-height:260px;background:#f6f8f9;border:1px solid var(--line);border-radius:22px;padding:25px;text-decoration:none;display:flex;flex-direction:column;transition:background .18s ease,transform .18s ease}.concept-card:hover{background:#eef4f5;transform:translateY(-2px)}.concept-no{font-size:.68rem;letter-spacing:.12em;color:#809197}.concept-card h3{margin-top:auto;font-size:1.35rem}.concept-card p{color:var(--muted);font-size:.92rem;margin:0 35px 0 0}.concept-arrow{position:absolute;right:22px;bottom:22px;font-size:1.2rem;color:var(--accent-dark)}

.decision-section{background:#edf2f3}.decision-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:90px}.decision-copy .lead{margin-top:0}.decision-list{margin:35px 0 30px;border-top:1px solid #c7d4d8}.decision-list>div{display:grid;grid-template-columns:55px 1fr;gap:14px;padding:18px 0;border-bottom:1px solid #c7d4d8}.decision-list span{font-size:.7rem;color:#7c9198;letter-spacing:.1em}.decision-list p{margin:0}.decision-list strong{color:var(--ink)}

.editorial-section{background:#fff}.editorial-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:90px;align-items:start}.editorial-grid>div:last-child{font-size:1.06rem;color:#465a62}.editorial-links{display:flex;gap:22px;flex-wrap:wrap;margin-top:24px}.editorial-links a{font-weight:780;color:var(--accent-dark);text-decoration:none}.editorial-links a:hover{text-decoration:underline}

/* Shared article and legacy components */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:20px;overflow:hidden;margin-top:56px}.stat{background:#fff;padding:24px}.stat strong{display:block;font-size:1.1rem;margin-bottom:4px}.stat span{color:var(--muted);font-size:.9rem}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px}.card p:last-child{margin-bottom:0}.card-number{font-size:2.6rem;line-height:1;color:#c7d7db;font-weight:800;margin-bottom:24px}
.split{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:70px;align-items:start}.sticky{position:sticky;top:110px}.checklist{list-style:none;padding:0;margin:30px 0 0}.checklist li{position:relative;padding:13px 0 13px 34px;border-top:1px solid var(--line)}.checklist li:before{content:"";position:absolute;left:2px;top:20px;width:12px;height:7px;border-left:2px solid var(--accent);border-bottom:2px solid var(--accent);transform:rotate(-45deg)}
.compare{overflow-x:auto;border:1px solid var(--line);border-radius:18px;background:#fff}.compare table{width:100%;border-collapse:collapse;min-width:720px}.compare th,.compare td{text-align:left;padding:16px 18px;border-bottom:1px solid var(--line);vertical-align:top}.compare th{font-size:.8rem;text-transform:uppercase;letter-spacing:.08em;background:#eef3f5}.compare tr:last-child td{border-bottom:0}
.callout{border-left:4px solid var(--warm);background:#fff;padding:22px 24px;border-radius:0 16px 16px 0;margin:28px 0}.callout strong{display:block;margin-bottom:5px}.quote{font-size:1.65rem;line-height:1.4;max-width:920px;margin:0}.topic-strip{display:flex;gap:10px;flex-wrap:wrap;margin-top:24px}.pill{display:inline-flex;padding:8px 12px;border-radius:999px;background:#e7eff1;font-size:.88rem}
.breadcrumbs{font-size:.82rem;color:var(--muted);padding-top:30px}.breadcrumbs a{text-decoration:none}.breadcrumbs span{padding:0 6px;color:#9aa7ac}.page-hero{padding:56px 0 46px}.page-hero h1{font-size:clamp(2.7rem,5.3vw,5rem);max-width:1000px}.page-hero .lead{max-width:790px}.page-hero-project{padding-bottom:72px;background:radial-gradient(circle at 78% 20%,rgba(62,166,181,.11),transparent 25%)}.narrow-head{max-width:1120px}
.article-layout{display:grid;grid-template-columns:245px minmax(0,800px);gap:68px;align-items:start}.toc{position:sticky;top:115px;font-size:.88rem;border-left:1px solid var(--line);padding-left:18px}.toc strong{display:block;margin-bottom:10px}.toc a{display:block;text-decoration:none;color:var(--muted);padding:5px 0}.toc a:hover{color:var(--accent-dark)}
.source-list{display:grid;gap:14px}.source{background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px}.source a{font-weight:750;color:var(--accent-dark)}.source p{margin:6px 0 0;color:var(--muted);font-size:.92rem}
.sale-panel{display:grid;grid-template-columns:1.2fr .8fr;gap:34px;align-items:center;background:linear-gradient(135deg,#0d2931,#07151b);color:#fff;padding:42px;border-radius:28px}.sale-panel p{color:#bdd0d5}.sale-tag{display:inline-block;background:#173b45;color:#bce5e9;border-radius:999px;padding:7px 11px;font-size:.78rem;font-weight:800;text-transform:uppercase;letter-spacing:.1em}.sale-box{border:1px solid #36535b;border-radius:18px;padding:20px;background:rgba(255,255,255,.04)}

.project-principles{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.project-principles article{border-top:2px solid var(--ink);padding:26px 4px 0}.project-principles span{font-size:.7rem;color:#809197;letter-spacing:.12em}.project-principles h2{font-size:1.55rem;margin-top:28px}.project-principles p{color:var(--muted)}
.strategy-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:90px}.strategy-options{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line);border-left:1px solid var(--line)}.strategy-options article{padding:25px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}.strategy-options strong{display:block;font-size:1.12rem;margin-bottom:8px}.strategy-options p{margin:0;color:var(--muted)}
.project-transfer{background:var(--dark);color:#eff8f9}.transfer-panel{display:grid;grid-template-columns:1.1fr .9fr;gap:80px;align-items:center}.transfer-panel p{color:#afc4ca}.transfer-meta{border-top:1px solid #33515a}.transfer-meta div{padding:17px 0;border-bottom:1px solid #33515a;display:flex;justify-content:space-between;gap:20px}.transfer-meta span{color:#78959d;font-size:.82rem}.transfer-meta strong{text-align:right;font-size:.92rem}

.site-footer{background:#06151b;color:#dbe5e7}.footer-inner{max-width:var(--max);margin:auto;padding:60px 28px 30px}.footer-topline{display:flex;justify-content:space-between;gap:30px;align-items:end;padding-bottom:28px;border-bottom:1px solid #263f47;margin-bottom:34px}.footer-topline span:first-child{font-size:1.55rem;font-weight:820;letter-spacing:-.035em}.footer-topline span:last-child{color:#839aa1;font-size:.9rem}.footer-grid{display:grid;grid-template-columns:1.2fr repeat(3,1fr);gap:38px}.footer-grid h3{font-size:.72rem;text-transform:uppercase;letter-spacing:.12em;color:#789096}.footer-grid a{display:block;text-decoration:none;color:#d7e0e3;margin:7px 0;font-size:.9rem}.footer-grid a:hover{color:#fff}.footer-brand{font-weight:800;font-size:1.15rem}.footer-brand p{font-size:.9rem;font-weight:500;color:#849ba1;max-width:300px}.footer-bottom{border-top:1px solid #263b42;margin-top:34px;padding-top:20px;color:#7f969c;font-size:.8rem;display:flex;justify-content:space-between;gap:20px}
.notice{background:#fff8e9;border:1px solid #f0d59c;border-radius:16px;padding:18px;color:#624c1d}.legal-placeholder{background:#fff1f1;border:1px solid #e5b7b7;color:#6f2929;border-radius:16px;padding:18px;font-weight:700}

@media(max-width:1050px){
  .process-nav-inner{grid-template-columns:repeat(3,1fr)}.process-nav a:nth-child(4){border-left:1px solid #1d3b44}.process-nav a:nth-child(-n+3){border-bottom:1px solid #1d3b44}
  .feature-grid{grid-template-columns:1fr 1fr}.feature-card-large{grid-row:span 1;min-height:360px;grid-column:span 2}.feature-card:nth-child(4){grid-column:auto}
  .concept-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:900px){
  .nav{display:none}.menu-button{display:block}.nav.open{display:flex;position:absolute;left:20px;right:20px;top:67px;background:#fff;padding:18px;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);flex-direction:column;align-items:flex-start;gap:15px}.nav-cta,.nav-quiet{border:0;padding:0}
  .hero-grid,.split,.sale-panel,.article-layout,.technical-grid,.decision-grid,.editorial-grid,.strategy-grid,.transfer-panel{grid-template-columns:1fr}.hero-art{order:-1;max-width:650px}.technical-intro,.sticky,.toc{position:static}.technical-grid,.decision-grid,.editorial-grid,.strategy-grid,.transfer-panel{gap:45px}.grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}.stats{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1fr 1fr}.section-head{grid-template-columns:1fr;gap:24px}.project-principles{grid-template-columns:1fr}.strategy-options{grid-template-columns:1fr 1fr}.hero{padding-top:48px}.hero-copy h1{max-width:900px}
}
@media(max-width:620px){
  .header-inner{padding:12px 18px;min-height:66px}.brand span{font-size:.93rem}.brand span small{font-size:.56rem}.brand-mark{width:29px;height:29px}.wrap{padding-left:18px;padding-right:18px}.section{padding:66px 0}.section.compact{padding:48px 0}.hero{padding:38px 0 46px}.hero-grid{gap:28px}.hero-art{padding:8px;border-radius:24px}.hero-trust{gap:8px}.hero-trust span:not(:last-child):after{display:none}.hero-trust span{background:#e7edef;border-radius:999px;padding:5px 8px;font-size:.65rem}.process-nav-inner{grid-template-columns:1fr 1fr;padding-left:18px;padding-right:18px}.process-nav a,.process-nav a:first-child,.process-nav a:nth-child(4){border-left:0}.process-nav a:nth-child(odd){border-left:1px solid #1d3b44}.process-nav a{border-bottom:1px solid #1d3b44;padding:19px 14px}.process-nav a strong{font-size:.87rem}.process-nav a small{display:none}.feature-grid{grid-template-columns:1fr}.feature-card-large{grid-column:auto;min-height:390px}.concept-grid,.grid-2,.grid-3,.grid-4,.stats,.footer-grid,.strategy-options{grid-template-columns:1fr}.concept-card{min-height:210px}.technical-steps article{grid-template-columns:43px 1fr}.decision-list>div{grid-template-columns:40px 1fr}.footer-topline{display:block}.footer-topline span{display:block}.footer-topline span:last-child{margin-top:8px}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:6px}.transfer-meta div{display:block}.transfer-meta strong{display:block;text-align:left;margin-top:4px}h1{font-size:2.85rem}.page-hero h1{font-size:2.65rem}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.button,.feature-card,.concept-card,.site-header{transition:none}}