/* INTERSTE preview – VI kit v1 (2026-10-25). Mobile-first: base = phone (~390px), then min-width 600 / 821 / 1181.
   Fonts: Cormorant Garamond + Inter, SIL OFL 1.1, self-hosted woff2 (Latin subset). */
@font-face{font-family:"Cormorant Garamond";src:url(fonts/20261025_CormorantGaramond-VariableFont_wght.woff2) format("woff2");font-weight:300 700;font-style:normal;font-display:swap}
@font-face{font-family:Inter;src:url(fonts/20261025_Inter-VariableFont_opsz-wght.woff2) format("woff2");font-weight:100 900;font-style:normal;font-display:swap}
:root{--navy:#112347;--navy-deep:#0A1630;--gold:#BF9B5D;--gold-light:#F1D496;--gold-dark:#9C773D;--paper:#F8F6F1;--stone:#E7E3DA;--mist:#8A93A3;--slate:#5A6475;--ink:#1A2233;
 --gold-grad:linear-gradient(90deg,#9C773D 0%,#BF9B5D 30%,#DFBE7E 55%,#F1D496 80%,#D3B072 100%);
 --serif:"Cormorant Garamond",Georgia,"Times New Roman",serif;--sans:Inter,system-ui,-apple-system,"Segoe UI",Arial,sans-serif;--body:#3A4456;--hdr:68px}
*{box-sizing:border-box}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--sans);color:var(--ink);font-size:16px;line-height:1.65;background:#fff;-webkit-font-smoothing:antialiased;overflow-x:hidden}
body:has(.navt:checked){overflow:hidden}
h1,h2,h3{font-family:var(--serif);font-weight:600;letter-spacing:0;overflow-wrap:break-word;hyphens:manual}
p,dd,li{overflow-wrap:break-word}
a{color:var(--navy);text-decoration-color:var(--gold);text-underline-offset:3px}
img{max-width:100%}
.wrap{max-width:1200px;margin:0 auto;padding:0 20px}
.previewbar{background:#FFE066;color:#3d3200;font-size:12px;line-height:1.4;text-align:center;padding:6px 12px;font-weight:600;letter-spacing:.02em}
mark.tbc{background:#FFE066;color:#3d3200;border:1px dashed #C9A400;border-radius:4px;padding:1px 6px;font-weight:600;font-size:.92em;font-family:var(--sans);box-decoration-break:clone;-webkit-box-decoration-break:clone}

/* ---------- header (phone): full-colour logo on white + hamburger ---------- */
.top{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--stone)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;height:var(--hdr);gap:16px}
.brand{display:flex;align-items:center;text-decoration:none;flex-shrink:0;min-height:44px}
.brand .logo{display:block;height:36px;width:auto}
/* checkbox toggle, visually hidden but keyboard-focusable */
.navt{position:absolute;opacity:0;width:44px;height:44px;right:20px;margin:0;z-index:62;cursor:pointer}
.burger{position:relative;z-index:61;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:6px;width:44px;height:44px;border-radius:4px;cursor:pointer;margin-right:-6px}
.burger span{width:24px;height:2px;background:var(--navy);display:block;transition:transform .2s,opacity .2s,background .2s}
.navt:focus-visible~.burger{outline:2px solid var(--gold);outline-offset:2px}
.navt:checked,.navt:checked~.burger{position:fixed;top:calc((var(--hdr) - 44px)/2);right:14px;margin:0}
.navt:checked~.burger span{background:var(--gold-light)}
.navt:checked~.burger span:nth-child(1){transform:translateY(8px) rotate(45deg)}
.navt:checked~.burger span:nth-child(2){opacity:0}
.navt:checked~.burger span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}
/* full-screen navy overlay menu */
.nav{position:fixed;inset:0;z-index:60;display:flex;flex-direction:column;background:
 radial-gradient(520px 320px at 100% 100%,rgba(191,155,93,.22),transparent 70%),linear-gradient(180deg,#0A1630,#112347);
 padding:0 20px 32px;overflow-y:auto;visibility:hidden;opacity:0;transform:translateY(-8px);transition:opacity .2s,transform .2s,visibility 0s .2s}
.navt:checked~.nav{visibility:visible;opacity:1;transform:none;transition:opacity .2s,transform .2s}
.nav-head{height:var(--hdr);display:flex;align-items:center;border-bottom:1px solid rgba(241,212,150,.22);flex-shrink:0}
.nav-head .logo{height:36px;width:auto;display:block}
.nav-links{display:flex;flex-direction:column;padding-top:12px}
.nav-links a{display:flex;align-items:center;min-height:56px;color:#fff;text-decoration:none;font-family:var(--serif);font-size:27px;font-weight:500;line-height:1.15;border-bottom:1px solid rgba(241,212,150,.14);padding:6px 0}
.nav-links a:hover{color:var(--gold-light)}
.nav-links a[aria-current=page]{color:var(--gold-light);padding-left:16px;box-shadow:inset 3px 0 0 var(--gold)}
.nav:after{content:"";display:block;width:56px;height:2px;background:var(--gold-grad);margin-top:28px;flex-shrink:0}

/* ---------- hero ---------- */
.hero{position:relative;color:#fff;overflow:hidden;background:
 radial-gradient(600px 360px at 72% 88%,rgba(191,155,93,.30),transparent 65%),
 radial-gradient(400px 240px at 85% 60%,rgba(241,212,150,.12),transparent 70%),
 linear-gradient(180deg,#0A1630 0%,#112347 60%,#16295A 100%)}
.hero:after,.pagehead:after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--gold-grad);opacity:.85}
.hero-grid{display:grid;grid-template-columns:1fr;gap:28px;align-items:center;padding-top:48px;padding-bottom:52px}
.eyebrow{text-transform:uppercase;letter-spacing:.24em;font-size:12px;font-weight:600;color:var(--gold-light);margin:0 0 14px}
.hero h1{font-size:42px;line-height:1.05;margin:0 0 20px}
.hero .lead{font-size:18px;line-height:1.55;color:#F1EEE6;margin:0 0 16px}
.hero p{color:#C9CFDA;margin:0 0 14px}
.btns{display:flex;flex-direction:column;gap:12px;margin-top:28px}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:12px 24px;border-radius:4px;font-weight:600;font-size:15px;letter-spacing:.02em;text-decoration:none;text-align:center;transition:.15s}
.btn.primary{background:var(--gold);color:var(--navy-deep)}.btn.primary:hover{background:var(--gold-light)}
.btn.ghost{border:1.5px solid rgba(241,212,150,.6);color:#fff}.btn.ghost:hover{border-color:var(--gold-light);background:rgba(241,212,150,.08)}
.hero-visual{position:relative}
.hero-art{width:100%;height:auto;display:block;border-radius:6px;-webkit-mask-image:linear-gradient(180deg,#000 80%,transparent);mask-image:linear-gradient(180deg,#000 80%,transparent)}
.illus{position:absolute;right:12px;bottom:10px;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:rgba(255,255,255,.85);background:rgba(10,22,48,.6);padding:3px 8px;border-radius:3px}

/* ---------- page head ---------- */
.pagehead{position:relative;color:#fff;padding:52px 0 52px;background:
 radial-gradient(500px 220px at 88% 120%,rgba(191,155,93,.38),transparent 70%),linear-gradient(180deg,#0A1630,#112347)}
.pagehead h1{font-size:38px;line-height:1.08;margin:0;max-width:880px}
.pagehead .lead{font-size:17px;line-height:1.6;color:#E7E3DA;margin:16px 0 0;max-width:42em}

/* ---------- identity strip ---------- */
.strip{background:var(--navy-deep);color:#AEB5C2;font-size:13px;letter-spacing:.06em}
.strip .wrap{display:flex;gap:6px 12px;justify-content:center;flex-wrap:wrap;padding-top:14px;padding-bottom:14px;text-align:center}
.strip .dot{color:var(--gold)}

/* ---------- sections ---------- */
.sec{padding:60px 0}.sec.alt{background:var(--paper)}.sec.tight{padding:24px 0}
.sec h2{font-size:32px;line-height:1.15;margin:0 0 24px;color:var(--navy)}
.sec h2:after{content:"";display:block;width:48px;height:2px;background:var(--gold-grad);margin-top:14px}
.callout h2:after,.ctabox h2:after{display:none}
.prose{max-width:42em}.prose p{margin:0 0 18px;color:var(--body)}
.cards{display:grid;grid-template-columns:1fr;gap:16px}
.card{position:relative;background:#fff;border:1px solid var(--stone);border-radius:6px;padding:26px 22px 22px;text-decoration:none;color:inherit;display:flex;flex-direction:column;transition:.18s}
.card:hover{box-shadow:0 14px 30px rgba(17,35,71,.10);border-color:var(--gold)}
.card .bar{width:36px;height:2px;background:var(--gold-grad);margin-bottom:16px}
.card h3{font-size:24px;line-height:1.2;margin:0 0 10px;color:var(--navy)}
.card p{font-size:15px;color:var(--slate);margin:0 0 14px;flex:1}
.card .more{display:inline-flex;align-items:center;min-height:44px;font-size:14.5px;font-weight:600;color:var(--navy)}
.split{display:grid;grid-template-columns:1fr;gap:32px;align-items:start}
.facts{background:var(--navy);color:#fff;border-radius:6px;padding:26px 22px;border-top:3px solid var(--gold)}
.facts h3{margin:0 0 16px;font-family:var(--sans);font-size:13px;letter-spacing:.16em;text-transform:uppercase;color:var(--gold-light)}
.facts dl{margin:0;display:grid;grid-template-columns:1fr;gap:2px;font-size:15px}
.facts dt{color:#AEB5C2;font-size:13px}.facts dd{margin:0 0 12px}
.ph{position:relative;margin:0;min-height:220px;border-radius:6px;overflow:hidden;display:flex;align-items:flex-end;
 background:radial-gradient(400px 200px at 75% 100%,rgba(191,155,93,.5),transparent 70%),
 repeating-linear-gradient(90deg,rgba(241,212,150,.06) 0 1px,transparent 1px 44px),linear-gradient(160deg,#0A1630,#1E3561)}
.ph .illus{top:12px;bottom:auto}
.ph figcaption{padding:18px;font-size:14px;color:#fff}
.checks{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:1fr;gap:12px}
.checks li{background:#fff;border:1px solid var(--stone);border-radius:6px;padding:16px 16px 16px 48px;position:relative;font-weight:500;color:var(--navy)}
.checks li:before{content:"";position:absolute;left:16px;top:19px;width:18px;height:18px;border-radius:50%;background:var(--navy) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4 8.5l2.5 2.5L12 5.5' fill='none' stroke='%23F1D496' stroke-width='2'/%3E%3C/svg%3E") center/14px no-repeat}
.after{margin:24px 0 0;max-width:42em;color:var(--body)}
.tiles{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.tile{background:#fff;border:1px solid var(--stone);border-radius:6px;padding:20px 16px;font-weight:600;color:var(--navy);font-size:15px;line-height:1.4}
.tile .ico{display:block;width:30px;height:30px;border-radius:4px;margin-bottom:12px;background:linear-gradient(135deg,var(--gold-light),var(--gold) 50%,var(--gold-dark))}
.note{border-left:3px solid var(--gold);background:var(--paper);padding:22px 20px;border-radius:0 6px 6px 0;max-width:900px}
.sec.alt .note{background:#fff}
.note h3{margin:0 0 8px;color:var(--navy);font-size:24px}.note p{margin:0;color:var(--body)}
.callout{background:linear-gradient(135deg,#0A1630,#1E3561);color:#fff;border-radius:6px;padding:30px 22px;position:relative;overflow:hidden;border-top:3px solid var(--gold)}
.callout:after{content:"";position:absolute;right:-80px;bottom:-120px;width:320px;height:320px;border-radius:50%;background:radial-gradient(rgba(191,155,93,.40),transparent 70%)}
.callout h2{color:#fff;position:relative;z-index:1}.callout p{margin:0 0 12px;color:#E7E3DA;font-size:17px;max-width:46em;position:relative;z-index:1}
.tags{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px;position:relative;z-index:1}
.tag{font-size:11.5px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;padding:4px 10px;border-radius:999px;background:var(--paper);color:var(--navy);border:1px solid var(--gold)}
.callout .tag{color:var(--gold-light);background:rgba(241,212,150,.08);border-color:rgba(241,212,150,.55)}
.projs{display:grid;grid-template-columns:1fr;gap:20px}
.proj{border:1px solid var(--stone);border-radius:6px;overflow:hidden;background:#fff}
.proj-img{position:relative;height:150px;background:radial-gradient(360px 160px at 70% 110%,rgba(191,155,93,.55),transparent 70%),repeating-linear-gradient(0deg,rgba(241,212,150,.06) 0 1px,transparent 1px 30px),linear-gradient(160deg,#0A1630,#1E3561)}
.proj:nth-child(2) .proj-img{background:radial-gradient(360px 160px at 25% 110%,rgba(241,212,150,.35),transparent 70%),repeating-linear-gradient(90deg,rgba(241,212,150,.06) 0 1px,transparent 1px 30px),linear-gradient(160deg,#0A1630,#112347)}
.proj-body{padding:24px 20px}
.proj h3{font-size:25px;line-height:1.2;color:var(--navy);margin:0 0 14px}
.proj p{font-size:15.5px;color:var(--body);margin:0 0 12px}
.ctabox{display:flex;flex-direction:column;align-items:stretch;gap:20px;border:1px solid var(--stone);border-top:3px solid var(--gold);border-radius:6px;padding:28px 22px;background:#fff}
.ctabox h2{margin-bottom:12px}.ctabox p{margin:0 0 8px;color:var(--body)}
.ctabox .btn.primary{background:var(--navy);color:#fff}.ctabox .btn.primary:hover{background:var(--navy-deep)}
.disc{background:var(--paper);border:1px solid var(--stone);border-left:3px solid var(--gold);border-radius:6px;padding:16px 18px;font-size:14px;color:var(--ink)}
.sec.alt .disc{background:#fff}
.disc p{margin:4px 0 0;color:var(--body)}
.contact{display:grid;grid-template-columns:1fr;gap:0;margin:0;max-width:760px;font-size:17px}
.contact dt{color:var(--slate);font-size:14px;margin-top:14px}.contact dt:first-child{margin-top:0}
.contact dd{margin:0;font-weight:500;color:var(--navy)}
.contact a{display:inline-flex;align-items:center;min-height:44px;font-weight:600;word-break:break-all}

/* ---------- footer: reversed logo on Deep Navy ---------- */
.foot{background:var(--navy-deep);color:#AEB5C2;padding:48px 0 32px;font-size:14px;border-top:2px solid var(--gold)}
.foot .brand .logo{height:40px}
.foot-grid{display:grid;grid-template-columns:1fr;gap:28px}
.foot .small{margin:14px 0 0;line-height:1.6}
.foot-nav{display:grid;grid-template-columns:1fr 1fr;gap:0 20px;align-content:start}
.foot-nav a{display:flex;align-items:center;min-height:44px;color:#E7E3DA;text-decoration:none;line-height:1.3}.foot-nav a:hover{color:var(--gold-light)}
.fdisc{border-top:1px solid rgba(241,212,150,.15);margin-top:28px;padding-top:22px;font-size:12.5px;line-height:1.6;color:#9AA2B1}

/* ---------- ≥600px: large phone / small tablet ---------- */
@media (min-width:600px){
 .wrap{padding:0 28px}.navt{right:28px}.nav{padding:0 28px 40px}.navt:checked,.navt:checked~.burger{right:22px}
 .btns{flex-direction:row;flex-wrap:wrap}
 .cards,.checks{grid-template-columns:1fr 1fr}.tiles{grid-template-columns:repeat(3,1fr)}
 .facts dl{grid-template-columns:auto 1fr;gap:12px 20px}.facts dt{font-size:15px}.facts dd{margin:0}
 .contact{grid-template-columns:220px 1fr;gap:6px 24px;align-items:center}.contact dt,.contact dt:first-child{margin-top:0}
}
/* ---------- ≥821px: tablet ---------- */
@media (min-width:821px){
 :root{--hdr:84px}
 body{font-size:17px}
 .brand .logo,.nav-head .logo{height:46px}
 .hero-grid{grid-template-columns:1.1fr .9fr;gap:40px;padding-top:88px;padding-bottom:88px}
 .hero h1{font-size:60px}.hero .lead{font-size:20px}
 .pagehead{padding:76px 0 68px}.pagehead h1{font-size:52px}.pagehead .lead{font-size:20px}
 .sec{padding:84px 0}.sec h2{font-size:40px;margin-bottom:28px}
 .split{grid-template-columns:1.4fr 1fr;gap:56px}.projs{grid-template-columns:1fr 1fr;gap:28px}
 .facts{padding:32px}.callout{padding:40px 44px}.note{padding:24px 28px}.proj-body{padding:28px}.proj-img{height:170px}
 .ctabox{flex-direction:row;justify-content:space-between;align-items:center;gap:32px;padding:36px 40px}
 .foot{padding:60px 0 32px}.foot-grid{grid-template-columns:1fr 1.4fr;gap:40px}
 .foot .brand .logo{height:44px}.foot-nav a{min-height:32px}
 .ph{min-height:340px}
}
/* ---------- ≥1181px: desktop, inline navigation ---------- */
@media (min-width:1181px){
 .navt,.burger,.nav-head,.nav:after{display:none}
 .nav{position:static;visibility:visible;opacity:1;transform:none;background:none;padding:0;overflow:visible;transition:none;display:block}
 .nav-links{flex-direction:row;gap:2px;padding:0}
 .nav-links a{min-height:44px;font-family:var(--sans);font-size:13.5px;font-weight:500;color:var(--ink);border:0;padding:8px 9px;border-radius:4px;white-space:nowrap}
 .nav-links a:hover{color:var(--navy);background:var(--paper)}
 .nav-links a[aria-current=page]{color:var(--navy);font-weight:600;padding-left:9px;box-shadow:inset 0 -2px 0 var(--gold)}
 body:has(.navt:checked){overflow:auto}
 .cards{grid-template-columns:repeat(4,1fr);gap:22px}.card:hover{transform:translateY(-3px)}
 .checks{grid-template-columns:repeat(3,1fr);gap:14px}.tiles{grid-template-columns:repeat(5,1fr);gap:16px}
 .hero h1{font-size:64px}
}