/* NorthBridge website
   Layout: full-bleed photo hero, then alternating white and mist sections, a navy contact band and a night footer.
   Legal pages reuse the header, footer and tokens with a single reading column.
   Single light theme by choice, following the NorthBridge brand guide (NB Navy, NB Cyan, NB Sky on white). */
:root{
  --nb-navy:#0E3A78;
  --nb-cyan:#0B7CA5;
  --nb-cyan-deep:#0A6B8F;
  --nb-sky:#76B6CE;
  --ink:#0F1E33;
  --muted:#4A5872;
  --paper:#FFFFFF;
  --paper-glass:rgba(255,255,255,.95);
  --mist:#F1F5F9;
  --line:#D7DFEA;
  --night:#0B1530;
  --veil:rgba(11,21,48,.85);
  --on-dark:#FFFFFF;
  --on-dark-muted:#B9C7DD;
  --on-navy-muted:#D3DEEE;
  --on-navy-soft:#E6EEF8;
  --on-navy-line:rgba(255,255,255,.38);
  --sky-line:rgba(118,182,206,.38);
  --shadow:rgba(15,30,51,.08);
  --font-display:"Montserrat","Helvetica Neue",Arial,sans-serif;
  --font-body:"Hanken Grotesk","Helvetica Neue",Arial,sans-serif;
  --font-mono:"JetBrains Mono",ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace;
  --step--1:0.8125rem; --step-0:1rem; --step-1:1.1875rem; --step-2:1.45rem; --step-3:clamp(1.7rem,3vw,2.15rem); --step-4:clamp(2.1rem,5.2vw,4rem);
  --gutter:clamp(16px,4vw,40px);
  --maxw:1160px;
  --header-h:64px;
  color-scheme:light;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(env(safe-area-inset-top,0px) + var(--header-h) + 8px)}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--font-body);font-size:var(--step-0);line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto}
[hidden]{display:none!important}
a{color:inherit}
:focus-visible{outline:2px solid var(--nb-cyan);outline-offset:3px;border-radius:2px}
h1,h2,h3{font-family:var(--font-display);line-height:1.1;text-wrap:balance;margin:0;letter-spacing:-0.015em}
p{margin:0}
.wrap{max-width:var(--maxw);margin-inline:auto;padding-inline:var(--gutter)}
.label{font-family:var(--font-mono);font-size:var(--step--1);letter-spacing:.09em;text-transform:uppercase;color:var(--muted)}
.eyebrow{display:block;margin-bottom:10px}
.skip{position:absolute;left:16px;top:-80px;z-index:40;background:var(--nb-navy);color:var(--on-dark);padding:10px 14px;border-radius:3px;font-weight:600;text-decoration:none}
.skip:focus{top:calc(env(safe-area-inset-top,0px) + 8px)}
.fade-in{animation:fadeIn .45s ease both}
@keyframes fadeIn{from{opacity:.25;transform:translateY(6px)}to{opacity:1;transform:none}}

/* header */
header.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:var(--paper-glass);-webkit-backdrop-filter:saturate(1.4) blur(10px);backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;gap:18px;padding-block:14px}
.brand{display:block;line-height:0;flex:none}
.brand img{height:32px;width:auto}
nav.links{display:flex;gap:4px;flex-wrap:wrap;margin-left:auto}
nav.links a{text-decoration:none;color:var(--muted);font-weight:500;font-size:.93rem;padding:6px 10px;border-radius:3px;transition:color .2s,background .2s}
nav.links a:hover{color:var(--nb-navy)}
nav.links a.active{color:var(--nb-navy);background:var(--mist)}
.bar-end{display:flex;align-items:center;gap:8px}
.bar-end.solo{margin-left:auto;gap:14px}
.back{font-size:.92rem;font-weight:600;color:var(--nb-navy);text-decoration:none;border-bottom:1px solid var(--nb-sky)}
.back:hover{border-bottom-color:var(--nb-navy)}
.lang{font-family:var(--font-mono);font-size:.8rem;font-weight:500;letter-spacing:.06em;text-decoration:none;color:var(--nb-navy);border:1px solid var(--line);border-radius:3px;padding:5px 9px;transition:border-color .2s}
.lang:hover{border-color:var(--nb-cyan)}
.menu-btn{display:none;align-items:center;font:inherit;font-size:.9rem;font-weight:600;color:var(--nb-navy);background:var(--paper);border:1px solid var(--line);border-radius:3px;padding:5px 12px;cursor:pointer}
.progress{position:absolute;left:0;bottom:-1px;height:2px;width:100%;background:var(--nb-cyan);transform-origin:0 50%;transform:scaleX(0)}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:10px;padding:13px 22px;border-radius:3px;font-weight:600;text-decoration:none;font-size:.97rem;line-height:1.2;border:1px solid transparent;font-family:var(--font-body);cursor:pointer;transition:background .2s,border-color .2s}
.btn svg{width:16px;height:16px;flex:none;transition:transform .2s}
.btn:hover svg{transform:translateX(3px)}
.btn.primary{background:var(--nb-cyan);color:var(--on-dark)}
.btn.primary:hover{background:var(--nb-cyan-deep)}
.btn.ghost{background:transparent;color:var(--on-dark);border-color:var(--on-navy-line)}
.btn.ghost:hover{border-color:var(--on-dark)}

/* hero */
.hero{position:relative;overflow:hidden;isolation:isolate;background:var(--night);color:var(--on-dark)}
.hero-img{position:absolute;inset:0;width:100%;height:100%;max-width:none;object-fit:cover;object-position:62% 50%;transform-origin:70% 50%;animation:drift 22s ease-in-out infinite alternate;z-index:-2}
.hero::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,rgba(11,21,48,.95) 0%,rgba(11,21,48,.82) 38%,rgba(11,21,48,.25) 75%,rgba(11,21,48,.1) 100%)}
@keyframes drift{from{transform:scale(1.02)}to{transform:scale(1.1) translateX(-1.5%)}}
.hero .wrap{position:relative;padding-block:clamp(72px,11vw,140px) clamp(64px,9vw,120px)}
.hero .label{color:var(--nb-sky)}
.hero h1{font-size:var(--step-4);font-weight:700;margin-top:16px;max-width:14em}
.hero h1 em{font-style:normal;color:var(--nb-sky)}
.hero .lede{margin-top:22px;font-size:var(--step-1);color:var(--on-dark-muted);max-width:34em}
.cta-row{display:flex;gap:14px;flex-wrap:wrap;margin-top:34px}
.tagline{margin-top:48px;display:flex;align-items:center;gap:14px;font-family:var(--font-display);font-weight:600;font-size:.76rem;letter-spacing:.22em;text-transform:uppercase;color:var(--on-dark-muted)}
.tagline::before{content:"";width:40px;height:1px;flex:none;background:var(--nb-sky)}

/* sections */
section.block > .wrap{padding-block:clamp(56px,8vw,100px)}
section.block.alt{background:var(--mist)}
.sec-head{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.6fr);gap:clamp(16px,4vw,56px);margin-bottom:clamp(28px,4vw,48px);align-items:end}
.sec-head h2{font-size:var(--step-3);font-weight:700;color:var(--nb-navy)}
.sec-head p{color:var(--muted);max-width:40em;font-size:var(--step-1)}

/* photographs */
.media{position:relative;margin:0;border-radius:4px;overflow:hidden;background:var(--line)}
.media img{position:absolute;inset:0;width:100%;height:100%;max-width:none;object-fit:cover}
.media figcaption{position:absolute;left:0;right:0;bottom:0;padding:16px 18px;background:linear-gradient(0deg,var(--veil),rgba(11,21,48,0));color:var(--on-dark);font-family:var(--font-display);font-weight:600;font-size:1.05rem;line-height:1.3}

/* who we work with */
.aud{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);gap:clamp(24px,4vw,56px);align-items:stretch}
.aud .media{min-height:380px}
.aud .media img{object-position:70% 50%}
.aud-copy{display:flex;flex-direction:column;gap:18px;min-width:0;padding-block:8px}
.aud-copy h2{font-size:var(--step-3);font-weight:700;color:var(--nb-navy)}
.aud-tabs{display:flex;flex-wrap:wrap;gap:8px}
.aud-tab{font:inherit;font-size:.92rem;font-weight:600;padding:9px 16px;border-radius:999px;border:1px solid var(--line);background:var(--paper);color:var(--muted);cursor:pointer;transition:background .2s,border-color .2s,color .2s}
.aud-tab:hover{border-color:var(--nb-cyan);color:var(--nb-navy)}
.aud-tab[aria-selected="true"]{background:var(--nb-navy);border-color:var(--nb-navy);color:var(--on-dark)}
.aud-panel{border-left:3px solid var(--nb-cyan);padding:4px 0 4px 20px;display:flex;flex-direction:column;gap:10px}
.aud-panel h3{font-size:var(--step-2);font-weight:700}
.aud-panel p{color:var(--muted);max-width:36em}
.aud-panel ul{margin:0;padding-left:18px;display:flex;flex-direction:column;gap:4px}
.aud-panel li::marker{color:var(--nb-cyan)}

/* services */
.tabs{display:inline-flex;gap:4px;padding:4px;background:var(--paper);border:1px solid var(--line);border-radius:4px;margin-bottom:28px}
.tab{font:inherit;font-weight:600;font-size:.95rem;padding:10px 20px;border:0;border-radius:3px;background:transparent;color:var(--muted);cursor:pointer;transition:background .2s,color .2s}
.tab[aria-selected="true"]{background:var(--nb-navy);color:var(--on-dark)}
.tab:not([aria-selected="true"]):hover{color:var(--nb-navy)}
.panel{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);gap:clamp(20px,3vw,36px);align-items:stretch}
.panel .media{min-height:320px}
.svc-list{display:grid;grid-template-columns:minmax(0,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:4px;overflow:hidden}
.svc{background:var(--paper);padding:clamp(18px,2.4vw,26px);display:flex;flex-direction:column;gap:8px;min-width:0}
.svc h3{font-size:var(--step-1);font-weight:700}
.svc p{color:var(--muted)}
.svc ul{margin:4px 0 0;padding-left:18px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:2px 20px}
.svc li::marker{color:var(--nb-cyan)}
.svc-note{background:var(--mist);padding:14px clamp(18px,2.4vw,26px);font-size:.92rem;color:var(--nb-navy)}

/* approach */
.stepper{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));position:relative}
.stepper::before{content:"";position:absolute;left:12.5%;right:12.5%;top:22px;height:2px;background:var(--line)}
.stepper .fill{position:absolute;left:12.5%;top:22px;height:2px;width:0;background:var(--nb-cyan);transition:width .45s ease}
.step-btn{position:relative;z-index:1;width:100%;display:flex;flex-direction:column;align-items:center;gap:10px;padding:0 6px;background:none;border:0;font:inherit;cursor:pointer;color:var(--muted);text-align:center}
.dot{width:46px;height:46px;border-radius:50%;display:grid;place-items:center;font-family:var(--font-mono);font-weight:500;font-variant-numeric:tabular-nums;background:var(--paper);border:2px solid var(--line);color:var(--muted);transition:background .3s,border-color .3s,color .3s,transform .3s}
.step-btn .name{font-family:var(--font-display);font-weight:700;font-size:1rem;color:var(--ink)}
.step-btn.done .dot{border-color:var(--nb-cyan);color:var(--nb-cyan)}
.step-btn[aria-selected="true"] .dot{background:var(--nb-navy);border-color:var(--nb-navy);color:var(--on-dark);transform:scale(1.08)}
.step-btn[aria-selected="true"] .name{color:var(--nb-navy)}
.step-btn:hover .dot{border-color:var(--nb-cyan)}
.stage-card{margin-top:34px;background:var(--paper);border:1px solid var(--line);border-radius:4px;display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);overflow:hidden}
.stage-main{padding:clamp(22px,3vw,36px);display:flex;flex-direction:column;gap:12px;min-width:0}
.stage-main h3{font-size:var(--step-2);color:var(--nb-navy)}
.stage-main p{color:var(--muted);max-width:38em}
.stage-side{background:var(--mist);padding:clamp(22px,3vw,36px);border-left:1px solid var(--line);min-width:0}
.stage-side ul{list-style:none;margin:12px 0 0;padding:0;display:flex;flex-direction:column;gap:8px}
.stage-side li{font-family:var(--font-mono);font-size:.82rem;background:var(--paper);border:1px solid var(--line);padding:8px 10px;border-radius:3px;color:var(--nb-navy)}
.stage-nav{display:flex;gap:10px;margin-top:16px}
.mini{font:inherit;font-size:.88rem;font-weight:600;padding:8px 14px;border-radius:3px;border:1px solid var(--line);background:var(--paper);color:var(--nb-navy);cursor:pointer}
.mini:hover:not(:disabled){border-color:var(--nb-cyan)}
.mini:disabled{opacity:.4;cursor:default}

/* experience */
.exp{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(28px,5vw,64px);align-items:center}
.exp .media{min-height:380px}
.exp blockquote{margin:0;font-family:var(--font-display);font-size:clamp(1.3rem,2.4vw,1.7rem);line-height:1.3;font-weight:600;color:var(--nb-navy);text-wrap:balance}
.facts{margin:26px 0 0;border-top:1px solid var(--line)}
.fact{display:grid;grid-template-columns:minmax(0,8rem) minmax(0,1fr);gap:16px;padding-block:12px;border-bottom:1px solid var(--line)}
.fact dt{font-family:var(--font-mono);font-size:var(--step--1);color:var(--muted);text-transform:uppercase;letter-spacing:.06em;padding-top:2px}
.fact dd{margin:0}

/* team */
.team{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(20px,3vw,36px)}
.person{display:grid;grid-template-columns:120px minmax(0,1fr);gap:clamp(16px,2.2vw,24px);align-items:start}
.person img{width:120px;height:120px;object-fit:contain;object-position:bottom;display:block}
.person h3{font-size:var(--step-2);font-weight:700}
.person .role{color:var(--nb-cyan);font-weight:600;font-size:.95rem;margin-top:4px}
.person .area{font-family:var(--font-mono);font-size:.76rem;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);margin-top:6px}
.person .bio{margin-top:12px;color:var(--muted)}
.person .li{display:inline-block;margin-top:12px;font-size:.92rem;font-weight:600;color:var(--nb-navy);text-decoration:none;border-bottom:1px solid var(--nb-sky)}
.person .li:hover{border-bottom-color:var(--nb-navy)}

/* contact */
.contact-band{background:var(--nb-navy);color:var(--on-dark)}
.contact-band > .wrap{padding-block:clamp(56px,8vw,96px);display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.2fr);gap:clamp(28px,4vw,56px);align-items:start}
.contact-intro{min-width:0}
.contact-band .label{color:var(--nb-sky)}
.contact-band h2{font-size:var(--step-4);font-weight:700;margin-top:12px}
.contact-band .intro{color:var(--on-navy-muted);margin-top:16px;max-width:30em}
.people{list-style:none;margin:28px 0 0;padding:0;display:grid;gap:12px}
.people li{border:1px solid var(--sky-line);border-radius:4px;padding:14px 16px;display:grid;gap:4px;min-width:0}
.people .who{font-family:var(--font-mono);font-size:.74rem;letter-spacing:.08em;text-transform:uppercase;color:var(--nb-sky)}
.people .name{font-weight:600}
.addr{display:flex;flex-wrap:wrap;align-items:center;gap:6px 12px;min-width:0}
.addr code{font-family:var(--font-mono);font-size:.88rem;color:var(--on-dark);overflow-wrap:anywhere;user-select:all}
.copy{font:inherit;font-size:.8rem;font-weight:600;color:var(--on-dark);background:transparent;border:1px solid var(--on-navy-line);border-radius:3px;padding:3px 10px;cursor:pointer}
.copy:hover{border-color:var(--on-dark)}
.builder{background:rgba(255,255,255,.06);border:1px solid var(--sky-line);border-radius:4px;padding:clamp(18px,2.6vw,28px);display:flex;flex-direction:column;gap:18px;min-width:0}
html:not(.js) .builder{display:none}
.q{border:0;margin:0;padding:0;min-width:0}
.q legend{font-family:var(--font-mono);font-size:.74rem;letter-spacing:.08em;text-transform:uppercase;color:var(--nb-sky);margin-bottom:8px;padding:0}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{position:relative}
.chip input{position:absolute;opacity:0;pointer-events:none}
.chip span{display:inline-block;padding:8px 14px;border-radius:999px;border:1px solid var(--on-navy-line);font-size:.9rem;cursor:pointer;color:var(--on-navy-soft);transition:background .2s,border-color .2s,color .2s}
.chip span:hover{border-color:var(--on-dark)}
.chip input:checked + span{background:var(--nb-cyan);border-color:var(--nb-cyan);color:var(--on-dark)}
.chip input:focus-visible + span{outline:2px solid var(--nb-sky);outline-offset:2px}
.preview{background:var(--paper);color:var(--ink);border-radius:3px;padding:14px 16px;font-size:.92rem;line-height:1.55;white-space:pre-wrap;overflow-wrap:anywhere;min-height:120px}
.preview .to{display:block;font-family:var(--font-mono);font-size:.76rem;color:var(--muted);margin-bottom:10px;padding-bottom:10px;border-bottom:1px solid var(--line)}
.actions{display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.status{flex-basis:100%;font-size:.86rem;color:var(--on-navy-muted);min-height:1.4em}

/* footer */
footer{background:var(--night);color:var(--on-dark-muted)}
footer .wrap{padding-block:28px;display:flex;flex-direction:column;gap:10px;font-size:var(--step--1)}
.foot-main{display:flex;justify-content:space-between;gap:12px 24px;flex-wrap:wrap}
footer nav{display:flex;gap:18px;flex-wrap:wrap}
footer nav a{color:var(--on-dark);text-decoration:none;border-bottom:1px solid var(--sky-line)}
footer nav a:hover{border-bottom-color:var(--on-dark)}
footer .legal{font-family:var(--font-mono);font-size:.72rem;line-height:1.7;max-width:60em}

/* legal pages */
.doc{padding-block:clamp(40px,6vw,72px)}
.doc article{max-width:44rem}
.doc h1{font-size:var(--step-3);font-weight:700;color:var(--nb-navy);margin-top:10px}
.doc h2{font-size:var(--step-1);font-weight:700;color:var(--nb-navy);margin-top:36px}
.doc p,.doc ul{margin:12px 0 0}
.doc ul{padding-left:20px;display:flex;flex-direction:column;gap:6px}
.doc li::marker{color:var(--nb-cyan)}
.doc .meta{color:var(--muted)}
.doc a{color:var(--nb-cyan)}
.doc address{font-style:normal}

@media (max-width:920px){
  .aud,.panel,.exp,.contact-band > .wrap,.stage-card,.sec-head,.team{grid-template-columns:minmax(0,1fr)}
  .stage-side{border-left:0;border-top:1px solid var(--line)}
  .aud .media{min-height:240px}
  .panel .media{min-height:220px}
  .exp .media{min-height:260px;order:-1}
}
@media (max-width:760px){
  .bar{flex-wrap:wrap}
  html:not(.js) nav.links{order:3;width:100%;margin-left:0}
  .bar-end{margin-left:auto}
  .js .menu-btn{display:inline-flex}
  .js nav.links{display:none;position:absolute;left:0;right:0;top:100%;flex-direction:column;gap:0;margin:0;padding:6px var(--gutter) 12px;background:var(--paper);border-bottom:1px solid var(--line);box-shadow:0 14px 28px var(--shadow)}
  .js header.top.open nav.links{display:flex}
  .js nav.links a{padding:12px 2px;font-size:1rem;border-radius:0;border-bottom:1px solid var(--line)}
  .js nav.links a:last-child{border-bottom:0}
}
@media (max-width:640px){
  .brand img{height:26px}
  .svc ul{grid-template-columns:minmax(0,1fr)}
  .person{grid-template-columns:88px minmax(0,1fr)}
  .person img{width:88px;height:88px}
  .fact{grid-template-columns:minmax(0,1fr);gap:2px}
  .dot{width:38px;height:38px;font-size:.85rem}
  .stepper::before,.stepper .fill{top:18px}
  .step-btn .name{font-size:.8rem}
  .tabs{display:flex}
  .tab{flex:1;padding:10px 8px}
  .hero::after{background:linear-gradient(180deg,rgba(11,21,48,.88) 0%,rgba(11,21,48,.8) 60%,rgba(11,21,48,.66) 100%)}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .hero-img,.fade-in{animation:none}
  *{transition:none!important}
}