/* ============================================================================
 * debrix-site — Debrix Labs layout + component styles. Mobile-first.
 * Brand colors come from the vendored brand/tokens.css (var(--...)); no raw
 * brand hex lives here. All-dark theme: the site tokens below map page roles
 * onto the brand's navy scale. AA contrast for each pair is checked in
 * tests/build.test.js.
 * ==========================================================================*/

:root{
  --paper:var(--navy);          /* page background */
  --paper-alt:var(--surface);   /* alternate section background */
  --fg:var(--white);            /* primary text */
  --ink-2:var(--muted);         /* secondary text (slate) */
  --rule:var(--line);           /* borders */
  --teal-ink:var(--teal);       /* teal text and links */
  --gutter:16px;
}
@media (min-width:768px){:root{--gutter:32px}}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:88px;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{background:var(--paper);color:var(--fg);font-family:var(--font-body);font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
h1,h2,h3{font-family:var(--font-display);font-weight:var(--fw-bold);line-height:1.15;letter-spacing:-.01em;word-spacing:.08em}
img,svg{display:block;max-width:100%}
a{color:inherit}
ul,ol{list-style:none}
:focus-visible{outline:3px solid var(--teal);outline-offset:3px;border-radius:2px}
.container{max-width:1120px;margin:0 auto;padding:0 var(--gutter)}
.narrow{max-width:880px}
/* wide screens: use more of the width instead of growing the side margins */
@media (min-width:1440px){.container{max-width:1280px}.narrow{max-width:960px}}
@media (min-width:1800px){.container{max-width:1400px}}
.visually-hidden{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:-9999px;top:8px;z-index:20;background:var(--white);color:var(--navy);padding:8px 14px;border-radius:var(--radius)}
.skip:focus{left:8px}

/* ===== Buttons + links ===== */
.btn{display:inline-flex;align-items:center;gap:10px;border-radius:var(--radius);font:600 16px/1 var(--font-body);padding:15px 22px;text-decoration:none;border:2px solid transparent;cursor:pointer;transition:background-color .15s,border-color .15s}
.btn-cta{background:var(--cta);color:var(--navy)}
.btn-cta:hover{background:var(--cta-hover)}
.btn-slim{padding:11px 16px;font-size:15px}
.btn-outline{background:transparent;color:var(--white);border-color:var(--muted)}
.btn-outline:hover{border-color:var(--teal)}
.arrow{width:18px;height:18px;transition:transform .15s}
.btn:hover .arrow{transform:translateX(2px)}
.text-link{color:var(--teal-ink);font-weight:600;text-underline-offset:3px}
.text-link:hover{color:var(--white)}

/* ===== Lockup ===== */
.lockup{display:inline-flex;flex-direction:column;align-items:flex-start;text-decoration:none;color:var(--white)}
.lockup img{height:36px;width:auto}
@media (min-width:900px){.lockup img{height:42px}}
.wm-tag{font-size:12px;letter-spacing:.14em;color:var(--muted);margin-top:10px}

/* ===== Nav ===== */
.site-nav{position:sticky;top:0;z-index:10;background:var(--navy);background:color-mix(in srgb, var(--navy) 82%, transparent);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav-inner{display:flex;align-items:center;gap:12px;height:68px}
@media (min-width:900px){.nav-inner{height:76px}}
.nav-inner>nav{display:none}
.nav-links{display:flex;gap:30px;font-size:15px}
.nav-links a,.nav-menu a{color:var(--white);text-decoration:none}
.nav-links a{color:var(--muted);transition:color .15s}
.nav-links a:hover,.nav-menu a:hover{color:var(--teal)}
.nav-cta{display:none}
.nav-menu{margin-left:auto;position:relative}
.nav-menu summary{list-style:none;cursor:pointer;display:grid;place-items:center;width:44px;height:44px;color:var(--white);border:1px solid var(--line);border-radius:var(--radius)}
.burger{position:relative;display:block;width:20px;height:14px}
.burger span{position:absolute;left:0;width:100%;height:2px;border-radius:2px;background:currentColor;transition:transform .2s,opacity .2s}
.burger span:nth-child(1){top:0}
.burger span:nth-child(2){top:6px}
.burger span:nth-child(3){top:12px}
.nav-menu[open] .burger span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-menu[open] .burger span:nth-child(2){opacity:0}
.nav-menu[open] .burger span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
@media (prefers-reduced-motion:reduce){.burger span{transition:none}}
.nav-menu summary::-webkit-details-marker{display:none}
.nav-menu[open] summary{border-color:var(--teal)}
.nav-menu nav{position:absolute;right:0;top:calc(100% + 10px);background:var(--navy);border:1px solid var(--line);border-radius:var(--radius-md);padding:8px;min-width:200px;box-shadow:var(--shadow-lg)}
.nav-menu li a{display:block;padding:12px 14px}
@media (min-width:900px){
  .nav-inner>nav{display:block;margin-left:auto}
  .nav-cta{display:inline-flex;margin-left:28px}
  .nav-menu{display:none}
}

/* ===== Hero (dark) ===== */
.hero{position:relative;overflow:hidden;background:var(--navy);color:var(--white);padding:48px 0 56px;border-bottom:1px solid var(--rule);
  background-image:radial-gradient(900px 420px at 85% 10%, color-mix(in srgb, var(--teal) 9%, transparent), transparent 65%)}
.hero-inner{position:relative;z-index:1}
.hero h1{font-size:clamp(34px,8.5vw,64px);max-width:17ch}
.hero-sub{color:var(--muted);font-size:clamp(17px,2.2vw,20px);max-width:60ch;margin-top:22px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-page h1{max-width:22ch;font-size:clamp(32px,6vw,52px)}
.price-line{font-size:20px;color:var(--white);margin-top:18px}
.price-line strong{color:var(--teal)}
.eyebrow-dark{color:var(--teal)!important}
@media (min-width:900px){.hero{padding:72px 0 80px}}

/* home hero: copy left, system illustration right */
.hero-home{background-image:radial-gradient(800px 480px at 78% 30%, color-mix(in srgb, var(--teal) 9%, transparent), transparent 70%)}
.hero-grid{display:grid;gap:40px;align-items:center}
.hero-home h1{font-size:clamp(36px,4.2vw,62px);line-height:1.1}
.hero-home .hero-sub{max-width:44ch;font-size:clamp(17px,1.5vw,20px)}
.hero-home .hero-actions{align-items:center;gap:24px}
.hero-secondary{font-size:16px}
.hero-visual{display:none}
@media (min-width:640px){.hero-visual{display:block;max-width:500px}}
@media (min-width:900px){
  .hero-home{padding:56px 0 64px}
  .hero-grid{grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:48px}
  .hero-visual{max-width:none}
}
@media (min-width:1800px){.hero-grid{grid-template-columns:1fr 1fr;gap:72px}}
.hero+.section{padding-top:48px}

/* system illustration */
.sys{width:100%;height:auto;overflow:visible}
.sys-traces path{fill:none;stroke:var(--teal);stroke-width:1.5;opacity:.45}
.sys-flow path{fill:none;stroke:var(--teal);stroke-width:2;stroke-dasharray:6 14;animation:sys-flow 2.4s linear infinite}
.sys-rings circle{fill:var(--navy);stroke:var(--teal);stroke-width:2}
.sys-box{fill:var(--surface);stroke:var(--line);stroke-width:1}
.sys-icon{fill:none;stroke:var(--teal);stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.sys-dot{fill:var(--teal);stroke:none}
.sys-label{fill:var(--white);font:600 15px var(--font-display)}
.sys-label-lg{font-size:19px}
.sys-sub{fill:var(--muted);font:400 12.5px var(--font-body)}
.sys-idea .sys-box{fill:transparent;stroke:var(--muted);stroke-dasharray:5 5}
.sys-hub .sys-box{stroke:var(--teal);stroke-width:1.5;filter:drop-shadow(0 18px 40px rgba(0,0,0,.45))}
.sys-live{fill:var(--cta)}
.sys-cloud .sys-box{fill:color-mix(in srgb, var(--surface) 70%, var(--navy))}
@keyframes sys-flow{to{stroke-dashoffset:-40}}
@media (prefers-reduced-motion:reduce){.sys-flow path{animation:none;opacity:0}}

.circuit{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}
.circuit .trace{fill:none;stroke:var(--teal);stroke-width:1.5;opacity:.35}
.circuit .node{fill:var(--navy);stroke:var(--teal);stroke-width:2.5;opacity:.7;animation:pulse 6s ease-in-out infinite}
.circuit .node:nth-of-type(2n){animation-delay:-3s}
.circuit-hero{opacity:.35}
@media (min-width:900px){.circuit-hero{left:52%;width:48%;opacity:1}.hero-home .circuit-hero{opacity:.3}}
.circuit-footer{opacity:.2}
@keyframes pulse{50%{opacity:.25}}
@media (prefers-reduced-motion:reduce){.circuit .node{animation:none}}

/* ===== Sections (light) ===== */
.section{padding:56px 0}
.section-alt{background-color:var(--paper-alt);border-top:1px solid var(--rule);border-bottom:1px solid var(--rule);
  background-image:linear-gradient(color-mix(in srgb, var(--teal) 5%, transparent) 1px, transparent 1px),linear-gradient(90deg, color-mix(in srgb, var(--teal) 5%, transparent) 1px, transparent 1px);
  background-size:48px 48px;background-position:-1px -1px}
@media (min-width:900px){.section{padding:72px 0}}
.section-follow{padding-top:0!important}
.section-alt .founder{background:var(--navy)}
.eyebrow{font-size:13px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--teal)}
.section h2{font-size:clamp(28px,4.5vw,40px);margin:12px 0 36px;max-width:24ch}
/* split sections: heading pinned left, content right (uses the width on desktop) */
.split{display:grid;gap:8px}
.split-head .section-note{margin-top:-16px;max-width:34ch}
@media (min-width:900px){
  .split{grid-template-columns:minmax(0,1fr) minmax(0,1.85fr);gap:72px}
  .split-head{position:sticky;top:112px;align-self:start}
  .split-head h2{margin-bottom:20px}
  .split-head .section-note{margin-top:0}
}
.section-note{color:var(--ink-2);font-size:15px;margin-top:28px}
.lede{font-size:19px;color:var(--ink-2);max-width:60ch}
.small{font-size:14px;color:var(--ink-2)}

/* services */
.cards{display:grid;gap:20px}
@media (min-width:900px){.cards{grid-template-columns:repeat(3,1fr)}}
.card{position:relative;border:1px solid var(--rule);border-radius:var(--radius-lg);padding:32px 28px 28px;background:var(--paper-alt);transition:border-color .2s,transform .2s}
.card::before,.card::after{content:"";position:absolute;width:18px;height:18px;border:2px solid var(--teal);opacity:0;transition:opacity .2s}
.card::before{top:-1px;left:-1px;border-right:0;border-bottom:0;border-top-left-radius:var(--radius-lg)}
.card::after{bottom:-1px;right:-1px;border-left:0;border-top:0;border-bottom-right-radius:var(--radius-lg)}
.card:hover{border-color:color-mix(in srgb, var(--teal) 45%, var(--rule));transform:translateY(-2px)}
.card:hover::before,.card:hover::after{opacity:1}
@media (prefers-reduced-motion:reduce){.card,.card::before,.card::after{transition:none}.card:hover{transform:none}}
.card-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}
.card-num{font:600 13px var(--font-body);letter-spacing:.14em;color:var(--ink-2)}
.svc-icon{width:56px;height:56px;padding:8px;border-radius:12px;background:var(--navy);border:1px solid var(--line);fill:none;stroke:var(--teal);stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.svc-icon .fill{fill:var(--teal);stroke:none}
.svc-icon .ring{fill:var(--navy)}
.svc-icon .dash{stroke-dasharray:3 3}
.card:hover .svc-icon{border-color:color-mix(in srgb, var(--teal) 45%, var(--line))}
.card h3{font-size:20px;margin-bottom:10px}
.card p{color:var(--ink-2)}
.card-result{margin-top:14px;padding-top:14px;border-top:1px solid var(--rule)}
.card-result strong{color:var(--fg)}

/* approach stepper */
.stepper{counter-reset:none;position:relative}
.step{position:relative;display:grid;grid-template-columns:44px 1fr;gap:20px;padding-bottom:40px}
.step:last-child{padding-bottom:0}
.step:not(:last-child)::before{content:"";position:absolute;left:21px;top:50px;bottom:6px;width:2px;background:linear-gradient(var(--teal),color-mix(in srgb, var(--teal) 15%, transparent))}
.step-num{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;background:var(--navy);border:2px solid var(--teal);color:var(--teal);font:700 18px var(--font-display)}
.step h3{font-size:20px;padding-top:9px}
.step-meta{display:inline-block;margin:8px 0 12px;font-weight:600;font-size:15px;color:var(--fg);background:var(--navy);border:1px solid var(--rule);border-radius:var(--radius-pill);padding:4px 12px}
.step-body p{color:var(--ink-2);margin-top:8px;max-width:64ch}
.step-body p.step-meta{color:var(--fg)}

/* how we work */
.terms-box{background:var(--paper-alt);border:1px solid var(--rule);border-left:3px solid var(--teal);border-radius:var(--radius-lg);padding:24px 24px 28px}
@media (min-width:768px){.terms-box{padding:40px}}

.ticks li,.crosses li{position:relative;padding-left:30px;margin-top:12px;color:var(--ink-2)}
.ticks li::before{content:"";position:absolute;left:4px;top:.55em;width:12px;height:7px;border-left:2.5px solid var(--teal-ink);border-bottom:2.5px solid var(--teal-ink);transform:rotate(-45deg)}
.crosses li::before,.crosses li::after{content:"";position:absolute;left:4px;top:.85em;width:14px;height:2.5px;background:var(--ink-2);transform:rotate(45deg)}
.crosses li::after{transform:rotate(-45deg)}

/* fit */
.fit-grid{display:grid;gap:20px}
@media (min-width:768px){.fit-grid{grid-template-columns:1fr 1fr}}
.fit-col{background:var(--navy);border:1px solid var(--rule);border-radius:var(--radius-lg);padding:28px}
.fit-col h3{font-size:20px}

/* about */
.founders{display:grid;gap:24px;margin-top:36px}
@media (min-width:900px){.founders{grid-template-columns:1fr 1fr}}
.founder{display:grid;gap:24px;align-content:start;background:var(--paper-alt);border:1px solid var(--rule);border-radius:var(--radius-lg);padding:32px}
.founder picture{display:block;width:136px;height:136px;border-radius:50%;overflow:hidden;border:2px solid color-mix(in srgb, var(--teal) 55%, transparent);box-shadow:0 0 0 6px color-mix(in srgb, var(--teal) 8%, transparent)}
.founder img{width:100%;height:100%;object-fit:cover;background:var(--paper-alt)}
/* line up the two portraits: Jean's photo is framed wider, so bring it closer */
.founder img[src*="jean-dorancy"]{transform:scale(1.14);object-position:50% 30%}
@media (min-width:600px){.founder{grid-template-columns:112px 1fr;column-gap:24px;row-gap:20px;align-items:center}.founder picture{width:112px;height:112px}}
.founder-body{grid-column:1/-1}
.founder-role{margin-top:0!important}
.founder h3{font-size:22px}
.founder-title{font-weight:600;color:var(--teal-ink);margin-top:4px}
.founder-role{color:var(--fg);font-weight:500;margin:0 0 12px}
.founder p{color:var(--ink-2)}
.founder p.founder-role{color:var(--fg)}
.founder p.founder-title{color:var(--teal-ink)}
.founder p+p{margin-top:10px}
.experience{margin-top:36px;max-width:72ch}
.experience p{color:var(--ink-2)}
.experience p+p{margin-top:12px}

/* contact (dark) */
.section-dark{background:var(--paper-alt);color:var(--white);border-top:1px solid var(--rule)}
.section-dark .eyebrow{color:var(--teal)}
.contact-grid{display:grid;gap:40px}
@media (min-width:900px){.contact-grid{grid-template-columns:1fr 1fr;gap:64px}}
.contact-body{color:var(--muted);max-width:48ch}
.contact-alt{margin-top:20px}
.contact-alt a{color:var(--teal);font-weight:600;text-underline-offset:3px}
.contact-form{display:grid;gap:16px;background:var(--navy);border:1px solid var(--line);border-radius:var(--radius-lg);padding:28px;box-shadow:var(--shadow-lg)}
@media (min-width:768px){.contact-form{padding:36px}}
.field{display:grid;gap:6px}
.field label{font-weight:600;font-size:15px}
.field input,.field textarea{width:100%;font:inherit;color:var(--white);background:var(--navy);border:1px solid var(--line);border-radius:var(--radius);padding:12px 14px}
.field input:focus-visible,.field textarea:focus-visible{border-color:var(--teal);outline-offset:1px}
.contact-form .btn{justify-self:start}
.form-note{color:var(--muted);font-size:14px}
.form-note .text-link{color:var(--teal)}
.honeypot{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden;opacity:0}

/* scoping + legal prose */
.prose h1{font-size:clamp(32px,6vw,44px);margin-bottom:12px}
.prose h2{font-size:24px;margin:40px 0 8px}
.prose h2:first-child{margin-top:0}
.prose p{color:var(--ink-2);margin-top:12px;max-width:68ch}
.prose .hero-actions{margin-top:36px}

/* ===== Footer ===== */
.site-footer{position:relative;overflow:hidden;background:var(--navy);color:var(--white);border-top:1px solid var(--line);padding:56px 0}
.footer-inner{position:relative;z-index:1;display:grid;gap:28px}
@media (min-width:900px){.footer-inner{grid-template-columns:1.2fr 1fr}}
.footer-links{display:grid;gap:10px;font-size:15px}
@media (min-width:600px){.footer-links{grid-template-columns:1fr 1fr}}
.footer-links a{color:var(--muted);text-underline-offset:3px}
.footer-links a:hover{color:var(--white)}
.footer-meta{color:var(--muted);font-size:14px;grid-column:1/-1}

/* faq */
.faq{border-top:1px solid var(--rule)}
.faq-item{border-bottom:1px solid var(--rule)}
.faq-item summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:20px;padding:20px 0;font:600 18px/1.4 var(--font-display);color:var(--fg)}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";flex:none;font:400 24px/1 var(--font-body);color:var(--teal);transition:transform .2s}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item summary:hover{color:var(--teal)}
.faq-item p{color:var(--ink-2);max-width:64ch;padding:0 0 22px}
@media (prefers-reduced-motion:reduce){.faq-item summary::after{transition:none}}