/* =========================================================
   chox.info — design tokens & base
   Palette: zellige cobalt (Fès blue) + warm sand + brass,
   inspired by Moroccan tilework reinterpreted as a network/
   connection lattice (Chady's dual identity: réseau ↔ artisanat).
   ========================================================= */

:root{
  --ink:        #0A0E16;
  --ink-soft:   #141B29;
  --sable:      #F2F4F8;
  --sable-deep: #E5E9F0;
  --fes:        #1B5CF0;
  --fes-deep:   #143FB0;
  --brass:      #1B5CF0;
  --brass-deep: #143FB0;
  --clay:       #2FB66B;
  --text:       #11151C;
  --mist:       #687180;
  --line:       #DDE2EC;
  --line-dark:  #232C40;

  --font-display: "Poppins", "Liberation Sans", Arial, sans-serif;
  --font-body: "Inter", "Liberation Sans", Arial, sans-serif;
  --font-mono: "Space Mono", "Liberation Mono", monospace;

  --container: 1140px;
  --radius: 10px;
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  font-family: var(--font-body);
  color: var(--text);
  background: var(--sable);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
img{ max-width:100%; display:block; }
a{ color: inherit; text-decoration:none; }
ul{ margin:0; padding:0; list-style:none; }
.wrap{
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 28px;
}
section{ position: relative; }

::selection{ background: var(--brass); color: var(--ink); }

a:focus-visible, button:focus-visible, .btn:focus-visible{
  outline: 2.5px solid var(--fes);
  outline-offset: 3px;
  border-radius: 4px;
}

@media (prefers-reduced-motion: reduce){
  *{ animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
}

/* ---------- Type ---------- */
h1,h2,h3,h4{
  font-family: var(--font-display);
  color: var(--ink);
  margin: 0 0 0.5em 0;
  line-height: 1.12;
  letter-spacing: -0.01em;
}
h1{ font-size: clamp(2.2rem, 5vw, 3.6rem); font-weight: 600; }
h2{ font-size: clamp(1.7rem, 3.2vw, 2.5rem); font-weight: 600; }
h3{ font-size: 1.32rem; font-weight: 600; }
p{ margin: 0 0 1em 0; }
.lede{ font-size: 1.18rem; color: var(--mist); max-width: 620px; }

.eyebrow{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fes);
  margin-bottom: 14px;
}
.eyebrow::before{
  content:"";
  width: 14px; height: 1.5px;
  background: var(--brass);
  display:inline-block;
}
.on-dark .eyebrow{ color: var(--brass); }

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding: 13px 26px;
  border-radius: 999px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  border: 1.5px solid transparent;
  cursor:pointer;
  transition: transform .18s ease, background .18s ease, color .18s ease, border-color .18s ease;
  white-space: nowrap;
}
.btn-brass{ background: var(--brass); color: var(--ink); }
.btn-brass:hover{ background: var(--brass-deep); transform: translateY(-1px); }
.btn-outline{ background: transparent; color: var(--sable); border-color: rgba(245,240,228,0.4); }
.btn-outline:hover{ border-color: var(--brass); color: var(--brass); }
.btn-ghost{ background: transparent; color: var(--fes); border-color: var(--fes); }
.btn-ghost:hover{ background: var(--fes); color: #fff; }
.btn-sm{ padding: 9px 18px; font-size: 0.85rem; }

/* ---------- Nav ---------- */
.site-header{
  position: sticky; top:0; z-index: 50;
  background: rgba(27,35,48,0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line-dark);
}
.nav{
  display:flex; align-items:center; justify-content:space-between;
  padding: 16px 28px;
  max-width: var(--container);
  margin: 0 auto;
}
.logo{
  display:flex; align-items:center; gap:10px;
  font-family: var(--font-display);
  font-size: 1.32rem; font-weight: 700;
  color: #fff;
}
.logo-img{
  height: 46px; width: 46px;
  border-radius: 50%;
  display:block;
}
.footer-top .logo-img{
  height: 56px; width: 56px;
}
.logo .grp{
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  color: var(--fes);
  background: rgba(27,92,240,0.16);
  border: 1px solid var(--fes);
  padding: 3px 9px;
  border-radius: 5px;
  text-transform: uppercase;
}
.navlinks{ display:flex; align-items:center; gap: 30px; }
.navlinks a{
  color: #CBD2DE; font-size: 0.92rem; font-weight:500;
  position:relative; padding: 4px 0;
  margin-right: 30px;
  transition: color .15s ease;
}
.navlinks a:last-child{ margin-right:0; }
.navlinks a:hover, .navlinks a.active{ color: #fff; }
.navlinks a.active::after{
  content:""; position:absolute; left:0; right:0; bottom:-3px; height:2px;
  background: var(--brass);
}
.nav-cta{ display:flex; align-items:center; gap:14px; }
.nav-toggle{
  display:none;
  background:none; border:none; color:#fff; font-size: 1.6rem; cursor:pointer;
}
.wa-icon{ flex-shrink:0; }

/* ---------- Language switcher ---------- */
.lang-switch{
  appearance:none; -webkit-appearance:none; -moz-appearance:none;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.18);
  color:#fff;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 7px 10px;
  border-radius: 7px;
  cursor:pointer;
  flex-shrink:0;
}
.lang-switch:hover{ border-color: var(--brass); }
.lang-switch option{ color:#1a1a2e; }

/* ---------- Social icons ---------- */
.social-links{ display:flex; gap:12px; margin-top:16px; }
.social-icon{
  display:flex; align-items:center; justify-content:center;
  width:36px; height:36px;
  border-radius: 50%;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.14);
  color:#CBD2DE;
  transition: color .15s ease, border-color .15s ease, background .15s ease;
}
.social-icon:hover{ color:#fff; border-color: var(--brass); background: rgba(255,255,255,0.12); }

@media (max-width: 860px){
  .navlinks{
    position:absolute; top: 100%; left:0; right:0;
    flex-direction:column; align-items:flex-start; gap: 4px;
    background: var(--ink);
    padding: 10px 28px 22px;
    border-bottom: 1px solid var(--line-dark);
    display:none;
  }
  .navlinks.open{ display:flex; }
  .navlinks a{ padding: 10px 0; width:100%; }
  .nav-toggle{ display:block; }
  .nav-cta{ gap:8px; }
  .nav-cta .btn-sm span{ display:none; }
  .nav-cta .btn-sm{ padding: 9px 12px; }
}

@media (max-width: 380px){
  .lang-switch{ padding:7px 6px; font-size:0.68rem; }
}

/* ---------- Chevron motif (signature element, from brand card) ---------- */
.chevron-block{
  position:absolute; right:-60px; top:50%; transform:translateY(-50%);
  width: 420px; height:420px;
  background: linear-gradient(135deg, var(--fes), #4F8FFF);
  clip-path: polygon(32% 0%, 100% 0%, 100% 100%, 32% 100%, 0% 50%);
  opacity:0.22;
  pointer-events:none;
}
.seal-float{
  position:relative; z-index:2;
  background:#fff; border-radius:18px; padding:26px 28px;
  display:flex; align-items:center; gap:16px;
  max-width:300px; margin: 0 auto;
  box-shadow: 0 24px 60px -20px rgba(0,0,0,0.55);
}
.seal-float .seal-icon{
  width:48px; height:48px; border-radius:50%; flex-shrink:0;
  background: linear-gradient(135deg, var(--fes), #4F8FFF);
  display:flex; align-items:center; justify-content:center;
}
.seal-float .seal-icon svg{ width:24px; height:24px; color:#fff; }
.seal-float strong{ display:block; color: var(--ink); font-size:0.96rem; }
.seal-float span{ display:block; color: var(--mist); font-size:0.82rem; margin-top:2px; }

.divider-lattice{
  height: 30px;
  display:flex; align-items:center; justify-content:center;
  gap: 14px;
}
.divider-lattice .chev{
  width: 13px; height:13px;
  border-right: 2.4px solid var(--fes);
  border-bottom: 2.4px solid var(--fes);
  transform: rotate(-45deg);
  opacity: 0.8;
}
.divider-lattice .chev:nth-child(2){ opacity:0.5; }
.divider-lattice .chev:nth-child(3){ opacity:0.3; }

/* ---------- Réalisations strip ---------- */
.realisations-strip{
  display:flex; align-items:center; justify-content:center;
  gap: 46px; flex-wrap:wrap;
}
.realisation-item{ display:flex; flex-direction:column; align-items:center; gap:8px; }
.realisation-item .mark{
  display:flex; align-items:center; gap:7px;
  font-family: var(--font-display); font-weight:700; font-size:1.4rem; color: var(--ink);
}
.realisation-item .mark .accent{ color: var(--fes); }
.realisation-item .mark.green{ color:#1B7A3D; }
.realisation-item .domain{ font-family: var(--font-mono); font-size:0.74rem; color: var(--mist); }
.realisation-rule{ width:1.4px; height:46px; background: var(--line); }
@media (max-width:760px){ .realisation-rule{ display:none; } }

.trust-line{ display:flex; align-items:center; justify-content:center; gap:16px; flex-wrap:wrap; text-align:left; }
.trust-line .seal-icon{
  width:44px; height:44px; border-radius:50%; flex-shrink:0;
  background: linear-gradient(135deg, var(--fes), #4F8FFF);
  display:flex; align-items:center; justify-content:center;
}
.trust-line .seal-icon svg{ width:22px; height:22px; color:#fff; }
.trust-line strong{ display:block; color: var(--ink); font-size:1rem; }
.trust-line span{ display:block; color: var(--mist); font-size:0.86rem; }
.on-dark .trust-line strong{ color:#fff; }
.on-dark .trust-line span{ color:#9AA3B2; }

/* ---------- Hero ---------- */
.hero{
  background: var(--ink);
  color: var(--sable);
  padding: 96px 0 110px;
  overflow:hidden;
  position:relative;
}
.hero .wrap{ position:relative; z-index:2; display:grid; grid-template-columns: 1.15fr 0.85fr; gap: 50px; align-items:center; }
.hero h1{ color:#fff; }
.hero .lede{ color: #B9C0CC; }
.hero-cta{ display:flex; gap:16px; margin-top: 32px; flex-wrap:wrap; }
.hero-stats{ display:flex; gap: 34px; margin-top: 54px; flex-wrap:wrap; }
.hero-stats .stat-num{ font-family: var(--font-display); font-size: 1.9rem; color: var(--brass); }
.hero-stats .stat-label{ font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.08em; color: #8E96A3; text-transform:uppercase; }

.hero-visual{ position:relative; min-height: 320px; }

@media (max-width: 860px){
  .hero .wrap{ grid-template-columns: 1fr; }
  .hero-visual{ min-height: 220px; order:-1; }
}

/* ---------- Sections ---------- */
.section{ padding: 88px 0; }
.section-tight{ padding: 56px 0; }
.section-dark{ background: var(--ink); color: var(--sable); }
.section-dark h2{ color:#fff; }
.section-deep{ background: var(--sable-deep); }
.section-head{ max-width: 640px; margin-bottom: 48px; }
.section-head.center{ margin-left:auto; margin-right:auto; text-align:center; }

/* ---------- Cards: services ---------- */
.grid-4{ display:grid; grid-template-columns: repeat(4,1fr); gap: 22px; }
.grid-2{ display:grid; grid-template-columns: repeat(2,1fr); gap: 22px; }
.grid-3{ display:grid; grid-template-columns: repeat(3,1fr); gap: 22px; }
@media (max-width: 980px){ .grid-4{ grid-template-columns: repeat(2,1fr); } .grid-3{grid-template-columns: repeat(2,1fr);} }
@media (max-width: 620px){ .grid-4, .grid-2, .grid-3{ grid-template-columns: 1fr; } }

.card{
  background:#fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 26px;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.card:hover{ transform: translateY(-3px); box-shadow: 0 14px 30px -18px rgba(10,14,22,0.35); border-color: var(--fes); }
.card .icon-badge{
  width: 56px; height:56px; border-radius:50%;
  background: linear-gradient(135deg, var(--fes), #4F8FFF);
  display:flex; align-items:center; justify-content:center;
  margin-bottom: 18px;
  box-shadow: 0 8px 18px -8px rgba(27,92,240,0.55);
}
.card .icon{ width: 26px; height:26px; color:#fff; }
.card h3{ margin-bottom: 8px; }
.card p{ color: var(--mist); font-size: 0.96rem; margin-bottom:0; }
.card .tagline{ font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.08em; color: var(--clay); text-transform:uppercase; display:block; margin-bottom:10px; }

/* ---------- Service detail blocks ---------- */
.service-block{
  display:grid; grid-template-columns: 0.55fr 1fr; gap: 46px;
  padding: 52px 0;
  border-bottom: 1px solid var(--line);
  align-items: start;
}
.service-block:last-child{ border-bottom:none; }
.service-num{ font-family: var(--font-mono); color: var(--brass-deep); font-size:0.8rem; letter-spacing:0.1em; }
.service-block ul{ margin-top: 18px; }
.service-block li{
  padding: 9px 0 9px 26px;
  position:relative;
  font-size: 0.96rem;
  border-top: 1px dashed var(--line);
}
.service-block li:first-child{ border-top:none; }
.service-block li::before{
  content:""; position:absolute; left:2px; top:17px;
  width:7px; height:7px; border-radius:50%;
  background: var(--fes);
}
@media (max-width: 760px){ .service-block{ grid-template-columns: 1fr; gap:14px; } }

/* ---------- Project feature (portfolio flagships) ---------- */
.feature{
  display:grid; grid-template-columns: 1fr 1fr; gap: 50px;
  align-items:center;
  padding: 56px 0;
  border-bottom: 1px solid var(--line);
}
.feature:nth-child(even){ direction: rtl; }
.feature:nth-child(even) > *{ direction: ltr; }
.feature-panel{
  background: var(--ink);
  border-radius: 14px;
  padding: 38px 34px;
  color: var(--sable);
  min-height: 220px;
  display:flex; flex-direction:column; justify-content:center;
  position:relative;
  overflow:hidden;
}
.feature-panel .brand{ font-family: var(--font-display); font-size: 2rem; color:#fff; margin-bottom:6px; }
.feature-panel .tag{ font-family: var(--font-mono); font-size:0.7rem; letter-spacing:0.1em; color: var(--brass); text-transform:uppercase; }
.feature ul{ margin-top:20px; }
.feature li{ padding: 8px 0 8px 24px; position:relative; font-size:0.95rem; color: var(--mist); }
.feature li::before{ content:"—"; position:absolute; left:0; color: var(--fes); }
@media (max-width: 860px){ .feature, .feature:nth-child(even){ grid-template-columns: 1fr; direction: ltr; } }

/* ---------- Mission cards (client work) ---------- */
.mission-card{
  background:#fff; border:1px solid var(--line); border-radius: var(--radius);
  padding: 26px; height:100%;
}
.mission-card h3{ margin-bottom:2px; }
.mission-card .tag{ font-family: var(--font-mono); font-size:0.68rem; color: var(--fes); letter-spacing:0.08em; text-transform:uppercase; }
.mission-card p{ color: var(--mist); font-size:0.93rem; margin-top:12px; margin-bottom:0; }

/* ---------- Timeline (about page) ---------- */
.timeline{ position:relative; padding-left: 36px; }
.timeline::before{
  content:""; position:absolute; left:6px; top:6px; bottom:6px; width:2px;
  background: linear-gradient(to bottom, var(--fes), var(--line));
}
.t-item{ position:relative; padding-bottom: 34px; }
.t-item:last-child{ padding-bottom:0; }
.t-item::before{
  content:""; position:absolute; left:-36px; top:3px;
  width:13px; height:13px; border-radius:3px;
  background: var(--sable); border:2.5px solid var(--fes);
  transform: rotate(45deg);
}
.t-year{ font-family: var(--font-mono); font-size:0.74rem; color: var(--brass-deep); letter-spacing:0.06em; }
.t-item h3{ font-size:1.08rem; margin: 4px 0 2px; }
.t-item .org{ color: var(--mist); font-size:0.9rem; }

/* ---------- Tags ---------- */
.tags{ display:flex; flex-wrap:wrap; gap:8px; }
.tag-pill{
  font-family: var(--font-mono); font-size:0.72rem;
  padding: 6px 13px; border-radius: 999px;
  background: var(--sable-deep); color: var(--ink);
  border: 1px solid var(--line);
}
.on-dark .tag-pill{ background: var(--ink-soft); color: var(--sable); border-color: var(--line-dark); }

/* ---------- Contact ---------- */
.contact-grid{ display:grid; grid-template-columns: 1fr 1fr; gap: 50px; }
.contact-card{
  background: var(--ink); color:#fff; border-radius:16px; padding: 40px;
}
.contact-row{ display:flex; align-items:center; gap:16px; padding: 16px 0; border-top: 1px solid var(--line-dark); }
.contact-row:first-of-type{ border-top:none; }
.contact-row .label{ font-family: var(--font-mono); font-size:0.68rem; color:#8E96A3; letter-spacing:0.08em; text-transform:uppercase; width: 110px; flex-shrink:0; }
.contact-row a, .contact-row span.val{ font-size:1.05rem; }
.contact-row a:hover{ color: var(--brass); }
@media (max-width:860px){ .contact-grid{ grid-template-columns:1fr; } }

.form-field{ margin-bottom: 18px; }
.form-field label{ display:block; font-size:0.85rem; font-weight:600; margin-bottom:6px; color: var(--ink); }
.form-field input, .form-field textarea{
  width:100%; padding: 12px 14px; border-radius:8px;
  border: 1.5px solid var(--line); font-family: var(--font-body); font-size:0.96rem;
  background:#fff; color: var(--text);
}
.form-field input:focus, .form-field textarea:focus{ outline:none; border-color: var(--fes); }

/* ---------- Footer ---------- */
.site-footer{ background: var(--ink); color:#9AA1AD; padding: 50px 0 30px; }
.footer-top{ display:flex; justify-content:space-between; align-items:flex-start; gap: 30px; flex-wrap:wrap; padding-bottom: 28px; border-bottom:1px solid var(--line-dark); }
.footer-cols{ display:flex; gap: 60px; flex-wrap:wrap; }
.footer-col h4{ color:#fff; font-family: var(--font-mono); font-size:0.72rem; letter-spacing:0.1em; text-transform:uppercase; margin-bottom:14px; }
.footer-col a{ display:block; padding:5px 0; font-size:0.92rem; color:#9AA1AD; }
.footer-col a:hover{ color: var(--brass); }
.footer-bottom{ display:flex; justify-content:space-between; padding-top:22px; font-size:0.82rem; flex-wrap:wrap; gap:10px; }

/* ---------- Reveal-on-scroll (progressive enhancement: invisible only once JS confirms it can reveal it) ---------- */
html.js .reveal{ opacity:0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
html.js .reveal.in{ opacity:1; transform:none; }

/* ---------- CTA banner ---------- */
.cta-banner{
  background: var(--fes); color:#fff; border-radius: 18px;
  padding: 56px 50px; display:flex; justify-content:space-between; align-items:center; gap: 30px; flex-wrap:wrap;
}
.cta-banner h2{ color:#fff; margin-bottom:6px; }
.cta-banner p{ color: #CFE0EE; margin:0; }
.cta-banner .btn{ background:#fff; color: var(--fes); }
.cta-banner .btn:hover{ background:#E7EEFF; transform: translateY(-1px); }
@media (max-width:760px){ .cta-banner{ text-align:center; justify-content:center; } }

.page-hero{
  background: var(--ink); color:#fff; padding: 70px 0 60px;
}
.page-hero h1{ color:#fff; margin-bottom:14px; }
.page-hero .lede{ color:#B9C0CC; }

@keyframes pulse{
  0%, 100%{ opacity: 0.55; r: 3; }
  50%{ opacity: 1; r: 4.2; }
}

/* ---------- Réalisations gallery ---------- */
.gallery-card{
  background:#fff; border:1px solid var(--line); border-radius: var(--radius);
  overflow:hidden; transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
  display:flex; flex-direction:column;
}
.gallery-card:hover{ transform: translateY(-3px); box-shadow: 0 16px 32px -18px rgba(10,14,22,0.35); border-color: var(--fes); }
.gallery-photo{
  height: 190px;
  background: linear-gradient(135deg, var(--ink), var(--ink-soft));
  display:flex; align-items:center; justify-content:center;
  position:relative; overflow:hidden;
}
.gallery-photo img{ width:100%; height:100%; object-fit:cover; }
.gallery-photo .placeholder-mark{
  font-family: var(--font-display); font-weight:700; font-size:2rem; color:#fff; opacity:0.95; letter-spacing:0.01em;
}
.gallery-photo .placeholder-mark.green{ color:#7CDFA0; }
.gallery-photo .placeholder-note{
  position:absolute; bottom:12px; left:14px; right:14px;
  font-family: var(--font-mono); font-size:0.64rem; letter-spacing:0.06em; color:#8E96A3; text-transform:uppercase;
}
.gallery-body{ padding:22px 24px 24px; flex:1; display:flex; flex-direction:column; }
.gallery-body .tagline{ font-family: var(--font-mono); font-size:0.66rem; letter-spacing:0.07em; color: var(--clay); text-transform:uppercase; margin-bottom:8px; }
.gallery-body h3{ margin-bottom:6px; }
.gallery-body p{ color:var(--mist); font-size:0.92rem; margin-bottom:16px; flex:1; }
.gallery-link{ font-family: var(--font-body); font-weight:600; font-size:0.88rem; color: var(--fes); display:inline-flex; align-items:center; gap:6px; }
.gallery-link:hover{ color: var(--fes-deep); }