/* ============================================================
   Nav City Surf — Mono Editorial shared theme
   ============================================================ */
:root{
  --ink:#141414;
  --ink-2:#5c5c57;
  --ink-3:#8a887f;
  --paper:#f6f5f1;
  --paper-2:#eceae3;
  --line:#d8d6cd;
  --accent:#1f3a4d;
  --max:1280px;
  --display:"Archivo",sans-serif;
  --body:"Hanken Grotesk",sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{font-family:var(--body);background:var(--paper);color:var(--ink);-webkit-font-smoothing:antialiased;line-height:1.5;}
img{display:block;max-width:100%;}
a{color:inherit;text-decoration:none;}
.wrap{max-width:var(--max);margin:0 auto;padding:0 32px;}
image-slot{--is-bg:#e7e5dd;--is-fg:#9a988e;filter:grayscale(1) contrast(1.02);}

/* ---------- NAV ---------- */
header.nav{position:sticky;top:0;z-index:60;background:rgba(246,245,241,.86);backdrop-filter:saturate(140%) blur(10px);border-bottom:1px solid var(--line);}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:92px;}
.brand{display:flex;align-items:center;gap:12px;}
.brand img{height:72px;width:auto;}
nav.links{display:flex;align-items:center;gap:34px;}
nav.links a{font-size:14px;font-weight:500;letter-spacing:.02em;color:var(--ink-2);transition:color .2s;position:relative;}
nav.links a:hover,nav.links a.active{color:var(--ink);}
nav.links a.active::after{content:"";position:absolute;left:0;right:0;bottom:-26px;height:2px;background:var(--ink);}
.shop-btn{font-family:var(--display);font-weight:600;font-size:13px;letter-spacing:.08em;text-transform:uppercase;background:var(--ink);color:var(--paper);padding:12px 22px;border-radius:999px;transition:opacity .2s;white-space:nowrap;}
.shop-btn:hover{opacity:.82;}
.menu-toggle{display:none;background:none;border:0;cursor:pointer;font-family:var(--display);font-weight:600;font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink);}
.mobile-menu{display:none;}

/* ---------- TYPE HELPERS ---------- */
.eyebrow{font-family:var(--display);font-weight:600;font-size:13px;letter-spacing:.26em;text-transform:uppercase;color:var(--ink-2);}

/* ---------- BUTTONS ---------- */
.btn{font-family:var(--display);font-weight:600;font-size:14px;letter-spacing:.04em;padding:15px 26px;border-radius:999px;transition:all .2s;display:inline-flex;align-items:center;gap:8px;cursor:pointer;}
.btn-dark{background:var(--ink);color:var(--paper);}
.btn-dark:hover{opacity:.85;}
.btn-ghost{border:1px solid var(--ink);color:var(--ink);}
.btn-ghost:hover{background:var(--ink);color:var(--paper);}
.btn-light{background:var(--paper);color:var(--ink);}
.btn-light:hover{opacity:.9;}

/* arrow link motif (mirrors inspiration "➔ Voir le projet") */
.arrow{display:inline-flex;align-items:center;gap:10px;font-family:var(--display);font-weight:600;font-size:15px;letter-spacing:.02em;width:fit-content;border-bottom:1px solid var(--ink);padding-bottom:5px;transition:gap .2s;}
.arrow .a-ico{transition:transform .2s;}
.arrow:hover{gap:14px;}
.arrow.light{color:var(--paper);border-color:#555;}

/* ---------- SECTION SHELL ---------- */
section{padding:96px 0;}
.sec-head{display:flex;justify-content:space-between;align-items:flex-end;gap:32px;border-bottom:1px solid var(--line);padding-bottom:22px;margin-bottom:48px;}
.sec-head h2{font-family:var(--display);font-weight:700;font-size:clamp(28px,4vw,46px);line-height:1;letter-spacing:-.01em;max-width:20ch;text-wrap:balance;}
.sec-head .num{font-family:var(--display);font-weight:600;font-size:13px;letter-spacing:.2em;color:var(--ink-2);text-transform:uppercase;white-space:nowrap;}

/* ---------- HOME HERO ---------- */
.hero{padding:64px 0 28px;}
.hero h1{font-family:var(--display);font-weight:800;font-size:clamp(48px,8.5vw,118px);line-height:.92;letter-spacing:-.02em;margin:22px 0 0;text-wrap:balance;}
.hero .lede{max-width:540px;font-size:19px;color:var(--ink-2);margin-top:26px;}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px;}
.hero-media{margin-top:48px;}
.hero-media image-slot{width:100%;height:min(60vw,620px);}

/* ---------- INNER PAGE HERO ---------- */
.page-hero{padding:72px 0 40px;border-bottom:1px solid var(--line);}
.page-hero .eyebrow{margin-bottom:18px;}
.page-hero h1{font-family:var(--display);font-weight:800;font-size:clamp(40px,7vw,92px);line-height:.94;letter-spacing:-.02em;text-wrap:balance;max-width:16ch;}
.page-hero p{max-width:560px;font-size:19px;color:var(--ink-2);margin-top:24px;}

/* ---------- MARQUEE ---------- */
.strip{border-top:1px solid var(--line);border-bottom:1px solid var(--line);overflow:hidden;}
.strip-track{display:flex;white-space:nowrap;padding:18px 0;animation:slide 32s linear infinite;}
.strip-track span{font-family:var(--display);font-weight:700;font-size:15px;letter-spacing:.18em;text-transform:uppercase;color:var(--ink);display:inline-flex;align-items:center;gap:48px;margin-right:48px;}
.strip-track span::after{content:"✦";color:var(--accent);}
@keyframes slide{from{transform:translateX(0);}to{transform:translateX(-50%);}}
@media(prefers-reduced-motion:reduce){.strip-track{animation:none;}}

/* ---------- MANIFESTO ---------- */
.manifesto .grid{display:grid;grid-template-columns:1.2fr .8fr;gap:60px;align-items:end;}
.manifesto p.big{font-family:var(--display);font-weight:600;font-size:clamp(26px,3.6vw,46px);line-height:1.16;letter-spacing:-.01em;max-width:18ch;text-wrap:balance;}
.manifesto .side{font-size:17px;color:var(--ink-2);max-width:42ch;}

/* ---------- FEATURES (mirrors projects grid) ---------- */
.features{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;}
.feature{display:flex;flex-direction:column;}
.feature image-slot{width:100%;height:380px;}
.feature .f-label{font-family:var(--display);font-weight:700;font-size:13px;letter-spacing:.2em;text-transform:uppercase;color:var(--ink-2);margin:20px 0 10px;}
.feature h3{font-family:var(--display);font-weight:700;font-size:26px;letter-spacing:-.01em;line-height:1.04;}
.feature p{font-size:15px;color:var(--ink-2);margin:12px 0 18px;flex:1;}

/* ---------- DUO (mirrors missions block) ---------- */
.duo{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;}
.duo image-slot{width:100%;height:560px;}
.duo .blocks > .eyebrow{margin-bottom:18px;}
.duo h2{font-family:var(--display);font-weight:700;font-size:clamp(28px,3.6vw,44px);line-height:1.04;letter-spacing:-.01em;margin-bottom:30px;}
.duo .mblock{border-top:1px solid var(--line);padding-top:22px;margin-top:26px;}
.duo .mblock:first-of-type{margin-top:0;}
.duo .mblock h3{font-family:var(--display);font-weight:700;font-size:20px;margin-bottom:10px;}
.duo .mblock p{font-size:15px;color:var(--ink-2);max-width:46ch;}

/* ---------- PILLARS ---------- */
.pillars{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line);border-radius:18px;overflow:hidden;}
.pillar{padding:38px 34px;border-right:1px solid var(--line);}
.pillar:last-child{border-right:none;}
.pillar .pn{font-family:var(--display);font-weight:800;font-size:34px;letter-spacing:-.01em;}
.pillar h3{font-family:var(--display);font-weight:700;font-size:20px;margin:14px 0 10px;}
.pillar p{font-size:15px;color:var(--ink-2);}

/* ---------- STORY / DARK BLOCK ---------- */
.story{background:var(--ink);color:var(--paper);border-radius:24px;overflow:hidden;}
.story .grid{display:grid;grid-template-columns:1fr 1fr;}
.story .copy{padding:64px;display:flex;flex-direction:column;justify-content:center;}
.story .eyebrow{color:#9a988e;}
.story h2{font-family:var(--display);font-weight:700;font-size:clamp(30px,3.6vw,48px);line-height:1.04;margin:18px 0 22px;letter-spacing:-.01em;}
.story p{font-size:17px;color:#c9c7bf;max-width:46ch;}
.story image-slot{--is-bg:#222;--is-fg:#666;width:100%;height:100%;min-height:480px;filter:grayscale(1);}

/* ---------- GALLERY ---------- */
.gallery{display:grid;grid-template-columns:repeat(6,1fr);grid-auto-rows:200px;gap:16px;}
.gallery image-slot{width:100%;height:100%;}
.g-a{grid-column:span 3;grid-row:span 2;}
.g-b{grid-column:span 3;}
.g-c{grid-column:span 2;}
.g-d{grid-column:span 1;}
.g-e{grid-column:span 3;}

/* ---------- STAT CTA ---------- */
.cta{position:relative;border-radius:24px;overflow:hidden;}
.cta image-slot{width:100%;height:540px;--is-bg:#1c1c1c;--is-fg:#555;filter:grayscale(1);}
.cta .overlay{position:absolute;inset:0;background:linear-gradient(180deg,rgba(15,15,15,.18),rgba(15,15,15,.74));display:flex;flex-direction:column;justify-content:flex-end;padding:56px;}
.cta .stat{font-family:var(--display);font-weight:600;font-size:13px;letter-spacing:.22em;text-transform:uppercase;color:#cfcdc4;}
.cta h2{font-family:var(--display);font-weight:800;font-size:clamp(34px,5vw,76px);line-height:.96;color:#fff;letter-spacing:-.02em;max-width:14ch;text-wrap:balance;margin-top:12px;}
.cta .btn-light{margin-top:26px;}

/* ---------- FOOTER ---------- */
footer{border-top:1px solid var(--line);padding:72px 0 40px;}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;align-items:start;}
footer .brand img{height:54px;}
footer .tagline{color:var(--ink-2);font-size:15px;margin-top:18px;max-width:34ch;}
.foot-col h4{font-family:var(--display);font-weight:600;font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--ink-2);margin-bottom:16px;}
.foot-col a{display:block;font-size:15px;margin-bottom:10px;color:var(--ink);}
.foot-col a:hover{color:var(--ink-2);}
.foot-bot{display:flex;justify-content:space-between;border-top:1px solid var(--line);margin-top:56px;padding-top:24px;font-size:13px;color:var(--ink-2);flex-wrap:wrap;gap:12px;}

/* ---------- CONTACT ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:start;}
.contact-list{display:flex;flex-direction:column;}
.c-row{display:flex;flex-direction:column;gap:6px;border-top:1px solid var(--line);padding:26px 0;}
.c-row:last-child{border-bottom:1px solid var(--line);}
.c-row .c-k{font-family:var(--display);font-weight:600;font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--ink-2);}
.c-row .c-v{font-family:var(--display);font-weight:700;font-size:clamp(22px,2.6vw,32px);letter-spacing:-.01em;}
.contact-media image-slot{width:100%;height:100%;min-height:520px;}

/* spacing helpers */
.pt0{padding-top:0;}
.pb0{padding-bottom:0;}

/* ---------- RESPONSIVE ---------- */
@media(max-width:900px){
  nav.links{display:none;}
  .menu-toggle{display:block;}
  /* Carved-out dropdown card. header has backdrop-filter so it's the containing
     block for this fixed menu; viewport-unit anchoring keeps it placed correctly.
     Solid dark surface + border + shadow so it never blends with the paper page. */
  .mobile-menu.open{display:block;position:fixed;top:84px;right:14px;left:auto;
    width:min(74vw,300px);max-height:calc(100vh - 100px);overflow-y:auto;
    background:var(--ink);border:1px solid rgba(255,255,255,.12);border-radius:16px;
    box-shadow:0 26px 60px -18px rgba(0,0,0,.55);z-index:65;padding:10px;}
  .mobile-menu.open a{display:block;color:var(--paper);font-family:var(--display);font-weight:600;
    font-size:18px;letter-spacing:.01em;padding:13px 16px;border-radius:10px;
    border-bottom:1px solid rgba(255,255,255,.08);}
  .mobile-menu.open a:last-child{border-bottom:none;}
  .manifesto .grid{grid-template-columns:1fr;gap:32px;}
  .features{grid-template-columns:1fr;}
  .feature image-slot{height:300px;}
  .duo{grid-template-columns:1fr;gap:32px;}
  .duo image-slot{height:380px;}
  .pillars{grid-template-columns:1fr;}
  .pillar{border-right:none;border-bottom:1px solid var(--line);}
  .pillar:last-child{border-bottom:none;}
  .story .grid{grid-template-columns:1fr;}
  .story .copy{padding:40px;}
  .story image-slot{min-height:340px;}
  .gallery{grid-template-columns:repeat(2,1fr);}
  .g-a,.g-b,.g-c,.g-d,.g-e{grid-column:span 1;grid-row:span 1;}
  .contact-grid{grid-template-columns:1fr;gap:36px;}
  .contact-media image-slot{min-height:340px;}
  .foot-grid{grid-template-columns:1fr;}
}
@media(max-width:560px){
  .wrap{padding:0 20px;}
  .cta .overlay,.story .copy{padding:28px;}
  .sec-head{flex-direction:column;align-items:flex-start;gap:10px;}
}

/* ============================================================
   INTERACTIONS
   ============================================================ */
/* scroll reveal — hidden state gated on .reveal-ready so content
   stays visible if JS never runs */
.reveal{transition:opacity .7s cubic-bezier(.22,.61,.36,1),transform .7s cubic-bezier(.22,.61,.36,1);will-change:opacity,transform;}
html.reveal-ready .reveal{opacity:0;transform:translateY(26px);}
html.reveal-ready .reveal.in{opacity:1;transform:none;}

/* hero load-in (pure CSS) */
.hero .eyebrow,.hero h1,.hero .lede,.hero-cta,.hero-media{opacity:0;transform:translateY(20px);animation:heroIn .8s cubic-bezier(.22,.61,.36,1) forwards;}
.hero .eyebrow{animation-delay:.05s;}
.hero h1{animation-delay:.12s;}
.hero .lede{animation-delay:.24s;}
.hero-cta{animation-delay:.34s;}
.hero-media{animation-delay:.44s;}
@keyframes heroIn{to{opacity:1;transform:none;}}

/* hover: lift + reveal color on imagery */
.gallery image-slot,.feature image-slot{transition:transform .45s cubic-bezier(.22,.61,.36,1),filter .55s ease,box-shadow .45s ease;cursor:pointer;}
.gallery image-slot:hover,.feature:hover image-slot{filter:grayscale(0) contrast(1.02);transform:scale(1.015);box-shadow:0 26px 52px -28px rgba(0,0,0,.5);position:relative;z-index:2;}
.feature h3{transition:color .2s;}
.feature:hover h3{color:var(--accent);}

/* lightbox */
.lightbox{position:fixed;inset:0;z-index:200;background:rgba(18,18,17,.95);display:none;align-items:center;justify-content:center;opacity:0;transition:opacity .3s ease;}
.lightbox.open{display:flex;opacity:1;}
.lightbox img{max-width:88vw;max-height:84vh;border-radius:8px;box-shadow:0 30px 80px rgba(0,0,0,.5);}
.lb-btn{position:absolute;top:50%;transform:translateY(-50%);width:56px;height:56px;border-radius:50%;border:1px solid rgba(255,255,255,.3);background:rgba(255,255,255,.08);color:#fff;font-size:24px;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .2s;}
.lb-btn:hover{background:rgba(255,255,255,.2);}
.lb-prev{left:24px;}
.lb-next{right:24px;}
.lb-close{position:absolute;top:24px;right:24px;width:46px;height:46px;border-radius:50%;border:1px solid rgba(255,255,255,.3);background:rgba(255,255,255,.08);color:#fff;font-size:18px;cursor:pointer;transition:background .2s;}
.lb-close:hover{background:rgba(255,255,255,.2);}
.lb-count{position:absolute;bottom:28px;left:50%;transform:translateX(-50%);color:rgba(255,255,255,.7);font-family:var(--display);font-weight:600;font-size:13px;letter-spacing:.18em;text-transform:uppercase;}
@media(max-width:560px){.lb-prev{left:10px;}.lb-next{right:10px;}.lb-btn{width:44px;height:44px;}}

/* stat band */
.stats{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line);border-radius:18px;overflow:hidden;}
.stat-cell{padding:48px 34px;border-right:1px solid var(--line);text-align:center;}
.stat-cell:last-child{border-right:none;}
.stat-cell .sv{font-family:var(--display);font-weight:800;font-size:clamp(44px,6vw,76px);line-height:1;letter-spacing:-.02em;}
.stat-cell .sl{font-size:15px;color:var(--ink-2);margin-top:14px;max-width:26ch;margin-inline:auto;}
@media(max-width:900px){.stats{grid-template-columns:1fr;}.stat-cell{border-right:none;border-bottom:1px solid var(--line);}.stat-cell:last-child{border-bottom:none;}}

/* travelling wave divider */
.wave{overflow:hidden;line-height:0;color:var(--line);}
.wave svg{width:200%;height:46px;display:block;animation:waveTravel 16s linear infinite;}
.wave path{fill:none;stroke:currentColor;stroke-width:2;}
@keyframes waveTravel{to{transform:translateX(-50%);}}

/* enquiry form */
.form{display:grid;gap:20px;}
.form .row{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
.field{display:flex;flex-direction:column;gap:8px;}
.field label{font-family:var(--display);font-weight:600;font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-2);}
.field input,.field select,.field textarea{font-family:var(--body);font-size:16px;color:var(--ink);background:#fff;border:1px solid var(--line);border-radius:10px;padding:14px 16px;transition:border-color .2s,box-shadow .2s;width:100%;}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--ink);box-shadow:0 0 0 3px rgba(20,20,20,.08);}
.field textarea{resize:vertical;min-height:120px;}
.form .actions{display:flex;align-items:center;gap:18px;flex-wrap:wrap;}
.form-note{font-size:13px;color:var(--ink-3);max-width:42ch;}
@media(max-width:560px){.form .row{grid-template-columns:1fr;}}

@media(prefers-reduced-motion:reduce){
  html.reveal-ready .reveal{opacity:1;transform:none;}
  .hero .eyebrow,.hero h1,.hero .lede,.hero-cta,.hero-media{opacity:1;transform:none;animation:none;}
  .wave svg{animation:none;}
  .gallery image-slot,.feature image-slot{transition:filter .3s ease,box-shadow .3s ease;}
}