/* ==========================================================================
   La Maison de l'Horloger — atelier notturno
   Palette: near-black ink · brass/gold · ivory guilloché
   ========================================================================== */
:root{
  --ink:#0e0d0b;
  --ink-2:#151310;
  --ink-3:#1c1915;
  --panel:#131108;
  --ivory:#f3ecdd;
  --ivory-2:#e7ddc7;
  --paper:#efe7d6;
  --line:rgba(214,181,106,.18);
  --line-soft:rgba(243,236,221,.10);
  --gold:#d6b56a;
  --gold-2:#e6c884;
  --gold-deep:#a9863d;
  --brass:#c49a4e;
  --txt:#e9e2d3;
  --txt-dim:#b7ad98;
  --txt-mut:#8b8171;
  --maxw:1200px;
  --r:14px;
  --serif:"Iowan Old Style","Palatino Linotype",Palatino,"Book Antiqua",Georgia,"Times New Roman",serif;
  --sans:"Avenir Next",Avenir,"Segoe UI",Roboto,"Helvetica Neue",Arial,system-ui,sans-serif;
  --ease:cubic-bezier(.2,.7,.2,1);
}

*,*::before,*::after{box-sizing:border-box}
html{
  -webkit-text-size-adjust:100%;
  overflow-x:hidden;
  scroll-behavior:smooth;
}
body{
  margin:0;
  background:var(--ink);
  color:var(--txt);
  font-family:var(--sans);
  font-size:17px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:clip;
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
}
img,svg{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3{margin:0;font-family:var(--serif);font-weight:600;letter-spacing:-.01em;line-height:1.08}
p{margin:0}
.wrap{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:clamp(20px,5vw,56px)}
.serif-i{font-style:italic;color:var(--gold-2)}

.skip{position:absolute;left:-999px;top:0;background:var(--gold);color:#1a1408;padding:.6rem 1rem;border-radius:0 0 8px 0;z-index:200}
.skip:focus{left:0}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.55rem;
  font-family:var(--sans);font-size:.95rem;font-weight:600;letter-spacing:.01em;
  padding:.85rem 1.5rem;border-radius:999px;cursor:pointer;
  transition:transform .35s var(--ease),background .35s var(--ease),color .35s var(--ease),border-color .35s var(--ease),box-shadow .35s var(--ease);
  border:1px solid transparent;line-height:1;white-space:nowrap;
}
.btn:active{transform:translateY(1px)}
.btn-gold{
  background:linear-gradient(135deg,var(--gold-2),var(--gold-deep));
  color:#241a06;box-shadow:0 8px 26px -12px rgba(214,181,106,.7);
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 14px 34px -12px rgba(214,181,106,.9)}
.btn-line{border-color:var(--line);color:var(--txt)}
.btn-line:hover{border-color:var(--gold);color:var(--gold-2)}
.btn-ghost{color:var(--txt);border-color:transparent}
.btn-ghost:hover{color:var(--gold-2)}

/* ---------- header ---------- */
.site-head{
  position:fixed;inset:0 0 auto 0;z-index:100;
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  background:rgba(14,13,11,.55);
  border-bottom:1px solid transparent;
  transition:background .4s var(--ease),border-color .4s var(--ease),padding .4s var(--ease);
}
.site-head.scrolled{background:rgba(14,13,11,.9);border-bottom-color:var(--line)}
.head-inner{display:flex;align-items:center;gap:1.2rem;padding-block:.85rem}
.brand{display:flex;align-items:center;gap:.7rem;margin-right:auto;color:var(--gold-2)}
.brand-mark{display:grid;place-items:center;flex:0 0 auto;color:var(--gold);transition:transform .8s var(--ease)}
.brand:hover .brand-mark{transform:rotate(20deg)}
.brand-txt{display:flex;flex-direction:column;line-height:1.15}
.brand-name{font-family:var(--serif);font-size:1.05rem;color:var(--ivory);letter-spacing:.01em}
.brand-sub{font-size:.66rem;letter-spacing:.22em;text-transform:uppercase;color:var(--gold);opacity:.85}
.nav{display:flex;gap:1.6rem}
.nav a{font-size:.9rem;color:var(--txt-dim);position:relative;padding-block:.3rem;transition:color .3s}
.nav a::after{content:"";position:absolute;left:0;bottom:0;height:1px;width:0;background:var(--gold);transition:width .35s var(--ease)}
.nav a:hover{color:var(--ivory)}
.nav a:hover::after{width:100%}
.head-cta{font-size:.9rem;padding:.6rem 1rem}

.burger{display:none;flex-direction:column;gap:5px;width:44px;height:44px;align-items:center;justify-content:center;background:none;border:1px solid var(--line);border-radius:10px;cursor:pointer}
.burger span{width:20px;height:1.6px;background:var(--ivory);transition:transform .3s var(--ease),opacity .3s}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(6.6px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-6.6px) rotate(-45deg)}

.mobnav{display:flex;flex-direction:column;gap:.2rem;padding:1rem clamp(20px,5vw,56px) 1.4rem;border-top:1px solid var(--line);background:rgba(14,13,11,.98)}
.mobnav[hidden]{display:none}
.mobnav a{padding:.75rem .2rem;color:var(--txt-dim);border-bottom:1px solid var(--line-soft);font-size:1rem}
.mobnav a:last-child{margin-top:.8rem;justify-content:center;border-bottom:none}

/* ---------- hero ---------- */
.hero{position:relative;padding:clamp(120px,17vh,180px) 0 clamp(60px,9vh,110px);overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:0;z-index:-2;
  background:
    radial-gradient(120% 80% at 78% 12%,rgba(196,154,78,.14),transparent 55%),
    radial-gradient(90% 70% at 8% 90%,rgba(196,154,78,.07),transparent 60%),
    linear-gradient(180deg,#0b0a08,#100e0b 60%,#0d0c0a);
}
.hero-grain{position:absolute;inset:0;z-index:-1;opacity:.5;pointer-events:none;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='140' height='140'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix type='saturate' values='0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)' opacity='.35'/></svg>");
  mix-blend-mode:overlay;
}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(2rem,5vw,4.5rem);align-items:center}
.eyebrow{font-size:.74rem;letter-spacing:.3em;text-transform:uppercase;color:var(--gold);margin-bottom:1.4rem}
.hero h1{font-size:clamp(2.5rem,6.4vw,4.6rem);letter-spacing:-.02em}
.lede{margin-top:1.5rem;max-width:34ch;color:var(--txt-dim);font-size:clamp(1.02rem,1.6vw,1.18rem)}
.lede em{color:var(--ivory);font-style:normal;font-weight:600}
.hero-cta{display:flex;flex-wrap:wrap;gap:.9rem;margin-top:2.1rem}
.hero-facts{display:flex;gap:2.4rem;margin:2.6rem 0 0;padding:0;list-style:none}
.hero-facts li{display:flex;flex-direction:column}
.hero-facts b{font-family:var(--serif);font-size:1.9rem;color:var(--gold-2);line-height:1}
.hero-facts span{font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:var(--txt-mut);margin-top:.4rem}

.hero-piece{position:relative;display:grid;place-items:center}
.movement{width:min(100%,440px);filter:drop-shadow(0 40px 60px rgba(0,0,0,.6));}
.piece-cap{margin-top:1.1rem;text-align:center;font-size:.72rem;letter-spacing:.18em;text-transform:uppercase;color:var(--txt-mut)}

/* watch animation */
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes spin-r{to{transform:rotate(-360deg)}}
@keyframes tick-s{to{transform:rotate(360deg)}}
@keyframes osc{0%,100%{transform:rotate(-15deg)}50%{transform:rotate(15deg)}}
.gear-a{animation:spin 14s linear infinite}
.gear-b{animation:spin-r 22s linear infinite}
.gear-c{animation:spin 9s linear infinite}
.balance{animation:osc 1.1s ease-in-out infinite}
.hand-s{animation:tick-s 12s linear infinite}
.hand-m{animation:spin 240s linear infinite}
.hand-h{animation:spin 1800s linear infinite}
.guilloche{animation:spin 120s linear infinite;transform-origin:200px 200px}
.loupe-dial .step{}
@media (prefers-reduced-motion:reduce){
  .gear-a,.gear-b,.gear-c,.balance,.hand-s,.hand-m,.hand-h,.guilloche{animation:none}
}

.scroll-cue{position:absolute;left:50%;bottom:26px;transform:translateX(-50%);width:26px;height:42px;border:1px solid var(--line);border-radius:14px;display:grid;justify-items:center;padding-top:8px}
.scroll-cue span{width:3px;height:8px;border-radius:2px;background:var(--gold);animation:cue 1.8s var(--ease) infinite}
@keyframes cue{0%{opacity:0;transform:translateY(-4px)}40%{opacity:1}100%{opacity:0;transform:translateY(12px)}}

/* ---------- marquee ---------- */
.marquee{overflow:hidden;border-block:1px solid var(--line);background:var(--ink-2);padding:.9rem 0}
.marquee-track{display:flex;align-items:center;gap:1.6rem;white-space:nowrap;width:max-content;animation:scrollx 34s linear infinite}
.marquee:hover .marquee-track{animation-play-state:paused}
.marquee span{font-family:var(--serif);font-style:italic;font-size:1.15rem;color:var(--ivory-2);opacity:.85}
.marquee i{color:var(--gold);font-style:normal}
@keyframes scrollx{to{transform:translateX(-50%)}}
@media (prefers-reduced-motion:reduce){.marquee-track{animation:none;flex-wrap:wrap;white-space:normal;justify-content:center;width:auto}}

/* ---------- sections ---------- */
.section{padding:clamp(64px,10vh,120px) 0;position:relative}
.sec-head{max-width:60ch;margin-bottom:clamp(2.4rem,5vw,3.6rem)}
.kicker{font-size:.72rem;letter-spacing:.26em;text-transform:uppercase;color:var(--gold);margin-bottom:1rem}
.section h2{font-size:clamp(1.9rem,4.2vw,3rem)}
.sec-lede{margin-top:1.1rem;color:var(--txt-dim);font-size:clamp(1rem,1.5vw,1.14rem);max-width:56ch}

/* ---------- services ---------- */
.services{background:linear-gradient(180deg,var(--ink),var(--ink-2))}
.cards{display:grid;grid-template-columns:repeat(2,1fr);gap:1.2rem}
.card{
  background:linear-gradient(160deg,rgba(28,25,21,.9),rgba(17,15,12,.9));
  border:1px solid var(--line);border-radius:var(--r);
  padding:clamp(1.6rem,3vw,2.2rem);
  transition:transform .45s var(--ease),border-color .45s var(--ease),box-shadow .45s var(--ease);
}
.card:hover{transform:translateY(-5px);border-color:rgba(214,181,106,.4);box-shadow:0 24px 48px -28px rgba(0,0,0,.9)}
.card-ico{width:52px;height:52px;border-radius:12px;display:grid;place-items:center;color:var(--gold-2);
  background:radial-gradient(120% 120% at 30% 25%,rgba(214,181,106,.18),rgba(214,181,106,.04));
  border:1px solid var(--line);margin-bottom:1.3rem}
.card-ico svg{width:26px;height:26px}
.card h3{font-size:1.35rem;color:var(--ivory)}
.card p{margin-top:.7rem;color:var(--txt-dim);font-size:.98rem}
.tick{list-style:none;margin:1.1rem 0 0;padding:0;display:grid;gap:.5rem}
.tick li{position:relative;padding-left:1.5rem;font-size:.92rem;color:var(--txt-mut)}
.tick li::before{content:"";position:absolute;left:0;top:.5em;width:8px;height:8px;border:1px solid var(--gold);border-radius:50%;background:radial-gradient(circle,var(--gold) 40%,transparent 42%)}
.serv-note{margin-top:2.2rem;padding:1.3rem 1.5rem;border-left:2px solid var(--gold);background:rgba(214,181,106,.05);border-radius:0 10px 10px 0;color:var(--txt-dim);font-size:.98rem}
.serv-note b{color:var(--ivory)}

/* ---------- atelier ---------- */
.atelier{background:
  radial-gradient(100% 120% at 85% 0%,rgba(196,154,78,.08),transparent 55%),
  var(--ink)}
.atelier-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(2rem,5vw,4rem);align-items:center}
.atelier-visual{display:grid;place-items:center}
.loupe{width:min(78%,300px);filter:drop-shadow(0 36px 50px rgba(0,0,0,.6))}
.loupe-dial{animation:spin 90s linear infinite;transform-origin:120px 150px}
@media (prefers-reduced-motion:reduce){.loupe-dial{animation:none}}
.atelier-copy .kicker{margin-bottom:1.1rem}
.prose{margin-top:1.5rem;display:grid;gap:1rem;color:var(--txt-dim)}
.prose strong{color:var(--gold-2);font-weight:600}
.cv{margin:2.2rem 0 0;display:grid;gap:0;border-top:1px solid var(--line)}
.cv div{display:grid;grid-template-columns:.5fr 1fr;gap:1rem;padding:.95rem 0;border-bottom:1px solid var(--line)}
.cv dt{font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--gold);align-self:center}
.cv dd{margin:0;color:var(--ivory-2);font-family:var(--serif);font-size:1.05rem}

/* ---------- brands ---------- */
.brands{background:linear-gradient(180deg,var(--ink),var(--ink-2))}
.brand-grid{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.brand-grid li{background:var(--ink);padding:1.6rem 1rem;text-align:center;font-family:var(--serif);font-size:1.15rem;color:var(--ivory-2);
  transition:background .4s var(--ease),color .4s var(--ease);letter-spacing:.01em}
.brand-grid li:hover{background:rgba(214,181,106,.08);color:var(--gold-2)}
.brands-disc{margin-top:1.4rem;font-size:.82rem;color:var(--txt-mut);max-width:64ch}

/* ---------- process ---------- */
.process{background:var(--ink)}
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:1.2rem;counter-reset:s}
.steps li{position:relative;padding:1.8rem 1.4rem;border:1px solid var(--line);border-radius:var(--r);background:rgba(21,19,16,.6)}
.step-n{font-family:var(--serif);font-size:2.4rem;color:rgba(214,181,106,.4);line-height:1}
.steps h3{margin-top:.6rem;font-size:1.2rem;color:var(--ivory)}
.steps p{margin-top:.5rem;font-size:.92rem;color:var(--txt-dim)}

/* ---------- contact ---------- */
.contact{background:
  radial-gradient(90% 100% at 12% 10%,rgba(196,154,78,.09),transparent 55%),
  linear-gradient(180deg,var(--ink-2),var(--ink))}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,5vw,4rem);align-items:stretch}
.contact-rows{margin-top:2rem;display:grid;gap:.4rem}
.crow{display:flex;align-items:center;gap:1.1rem;padding:1rem 1.1rem;border:1px solid var(--line);border-radius:12px;background:rgba(21,19,16,.5);transition:border-color .35s var(--ease),transform .35s var(--ease)}
a.crow:hover{border-color:var(--gold);transform:translateX(4px)}
.crow-ico{flex:0 0 auto;width:44px;height:44px;border-radius:10px;display:grid;place-items:center;color:var(--gold-2);background:rgba(214,181,106,.08);border:1px solid var(--line)}
.crow-txt{display:flex;flex-direction:column;line-height:1.4;font-size:1rem;color:var(--ivory-2)}
.crow-txt b{font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;color:var(--gold);font-weight:600;margin-bottom:.15rem}
.contact-cta{display:flex;flex-wrap:wrap;gap:.9rem;margin-top:1.8rem}
.area-served{margin-top:1.4rem;font-size:.86rem;color:var(--txt-mut);max-width:52ch}

.contact-map{position:relative;border-radius:var(--r);overflow:hidden;border:1px solid var(--line);min-height:420px;background:var(--ink-3)}
.contact-map iframe{width:100%;height:100%;min-height:420px;border:0;filter:grayscale(.35) contrast(1.02) brightness(.92)}
.map-plate{position:absolute;left:14px;right:14px;bottom:14px;display:flex;justify-content:space-between;align-items:center;gap:1rem;
  padding:.75rem 1rem;border-radius:10px;background:rgba(12,11,9,.88);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);border:1px solid var(--line);font-size:.86rem}
.map-plate span{color:var(--ivory-2)}
.map-plate a{color:var(--gold-2);white-space:nowrap;font-weight:600}
.map-plate a:hover{color:var(--gold)}

/* ---------- footer ---------- */
.site-foot{background:var(--panel);border-top:1px solid var(--line);padding-top:clamp(3rem,6vw,4.5rem)}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:2.4rem;padding-bottom:2.6rem;border-bottom:1px solid var(--line)}
.foot-brand .brand-name{font-family:var(--serif);font-size:1.3rem;color:var(--ivory);display:block}
.foot-brand .brand-sub{display:block;font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:var(--gold);margin-top:.4rem}
.foot-blurb{margin-top:1rem;color:var(--txt-mut);font-size:.92rem;max-width:38ch}
.foot-nav{display:flex;flex-direction:column;gap:.7rem}
.foot-nav a{color:var(--txt-dim);font-size:.95rem;transition:color .3s}
.foot-nav a:hover{color:var(--gold-2)}
.foot-info p{color:var(--txt-dim);font-size:.95rem;margin-bottom:1rem}
.foot-bar{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;padding-block:1.6rem;font-size:.8rem;color:var(--txt-mut)}

/* ---------- reveal ---------- */
.reveal,.reveal-slow{opacity:0;transform:translateY(26px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.reveal-slow{transform:translateY(40px) scale(.98);transition:opacity 1.2s var(--ease),transform 1.2s var(--ease)}
.reveal.in,.reveal-slow.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal,.reveal-slow{opacity:1;transform:none}}

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */
@media (max-width:960px){
  .nav,.head-cta{display:none}
  .burger{display:flex}
  .hero-grid{grid-template-columns:1fr;gap:2.4rem}
  .hero-piece{order:-1}
  .movement{width:min(74%,340px)}
  .atelier-grid{grid-template-columns:1fr;gap:2.4rem}
  .atelier-visual{order:-1}
  .contact-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr}
  .foot-brand{grid-column:1/-1}
}
@media (max-width:640px){
  body{font-size:16px}
  .cards{grid-template-columns:1fr}
  .brand-grid{grid-template-columns:repeat(2,1fr)}
  .brand-sub{display:none}
  .brand-name{font-size:.98rem}
  .hero{padding-top:120px}
  .hero-facts{gap:1.6rem}
  .hero-facts b{font-size:1.6rem}
  .steps{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
  .foot-bar{flex-direction:column;gap:.5rem}
  .map-plate{flex-direction:column;align-items:flex-start;gap:.4rem}
}
@media (max-width:380px){
  .wrap{padding-inline:18px}
  .hero h1{font-size:2.2rem}
  .btn{padding:.8rem 1.15rem;font-size:.9rem}
  .hero-cta .btn,.contact-cta .btn{width:100%;justify-content:center}
  .hero-facts{flex-wrap:wrap;gap:1.2rem 2rem}
}