/* Christopher & Co. Custom Jewelers — one-of-a-kind atelier, Champaign IL
   Direction: refined artisan deco. Cream + espresso + gold + emerald. */

:root{
  --cream:#F6F1E7;
  --cream-2:#EFE7D6;
  --paper:#FBF8F1;
  --espresso:#211E1A;
  --espresso-2:#2A2622;
  --ink:#33302A;
  --ink-soft:#6B6457;
  --gold:#B8924A;
  --gold-soft:#D8BE86;
  --emerald:#3C6E54;
  --emerald-deep:#2C5240;
  --line:#E2D8C3;
  --line-dark:rgba(216,190,134,.22);
  --shadow:0 30px 60px -34px rgba(33,30,26,.5);
  --shadow-sm:0 14px 30px -18px rgba(33,30,26,.45);
  --r-lg:6px;
  --r-sm:3px;
  --maxw:1180px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --serif:"Cormorant Garamond",Georgia,serif;
  --sans:"Jost",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--sans);font-weight:400;color:var(--ink);background:var(--cream);font-size:clamp(16px,1.05vw,17.5px);line-height:1.7;-webkit-font-smoothing:antialiased;overflow-x:hidden}
h1,h2,h3{font-family:var(--serif);font-weight:500;line-height:1.07;letter-spacing:.005em;margin:0;color:var(--espresso)}
h1 em,h2 em{font-style:italic;color:var(--emerald)}
p{margin:0 0 1rem}
a{color:var(--emerald-deep);text-decoration:none}
img{max-width:100%;display:block;height:auto}
.skip{position:absolute;left:-999px;top:0;background:var(--espresso);color:#fff;padding:.6rem 1rem;z-index:200}
.skip:focus{left:0}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;font-family:var(--sans);font-weight:500;font-size:.92rem;letter-spacing:.06em;text-transform:uppercase;padding:.85rem 1.7rem;border-radius:var(--r-sm);cursor:pointer;border:1px solid transparent;transition:transform .25s var(--ease),background .25s var(--ease),color .25s var(--ease),border-color .25s var(--ease);white-space:nowrap}
.btn-solid{background:var(--espresso);color:var(--cream)}
.btn-solid:hover{background:var(--emerald-deep);transform:translateY(-2px)}
.btn-line{background:transparent;color:var(--espresso);border-color:var(--gold)}
.btn-line:hover{background:var(--gold);color:var(--espresso);transform:translateY(-2px)}
.btn-lg{padding:1rem 2rem;font-size:.95rem}

.kicker{display:inline-block;font-family:var(--sans);font-weight:500;font-size:.76rem;letter-spacing:.22em;text-transform:uppercase;color:var(--emerald);margin-bottom:1.1rem}
.kicker-gold{color:var(--gold-soft)}
.eyebrow{display:inline-flex;align-items:center;gap:.5rem;font-family:var(--serif);font-style:italic;font-weight:500;font-size:1.25rem;letter-spacing:0;text-transform:none;color:var(--gold);margin-bottom:1rem}
.eyebrow-light{color:var(--gold-soft)}

/* topbar + header */
.topbar{background:var(--espresso);color:var(--cream-2);text-align:center;font-size:.8rem;letter-spacing:.08em}
.topbar p{margin:0;padding:.5rem 1rem;font-weight:300}
.topbar span{color:var(--gold);margin:0 .3rem}
.topbar a{color:var(--gold-soft)}
.site-head{position:sticky;top:0;z-index:100;background:rgba(246,241,231,.9);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.head-inner{max-width:var(--maxw);margin:0 auto;padding:.8rem 1.5rem;display:flex;align-items:center;gap:1.5rem}
.brand img{height:46px;width:auto}
.nav{display:flex;gap:1.7rem;margin-left:auto}
.nav a{font-family:var(--sans);font-weight:400;font-size:.82rem;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-soft);position:relative;padding:.3rem 0}
.nav a::after{content:"";position:absolute;left:0;bottom:-2px;width:0;height:1px;background:var(--gold);transition:width .3s var(--ease)}
.nav a:hover{color:var(--espresso)}
.nav a:hover::after{width:100%}
.head-cta{margin-left:.4rem}
.menu-toggle{display:none;background:none;border:0;flex-direction:column;gap:5px;padding:8px;cursor:pointer;margin-left:auto}
.menu-toggle span{width:25px;height:1.5px;background:var(--espresso);transition:transform .3s,opacity .3s}
.menu-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
.menu-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.menu-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}
.mobile-nav{position:fixed;inset:0;z-index:95;background:var(--cream);display:flex;flex-direction:column;gap:0;padding:104px 1.5rem 2rem;overflow-y:auto}
.mobile-nav[hidden]{display:none}
.mobile-nav a{font-weight:400;letter-spacing:.1em;text-transform:uppercase;font-size:.92rem;padding:1.05rem .2rem;border-bottom:1px solid var(--line);color:var(--ink)}
.mobile-nav a.btn{margin-top:1.4rem;border-bottom:0;color:var(--cream)}

/* hero */
.hero{position:relative;min-height:clamp(560px,82vh,760px);display:flex;align-items:center;color:var(--cream);overflow:hidden}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-bg img{width:100%;height:100%;object-fit:cover;filter:grayscale(.2) contrast(1.02)}
.hero-scrim{position:absolute;inset:0;z-index:1;background:linear-gradient(100deg,rgba(20,18,15,.82) 0%,rgba(20,18,15,.55) 48%,rgba(20,18,15,.25) 100%)}
.hero-inner{position:relative;z-index:2;max-width:var(--maxw);margin:0 auto;padding:3rem 1.5rem;width:100%}
.hero h1{font-size:clamp(3rem,7vw,5.8rem);color:var(--cream);max-width:14ch;margin-bottom:1.4rem}
.hero .lede{font-size:clamp(1.1rem,1.6vw,1.4rem);font-weight:300;color:rgba(246,241,231,.9);max-width:46ch;margin-bottom:2rem}
.hero-cta{display:flex;flex-wrap:wrap;gap:.9rem;margin-bottom:2rem}
.hero .btn-line{color:var(--cream);border-color:rgba(216,190,134,.6)}
.hero .btn-line:hover{background:var(--gold);color:var(--espresso);border-color:var(--gold)}
.trust-row{list-style:none;display:flex;flex-wrap:wrap;gap:.5rem 1.6rem;padding:1.4rem 0 0;margin:0;border-top:1px solid rgba(216,190,134,.25);font-family:var(--sans);font-weight:300;font-size:.85rem;letter-spacing:.1em;text-transform:uppercase;color:var(--gold-soft)}
.trust-row li{position:relative;padding-left:1.1rem}
.trust-row li::before{content:"";position:absolute;left:0;top:.5em;width:5px;height:5px;background:var(--gold);transform:rotate(45deg)}

/* section heads */
.section-head{max-width:760px;margin:0 auto clamp(2.4rem,5vw,3.6rem);padding:0 1.5rem;text-align:center}
.section-head h2{font-size:clamp(2rem,4vw,3.2rem)}
.section-sub{color:var(--ink-soft);font-weight:300;margin-top:.8rem}
.section-head-light h2{color:var(--cream)}
.section-head-light .section-sub{color:rgba(246,241,231,.7)}

/* reposition */
.reposition{background:var(--paper);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.repo-grid{max-width:var(--maxw);margin:0 auto;padding:clamp(3.5rem,7vw,6rem) 1.5rem;display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(2rem,5vw,4.5rem);align-items:center}
.repo-copy h2{font-size:clamp(2rem,3.6vw,3rem);margin-bottom:1.3rem}
.repo-copy p{color:var(--ink-soft);font-size:1.05rem}
.gold-note{display:flex;align-items:center;gap:.8rem;color:var(--emerald-deep);font-weight:500;margin-top:1.4rem}
.gold-note .rule{width:2.4rem;height:1px;background:var(--gold);flex:0 0 auto}
.repo-photo{margin:0;overflow:hidden;border-radius:var(--r-lg);box-shadow:var(--shadow)}
.repo-photo img{width:100%;aspect-ratio:4/3;object-fit:cover}

/* process */
.process{max-width:var(--maxw);margin:0 auto;padding:clamp(3.8rem,7vw,6.5rem) 1.5rem}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(1.5rem,3.5vw,2.8rem)}
.step figure{margin:0 0 1.4rem;overflow:hidden;border-radius:var(--r-lg);box-shadow:var(--shadow-sm);position:relative}
.step figure::after{content:"";position:absolute;inset:0;border:1px solid var(--line-dark)}
.step figure img{width:100%;aspect-ratio:1/1;object-fit:cover;transition:transform .8s var(--ease)}
.step:hover figure img{transform:scale(1.05)}
.step h3{font-size:clamp(1.5rem,2.4vw,2rem);margin-bottom:.5rem}
.step h3::before{content:"";display:block;width:2rem;height:1px;background:var(--gold);margin-bottom:1rem}
.step p{color:var(--ink-soft);font-size:1rem}

/* work — dark gallery */
.work{background:var(--espresso);color:var(--cream);padding:clamp(3.8rem,7vw,6.5rem) 0}
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:1.2rem;max-width:var(--maxw);margin:0 auto;padding:0 1.5rem}
.gallery figure{margin:0;overflow:hidden;border-radius:var(--r-lg);position:relative;box-shadow:var(--shadow)}
.gallery figure::after{content:"";position:absolute;inset:0;border:1px solid var(--line-dark);pointer-events:none}
.gallery img{width:100%;aspect-ratio:745/350;object-fit:cover;transition:transform .8s var(--ease)}
.gallery figure:hover img{transform:scale(1.06)}
.gallery figcaption{position:absolute;left:0;right:0;bottom:0;padding:1.1rem 1rem .9rem;font-family:var(--sans);font-weight:400;font-size:.78rem;letter-spacing:.16em;text-transform:uppercase;color:var(--cream);background:rgba(20,18,15,.62)}

/* stones */
.stones{background:var(--cream-2)}
.stones-grid{max-width:var(--maxw);margin:0 auto;padding:clamp(3.5rem,7vw,6rem) 1.5rem;display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(2rem,5vw,4.5rem);align-items:center}
.stones-photo{margin:0;overflow:hidden;border-radius:var(--r-lg);box-shadow:var(--shadow)}
.stones-photo img{width:100%;aspect-ratio:16/10;object-fit:cover}
.stones-copy h2{font-size:clamp(2rem,3.6vw,3rem);margin-bottom:1.2rem}
.stones-copy p{color:var(--ink-soft);font-size:1.05rem}

/* artist */
.artist{max-width:var(--maxw);margin:0 auto;padding:clamp(3.8rem,7vw,6.5rem) 1.5rem}
.artist-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:clamp(2rem,5vw,4.5rem);align-items:center}
.artist-photo{margin:0;overflow:hidden;border-radius:var(--r-lg);box-shadow:var(--shadow)}
.artist-photo img{width:100%;aspect-ratio:4/3;object-fit:cover;filter:grayscale(.15)}
.artist-copy h2{font-size:clamp(1.9rem,3.4vw,2.8rem);margin-bottom:1.2rem}
.artist-copy p{color:var(--ink-soft);font-size:1.05rem}

/* visit */
.visit{background:var(--espresso);color:var(--cream)}
.visit-inner{max-width:var(--maxw);margin:0 auto;padding:clamp(3.8rem,7vw,6rem) 1.5rem;display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(2rem,5vw,4rem);align-items:center}
.visit-copy h2{font-size:clamp(2.2rem,4vw,3.4rem);color:var(--cream);margin-bottom:1rem}
.visit-copy p{color:rgba(246,241,231,.78);font-weight:300;max-width:42ch;margin-bottom:1.8rem}
.visit-copy .btn{margin:0 .8rem .8rem 0}
.visit-copy .btn-line{color:var(--cream);border-color:rgba(216,190,134,.6)}
.visit-copy .btn-line:hover{background:var(--gold);color:var(--espresso)}
.visit-facts{display:grid;grid-template-columns:1fr 1fr;gap:1.6rem;border-left:1px solid var(--line-dark);padding-left:clamp(1.5rem,3vw,2.6rem)}
.visit-facts dt{font-family:var(--sans);font-weight:500;font-size:.72rem;letter-spacing:.18em;text-transform:uppercase;color:var(--gold-soft);margin-bottom:.4rem}
.visit-facts dd{margin:0;font-family:var(--serif);font-size:1.2rem;color:var(--cream);line-height:1.4}
.visit-facts a{color:var(--cream)}
.visit-facts a:hover{color:var(--gold-soft)}

/* footer */
.site-foot{background:var(--espresso-2);color:rgba(246,241,231,.7)}
.foot-inner{max-width:var(--maxw);margin:0 auto;padding:clamp(2.6rem,5vw,3.8rem) 1.5rem 2rem;display:grid;grid-template-columns:1.3fr 1fr;gap:2.4rem}
.foot-brand img{height:42px;width:auto;margin-bottom:1.1rem}
.foot-brand p{max-width:34ch;font-weight:300;margin-bottom:1.2rem}
.foot-social{display:flex;gap:.7rem}
.foot-social a{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:50%;border:1px solid var(--line-dark);color:var(--cream);transition:background .25s,transform .25s,color .25s}
.foot-social a:hover{background:var(--gold);color:var(--espresso);transform:translateY(-2px)}
.foot-contact{display:grid;gap:1.1rem;align-content:start}
.foot-contact dt{font-family:var(--sans);font-weight:500;font-size:.72rem;letter-spacing:.18em;text-transform:uppercase;color:var(--gold-soft);margin-bottom:.25rem}
.foot-contact dd{margin:0;font-weight:300}
.foot-contact a{color:var(--cream)}
.foot-base{border-top:1px solid var(--line-dark);text-align:center;padding:1.2rem;font-size:.82rem;font-weight:300;color:rgba(246,241,231,.5)}
.foot-base p{margin:0}

/* reveal */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* responsive */
@media (max-width:900px){
  .nav,.head-cta{display:none}
  .menu-toggle{display:flex}
  .repo-grid,.steps,.gallery,.stones-grid,.artist-grid,.visit-inner{grid-template-columns:1fr}
  .repo-photo,.stones-photo{order:-1}
  .gallery{gap:1rem}
  .visit-facts{border-left:0;border-top:1px solid var(--line-dark);padding-left:0;padding-top:1.6rem}
  .foot-inner{grid-template-columns:1fr;gap:1.8rem}
  .hero{min-height:0;padding:1rem 0 0}
}
@media (max-width:600px){
  .gallery{grid-template-columns:1fr}
  .visit-facts{grid-template-columns:1fr 1fr}
  .hero h1{font-size:clamp(2.6rem,11vw,3.4rem)}
  .hero-cta .btn{flex:1 1 auto}
}
@media (prefers-reduced-motion:reduce){
  *{scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none;transition:none}
  .step:hover figure img,.gallery figure:hover img{transform:none}
}