/* Petersen Drafting & Design */
:root{
  --ink:#141414;
  --ink-soft:#2a2a28;
  --paper:#f5f2ec;
  --paper-dim:#e9e4da;
  --amber:#c98a4b;
  --amber-deep:#a96e33;
  --line:rgba(20,20,20,.14);
  --white:#fff;
  --font-head:"Jost",sans-serif;
  --font-body:"Inter",sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font-body);color:var(--ink);background:var(--paper);line-height:1.65;font-size:16px;-webkit-font-smoothing:antialiased}
img,video,canvas{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:var(--font-head);font-weight:500;line-height:1.15;letter-spacing:.02em}
.eyebrow{font-family:var(--font-head);text-transform:uppercase;letter-spacing:.32em;font-size:.72rem;color:var(--amber-deep);margin-bottom:1rem}
.wrap{max-width:1200px;margin:0 auto;padding:0 clamp(1.25rem,4vw,3rem)}

/* ---------- Nav ---------- */
.nav{position:fixed;inset:0 0 auto 0;z-index:100;display:flex;align-items:center;justify-content:space-between;padding:1.1rem clamp(1.25rem,4vw,3rem);transition:background .35s,box-shadow .35s,padding .35s}
.nav.solid{background:rgba(20,20,20,.96);box-shadow:0 1px 0 rgba(255,255,255,.08);padding:.7rem clamp(1.25rem,4vw,3rem)}
.nav-logo{font-family:var(--font-head);color:var(--white);text-transform:uppercase;letter-spacing:.26em;font-size:1rem;font-weight:600}
.nav-logo span{display:block;font-size:.58rem;letter-spacing:.42em;font-weight:400;color:var(--amber);margin-top:.15rem}
.nav-links{display:flex;gap:2.2rem;list-style:none}
.nav-links a{font-family:var(--font-head);color:var(--white);text-transform:uppercase;letter-spacing:.2em;font-size:.74rem;padding:.4rem 0;border-bottom:1px solid transparent;transition:border-color .25s,color .25s}
.nav-links a:hover,.nav-links a.active{border-color:var(--amber);color:var(--amber)}
.nav-burger{display:none;background:none;border:0;cursor:pointer;width:34px;height:26px;position:relative;z-index:110}
.nav-burger span{position:absolute;left:0;width:100%;height:2px;background:var(--white);transition:.3s}
.nav-burger span:nth-child(1){top:2px}.nav-burger span:nth-child(2){top:12px}.nav-burger span:nth-child(3){top:22px}
body.menu-open .nav-burger span:nth-child(1){top:12px;transform:rotate(45deg)}
body.menu-open .nav-burger span:nth-child(2){opacity:0}
body.menu-open .nav-burger span:nth-child(3){top:12px;transform:rotate(-45deg)}
@media(max-width:820px){
  .nav-burger{display:block}
  .nav-links{position:fixed;inset:0;background:rgba(20,20,20,.97);flex-direction:column;align-items:center;justify-content:center;gap:2rem;transform:translateY(-100%);transition:transform .4s;z-index:105}
  body.menu-open .nav-links{transform:none}
  .nav-links a{font-size:1rem}
}

/* ---------- Hero ---------- */
.hero{position:relative;height:100svh;min-height:560px;overflow:hidden;background:var(--ink)}
.hero video,.hero img.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.92}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(to bottom,rgba(10,10,10,.45),rgba(10,10,10,.1) 40%,rgba(10,10,10,.55))}
.hero-inner{position:absolute;inset:0;z-index:2;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;color:var(--white);padding:0 1.5rem}
.hero-inner h1{font-size:clamp(2.1rem,5.5vw,4.2rem);text-transform:uppercase;letter-spacing:.14em;font-weight:500;text-shadow:0 2px 30px rgba(0,0,0,.45)}
.hero-inner p{margin-top:1.2rem;font-family:var(--font-head);letter-spacing:.3em;text-transform:uppercase;font-size:clamp(.7rem,1.6vw,.9rem);color:var(--paper-dim)}
.hero-cta{margin-top:2.4rem;display:inline-block}
.scroll-cue{position:absolute;bottom:2rem;left:50%;transform:translateX(-50%);z-index:2;color:var(--white);font-family:var(--font-head);letter-spacing:.3em;text-transform:uppercase;font-size:.62rem;opacity:.8;animation:cue 2.2s infinite}
@keyframes cue{0%,100%{transform:translate(-50%,0)}50%{transform:translate(-50%,8px)}}

/* Page hero (short) */
.page-hero{position:relative;padding:9.5rem 0 4rem;background:var(--ink);color:var(--white);overflow:hidden}
.page-hero .eyebrow{color:var(--amber)}
.page-hero h1{font-size:clamp(2rem,4.5vw,3.4rem);text-transform:uppercase;letter-spacing:.1em}
.page-hero p.lead{max-width:640px;margin-top:1.2rem;color:var(--paper-dim)}

/* ---------- Buttons ---------- */
.btn{font-family:var(--font-head);display:inline-block;text-transform:uppercase;letter-spacing:.24em;font-size:.74rem;padding:.95rem 2.2rem;border:1px solid var(--amber);color:var(--amber);transition:.3s;background:transparent;cursor:pointer}
.btn:hover{background:var(--amber);color:var(--ink)}
.btn.btn-solid{background:var(--amber);color:var(--ink)}
.btn.btn-solid:hover{background:var(--amber-deep);border-color:var(--amber-deep);color:var(--white)}
.btn.btn-light{border-color:var(--white);color:var(--white)}
.btn.btn-light:hover{background:var(--white);color:var(--ink)}

/* ---------- Sections ---------- */
.section{padding:clamp(3.5rem,8vw,6.5rem) 0}
.section.dark{background:var(--ink);color:var(--paper)}
.section.dark .eyebrow{color:var(--amber)}
.section h2{font-size:clamp(1.6rem,3.4vw,2.6rem);text-transform:uppercase;letter-spacing:.08em;margin-bottom:1.4rem}
.section p.big{font-size:clamp(1.05rem,2vw,1.3rem);line-height:1.75;max-width:56rem}
.center{text-align:center}.center .eyebrow{margin-left:auto;margin-right:auto}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,5vw,4.5rem);align-items:center}
@media(max-width:820px){.two-col{grid-template-columns:1fr}}

/* Featured strip */
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.1rem;margin-top:2.6rem}
@media(max-width:820px){.feature-grid{grid-template-columns:1fr}}
.feature-card{position:relative;overflow:hidden;aspect-ratio:4/3;background:var(--ink-soft)}
.feature-card img{width:100%;height:100%;object-fit:cover;transition:transform .8s ease}
.feature-card:hover img{transform:scale(1.05)}
.feature-card .cap{position:absolute;inset:auto 0 0 0;padding:2.4rem 1.2rem .9rem;background:linear-gradient(transparent,rgba(10,10,10,.75));color:var(--white);font-family:var(--font-head);text-transform:uppercase;letter-spacing:.22em;font-size:.7rem}

/* ---------- Scrub gallery (keepprz-style) ---------- */
.scrub-section{position:relative;height:720svh;background:var(--ink)}
.scrub-sticky{position:sticky;top:0;height:100svh;overflow:hidden}
.scrub-sticky canvas{position:absolute;inset:0;width:100%;height:100%}
.scrub-veil{position:absolute;inset:0;background:linear-gradient(to bottom,rgba(10,10,10,.35),transparent 35%,transparent 70%,rgba(10,10,10,.4));pointer-events:none}
.scrub-title{position:absolute;top:16svh;left:0;right:0;text-align:center;color:var(--white);z-index:3;transition:opacity .5s;padding:0 1.5rem}
.scrub-title h1{font-size:clamp(1.9rem,4.5vw,3.6rem);text-transform:uppercase;letter-spacing:.12em;text-shadow:0 2px 26px rgba(0,0,0,.5)}
.scrub-title p{font-family:var(--font-head);letter-spacing:.3em;text-transform:uppercase;font-size:.72rem;margin-top:.9rem;color:var(--paper-dim)}
.scrub-pill{position:absolute;bottom:7.5svh;left:50%;transform:translateX(-50%);z-index:3;background:rgba(20,20,20,.62);border:1px solid rgba(255,255,255,.25);color:var(--white);backdrop-filter:blur(6px);font-family:var(--font-head);text-transform:uppercase;letter-spacing:.26em;font-size:.66rem;padding:.55rem 1.3rem;border-radius:100px;white-space:nowrap}
.scrub-progress{position:absolute;bottom:0;left:0;height:3px;background:var(--amber);width:0;z-index:4}
.scrub-hint{position:absolute;bottom:3svh;left:50%;transform:translateX(-50%);color:rgba(255,255,255,.75);font-family:var(--font-head);letter-spacing:.3em;text-transform:uppercase;font-size:.6rem;z-index:3;transition:opacity .4s;animation:cue2 2.2s infinite}
@keyframes cue2{0%,100%{transform:translate(-50%,0)}50%{transform:translate(-50%,6px)}}

/* ---------- Gallery grid ---------- */
.gallery-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1.2rem;margin-top:2.4rem}
.g-card{position:relative;overflow:hidden;cursor:pointer;aspect-ratio:16/9;background:var(--ink-soft)}
.g-card img{width:100%;height:100%;object-fit:cover;transition:transform .8s}
.g-card:hover img{transform:scale(1.05)}
.g-card .cap{position:absolute;inset:auto 0 0 0;padding:2.2rem 1rem .8rem;background:linear-gradient(transparent,rgba(10,10,10,.78));color:var(--white);display:flex;justify-content:space-between;align-items:baseline}
.g-card .cap b{font-family:var(--font-head);font-weight:500;text-transform:uppercase;letter-spacing:.18em;font-size:.74rem}
.g-card .cap i{font-style:normal;font-size:.62rem;letter-spacing:.2em;text-transform:uppercase;color:var(--amber)}
.g-card .play{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:58px;height:58px;border-radius:50%;background:rgba(20,20,20,.55);border:1px solid rgba(255,255,255,.5);display:grid;place-items:center;transition:.3s;backdrop-filter:blur(4px)}
.g-card:hover .play{background:var(--amber);border-color:var(--amber)}
.g-card .play::after{content:"";margin-left:4px;border-style:solid;border-width:9px 0 9px 15px;border-color:transparent transparent transparent #fff}

/* Lightbox */
.lightbox{position:fixed;inset:0;z-index:200;background:rgba(8,8,8,.94);display:none;align-items:center;justify-content:center;padding:clamp(1rem,4vw,3rem)}
.lightbox.open{display:flex}
.lb-inner{max-width:min(1100px,94vw);width:100%}
.lb-media{position:relative;background:#000}
.lb-media video,.lb-media img{width:100%;max-height:78svh;object-fit:contain}
.lb-cap{color:var(--paper-dim);font-family:var(--font-head);letter-spacing:.22em;text-transform:uppercase;font-size:.7rem;margin-top:1rem;display:flex;justify-content:space-between;flex-wrap:wrap;gap:.5rem}
.lb-close{position:absolute;top:1.2rem;right:1.6rem;background:none;border:0;color:#fff;font-size:2.4rem;line-height:1;cursor:pointer;z-index:210;font-family:var(--font-head)}
.lb-nav{position:absolute;top:50%;transform:translateY(-50%);background:rgba(20,20,20,.5);border:1px solid rgba(255,255,255,.3);color:#fff;width:46px;height:46px;border-radius:50%;cursor:pointer;font-size:1.2rem;z-index:210}
.lb-nav:hover{background:var(--amber);border-color:var(--amber)}
.lb-prev{left:1rem}.lb-next{right:1rem}

/* ---------- Process (How I Work) ---------- */
.step{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,5vw,4.5rem);align-items:center;padding:clamp(2.6rem,6vw,4.5rem) 0;border-top:1px solid var(--line)}
.step:first-of-type{border-top:0}
.step.flip .step-media{order:2}
@media(max-width:820px){.step{grid-template-columns:1fr}.step.flip .step-media{order:0}}
.step-num{font-family:var(--font-head);font-size:.78rem;letter-spacing:.34em;color:var(--amber-deep);text-transform:uppercase;margin-bottom:.9rem}
.step h3{font-size:clamp(1.35rem,2.6vw,1.9rem);text-transform:uppercase;letter-spacing:.08em;margin-bottom:1rem}
.step p{color:var(--ink-soft);max-width:34rem}
.step p+p{margin-top:.9rem}
.step-media img,.step-media video{width:100%;box-shadow:0 18px 50px -18px rgba(20,20,20,.45)}
.step-media .duo{display:grid;grid-template-columns:1fr 1fr;gap:.8rem}
.media-note{font-size:.68rem;letter-spacing:.2em;text-transform:uppercase;color:var(--amber-deep);margin-top:.7rem;font-family:var(--font-head)}

/* ---------- Forms ---------- */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.1rem}
@media(max-width:680px){.form-grid{grid-template-columns:1fr}}
.field{display:flex;flex-direction:column;gap:.45rem}
.field.full{grid-column:1/-1}
.field label{font-family:var(--font-head);text-transform:uppercase;letter-spacing:.22em;font-size:.66rem;color:var(--ink-soft)}
.field input,.field select,.field textarea{font-family:var(--font-body);font-size:1rem;padding:.85rem 1rem;border:1px solid var(--line);background:var(--white);color:var(--ink);border-radius:0;outline:none;transition:border-color .25s}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--amber)}
.form-status{margin-top:1.2rem;font-size:.92rem;display:none}
.form-status.ok{display:block;color:#2e6b3f}
.form-status.err{display:block;color:#a33}

/* ---------- CTA band & footer ---------- */
.cta-band{background:var(--ink);color:var(--white);text-align:center;padding:clamp(3.5rem,8vw,6rem) 0}
.cta-band h2{font-size:clamp(1.6rem,3.4vw,2.6rem);text-transform:uppercase;letter-spacing:.1em;margin-bottom:.9rem}
.cta-band p{color:var(--paper-dim);margin-bottom:2rem}
footer{background:#0e0e0e;color:#9a958c;padding:3rem 0 2.2rem;font-size:.85rem}
.foot-grid{display:flex;justify-content:space-between;gap:2rem;flex-wrap:wrap;align-items:flex-start}
.foot-logo{font-family:var(--font-head);color:var(--white);text-transform:uppercase;letter-spacing:.26em;font-weight:600}
.foot-logo span{display:block;font-size:.56rem;letter-spacing:.42em;font-weight:400;color:var(--amber);margin-top:.2rem}
footer a{color:var(--paper-dim)}
footer a:hover{color:var(--amber)}
.foot-meta{margin-top:2.2rem;padding-top:1.4rem;border-top:1px solid rgba(255,255,255,.08);display:flex;justify-content:space-between;flex-wrap:wrap;gap:.6rem;font-size:.74rem;letter-spacing:.08em}

/* Reveal on scroll */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .8s ease,transform .8s ease}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}