/* Archivo variable (wght 100-900) + IBM Plex Mono. Self-hosted, OFL licensed. */
@font-face{
  font-family:'Archivo';font-style:normal;font-weight:100 900;font-display:swap;
  src:url(../fonts/archivo-var.woff2) format('woff2');
}
@font-face{
  font-family:'IBM Plex Mono';font-style:normal;font-weight:400;font-display:swap;
  src:url(../fonts/plexmono-400.woff2) format('woff2');
}
@font-face{
  font-family:'IBM Plex Mono';font-style:normal;font-weight:500;font-display:swap;
  src:url(../fonts/plexmono-500.woff2) format('woff2');
}
/* ============================================================
   OPTIC & FRAME : SWISS INSTRUMENT design system
   A VAUDERIVE EDITIONS luxury publication: exceptional cameras,
   precision optics, camera collecting, photographic culture.
   Palette: warm ivory grounds, editorial black, charcoal, cool
   neutral gray. One restrained accent.
   Type: Archivo (Swiss grotesk) / IBM Plex Mono (metadata)
   Mobile-first. CSS byte-lock applies after design approval:
   do not edit without Philip's sign-off.
   ============================================================ */

:root{
  --paper:#F6F4EE;
  --paper-2:#EFECE1;
  --ink:#17150F;
  --charcoal:#2A2823;
  --gray:#8A877D;
  --line:#E2DED2;
  --line-dark:#3A352B;
  --accent:#44586E;
  --accent-deep:#33465A;
  --accent-bright:#8CA3B8;
  --display:"Archivo",Georgia,"Times New Roman",serif;
  --head:"Archivo",Georgia,"Times New Roman",serif;
  --body:"Archivo",Georgia,"Times New Roman",serif;
  --sans:"Archivo",-apple-system,"Segoe UI",Helvetica,Arial,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  --wrap:76rem;
  --wrap-narrow:44rem;
  --gutter:1.25rem;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
}

body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:var(--body);font-size:1.0625rem;line-height:1.7;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img{max-width:100%;height:auto;display:block}
figure{margin:0}
a{color:inherit}
::selection{background:var(--accent);color:#fff}

.wrap{max-width:var(--wrap);margin:0 auto;padding:0 var(--gutter)}
.prose-wrap{max-width:var(--wrap-narrow)}

/* Skip link + focus */
.skip-link{
  position:absolute;left:-9999px;top:0;z-index:200;
  background:var(--ink);color:#fff;padding:.6rem 1rem;
  font-family:var(--mono);font-size:.8rem;text-decoration:none;
}
.skip-link:focus{left:0}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px}

/* ============================================================
   Utility bar (date / edition)
   ============================================================ */
.util-bar{
  border-bottom:1px solid var(--line);
  font-family:var(--mono);font-size:.68rem;letter-spacing:.2em;
  text-transform:uppercase;color:var(--gray);
}
.util-bar .wrap{
  display:flex;justify-content:space-between;align-items:center;
  padding-top:.55rem;padding-bottom:.55rem;gap:1rem;
}

/* ============================================================
   Header + wordmark
   Wordmark is CSS text matching the approved PNG lockup:
   "Archivo" 600, tracking .22em, accent ampersand.
   ============================================================ */
.site-header{background:var(--paper);position:sticky;top:0;z-index:100;
  border-bottom:1px solid var(--ink)}
.masthead-row{
  display:flex;align-items:center;justify-content:space-between;
  padding:1.15rem 0;gap:1rem;
}
.masthead{
  margin:0;font-family:var(--display);font-weight:600;
  font-size:clamp(1.35rem,4.4vw,2.3rem);
  letter-spacing:.22em;line-height:1;white-space:nowrap;
}
.masthead a{text-decoration:none;color:var(--ink)}
.masthead .amp{color:var(--accent);padding:0 .10em;}
.edition-tag{
  font-family:var(--mono);font-size:.64rem;letter-spacing:.22em;
  text-transform:uppercase;color:var(--gray);margin:0;
  border:1px solid var(--line);padding:.45rem .7rem;white-space:nowrap;
}

/* Live / developing banner slot (portfolio pattern).
   Hidden until JS sets content; every banner carries an expiry. */
#livebar[hidden]{display:none}
#livebar{
  font-family:var(--mono);font-size:.78rem;letter-spacing:.14em;
  text-transform:uppercase;text-align:center;padding:.7rem 1rem;
}
#livebar.breaking{background:#8E1F28;color:#fff}
#livebar.developing{background:var(--accent);color:#fff}

/* Main nav */
.main-nav{border-top:1px solid var(--line);background:var(--paper)}
.main-nav ul{
  list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;
}
.main-nav a{
  display:block;padding:.85rem 1.1rem;text-decoration:none;
  font-family:var(--mono);font-weight:500;font-size:.74rem;
  letter-spacing:.18em;text-transform:uppercase;color:var(--charcoal);
  border-bottom:2px solid transparent;
}
.main-nav a:hover{color:var(--accent)}
.main-nav a[aria-current="page"]{color:var(--ink);border-bottom-color:var(--accent)}
.nav-toggle{
  display:none;background:none;border:0;font-family:var(--mono);
  font-weight:500;font-size:.78rem;letter-spacing:.18em;text-transform:uppercase;
  padding:.9rem 0;cursor:pointer;color:var(--ink);
}
.nav-close{
  display:none;background:none;border:0;font-family:var(--sans);
  font-weight:700;font-size:1.5rem;line-height:1;
  padding:.6rem 0;cursor:pointer;color:var(--ink);
}
.nav-close:hover{color:var(--accent)}
@media (max-width:52rem){
  .nav-toggle{display:block}
  .main-nav{display:none}
  .main-nav.open{display:block}
  .main-nav.open .nav-close{display:block}
  .main-nav ul{flex-direction:column}
  .edition-tag{display:none}
}

/* ============================================================
   Hero (homepage lead)
   ============================================================ */
.hero{
  display:grid;gap:1.5rem;padding:2.5rem 0 2rem;
  border-bottom:1px solid var(--ink);
}
.hero-media{margin:0}
.hero-kicker,.kicker{
  font-family:var(--mono);font-size:.72rem;font-weight:500;
  letter-spacing:.24em;text-transform:uppercase;color:var(--accent);
  margin:0 0 .8rem;
}
.hero-title{
  font-family:var(--head);font-weight:640;line-height:1.04;
  font-size:clamp(2rem,5.4vw,3.6rem);margin:0 0 1rem;letter-spacing:.005em;
}
.hero-dek{
  font-family:var(--body);font-size:clamp(1.05rem,2vw,1.3rem);
  line-height:1.6;color:var(--charcoal);margin:0 0 1.1rem;max-width:38rem;
}
.byline{
  font-family:var(--mono);font-size:.7rem;letter-spacing:.18em;
  text-transform:uppercase;color:var(--gray);margin:0;
}
.byline a{text-decoration:none;border-bottom:1px solid var(--line)}
.byline a:hover{color:var(--accent);border-color:var(--accent)}
@media (min-width:52rem){
  .hero{grid-template-columns:7fr 5fr;align-items:start}
}

/* ============================================================
   Sections + cards
   ============================================================ */
.section{padding:2.5rem 0;border-bottom:1px solid var(--line)}
.section-head{
  display:flex;align-items:baseline;justify-content:space-between;
  gap:1rem;margin-bottom:1.5rem;
}
.section-title{
  font-family:var(--head);font-weight:640;font-size:1.5rem;
  letter-spacing:.02em;margin:0;
}
.section-link{
  font-family:var(--mono);font-size:.7rem;letter-spacing:.2em;
  text-transform:uppercase;color:var(--gray);text-decoration:none;
  white-space:nowrap;
}
.section-link:hover{color:var(--accent)}
.cards{display:grid;gap:2rem 1.5rem}
@media (min-width:40rem){.cards{grid-template-columns:repeat(2,1fr)}}
@media (min-width:64rem){.cards.cols-3{grid-template-columns:repeat(3,1fr)}}
.card a.card-link{text-decoration:none;display:block}
.card-media{margin:0 0 .9rem;overflow:hidden;background:var(--paper-2)}
.card-media img{transition:transform .5s ease}
.card a.card-link:hover .card-media img{transform:scale(1.03)}
.card-kicker{
  font-family:var(--mono);font-size:.66rem;font-weight:500;
  letter-spacing:.22em;text-transform:uppercase;color:var(--accent);margin:0 0 .5rem;
}
.card-title{
  font-family:var(--head);font-weight:640;font-size:1.35rem;
  line-height:1.2;margin:0 0 .55rem;
}
.card a.card-link:hover .card-title{color:var(--accent)}
.card-dek{font-size:.95rem;line-height:1.6;color:var(--charcoal);margin:0 0 .7rem}
.card-meta{
  font-family:var(--mono);font-size:.66rem;letter-spacing:.16em;
  text-transform:uppercase;color:var(--gray);margin:0;
}

/* Homepage lead figure carries no credit.
   Credits appear only on article and product pages. */

/* ============================================================
   Article page
   ============================================================ */
.article-head{padding:3rem 0 2rem;border-bottom:1px solid var(--line);text-align:left}
.article-title{
  font-family:var(--head);font-weight:640;line-height:1.05;
  font-size:clamp(2.1rem,5.6vw,3.8rem);margin:0 0 1.2rem;letter-spacing:.005em;
  max-width:20ch;
}
.article-dek{
  font-family:var(--body);font-size:clamp(1.1rem,2.2vw,1.35rem);
  line-height:1.6;color:var(--charcoal);margin:0 0 1.4rem;max-width:36rem;
}
.article-meta{
  display:flex;flex-wrap:wrap;gap:.6rem 1.4rem;align-items:center;
  font-family:var(--mono);font-size:.7rem;letter-spacing:.16em;
  text-transform:uppercase;color:var(--gray);
}
.hero-figure{margin:2.5rem 0}
.body-copy{
  font-family:var(--body);font-size:1.125rem;line-height:1.75;
  color:var(--ink);
}
.body-copy p{margin:0 0 1.5rem}
.body-copy h2{
  font-family:var(--head);font-weight:640;font-size:1.7rem;
  line-height:1.2;margin:2.6rem 0 1.1rem;
}
.body-copy h3{
  font-family:var(--head);font-weight:640;font-size:1.3rem;
  margin:2.2rem 0 .9rem;
}
.body-copy a{color:var(--accent-deep);text-decoration-thickness:1px;
  text-underline-offset:3px}
.body-copy blockquote{
  margin:2.2rem 0;padding:0 0 0 1.4rem;
  border-left:2px solid var(--accent);
  font-family:var(--head);font-size:1.35rem;line-height:1.5;color:var(--charcoal);
}
.body-copy ul,.body-copy ol{margin:0 0 1.5rem;padding-left:1.4rem}
.body-copy li{margin-bottom:.5rem}
.dropcap::first-letter{
  font-family:var(--head);font-weight:640;font-size:3.4em;
  float:left;line-height:.86;padding:.06em .12em 0 0;color:var(--ink);
}

/* In-article figures: matched to the story, flowing with the narrative.
   Every figure carries a story-continuing caption and a fine-print credit. */
.body-figure{margin:2.4rem 0}
.body-figure img{width:100%}
.body-figure figcaption{
  font-family:var(--body);font-size:.92rem;line-height:1.55;
  color:var(--charcoal);margin-top:.7rem;
}
/* Photo credit: hard rule. Article/product pages only, never on
   listing pages. 8px fine print, sentence case, ~55% opacity. */
.credit{
  font-family:var(--mono);font-size:8px;color:var(--gray);opacity:.55;
  display:inline-block;margin-top:.25rem;
}
.body-figure figcaption .credit{margin-left:6px}
.img-credit{
  font-family:var(--mono);font-size:8px;color:var(--gray);opacity:.55;
  display:inline-block;margin-top:.25rem;
}
.end-mark{
  font-family:var(--mono);color:var(--accent);font-size:1rem;
  margin:2.5rem 0 0;letter-spacing:.3em;
}

/* Tags */
.tags{display:flex;flex-wrap:wrap;gap:.6rem;margin:2.5rem 0 0;padding:0;list-style:none}
.tags a{
  font-family:var(--mono);font-size:.68rem;letter-spacing:.16em;
  text-transform:uppercase;text-decoration:none;color:var(--charcoal);
  border:1px solid var(--line);padding:.45rem .8rem;
}
.tags a:hover{border-color:var(--accent);color:var(--accent)}

/* ============================================================
   Product / object features
   Maker outbound link: portfolio pattern uses inline styles so the
   stylesheet stays byte-identical; the class below mirrors them for
   builders that prefer a class hook. Disclosure line required.
   ============================================================ */
.object-grid{display:grid;gap:2.5rem;padding:2.5rem 0}
@media (min-width:52rem){.object-grid{grid-template-columns:repeat(2,1fr)}}
.maker-link{
  display:inline-block;font-family:var(--mono);font-size:.74rem;font-weight:500;
  letter-spacing:.18em;text-transform:uppercase;text-decoration:none;
  color:var(--paper);background:var(--ink);padding:.85rem 1.4rem;
  border:1px solid var(--ink);
}
.maker-link:hover{background:var(--accent);border-color:var(--accent)}
.maker-disclosure{
  font-family:var(--mono);font-size:.68rem;letter-spacing:.06em;
  color:var(--gray);margin:.7rem 0 0;
}

/* ============================================================
   Footer
   ============================================================ */
.site-footer{
  background:var(--ink);color:var(--paper);margin-top:4rem;
}
.footer-wordmark{
  font-family:var(--display);font-weight:600;
  letter-spacing:.22em;font-size:clamp(1.2rem,3.4vw,1.8rem);
  margin:0;color:var(--paper);white-space:nowrap;
}
.footer-wordmark .amp{color:var(--accent-bright);padding:0 .10em;}
.footer-top{
  display:grid;gap:2rem;padding:3rem 0;
}
@media (min-width:52rem){
  .footer-top{grid-template-columns:2fr 1fr 1fr 1fr}
}
.footer-col h3{
  font-family:var(--mono);font-size:.68rem;font-weight:500;
  letter-spacing:.24em;text-transform:uppercase;color:var(--accent-bright);
  margin:0 0 1rem;
}
.footer-col ul{list-style:none;margin:0;padding:0}
.footer-col li{margin-bottom:.6rem}
.footer-col a{
  color:var(--paper);text-decoration:none;font-size:.92rem;opacity:.82;
}
.footer-col a:hover{opacity:1;color:var(--accent-bright)}
.legal-row{
  border-top:1px solid var(--line-dark);padding:1.4rem 0;
  display:flex;flex-wrap:wrap;gap:.4rem 1.6rem;align-items:center;
  font-family:var(--mono);font-size:.68rem;letter-spacing:.14em;
  text-transform:uppercase;
}
.legal-row a{color:var(--paper);text-decoration:none;opacity:.7}
.legal-row a:hover{opacity:1}
.legal-row .copyright{margin-left:auto;opacity:.55;text-transform:none;
  letter-spacing:.02em}

/* Newsletter */
.newsletter{
  border:1px solid var(--line);padding:2rem;margin:2.5rem 0;
  background:var(--paper-2);
}
.newsletter h2{
  font-family:var(--head);font-weight:640;font-size:1.6rem;margin:0 0 .6rem;
}
.newsletter p{color:var(--charcoal);margin:0 0 1.2rem;max-width:34rem}
.newsletter-form{display:flex;flex-wrap:wrap;gap:.7rem}
.newsletter-form input[type="email"]{
  flex:1 1 16rem;font-family:var(--body);font-size:1rem;
  padding:.8rem 1rem;border:1px solid var(--line);background:var(--paper);
  color:var(--ink);
}
.btn{
  font-family:var(--mono);font-size:.74rem;font-weight:500;
  letter-spacing:.2em;text-transform:uppercase;cursor:pointer;
  background:var(--ink);color:var(--paper);border:1px solid var(--ink);
  padding:.85rem 1.6rem;text-decoration:none;display:inline-block;
}
.btn:hover{background:var(--accent);border-color:var(--accent)}
.btn-ghost{background:transparent;color:var(--ink)}
.btn-ghost:hover{background:var(--ink);color:var(--paper)}

/* Contact form (placeholder state until endpoint is connected) */
.form-note{
  font-family:var(--mono);font-size:.72rem;letter-spacing:.1em;
  color:var(--gray);border:1px dashed var(--line);padding:1rem;
}

/* External links open in a new window (build-time: target=_blank rel=noopener).
   Optional marker for external links in body copy: */
a[rel~="noopener"]::after{
  content:"";
}

/* ============================================================
   Search / archive / misc
   ============================================================ */
.archive-list{list-style:none;margin:0;padding:0}
.archive-list li{
  display:grid;gap:.4rem;padding:1.4rem 0;border-bottom:1px solid var(--line);
}
@media (min-width:52rem){
  .archive-list li{grid-template-columns:9rem 1fr;gap:1.5rem;align-items:baseline}
}
.archive-date{
  font-family:var(--mono);font-size:.7rem;letter-spacing:.16em;
  text-transform:uppercase;color:var(--gray);
}
.archive-title{
  font-family:var(--head);font-weight:640;font-size:1.4rem;
  margin:0;line-height:1.25;
}
.archive-title a{text-decoration:none}
.archive-title a:hover{color:var(--accent)}
.rule-double{border-top:3px double var(--ink);margin:2.5rem 0}

/* Pagination */
.pagination{
  display:flex;gap:.6rem;justify-content:center;padding:2.5rem 0;
  font-family:var(--mono);font-size:.74rem;letter-spacing:.14em;
}
.pagination a,.pagination span{
  border:1px solid var(--line);padding:.6rem .95rem;text-decoration:none;
  color:var(--charcoal);
}
.pagination a:hover{border-color:var(--accent);color:var(--accent)}
.pagination [aria-current="page"]{background:var(--ink);color:var(--paper);
  border-color:var(--ink)}

/* Print */
@media print{
  .site-header .main-nav,.site-footer,.newsletter,.nav-toggle{display:none}
  body{font-size:11pt}
  a{text-decoration:none}
}