/* ============================================================
   OttoPi — site stylesheet
   One file. No build step. Edit tokens at the top only.
   ============================================================ */

:root{
  /* ground + surfaces */
  --ground:#0F1B2A;
  --deep:#0A121D;
  --surface:#16243A;
  --surface-2:#1C2E47;
  --line:#27384F;
  --line-soft:#1E2D42;

  /* type colours */
  --text:#EAEFF4;
  --text-2:#BCC9D8;
  --muted:#8B9CB0;

  /* accent */
  --accent:#FF6B1A;
  --accent-soft:#FFA469;
  --accent-ink:#160B02;

  /* brand four-colour (logo + section rules only) */
  --cyan:#00A0C6;
  --magenta:#D6006E;
  --yellow:#F2B705;

  --display:"Archivo","Arial Narrow",Helvetica,sans-serif;
  --body:"IBM Plex Sans","Segoe UI",Helvetica,Arial,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,Menlo,Consolas,monospace;

  --pad:clamp(20px,5vw,60px);
  --maxw:1260px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;background:var(--ground);color:var(--text);
  font-family:var(--body);font-size:16px;line-height:1.62;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;}
a:focus-visible,button:focus-visible{outline:2px solid var(--accent);outline-offset:3px;}
.wrap{max-width:var(--maxw);margin:0 auto;padding-left:var(--pad);padding-right:var(--pad);}
.skip{position:absolute;left:-9999px;}
.skip:focus{left:var(--pad);top:8px;z-index:99;background:var(--accent);color:var(--accent-ink);padding:10px 16px;}

.label{font-family:var(--mono);font-size:11px;font-weight:500;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);margin:0;}
.rule-cmyk{display:flex;height:4px;width:96px;}
.rule-cmyk i{flex:1;}
.rule-cmyk i:nth-child(1){background:var(--cyan);}
.rule-cmyk i:nth-child(2){background:var(--magenta);}
.rule-cmyk i:nth-child(3){background:var(--yellow);}
.rule-cmyk i:nth-child(4){background:var(--text);}

/* ---------- header ---------- */
.site-head{position:sticky;top:0;z-index:30;background:rgba(15,27,42,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line-soft);}
.site-head .wrap{display:flex;align-items:center;gap:26px;padding-top:14px;padding-bottom:14px;}
.mark{text-decoration:none;display:block;}
.mark svg{display:block;}
.site-nav{margin-left:auto;display:flex;gap:24px;flex-wrap:wrap;font-size:14.5px;}
.site-nav a{text-decoration:none;color:var(--text-2);padding-bottom:3px;border-bottom:1px solid transparent;transition:color .15s,border-color .15s;}
.site-nav a:hover,.site-nav a[aria-current="page"]{color:var(--text);border-bottom-color:var(--accent);}
.head-cta{font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-decoration:none;color:var(--text);border:1px solid var(--line);padding:9px 14px;white-space:nowrap;transition:border-color .15s,color .15s;}
.head-cta:hover{border-color:var(--accent);color:var(--accent-soft);}

/* ---------- buttons ---------- */
.btn{display:inline-block;font-family:var(--mono);font-size:12.5px;letter-spacing:.08em;text-transform:uppercase;text-decoration:none;padding:14px 22px;border:1px solid var(--accent);transition:background .15s,color .15s,border-color .15s;}
.btn-solid{background:var(--accent);color:var(--accent-ink);font-weight:500;}
.btn-solid:hover{background:var(--accent-soft);border-color:var(--accent-soft);}
.btn-ghost{border-color:var(--line);color:var(--text-2);}
.btn-ghost:hover{border-color:var(--text-2);color:var(--text);}
.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px;}

/* ---------- home hero ---------- */
.hero{padding-top:clamp(44px,6vw,84px);}
.hero h1{font-family:var(--display);font-weight:800;font-size:clamp(38px,6.4vw,78px);line-height:.97;letter-spacing:-.033em;margin:16px 0 0;max-width:16ch;text-wrap:balance;}
.hero h1 em{font-style:normal;color:var(--accent);}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:clamp(24px,4vw,60px);align-items:end;margin-top:26px;}
.hero-grid p{margin:0;color:var(--text-2);font-size:clamp(16px,1.45vw,18px);max-width:52ch;}
.hero-shot{margin:clamp(34px,5vw,58px) 0 0;}
.hero-shot img{width:100%;height:auto;}
.shotbar{display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;border-top:1px solid var(--line);padding-top:10px;margin-top:10px;}
.shotbar span{font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);}

/* ---------- inner page header ---------- */
.page-head{border-bottom:1px solid var(--line-soft);padding-top:clamp(40px,5.5vw,74px);padding-bottom:clamp(32px,4.5vw,54px);}
.page-head h1{font-family:var(--display);font-weight:800;font-size:clamp(32px,5vw,60px);line-height:1;letter-spacing:-.032em;margin:14px 0 0;max-width:18ch;text-wrap:balance;}
.page-head .intro{margin:20px 0 0;color:var(--text-2);max-width:62ch;font-size:clamp(15.5px,1.3vw,17.5px);}
.crumbs{font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin:0 0 4px;}
.crumbs a{text-decoration:none;}
.crumbs a:hover{color:var(--accent-soft);}

/* ---------- fact strip ---------- */
.facts{border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);background:var(--deep);margin-top:clamp(44px,6vw,80px);}
.facts .wrap{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));padding:0;}
.fact{padding:24px var(--pad);border-left:1px solid var(--line-soft);}
.fact:first-child{border-left:0;}
.fact .fig{font-family:var(--display);font-weight:700;font-size:clamp(19px,2.1vw,26px);letter-spacing:-.02em;line-height:1.15;font-variant-numeric:tabular-nums;}
.fact .cap{margin-top:5px;font-size:13px;color:var(--muted);}

/* ---------- section shell ---------- */
section.band{padding-top:clamp(56px,7vw,100px);padding-bottom:clamp(56px,7vw,100px);}
.band.tint{background:var(--deep);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);}
.band-head{display:flex;align-items:flex-end;gap:26px;flex-wrap:wrap;margin-bottom:38px;}
.band-head h2{font-family:var(--display);font-weight:700;font-size:clamp(28px,3.7vw,44px);letter-spacing:-.028em;line-height:1.03;margin:8px 0 0;max-width:18ch;text-wrap:balance;}
.band-head > p{margin:0 0 4px auto;color:var(--muted);max-width:42ch;font-size:15px;}

/* ---------- service cards ---------- */
.svc{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:clamp(20px,2.4vw,32px);}
.svc article{display:flex;flex-direction:column;}
.svc a.card{text-decoration:none;display:flex;flex-direction:column;}
.svc .shot{aspect-ratio:4/3;overflow:hidden;background:var(--surface);}
.svc .shot img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.svc article:hover .shot img{transform:scale(1.03);}
.svc h3{font-family:var(--display);font-weight:700;font-size:21px;letter-spacing:-.015em;margin:16px 0 8px;}
.svc p{margin:0;font-size:14.5px;color:var(--muted);}
.svc .idx{font-family:var(--mono);font-size:11px;letter-spacing:.14em;color:var(--accent);margin-top:14px;}

/* ---------- numbered steps ---------- */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:1px;background:var(--line-soft);border:1px solid var(--line-soft);}
.step{background:var(--deep);padding:26px 22px 30px;}
.step .n{font-family:var(--display);font-weight:800;font-size:34px;color:var(--surface-2);line-height:1;letter-spacing:-.03em;}
.step h3{font-family:var(--display);font-weight:600;font-size:17.5px;margin:12px 0 8px;letter-spacing:-.01em;}
.step p{margin:0;font-size:14px;color:var(--muted);}

/* ---------- wide feature band ---------- */
.feature{position:relative;}
.feature img{width:100%;height:clamp(280px,42vw,460px);object-fit:cover;}
.feature .overlay{position:absolute;inset:0;background:linear-gradient(90deg,rgba(10,18,29,.92) 0%,rgba(10,18,29,.72) 42%,rgba(10,18,29,.15) 100%);display:flex;align-items:center;}
.feature .overlay .wrap{width:100%;}
.feature h2{font-family:var(--display);font-weight:800;font-size:clamp(26px,3.6vw,44px);letter-spacing:-.03em;line-height:1.04;margin:12px 0 0;max-width:17ch;text-wrap:balance;}
.feature p{margin:16px 0 0;color:var(--text-2);max-width:44ch;font-size:15.5px;}

/* ---------- material / product grid ---------- */
.mats{display:grid;grid-template-columns:repeat(auto-fit,minmax(215px,1fr));gap:1px;background:var(--line-soft);border:1px solid var(--line-soft);}
.mat{background:var(--ground);padding:20px 20px 22px;text-decoration:none;display:block;transition:background .15s;}
a.mat:hover{background:var(--surface);}
.mat h3{font-family:var(--display);font-weight:600;font-size:15.5px;margin:0 0 6px;letter-spacing:-.005em;}
.mat p{margin:0;font-size:13px;color:var(--muted);line-height:1.5;}
.mats-note{margin-top:16px;font-size:14px;color:var(--muted);}
.mats-note a{color:var(--accent-soft);}

.prod-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:clamp(20px,2.4vw,30px);}
.prod{text-decoration:none;display:flex;flex-direction:column;border:1px solid var(--line-soft);transition:border-color .15s;}
.prod:hover{border-color:var(--line);}
.prod .shot{aspect-ratio:4/3;overflow:hidden;background:var(--surface);}
.prod .shot img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.prod:hover .shot img{transform:scale(1.03);}
.prod .body{padding:18px 20px 22px;}
.prod h3{font-family:var(--display);font-weight:700;font-size:18px;margin:0 0 8px;letter-spacing:-.012em;}
.prod p{margin:0;font-size:14px;color:var(--muted);}
.prod .cat{font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);margin:0 0 10px;}

/* ---------- spec table ---------- */
.spec-wrap{overflow-x:auto;border:1px solid var(--line);}
table.spec{border-collapse:collapse;width:100%;min-width:420px;}
table.spec th,table.spec td{padding:13px 18px;text-align:left;border-bottom:1px solid var(--line-soft);font-size:14.5px;}
table.spec th{font-family:var(--mono);font-size:10.5px;letter-spacing:.13em;text-transform:uppercase;color:var(--muted);font-weight:500;width:38%;vertical-align:top;}
table.spec td{color:var(--text-2);font-variant-numeric:tabular-nums;}
table.spec tr:last-child th,table.spec tr:last-child td{border-bottom:0;}

/* ---------- article body ---------- */
.article{max-width:70ch;}
.article p{margin:0 0 1.15em;color:var(--text-2);font-size:17px;line-height:1.72;}
.article h2{font-family:var(--display);font-weight:700;font-size:clamp(22px,2.6vw,30px);letter-spacing:-.022em;margin:1.9em 0 .5em;line-height:1.12;}
.article h3{font-family:var(--display);font-weight:600;font-size:20px;letter-spacing:-.015em;margin:1.6em 0 .45em;}
.article ul,.article ol{margin:0 0 1.15em;padding-left:1.25em;color:var(--text-2);}
.article li{margin-bottom:.45em;}
.article blockquote{margin:1.6em 0;padding-left:22px;border-left:3px solid var(--accent);color:var(--text);font-size:19px;}
.article a{color:var(--accent-soft);}
.article img{margin:1.8em 0;width:100%;height:auto;}
.article figcaption{font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-top:-1.2em;margin-bottom:1.8em;}
.meta{font-family:var(--mono);font-size:11px;letter-spacing:.13em;text-transform:uppercase;color:var(--muted);display:flex;gap:16px;flex-wrap:wrap;}

/* ---------- journal list ---------- */
.posts{display:grid;grid-template-columns:repeat(auto-fit,minmax(255px,1fr));gap:1px;background:var(--line-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.posts a{background:var(--ground);padding:26px 22px 30px;text-decoration:none;display:block;transition:background .15s;}
.posts a:hover{background:var(--surface);}
.posts h3{font-family:var(--display);font-weight:600;font-size:18px;line-height:1.27;margin:12px 0 10px;letter-spacing:-.012em;}
.posts p{margin:0;font-size:14px;color:var(--muted);}
.posts .more{display:inline-block;margin-top:16px;font-family:var(--mono);font-size:11.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);}

.pager{display:flex;gap:14px;justify-content:space-between;margin-top:36px;font-family:var(--mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;}
.pager a{text-decoration:none;border-bottom:1px solid var(--line);padding-bottom:3px;}
.pager a:hover{border-bottom-color:var(--accent);color:var(--accent-soft);}
.pager span{color:var(--muted);}

/* ---------- contact ---------- */
.contact{background:var(--deep);border-top:1px solid var(--line-soft);}
.contact .wrap{display:grid;grid-template-columns:repeat(auto-fit,minmax(255px,1fr));gap:clamp(26px,4vw,60px);align-items:start;}
.contact h2{font-family:var(--display);font-weight:800;font-size:clamp(28px,4vw,48px);letter-spacing:-.032em;line-height:1;margin:10px 0 0;}
.contact .lead{color:var(--text-2);max-width:34ch;margin-top:16px;}
.contact dl{margin:0;display:grid;gap:20px;}
.contact dt{font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);}
.contact dd{margin:5px 0 0;font-size:16px;}
.contact dd a{text-decoration:none;border-bottom:1px solid var(--line);}
.contact dd a:hover{border-bottom-color:var(--accent);color:var(--accent-soft);}

/* ---------- footer ---------- */
footer{background:var(--deep);border-top:1px solid var(--line-soft);padding:30px 0 36px;}
footer .wrap{display:flex;gap:18px;justify-content:space-between;flex-wrap:wrap;align-items:center;}
footer p{margin:0;font-size:12.5px;color:var(--muted);}
footer .foot-nav{display:flex;gap:18px;flex-wrap:wrap;font-size:12.5px;}
footer .foot-nav a{text-decoration:none;color:var(--muted);}
footer .foot-nav a:hover{color:var(--text-2);}
.credits{font-family:var(--mono);font-size:10.5px;letter-spacing:.04em;color:#6C7C8E;padding-top:14px;}

/* ---------- responsive ---------- */
@media (max-width:920px){
  .facts .wrap{grid-template-columns:repeat(2,minmax(0,1fr));}
  .fact:nth-child(odd){border-left:0;}
  .hero-grid{grid-template-columns:minmax(0,1fr);align-items:start;}
  .site-nav{display:none;}
  .feature .overlay{background:linear-gradient(180deg,rgba(10,18,29,.55) 0%,rgba(10,18,29,.94) 62%);align-items:flex-end;padding-bottom:26px;}
}
@media (prefers-reduced-motion:reduce){*{transition:none !important;animation:none !important;}}

/* ---------- print ---------- */
@media print{
  body{background:#fff;color:#000;}
  .site-head,.site-nav,.head-cta,footer,.feature .overlay{background:none;}
  a{text-decoration:underline;}
}

/* ---------- layout utilities used by the inner templates ---------- */
.split{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:clamp(28px,4vw,60px);align-items:start;}
.stacked{margin-top:16px;}
.spaced-t{margin-top:32px;}
.spaced-b{margin-bottom:14px;}
.plain-list{margin:0;padding-left:1.1em;color:var(--text-2);font-size:14.5px;}
.plain-list li{margin-bottom:.5em;}
dl.contact-list{margin:0;display:grid;gap:22px;}
dl.contact-list dt{font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);}
dl.contact-list dd{margin:5px 0 0;font-size:16.5px;}
dl.contact-list dd a{text-decoration:none;border-bottom:1px solid var(--line);}
dl.contact-list dd a:hover{border-bottom-color:var(--accent);color:var(--accent-soft);}