/* Selbst gehostete Fonts (lokal, KEIN Google) — woff2, latin, font-display:swap */
@font-face{font-family:"Zilla Slab";font-style:normal;font-weight:500;font-display:swap;src:url("fonts/zilla-slab-v12-latin-500.woff2") format("woff2")}
@font-face{font-family:"Zilla Slab";font-style:normal;font-weight:600;font-display:swap;src:url("fonts/zilla-slab-v12-latin-600.woff2") format("woff2")}
@font-face{font-family:"Zilla Slab";font-style:normal;font-weight:700;font-display:swap;src:url("fonts/zilla-slab-v12-latin-700.woff2") format("woff2")}
@font-face{font-family:"Public Sans";font-style:normal;font-weight:400;font-display:swap;src:url("fonts/public-sans-v21-latin-regular.woff2") format("woff2")}
@font-face{font-family:"Public Sans";font-style:normal;font-weight:500;font-display:swap;src:url("fonts/public-sans-v21-latin-500.woff2") format("woff2")}
@font-face{font-family:"Public Sans";font-style:normal;font-weight:600;font-display:swap;src:url("fonts/public-sans-v21-latin-600.woff2") format("woff2")}
@font-face{font-family:"IBM Plex Mono";font-style:normal;font-weight:400;font-display:swap;src:url("fonts/ibm-plex-mono-v20-latin-regular.woff2") format("woff2")}
@font-face{font-family:"IBM Plex Mono";font-style:normal;font-weight:500;font-display:swap;src:url("fonts/ibm-plex-mono-v20-latin-500.woff2") format("woff2")}

/* ============================================================
   OILFORGE — gemeinsames Stylesheet
   Gilt für index.html und alle Artikel unter /artikel/
   Artikel-Seiten tragen <body class="article"> (schmalere Spalte)
   ============================================================ */

/* ---------- Tokens ---------- */
:root{
  --bg:#15181C; --surface:#1E2228; --surface-2:#23282F; --line:#2D343C;
  --text:#EAE5DB; --muted:#98A0A9; --accent:#E2A63D; --accent-ink:#15181C;
  --t1:#E8C572; --t2:#C77B3A; --t3:#8A5A8F; --t4:#4A6FA5; /* Anlassfarben */
  --shadow:0 10px 30px rgba(0,0,0,.35);
}
[data-theme="day"]{
  --bg:#EFEDE7; --surface:#F8F6F1; --surface-2:#FFFFFF; --line:#D9D4C9;
  --text:#23272C; --muted:#5C636B; --accent:#A96F14; --accent-ink:#FFFFFF;
  --shadow:0 8px 24px rgba(35,39,44,.10);
}

/* ---------- Basis ---------- */
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--bg);color:var(--text);
  font-family:"Public Sans",system-ui,sans-serif;
  font-size:17px;line-height:1.65;
  transition:background .35s ease,color .35s ease;
}
a{color:var(--accent)}
a:focus-visible,button:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}
strong{font-weight:600}
.wrap{max-width:1080px;margin:0 auto;padding:0 24px}
.article .wrap{max-width:760px}
.mono{font-family:"IBM Plex Mono",monospace}

h1{font-family:"Zilla Slab",serif;font-weight:700;font-size:clamp(1.9rem,4.5vw,2.7rem);line-height:1.15;margin-bottom:18px}
h2{font-family:"Zilla Slab",serif;font-weight:600;font-size:1.45rem;margin:44px 0 14px}
h3{font-family:"Zilla Slab",serif;font-weight:600;font-size:1.12rem;margin:28px 0 10px}
p{margin:0 0 16px}
ul,ol{margin:0 0 16px 22px}
li{margin-bottom:6px}

/* ---------- Header / Navigation ---------- */
header{
  position:sticky;top:0;z-index:50;
  background:color-mix(in srgb,var(--bg) 88%,transparent);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:64px;max-width:1080px;margin:0 auto;padding:0 24px}
.logo{font-family:"Zilla Slab",serif;font-weight:700;font-size:1.35rem;letter-spacing:.04em;text-decoration:none;color:var(--text)}
.logo span{color:var(--accent)}
.controls{display:flex;align-items:center;gap:10px}
.back{font-family:"IBM Plex Mono",monospace;font-size:.8rem;text-decoration:none;color:var(--muted)}
.back:hover{color:var(--accent)}
.lang-switch{display:flex;border:1px solid var(--line);border-radius:8px;overflow:hidden}
.lang-switch button{background:none;border:none;color:var(--muted);cursor:pointer;font-family:"IBM Plex Mono",monospace;font-size:.8rem;padding:7px 12px}
.lang-switch button[aria-pressed="true"]{background:var(--accent);color:var(--accent-ink)}
.theme-btn{background:none;border:1px solid var(--line);border-radius:8px;color:var(--text);cursor:pointer;padding:6px 11px;font-size:1rem;line-height:1}

/* ---------- Eyebrow / Meta / Anlassfarben-Trenner ---------- */
.eyebrow{font-family:"IBM Plex Mono",monospace;font-size:.75rem;letter-spacing:.2em;color:var(--accent);text-transform:uppercase;margin-bottom:16px}
.meta{font-family:"IBM Plex Mono",monospace;font-size:.74rem;color:var(--muted);margin:18px 0 0}
.temper{height:4px;border:none;border-radius:3px;background:linear-gradient(90deg,var(--t1) 0%,var(--t2) 38%,var(--t3) 70%,var(--t4) 100%);margin:32px 0 40px}
.temper-note{font-family:"IBM Plex Mono",monospace;font-size:.72rem;color:var(--muted);display:flex;justify-content:space-between;margin-top:8px;letter-spacing:.05em}

/* ---------- Startseite: Hero ---------- */
.hero{padding:88px 0 56px}
.hero .eyebrow{letter-spacing:.22em;font-size:.78rem;margin-bottom:20px}
.hero h1{font-size:clamp(2.3rem,5.6vw,3.9rem);line-height:1.08;max-width:15ch;margin-bottom:0}
.hero p{max-width:52ch;color:var(--muted);margin:22px 0 30px;font-size:1.06rem}
.hero .temper{height:5px;margin:56px 0 0}
.cta{display:inline-block;text-decoration:none;background:var(--accent);color:var(--accent-ink);font-weight:600;padding:13px 26px;border-radius:9px;transition:transform .15s ease}
.cta:hover{transform:translateY(-2px)}

/* ---------- Startseite: Cluster & Karten ---------- */
section{padding:64px 0 8px}
.cluster-head{display:flex;align-items:baseline;gap:16px;margin-bottom:26px;flex-wrap:wrap}
.cluster-head h2{font-size:1.7rem;margin:0}
.cluster-id{font-family:"IBM Plex Mono",monospace;font-size:.8rem;color:var(--accent);border:1px solid var(--line);border-radius:6px;padding:3px 9px}
.cluster-sub{width:100%;color:var(--muted);font-size:.95rem;max-width:62ch;margin:0}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:18px}
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:12px;
  padding:22px 22px 20px;display:flex;flex-direction:column;gap:10px;
  text-decoration:none;color:var(--text);position:relative;overflow:hidden;
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:linear-gradient(180deg,var(--t1),var(--t2),var(--t3),var(--t4));opacity:0;transition:opacity .18s ease}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--accent)}
.card:hover::before{opacity:1}
.card h3{font-size:1.12rem;line-height:1.3;margin:0}
.card p{color:var(--muted);font-size:.92rem;flex:1;margin:0}
.card-meta{display:flex;gap:8px;align-items:center}
.badge{font-family:"IBM Plex Mono",monospace;font-size:.68rem;letter-spacing:.08em;padding:3px 8px;border-radius:5px;border:1px solid var(--line);color:var(--muted)}
.badge.p1{background:var(--accent);color:var(--accent-ink);border-color:transparent;font-weight:500}
.soon{font-family:"IBM Plex Mono",monospace;font-size:.72rem;color:var(--muted)}

/* ---------- Startseite: Werkstatt-Block ---------- */
.workshop{margin-top:72px;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:40px;display:grid;grid-template-columns:1.2fr .8fr;gap:36px}
.workshop h2{font-size:1.7rem;margin:0 0 14px}
.workshop p{color:var(--muted);max-width:58ch}

/* ---------- Artikel-Layout ---------- */
article{padding:56px 0 40px}
.lede{font-size:1.12rem;color:var(--muted);margin-bottom:8px}
.answer{background:var(--surface);border:1px solid var(--line);border-left:4px solid var(--accent);border-radius:10px;padding:20px 22px;margin:0 0 8px}
.answer p{margin:0}
.note{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:16px 18px;margin:20px 0;font-size:.95rem}
.note.warn{border-left:4px solid var(--t2)}
.note .mono{font-size:.72rem;letter-spacing:.12em;color:var(--accent);display:block;margin-bottom:6px}
.table-scroll{overflow-x:auto;margin:20px 0}
table{border-collapse:collapse;width:100%;min-width:560px;font-size:.92rem}
th,td{border:1px solid var(--line);padding:10px 12px;text-align:left;vertical-align:top}
th{background:var(--surface);font-family:"IBM Plex Mono",monospace;font-size:.74rem;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
td .aff{white-space:nowrap}
.photo-slot{border:1px dashed var(--line);border-radius:10px;min-height:200px;display:flex;align-items:center;justify-content:center;text-align:center;color:var(--muted);font-family:"IBM Plex Mono",monospace;font-size:.76rem;padding:16px;margin:24px 0}
.todo{background:var(--t3);color:#fff;border-radius:4px;padding:1px 7px;font-family:"IBM Plex Mono",monospace;font-size:.72rem;white-space:nowrap}
details{border:1px solid var(--line);border-radius:10px;background:var(--surface);margin-bottom:10px}
summary{cursor:pointer;padding:14px 18px;font-weight:600;font-family:"Zilla Slab",serif;font-size:1.02rem}
details p{padding:0 18px 14px;color:var(--muted)}
.related{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:16px}
.rel-card{border:1px solid var(--line);border-radius:10px;background:var(--surface);padding:16px;text-decoration:none;color:var(--text);transition:border-color .15s ease}
.rel-card:hover{border-color:var(--accent)}
.rel-card .mono{font-size:.68rem;color:var(--accent);display:block;margin-bottom:6px}

/* ---------- Footer ---------- */
footer{margin-top:80px;border-top:1px solid var(--line);padding:36px 0 48px}
.article footer{margin-top:64px;padding:32px 0 44px}
.foot{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap;color:var(--muted);font-size:.86rem}
.foot nav{display:flex;gap:20px}
.foot a{color:var(--muted)}
.disclosure{margin-top:14px;color:var(--muted);font-size:.8rem;max-width:74ch}

/* ---------- Responsive ---------- */
@media (max-width:760px){
  .workshop{grid-template-columns:1fr;padding:28px}
  .hero{padding:60px 0 40px}
}
@media (max-width:520px){
  .wrap{padding:0 16px}
  .nav{padding:0 16px;height:58px}
  .logo{font-size:1.15rem}
  .hero{padding:44px 0 32px}
  .hero p{font-size:1rem}
  section{padding:48px 0 8px}
  article{padding:36px 0 28px}
  .temper-note{font-size:.6rem;letter-spacing:.03em;gap:6px}
  .temper-note span{flex:1;min-width:0}
  .temper-note span:nth-child(2),
  .temper-note span:nth-child(3){text-align:center}
  .temper-note span:nth-child(4){text-align:right}
  .card{padding:18px}
  .workshop{padding:22px;margin-top:52px}
  .photo-slot{min-height:160px}
  .related{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important}
  html{scroll-behavior:auto}
}

/* ---------- Werkstatt-Log ---------- */
.status-badge{display:inline-block;font-family:"IBM Plex Mono",monospace;font-size:.7rem;letter-spacing:.1em;padding:4px 10px;border-radius:6px;background:var(--accent);color:var(--accent-ink);font-weight:500}
.log-intro{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:22px;margin:0 0 36px}
.log-intro h2{margin:0 0 10px;font-size:1.15rem}
.log-intro ul{margin-bottom:0}
.log-steps{margin-top:8px}
.log-step{position:relative;margin:0 0 36px;padding-left:64px}
.log-step::before{content:"";position:absolute;left:21px;top:52px;bottom:-28px;width:2px;background:var(--line)}
.log-step:last-child::before{display:none}
.log-num{position:absolute;left:0;top:0;width:44px;height:44px;border-radius:50%;background:var(--surface);border:2.5px solid var(--accent);display:flex;align-items:center;justify-content:center;font-family:"IBM Plex Mono",monospace;font-size:.95rem;color:var(--text)}
.log-steps .log-step:nth-child(4n+1) .log-num{border-color:var(--t1)}
.log-steps .log-step:nth-child(4n+2) .log-num{border-color:var(--t2)}
.log-steps .log-step:nth-child(4n+3) .log-num{border-color:var(--t3)}
.log-steps .log-step:nth-child(4n+4) .log-num{border-color:var(--t4)}
.log-step h3{margin:8px 0 4px}
.log-date{font-family:"IBM Plex Mono",monospace;font-size:.7rem;color:var(--muted);letter-spacing:.08em;display:block;margin-bottom:10px}
.log-step .photo-slot{min-height:170px;margin:14px 0}
@media (max-width:520px){
  .log-step{padding-left:50px}
  .log-num{width:36px;height:36px;font-size:.82rem}
  .log-step::before{left:17px;top:44px}
}
