/* ==========================================================================
   Astboerg — Design System
   Mobile-first. Editorial luxury layout language, original brand palette.
   ========================================================================== */

:root{
  /* ---- palette (light) ---- */
  --paper:      #ece9e1;   /* warm stone background */
  --paper-2:    #e2ded2;   /* slightly deeper panel */
  --ink:        #14171a;   /* near-black */
  --ink-soft:   #52564f;   /* warm grey text */
  --line:       #d3cec0;   /* hairline */
  --brass:      #9c7a3c;   /* accent */
  --brass-deep: #6e5527;   /* accent hover/active */
  --brass-ink:  #5f4419;

  /* ---- palette (dark sections, same in both themes: deliberate) ---- */
  --dusk:       #14171a;
  --dusk-2:     #1c2023;
  --cream:      #ece9e1;
  --cream-soft: #b9b6ac;

  --max: 1240px;
  --pad: 20px;

  --serif: Georgia, "Iowan Old Style", "Times New Roman", Times, serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;

  --ease: cubic-bezier(.4,0,.2,1);
}

:root[data-theme="dark"]{
  --paper:      #15181a;
  --paper-2:    #1b1f21;
  --ink:        #ece9e1;
  --ink-soft:   #a8a59b;
  --line:       #303430;
  --brass:      #d3a75c;
  --brass-deep: #e9c07f;
  --brass-ink:  #e9c07f;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --paper:      #15181a;
    --paper-2:    #1b1f21;
    --ink:        #ece9e1;
    --ink-soft:   #a8a59b;
    --line:       #303430;
    --brass:      #d3a75c;
    --brass-deep: #e9c07f;
    --brass-ink:  #e9c07f;
  }
}

*, *::before, *::after{ box-sizing:border-box; }
html{ -webkit-text-size-adjust:100%; scroll-behavior:smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *, *::before, *::after{ animation-duration:.001ms !important; animation-iteration-count:1 !important; transition-duration:.001ms !important; }
}

body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
button{ font:inherit; background:none; border:none; cursor:pointer; color:inherit; }
ul{ margin:0; padding:0; list-style:none; }
h1,h2,h3,h4,p{ margin:0; }

.container{ max-width:var(--max); margin:0 auto; padding:0 var(--pad); }

/* ---- eyebrow / labels ---- */
.eyebrow{
  font-family:var(--sans);
  font-size:11px;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--brass-ink);
  font-weight:600;
}

/* ---- headings ---- */
h1, .h1{
  font-family:var(--serif);
  font-size:clamp(32px,7vw,58px);
  line-height:1.08;
  letter-spacing:.01em;
  text-wrap:balance;
}
h2, .h2{
  font-family:var(--serif);
  font-size:clamp(26px,4.4vw,40px);
  line-height:1.15;
  text-wrap:balance;
}
h3, .h3{
  font-family:var(--serif);
  font-size:clamp(20px,3vw,26px);
  line-height:1.25;
}
.lede{
  font-size:clamp(16px,2.4vw,19px);
  color:var(--ink-soft);
  max-width:52ch;
}
.body-copy{ max-width:62ch; font-size:16px; color:var(--ink-soft); }
.body-copy + .body-copy{ margin-top:14px; }

/* ---- link / cta ---- */
.cta{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-family:var(--sans);
  font-size:12px;
  letter-spacing:.14em;
  text-transform:uppercase;
  font-weight:700;
  padding-bottom:4px;
  border-bottom:1px solid currentColor;
  color:var(--ink);
}
.cta svg{ width:11px; height:11px; transition:transform .3s var(--ease); }
.cta:hover svg{ transform:translateX(4px); }
.cta.on-dark{ color:var(--cream); }
.cta.brass{ color:var(--brass-ink); }

/* ==========================================================================
   Header
   ========================================================================== */
.site-header{
  position:fixed;
  top:0; left:0; right:0;
  z-index:100;
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:16px var(--pad);
  transition:background-color .4s var(--ease), border-color .4s var(--ease), padding .3s var(--ease);
  border-bottom:1px solid transparent;
}
.site-header.is-solid{
  background:var(--paper);
  border-bottom-color:var(--line);
  padding-top:12px;
  padding-bottom:12px;
}
.site-header .brand{ display:flex; align-items:center; gap:10px; z-index:2; }
.site-header .brand img{ height:26px; width:auto; }
.brand-mark-dark{ display:block; }
.brand-mark-light{ display:none; }

/* logo swaps light<->ink depending on whether header sits over a dark hero */
.site-header:not(.is-solid) .brand-mark-light{ display:block; }
.site-header:not(.is-solid) .brand-mark-dark{ display:none; }
.site-header.is-solid .brand-mark-light{ display:none; }
.site-header.is-solid .brand-mark-dark{ display:block; }

.nav-desktop{ display:none; }
.nav-desktop ul{ display:flex; gap:34px; }
.nav-desktop a{
  font-size:12px; letter-spacing:.14em; text-transform:uppercase; font-weight:600;
  padding-bottom:3px; border-bottom:1px solid transparent;
  transition:border-color .25s var(--ease), opacity .25s var(--ease);
}
.nav-desktop a:hover{ border-color:currentColor; }
.nav-desktop .ext-icon{ width:9px; height:9px; margin-left:5px; vertical-align:1px; opacity:.7; }

.header-tone{ color:var(--cream); }
.header-tone.is-solid{ color:var(--ink); }

.menu-btn{
  z-index:2;
  display:flex; flex-direction:column; gap:5px; padding:8px;
  margin:-8px;
}
.menu-btn span{ width:22px; height:1px; background:currentColor; transition:transform .3s var(--ease), opacity .3s var(--ease); }
.menu-open .menu-btn span:nth-child(1){ transform:translateY(6px) rotate(45deg); }
.menu-open .menu-btn span:nth-child(2){ opacity:0; }
.menu-open .menu-btn span:nth-child(3){ transform:translateY(-6px) rotate(-45deg); }

.nav-overlay{
  position:fixed; inset:0; z-index:90;
  background:var(--dusk);
  display:flex; flex-direction:column; justify-content:center;
  padding:32px;
  transform:translateY(-100%);
  transition:transform .5s var(--ease);
}
.menu-open .nav-overlay{ transform:translateY(0); }
.nav-overlay ul{ display:flex; flex-direction:column; gap:6px; }
.nav-overlay a{
  font-family:var(--serif);
  font-size:clamp(30px,10vw,52px);
  color:var(--cream);
  display:inline-flex;
  align-items:center;
  gap:14px;
  padding:10px 0;
}
.nav-overlay .ext-icon{ width:16px; height:16px; opacity:.7; }
.nav-overlay .overlay-foot{
  margin-top:40px;
  color:var(--cream-soft);
  font-size:13px;
  line-height:1.9;
}
.nav-overlay .overlay-foot a{ font-size:13px; color:var(--cream-soft); text-decoration:underline; text-underline-offset:3px; }

@media (min-width:900px){
  .nav-desktop{ display:block; }
  .menu-btn{ display:none; }
  .nav-overlay{ display:none; }
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero{
  position:relative;
  min-height:100svh;
  display:flex;
  flex-direction:column;
  justify-content:flex-end;
  color:var(--cream);
  background:#14171a url("../img/hero-texture.jpg") center/cover no-repeat;
  padding:120px var(--pad) 64px;
  isolation:isolate;
}
.hero::after{
  content:"";
  position:absolute; inset:0;
  background:linear-gradient(180deg, rgba(10,12,13,.35) 0%, rgba(10,12,13,.15) 40%, rgba(10,12,13,.75) 100%);
  z-index:-1;
}
.hero .crown{
  width:64px; height:auto; margin-bottom:26px;
  opacity:.92;
}
.hero h1{ color:var(--cream); max-width:14ch; }
.hero .lede{ color:var(--cream-soft); margin-top:18px; }
.hero .hero-actions{ display:flex; flex-wrap:wrap; gap:28px; margin-top:34px; }
.hero .scroll-cue{
  position:absolute; bottom:22px; left:50%; transform:translateX(-50%);
  width:1px; height:46px; background:linear-gradient(var(--cream), transparent);
  opacity:.5;
}

@media (min-width:700px){
  .hero{ padding:140px 48px 96px; }
  .hero h1{ max-width:18ch; }
}

/* ==========================================================================
   Sections
   ========================================================================== */
section{ position:relative; }
.section{ padding:76px 0; }
.section-tight{ padding:52px 0; }
.section-dark{
  background:var(--dusk);
  color:var(--cream);
}
.section-dark .eyebrow{ color:var(--brass); }
.section-dark .body-copy{ color:var(--cream-soft); }
.section-panel{ background:var(--paper-2); }

.section-head{ max-width:640px; margin-bottom:44px; }
.section-head .eyebrow{ display:block; margin-bottom:14px; }
.section-head h2{ margin-bottom:16px; }

/* statement block: big centered serif line, patek-esque */
.statement{
  max-width:820px;
  margin:0 auto;
  text-align:center;
}
.statement h2{ font-size:clamp(24px,5vw,38px); line-height:1.3; }
.statement .eyebrow{ display:block; margin-bottom:18px; }

/* split layout: image/graphic + text, stacks on mobile */
.split{
  display:grid;
  gap:36px;
  align-items:center;
}
.split .split-media{
  aspect-ratio:4/5;
  background:var(--dusk) center/cover no-repeat;
  position:relative;
  overflow:hidden;
}
.split .split-media img{ width:100%; height:100%; object-fit:cover; }
.split .split-media.contain{
  display:flex; align-items:center; justify-content:center;
  background:var(--dusk);
}
.split .split-media.contain img{ width:46%; height:auto; object-fit:contain; opacity:.95; }
.split-reverse{ direction:rtl; }
.split-reverse > *{ direction:ltr; }

@media (min-width:900px){
  .split{ grid-template-columns:1fr 1fr; gap:64px; }
}

/* three-up value grid */
.grid-3{ display:grid; gap:32px; }
@media (min-width:700px){ .grid-3{ grid-template-columns:repeat(3,1fr); gap:40px; } }
.value{ padding-top:20px; border-top:1px solid var(--line); }
.value .num{ font-family:var(--serif); font-size:13px; color:var(--brass-ink); letter-spacing:.08em; }
.value h3{ margin:14px 0 10px; }
.value p{ color:var(--ink-soft); font-size:15px; }

/* CTA banner */
.cta-band{
  background:var(--dusk);
  color:var(--cream);
  padding:64px var(--pad);
  text-align:center;
}
.cta-band h2{ color:var(--cream); max-width:20ch; margin:0 auto 22px; }

/* ==========================================================================
   Fact box (reused on ueber-uns / garantie)
   ========================================================================== */
.factbox{
  background:var(--paper-2);
  border:1px solid var(--line);
  padding:22px 24px;
  display:grid;
  gap:18px 28px;
  grid-template-columns:1fr;
}
@media (min-width:640px){ .factbox{ grid-template-columns:repeat(2,1fr); } }
.factbox dt{ font-size:10.5px; letter-spacing:.12em; text-transform:uppercase; color:var(--ink-soft); margin-bottom:4px; }
.factbox dd{ margin:0; font-size:15px; }

/* ==========================================================================
   Timeline (ueber-uns)
   ========================================================================== */
.timeline{ position:relative; margin-left:4px; padding-left:26px; border-left:1px solid var(--line); }
.t-entry{ position:relative; padding-bottom:36px; }
.t-entry:last-child{ padding-bottom:0; }
.t-entry::before{
  content:""; position:absolute; left:-31px; top:5px; width:9px; height:9px; border-radius:50%;
  background:var(--paper); border:2px solid var(--brass);
}
.t-entry .t-year{ font-size:13px; letter-spacing:.05em; font-weight:700; color:var(--brass-ink); margin-bottom:5px; }
.t-entry h3{ margin-bottom:8px; }
.t-entry p{ color:var(--ink-soft); font-size:15px; max-width:56ch; }

/* ==========================================================================
   Legal pages (garantie / impressum / datenschutz)
   ========================================================================== */
.legal{ padding:130px var(--pad) 90px; max-width:800px; margin:0 auto; }
.legal h1{ font-size:clamp(28px,6vw,42px); margin-bottom:10px; }
.legal .lede{ margin-bottom:44px; }
.legal h2{ font-size:22px; margin:44px 0 14px; }
.legal h2:first-of-type{ margin-top:0; }
.legal h3{ font-size:17px; margin:26px 0 8px; }
.legal p{ color:var(--ink-soft); font-size:15.5px; margin-bottom:14px; max-width:64ch; }
.legal ul{ margin:0 0 16px; padding-left:20px; list-style:disc; color:var(--ink-soft); font-size:15.5px; }
.legal li{ margin-bottom:8px; max-width:60ch; }
.legal a{ color:var(--brass-ink); text-decoration:underline; text-underline-offset:3px; }
.legal strong{ color:var(--ink); }
.legal-toc{
  display:flex; flex-wrap:wrap; gap:10px 18px;
  margin:0 0 40px; padding:16px 20px;
  background:var(--paper-2); border:1px solid var(--line);
  font-size:13px;
}
.legal-toc a{ text-decoration:none; color:var(--ink-soft); }
.legal-toc a:hover{ color:var(--brass-ink); }
.callout{
  border-left:3px solid var(--brass);
  background:var(--paper-2);
  padding:16px 20px;
  margin:0 0 24px;
  font-size:15px;
}
.callout p{ margin:0; color:var(--ink); }
hr.rule{ border:none; border-top:1px solid var(--line); margin:40px 0; }

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer{
  background:var(--dusk);
  color:var(--cream-soft);
  padding:64px var(--pad) 28px;
}
.footer-top{
  display:grid;
  gap:40px;
  padding-bottom:44px;
  border-bottom:1px solid #2a2e2f;
}
.footer-brand img{ height:30px; margin-bottom:16px; }
.footer-brand p{ font-size:14px; max-width:34ch; color:var(--cream-soft); }
.footer-col h4{
  font-size:11px; letter-spacing:.14em; text-transform:uppercase; color:var(--brass);
  margin-bottom:16px; font-weight:600;
}
.footer-col ul{ display:flex; flex-direction:column; gap:10px; }
.footer-col a{ font-size:14px; color:var(--cream-soft); }
.footer-col a:hover{ color:var(--cream); }
.footer-col address{ font-style:normal; font-size:14px; line-height:1.8; }
.footer-bottom{
  display:flex; flex-wrap:wrap; gap:12px 24px; justify-content:space-between; align-items:center;
  padding-top:24px; font-size:12.5px; color:#7d8079;
}
.footer-bottom ul{ display:flex; gap:20px; flex-wrap:wrap; }
.footer-bottom a{ color:#9a9d94; }
.footer-bottom a:hover{ color:var(--cream); }

@media (min-width:700px){
  .footer-top{ grid-template-columns:1.4fr 1fr 1fr 1fr; }
}

/* ==========================================================================
   Utility
   ========================================================================== */
.visually-hidden{
  position:absolute; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden;
  clip:rect(0,0,0,0); white-space:nowrap; border:0;
}
.reveal{ opacity:0; transform:translateY(18px); transition:opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.is-visible{ opacity:1; transform:none; }
@media (prefers-reduced-motion: reduce){ .reveal{ opacity:1; transform:none; } }