/* ==========================================================================
   neckarfreunde · Stylesheet 2027
   Farben und Typografie nach dem Deck „neckarfreunde 2027“.
   Schriften bitte selbst hosten (DSGVO) – siehe README, Abschnitt Schriften.
   ========================================================================== */

:root {
  --navy: #132639;
  --navy-2: #1b3248;
  --ink: #18222c;
  --text: #3a4652;
  --muted: #66727e;
  --cream: #f3eee7;
  --sand: #e8e1d6;
  --paper: #faf8f4;
  --line: #ddd5c8;
  --copper: #a8501f;
  --copper-light: #e08a5a;
  --white: #ffffff;

  --font-serif: "Libre Baskerville", Georgia, "Times New Roman", serif;
  --font-sans: "Public Sans", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;

  --wrap: 1200px;
  --gutter: clamp(16px, 4vw, 48px);
  --radius: 10px;
  --section: clamp(64px, 9vw, 120px);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--cream);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 1.0625rem;
  line-height: 1.6;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--copper); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--navy); }
:focus-visible { outline: 3px solid var(--copper-light); outline-offset: 3px; }

h1, h2, h3 { font-family: var(--font-serif); font-weight: 400; color: var(--ink); line-height: 1.15; margin: 0 0 .5em; }
h1 { font-size: clamp(2.3rem, 5.4vw, 4.4rem); letter-spacing: -.01em; }
h2 { font-size: clamp(1.8rem, 3.6vw, 2.8rem); }
h3 { font-size: 1.3rem; }
p { margin: 0 0 1em; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gutter); }
.section { padding: var(--section) 0; }
.section--paper { background: var(--paper); }
.section--sand { background: var(--sand); }
.section--navy { background: var(--navy); color: #c9d2db; }
.section--navy h1, .section--navy h2, .section--navy h3 { color: var(--cream); }
.section--copper { background: var(--copper); color: #fbe9dd; }
.section--copper h2 { color: var(--white); }

.eyebrow {
  font-size: .8rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase;
  color: var(--copper); margin-bottom: 1.1rem;
}
.section--navy .eyebrow, .hero .eyebrow { color: var(--copper-light); }
.section--copper .eyebrow { color: #fbd6bf; }
.rule { width: 72px; height: 3px; background: var(--copper-light); border: 0; margin: 0 0 1.4rem; }
.lead { font-size: clamp(1.1rem, 1.6vw, 1.3rem); max-width: 46rem; }
.intro { max-width: 48rem; margin-bottom: 2.6rem; }
.small { font-size: .9rem; color: var(--muted); }
.signature { font-family: var(--font-serif); font-style: italic; color: var(--ink); margin-top: 1.4rem; }
.section--navy .signature { color: var(--cream); }

/* Buttons ---------------------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; gap: .4em;
  padding: .85rem 1.4rem; border-radius: 999px; font-weight: 600;
  text-decoration: none; border: 1.5px solid transparent; line-height: 1.2;
}
.btn--primary { background: var(--copper); color: var(--white); }
.btn--primary:hover { background: #8e4219; color: var(--white); }
.btn--ghost { border-color: currentColor; color: var(--ink); }
.section--navy .btn--ghost, .hero .btn--ghost { color: var(--cream); }
.btn--ghost:hover { background: rgba(255,255,255,.08); }
.btn--light { background: var(--white); color: var(--copper); }
.actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 2rem; }
.link-arrow { font-weight: 600; text-decoration: none; }
.link-arrow::after { content: " →"; }

/* Header ----------------------------------------------------------------- */
.skip { position: absolute; left: -999px; top: 0; background: var(--white); padding: .6rem 1rem; z-index: 100; }
.skip:focus { left: 1rem; }
.site-header { background: var(--cream); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 50; }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; min-height: 84px; }
.brand img { width: clamp(220px, 24vw, 300px); }
.site-nav { display: flex; align-items: center; gap: 1.4rem; }
.btn { white-space: nowrap; }
.site-nav a { color: var(--ink); text-decoration: none; font-weight: 500; }
.site-nav a[aria-current="page"] { color: var(--copper); }
.site-nav .btn { color: var(--white); }
.nav-toggle {
  display: none; background: none; border: 1.5px solid var(--ink); border-radius: 999px;
  padding: .5rem 1rem; font: inherit; font-weight: 600; color: var(--ink); cursor: pointer;
}
@media (max-width: 1180px) {
  .nav-toggle { display: inline-block; }
  .site-nav {
    display: none; position: absolute; left: 0; right: 0; top: 100%;
    flex-direction: column; align-items: flex-start; gap: 1rem;
    background: var(--cream); border-bottom: 1px solid var(--line); padding: 1.4rem var(--gutter) 2rem;
  }
  .site-nav.is-open { display: flex; }
}

/* Hero ------------------------------------------------------------------- */
.hero { background: var(--navy); color: #c9d2db; padding: clamp(72px, 10vw, 140px) 0 clamp(56px, 7vw, 96px); }
.hero h1 { color: var(--cream); }
.hero h1 span { display: block; color: var(--copper-light); }
.hero-grid { display: grid; grid-template-columns: 1.5fr 1fr; gap: clamp(32px, 5vw, 72px); align-items: end; }
.hero-quote {
  background: var(--navy-2); border-left: 3px solid var(--copper-light); border-radius: var(--radius);
  padding: 1.6rem; color: var(--cream); font-family: var(--font-serif); font-size: 1.1rem; line-height: 1.5;
}
.hero-quote footer { font-family: var(--font-sans); font-size: .85rem; color: #9aa7b4; margin-top: 1rem; }
.trustbar {
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 1px; margin-top: clamp(40px, 6vw, 72px);
  background: rgba(255,255,255,.12); border-radius: var(--radius); overflow: hidden;
}
.trustbar div { background: var(--navy); padding: 1rem 1.1rem; font-size: .9rem; }
.trustbar strong { display: block; color: var(--cream); font-size: 1.05rem; }
.trustbar a { color: inherit; text-decoration: none; }
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
  .trustbar { grid-template-columns: repeat(2, 1fr) !important; }
  .trustbar div:last-child:nth-child(odd) { grid-column: 1 / -1; }
}
@media (max-width: 560px) { .btn { white-space: normal; } }

/* Page hero (Unterseiten) ------------------------------------------------ */
.page-hero { background: var(--navy); color: #c9d2db; padding: clamp(64px, 9vw, 120px) 0; }
.page-hero h1 { color: var(--cream); font-size: clamp(2.1rem, 4.6vw, 3.6rem); max-width: 20ch; }

/* Grids & Cards ---------------------------------------------------------- */
.grid { display: grid; gap: 1.2rem; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-5 { grid-template-columns: repeat(5, 1fr); }
@media (max-width: 1000px) { .grid-4, .grid-5 { grid-template-columns: repeat(2, 1fr); } .grid-3 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .grid-2, .grid-3, .grid-4, .grid-5 { grid-template-columns: 1fr; } }

.card { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.6rem; }
.card h3 { margin-bottom: .6rem; }
.card p:last-child { margin-bottom: 0; }
.card--navy { background: var(--navy); border-color: var(--navy); color: #c9d2db; }
.card--navy h3 { color: var(--cream); }
.num { font-family: var(--font-serif); color: var(--copper); font-size: 1.6rem; line-height: 1; margin-bottom: .9rem; display: block; }
.meta { font-size: .85rem; color: var(--muted); border-top: 1px solid var(--line); padding-top: .8rem; margin-top: 1rem; }
.tags { display: flex; flex-wrap: wrap; gap: .4rem; margin: .4rem 0 1rem; }
.tag { font-size: .78rem; background: var(--sand); color: var(--ink); padding: .25rem .65rem; border-radius: 999px; }

/* Situationen ------------------------------------------------------------ */
.situations { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; }
.situations h3 { font-family: var(--font-sans); font-size: .8rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--copper); margin-bottom: 1rem; }
.situations ul { list-style: none; margin: 0; padding: 0; }
.situations li {
  font-family: var(--font-serif); font-size: 1.12rem; line-height: 1.4; color: var(--ink);
  padding: .9rem 0; border-top: 1px solid var(--line);
}
@media (max-width: 900px) { .situations { grid-template-columns: 1fr; } }

/* Split (Text + Bild) ---------------------------------------------------- */
.split { display: grid; grid-template-columns: 1.2fr 1fr; gap: clamp(32px, 5vw, 72px); align-items: start; }
.split--reverse { grid-template-columns: 1fr 1.2fr; }
.portrait { border-radius: var(--radius); overflow: hidden; background: var(--sand); }
.portrait img { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; }
.portrait figcaption { padding: .8rem 1rem; font-size: .85rem; color: var(--muted); background: var(--paper); }
.video-slot { margin-top: 1rem; }
@media (max-width: 900px) { .split, .split--reverse { grid-template-columns: 1fr; } }

.principles { list-style: none; margin: 1.8rem 0 0; padding: 0; }
.principles li { display: grid; grid-template-columns: 9.5rem 1fr; gap: 1rem; padding: .85rem 0; border-top: 1px solid var(--line); }
.principles strong { color: var(--ink); }
@media (max-width: 560px) { .principles li { grid-template-columns: 1fr; gap: .2rem; } }

blockquote.quote { margin: 2rem 0 0; padding: 0 0 0 1.2rem; border-left: 3px solid var(--copper); font-family: var(--font-serif); font-size: 1.1rem; color: var(--ink); }
blockquote.quote footer { font-family: var(--font-sans); font-size: .85rem; color: var(--muted); margin-top: .6rem; }

/* Schritte --------------------------------------------------------------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.2rem; counter-reset: step; list-style: none; padding: 0; margin: 0; }
.steps li { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.4rem; }
.steps li::before { counter-increment: step; content: counter(step, decimal-leading-zero); display: block; font-family: var(--font-serif); color: var(--copper); font-size: 1.4rem; margin-bottom: .7rem; }
.steps strong { display: block; color: var(--ink); margin-bottom: .3rem; }
.steps li.is-key { background: var(--navy); border-color: var(--navy); color: #c9d2db; }
.steps li.is-key strong { color: var(--cream); }
.steps li.is-key::before { color: var(--copper-light); }
@media (max-width: 1000px) { .steps { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .steps { grid-template-columns: 1fr; } }

/* Kennzahlen ------------------------------------------------------------- */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.2rem; }
.stats div { border-top: 2px solid var(--copper); padding-top: 1rem; }
.stats strong { display: block; font-family: var(--font-serif); font-weight: 400; font-size: 2.2rem; color: var(--ink); line-height: 1.1; }
@media (max-width: 800px) { .stats { grid-template-columns: repeat(2, 1fr); } }

/* Awards & Logos --------------------------------------------------------- */
.awards { display: flex; flex-wrap: wrap; gap: 1.6rem; align-items: center; margin: 2rem 0 1rem; }
.awards img { height: 96px; width: auto; }
.logos img { width: 100%; margin-bottom: 1.2rem; mix-blend-mode: normal; }

/* Cases (Arbeiten) ------------------------------------------------------- */
.case { display: grid; grid-template-columns: 1.4fr 1fr; gap: clamp(24px, 4vw, 56px); padding: clamp(40px, 6vw, 72px) 0; border-top: 1px solid var(--line); }
.case:first-of-type { border-top: 0; }
.case h3 { font-family: var(--font-sans); font-size: .8rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--copper); margin: 1.4rem 0 .4rem; }
.case-aside { background: var(--navy); color: #c9d2db; border-radius: var(--radius); padding: 1.8rem; align-self: start; }
.case-aside strong { display: block; font-family: var(--font-serif); font-weight: 400; color: var(--cream); font-size: 1.6rem; line-height: 1.2; margin: .4rem 0 .8rem; }
@media (max-width: 900px) { .case { grid-template-columns: 1fr; } }

/* FAQ -------------------------------------------------------------------- */
.faq details { border-top: 1px solid var(--line); padding: 1.1rem 0; }
.faq details:last-child { border-bottom: 1px solid var(--line); }
.faq summary { cursor: pointer; font-weight: 600; color: var(--ink); list-style: none; display: flex; justify-content: space-between; gap: 1rem; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--copper); font-size: 1.3rem; line-height: 1; }
.faq details[open] summary::after { content: "–"; }
.faq details p { margin: .8rem 0 0; max-width: 52rem; }

/* Listen ----------------------------------------------------------------- */
.checklist { list-style: none; padding: 0; margin: 0; }
.checklist li { padding: .55rem 0 .55rem 1.6rem; position: relative; border-top: 1px solid var(--line); }
.checklist li::before { content: "✓"; position: absolute; left: 0; color: var(--copper); font-weight: 700; }
.section--navy .checklist li { border-color: rgba(255,255,255,.14); }

/* Perspektiven ----------------------------------------------------------- */
.post { display: block; text-decoration: none; color: inherit; }
.post .small { margin-bottom: .6rem; }
.post h3 { transition: color .15s; }
.post:hover h3 { color: var(--copper); }

/* CTA -------------------------------------------------------------------- */
.cta { text-align: left; }
.cta h2 { max-width: 22ch; }

/* Footer ----------------------------------------------------------------- */
.site-footer { background: var(--navy); color: #9aa7b4; padding: 72px 0 32px; font-size: .95rem; }
.site-footer a { color: #c9d2db; text-decoration: none; }
.site-footer a:hover { color: var(--copper-light); }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 2.4rem; }
.footer-grid h2 { font-family: var(--font-sans); font-size: .8rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--cream); margin-bottom: 1rem; }
.footer-grid ul { list-style: none; margin: 0; padding: 0; }
.footer-grid li { margin-bottom: .45rem; }
.footer-brand img { width: 240px; margin-bottom: 1.2rem; }
.footer-claim { color: var(--cream); font-family: var(--font-serif); font-size: 1.1rem; }
.footer-badges { font-size: .82rem; margin-top: 1rem; }
.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; border-top: 1px solid rgba(255,255,255,.12); margin-top: 48px; padding-top: 24px; font-size: .85rem; }
.footer-bottom nav { display: flex; flex-wrap: wrap; gap: 1.2rem; }
@media (max-width: 800px) { .footer-grid { grid-template-columns: 1fr; } }

/* Formular-Snippet ------------------------------------------------------- */
.form-field { display: grid; gap: .35rem; margin-bottom: 1.1rem; }
.form-field label { font-weight: 600; color: var(--ink); }
.form-field select, .form-field input, .form-field textarea {
  font: inherit; padding: .7rem .8rem; border: 1px solid var(--line); border-radius: 8px; background: var(--white); color: var(--ink);
}

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { transition: none !important; } }

/* Originalgrafiken unverfälscht; helle Award-Schrift auf dunklem Grund. */
.awards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(1rem, 3vw, 2rem);
  background: #141625 !important;
  padding: clamp(1rem, 3vw, 2rem) !important;
  align-items: center;
  min-width: 0;
}
.awards img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  max-height: none;
  object-fit: contain;
  filter: none;
  mix-blend-mode: normal;
}
.awards img:only-child { grid-column: 1 / -1; }
.logos { background: #141625; }
.logos img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: contain;
  filter: none;
  opacity: 1;
  mix-blend-mode: normal;
}
@media (max-width: 540px) {
  .awards { grid-template-columns: minmax(0, 1fr); }
}

/* Perspektiven im Designsystem 2027 */
.perspective-hero { display:grid; grid-template-columns:minmax(0,3fr) minmax(0,1fr); gap:3rem; align-items:end; }
.perspective-note { border-top:1px solid var(--line); padding-top:1.2rem; }
.category-row { display:flex; flex-wrap:wrap; gap:.7rem 1.4rem; margin-top:2rem; color:var(--copper); }
.feature-story { display:grid; grid-template-columns:minmax(0,1fr) minmax(0,1fr); gap:3rem; align-items:center; padding-bottom:3rem; border-bottom:1px solid var(--line); }
.story-image img { display:block; width:100%; height:auto; }
.story-meta,.article-meta { font-size:.85rem; color:var(--muted); }
.story-copy h2 { font-size:clamp(1.8rem,3.4vw,3rem); }
.story-link { display:inline-block; color:var(--copper); margin-top:1rem; }
.perspective-grid { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:2.5rem; margin-top:3rem; }
.perspective-card { min-width:0; }
.card-image img { width:100%; aspect-ratio:16/10; object-fit:cover; display:block; margin-bottom:1.5rem; }
.card-copy h3 { font-size:clamp(1.4rem,2.3vw,2rem); }
.grid2 { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:3rem; }
.article-cover { margin:0; } .article-cover img { display:block; width:100%; max-height:650px; object-fit:contain; }
.article-layout { display:grid; grid-template-columns:minmax(0,1fr) minmax(0,3fr); gap:3rem; }
.article-body { max-width:800px; min-width:0; } .article-body p { line-height:1.85; }
.article-body h2 { font-size:clamp(1.6rem,3vw,2.4rem); margin-top:2.5rem; }
.article-body blockquote { margin:2rem 0; padding-left:1.5rem; border-left:3px solid var(--copper); }
.article-cta { border-top:1px solid var(--line); margin-top:3rem; padding-top:2rem; }
@media(max-width:800px) { .perspective-hero,.feature-story,.grid2,.article-layout { grid-template-columns:minmax(0,1fr); gap:2rem; } .perspective-grid { grid-template-columns:minmax(0,1fr); } }