/* Quoto — Nebenko-based site stylesheet */
:root {
  --surface: #faf8f4;
  --surface-raised: #fffdfa;
  --surface-sunken: #f2efe8;
  --ink: #2b2723;
  --ink-secondary: rgba(43,39,35,0.65);
  --ink-tertiary: rgba(43,39,35,0.42);
  --hairline: rgba(43,39,35,0.10);
  --hairline-strong: rgba(43,39,35,0.16);
  --accent: #b08d4f;
  --accent-ink: #8a6c38;
  --accent-surface: #f3ead8;
  --warn: #b5563c;
  --warn-surface: #f3e2db;
  --success: #7c8f6a;
  --success-surface: #e8ebe1;
  --font-serif: 'Lora', Georgia, 'Times New Roman', serif;
  --font-sans: -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Helvetica, Arial, sans-serif;
  --font-mono: 'SF Mono', 'Menlo', 'Consolas', monospace;
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-pill: 999px;
  --shadow-paper: 0 2px 8px rgba(43,39,35,0.08), 0 12px 32px rgba(43,39,35,0.10);
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin:0; font-family: var(--font-sans); background: var(--surface); color: var(--ink); font-size:15px; line-height:1.6; -webkit-font-smoothing: antialiased; }
h1,h2,h3 { font-family: var(--font-serif); color: var(--ink); margin:0; font-weight:500; }
p { margin:0; }
a { color: var(--accent-ink); text-decoration: none; }
a:hover { color: var(--ink); }
img { max-width:100%; display:block; }
.eyebrow { font-family: var(--font-sans); font-size:11px; font-weight:600; letter-spacing:0.09em; text-transform:uppercase; color: var(--ink-tertiary); }
.eyebrow-accent { display:flex; align-items:center; gap:6px; color: var(--accent-ink); font-size:13px; font-weight:600; letter-spacing:0.03em; text-transform:none; margin-bottom:18px; }
.eyebrow-accent::before { content:''; width:5px; height:5px; border-radius:50%; background:var(--accent); flex-shrink:0; }

.wrap { max-width:1080px; margin:0 auto; padding-left:24px; padding-right:24px; }
.wrap-narrow { max-width:760px; }
.wrap-article { max-width:720px; }

/* NAV */
.site-nav { position:sticky; top:0; z-index:100; background:var(--surface); border-bottom:1px solid var(--hairline); }
.nav-inner { max-width:1080px; margin:0 auto; display:flex; align-items:center; justify-content:space-between; flex-wrap:wrap; row-gap:10px; padding:18px 24px; }
.logo { display:flex; align-items:center; gap:8px; font-family:var(--font-serif); font-size:20px; font-weight:500; color:var(--ink); text-decoration:none; }
.logo-dot { width:6px; height:6px; border-radius:50%; background:var(--accent); display:inline-block; }
.nav-links { display:flex; align-items:center; gap:20px; flex-wrap:wrap; }
.nav-link { font-size:15px; color:var(--ink-secondary); border-bottom:2px solid transparent; padding-bottom:16px; }
.nav-link.active { color:var(--ink); border-bottom-color:var(--accent); }

/* BUTTONS */
.btn { display:inline-flex; align-items:center; justify-content:center; gap:8px; font-family:var(--font-sans); font-weight:500; border-radius:var(--radius-sm); border:1px solid transparent; cursor:pointer; transition:opacity .12s; white-space:nowrap; }
.btn:hover { opacity:.85; }
.btn-primary { background:var(--ink); color:var(--surface); }
.btn-secondary { background:transparent; color:var(--ink); border-color:var(--hairline-strong); }
.btn-ghost { background:transparent; color:var(--accent-ink); padding:0!important; }
.btn-sm { padding:8px 14px; font-size:13px; }
.btn-md { padding:11px 18px; font-size:14px; }
.btn-lg { padding:14px 24px; font-size:16px; }
.btn-pill { border-radius:var(--radius-pill); }

/* BADGES */
.badge { display:inline-flex; align-items:center; gap:6px; font-family:var(--font-sans); font-size:12px; font-weight:500; padding:4px 10px; border-radius:var(--radius-pill); }
.badge-neutral { background:var(--surface-sunken); color:var(--ink-secondary); }
.badge-warn { background:var(--warn-surface); color:var(--warn); }
.badge-success { background:var(--success-surface); color:var(--success); }
.badge-accent { background:var(--accent-surface); color:var(--accent-ink); }
.badge-dot { width:6px; height:6px; border-radius:50%; background:currentColor; flex-shrink:0; }

/* LISTROW */
.listrow { display:flex; align-items:center; justify-content:space-between; gap:16px; padding:16px 0; border-bottom:1px solid var(--hairline); text-decoration:none; }
.listrow-title { font-family:var(--font-serif); font-size:17px; font-weight:500; color:var(--ink); display:block; }
.listrow-meta { font-size:13px; color:var(--ink-secondary); margin-top:4px; display:block; }
.listrow-trailing { font-size:13px; color:var(--ink-tertiary); flex-shrink:0; }

/* PAPERCARD */
.papercard { background:var(--surface-raised); border-radius:var(--radius-md); box-shadow:var(--shadow-paper); overflow:hidden; }

/* HERO */
.hero { padding:72px 24px 64px; display:flex; flex-wrap:wrap; gap:56px; align-items:center; }
.hero h1 { font-size:clamp(32px,4vw,50px); line-height:1.15; margin:0 0 20px; }
.hero-sub { font-size:17px; line-height:1.65; color:var(--ink-secondary); max-width:460px; margin:0 0 32px; }
.hero-stats { display:flex; gap:40px; padding-top:24px; border-top:1px solid var(--hairline); }
.stat-num { font-family:var(--font-serif); font-size:28px; color:var(--ink); }

/* SECTION */
.section { padding:64px 24px; }
.section-title { font-size:clamp(24px,3vw,34px); line-height:1.2; margin:0 0 12px; }
.section-sub { font-size:15px; color:var(--ink-secondary); line-height:1.7; max-width:600px; margin:0 0 32px; }
.section-bg { background:var(--surface-sunken); border-top:1px solid var(--hairline); border-bottom:1px solid var(--hairline); }

.grid-auto { display:grid; grid-template-columns:repeat(auto-fit, minmax(240px,1fr)); gap:32px; }
.grid-cols { display:grid; border-top:1px solid var(--hairline-strong); }
.grid-col { padding:24px; }
.grid-col + .grid-col { border-left:1px solid var(--hairline); }

/* TABLES */
table.data { width:100%; border-collapse:collapse; font-size:14px; }
table.data th { text-align:left; padding:10px 16px 10px 0; border-bottom:2px solid var(--hairline-strong); font-weight:500; color:var(--ink); }
table.data td { padding:10px 16px 10px 0; border-bottom:1px solid var(--hairline); color:var(--ink-secondary); vertical-align:top; }
table.data tr:last-child td { border-bottom:none; }
table.data td strong, table.data td.strong { color:var(--ink); }

/* CALLOUT BOXES */
.box-warn { background:var(--warn-surface); border-left:3px solid var(--warn); border-radius:0 var(--radius-sm) var(--radius-sm) 0; padding:14px 18px; font-size:14px; color:var(--ink-secondary); line-height:1.6; }
.box-warn strong { color:var(--warn); }
.box-info { background:var(--accent-surface); border-left:3px solid var(--accent); border-radius:0 var(--radius-sm) var(--radius-sm) 0; padding:14px 18px; font-size:14px; color:var(--ink-secondary); line-height:1.6; }
.box-info strong { color:var(--accent-ink); }
.box-quick { border:1px solid var(--hairline); border-radius:var(--radius-md); padding:24px; background:var(--surface-raised); }
.box-quick-row { display:flex; gap:10px; padding:8px 0; border-bottom:1px solid var(--hairline); font-size:14px; color:var(--ink-secondary); line-height:1.55; }
.box-quick-row:last-child { border-bottom:none; }
.box-quick-row .marker { color:var(--accent-ink); flex-shrink:0; }
.box-quick-row strong { color:var(--ink); }

/* QUOTE / VORLAGE BOX */
.quotebox { border:1px solid var(--hairline); border-radius:var(--radius-sm); padding:16px 20px; margin-bottom:10px; }
.quotebox .label { margin-bottom:8px; }
.quotebox .text { font-size:14px; color:var(--ink-secondary); font-style:italic; line-height:1.6; white-space:pre-wrap; }

/* FEHLER LIST */
.fehler-row { display:flex; gap:10px; padding:10px 0; border-bottom:1px solid var(--hairline); font-size:14px; color:var(--ink-secondary); line-height:1.6; }
.fehler-row:last-child { border-bottom:none; }
.fehler-row .mark { color:var(--warn); flex-shrink:0; }
.fehler-row strong { color:var(--ink); }

/* FAQ (static) */
.faq-item { border-bottom:1px solid var(--hairline); padding:16px 0; }
.faq-item:last-child { border-bottom:none; }
.faq-q { font-size:15px; font-weight:500; margin-bottom:8px; color:var(--ink); }
.faq-a { font-size:14px; color:var(--ink-secondary); line-height:1.6; }

/* ARTICLE LAYOUT */
.article-hero { padding:56px 24px 0; max-width:760px; margin:0 auto; }
.breadcrumb { font-size:13px; color:var(--ink-tertiary); margin-bottom:20px; }
.article-meta { display:flex; align-items:center; gap:14px; flex-wrap:wrap; font-size:13px; color:var(--ink-tertiary); padding:18px 0; border-top:1px solid var(--hairline); border-bottom:1px solid var(--hairline); margin-bottom:24px; }
.meta-avatar { width:26px; height:26px; border-radius:50%; background:var(--ink); color:var(--surface); display:inline-flex; align-items:center; justify-content:center; font-size:11px; font-family:var(--font-serif); }
.article-layout { max-width:1080px; margin:0 auto; padding:0 24px 80px; display:grid; grid-template-columns:minmax(0,1fr) 260px; gap:56px; align-items:start; }
.toc { position:sticky; top:88px; }
.toc a { display:block; font-size:13px; color:var(--ink-secondary); padding:6px 0; }
.article-body h2 { font-size:24px; line-height:1.25; margin:44px 0 14px; }
.article-body h3 { font-size:16px; font-weight:600; margin:24px 0 10px; }
.article-body p { font-size:15px; color:var(--ink-secondary); line-height:1.7; margin:0 0 16px; }
.article-body p strong, .article-body li strong { color:var(--ink); }
.article-body ul, .article-body ol { margin:0 0 20px 20px; padding:0; font-size:15px; color:var(--ink-secondary); line-height:1.9; }

/* INVOICE MOCK (shared: hero doc + muster-rechnung) */
.doc-mock { width:100%; max-width:340px; }
.doc-mock-head { background:var(--ink); padding:16px 20px; display:flex; align-items:center; justify-content:space-between; }
.doc-mock-head span.title { font-family:var(--font-serif); font-size:15px; color:var(--surface); }
.doc-mock-body { padding:20px; }
.doc-mock-row { display:flex; justify-content:space-between; padding:8px 0; border-bottom:1px solid var(--hairline); font-size:13px; }
.doc-mock-row:last-child { border-bottom:none; }
.doc-mock-total { background:var(--accent-surface); border-radius:var(--radius-sm); padding:14px 16px; margin:12px 0 0; display:flex; justify-content:space-between; align-items:center; }
.doc-mock-total .amount { font-family:var(--font-serif); font-size:20px; color:var(--ink); }
.doc-mock-foot { background:var(--surface-sunken); padding:12px 20px; font-size:12px; color:var(--ink-secondary); }
.doc-mock-xml { background:var(--ink); padding:12px 20px; display:flex; align-items:center; gap:10px; }

.mr-table { width:100%; border-collapse:collapse; margin-bottom:16px; }
.mr-table th { text-align:left; font-size:11px; text-transform:uppercase; letter-spacing:0.05em; color:var(--ink-tertiary); font-weight:600; padding:0 8px 6px 0; border-bottom:2px solid var(--hairline-strong); }
.mr-table th:last-child, .mr-table td:last-child { text-align:right; }
.mr-table td { padding:8px 8px 8px 0; font-size:13px; color:var(--ink-secondary); border-bottom:1px solid var(--hairline); }
.mr-table td:last-child { font-family:var(--font-mono); color:var(--ink); }
.mr-total-row { display:flex; justify-content:space-between; padding-top:10px; border-top:2px solid var(--hairline-strong); font-weight:600; font-size:16px; color:var(--ink); margin-bottom:16px; }
.mr-total-row .amount { font-family:var(--font-mono); }
.mr-hinweis { background:var(--accent-surface); border-radius:var(--radius-sm); padding:12px 16px; font-size:13px; color:var(--ink-secondary); font-style:italic; margin-bottom:16px; }
.mr-bank { font-size:12px; color:var(--ink-tertiary); padding-top:12px; border-top:1px solid var(--hairline); line-height:1.7; }

/* TIMELINE (Mahnstufen) */
.timeline-item { display:flex; gap:16px; padding:16px 0; border-bottom:1px solid var(--hairline); }
.timeline-item:last-child { border-bottom:none; }
.timeline-dot { width:32px; height:32px; border-radius:50%; flex-shrink:0; display:flex; align-items:center; justify-content:center; font-size:13px; font-weight:600; font-family:var(--font-serif); color:var(--surface); background:var(--ink); }

/* Umsatz checker */
.input-label { font-size:11px; font-weight:600; letter-spacing:0.09em; text-transform:uppercase; color:var(--ink-tertiary); display:block; margin-bottom:6px; }
.input-wrap { position:relative; display:flex; align-items:center; max-width:280px; }
.input-field { width:100%; font-family:var(--font-sans); font-size:15px; color:var(--ink); background:var(--surface-sunken); border:1px solid var(--hairline); border-radius:var(--radius-sm); padding:10px 32px 10px 12px; outline:none; }
.input-field:focus { border-color:var(--accent); }
.input-suffix { position:absolute; right:12px; font-size:13px; color:var(--ink-tertiary); }

footer.site-footer { border-top:1px solid var(--hairline); }
.footer-links { display:flex; gap:24px; flex-wrap:wrap; margin-bottom:16px; font-size:14px; }

.grid-4 { display:grid; grid-template-columns:repeat(4,1fr); border-top:1px solid var(--hairline-strong); }
.grid-2 { display:grid; grid-template-columns:1fr 1fr; gap:20px; }
.checklist-grid { display:grid; grid-template-columns:1fr 320px; gap:40px; align-items:start; }
.checklist-aside { position:sticky; top:88px; border:1px solid var(--hairline); border-radius:var(--radius-md); padding:24px; background:var(--surface-raised); }
.checklist-row { display:flex; gap:14px; padding:12px 0; border-bottom:1px solid var(--hairline); }
.checklist-row:last-child { border-bottom:none; }
.checklist-num { width:26px; height:26px; border-radius:50%; background:var(--ink); color:var(--surface); font-family:var(--font-serif); font-size:12px; flex-shrink:0; display:flex; align-items:center; justify-content:center; }
.ca-row { display:flex; justify-content:space-between; padding:8px 0; border-bottom:1px solid var(--hairline); font-size:13px; }
.ca-row:last-child { border-bottom:none; }
.format-card { border-top:2px solid var(--hairline-strong); padding-top:16px; }
.format-card.featured { border-top-color:var(--accent); }
.profile-card { padding:20px 24px; }

@media (max-width: 800px) {
  .article-layout { grid-template-columns:1fr; }
  .toc { display:none; }
  .grid-4 { grid-template-columns:repeat(2,1fr); }
  .grid-2 { grid-template-columns:1fr; }
  .checklist-grid { grid-template-columns:1fr; }
  .checklist-aside { position:static; }
}