/* tarifwelle.de — Design C "Slate Sidebar" (Portal mit Links-Navigation) */
:root {
  --bg: #f4f7fb; --ink: #17233a; --mut: #5d6b84;
  --navy: #1e3a5f; --navy2: #16304f; --org: #f97316; --org-d: #c2410c;
  --card: #ffffff; --line: #dde5f0;
  --sans: "Segoe UI", -apple-system, Roboto, Helvetica, Arial, sans-serif;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: var(--sans); background: var(--bg); color: var(--ink); line-height: 1.65; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }

.layout { display: grid; grid-template-columns: 250px 1fr; min-height: 100vh; }

/* ---------- Sidebar ---------- */
aside { background: var(--navy); color: #c9d6e8; display: flex; flex-direction: column; position: sticky; top: 0; height: 100vh; overflow-y: auto; z-index: 60; }
.side-logo { padding: 26px 24px 22px; font-size: 24px; font-weight: 900; color: #fff; border-bottom: 1px solid #2c4a70; letter-spacing: -0.5px; }
.side-logo i { font-style: normal; color: var(--org); }
.side-logo .tld { font-size: 13px; color: #7d92b0; font-weight: 600; }
.side-nav { flex: 1; padding: 16px 0; }
.side-nav .grp { padding: 14px 24px 6px; font-size: 10.5px; font-weight: 800; letter-spacing: 2px; text-transform: uppercase; color: #7d92b0; }
.side-nav a { display: flex; align-items: center; gap: 12px; padding: 11px 24px; font-size: 14px; font-weight: 600; border-left: 3px solid transparent; }
.side-nav a:hover, .side-nav a.on { background: var(--navy2); color: #fff; border-left-color: var(--org); }
.side-foot { padding: 18px 24px; border-top: 1px solid #2c4a70; font-size: 12px; color: #7d92b0; }
.side-foot a { display: block; margin-bottom: 6px; }
.side-foot a:hover { color: var(--org); }

/* ---------- Main ---------- */
main { min-width: 0; }
.topbar { background: var(--card); border-bottom: 1px solid var(--line); padding: 13px 32px; display: flex; justify-content: space-between; align-items: center; font-size: 13px; color: var(--mut); gap: 16px; }
.topbar .cta { background: var(--org); color: #fff; font-weight: 700; padding: 8px 18px; border-radius: 8px; font-size: 13px; white-space: nowrap; }
.topbar .cta:hover { background: var(--org-d); }
.content { padding: 30px 32px; max-width: 1000px; }

/* ---------- Hero (Startseite) ---------- */
.hero { background: linear-gradient(120deg, var(--navy), #2b5583); border-radius: 18px; padding: 42px 40px; color: #fff; margin-bottom: 26px; }
.hero .kick { color: #ffb37a; font-size: 12px; font-weight: 800; letter-spacing: 2px; text-transform: uppercase; display: block; margin-bottom: 14px; }
.hero h1 { font-size: 36px; line-height: 1.12; letter-spacing: -1px; max-width: 580px; }
.hero p { margin: 16px 0 24px; font-size: 15.5px; color: #d3dfee; max-width: 520px; }
.hero .btn { background: var(--org); color: #fff; font-weight: 800; padding: 13px 26px; border-radius: 10px; display: inline-block; }
.hero .btn:hover { background: var(--org-d); }
.hero .btn.alt { background: #ffffff22; margin-left: 10px; }

.tiles { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-bottom: 30px; }
.tile { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 18px; }
.tile:hover { border-color: var(--org); }
.tile .ic { font-size: 22px; margin-bottom: 10px; display: block; }
.tile b { display: block; font-size: 14px; margin-bottom: 4px; }
.tile span { font-size: 12px; color: var(--mut); }

.sec { margin-bottom: 32px; }
.sec-h { display: flex; align-items: center; gap: 14px; margin-bottom: 16px; }
.sec-h h2 { font-size: 20px; letter-spacing: -0.5px; white-space: nowrap; }
.sec-h::after { content: ""; flex: 1; height: 1px; background: var(--line); }
.sec-h a { font-size: 12.5px; font-weight: 700; color: var(--org); white-space: nowrap; }
.rows { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.row { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 16px 18px; display: flex; gap: 16px; align-items: flex-start; }
.row:hover { border-color: var(--org); }
.row .th { width: 96px; height: 64px; border-radius: 10px; flex-shrink: 0; overflow: hidden; background: var(--line); }
.row .th img { width: 100%; height: 100%; object-fit: cover; }
.row .tag { font-size: 10px; font-weight: 800; letter-spacing: 1.5px; text-transform: uppercase; color: var(--org); }
.row h4 { font-size: 14.5px; line-height: 1.3; margin: 5px 0 4px; }
.row p { font-size: 12px; color: var(--mut); }

/* ---------- Topic-Seiten ---------- */
.thead { background: var(--card); border-bottom: 1px solid var(--line); padding: 30px 32px; }
.thead .kick { font-size: 11px; font-weight: 800; letter-spacing: 2px; text-transform: uppercase; color: var(--org); display: block; margin-bottom: 8px; }
.thead h1 { font-size: 30px; letter-spacing: -1px; }
.thead p { font-size: 14px; color: var(--mut); margin-top: 8px; max-width: 640px; }
.tgrid { padding: 26px 32px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.tcard { background: var(--card); border: 1px solid var(--line); border-radius: 14px; overflow: hidden; display: flex; flex-direction: column; }
.tcard:hover { border-color: var(--org); transform: translateY(-2px); box-shadow: 0 10px 24px #1e3a5f12; }
.tcard .im { height: 130px; overflow: hidden; background: var(--line); }
.tcard .im img { width: 100%; height: 100%; object-fit: cover; }
.tcard .bd { padding: 16px 18px; display: flex; flex-direction: column; flex: 1; }
.tcard .tag { font-size: 10px; font-weight: 800; letter-spacing: 1.5px; text-transform: uppercase; color: var(--org); margin-bottom: 7px; }
.tcard h3 { font-size: 15px; line-height: 1.32; margin-bottom: 7px; }
.tcard .ds { font-size: 12.5px; color: var(--mut); flex: 1; }
.tcard .rd { margin-top: 10px; font-size: 11px; font-weight: 700; color: var(--navy); }

/* ---------- Artikelseite ---------- */
.article-wrap { max-width: 800px; margin: 0 auto; padding: 30px 32px; }
.article-breadcrumb { font-size: 12.5px; color: var(--mut); margin-bottom: 14px; }
.article-breadcrumb a { color: var(--org); font-weight: 600; }
.article-title { font-size: 32px; line-height: 1.15; letter-spacing: -0.8px; margin-bottom: 12px; }
.article-meta { font-size: 12.5px; color: var(--mut); margin-bottom: 24px; padding-bottom: 14px; border-bottom: 2px solid var(--navy); text-transform: uppercase; letter-spacing: 1px; }
.article-hero-img { border-radius: 14px; overflow: hidden; margin-bottom: 26px; border: 1px solid var(--line); }
.article-content { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 34px 40px; }
.article-content h2 { font-size: 22px; margin: 32px 0 14px; letter-spacing: -0.5px; padding-left: 14px; border-left: 5px solid var(--org); }
.article-content h3 { font-size: 17px; margin: 24px 0 10px; color: var(--navy); }
.article-content p { margin-bottom: 14px; font-size: 15px; }
.article-content ul, .article-content ol { margin: 0 0 16px 22px; }
.article-content li { margin-bottom: 7px; font-size: 14.5px; }
.article-content a { color: var(--navy); border-bottom: 1px solid var(--org); font-weight: 600; }
.article-content a:hover { color: var(--org-d); }
.data-table { width: 100%; border-collapse: collapse; margin: 18px 0 24px; font-size: 13.5px; border: 1px solid var(--line); border-radius: 10px; overflow: hidden; }
.data-table th { background: var(--navy); color: #fff; text-align: left; padding: 10px 12px; font-size: 12px; letter-spacing: 1px; text-transform: uppercase; }
.data-table td { padding: 9px 12px; border-bottom: 1px solid var(--line); }
.data-table tr:nth-child(even) { background: var(--bg); }
.article-note { background: #fff3e8; border: 1px solid #ffd9b8; border-left: 5px solid var(--org); border-radius: 0 10px 10px 0; padding: 14px 18px; margin: 18px 0; font-size: 14px; }
.article-faq { background: var(--bg); border: 1px solid var(--line); border-radius: 10px; padding: 14px 18px; margin-bottom: 10px; }
.article-faq h3 { margin: 0 0 7px; font-size: 15px; color: var(--navy); }
.article-faq p { margin: 0; }
.article-backlink { display: inline-block; margin-top: 24px; font-size: 12.5px; font-weight: 800; text-transform: uppercase; letter-spacing: 1px; color: var(--org); }
.article-backlink:hover { color: var(--org-d); }

/* ---------- Ads ---------- */
.article-anzeige { display: inline-block; background: var(--org-d); color: #fff; font-size: 11px; font-weight: 800; text-transform: uppercase; letter-spacing: 1px; padding: 4px 12px; margin: 14px 0 0; border-radius: 6px; }
.article-ad { border: 2px dashed var(--line); border-radius: 12px; padding: 16px; margin: 22px 0; text-align: center; }
.article-ad a { border-bottom: none; display: inline-block; }
.article-ad img { display: block; margin: 0 auto; }
.ad-label { display: block; font-size: 10px; font-weight: 800; color: var(--mut); text-transform: uppercase; letter-spacing: 2px; margin-bottom: 10px; }
.ad-text { background: #fff8db; border-left: 6px solid var(--org-d); padding: 12px 16px; margin: 18px 0; font-size: 13.5px; border-radius: 0 8px 8px 0; }
.ad-text::before { content: "ANZEIGE // "; font-weight: 800; color: var(--org-d); }
.ad-hinweis { background: var(--bg); border: 1px solid var(--line); border-left: 5px solid var(--org-d); padding: 14px 18px; margin: 26px 0 8px; font-size: 12px; border-radius: 0 8px 8px 0; }
.ad-hinweis p { margin: 0 0 8px; }
.ad-hinweis p:last-child { margin-bottom: 0; }

/* ---------- Legal (TOC + Inhalt, zweispaltig) ---------- */
.legal-wrap { max-width: 940px; margin: 0 auto; padding: 30px 32px; }
.legal-wrap h1 { font-size: 30px; letter-spacing: -0.8px; margin-bottom: 4px; }
.legal-wrap .lkick { font-size: 11.5px; font-weight: 800; letter-spacing: 2px; text-transform: uppercase; color: var(--org); display: block; margin-bottom: 22px; }
.legal-cols { display: grid; grid-template-columns: 210px 1fr; gap: 28px; align-items: start; }
.legal-toc { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 10px 0; position: sticky; top: 20px; }
.legal-toc .tt { font-size: 10.5px; font-weight: 800; letter-spacing: 2px; text-transform: uppercase; color: var(--mut); padding: 8px 18px; }
.legal-toc a { display: block; font-size: 13px; padding: 8px 18px; color: var(--mut); font-weight: 600; border-left: 3px solid transparent; }
.legal-toc a:hover { color: var(--navy); background: var(--bg); border-left-color: var(--org); }
.legal-body { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 28px 32px; }
.legal-body h2 { font-size: 18px; margin: 26px 0 10px; color: var(--navy); padding-bottom: 6px; border-bottom: 1px solid var(--line); }
.legal-body h2:first-child { margin-top: 0; }
.legal-body p { font-size: 14px; margin-bottom: 12px; }
.legal-body a { color: var(--org-d); font-weight: 600; }

/* ---------- Footer (内容区内嵌双行条 — 与之前站不同) ---------- */
.mainfoot { margin: 0 32px 32px; background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 20px 26px; }
.mf-top { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; padding-bottom: 14px; border-bottom: 1px solid var(--line); margin-bottom: 12px; }
.mf-links { display: flex; gap: 20px; font-size: 13px; flex-wrap: wrap; }
.mf-links a { color: var(--mut); font-weight: 600; }
.mf-links a:hover { color: var(--org); }
.mf-brand { font-size: 16px; font-weight: 900; }
.mf-brand i { font-style: normal; color: var(--org); }
.mf-bottom { display: flex; justify-content: space-between; gap: 14px; font-size: 12px; color: var(--mut); flex-wrap: wrap; }
.mf-bottom a { color: var(--mut); }
.mf-bottom a:hover { color: var(--org); }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .layout { grid-template-columns: 1fr; }
  aside { position: static; height: auto; flex-direction: column; }
  .side-nav { display: flex; overflow-x: auto; padding: 8px; }
  .side-nav .grp { display: none; }
  .side-nav a { white-space: nowrap; border-left: 0; border-bottom: 3px solid transparent; padding: 8px 14px; }
  .side-nav a.on, .side-nav a:hover { border-bottom-color: var(--org); border-left-color: transparent; }
  .side-foot { display: none; }
  .tiles { grid-template-columns: 1fr 1fr; }
  .rows, .tgrid { grid-template-columns: 1fr; }
  .legal-cols { grid-template-columns: 1fr; }
  .legal-toc { position: static; }
  .article-content { padding: 24px 20px; }
  .content, .thead, .tgrid, .article-wrap, .legal-wrap { padding-left: 18px; padding-right: 18px; }
  .mainfoot { margin: 0 18px 18px; }
}