/* Tennis-Rating-Konverter - styles.css
   Branding uebernommen von lk-rechner.de: Montserrat, Orange #ff8c00,
   Tennis-Gruen #00de6f. Mobil zuerst, ohne Tracking. */

/* Montserrat self-hosted (gleiche Domain wie lk-rechner.de) */
@font-face {
  font-family: "Montserrat";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("/assets/fonts/montserrat/montserrat-v14-latin-regular.woff2") format("woff2"),
       url("/assets/fonts/montserrat/montserrat-v14-latin-regular.woff") format("woff");
}
@font-face {
  font-family: "Montserrat";
  font-style: normal;
  font-weight: 900;
  font-display: swap;
  src: url("/assets/fonts/montserrat/montserrat-v14-latin-900.woff2") format("woff2"),
       url("/assets/fonts/montserrat/montserrat-v14-latin-900.woff") format("woff");
}

:root {
  --orange: #ff8c00;
  --orange-dark: #e07d00;
  --green: #00de6f;
  --green-dark: #04b35b;
  --ball: #c8f04a;
  --ink: #333333;
  --muted: #6b6b6b;
  --line: #e6e3dd;
  --bg: #faf8f4;
  --card: #ffffff;
  --warn-bg: #fff6e8;
  --warn-line: #ff8c00;
  --radius: 12px;
  --shadow: 0 3px 6px rgba(0,0,0,.10), 0 1px 3px rgba(0,0,0,.08);
  --maxw: 900px;
  --headline: "Montserrat", system-ui, -apple-system, "Segoe UI", sans-serif;
  --body: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: var(--body);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  font-size: 17px;
}

.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 18px; }

/* ---- Kopfzeile: oranger Balken mit zentriertem LK-Rechner-Logo (wie Startseite) ---- */
.site-header {
  background: var(--orange);
  padding: 10px 0;
  text-align: center;
}
.site-branding { display: inline-block; line-height: 0; }
.site-branding img { width: 80px; height: auto; }
@media (min-width: 480px) { .site-branding img { width: 130px; } }

/* Schmale Unternavigation (Konverter / Ratgeber) */
.subnav { background: #fff; border-bottom: 1px solid var(--line); }
.subnav-inner {
  max-width: var(--maxw); margin: 0 auto;
  display: flex; justify-content: center; gap: 4px; padding: 4px 12px;
}
.subnav a {
  font-family: var(--headline); font-weight: 700; font-size: .9rem;
  text-decoration: none; color: var(--ink);
  padding: 9px 15px; border-bottom: 3px solid transparent;
}
.subnav a:hover { color: var(--orange-dark); }
.subnav a.active { color: var(--orange-dark); border-bottom-color: var(--orange); }

/* ---- Hero ---- */
.hero {
  background: linear-gradient(160deg, #fff 0%, #fff7ec 100%);
  border-bottom: 1px solid var(--line);
}
.hero .wrap { padding-top: 22px; padding-bottom: 8px; }
.tagline { margin: 0; color: var(--muted); font-size: .98rem; font-family: var(--headline); font-weight: 700; }

h1, h2, h3 { font-family: var(--headline); color: var(--ink); }
h1 { font-size: 1.75rem; font-weight: 900; line-height: 1.22; margin: 16px 0 10px; letter-spacing: -.4px; }
h2 { font-size: 1.34rem; font-weight: 900; margin: 32px 0 10px; }
h3 { font-size: 1.05rem; font-weight: 700; margin: 0 0 6px; }
p { margin: 0 0 14px; }
.intro p { font-size: 1.05rem; }
.muted { color: var(--muted); font-size: .92rem; }
a { color: var(--orange-dark); }
main { padding-bottom: 36px; }

.nav-blog { margin: 10px 0 0; }
.nav-blog a {
  display: inline-block; background: var(--green); color: #08351f;
  text-decoration: none; font-weight: 700; font-size: .9rem;
  padding: 7px 13px; border-radius: 8px; font-family: var(--headline);
}
.nav-blog a:hover { filter: brightness(.96); }

/* ---- Tool ---- */
.tool {
  background: var(--card);
  border: 1px solid var(--line);
  border-top: 4px solid var(--orange);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px;
  margin: 14px 0 18px;
}
.tool-grid { display: grid; grid-template-columns: 1fr; gap: 12px; }
@media (min-width: 560px) { .tool-grid { grid-template-columns: 1.4fr 1fr; } }
.field { display: flex; flex-direction: column; gap: 6px; }
label { font-weight: 700; font-size: .92rem; font-family: var(--headline); }
select, input[type="number"] {
  font: inherit; padding: 11px 12px;
  border: 1px solid var(--line); border-radius: 10px;
  background: #fff; color: var(--ink); width: 100%;
}
select:focus, input:focus { outline: 2px solid var(--orange); outline-offset: 1px; }
input[type="range"] { width: 100%; margin: 14px 0 4px; accent-color: var(--orange); }
.hint { color: var(--muted); font-size: .85rem; margin: 0 0 6px; }
.level { font-family: var(--headline); font-weight: 900; color: var(--orange-dark); margin: 6px 0 12px; min-height: 1.2em; }

.results { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
@media (min-width: 560px) { .results { grid-template-columns: repeat(4, 1fr); } }
.result-card {
  background: #fffaf2; border: 1px solid var(--line);
  border-radius: 12px; padding: 12px 10px; text-align: center;
}
.result-sys { font-family: var(--headline); font-size: .78rem; font-weight: 900; color: var(--orange); letter-spacing: .4px; }
.result-val { font-size: 1.18rem; font-weight: 700; margin: 4px 0 2px; }
.result-name { font-size: .72rem; color: var(--muted); line-height: 1.3; }
.tool-note { margin: 14px 0 0; font-size: .85rem; color: var(--muted); }

/* ---- Disclaimer ---- */
.disclaimer {
  background: var(--warn-bg);
  border: 1px solid #ffd591;
  border-left: 5px solid var(--warn-line);
  border-radius: 10px; padding: 14px 16px; font-size: .95rem; margin: 8px 0;
}
.disclaimer strong { display: block; margin-bottom: 4px; }

/* ---- Karten ---- */
.cards { display: grid; grid-template-columns: 1fr; gap: 12px; margin: 14px 0; }
@media (min-width: 620px) { .cards { grid-template-columns: 1fr 1fr; } }
.info-card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px; }
.info-card h3 { color: var(--orange-dark); }
.info-card p { margin: 0; font-size: .95rem; }

/* ---- Tabelle ---- */
.table-scroll { overflow-x: auto; border: 1px solid var(--line); border-radius: 12px; }
table { border-collapse: collapse; width: 100%; min-width: 560px; background: #fff; font-size: .92rem; }
th, td { padding: 9px 11px; text-align: left; border-bottom: 1px solid var(--line); }
th { background: #fff1de; font-family: var(--headline); font-size: .82rem; text-transform: uppercase; letter-spacing: .4px; color: var(--orange-dark); }
td:first-child { font-weight: 600; }
tr:last-child td { border-bottom: none; }
.row-highlight { background: #fffaf2; }

/* ---- FAQ ---- */
.faq details { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 4px 14px; margin-bottom: 8px; }
.faq summary { cursor: pointer; font-family: var(--headline); font-weight: 700; padding: 10px 0; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::before { content: "+ "; color: var(--orange); font-weight: 900; }
.faq details[open] summary::before { content: "- "; }
.faq details p { margin: 0 0 12px; font-size: .95rem; }

.sources { padding-left: 18px; color: var(--muted); font-size: .92rem; }
.sources li { margin-bottom: 5px; }

/* ---- Blog / Artikel ---- */
.breadcrumb { font-size: .85rem; color: var(--muted); margin: 16px 0 4px; }
.breadcrumb a { color: var(--orange-dark); text-decoration: none; }
.breadcrumb a:hover { text-decoration: underline; }
.article-meta { font-family: var(--headline); font-size: .82rem; color: var(--muted); text-transform: uppercase; letter-spacing: .4px; margin: 0 0 4px; }
.article .lead, .lead { font-size: 1.1rem; color: #4a4439; }
.article h2 { font-size: 1.25rem; }
.article p, .article li { font-size: 1rem; }
.article ul { padding-left: 20px; }
.article ul li { margin-bottom: 6px; }

.cta {
  background: linear-gradient(160deg, var(--orange), var(--orange-dark));
  color: #fff; border-radius: var(--radius); padding: 18px 18px 20px; margin: 24px 0;
}
.cta strong { display: block; font-family: var(--headline); font-weight: 900; font-size: 1.05rem; margin-bottom: 4px; }
.cta p { margin: 0 0 10px; color: rgba(255,255,255,.92); }
.cta-btn { display: inline-block; background: #fff; color: var(--orange-dark); font-family: var(--headline); font-weight: 900; text-decoration: none; padding: 11px 18px; border-radius: 10px; }
.cta-btn:hover { background: #fff4e6; }

.related { margin: 22px 0; }
.related ul { padding-left: 18px; }
.related li { margin-bottom: 6px; }
.related a { color: var(--orange-dark); }

.post-list { list-style: none; padding: 0; margin: 16px 0; display: grid; gap: 12px; }
.post-item { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px; }
.post-item a { text-decoration: none; color: var(--ink); }
.post-item h2 { margin: 0 0 4px; font-size: 1.12rem; }
.post-item a:hover h2 { color: var(--orange-dark); }
.post-desc { margin: 0 0 6px; font-size: .92rem; color: #4a4439; }

/* ---- Fusszeile (lk-rechner-Stil) ---- */
.site-footer { background: var(--ink); color: #d9d6d0; padding: 26px 0; margin-top: 26px; }
.site-footer .footer-inner { max-width: var(--maxw); margin: 0 auto; padding: 0 18px; }
.footer-links { display: flex; flex-wrap: wrap; gap: 6px 18px; margin-bottom: 10px; font-family: var(--headline); font-weight: 700; }
.footer-links a { color: #fff; text-decoration: none; font-size: .92rem; }
.footer-links a:hover { color: var(--orange); }
.footer-note { margin: 0; font-size: .85rem; color: #b3afa8; }
.footer-note a { color: var(--orange); }