/* ============================================================
   CHRISTIAN SEIP — Sachverständiger für Immobilienbewertungen
   Neugestaltung von WebKraft (Michael Seip), 2026
   Konzept: hell, ruhig, Navy als Vertrauensfarbe. Signatur:
   Maßstab-Linien wie auf Vermessungsplänen. Serifen-Display.
   ============================================================ */

:root {
  --papier: #fbfcfd;
  --tinte: #161b21;
  --grau: #5e6a76;
  --navy: #14375c;
  --navy-tief: #0e2946;
  --navy-hell: #eef3f9;
  --linie: #e2e7ed;
  --karte: #ffffff;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: var(--papier);
  color: var(--tinte);
  font-family: 'Segoe UI', system-ui, sans-serif;
  font-size: 16.5px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
::selection { background: var(--navy); color: #fff; }
img { display: block; max-width: 100%; }
a { color: inherit; }

h1, h2, h3, .serif {
  font-family: Georgia, 'Times New Roman', serif;
  font-weight: 400;
  letter-spacing: -0.014em;
  line-height: 1.14;
}
.mono { font-family: Consolas, monospace; }

.container { max-width: 1240px; margin: 0 auto; padding: 0 24px; }
.schmal { max-width: 860px; }

/* ---------- Maßstab-Linie (Signatur) ---------- */
.massstab {
  height: 11px; margin: 0;
  background:
    repeating-linear-gradient(90deg, var(--linie) 0 1px, transparent 1px 24px) left bottom/100% 6px no-repeat,
    repeating-linear-gradient(90deg, var(--navy) 0 1px, transparent 1px 120px) left bottom/100% 11px no-repeat,
    linear-gradient(var(--linie), var(--linie)) left bottom/100% 1px no-repeat;
  opacity: .85;
}

/* ---------- Header ---------- */
header.site {
  position: sticky; top: 0; z-index: 900;
  background: rgba(251,252,253,.92);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--linie);
}
.kopf { display: flex; align-items: center; justify-content: space-between; height: 78px; gap: 20px; }
.marke { text-decoration: none; display: flex; flex-direction: column; line-height: 1.2; }
.marke b { font-family: Georgia, serif; font-weight: 400; font-size: 1.28rem; letter-spacing: .02em; color: var(--tinte); }
.marke span { font-size: .68rem; letter-spacing: .16em; text-transform: uppercase; color: var(--grau); }
nav.haupt { display: flex; gap: 30px; }
nav.haupt a {
  text-decoration: none; font-size: .9rem; color: var(--grau);
  padding: 6px 0; position: relative;
}
nav.haupt a:hover { color: var(--tinte); }
nav.haupt a.aktiv { color: var(--navy); }
nav.haupt a.aktiv::after { content: ''; position: absolute; left: 0; right: 0; bottom: 0; height: 2px; background: var(--navy); }
.kopf-cta { display: flex; align-items: center; gap: 12px; }
.tel-kopf { text-decoration: none; font-size: .9rem; color: var(--grau); white-space: nowrap; }
.tel-kopf b { color: var(--tinte); font-weight: 600; }
.btn {
  display: inline-block; text-decoration: none; cursor: pointer; border: none; font: inherit;
  background: var(--navy); color: #fff;
  font-size: .92rem; padding: 12px 24px; border-radius: 6px;
  transition: background .25s, transform .12s;
}
.btn:hover { background: var(--navy-tief); }
.btn:active { transform: translateY(1px); }
.btn-hell { background: transparent; color: var(--navy); border: 1px solid var(--navy); }
.btn-hell:hover { background: var(--navy-hell); }
.burger { display: none; background: none; border: 1px solid var(--linie); border-radius: 8px; width: 44px; height: 44px; cursor: pointer; }
.burger div { width: 20px; height: 2px; background: var(--tinte); margin: 4px auto; }

/* ---------- Hero (Startseite) ---------- */
.hero { padding: 88px 0 96px; }
.hero-grid { display: grid; grid-template-columns: 1.15fr 1fr; gap: 72px; align-items: center; }
.vorzeile {
  font-family: Consolas, monospace; font-size: .72rem; letter-spacing: .3em;
  text-transform: uppercase; color: var(--navy); display: block; margin-bottom: 20px;
}
.hero h1 { font-size: clamp(2.4rem, 4.8vw, 4rem); margin-bottom: 22px; }
.hero h1 em { font-style: italic; color: var(--navy); }
.hero p.unter { color: var(--grau); font-size: 1.1rem; max-width: 50ch; margin-bottom: 34px; }
.hero-ctas { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }

/* Navy-Duoton-Bildrahmen */
.duoton { position: relative; overflow: hidden; border-radius: 10px; }
.duoton img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(1) contrast(1.04) brightness(1.02); }
.duoton::after { content: ''; position: absolute; inset: 0; background: var(--navy); mix-blend-mode: soft-light; opacity: .9; }
.duoton.stark::after { mix-blend-mode: color; opacity: .55; }
.symbolhinweis {
  position: absolute; z-index: 2; bottom: 10px; right: 12px;
  font-family: 'Consolas', 'Courier New', monospace;
  font-size: .58rem; letter-spacing: .14em; text-transform: uppercase;
  color: rgba(255,255,255,.85); background: rgba(14,41,70,.55);
  padding: 3px 9px; border-radius: 3px; pointer-events: none;
}
.hero .duoton { aspect-ratio: 3/4; box-shadow: 0 24px 60px rgba(14,41,70,.16); }
.bild-notiz { font-family: Consolas, monospace; font-size: .66rem; letter-spacing: .18em; text-transform: uppercase; color: var(--grau); margin-top: 12px; }

/* ---------- Fakten (nur echte Angaben) ---------- */
.fakten { border-top: 1px solid var(--linie); border-bottom: 1px solid var(--linie); background: var(--karte); }
.fakten-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.fakt { padding: 34px 28px; border-left: 1px solid var(--linie); }
.fakt:first-child { border-left: none; }
.fakt b { display: block; font-family: Georgia, serif; font-size: 1.9rem; color: var(--navy); line-height: 1.15; }
.fakt span { font-size: .86rem; color: var(--grau); }
@media (max-width: 900px) {
  .fakten-grid { grid-template-columns: 1fr 1fr; }
  .fakt:nth-child(3) { border-left: none; }
  .fakt { border-top: 1px solid var(--linie); }
  .fakt:nth-child(-n+2) { border-top: none; }
}

/* ---------- Sektionen ---------- */
section { padding: 96px 0; }
.sek-kopf { max-width: 720px; margin-bottom: 54px; }
.sek-kopf h2 { font-size: clamp(1.9rem, 3.6vw, 2.8rem); margin-bottom: 14px; }
.sek-kopf p { color: var(--grau); }

/* Schwerpunkte: nummerierte Editorial-Liste (keine Karten-Monotonie) */
.schwer-liste { border-top: 1px solid var(--linie); }
.schwer {
  display: grid; grid-template-columns: 86px 1fr 1.1fr auto; gap: 26px; align-items: baseline;
  padding: 30px 6px; border-bottom: 1px solid var(--linie);
  text-decoration: none; transition: background .25s;
}
.schwer:hover { background: var(--navy-hell); }
.schwer .nr { font-family: Consolas, monospace; font-size: .8rem; color: var(--navy); letter-spacing: .12em; }
.schwer h3 { font-size: 1.32rem; }
.schwer p { font-size: .93rem; color: var(--grau); }
.schwer .pfeil { font-family: Georgia, serif; font-size: 1.2rem; color: var(--navy); transition: transform .25s; }
.schwer:hover .pfeil { transform: translateX(6px); }
@media (max-width: 860px) {
  .schwer { grid-template-columns: 56px 1fr auto; }
  .schwer p { display: none; }
}

/* ---------- Zweispalter ---------- */
.split { display: grid; grid-template-columns: 1fr 1.1fr; gap: 64px; align-items: center; }
.split.rueck > div:first-child { order: 2; }
.split h2 { font-size: clamp(1.9rem, 3.4vw, 2.7rem); margin-bottom: 18px; }
.split p { color: var(--grau); margin-bottom: 14px; max-width: 54ch; }
.split .duoton { aspect-ratio: 4/3; }
@media (max-width: 900px) { .split, .split.rueck { grid-template-columns: 1fr; gap: 36px; } .split.rueck > div:first-child { order: 0; } }

/* ---------- Navy-Band (Zitat / CTA) ---------- */
.navy-band { background: var(--navy-tief); color: #fff; padding: 100px 0; position: relative; overflow: hidden; }
.navy-band::before {
  content: ''; position: absolute; inset: auto 0 0 0; height: 10px;
  background:
    repeating-linear-gradient(90deg, rgba(255,255,255,.28) 0 1px, transparent 1px 24px) left bottom/100% 6px no-repeat,
    repeating-linear-gradient(90deg, rgba(255,255,255,.5) 0 1px, transparent 1px 120px) left bottom/100% 10px no-repeat;
}
.navy-band h2 { font-size: clamp(1.9rem, 3.8vw, 2.9rem); margin-bottom: 14px; }
.navy-band p { color: #c2cedd; max-width: 56ch; }
.navy-band .zitat {
  font-family: Georgia, serif; font-style: italic;
  font-size: clamp(1.4rem, 2.8vw, 2rem); line-height: 1.5; max-width: 34ch;
}
.navy-band .zitat-wer { font-family: Consolas, monospace; font-size: .72rem; letter-spacing: .22em; text-transform: uppercase; color: #8fa5bf; margin-top: 22px; display: block; }

/* ---------- Leistungs-Detailseiten ---------- */
.seiten-kopf { padding: 76px 0 52px; }
.seiten-kopf h1 { font-size: clamp(2.2rem, 4.4vw, 3.4rem); margin-bottom: 14px; max-width: 20ch; }
.seiten-kopf p { color: var(--grau); max-width: 62ch; font-size: 1.06rem; }
.block { padding: 76px 0; border-top: 1px solid var(--linie); }
.block:first-of-type { border-top: none; }
.block-kopf { display: grid; grid-template-columns: 86px 1fr; gap: 26px; margin-bottom: 26px; align-items: baseline; }
.block-kopf .nr { font-family: Consolas, monospace; font-size: .8rem; color: var(--navy); letter-spacing: .12em; }
.block-kopf h2 { font-size: clamp(1.7rem, 3vw, 2.4rem); }
.block-inhalt { margin-left: 112px; max-width: 760px; }
.block-inhalt p { color: var(--grau); margin-bottom: 16px; }
.block-inhalt h3 { font-size: 1.08rem; margin: 26px 0 10px; font-family: 'Segoe UI', sans-serif; font-weight: 700; }
.block-inhalt ul { list-style: none; columns: 2; column-gap: 44px; margin: 12px 0 6px; }
.block-inhalt li { padding: 7px 0 7px 22px; position: relative; font-size: .95rem; break-inside: avoid; color: var(--tinte); }
.block-inhalt li::before { content: ''; position: absolute; left: 0; top: 1.05em; width: 10px; height: 1.5px; background: var(--navy); }
.referenzen { font-size: .88rem; color: var(--grau); line-height: 1.9; }
@media (max-width: 860px) {
  .block-inhalt { margin-left: 0; }
  .block-inhalt ul { columns: 1; }
  .block-kopf { grid-template-columns: 56px 1fr; }
}

/* ---------- Vita ---------- */
.vita-grid { display: grid; grid-template-columns: 1fr 1.35fr; gap: 72px; align-items: start; }
.portraet-foto {
  position: sticky; top: 110px;
  width: 100%; border-radius: 10px;
  filter: grayscale(1) contrast(1.05) brightness(1.03);
  box-shadow: 0 22px 60px rgba(14,41,70,.14);
}
.portraet {
  position: sticky; top: 110px;
  background: var(--navy-hell); border: 1px solid var(--linie); border-radius: 10px;
  aspect-ratio: 3/4; display: flex; align-items: center; justify-content: center; flex-direction: column; gap: 12px;
}
.portraet .cs { font-family: Georgia, serif; font-size: 4.4rem; color: var(--navy); letter-spacing: .06em; }
.portraet span { font-family: Consolas, monospace; font-size: .66rem; letter-spacing: .22em; text-transform: uppercase; color: var(--grau); }
.vita-text h2 { font-size: 1.55rem; margin: 34px 0 14px; }
.vita-text h2:first-child { margin-top: 0; }
.vita-text p { color: var(--grau); margin-bottom: 14px; }
.vita-text ul { list-style: none; margin: 10px 0 20px; }
.vita-text li { padding: 9px 0 9px 24px; position: relative; border-bottom: 1px solid var(--linie); font-size: .96rem; }
.vita-text li::before { content: ''; position: absolute; left: 0; top: 1.25em; width: 10px; height: 1.5px; background: var(--navy); }
@media (max-width: 900px) { .vita-grid { grid-template-columns: 1fr; gap: 40px; } .portraet { position: static; max-width: 380px; } }

/* ---------- Kontakt ---------- */
.kontakt-grid { display: grid; grid-template-columns: 1fr 1.15fr; gap: 64px; align-items: start; }
.k-block { border: 1px solid var(--linie); border-radius: 10px; background: var(--karte); padding: 30px; margin-bottom: 16px; }
.k-block h3 { font-size: 1.02rem; font-family: 'Segoe UI', sans-serif; font-weight: 700; margin-bottom: 8px; }
.k-block p { color: var(--grau); }
.k-block a { color: var(--tinte); font-weight: 600; text-decoration: none; }
.k-block a:hover { color: var(--navy); }
.k-block .gross { font-family: Georgia, serif; font-size: 1.3rem; }
form .feld { margin-bottom: 18px; }
form label { display: block; font-weight: 600; font-size: .9rem; margin-bottom: 7px; }
form input, form textarea, form select {
  width: 100%; padding: 13px 15px; font: inherit;
  border: 1px solid #c9d2dc; border-radius: 8px; background: #fff; color: var(--tinte);
}
form input:focus, form textarea:focus, form select:focus { outline: 3px solid rgba(20,55,92,.18); border-color: var(--navy); }
form .hinweis { font-size: .8rem; color: var(--grau); margin-top: 6px; }
@media (max-width: 900px) { .kontakt-grid { grid-template-columns: 1fr; gap: 36px; } }

/* ---------- Footer ---------- */
footer.site { background: var(--navy-tief); color: #b9c6d6; padding: 64px 0 30px; font-size: .92rem; }
.fuss-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 44px; margin-bottom: 46px; }
footer.site b.wortmarke { font-family: Georgia, serif; font-weight: 400; font-size: 1.25rem; color: #fff; display: block; margin-bottom: 10px; }
footer h4 { color: #fff; font-size: .76rem; letter-spacing: .14em; text-transform: uppercase; margin-bottom: 12px; font-family: 'Segoe UI', sans-serif; }
footer a { color: #b9c6d6; text-decoration: none; }
footer a:hover { color: #fff; }
footer li { list-style: none; padding: 3px 0; }
.fuss-unten { border-top: 1px solid rgba(255,255,255,.14); padding-top: 22px; display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; font-size: .76rem; color: #8298ae; }

/* ---------- Reveal (sehr dezent) ---------- */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s ease, transform .7s cubic-bezier(.16,1,.3,1); }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } html { scroll-behavior: auto; } }

/* ---------- Mobil ---------- */
@media (max-width: 780px) {
  section { padding: 64px 0; }
  .hero { padding: 56px 0 64px; }
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  nav.haupt {
    display: none; position: absolute; top: 78px; left: 0; right: 0;
    background: var(--papier); border-bottom: 1px solid var(--linie);
    flex-direction: column; gap: 0; padding: 8px 24px 16px;
  }
  nav.haupt.offen { display: flex; }
  nav.haupt a { padding: 13px 0; border-bottom: 1px solid var(--linie); }
  .burger { display: block; }
  .tel-kopf { display: none; }
  .fuss-grid { grid-template-columns: 1fr; gap: 28px; }
}