/* ==========================================================================
   Knud Grubert — Immobilienberatung
   Design: warmes Editorial-Premium. Fraunces (Display) + Inter (Text).
   ========================================================================== */

/* ---------- Fonts (lokal gehostet) ---------- */
@font-face {
  font-family: 'Fraunces';
  src: url('../fonts/fraunces-normal.woff2') format('woff2');
  font-weight: 300 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Fraunces';
  src: url('../fonts/fraunces-italic.woff2') format('woff2');
  font-weight: 300 700;
  font-style: italic;
  font-display: swap;
}
@font-face {
  font-family: 'Inter';
  src: url('../fonts/inter-normal.woff2') format('woff2');
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

/* ---------- Design Tokens ---------- */
:root {
  --paper: #f6f3ed;
  --paper-2: #eee9df;
  --ink: #201e19;
  --ink-soft: #5f594c;
  --dark: #17150f;
  --dark-2: #201d15;
  --bronze: #a07a48;
  --bronze-strong: #7d5a2e;
  --bronze-light: #c9a876;
  --line: rgba(32, 30, 25, 0.14);
  --line-light: rgba(246, 243, 237, 0.18);
  --paper-on-dark: #f1ece2;
  --soft-on-dark: rgba(241, 236, 226, 0.72);

  --font-display: 'Fraunces', 'Iowan Old Style', Georgia, serif;
  --font-text: 'Inter', -apple-system, 'Segoe UI', sans-serif;

  --container: 74rem;
  --gutter: clamp(1.25rem, 4vw, 2.5rem);
  --section-pad: clamp(4.5rem, 10vw, 8.5rem);
  --radius: 2px;
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  overflow-x: clip;
  font-family: var(--font-text);
  font-weight: 400;
  font-size: 1.0625rem;
  line-height: 1.7;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; height: auto; display: block; }

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 420;
  line-height: 1.12;
  letter-spacing: -0.01em;
  margin: 0 0 1rem;
  text-wrap: balance;
  font-variation-settings: 'opsz' 90;
}

p { margin: 0 0 1.1em; }
p:last-child { margin-bottom: 0; }

a { color: inherit; }

::selection { background: var(--bronze); color: #fff; }

.container {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* Skip-Link */
.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  z-index: 200;
  background: var(--ink);
  color: var(--paper);
  padding: 0.6rem 1rem;
  text-decoration: none;
}
.skip-link:focus { left: 0.5rem; top: 0.5rem; }

/* ---------- Eyebrow / Section head ---------- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--bronze-strong);
  margin-bottom: 1.25rem;
}
.eyebrow::before {
  content: '';
  width: 2.25rem;
  height: 1px;
  background: currentColor;
  opacity: 0.7;
}
.on-dark .eyebrow { color: var(--bronze-light); }

.section-head { max-width: 46rem; margin-bottom: clamp(2.5rem, 6vw, 4rem); }
.section-head h2 { font-size: clamp(1.9rem, 4.2vw, 3rem); }
.section-head .lead { font-size: 1.125rem; color: var(--ink-soft); max-width: 40rem; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.9rem 1.75rem;
  font-family: var(--font-text);
  font-size: 0.9375rem;
  font-weight: 550;
  letter-spacing: 0.02em;
  text-decoration: none;
  border: 1px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background-color 0.25s ease, border-color 0.25s ease,
              color 0.25s ease, transform 0.25s ease;
}
.btn:active { transform: translateY(1px); }

.btn--primary { background: var(--bronze-strong); color: #fff; }
.btn--primary:hover { background: var(--bronze); }

.btn--ghost { border-color: rgba(241, 236, 226, 0.5); color: var(--paper-on-dark); }
.btn--ghost:hover { border-color: var(--paper-on-dark); background: rgba(241, 236, 226, 0.08); }

.btn--dark { border-color: var(--ink); color: var(--ink); }
.btn--dark:hover { background: var(--ink); color: var(--paper); }

.btn .arrow { transition: transform 0.25s ease; }
.btn:hover .arrow { transform: translateX(4px); }

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  transition: background-color 0.35s ease, box-shadow 0.35s ease,
              border-color 0.35s ease;
  border-bottom: 1px solid transparent;
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  height: 4.75rem;
}

.brand {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
  text-decoration: none;
  color: var(--paper-on-dark);
  transition: color 0.35s ease;
}
.brand__name {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 480;
  letter-spacing: 0.01em;
}
.brand__sub {
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--bronze-light);
  transition: color 0.35s ease;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(1.25rem, 2.5vw, 2.25rem);
}
.site-nav a:not(.btn) {
  font-size: 0.9rem;
  font-weight: 500;
  text-decoration: none;
  color: var(--paper-on-dark);
  opacity: 0.85;
  transition: opacity 0.2s ease, color 0.35s ease;
}
.site-nav a:not(.btn):hover { opacity: 1; }
.site-nav .btn { padding: 0.55rem 1.2rem; font-size: 0.85rem; }

/* Header nach Scroll: heller Grund, dunkle Schrift */
.site-header.is-scrolled {
  background: rgba(246, 243, 237, 0.92);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border-bottom-color: var(--line);
}
.site-header.is-scrolled .brand,
.site-header.is-scrolled .site-nav a:not(.btn) { color: var(--ink); }
.site-header.is-scrolled .brand__sub { color: var(--bronze-strong); }
.site-header.is-scrolled .btn--ghost {
  border-color: var(--ink);
  color: var(--ink);
}
.site-header.is-scrolled .btn--ghost:hover {
  background: var(--ink);
  color: var(--paper);
}

.nav-toggle {
  display: none;
  background: none;
  border: 0;
  padding: 0.5rem;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  width: 26px;
  height: 2px;
  background: var(--paper-on-dark);
  margin: 6px 0;
  transition: transform 0.3s ease, opacity 0.3s ease, background-color 0.35s ease;
}
.site-header.is-scrolled .nav-toggle span,
.site-header.nav-open .nav-toggle span { background: var(--ink); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
  color: var(--paper-on-dark);
  isolation: isolate;
  overflow: hidden;
}
.hero__bg {
  position: absolute;
  inset: 0;
  z-index: -2;
}
.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}
.hero__scrim {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(to bottom, rgba(23, 21, 15, 0.5), rgba(23, 21, 15, 0) 18%),
    linear-gradient(to top, rgba(23, 21, 15, 0.92) 0%, rgba(23, 21, 15, 0.45) 45%, rgba(23, 21, 15, 0.35) 100%),
    linear-gradient(105deg, rgba(23, 21, 15, 0.55) 0%, rgba(23, 21, 15, 0) 60%);
}
.hero .container { width: 100%; padding-bottom: clamp(3.5rem, 8vh, 6.5rem); padding-top: 8rem; }
.hero__content { max-width: 46rem; }
.hero h1 {
  font-size: clamp(2.6rem, 7vw, 4.9rem);
  font-weight: 400;
  margin-bottom: 1.5rem;
  font-variation-settings: 'opsz' 144;
}
.hero__subline {
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  line-height: 1.65;
  color: var(--soft-on-dark);
  max-width: 38rem;
  margin-bottom: 2.25rem;
}
.hero__ctas { display: flex; flex-wrap: wrap; gap: 1rem; }

.hero__meta {
  margin-top: clamp(2.5rem, 6vh, 4rem);
  padding-top: 1.5rem;
  border-top: 1px solid var(--line-light);
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 2.5rem;
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  color: var(--soft-on-dark);
}

/* ---------- Stats ---------- */
.stats { border-bottom: 1px solid var(--line); }
.stats ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.stats li {
  padding: clamp(2rem, 4vw, 3.25rem) clamp(1rem, 2.5vw, 2.5rem);
  border-left: 1px solid var(--line);
}
.stats li:first-child { border-left: 0; padding-left: 0; }
.stat__value {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4.5vw, 3.4rem);
  font-weight: 380;
  line-height: 1;
  color: var(--ink);
  font-variation-settings: 'opsz' 144;
}
.stat__value sup { font-size: 0.5em; color: var(--bronze-strong); }
.stat__label {
  display: block;
  margin-top: 0.75rem;
  font-size: 0.85rem;
  line-height: 1.5;
  color: var(--ink-soft);
}

/* ---------- Sections ---------- */
.section { padding-block: var(--section-pad); }
.section--alt { background: var(--paper-2); }
.section--dark {
  background: var(--dark);
  color: var(--paper-on-dark);
}

/* ---------- Über mich ---------- */
.about__grid {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
  gap: clamp(2.5rem, 6vw, 5.5rem);
  align-items: center;
}
.about__media { position: relative; margin: 0; }
.about__media img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  border-radius: var(--radius);
}
.about__media::after {
  content: '';
  position: absolute;
  inset: 1.25rem -1.25rem -1.25rem 1.25rem;
  border: 1px solid var(--bronze);
  border-radius: var(--radius);
  z-index: -1;
}
.about__media figcaption {
  position: absolute;
  left: 1.25rem;
  bottom: 1.25rem;
  background: rgba(23, 21, 15, 0.82);
  color: var(--paper-on-dark);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  padding: 0.5rem 0.9rem;
  border-radius: var(--radius);
}
.about__body h2 { font-size: clamp(1.9rem, 4vw, 2.9rem); }
.about__body p { color: var(--ink-soft); }
.about__body p strong { color: var(--ink); font-weight: 600; }

.signature {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
}
.signature__name {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.6rem;
  font-weight: 430;
  color: var(--ink);
}
.signature__role {
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-top: 0.25rem;
}

/* Referenz-Blickfang (27.000 WE) */
.about__proof {
  margin-top: 2rem;
  padding: 1.4rem 1.6rem;
  background: linear-gradient(120deg, rgba(160, 122, 72, 0.13), rgba(160, 122, 72, 0.03));
  border-left: 3px solid var(--bronze);
  border-radius: var(--radius);
  display: flex;
  align-items: baseline;
  gap: 1.1rem 1.4rem;
  flex-wrap: wrap;
}
.about__proof-num {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4.4vw, 2.9rem);
  font-weight: 400;
  line-height: 1;
  color: var(--bronze-strong);
  font-variation-settings: 'opsz' 144;
}
.about__proof-label {
  flex: 1 1 12rem;
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--ink-soft);
}

/* ---------- Quote Band ---------- */
.quote {
  background: var(--dark);
  color: var(--paper-on-dark);
  padding-block: clamp(4rem, 9vw, 7rem);
  text-align: center;
}
.quote blockquote { margin: 0 auto; max-width: 52rem; }
.quote p {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 380;
  font-size: clamp(1.5rem, 3.4vw, 2.4rem);
  line-height: 1.35;
  margin: 0 0 1.75rem;
  font-variation-settings: 'opsz' 144;
}
.quote cite {
  font-family: var(--font-text);
  font-style: normal;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--bronze-light);
}

/* ---------- Leistungen ---------- */
.services__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}
.service-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: clamp(1.75rem, 3.5vw, 2.75rem);
  position: relative;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}
.service-card:hover {
  transform: translateY(-4px);
  border-color: rgba(160, 122, 72, 0.45);
  box-shadow: 0 22px 44px -18px rgba(32, 30, 25, 0.22);
}
.service-card__num {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--bronze-strong);
  letter-spacing: 0.1em;
}
.service-card h3 {
  font-size: 1.45rem;
  margin: 0.9rem 0 0.75rem;
}
.service-card p { color: var(--ink-soft); font-size: 0.98rem; }

/* ---------- Bildband ---------- */
.imageband {
  position: relative;
  isolation: isolate;
  color: var(--paper-on-dark);
  padding-block: clamp(6rem, 14vw, 11rem);
}
.imageband__bg { position: absolute; inset: 0; z-index: -2; }
.imageband__bg img { width: 100%; height: 100%; object-fit: cover; }
.imageband::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(100deg, rgba(23, 21, 15, 0.78) 10%, rgba(23, 21, 15, 0.35) 70%);
}
.imageband__statement {
  max-width: 34rem;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 400;
  line-height: 1.3;
  font-variation-settings: 'opsz' 144;
}

/* ---------- Werdegang / Timeline ---------- */
.timeline__list {
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
}
.timeline__list::before {
  content: '';
  position: absolute;
  top: 0.4rem;
  bottom: 0.4rem;
  left: 0;
  width: 1px;
  background: var(--line);
}
.timeline__item {
  position: relative;
  padding: 0 0 clamp(2rem, 4vw, 3rem) clamp(2rem, 4vw, 3.5rem);
}
.timeline__item:last-child { padding-bottom: 0; }
.timeline__item::before {
  content: '';
  position: absolute;
  left: -4px;
  top: 0.55rem;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--paper);
  border: 2px solid var(--bronze-strong);
}
.timeline__period {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--bronze-strong);
}
.timeline__role {
  font-size: 1.2rem;
  font-weight: 600;
  margin: 0.3rem 0 0.15rem;
}
.timeline__company { font-size: 0.95rem; color: var(--ink-soft); }
.timeline__note {
  margin-top: 0.5rem;
  font-size: 0.95rem;
  color: var(--ink-soft);
  max-width: 38rem;
}

.timeline__grid {
  display: grid;
  grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: start;
}
.timeline__intro { position: sticky; top: 7rem; }
.timeline__intro h2 { font-size: clamp(1.9rem, 4vw, 2.9rem); }
.timeline__intro p { color: var(--ink-soft); }

/* ---------- Werte ---------- */
.values__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}
.value-card {
  padding: 1.75rem 1.5rem;
  border-top: 2px solid var(--bronze);
  background: linear-gradient(to bottom, rgba(160, 122, 72, 0.07), transparent 55%);
}
.value-card h3 { font-size: 1.2rem; margin-bottom: 0.6rem; }
.value-card p { font-size: 0.92rem; color: var(--ink-soft); }

/* ---------- Kontakt ---------- */
.contact {
  position: relative;
  isolation: isolate;
  color: var(--paper-on-dark);
}
.contact__bg { position: absolute; inset: 0; z-index: -2; }
.contact__bg img { width: 100%; height: 100%; object-fit: cover; }
.contact::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(to bottom, rgba(23, 21, 15, 0.93), rgba(23, 21, 15, 0.82));
}
.contact .section-head h2 { color: var(--paper-on-dark); }
.contact .section-head .lead { color: var(--soft-on-dark); }

.contact__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(2rem, 4vw, 3.5rem);
  padding-top: 1rem;
}
.contact__block h3 {
  font-family: var(--font-text);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--bronze-light);
  margin-bottom: 1rem;
}
.contact__block p, .contact__block address {
  font-style: normal;
  color: var(--soft-on-dark);
  font-size: 1rem;
  line-height: 1.8;
}
.contact__block a { color: var(--paper-on-dark); text-decoration: none; border-bottom: 1px solid rgba(201, 168, 118, 0.5); transition: border-color 0.2s ease; }
.contact__block a:hover { border-bottom-color: var(--bronze-light); }

.profile-links { display: flex; flex-direction: column; gap: 0.9rem; align-items: flex-start; }
.profile-links .btn { border-color: rgba(241, 236, 226, 0.35); color: var(--paper-on-dark); }
.profile-links .btn:hover { border-color: var(--paper-on-dark); background: rgba(241, 236, 226, 0.08); }

/* Platzhalter für noch fehlende Angaben (Telefon/E-Mail) */
.ph {
  font-style: italic;
  opacity: 0.65;
  border-bottom: 1px dashed rgba(201, 168, 118, 0.6);
}

.imageband .btn { margin-top: 2.25rem; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--dark-2);
  color: var(--soft-on-dark);
  padding-block: 3rem 2.5rem;
  font-size: 0.9rem;
}
.site-footer .container {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}
.site-footer .brand { color: var(--paper-on-dark); }
.footer-nav { display: flex; flex-wrap: wrap; gap: 1.5rem; }
.footer-nav a { color: var(--soft-on-dark); text-decoration: none; transition: color 0.2s ease; }
.footer-nav a:hover { color: var(--paper-on-dark); }
.footer-meta { width: 100%; padding-top: 1.5rem; border-top: 1px solid var(--line-light); display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; font-size: 0.8rem; opacity: 0.75; }

/* ---------- Unterseiten (Impressum / Datenschutz) ---------- */
.subpage-main { padding: 9rem 0 5rem; min-height: 70vh; }
.legal { max-width: 46rem; }
.legal h1 { font-size: clamp(2.2rem, 5vw, 3.2rem); margin-bottom: 2rem; }
.legal h2 { font-size: 1.4rem; margin-top: 2.5rem; }
.legal p, .legal li { color: var(--ink-soft); }
.legal a { color: var(--bronze-strong); }
.legal .placeholder-hint {
  background: rgba(160, 122, 72, 0.1);
  border-left: 3px solid var(--bronze);
  padding: 0.9rem 1.2rem;
  font-size: 0.9rem;
}

/* ---------- Reveal Animation ---------- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.8s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.8s cubic-bezier(0.22, 1, 0.36, 1);
  transition-delay: calc(var(--reveal-delay, 0) * 90ms);
}
.reveal.in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .btn, .service-card { transition: none; }
}

/* ---------- Responsive ---------- */
@media (max-width: 64rem) {
  .stats ul { grid-template-columns: repeat(2, 1fr); }
  .stats li { border-left: 0; padding-left: 0; }
  .stats li:nth-child(even) { border-left: 1px solid var(--line); padding-left: clamp(1rem, 2.5vw, 2.5rem); }
  .values__grid { grid-template-columns: repeat(2, 1fr); }
  .contact__grid { grid-template-columns: 1fr 1fr; }
  .timeline__grid { grid-template-columns: 1fr; }
  .timeline__intro { position: static; }
}

@media (max-width: 48rem) {
  .site-nav {
    position: fixed;
    inset: 4.75rem 0 auto 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    padding: 0.5rem var(--gutter) 1.25rem;
    display: none;
  }
  .site-header.nav-open .site-nav { display: flex; }
  .site-header.nav-open {
    background: var(--paper);
    border-bottom-color: var(--line);
  }
  .site-header.nav-open .brand { color: var(--ink); }
  .site-header.nav-open .brand__sub { color: var(--bronze-strong); }
  .site-nav a:not(.btn) {
    color: var(--ink) !important;
    padding: 0.8rem 0;
    width: 100%;
    border-bottom: 1px solid var(--line);
    font-size: 1rem;
  }
  .site-nav .btn { margin-top: 1rem; }
  .nav-toggle { display: block; }
  .site-header.nav-open .nav-toggle span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
  .site-header.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
  .site-header.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

  .about__grid { grid-template-columns: 1fr; }
  .about__media { max-width: 26rem; margin-right: 1.25rem; }
  .services__grid { grid-template-columns: 1fr; }
  .contact__grid { grid-template-columns: 1fr; }
  .site-footer .container { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 30rem) {
  .stats ul { grid-template-columns: 1fr 1fr; }
  .values__grid { grid-template-columns: 1fr; }
  .hero__ctas .btn { width: 100%; justify-content: center; }
}