/* =========================================================
   BCA IMMOBILIEN
   Art direction: editorial, architectural, calm luxury.
   Brand palette: deep navy + gold (from the BCA logo).
   ========================================================= */

:root {
  --paper:  #F3EFE6;   /* warm ivory */
  --paper-2:#E9E2D4;
  --navy:   #17284A;   /* brand navy */
  --navy-d: #0F1D38;
  --ink:    #1A1D24;   /* text near-black, cool */
  --ink-2:  #565B66;
  --gold:   #C5A24E;   /* brand gold */
  --gold-d: #9A7B2E;   /* gold for text on light */
  --line:   rgba(23,40,74,.16);
  --line-l: rgba(243,239,230,.20);

  --f-display: "Fraunces", Georgia, serif;
  --f-sans: "Instrument Sans", system-ui, sans-serif;

  --ease: cubic-bezier(.22,.61,.36,1);
  --pad: clamp(1.25rem, 5vw, 6rem);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--f-sans);
  font-size: clamp(1rem, .9rem + .3vw, 1.15rem);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { display: block; width: 100%; height: 100%; object-fit: cover; }

/* film grain overlay for a non-flat, premium feel */
.grain {
  position: fixed; inset: 0; z-index: 9999; pointer-events: none;
  opacity: .04; mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- shared type ---------- */
.eyebrow {
  font-size: .72rem; letter-spacing: .28em; text-transform: uppercase;
  font-weight: 600; color: var(--gold-d);
}
.eyebrow--light { color: var(--gold); }

.section-title, .statement, .valuation__title, .listings__title,
.footer__title, .hero__title {
  font-family: var(--f-display);
  font-weight: 300;
  line-height: .98;
  letter-spacing: -.02em;
}

.muted { color: var(--ink-2); }

.link-underline {
  position: relative; color: var(--ink); text-decoration: none;
  font-weight: 500; padding-bottom: 3px; width: fit-content;
}
.link-underline::after {
  content: ""; position: absolute; left: 0; bottom: 0; height: 1px; width: 100%;
  background: currentColor; transform: scaleX(0); transform-origin: left;
  transition: transform .5s var(--ease);
}
.link-underline:hover::after { transform: scaleX(1); }
.link-underline--light { color: var(--paper); }

.btn {
  display: inline-block; text-decoration: none; font-weight: 600;
  font-size: .95rem; letter-spacing: .01em;
  padding: 1.05em 2.2em; border-radius: 100px;
  transition: transform .4s var(--ease), background .4s var(--ease), color .4s var(--ease);
}
.btn--light { background: var(--paper); color: var(--navy); }
.btn--light:hover { background: var(--gold); color: var(--navy); transform: translateY(-2px); }
.btn--dark { background: var(--navy); color: var(--paper); }
.btn--dark:hover { background: var(--gold); color: var(--navy); transform: translateY(-2px); }
.btn--gold { background: var(--gold); color: var(--navy); }
.btn--gold:hover { background: var(--paper); transform: translateY(-2px); }

/* ---------- reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(26px); }
.reveal.is-in {
  opacity: 1; transform: none;
  transition: opacity .9s var(--ease) var(--d,0s), transform .9s var(--ease) var(--d,0s);
}
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; }
  html { scroll-behavior: auto; }
}

/* =========================================================
   NAV
   ========================================================= */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.2rem var(--pad);
  color: var(--paper);
  transition: background .5s var(--ease), color .5s var(--ease), padding .5s var(--ease);
}
.nav.is-solid {
  background: var(--navy);
  color: var(--paper);
  padding-top: .8rem; padding-bottom: .8rem;
  box-shadow: 0 1px 0 var(--line-l);
}
.nav__brand {
  display: flex; align-items: center; gap: .7rem;
  text-decoration: none; color: inherit;
}
.nav__logo { width: 30px; height: 30px; color: var(--gold); flex: none; }
.nav__logo svg { width: 100%; height: 100%; display: block; }
.nav__name { display: flex; flex-direction: column; line-height: 1; }
.nav__name b { font-family: var(--f-display); font-weight: 500; font-size: 1.35rem; letter-spacing: .02em; }
.nav__name span { font-size: .6rem; letter-spacing: .34em; text-transform: uppercase; opacity: .8; margin-top: 3px; }
.nav__links { display: flex; align-items: center; gap: 2.2rem; }
.nav__links a {
  color: inherit; text-decoration: none; font-size: .9rem; font-weight: 500;
  opacity: .85; transition: opacity .3s;
}
.nav__links a:hover { opacity: 1; }
.nav__cta {
  border: 1px solid currentColor; border-radius: 100px;
  padding: .5em 1.2em; opacity: 1 !important;
}
.nav__burger { display: none; background: none; border: 0; cursor: pointer; color: inherit; }

/* =========================================================
   HERO
   ========================================================= */
.hero {
  position: relative; min-height: 100svh; overflow: hidden; color: var(--paper);
  display: flex; flex-direction: column; justify-content: flex-end;
  padding: clamp(6rem,14vh,9rem) var(--pad) clamp(4.5rem,11vh,8rem);
}
.hero__media { position: absolute; inset: 0; }
.hero__media img { transform: scale(1.08); animation: heroZoom 14s var(--ease) forwards; }
@keyframes heroZoom { to { transform: scale(1); } }
.hero__scrim {
  position: absolute; inset: 0;
  background:
    linear-gradient(to top, rgba(9,16,32,.82) 0%, rgba(9,16,32,.18) 45%, rgba(9,16,32,.42) 100%);
}
.hero__inner {
  position: relative; z-index: 2; max-width: 48rem;
}
.hero__title {
  font-size: clamp(2.3rem, 5.2vw, 5.4rem);
  margin: 1.1rem 0 1.9rem;
}
.hero__title span { display: block; }
.hero__title--accent { font-style: italic; color: var(--gold); }
.hero__foot { display: flex; align-items: center; gap: 2rem; flex-wrap: wrap; }

.hero__meta {
  position: absolute; right: var(--pad); bottom: clamp(5rem,12vh,9rem);
  display: flex; flex-direction: column; gap: .55rem; text-align: right;
  font-size: .8rem; letter-spacing: .18em; text-transform: uppercase;
  color: rgba(243,239,230,.65);
}
.hero__meta span { border-right: 2px solid var(--gold); padding-right: .9rem; }

.hero__scroll {
  position: absolute; left: 50%; bottom: 1.6rem; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: .5rem;
  color: rgba(243,239,230,.7); text-decoration: none;
  font-size: .68rem; letter-spacing: .25em; text-transform: uppercase;
}
.hero__scroll i { width: 1px; height: 46px; background: rgba(243,239,230,.5); overflow: hidden; position: relative; }
.hero__scroll i::after {
  content: ""; position: absolute; top: -50%; left: 0; width: 100%; height: 50%;
  background: var(--gold); animation: scrollLine 2.2s var(--ease) infinite;
}
@keyframes scrollLine { 0%{transform:translateY(0)} 100%{transform:translateY(300%)} }

/* =========================================================
   INTRO
   ========================================================= */
.intro { padding: clamp(6rem,14vh,11rem) var(--pad) clamp(4rem,9vh,7rem); }
.intro__grid {
  display: grid; grid-template-columns: 1.35fr 1fr;
  gap: clamp(2rem,6vw,6rem); align-items: end;
}
.intro__lead .eyebrow { display: block; margin-bottom: 1.4rem; }
.statement {
  font-size: clamp(1.9rem, 4.4vw, 3.6rem); max-width: 15ch;
}
.statement span { display: block; }
.intro__aside {
  display: flex; flex-direction: column; gap: 1.5rem; padding-bottom: .3rem;
}
.intro__aside p { max-width: 44ch; color: var(--ink-2); }

/* =========================================================
   SERVICES / INDEX LIST
   ========================================================= */
.services { position: relative; padding: clamp(4rem,9vh,7rem) var(--pad) clamp(5rem,11vh,9rem); }
.services__head {
  display: flex; flex-direction: column; align-items: flex-start;
  gap: 1rem; margin-bottom: 3rem;
}
.section-title { font-size: clamp(2rem, 5vw, 4rem); }

.index { list-style: none; border-top: 1px solid var(--line); }
.index__row {
  position: relative; display: grid;
  grid-template-columns: auto 1fr 2fr auto; align-items: center;
  gap: clamp(1rem,3vw,3rem);
  padding: clamp(1.6rem,3.4vw,2.8rem) 0;
  border-bottom: 1px solid var(--line);
  cursor: pointer; transition: color .4s var(--ease); z-index: 1;
}
.index__no { font-size: .8rem; letter-spacing: .1em; color: var(--gold-d); font-weight: 600; }
.index__name {
  font-family: var(--f-display); font-weight: 300;
  font-size: clamp(1.9rem, 4.2vw, 3.4rem); line-height: 1;
  letter-spacing: -.02em; transition: transform .5s var(--ease);
}
.index__desc { color: var(--ink-2); max-width: 40ch; font-size: .98rem; }
.index__arrow { font-size: 1.4rem; opacity: .4; transition: transform .5s var(--ease), opacity .4s; }
.index__row:hover { border-color: rgba(23,40,74,.35); }
.index__row:hover .index__name { transform: translateX(1.2rem); }
.index__row:hover .index__arrow { transform: translateX(.5rem); opacity: 1; color: var(--gold-d); }

/* =========================================================
   LISTINGS / OBJEKTE GRID
   ========================================================= */
.listings { background: var(--navy); color: var(--paper); padding: clamp(4.5rem,10vh,8rem) var(--pad); }
.listings__head {
  display: flex; justify-content: space-between; align-items: flex-end;
  gap: 2rem; margin-bottom: clamp(2.5rem,5vh,4rem); flex-wrap: wrap;
}
.listings__title { font-size: clamp(2rem, 4.6vw, 3.8rem); }
.listings__note { color: rgba(243,239,230,.65); max-width: 34ch; font-size: .95rem; }

.listings__grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: clamp(1.4rem, 2.4vw, 2.4rem);
}
.card { display: flex; flex-direction: column; }
.card__media {
  position: relative; display: block; overflow: hidden; border-radius: 3px;
  aspect-ratio: 4 / 3;
}
.card__media img { transition: transform 1s var(--ease); }
.card:hover .card__media img { transform: scale(1.06); }
.card__tag {
  position: absolute; top: 1rem; left: 1rem; z-index: 2;
  background: var(--gold); color: var(--navy);
  font-size: .68rem; letter-spacing: .16em; text-transform: uppercase; font-weight: 700;
  padding: .45em 1em; border-radius: 100px;
}
.card__tag--rent { background: var(--paper); }
.card__body { padding: 1.4rem 0 0; border-bottom: 1px solid var(--line-l); padding-bottom: 1.4rem; }
.card__loc { font-size: .78rem; letter-spacing: .14em; text-transform: uppercase; color: rgba(243,239,230,.6); }
.card__title {
  font-family: var(--f-display); font-weight: 400; font-size: 1.5rem;
  line-height: 1.1; margin: .5rem 0 1rem; letter-spacing: -.01em;
}
.card__facts { list-style: none; display: flex; flex-wrap: wrap; gap: .5rem 1.1rem; margin-bottom: 1.1rem; }
.card__facts li { position: relative; font-size: .9rem; color: rgba(243,239,230,.75); padding-left: 1rem; }
.card__facts li::before { content: ""; position: absolute; left: 0; top: .55em; width: 5px; height: 5px; border-radius: 50%; background: var(--gold); }
.card__price { font-family: var(--f-display); font-size: 1.35rem; color: var(--gold); }
.card__price small { font-family: var(--f-sans); font-size: .8rem; color: rgba(243,239,230,.55); letter-spacing: .02em; }

.listings__foot { margin-top: clamp(2.5rem,5vh,4rem); display: flex; justify-content: center; }
.listings__disclaim {
  margin-top: 1.4rem; text-align: center; font-size: .82rem;
  color: rgba(243,239,230,.45); letter-spacing: .02em;
}

/* =========================================================
   VALUATION CTA
   ========================================================= */
.valuation {
  background: var(--navy-d); color: var(--paper);
  text-align: center; padding: clamp(6rem,15vh,11rem) var(--pad);
  display: flex; flex-direction: column; align-items: center; gap: 1.4rem;
  border-top: 1px solid var(--line-l);
}
.valuation .eyebrow { color: var(--gold); }
.valuation__title { font-size: clamp(2.6rem, 8vw, 7rem); }
.valuation__title em { font-style: italic; color: var(--gold); }
.valuation__lead { max-width: 46ch; color: rgba(243,239,230,.8); }
.valuation .btn { margin-top: 1rem; }

/* =========================================================
   PROOF / NUMBERS
   ========================================================= */
.proof { padding: clamp(5rem,12vh,9rem) var(--pad); }
.proof__grid {
  display: grid; grid-template-columns: repeat(3,1fr);
  gap: 3rem; border-top: 1px solid var(--line); padding-top: 3.5rem;
}
.proof__cell { display: flex; flex-direction: column; gap: .8rem; }
.proof__num {
  font-family: var(--f-display); font-weight: 300;
  font-size: clamp(3.2rem, 8vw, 6.5rem); line-height: 1; letter-spacing: -.03em;
  color: var(--navy);
}
.proof__label { color: var(--ink-2); max-width: 22ch; font-size: .95rem; }

/* =========================================================
   FOOTER
   ========================================================= */
.footer { background: var(--navy); color: var(--paper); padding: clamp(4rem,9vh,7rem) var(--pad) 2.5rem; overflow: hidden; }
.footer__top {
  display: flex; justify-content: space-between; gap: 3rem; flex-wrap: wrap;
  padding-bottom: clamp(3rem,7vh,5rem);
}
.footer__title { font-size: clamp(2.4rem, 6vw, 5rem); }
.footer__contact { display: flex; flex-direction: column; gap: .8rem; font-size: 1.1rem; }
.footer__contact a { color: var(--paper); text-decoration: none; opacity: .85; transition: opacity .3s, color .3s; }
.footer__contact a:hover { opacity: 1; color: var(--gold); }
.footer__contact p { color: rgba(243,239,230,.6); font-size: .95rem; }
.footer__wordmark {
  font-family: var(--f-display); font-weight: 300; font-style: italic;
  font-size: clamp(6rem, 30vw, 26rem); line-height: .8; letter-spacing: -.03em;
  color: rgba(197,162,78,.12); user-select: none;
  border-bottom: 1px solid var(--line-l); padding-bottom: .1em;
}
.footer__bottom {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: 1.6rem; font-size: .85rem; color: rgba(243,239,230,.55); flex-wrap: wrap; gap: 1rem;
}
.footer__legal { display: flex; gap: 1.6rem; }
.footer__legal a { color: inherit; text-decoration: none; }
.footer__legal a:hover { color: var(--gold); }

/* =========================================================
   INNER PAGES
   ========================================================= */
/* solid nav offset: inner pages have no full-bleed hero behind the nav */
body.page { padding-top: 0; }
.page .nav { position: sticky; background: var(--navy); color: var(--paper); box-shadow: 0 1px 0 var(--line-l); }

.page-banner {
  background: var(--navy); color: var(--paper);
  padding: clamp(7rem,16vh,11rem) var(--pad) clamp(3rem,7vh,5rem);
}
.page-banner__eyebrow { color: var(--gold); }
.page-banner h1 {
  font-family: var(--f-display); font-weight: 300; letter-spacing: -.02em; line-height: .98;
  font-size: clamp(2.6rem, 7vw, 6rem); margin: 1.1rem 0 1.4rem; max-width: 16ch;
}
.page-banner p { color: rgba(243,239,230,.75); max-width: 52ch; font-size: 1.1rem; }

.section { padding: clamp(4rem,9vh,7rem) var(--pad); }
.section--tint { background: var(--paper-2); }
.wrap { max-width: 72rem; margin: 0 auto; }
.wrap--narrow { max-width: 44rem; margin: 0 auto; }

.prose p { color: var(--ink-2); max-width: 62ch; margin-bottom: 1.2rem; }
.prose h2 {
  font-family: var(--f-display); font-weight: 300; letter-spacing: -.01em;
  font-size: clamp(1.7rem,3.4vw,2.6rem); margin: 0 0 1.4rem;
}
.prose h3 { font-size: 1.15rem; font-weight: 600; margin: 2rem 0 .6rem; }
.prose a { color: var(--gold-d); }

/* feature blocks (e.g. detailed services) */
.feature {
  display: grid; grid-template-columns: auto 1fr; gap: 1.4rem 2rem;
  padding: clamp(1.8rem,3.5vw,2.6rem) 0; border-top: 1px solid var(--line);
}
.feature:last-child { border-bottom: 1px solid var(--line); }
.feature__no { font-size: .8rem; letter-spacing: .1em; font-weight: 600; color: var(--gold-d); padding-top: .5rem; }
.feature__body h2 { font-family: var(--f-display); font-weight: 300; font-size: clamp(1.7rem,3.6vw,2.7rem); letter-spacing: -.01em; margin-bottom: .8rem; }
.feature__body p { color: var(--ink-2); max-width: 54ch; margin-bottom: 1rem; }
.feature__list { list-style: none; display: flex; flex-wrap: wrap; gap: .6rem 1.4rem; }
.feature__list li { position: relative; padding-left: 1.1rem; font-size: .95rem; color: var(--ink-2); }
.feature__list li::before { content: ""; position: absolute; left: 0; top: .6em; width: 6px; height: 6px; border-radius: 50%; background: var(--gold); }

/* about / two column */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem,5vw,4.5rem); align-items: center; }
.split__media { aspect-ratio: 4/5; border-radius: 4px; overflow: hidden; }

/* section heading (inner pages) */
.lead-h {
  font-family: var(--f-display); font-weight: 300; letter-spacing: -.01em; line-height: 1.02;
  font-size: clamp(1.8rem, 4vw, 3rem); margin: .9rem 0 clamp(2rem,4vh,2.8rem); max-width: 20ch;
}

/* values grid */
.values { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(1.6rem,3vw,2.6rem); }
.value { padding-top: 1.4rem; border-top: 2px solid var(--gold); }
.value h3 { font-family: var(--f-display); font-weight: 400; font-size: 1.5rem; letter-spacing: -.01em; margin-bottom: .6rem; }
.value p { color: var(--ink-2); font-size: .98rem; }

/* forms */
.form { display: grid; gap: 1.3rem; }
.form__row { display: grid; gap: 1.3rem; grid-template-columns: 1fr 1fr; }
.field { display: flex; flex-direction: column; gap: .5rem; }
.field label { font-size: .82rem; letter-spacing: .04em; font-weight: 600; color: var(--ink); }
.field input, .field select, .field textarea {
  font-family: inherit; font-size: 1rem; color: var(--ink);
  background: var(--paper); border: 1px solid var(--line); border-radius: 3px;
  padding: .85em 1em; transition: border-color .3s var(--ease);
}
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--gold); }
.field textarea { min-height: 140px; resize: vertical; }
.form__hint { font-size: .82rem; color: var(--ink-2); }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form__note { font-size: .82rem; color: var(--ink-2); background: var(--paper-2); border-left: 2px solid var(--gold); padding: .9em 1.1em; border-radius: 0 3px 3px 0; }

/* legal text */
.legal h2 { font-family: var(--f-sans); font-weight: 600; font-size: 1.15rem; margin: 2.2rem 0 .6rem; }
.legal p, .legal address { color: var(--ink-2); font-style: normal; margin-bottom: 1rem; max-width: 62ch; line-height: 1.7; }
.legal .placeholder { background: rgba(197,162,78,.16); padding: 0 .25em; border-radius: 2px; }

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 980px) {
  .listings__grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 860px) {
  .nav__links {
    display: none; position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; align-items: flex-start; gap: 1.3rem;
    background: var(--navy); color: var(--paper);
    padding: 1.6rem var(--pad) 2rem; box-shadow: 0 24px 40px rgba(15,29,56,.35);
  }
  .nav.is-open .nav__links { display: flex; }
  .nav__links a { color: var(--paper); font-size: 1.05rem; }
  .nav__cta { border-color: var(--gold); color: var(--gold); }
  .nav__burger { display: flex; flex-direction: column; gap: 5px; }
  .nav__burger span { width: 26px; height: 2px; background: currentColor; display: block; }
  .hero__meta { display: none; }
  .intro__grid { grid-template-columns: 1fr; gap: 1.8rem; align-items: start; }
  .index__row { grid-template-columns: auto 1fr; gap: .4rem 1.2rem; }
  .index__desc { grid-column: 1 / -1; }
  .index__arrow { display: none; }
  .index__preview { display: none; }
  .listings__grid { grid-template-columns: 1fr; }
  .proof__grid { grid-template-columns: 1fr; gap: 2.4rem; }
  .footer__top { flex-direction: column; }
  .split { grid-template-columns: 1fr; }
  .values { grid-template-columns: 1fr; gap: 1.6rem; }
  .form__row { grid-template-columns: 1fr; }
  .feature { grid-template-columns: 1fr; gap: .8rem; }
}