/* ==========================================================
   Premium Bau – Stylesheet
   ========================================================== */
:root {
  --navy-900: #0b1220;
  --navy-800: #111a2e;
  --navy-700: #1a2540;
  --gold: #c9a45c;
  --gold-light: #e2c58a;
  --text: #1c2333;
  --muted: #5d6679;
  --bg: #ffffff;
  --bg-soft: #f5f3ee;
  --border: #e6e2d8;
  --radius: 14px;
  --shadow: 0 10px 30px rgba(11, 18, 32, .08);
  --max: 1180px;
  --font: "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  --font-serif: Georgia, "Times New Roman", serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { line-height: 1.2; margin: 0 0 .6em; }
h1, h2 { font-family: var(--font-serif); font-weight: 600; letter-spacing: -.01em; }
p { margin: 0 0 1em; }

.container { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 20px; }
.section { padding: 96px 0; }
.section--soft { background: var(--bg-soft); }
.section--dark { background: var(--navy-900); color: #fff; }

.eyebrow {
  display: inline-block;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 14px;
}
.section-head { max-width: 680px; margin: 0 auto 56px; text-align: center; }
.section-head h2 { font-size: clamp(1.9rem, 3.5vw, 2.6rem); }
.section-head p { color: var(--muted); font-size: 1.08rem; }
.section--dark .section-head p { color: #b8c0d2; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 15px 28px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 1rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform .2s, background .2s, color .2s, border-color .2s, box-shadow .2s;
  font-family: inherit;
}
.btn svg { width: 20px; height: 20px; }
.btn--gold { background: var(--gold); color: var(--navy-900); }
.btn--gold:hover { background: var(--gold-light); transform: translateY(-2px); box-shadow: 0 10px 24px rgba(201, 164, 92, .35); }
.btn--ghost { border-color: rgba(255,255,255,.35); color: #fff; }
.btn--ghost:hover { border-color: var(--gold); color: var(--gold); }
.btn--dark { background: var(--navy-900); color: #fff; }
.btn--dark:hover { background: var(--navy-700); transform: translateY(-2px); }

/* Header */
.header {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  transition: background .3s, box-shadow .3s, padding .3s;
  padding: 20px 0;
}
.header.scrolled { background: rgba(11, 18, 32, .96); box-shadow: 0 4px 20px rgba(0,0,0,.25); padding: 12px 0; }
.header .container { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.logo { display: flex; align-items: center; gap: 12px; color: #fff; }
.logo-mark {
  width: 42px; height: 42px; border-radius: 10px;
  background: linear-gradient(135deg, var(--gold), #9c7a3a);
  display: grid; place-items: center;
  color: var(--navy-900); font-family: var(--font-serif); font-weight: 700; font-size: 1.25rem;
}
.logo-text { font-family: var(--font-serif); font-size: 1.35rem; font-weight: 600; letter-spacing: .01em; }
.logo-text span { color: var(--gold); }

.nav { display: flex; align-items: center; gap: 30px; }
.nav a { color: #dfe4ee; font-size: .95rem; font-weight: 500; transition: color .2s; }
.nav a:hover { color: var(--gold); }
.nav .btn { padding: 11px 22px; font-size: .92rem; color: var(--navy-900); }
.nav .btn:hover { color: var(--navy-900); }

.nav-toggle {
  display: none; background: none; border: 0; cursor: pointer; padding: 8px;
  color: #fff;
}
.nav-toggle svg { width: 28px; height: 28px; }

/* Hero */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex; align-items: center;
  color: #fff;
  background:
    radial-gradient(1200px 600px at 85% 20%, rgba(201,164,92,.18), transparent 60%),
    radial-gradient(900px 500px at 10% 90%, rgba(60,90,160,.25), transparent 60%),
    linear-gradient(160deg, var(--navy-900) 0%, var(--navy-800) 55%, var(--navy-700) 100%);
  overflow: hidden;
  padding: 140px 0 100px;
}
.hero::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(to bottom, #000 30%, transparent 100%);
  -webkit-mask-image: linear-gradient(to bottom, #000 30%, transparent 100%);
}
.hero .container { position: relative; display: grid; grid-template-columns: 1.15fr .85fr; gap: 60px; align-items: center; }
.hero h1 { font-size: clamp(2.4rem, 5.4vw, 4.1rem); margin-bottom: 22px; }
.hero h1 em { font-style: normal; color: var(--gold); }
.hero-lead { font-size: 1.18rem; color: #c3cad9; max-width: 560px; margin-bottom: 36px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 44px; }
.hero-points { display: flex; flex-wrap: wrap; gap: 12px 28px; padding: 0; margin: 0; list-style: none; color: #dfe4ee; font-size: .95rem; }
.hero-points li { display: flex; align-items: center; gap: 8px; }
.hero-points svg { width: 18px; height: 18px; color: var(--gold); flex-shrink: 0; }

.hero-card {
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 22px;
  padding: 34px;
  backdrop-filter: blur(8px);
  box-shadow: 0 30px 60px rgba(0,0,0,.35);
}
.hero-card h3 { font-family: var(--font-serif); font-size: 1.45rem; font-weight: 600; margin-bottom: 6px; }
.hero-card > p { color: #b8c0d2; font-size: .95rem; margin-bottom: 22px; }
.hero-card-list { list-style: none; padding: 0; margin: 0 0 26px; display: grid; gap: 12px; }
.hero-card-list li {
  display: flex; align-items: center; gap: 14px;
  padding: 13px 16px;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 12px;
  font-size: .96rem;
}
.hero-card-list svg { width: 22px; height: 22px; color: var(--gold); flex-shrink: 0; }
.hero-card .btn { width: 100%; }

/* Trust bar */
.trust { background: var(--navy-800); color: #fff; padding: 34px 0; border-top: 1px solid rgba(255,255,255,.06); }
.trust .container { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.trust-item { display: flex; align-items: center; gap: 14px; }
.trust-item svg { width: 34px; height: 34px; color: var(--gold); flex-shrink: 0; }
.trust-item strong { display: block; font-size: 1rem; }
.trust-item span { font-size: .86rem; color: #a9b2c6; }

/* Services */
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.service {
  position: relative;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  transition: transform .25s, box-shadow .25s, border-color .25s;
  overflow: hidden;
}
.service::after {
  content: ""; position: absolute; left: 0; top: 0; height: 3px; width: 0;
  background: var(--gold); transition: width .35s;
}
.service:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: transparent; }
.service:hover::after { width: 100%; }
.service-icon {
  width: 58px; height: 58px; border-radius: 14px;
  background: var(--navy-900); color: var(--gold);
  display: grid; place-items: center; margin-bottom: 22px;
}
.service-icon svg { width: 28px; height: 28px; }
.service h3 { font-size: 1.2rem; margin-bottom: 10px; }
.service p { color: var(--muted); font-size: .97rem; margin-bottom: 14px; }
.service ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 6px; }
.service li { font-size: .9rem; color: var(--text); display: flex; gap: 8px; align-items: flex-start; }
.service li::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--gold); margin-top: .6em; flex-shrink: 0; }

.service--feature {
  background: linear-gradient(160deg, var(--navy-900), var(--navy-700));
  color: #fff; border-color: transparent;
}
.service--feature p { color: #b8c0d2; }
.service--feature li { color: #e3e7f0; }
.service--feature .service-icon { background: var(--gold); color: var(--navy-900); }
.service--feature .btn { margin-top: 22px; }

/* Process */
.process { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; counter-reset: step; }
.step { position: relative; padding-top: 10px; }
.step-num {
  font-family: var(--font-serif);
  font-size: 3.2rem; line-height: 1;
  color: var(--gold);
  margin-bottom: 16px;
}
.step h3 { font-size: 1.15rem; }
.step p { color: #b8c0d2; font-size: .96rem; }
.step:not(:last-child)::after {
  content: ""; position: absolute; top: 34px; right: -14px; width: 28px; height: 1px;
  background: rgba(201,164,92,.5);
}

/* Why us */
.why { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.why h2 { font-size: clamp(1.9rem, 3.5vw, 2.6rem); }
.why-text > p { color: var(--muted); font-size: 1.05rem; }
.why-list { list-style: none; padding: 0; margin: 28px 0 0; display: grid; gap: 18px; }
.why-list li { display: flex; gap: 16px; }
.why-list .tick {
  width: 38px; height: 38px; border-radius: 50%; flex-shrink: 0;
  background: rgba(201,164,92,.15); color: #9c7a3a;
  display: grid; place-items: center;
}
.why-list .tick svg { width: 20px; height: 20px; }
.why-list strong { display: block; margin-bottom: 2px; }
.why-list span { color: var(--muted); font-size: .95rem; }

.why-visual {
  position: relative;
  border-radius: 22px;
  background: linear-gradient(160deg, var(--navy-900), var(--navy-700));
  padding: 44px;
  color: #fff;
  box-shadow: var(--shadow);
  overflow: hidden;
}
.why-visual::before {
  content: ""; position: absolute; width: 320px; height: 320px; border-radius: 50%;
  right: -120px; top: -120px;
  background: radial-gradient(circle, rgba(201,164,92,.35), transparent 70%);
}
.why-visual blockquote {
  position: relative;
  margin: 0 0 30px;
  font-family: var(--font-serif);
  font-size: 1.5rem;
  line-height: 1.45;
}
.why-visual blockquote::before { content: "\201C"; display: block; color: var(--gold); font-size: 4rem; line-height: 1; height: .5em; margin-bottom: 14px; }
.why-visual cite { font-style: normal; color: #b8c0d2; font-size: .95rem; }
.why-visual cite strong { color: var(--gold); display: block; font-size: 1rem; }
.why-stats { position: relative; display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 34px; padding-top: 28px; border-top: 1px solid rgba(255,255,255,.12); }
.why-stats strong { display: block; font-family: var(--font-serif); font-size: 1.7rem; color: var(--gold); }
.why-stats span { font-size: .82rem; color: #b8c0d2; }

/* Area */
.area { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; max-width: 900px; margin: 0 auto; }
.area span {
  padding: 9px 18px; border-radius: 999px;
  background: #fff; border: 1px solid var(--border);
  font-size: .92rem; font-weight: 500;
}

/* FAQ */
.faq { max-width: 820px; margin: 0 auto; display: grid; gap: 14px; }
.faq details {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 0 24px; transition: box-shadow .2s;
}
.faq details[open] { box-shadow: var(--shadow); }
.faq summary {
  cursor: pointer; list-style: none;
  padding: 20px 0; font-weight: 600; font-size: 1.04rem;
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-size: 1.5rem; color: var(--gold); font-weight: 400; transition: transform .2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { color: var(--muted); padding-bottom: 20px; margin: 0; }

/* Contact */
.contact { display: grid; grid-template-columns: .9fr 1.1fr; gap: 48px; align-items: start; }
.contact-info h2 { font-size: clamp(1.9rem, 3.5vw, 2.6rem); }
.contact-info > p { color: #b8c0d2; font-size: 1.05rem; margin-bottom: 32px; }
.contact-cards { display: grid; gap: 14px; }
.contact-card {
  display: flex; align-items: center; gap: 16px;
  padding: 18px 20px; border-radius: var(--radius);
  background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.1);
  transition: border-color .2s, background .2s;
}
a.contact-card:hover { border-color: var(--gold); background: rgba(201,164,92,.08); }
.contact-card svg { width: 26px; height: 26px; color: var(--gold); flex-shrink: 0; }
.contact-card small { display: block; color: #a9b2c6; font-size: .8rem; text-transform: uppercase; letter-spacing: .08em; }
.contact-card strong { font-size: 1.05rem; }

.form {
  background: #fff; color: var(--text);
  border-radius: 22px; padding: 36px;
  box-shadow: 0 30px 60px rgba(0,0,0,.3);
}
.form h3 { font-family: var(--font-serif); font-size: 1.5rem; font-weight: 600; }
.form > p { color: var(--muted); font-size: .95rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { display: grid; gap: 6px; margin-bottom: 16px; }
.field label { font-size: .86rem; font-weight: 600; }
.field input, .field select, .field textarea {
  width: 100%; font: inherit; font-size: .97rem;
  padding: 13px 15px; border-radius: 10px;
  border: 1px solid var(--border); background: #fbfaf7; color: var(--text);
  transition: border-color .2s, box-shadow .2s;
}
.field textarea { resize: vertical; min-height: 120px; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--gold); box-shadow: 0 0 0 3px rgba(201,164,92,.2);
}
.check { display: flex; gap: 10px; align-items: flex-start; font-size: .85rem; color: var(--muted); margin-bottom: 20px; }
.check input { margin-top: 4px; accent-color: var(--gold); }
.check a { color: var(--text); text-decoration: underline; }
.form .btn { width: 100%; }
.form-note { font-size: .8rem; color: var(--muted); text-align: center; margin: 12px 0 0; }

/* Footer */
.footer { background: #070c17; color: #a9b2c6; padding: 64px 0 28px; font-size: .94rem; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 44px; }
.footer h4 { color: #fff; font-size: .95rem; margin: 0 0 16px; letter-spacing: .04em; }
.footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 9px; }
.footer a:hover { color: var(--gold); }
.footer .logo { margin-bottom: 16px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08); padding-top: 24px;
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; font-size: .86rem;
}
.footer-bottom nav { display: flex; gap: 20px; }

/* Floating call button (mobile) */
.fab {
  position: fixed; right: 18px; bottom: 18px; z-index: 40;
  width: 58px; height: 58px; border-radius: 50%;
  background: var(--gold); color: var(--navy-900);
  display: none; place-items: center;
  box-shadow: 0 10px 25px rgba(0,0,0,.3);
}
.fab svg { width: 26px; height: 26px; }

/* Reveal animation */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* Legal pages */
.legal-hero {
  background: linear-gradient(160deg, var(--navy-900), var(--navy-700));
  color: #fff; padding: 150px 0 60px;
}
.legal-hero h1 { font-size: clamp(2.2rem, 4.5vw, 3rem); margin: 0; }
.legal { padding: 64px 0 96px; }
.legal .container { max-width: 860px; }
.legal h2 { font-family: var(--font); font-size: 1.25rem; font-weight: 700; margin: 40px 0 12px; }
.legal h2:first-child { margin-top: 0; }
.legal p, .legal li { color: #3a4255; }
.legal a { color: #8a6a2c; text-decoration: underline; }
.legal-table { width: 100%; border-collapse: collapse; margin: 8px 0 8px; }
.legal-table th, .legal-table td { text-align: left; padding: 12px 14px; border-bottom: 1px solid var(--border); vertical-align: top; }
.legal-table th { width: 38%; font-weight: 600; color: var(--text); background: var(--bg-soft); }
.placeholder { background: #fff3cd; color: #7a5b00; padding: 1px 6px; border-radius: 4px; font-size: .92em; }

/* Responsive */
@media (max-width: 1024px) {
  .hero .container { grid-template-columns: 1fr; }
  .hero-card { max-width: 560px; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .process { grid-template-columns: repeat(2, 1fr); }
  .step::after { display: none; }
  .why, .contact { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .trust .container { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 820px) {
  .nav {
    position: fixed; inset: 0 0 0 auto; width: min(320px, 85vw);
    flex-direction: column; align-items: flex-start; gap: 22px;
    background: var(--navy-900); padding: 100px 32px 32px;
    transform: translateX(100%); transition: transform .3s ease;
    box-shadow: -10px 0 40px rgba(0,0,0,.4);
  }
  .nav.open { transform: none; }
  .nav a { font-size: 1.1rem; }
  .nav-toggle { display: block; position: relative; z-index: 60; }
  .fab { display: grid; }
}
@media (max-width: 640px) {
  .section { padding: 72px 0; }
  .container { padding: 0 16px; }
  .services-grid, .process, .form-row, .footer-grid, .trust .container { grid-template-columns: 1fr; }
  .hero { padding: 120px 0 72px; }
  .hero-card, .form, .why-visual { padding: 26px 22px; }
  .hero-actions .btn { width: 100%; }
  .legal-table th, .legal-table td { display: block; width: 100%; }
  .legal-table th { border-bottom: 0; padding-bottom: 4px; }
}