:root {
  --yellow: #ffcc00;
  --black: #050505;
  --ink: #151515;
  --muted: #666;
  --line: #e6e0d3;
  --paper: #f7f3ea;
  --white: #fff;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Roboto, Arial, sans-serif;
  color: var(--ink);
  background: var(--paper);
}
a { color: inherit; }
img { max-width: 100%; display: block; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px clamp(18px, 5vw, 72px);
  background: rgba(5, 5, 5, .94);
  color: var(--white);
  backdrop-filter: blur(12px);
}
.brand img { width: 178px; }
.site-nav { display: flex; gap: clamp(16px, 3vw, 42px); font-size: 13px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.site-nav a { text-decoration: none; border-bottom: 2px solid transparent; padding-bottom: 5px; }
.site-nav a:hover { border-color: var(--yellow); color: var(--yellow); }

.hero {
  min-height: calc(100vh - 76px);
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(320px, 1.1fr);
  gap: clamp(24px, 5vw, 80px);
  align-items: center;
  padding: clamp(48px, 8vw, 110px) clamp(18px, 5vw, 72px);
  background: var(--black);
  color: var(--white);
  overflow: hidden;
}
.hero-copy { max-width: 650px; transform: translateY(-4vh); }
.eyebrow, .section-number { color: var(--yellow); font-weight: 900; letter-spacing: .14em; text-transform: uppercase; font-size: 12px; }
h1, h2, h3, p { margin-top: 0; }
h1 { font-size: clamp(54px, 10vw, 132px); line-height: .88; letter-spacing: 0; margin-bottom: 28px; }
h2 { font-size: clamp(34px, 6vw, 78px); line-height: .95; margin-bottom: 0; }
h3 { font-size: clamp(22px, 2.6vw, 34px); line-height: 1; margin-bottom: 12px; }
.hero p:not(.eyebrow), .intro p, .ansatz-band p, .contact-info p, address {
  font-size: clamp(17px, 1.6vw, 22px);
  line-height: 1.55;
}
.hero-media {
  transform: rotate(-3deg) translateX(4vw);
  border: 10px solid var(--yellow);
  box-shadow: -32px 32px 0 rgba(255, 204, 0, .22);
}
.hero-media img { width: 100%; height: min(62vh, 660px); object-fit: cover; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 14px 24px;
  border: 2px solid currentColor;
  border-radius: 0;
  text-decoration: none;
  font-weight: 900;
  letter-spacing: .05em;
  text-transform: uppercase;
  cursor: pointer;
}
.button.primary { background: var(--yellow); color: var(--black); border-color: var(--yellow); }
.button.ghost { color: var(--white); }
.button.dark { background: var(--black); color: var(--white); border-color: var(--black); }

.intro, .ansatz-band, .contact-section {
  display: grid;
  grid-template-columns: minmax(220px, .72fr) minmax(0, 1fr);
  gap: clamp(24px, 5vw, 72px);
  padding: clamp(60px, 9vw, 120px) clamp(18px, 5vw, 72px);
}
.intro { align-items: end; }
.offer-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: clamp(16px, 2vw, 28px);
  padding: 0 clamp(18px, 5vw, 72px) clamp(70px, 9vw, 130px);
}
.offer-card {
  grid-column: span 4;
  min-height: 460px;
  display: grid;
  grid-template-rows: 1fr auto;
  background: var(--white);
  border: 1px solid var(--line);
}
.offer-card.offset { margin-top: 80px; }
.offer-card.tall { grid-row: span 2; min-height: 590px; }
.offer-card.wide { grid-column: 5 / span 8; min-height: 360px; grid-template-columns: 1.1fr .9fr; grid-template-rows: auto; }
.offer-card img { width: 100%; height: 100%; min-height: 250px; object-fit: cover; }
.offer-card div { padding: clamp(20px, 3vw, 34px); }
.offer-card p { color: var(--muted); line-height: 1.55; margin: 0; }

.ansatz-band {
  align-items: center;
  background: var(--yellow);
  color: var(--black);
}
.ansatz-band .section-number { color: var(--black); }

.contact-section { background: var(--white); align-items: start; }
address { font-style: normal; margin: 28px 0; }
.secure-contact-form {
  display: grid;
  gap: 16px;
  padding: clamp(22px, 4vw, 42px);
  background: var(--black);
  color: var(--white);
  transform: translateY(-42px);
}
.secure-contact-form label { display: grid; gap: 7px; font-weight: 700; }
.secure-contact-form input, .secure-contact-form textarea {
  width: 100%;
  min-height: 46px;
  padding: 12px 14px;
  border: 1px solid #333;
  background: #111;
  color: var(--white);
  font: inherit;
}
.secure-contact-form textarea { resize: vertical; }
.hp-field { position: absolute; left: -10000px; opacity: 0; }
.form-status { display: none; padding: 12px 14px; background: #1b1b1b; color: var(--white); }
.form-status.is-visible { display: block; }
.form-status.is-error { background: #8d160f; }

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 34px clamp(18px, 5vw, 72px);
  background: var(--black);
  color: var(--white);
}
.site-footer img { width: 160px; }
.site-footer p { margin: 0; color: #ccc; }
.site-footer a { color: var(--white); text-decoration: none; border-bottom: 1px solid rgba(255, 255, 255, .35); }

@media (max-width: 900px) {
  .site-header, .site-footer { align-items: flex-start; flex-direction: column; }
  .site-nav { flex-wrap: wrap; }
  .hero, .intro, .ansatz-band, .contact-section { grid-template-columns: 1fr; }
  .hero-copy, .hero-media, .secure-contact-form { transform: none; }
  .offer-grid { grid-template-columns: 1fr; }
  .offer-card, .offer-card.tall, .offer-card.wide { grid-column: auto; min-height: auto; grid-template-columns: 1fr; }
  .offer-card.offset { margin-top: 0; }
  .offer-card img { height: 280px; }
}