:root {
  --ivory: #f6f1e8;
  --ivory-2: #efe6d6;
  --navy: #14233a;
  --navy-2: #0e1a2c;
  --gold: #b8893a;
  --terra: #9a4a36;
  --rule: rgba(20, 35, 58, 0.16);
  --serif: "Libre Baskerville", Georgia, serif;
  --sans: "Manrope", sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--ivory);
  color: var(--navy);
  font-family: var(--sans);
  line-height: 1.7;
}
img { max-width: 100%; display: block; }
a { color: inherit; }

.letterhead {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 1.5rem;
  align-items: center;
  padding: 1.4rem 5vw 1rem;
  border-bottom: 3px double var(--navy);
  background: var(--ivory);
  position: sticky;
  top: 0;
  z-index: 20;
}
.crest {
  width: 54px; height: 54px;
  border: 2px solid var(--navy);
  display: grid; place-items: center;
  font-family: var(--serif);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
}
.brand small { display: block; letter-spacing: 0.22em; text-transform: uppercase; font-size: 0.68rem; color: var(--gold); }
.brand strong { font-family: var(--serif); font-size: 1.35rem; }
.filemeta { font-size: 0.75rem; text-align: right; color: var(--terra); letter-spacing: 0.04em; }
nav { display: flex; flex-wrap: wrap; gap: 0.9rem; justify-content: center; }
nav a { text-decoration: none; font-size: 0.78rem; letter-spacing: 0.08em; text-transform: uppercase; }
.tools { display: flex; gap: 0.5rem; align-items: center; }
.lang button {
  border: 1px solid var(--navy); background: transparent; padding: 0.3rem 0.55rem; cursor: pointer; font: inherit; font-size: 0.72rem;
}
.lang button.active { background: var(--navy); color: var(--ivory); }
.burger { display: none; width: 42px; height: 42px; border: 1px solid var(--navy); background: transparent; }

.hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 78vh;
}
.hero-copy { padding: 7vh 6vw 6vh 5vw; }
.file-no {
  font-size: 0.75rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--terra);
}
h1, h2, h3 { font-family: var(--serif); font-weight: 400; line-height: 1.2; }
h1 { font-size: clamp(2.1rem, 4.2vw, 3.6rem); margin: 0.8rem 0 1.1rem; }
.lede { font-size: 1.08rem; max-width: 38rem; }
.hero img { width: 100%; height: 100%; object-fit: cover; min-height: 420px; filter: sepia(0.15); }
.stamp {
  position: absolute; right: 8%; bottom: 8%;
  width: 130px; height: 130px; border: 3px solid var(--terra); border-radius: 50%;
  display: grid; place-items: center; text-align: center; transform: rotate(14deg);
  color: var(--terra); font-size: 0.68rem; letter-spacing: 0.12em; text-transform: uppercase;
  background: rgba(246,241,232,0.75);
}
.hero-visual { position: relative; }

.btns { display: flex; gap: 0.8rem; flex-wrap: wrap; margin-top: 1.6rem; }
.btn {
  display: inline-block; padding: 0.75rem 1.2rem; text-decoration: none;
  background: var(--navy); color: var(--ivory); letter-spacing: 0.08em; text-transform: uppercase; font-size: 0.75rem; border: 0; cursor: pointer;
}
.btn.line { background: transparent; color: var(--navy); border: 1px solid var(--navy); }

.ribbon {
  background: var(--navy);
  color: var(--ivory);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.ribbon div { padding: 1.2rem 5vw; border-right: 1px solid rgba(246,241,232,0.15); font-size: 0.85rem; }
.ribbon strong { display: block; font-family: var(--serif); font-size: 1.05rem; color: var(--gold); }

.dossier { padding: 5.5rem 5vw; }
.kicker { letter-spacing: 0.2em; text-transform: uppercase; font-size: 0.72rem; color: var(--gold); }
h2 { font-size: clamp(1.7rem, 3vw, 2.6rem); max-width: 22ch; }

.articles { counter-reset: art; }
.articles article {
  counter-increment: art;
  display: grid;
  grid-template-columns: 5rem 1fr;
  gap: 1.2rem;
  padding: 1.4rem 0;
  border-bottom: 1px solid var(--rule);
}
.articles article::before {
  content: "Art. " counter(art);
  font-family: var(--serif);
  color: var(--terra);
  font-size: 0.9rem;
}

.tabs { display: flex; gap: 0; border-bottom: 1px solid var(--navy); margin: 2rem 0 0; flex-wrap: wrap; }
.tabs button {
  background: transparent; border: 1px solid var(--navy); border-bottom: 0; padding: 0.7rem 1.1rem;
  font: inherit; cursor: pointer; margin-right: -1px;
}
.tabs button.active { background: var(--navy); color: var(--ivory); }
.panel { display: none; padding: 1.6rem; border: 1px solid var(--navy); border-top: 0; background: #fffaf3; }
.panel.active { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 1.5rem; }
.panel img { height: 100%; min-height: 240px; object-fit: cover; }

.hours-table { width: 100%; border-collapse: collapse; }
.hours-table td { border-bottom: 1px solid var(--rule); padding: 0.55rem 0; }

.timeline { display: grid; grid-template-columns: repeat(6, 1fr); gap: 0; margin-top: 2rem; }
.timeline div {
  padding: 1.1rem 0.8rem;
  border-top: 4px solid var(--gold);
  border-right: 1px solid var(--rule);
  min-height: 170px;
}
.timeline span { display: block; font-family: var(--serif); color: var(--terra); margin-bottom: 0.4rem; }

.two { display: grid; grid-template-columns: 1fr 1fr; gap: 2.5rem; }
.card-doc { background: #fffaf3; border: 1px solid var(--rule); padding: 1.4rem; box-shadow: 8px 8px 0 rgba(20,35,58,0.06); }
.quote {
  font-family: var(--serif); font-style: italic; font-size: 1.15rem;
  border-left: 3px solid var(--gold); padding-left: 1rem;
}

details { border-bottom: 1px solid var(--rule); padding: 0.9rem 0; }
summary { cursor: pointer; font-weight: 700; }

.gallery { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0.6rem; }
.gallery img { height: 180px; width: 100%; object-fit: cover; filter: sepia(0.2); }

.contact {
  display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 2rem;
  background: var(--navy-2); color: var(--ivory); padding: 4.5rem 5vw;
}
.contact a { color: var(--gold); }
label { display: block; font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 0.3rem; }
input, select, textarea { width: 100%; padding: 0.7rem; border: 1px solid rgba(246,241,232,0.25); background: #14233a; color: var(--ivory); font: inherit; margin-bottom: 0.8rem; }
.ok { display: none; background: rgba(184,137,58,0.2); border: 1px solid var(--gold); padding: 0.7rem; }
.ok.show { display: block; }

footer { padding: 2.2rem 5vw; font-size: 0.85rem; display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 1.5rem; border-top: 3px double var(--navy); }

@media (max-width: 980px) {
  .letterhead, .hero, .ribbon, .articles article, .panel.active, .timeline, .two, .gallery, .contact, footer { grid-template-columns: 1fr; }
  nav { display: none; }
  nav.open { display: flex; flex-direction: column; position: absolute; top: 100%; left: 0; right: 0; background: var(--ivory); padding: 1rem 5vw; border-bottom: 1px solid var(--navy); }
  .burger { display: block; }
  .letterhead { position: relative; }
  .timeline div { border-right: 0; border-bottom: 1px solid var(--rule); }
}