/* Montsavalt Holdings — corporate website */

:root {
  --navy: #15233f;
  --navy-2: #1d3057;
  --slate: #3c4a63;
  --ink: #20262f;
  --body: #424b58;
  --muted: #7a8493;
  --line: #e3e6ec;
  --bg: #ffffff;
  --bg-alt: #f5f7fa;
  --accent: #a8854b;     /* muted bronze/gold */
  --accent-d: #8c6c39;
  --maxw: 1140px;
  --radius: 6px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--body);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  margin: 0;
  color: var(--ink);
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.01em;
}

p { margin: 0 0 1.1em; }
a { color: var(--accent-d); text-decoration: none; }
a:hover { color: var(--navy); }

.container { max-width: var(--maxw); margin: 0 auto; padding: 0 2rem; }

.eyebrow {
  font-size: 0.74rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 700;
  margin: 0 0 1rem;
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: saturate(150%) blur(6px);
  border-bottom: 1px solid var(--line);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}
.logo { display: flex; align-items: center; gap: 0.7rem; }
.logo:hover { color: inherit; }
.logo .mark {
  width: 38px; height: 38px;
  flex: none;
  display: grid; place-items: center;
  background: var(--navy);
  color: #fff;
  border-radius: 5px;
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.02em;
  font-family: Georgia, serif;
}
.logo .logotype { display: flex; flex-direction: column; line-height: 1.15; }
.logo .name { color: var(--ink); font-weight: 700; font-size: 1.06rem; letter-spacing: 0.01em; }
.logo .sub { color: var(--muted); font-size: 0.68rem; letter-spacing: 0.14em; text-transform: uppercase; }

.nav { display: flex; gap: 2rem; }
.nav a {
  color: var(--slate);
  font-size: 0.92rem;
  font-weight: 500;
  padding: 0.4rem 0;
  border-bottom: 2px solid transparent;
}
.nav a:hover { color: var(--navy); }
.nav a.current { color: var(--navy); border-bottom-color: var(--accent); }

/* ---------- Hero ---------- */
.hero {
  background:
    linear-gradient(180deg, rgba(21,35,63,0.0), rgba(21,35,63,0.0)),
    radial-gradient(1200px 500px at 80% -10%, rgba(168,133,75,0.18), transparent 60%),
    linear-gradient(160deg, #15233f 0%, #1d3057 60%, #233a68 100%);
  color: #e8ecf4;
}
.hero .container { padding-top: 6rem; padding-bottom: 6rem; max-width: 1000px; }
.hero .eyebrow { color: var(--accent); }
.hero h1 {
  color: #fff;
  font-size: clamp(2.1rem, 5vw, 3.4rem);
  letter-spacing: -0.02em;
  max-width: 18ch;
  margin-bottom: 1.4rem;
}
.hero p {
  font-size: 1.18rem;
  color: #c3ccdb;
  max-width: 62ch;
  margin-bottom: 0;
}
.hero .divider {
  width: 64px; height: 3px; background: var(--accent);
  margin: 0 0 2.2rem;
}

/* ---------- Sections ---------- */
.section { padding: 5rem 0; }
.section.alt { background: var(--bg-alt); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-head { max-width: 720px; margin-bottom: 3rem; }
.section-head h2 { font-size: clamp(1.6rem, 3vw, 2.1rem); margin-bottom: 0.8rem; }
.section-head p { color: var(--body); font-size: 1.05rem; margin: 0; }

/* ---------- Cards ---------- */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.6rem; }
.card {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 2rem 1.8rem;
  transition: box-shadow 0.2s, transform 0.2s, border-color 0.2s;
}
.card:hover { box-shadow: 0 12px 30px rgba(21,35,63,0.08); transform: translateY(-2px); border-color: #d4d9e2; }
.card .icon {
  width: 46px; height: 46px;
  display: grid; place-items: center;
  border-radius: 6px;
  background: rgba(168,133,75,0.12);
  color: var(--accent-d);
  margin-bottom: 1.2rem;
}
.card .icon svg { width: 24px; height: 24px; }
.card h3 { font-size: 1.12rem; margin-bottom: 0.5rem; }
.card p { font-size: 0.96rem; margin: 0; color: var(--body); }

/* ---------- Split content ---------- */
.split { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 3.5rem; align-items: start; }
.split h2 { font-size: clamp(1.6rem, 3vw, 2.1rem); margin-bottom: 1.1rem; }
.facts { border-top: 1px solid var(--line); }
.facts .row { display: flex; justify-content: space-between; gap: 1rem; padding: 0.9rem 0; border-bottom: 1px solid var(--line); }
.facts .k { color: var(--muted); font-size: 0.9rem; }
.facts .v { color: var(--ink); font-weight: 600; font-size: 0.95rem; text-align: right; }

/* ---------- Page header (interior) ---------- */
.page-hero { background: var(--bg-alt); border-bottom: 1px solid var(--line); }
.page-hero .container { padding-top: 3.6rem; padding-bottom: 3.6rem; }
.page-hero h1 { font-size: clamp(1.9rem, 4vw, 2.7rem); margin-bottom: 0.6rem; }
.page-hero p { color: var(--body); font-size: 1.08rem; max-width: 64ch; margin: 0; }

.prose { max-width: 720px; }
.prose h2 { font-size: 1.4rem; margin: 2.4rem 0 0.7rem; }
.prose p { color: var(--body); }
.note {
  margin-top: 2.6rem;
  padding: 1.2rem 1.4rem;
  background: var(--bg-alt);
  border-left: 3px solid var(--accent);
  border-radius: 4px;
  font-size: 0.95rem;
  color: var(--slate);
}
.note p { margin: 0; }

/* ---------- Footer ---------- */
.site-footer { background: var(--navy); color: #aab4c6; }
.site-footer .container { padding-top: 3.6rem; padding-bottom: 2rem; }
.foot-grid { display: grid; grid-template-columns: 1.6fr 1fr 1.4fr; gap: 2.5rem; }
.site-footer .brand { display: flex; align-items: center; gap: 0.7rem; margin-bottom: 1rem; }
.site-footer .brand .mark {
  width: 34px; height: 34px; flex: none; display: grid; place-items: center;
  background: #fff; color: var(--navy); border-radius: 5px; font-weight: 700;
  font-family: Georgia, serif;
}
.site-footer .brand .name { color: #fff; font-weight: 700; font-size: 1rem; }
.site-footer p { color: #9aa6ba; font-size: 0.92rem; max-width: 42ch; }
.foot-col h4 { color: #fff; font-size: 0.78rem; letter-spacing: 0.14em; text-transform: uppercase; margin-bottom: 1rem; }
.foot-col a { display: block; color: #aab4c6; font-size: 0.94rem; padding: 0.28rem 0; }
.foot-col a:hover { color: #fff; }
.foot-col .legal { color: #8b97ad; font-size: 0.86rem; line-height: 1.6; }
.foot-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  margin-top: 2.6rem; padding-top: 1.4rem;
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 0.6rem;
  color: #7e8aa0; font-size: 0.84rem;
}

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .cards { grid-template-columns: 1fr; }
  .split { grid-template-columns: 1fr; gap: 2rem; }
  .foot-grid { grid-template-columns: 1fr; gap: 2rem; }
  .nav { gap: 1.2rem; }
}
@media (max-width: 640px) {
  .container { padding: 0 1.3rem; }
  .nav { display: none; }
  .hero .container { padding-top: 4rem; padding-bottom: 4rem; }
}