:root {
  --ink: #071726;
  --navy: #0c2940;
  --blue: #123d5e;
  --ice: #e9f2f6;
  --paper: #f7f5ef;
  --white: #ffffff;
  --orange: #f47b32;
  --muted: #5d6b76;
  --line: rgba(12, 41, 64, .14);
  --shadow: 0 24px 60px rgba(6, 25, 40, .16);
  --radius: 22px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.65;
}
img { display: block; width: 100%; }
a { color: inherit; }
.wrap { width: min(1160px, calc(100% - 40px)); margin: 0 auto; }
.skip { position: fixed; left: 16px; top: -80px; z-index: 100; background: var(--white); padding: 10px 14px; }
.skip:focus { top: 16px; }

.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(7, 23, 38, .94);
  backdrop-filter: blur(14px);
  color: var(--white);
  border-bottom: 1px solid rgba(255,255,255,.1);
}
.nav { min-height: 74px; display: flex; align-items: center; justify-content: space-between; gap: 26px; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; font-weight: 850; letter-spacing: .08em; }
.brand-mark { display: grid; place-items: center; width: 42px; height: 42px; border-radius: 11px; background: var(--orange); color: var(--ink); letter-spacing: -.06em; }
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a { text-decoration: none; font-size: .94rem; font-weight: 700; }
.nav-links a:hover, .nav-links a[aria-current="page"] { color: #ffad74; }
.nav-cta { padding: 10px 17px; border: 1px solid rgba(255,255,255,.35); border-radius: 999px; }
.menu-button { display: none; color: white; background: transparent; border: 1px solid rgba(255,255,255,.3); border-radius: 10px; padding: 9px 12px; font: inherit; }

.hero { min-height: 690px; color: white; display: grid; align-items: center; position: relative; overflow: hidden; background: var(--ink); }
.hero::before { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(3,15,25,.97) 0%, rgba(4,19,31,.82) 37%, rgba(4,19,31,.15) 70%), url("images/mmt-highway-hero.png") 62% center/cover no-repeat; }
.hero-content { position: relative; z-index: 1; max-width: 680px; padding: 110px 0 100px; }
.eyebrow { margin: 0 0 18px; color: var(--orange); font-size: .78rem; font-weight: 850; letter-spacing: .19em; text-transform: uppercase; }
h1, h2, h3 { margin: 0; line-height: 1.08; letter-spacing: -.035em; }
h1 { font-size: clamp(3rem, 7vw, 6.3rem); max-width: 880px; }
h2 { font-size: clamp(2.1rem, 4.2vw, 4.2rem); }
h3 { font-size: 1.35rem; }
.hero p { max-width: 610px; margin: 26px 0 34px; font-size: clamp(1.05rem, 2vw, 1.28rem); color: #d5e0e6; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 50px; padding: 0 22px; border-radius: 999px; text-decoration: none; font-weight: 800; border: 1px solid transparent; }
.button.primary { background: var(--orange); color: var(--ink); }
.button.secondary { border-color: rgba(255,255,255,.4); color: white; }
.button.dark { background: var(--ink); color: white; }
.button:hover { transform: translateY(-1px); }

.signal-bar { background: var(--orange); color: var(--ink); }
.signals { display: grid; grid-template-columns: repeat(3, 1fr); }
.signal { padding: 24px 28px; border-right: 1px solid rgba(7,23,38,.22); }
.signal:last-child { border-right: 0; }
.signal strong { display: block; font-size: 1.1rem; }
.signal span { font-size: .9rem; }

.section { padding: 100px 0; }
.section.dark { background: var(--ink); color: white; }
.section.blue { background: var(--navy); color: white; }
.section-head { display: flex; justify-content: space-between; align-items: end; gap: 30px; margin-bottom: 48px; }
.section-head p { max-width: 580px; margin: 0; color: var(--muted); }
.dark .section-head p, .blue .section-head p { color: #b9cad5; }
.grid-2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 34px; align-items: center; }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.card { padding: 28px; background: white; border: 1px solid var(--line); border-radius: var(--radius); }
.card .number { color: var(--orange); font-weight: 900; font-size: .78rem; letter-spacing: .16em; }
.card h3 { margin: 40px 0 12px; }
.card p { color: var(--muted); margin: 0; }
.dark .card { background: #0d263a; border-color: rgba(255,255,255,.1); }
.dark .card p { color: #b9cad5; }
.feature-panel { padding: clamp(30px, 6vw, 70px); border-radius: 30px; background: var(--ice); }
.feature-panel p { color: var(--muted); }
.feature-panel ul { padding-left: 20px; }
.quote { font-size: clamp(1.6rem, 3vw, 2.7rem); line-height: 1.25; font-weight: 760; letter-spacing: -.025em; }
.image-card { min-height: 520px; border-radius: 30px; background: url("images/mmt-highway-hero.png") center/cover; box-shadow: var(--shadow); }
.blog-card { overflow: hidden; padding: 0; }
.blog-card img { aspect-ratio: 16/9; object-fit: cover; }
.blog-card-content { padding: 28px; }
.meta { color: var(--muted); font-size: .83rem; font-weight: 750; letter-spacing: .08em; text-transform: uppercase; }
.text-link { color: var(--blue); font-weight: 850; text-decoration-thickness: 2px; text-underline-offset: 4px; }
.dark .text-link { color: #ffad74; }

.page-hero { padding: 110px 0 74px; background: var(--ink); color: white; }
.page-hero h1 { font-size: clamp(2.8rem, 6vw, 5.4rem); }
.page-hero p { max-width: 720px; font-size: 1.18rem; color: #c5d2da; }
.article-hero img { max-height: 640px; object-fit: cover; }
.article-shell { display: grid; grid-template-columns: minmax(0, 760px) 250px; justify-content: center; gap: 70px; align-items: start; padding: 82px 0 110px; }
.prose { font-size: 1.08rem; }
.prose h2 { margin: 64px 0 20px; font-size: clamp(1.9rem, 3vw, 2.7rem); }
.prose h3 { margin: 34px 0 12px; }
.prose p { margin: 0 0 21px; }
.prose li { margin-bottom: 12px; }
.prose a { color: var(--blue); }
.callout { margin: 38px 0; padding: 28px 30px; border-left: 5px solid var(--orange); background: #fff; border-radius: 0 16px 16px 0; }
.callout strong { display: block; margin-bottom: 8px; }
.toc { position: sticky; top: 110px; padding: 24px; border: 1px solid var(--line); border-radius: 18px; background: white; }
.toc strong { display: block; margin-bottom: 12px; }
.toc a { display: block; padding: 7px 0; color: var(--muted); text-decoration: none; font-size: .91rem; }
.source-list { padding-left: 20px; font-size: .94rem; }
.disclaimer { padding: 18px 20px; background: #edf2f4; border-radius: 12px; color: #41505a; font-size: .9rem; }
.road-compare { margin: 42px 0; padding: 18px; background: var(--ink); color: white; border-radius: 22px; }
.road-compare-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.road-compare figure { margin: 0; position: relative; overflow: hidden; border-radius: 14px; background: #102b3f; }
.road-compare img { aspect-ratio: 16/10; object-fit: cover; }
.road-compare figcaption { padding: 13px 15px 16px; font-size: .9rem; color: #cbd9e1; }
.road-compare .compare-answer { margin: 18px 6px 4px; font-weight: 700; }

.site-footer { padding: 62px 0 28px; background: #04111c; color: #b9cad5; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr; gap: 50px; }
.site-footer h3 { color: white; margin-bottom: 18px; }
.site-footer a { color: inherit; }
.footer-bottom { margin-top: 50px; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.11); font-size: .86rem; }

@media (max-width: 820px) {
  .menu-button { display: inline-flex; }
  .nav-links { display: none; position: absolute; left: 0; right: 0; top: 74px; padding: 22px 20px 28px; background: var(--ink); flex-direction: column; align-items: flex-start; }
  .nav-links.open { display: flex; }
  .signals, .cards, .grid-2, .footer-grid, .article-shell { grid-template-columns: 1fr; }
  .signal { border-right: 0; border-bottom: 1px solid rgba(7,23,38,.2); }
  .section-head { align-items: start; flex-direction: column; }
  .toc { position: static; order: -1; }
  .road-compare-grid { grid-template-columns: 1fr; }
  .image-card { min-height: 360px; }
  .hero { min-height: 640px; }
  .hero::before { background: linear-gradient(90deg, rgba(3,15,25,.96), rgba(4,19,31,.52)), url("images/mmt-highway-hero.png") 67% center/cover no-repeat; }
}

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { transition: none !important; } }