/* The Horizon Works Group — practical software company
   Shares the Horizon brand palette; differentiated with geometric sans display
   and a bridge-arc motif. Voice: calm, capable, exact, useful. */

:root {
  --navy: #15233E;
  --navy-700: #1d2f4f;
  --ink: #191B1F;
  --ivory: #F5F0E6;
  --paper: #FBF8F1;
  --sand: #EFE7D8;
  --brass: #B89B5E;
  --brass-deep: #9a7e44;
  --slate: #61707E;
  --bluegray: #8DA0AE;
  --line: rgba(25, 27, 31, 0.12);
  --line-strong: rgba(25, 27, 31, 0.22);

  --display: "Avenir Next", "Avenir Next LT Pro", "Avenir", "Segoe UI", Roboto, system-ui, sans-serif;
  --sans: "Avenir Next", "Avenir Next LT Pro", "Avenir", "Segoe UI", Roboto, system-ui, sans-serif;

  --maxw: 1180px;
  --gutter: clamp(1.25rem, 5vw, 4rem);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0; font-family: var(--sans); color: var(--ink); background: var(--paper);
  line-height: 1.65; font-size: 17px; -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding-inline: var(--gutter); }

/* Type */
h1, h2, h3 { font-family: var(--display); font-weight: 600; color: var(--navy); margin: 0; letter-spacing: -0.02em; }
h1 { font-size: clamp(2.5rem, 6vw, 4.3rem); line-height: 1.05; }
h2 { font-size: clamp(1.9rem, 4vw, 2.9rem); line-height: 1.1; }
h3 { font-size: 1.25rem; line-height: 1.3; letter-spacing: -0.01em; }
p { margin: 0 0 1.1rem; }
.lead { font-size: clamp(1.1rem, 1.9vw, 1.38rem); color: #41454b; line-height: 1.55; max-width: 44ch; }
.eyebrow { font-family: var(--sans); text-transform: uppercase; letter-spacing: 0.2em; font-size: 0.72rem; font-weight: 600; color: var(--brass-deep); margin: 0 0 1.1rem; }
.eyebrow.on-dark { color: var(--brass); }

/* Bridge-arc mark + wordmark */
.bridge-mark { width: 42px; height: auto; flex: none; }
.bridge-mark .arc { fill: var(--brass); }
.bridge-mark .pier { fill: var(--navy); }
.lockup--invert .bridge-mark .pier { fill: var(--ivory); }

.lockup { display: inline-flex; align-items: center; gap: 0.7rem; }
/* Real Horizon Works logo (navy-on-white PNG); multiply drops the white box out on the warm page. */
.nav-logo { height: 50px; width: auto; display: block; mix-blend-mode: multiply; }
.wordmark { font-family: var(--display); font-weight: 700; letter-spacing: -0.02em; line-height: 1; font-size: 1.16rem; }
.wordmark .h { color: var(--navy); }
.wordmark .w { color: var(--slate); }
.wordmark .g { display: block; font-size: 0.54rem; font-weight: 600; letter-spacing: 0.32em; color: var(--brass-deep); margin-top: 0.3rem; }
.lockup--invert .wordmark .h { color: var(--ivory); }
.lockup--invert .wordmark .w { color: var(--bluegray); }
.lockup--invert .wordmark .g { color: var(--brass); }

/* Buttons */
.btn { display: inline-flex; align-items: center; gap: 0.5rem; font-family: var(--sans); font-weight: 600; font-size: 0.92rem; padding: 0.85rem 1.5rem; border-radius: 4px; border: 1px solid var(--navy); background: var(--navy); color: var(--ivory); cursor: pointer; transition: background .2s, color .2s, border-color .2s, transform .2s; }
.btn:hover { background: var(--navy-700); transform: translateY(-1px); }
.btn--ghost { background: transparent; color: var(--navy); border-color: var(--line-strong); }
.btn--ghost:hover { border-color: var(--navy); }
.btn--brass { background: var(--brass); border-color: var(--brass); color: var(--navy); }
.btn--brass:hover { background: var(--brass-deep); border-color: var(--brass-deep); color: var(--ivory); }
.btn--on-dark.btn--ghost { color: var(--ivory); border-color: rgba(245,240,230,0.32); }
.btn--on-dark.btn--ghost:hover { border-color: var(--ivory); }

/* Header */
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(251,248,241,0.86); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; height: 76px; }
.nav-links { display: flex; align-items: center; gap: 2rem; }
.nav-links a { font-size: 0.9rem; font-weight: 500; color: #3a3e44; }
.nav-links a:hover { color: var(--brass-deep); }
.header-cta { display: inline-flex; align-items: center; gap: 1.5rem; }

/* Hero */
.hero { position: relative; padding: clamp(3.5rem, 9vw, 7rem) 0 clamp(3rem, 7vw, 5.5rem); overflow: hidden; }
.hero::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; background: linear-gradient(90deg, transparent, var(--line-strong) 20%, var(--line-strong) 80%, transparent); }
.hero-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: clamp(2rem, 5vw, 4rem); align-items: center; }
.hero h1 { margin-bottom: 1.3rem; }
.hero h1 .accent { color: var(--brass-deep); }
.hero .lead { margin-bottom: 2rem; max-width: 46ch; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.9rem; }
.hero-aside { display: flex; justify-content: center; }
.hero-aside .hero-logo { width: min(380px, 92%); height: auto; mix-blend-mode: multiply; }

/* Sections */
section { padding-block: clamp(3.5rem, 8vw, 6.5rem); }
.section-head { max-width: 56ch; margin-bottom: clamp(2rem, 4vw, 3.2rem); }
.section-head p { color: #41454b; margin-top: 0.9rem; }

/* Capability cards */
.svc-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.svc { background: var(--paper); padding: 2.1rem 1.9rem 2.2rem; display: flex; flex-direction: column; gap: 0.6rem; position: relative; transition: background .25s; }
.svc:hover { background: #fff; }
.svc::before { content: ""; position: absolute; top: 0; left: 0; width: 38px; height: 2px; background: var(--brass); }
.svc .num { font-family: var(--display); font-weight: 600; font-size: 0.9rem; color: var(--brass-deep); }
.svc p { font-size: 0.95rem; color: #4a4e54; margin: 0; }

/* Approach steps */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(1.2rem, 3vw, 2.4rem); }
.step { border-top: 1px solid var(--line-strong); padding-top: 1.3rem; }
.step .s-n { font-weight: 700; font-size: 0.78rem; letter-spacing: 0.18em; color: var(--brass-deep); }
.step h3 { font-size: 1.15rem; margin: 0.7rem 0 0.5rem; }
.step p { font-size: 0.92rem; color: var(--slate); margin: 0; }

/* ATLAS product band */
.atlas { background: var(--navy); color: var(--ivory); position: relative; overflow: hidden; }
.atlas h2, .atlas h3 { color: var(--ivory); }
.atlas .eyebrow { color: var(--brass); }
.atlas .atlas-grid { display: grid; grid-template-columns: 0.95fr 1.05fr; gap: clamp(2rem, 5vw, 4.5rem); align-items: center; }
.atlas .product-card { background: #fff; border-radius: 8px; padding: 2.2rem; box-shadow: 0 30px 60px -30px rgba(0,0,0,.5); }
.atlas .product-card img { width: 100%; max-width: 360px; margin: 0 auto; }
.atlas .product-card .meta { margin-top: 1.4rem; padding-top: 1.2rem; border-top: 1px solid var(--line); text-align: center; font-size: 0.8rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--slate); }
.atlas .lead { color: #c8cdd6; max-width: 46ch; }
.atlas .expand { font-size: 0.9rem; color: var(--bluegray); margin: 0.4rem 0 1.6rem; letter-spacing: 0.02em; }
.atlas .feat { list-style: none; margin: 1.5rem 0 2rem; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 0.7rem 1.4rem; }
.atlas .feat li { position: relative; padding-left: 1.4rem; font-size: 0.95rem; color: #d6dae1; }
.atlas .feat li::before { content: ""; position: absolute; left: 0; top: 0.6em; width: 7px; height: 7px; background: var(--brass); transform: rotate(45deg); }

/* About */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 6vw, 5rem); align-items: start; }
.about-grid .lede { font-family: var(--display); font-weight: 500; font-size: clamp(1.3rem, 2.4vw, 1.8rem); line-height: 1.35; color: var(--navy); letter-spacing: -0.01em; }
.about-meta { border-top: 1px solid var(--line); }
.about-meta .row { display: flex; justify-content: space-between; gap: 1rem; padding: 0.95rem 0; border-bottom: 1px solid var(--line); font-size: 0.92rem; }
.about-meta .row dt { color: var(--slate); }
.about-meta .row dd { margin: 0; color: var(--ink); font-weight: 500; text-align: right; }

/* Contact */
.contact { background: var(--sand); }
.contact-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: clamp(2rem, 5vw, 4rem); align-items: center; }
.contact h2 { margin-bottom: 1rem; }
.contact-card { background: var(--paper); border: 1px solid var(--line); padding: 2.2rem; border-radius: 8px; }
.contact-card .k { font-size: 0.74rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--brass-deep); }
.contact-card .email { font-family: var(--display); font-weight: 600; font-size: clamp(1.15rem, 2.2vw, 1.55rem); color: var(--navy); margin: 0.5rem 0 1.6rem; word-break: break-word; }

/* Footer */
.site-footer { background: var(--navy); color: #aeb6c2; padding-block: clamp(3rem, 6vw, 4.5rem) 2rem; }
.site-footer .top { display: flex; justify-content: space-between; align-items: flex-start; gap: 2rem; flex-wrap: wrap; padding-bottom: 2.2rem; border-bottom: 1px solid rgba(245,240,230,0.12); }
.site-footer .tagline { font-family: var(--display); font-weight: 500; color: var(--ivory); font-size: 1.2rem; max-width: 26ch; }
.site-footer nav { display: flex; gap: 1.6rem; flex-wrap: wrap; }
.site-footer nav a { color: #aeb6c2; font-size: 0.9rem; }
.site-footer nav a:hover { color: var(--brass); }
.site-footer .legal { display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; padding-top: 1.6rem; font-size: 0.8rem; color: #7c8696; }

/* Reveal */
.reveal { opacity: 0; transform: translateY(14px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: none; }

/* Responsive */
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-aside { display: none; }
  .svc-grid, .atlas .atlas-grid, .about-grid, .contact-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .atlas .feat { grid-template-columns: 1fr; }
  .nav-links { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { transition: none; opacity: 1; transform: none; }
  .btn:hover { transform: none; }
}