/* HD1 Consulting — draft landing (locked palette) */
:root {
  --ink: #0a0a0a;
  --cobalt: #1d4ed8;
  --cobalt-hover: #1e40af;
  --slate: #64748b;
  --slate-soft: #94a3b8;
  --bg: #ffffff;
  --bg-muted: #f8fafc;
  --border: #e2e8f0;
  --max: 1100px;
  --radius: 12px;
  --shadow: 0 1px 2px rgba(10, 10, 10, 0.04), 0 8px 24px rgba(10, 10, 10, 0.06);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--cobalt);
  text-decoration-thickness: 1.5px;
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--cobalt-hover);
}

a:focus-visible,
.btn:focus-visible {
  outline: 3px solid var(--cobalt);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--ink);
  color: #fff;
  padding: 0.75rem 1rem;
  z-index: 100;
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
}

.wrap {
  width: min(100% - 2.5rem, var(--max));
  margin-inline: auto;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 0.85rem 0;
}

.logo {
  width: 160px;
  height: auto;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1.35rem;
  font-size: 0.95rem;
  font-weight: 600;
}

.nav a {
  color: var(--ink);
  text-decoration: none;
}

.nav a:hover {
  color: var(--cobalt);
}

/* Hero */
.hero {
  padding: 4.5rem 0 4rem;
  background:
    linear-gradient(180deg, var(--bg-muted) 0%, var(--bg) 100%);
  border-bottom: 1px solid var(--border);
}

.hero-inner {
  max-width: 42rem;
}

.hero h1 {
  margin: 0 0 1rem;
  font-size: clamp(1.85rem, 4.2vw, 2.75rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  font-weight: 800;
  color: var(--ink);
}

.subhead {
  margin: 0 0 1.75rem;
  font-size: clamp(1.05rem, 2vw, 1.2rem);
  color: var(--slate);
  max-width: 38rem;
}

.btn {
  display: inline-block;
  background: var(--cobalt);
  color: #fff !important;
  font-weight: 700;
  font-size: 1rem;
  padding: 0.85rem 1.4rem;
  border-radius: 8px;
  text-decoration: none;
  box-shadow: 0 1px 2px rgba(29, 78, 216, 0.25);
}

.btn:hover {
  background: var(--cobalt-hover);
}

/* Services */
.services {
  padding: 4rem 0;
}

.services h2,
.about h2,
.contact h2 {
  margin: 0 0 1.5rem;
  font-size: clamp(1.4rem, 2.5vw, 1.75rem);
  letter-spacing: -0.015em;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem 1.4rem 1.6rem;
  box-shadow: var(--shadow);
}

.card h3 {
  margin: 0 0 0.65rem;
  font-size: 1.15rem;
  color: var(--ink);
}

.card h3::before {
  content: "";
  display: block;
  width: 2rem;
  height: 3px;
  background: var(--cobalt);
  border-radius: 2px;
  margin-bottom: 0.85rem;
}

.card p {
  margin: 0;
  color: var(--slate);
  font-size: 0.98rem;
}

/* About */
.about {
  padding: 3.5rem 0;
  background: var(--bg-muted);
  border-block: 1px solid var(--border);
}

.about-inner {
  max-width: 40rem;
}

.about p {
  margin: 0;
  color: var(--slate);
  font-size: 1.05rem;
}

/* Contact */
.contact {
  padding: 4rem 0;
}

.contact-inner {
  max-width: 36rem;
}

.contact-lead {
  margin: 0 0 1.25rem;
  color: var(--slate);
  font-size: 1.08rem;
}

.contact-email {
  margin: 0 0 0.5rem;
  font-size: 1.25rem;
  font-weight: 700;
}

.contact-email a {
  text-decoration: none;
}

.contact-email a:hover {
  text-decoration: underline;
}

.contact-note {
  margin: 0;
  font-size: 0.9rem;
  color: var(--slate-soft);
  font-style: italic;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 1.5rem 0 2rem;
  background: var(--bg);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem 1.5rem;
}

.footer-inner p {
  margin: 0;
  font-size: 0.875rem;
  color: var(--slate);
}

.draft-badge {
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 0.75rem !important;
  color: var(--ink) !important;
  background: #fef3c7;
  border: 1px solid #f59e0b;
  padding: 0.3rem 0.55rem;
  border-radius: 6px;
}

/* Responsive */
@media (max-width: 860px) {
  .cards {
    grid-template-columns: 1fr;
  }

  .hero {
    padding: 3.25rem 0 3rem;
  }
}

@media (max-width: 560px) {
  .header-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }

  .logo {
    width: 140px;
  }

  .wrap {
    width: min(100% - 1.75rem, var(--max));
  }
}