/* ============================================================
   VantageDM website — base styles + 3 variant themes
   Variants: dark | light | bold
   ============================================================ */

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  font-family: var(--font-body);
  font-feature-settings: "ss01", "cv11";
  background: var(--bg);
  color: var(--fg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: 0; background: none; color: inherit; }

/* -----------------------------------------------------------
   Variant: DARK PREMIUM (default)
   ----------------------------------------------------------- */
:root,
[data-variant="dark"] {
  --bg: #0c1426;
  --bg-alt: #111c33;
  --bg-card: #16243f;
  --fg: #f4f1ea;
  --fg-muted: #8b9bb8;
  --fg-dim: #5a6a86;
  --border: rgba(255,255,255,0.08);
  --border-strong: rgba(255,255,255,0.18);
  --accent: #e38a37;
  --accent-soft: rgba(227,138,55,0.14);
  --brand-blue: #344f84;
  --brand-blue-light: #5878b8;

  --font-display: "Fraunces", "Times New Roman", serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", "SF Mono", Consolas, monospace;

  --radius: 4px;
  --radius-lg: 8px;

  --shadow-card: 0 1px 0 rgba(255,255,255,0.04) inset, 0 24px 60px -30px rgba(0,0,0,0.6);

  color-scheme: dark;
}

/* -----------------------------------------------------------
   Variant: EDITORIAL LIGHT
   ----------------------------------------------------------- */
[data-variant="light"] {
  --bg: #e8f0f8;
  --bg-alt: #dce8f4;
  --bg-card: #ffffff;
  --fg: #14213d;
  --fg-muted: #5a6478;
  --fg-dim: #8b94a8;
  --border: rgba(20,33,61,0.10);
  --border-strong: rgba(20,33,61,0.22);
  --accent: #c97326;
  --accent-soft: rgba(201,115,38,0.12);
  --brand-blue: #2a4677;
  --brand-blue-light: #4a6bb0;

  --shadow-card: 0 1px 2px rgba(20,33,61,0.04), 0 12px 32px -16px rgba(20,33,61,0.18);
  color-scheme: light;
}

/* -----------------------------------------------------------
   Variant: CHALLENGER BOLD — high contrast, brutalist-leaning
   ----------------------------------------------------------- */
[data-variant="bold"] {
  --bg: #ffffff;
  --bg-alt: #111111;
  --bg-card: #ffffff;
  --fg: #0a0a0a;
  --fg-muted: #444444;
  --fg-dim: #8a8a8a;
  --border: rgba(0,0,0,0.14);
  --border-strong: rgba(0,0,0,0.9);
  --accent: #e07a1f;
  --accent-soft: rgba(224,122,31,0.10);
  --brand-blue: #1a3a78;
  --brand-blue-light: #3a5da0;

  --radius: 0px;
  --radius-lg: 0px;

  --shadow-card: 4px 4px 0 #0a0a0a;
  color-scheme: light;
}

/* -----------------------------------------------------------
   Density
   ----------------------------------------------------------- */
:root { --section-py: 120px; --container-px: 56px; }
[data-density="compact"] { --section-py: 72px; --container-px: 40px; }

/* -----------------------------------------------------------
   Layout primitives
   ----------------------------------------------------------- */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--container-px);
}

.section { padding-top: var(--section-py); padding-bottom: var(--section-py); }

.eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.eyebrow::before {
  content: "";
  width: 18px; height: 1px;
  background: var(--accent);
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.05;
  color: var(--fg);
  text-wrap: balance;
}
[data-variant="bold"] h1,
[data-variant="bold"] h2,
[data-variant="bold"] h3,
[data-variant="bold"] h4 {
  font-family: var(--font-body);
  font-weight: 800;
  letter-spacing: -0.035em;
}

p { color: var(--fg-muted); line-height: 1.55; text-wrap: pretty; }

/* -----------------------------------------------------------
   Buttons
   ----------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 22px;
  border-radius: var(--radius);
  font-weight: 500;
  font-size: 14px;
  letter-spacing: -0.005em;
  transition: transform .15s ease, background .2s ease, color .2s ease, box-shadow .2s ease;
  white-space: nowrap;
}
.btn-primary {
  background: var(--accent);
  color: #fff;
}
[data-variant="bold"] .btn-primary {
  background: #0a0a0a;
  color: #fff;
  border: 2px solid #0a0a0a;
  box-shadow: 4px 4px 0 var(--accent);
}
[data-variant="bold"] .btn-primary:hover {
  transform: translate(-2px,-2px);
  box-shadow: 6px 6px 0 var(--accent);
}
.btn-primary:hover { filter: brightness(1.06); }

.btn-ghost {
  border: 1px solid var(--border-strong);
  color: var(--fg);
}
.btn-ghost:hover { background: var(--bg-card); }
[data-variant="bold"] .btn-ghost {
  border: 2px solid #0a0a0a;
}
[data-variant="bold"] .btn-ghost:hover {
  background: #0a0a0a;
  color: #fff;
}

.btn-arrow::after {
  content: "→";
  transition: transform .2s ease;
}
.btn-arrow:hover::after { transform: translateX(3px); }

/* -----------------------------------------------------------
   Nav
   ----------------------------------------------------------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: #fff;
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-body);
  font-weight: 800;
  font-size: 18px;
  letter-spacing: -0.02em;
}
/* Lift the navy in the supplied logo so it's readable on the dark variant background */
[data-variant="dark"] .brand-mark { filter: brightness(1.55) saturate(1.05); }
.nav-logo .blue { color: var(--brand-blue-light); }
.nav-logo .orange { color: var(--accent); }
[data-variant="light"] .nav-logo .blue { color: var(--brand-blue); }
[data-variant="bold"] .nav-logo .blue { color: var(--fg); }

.nav-actions {
  display: flex;
  align-items: center;
  gap: 36px;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}
.nav-link {
  font-size: 14px;
  color: var(--fg-muted);
  transition: color .2s ease;
  position: relative;
}
.nav-link:hover, .nav-link.active { color: var(--fg); }
.nav-link.active::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -26px;
  height: 2px;
  background: var(--accent);
}

/* Hamburger button */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  flex-shrink: 0;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--fg);
  border-radius: 2px;
  transition: transform .2s ease, opacity .2s ease;
}
.nav-toggle.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.is-open span:nth-child(2) { opacity: 0; }
.nav-toggle.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 768px) {
  .nav-toggle { display: flex; }
  .nav-actions { gap: 16px; }

  .nav-links {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: #fff;
    border-bottom: 1px solid var(--border);
    z-index: 49;
  }
  .nav-links.is-open { display: flex; }

  .nav-link {
    padding: 15px 24px;
    font-size: 15px;
    border-bottom: 1px solid var(--border);
  }
  .nav-link.active::after { display: none; }
}

/* -----------------------------------------------------------
   Hero
   ----------------------------------------------------------- */
.hero {
  position: relative;
  padding-top: clamp(80px, 12vw, 160px);
  padding-bottom: clamp(60px, 8vw, 120px);
  overflow: hidden;
}
.hero h1 {
  font-size: clamp(40px, 5.5vw, 72px);
  margin: 24px 0 28px;
  max-width: 14ch;
}
.hero h1 em {
  font-style: italic;
  color: var(--accent);
  font-weight: 400;
}
[data-variant="bold"] .hero h1 em {
  font-style: normal;
  background: var(--accent);
  color: #fff;
  padding: 0 0.2em;
}
.hero-sub {
  font-size: clamp(16px, 1.4vw, 19px);
  max-width: 56ch;
  margin-bottom: 40px;
}
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; }

.hero-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 80px;
  align-items: end;
}
@media (max-width: 960px) {
  .hero-grid { grid-template-columns: 1fr; gap: 48px; }
}

.hero-stat-stack {
  display: grid;
  gap: 20px;
}
.hero-stat {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px 22px;
  background: var(--bg-card);
  box-shadow: var(--shadow-card);
}
.hero-stat .num {
  font-family: var(--font-display);
  font-size: 44px;
  letter-spacing: -0.03em;
  color: var(--fg);
  line-height: 1;
}
[data-variant="bold"] .hero-stat .num {
  font-family: var(--font-body);
  font-weight: 800;
}
.hero-stat .label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-top: 8px;
}

/* -----------------------------------------------------------
   Logo strip / industries
   ----------------------------------------------------------- */
.industry-strip {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 28px 0;
}
.industry-strip-inner {
  display: flex;
  align-items: center;
  gap: 40px;
  flex-wrap: wrap;
  justify-content: space-between;
}
.industry-strip .label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--fg-dim);
}
.industry-pill {
  font-size: 14px;
  color: var(--fg-muted);
  font-weight: 500;
}

/* -----------------------------------------------------------
   Services grid
   ----------------------------------------------------------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-top: 60px;
}
@media (max-width: 900px) {
  .services-grid { grid-template-columns: 1fr; }
}
.service-card {
  background: var(--bg);
  padding: 40px 32px;
  display: flex;
  flex-direction: column;
  min-height: 320px;
  transition: background .2s ease;
}
.service-card:hover { background: var(--bg-alt); }
.service-card .num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--fg-dim);
  margin-bottom: 28px;
}
.service-card h3 {
  font-size: 26px;
  margin-bottom: 14px;
}
.service-card p { font-size: 15px; }
.service-card .arrow {
  margin-top: auto;
  padding-top: 28px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--accent);
  letter-spacing: 0.04em;
}

/* -----------------------------------------------------------
   Process steps
   ----------------------------------------------------------- */
.process {
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
[data-variant="bold"] .process {
  background: #0a0a0a;
  color: #fff;
}
[data-variant="bold"] .process h2,
[data-variant="bold"] .process .step h3 { color: #fff; }
[data-variant="bold"] .process p { color: rgba(255,255,255,0.7); }
[data-variant="bold"] .process .step { border-color: rgba(255,255,255,0.18); }
[data-variant="bold"] .process .step .num { color: var(--accent); }

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  margin-top: 60px;
  position: relative;
}
@media (max-width: 900px) {
  .process-grid { grid-template-columns: 1fr 1fr; }
}
.step {
  border-top: 1px solid var(--border-strong);
  padding-top: 24px;
}
.step .num {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--accent);
  letter-spacing: 0.08em;
  margin-bottom: 16px;
}
.step h3 { font-size: 20px; margin-bottom: 10px; }
.step p { font-size: 14px; }

/* -----------------------------------------------------------
   Big CTA
   ----------------------------------------------------------- */
.cta-section {
  position: relative;
  padding-top: clamp(80px, 10vw, 140px);
  padding-bottom: clamp(80px, 10vw, 140px);
  overflow: hidden;
}
.cta-card {
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  padding: clamp(40px, 6vw, 80px);
  background:
    radial-gradient(circle at 80% -20%, var(--accent-soft), transparent 60%),
    var(--bg-card);
  position: relative;
  overflow: hidden;
}
[data-variant="bold"] .cta-card {
  background: #0a0a0a;
  color: #fff;
  border: 0;
}
[data-variant="bold"] .cta-card h2 { color: #fff; }
[data-variant="bold"] .cta-card p { color: rgba(255,255,255,0.7); }
.cta-card h2 {
  font-size: clamp(40px, 5.5vw, 72px);
  max-width: 18ch;
  margin-bottom: 24px;
}
.cta-card p { font-size: 17px; max-width: 52ch; margin-bottom: 32px; }

/* -----------------------------------------------------------
   Footer
   ----------------------------------------------------------- */
.footer {
  border-top: 1px solid var(--border);
  padding: 56px 0 36px;
  background: #fff;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
}
@media (max-width: 800px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
.footer h4 {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--fg-dim);
  margin-bottom: 18px;
  font-weight: 500;
}
.footer ul { list-style: none; display: grid; gap: 10px; }
.footer ul a { font-size: 14px; color: var(--fg-muted); }
.footer ul a:hover { color: var(--fg); }
.footer-bottom {
  border-top: 1px solid var(--border);
  margin-top: 48px;
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--fg-dim);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* -----------------------------------------------------------
   Page header (sub-pages)
   ----------------------------------------------------------- */
.page-head {
  padding-top: clamp(60px, 8vw, 120px);
  padding-bottom: clamp(40px, 5vw, 70px);
  border-bottom: 1px solid var(--border);
}
.page-head h1 {
  font-size: clamp(40px, 5.5vw, 72px);
  margin: 20px 0 24px;
  max-width: 18ch;
}
.page-head p {
  font-size: 18px;
  max-width: 60ch;
}

/* -----------------------------------------------------------
   Services page detail rows
   ----------------------------------------------------------- */
.detail-row {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 60px;
  padding: 56px 0;
  border-bottom: 1px solid var(--border);
}
@media (max-width: 800px) { .detail-row { grid-template-columns: 1fr; gap: 24px; } }
.detail-row .meta {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--fg-dim);
}
.detail-row h2 {
  font-size: clamp(28px, 3.4vw, 44px);
  margin-bottom: 18px;
}
.detail-row p { font-size: 16px; max-width: 64ch; margin-bottom: 16px; }
.detail-row ul {
  list-style: none;
  margin-top: 28px;
  display: grid;
  gap: 12px;
}
.detail-row ul li {
  display: grid;
  grid-template-columns: 22px 1fr;
  gap: 8px;
  font-size: 15px;
  color: var(--fg);
}
.detail-row ul li::before {
  content: "→";
  color: var(--accent);
  font-family: var(--font-mono);
}

/* -----------------------------------------------------------
   Verticals chips
   ----------------------------------------------------------- */
.vertical-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-top: 32px;
}
@media (max-width: 800px) { .vertical-grid { grid-template-columns: 1fr 1fr; } }
.vertical {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px 20px 24px;
  background: var(--bg-card);
  box-shadow: var(--shadow-card);
  min-height: 110px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.vertical .tag {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--fg-dim);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.vertical .name {
  font-family: var(--font-display);
  font-size: 22px;
  letter-spacing: -0.02em;
  margin-top: 8px;
  color: var(--fg);
}
[data-variant="bold"] .vertical .name {
  font-family: var(--font-body);
  font-weight: 700;
}

/* -----------------------------------------------------------
   About page
   ----------------------------------------------------------- */
.about-lead {
  font-family: var(--font-display);
  font-size: clamp(26px, 3vw, 40px);
  line-height: 1.25;
  letter-spacing: -0.015em;
  color: var(--fg);
  max-width: 24ch;
}
[data-variant="bold"] .about-lead {
  font-family: var(--font-body);
  font-weight: 600;
}
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
  padding: 80px 0;
}
@media (max-width: 800px) { .about-grid { grid-template-columns: 1fr; gap: 32px; } }
.about-grid .body p { margin-bottom: 18px; font-size: 16px; }

.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
@media (max-width: 800px) { .values-grid { grid-template-columns: 1fr; } }
.value {
  background: var(--bg);
  padding: 48px 36px;
}
.value .num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--fg-dim);
}
.value h3 { font-size: 22px; margin: 20px 0 10px; }
.value p { font-size: 14px; }

/* -----------------------------------------------------------
   Contact form
   ----------------------------------------------------------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 80px;
  padding: 80px 0;
}
@media (max-width: 800px) { .contact-grid { grid-template-columns: 1fr; gap: 40px; } }

.contact-info { display: grid; gap: 32px; align-content: start; }
.contact-info .block .label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--fg-dim);
  margin-bottom: 8px;
}
.contact-info .block .value {
  font-family: var(--font-display);
  font-size: 22px;
  color: var(--fg);
  letter-spacing: -0.01em;
}
[data-variant="bold"] .contact-info .block .value {
  font-family: var(--font-body);
  font-weight: 600;
}

.form {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
  display: grid;
  gap: 18px;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 600px) { .form-row { grid-template-columns: 1fr; } }
.field { display: grid; gap: 6px; }
.field label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--fg-dim);
}
.field input,
.field select,
.field textarea {
  font: inherit;
  background: var(--bg);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  padding: 12px 14px;
  color: var(--fg);
  font-size: 15px;
  transition: border-color .15s ease, background .15s ease;
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: 0;
  border-color: var(--accent);
  background: var(--bg-alt);
}
.field textarea { min-height: 140px; resize: vertical; }

.form-success {
  padding: 24px;
  border: 1px dashed var(--accent);
  border-radius: var(--radius);
  font-size: 15px;
  color: var(--fg);
  background: var(--accent-soft);
}

/* -----------------------------------------------------------
   Decorative diagram (hero, dark variant)
   ----------------------------------------------------------- */
.diagram {
  position: relative;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg, transparent, var(--accent-soft) 200%),
    var(--bg-card);
  padding: 28px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--fg-muted);
  box-shadow: var(--shadow-card);
}
.diagram .row {
  display: flex;
  justify-content: space-between;
  padding: 8px 0;
  border-bottom: 1px dashed var(--border);
}
.diagram .row:last-child { border-bottom: 0; }
.diagram .row .v { color: var(--fg); }
.diagram .row .v .pct { color: var(--accent); margin-left: 6px; }

/* -----------------------------------------------------------
   Animations
   ----------------------------------------------------------- */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: none; }
}
.fade-up { animation: fadeUp .5s ease both; }
.fade-up.d1 { animation-delay: .08s; }
.fade-up.d2 { animation-delay: .16s; }
.fade-up.d3 { animation-delay: .24s; }
.fade-up.d4 { animation-delay: .32s; }

/* Variant transition smoothing */
* { transition: background-color .25s ease, border-color .25s ease, color .2s ease; }