/* === Agency Development Services — Design System === */
:root {
  --navy: #0B2447;
  --navy-soft: #1A3A6B;
  --cream: #F7F1E5;
  --bg: #FFFFFF;
  --surface: #F5F6F8;
  --muted: #6B7280;
  --border: #E5E7EB;
  --text: #0B2447;
  --shadow-sm: 0 1px 2px rgba(11, 36, 71, 0.04);
  --shadow-md: 0 4px 24px rgba(11, 36, 71, 0.08);
  --radius: 14px;
  --radius-sm: 8px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: 'Inter', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { color: var(--navy); text-decoration: none; transition: opacity .15s ease; }
a:hover { opacity: 0.72; }

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

h1, h2, h3, h4 {
  font-family: 'Inter', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
  color: var(--navy);
  margin: 0 0 .6em;
}

h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); letter-spacing: -0.03em; }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); }
h3 { font-size: 1.3rem; }
h4 { font-size: 1.1rem; }

p { margin: 0 0 1em; }
p.lead { font-size: 1.2rem; color: var(--muted); line-height: 1.55; }

.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 28px;
}

.eyebrow {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--navy);
  opacity: 0.6;
  margin-bottom: 16px;
}

/* === Navigation === */
.nav {
  position: sticky;
  top: 0;
  background: rgba(255,255,255,0.92);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--border);
  z-index: 50;
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 28px;
  max-width: 1180px;
  margin: 0 auto;
}
.nav-logo img { height: 38px; }
.nav-links {
  display: flex;
  gap: 32px;
  align-items: center;
  list-style: none;
  padding: 0;
  margin: 0;
}
.nav-links a {
  font-size: 15px;
  font-weight: 500;
  color: var(--navy);
}
.nav-links a.active { font-weight: 600; }
.nav-cta {
  background: var(--navy);
  color: #fff !important;
  padding: 10px 22px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 14px;
}
.nav-cta:hover { opacity: 0.88; }

@media (max-width: 720px) {
  .nav-links { gap: 18px; }
  .nav-links a:not(.nav-cta) { display: none; }
  .nav-logo img { height: 32px; }
}

/* === Hero === */
.hero {
  padding: 96px 0 80px;
  background: linear-gradient(180deg, #fff 0%, var(--surface) 100%);
  position: relative;
  overflow: hidden;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 64px;
  align-items: center;
}
.hero-headline { font-size: clamp(2.4rem, 5.5vw, 4.2rem); }
.hero-headline em {
  font-style: normal;
  background: linear-gradient(120deg, var(--navy) 0%, #4f7cbe 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-sub {
  font-size: 1.2rem;
  color: var(--muted);
  margin-bottom: 32px;
  max-width: 540px;
}
.hero-cta-row {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}
.hero-art {
  display: flex;
  justify-content: center;
  align-items: center;
}
.hero-art svg { max-width: 380px; width: 100%; }

@media (max-width: 880px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-art { order: -1; }
  .hero-art svg { max-width: 220px; }
}

/* === Buttons === */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 15px;
  transition: all .15s ease;
  cursor: pointer;
  border: none;
  font-family: inherit;
}
.btn-primary {
  background: var(--navy);
  color: #fff;
}
.btn-primary:hover { background: var(--navy-soft); opacity: 1; }
.btn-secondary {
  background: transparent;
  color: var(--navy);
  border: 1.5px solid var(--navy);
}
.btn-secondary:hover { background: var(--navy); color: #fff; opacity: 1; }

/* === Sections === */
section { padding: 88px 0; }
section.alt { background: var(--surface); }
section.dark { background: var(--navy); color: #fff; }
section.dark h1, section.dark h2, section.dark h3 { color: #fff; }
section.dark p { color: rgba(255,255,255,0.78); }
section.dark .eyebrow { color: #fff; opacity: 0.72; }
section.cream { background: var(--cream); }

.section-head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 56px;
}
.section-head p { color: var(--muted); font-size: 1.1rem; }

/* === Service grid === */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 22px;
}
.service-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  transition: all .2s ease;
}
.service-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: transparent;
}
.service-card .icon {
  width: 48px; height: 48px;
  border-radius: 12px;
  background: var(--navy);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}
.service-card h3 { margin-bottom: 10px; }
.service-card p { color: var(--muted); font-size: 15px; margin: 0; }
.service-card ul {
  margin: 14px 0 0;
  padding-left: 18px;
  color: var(--muted);
  font-size: 14px;
}
.service-card ul li { margin-bottom: 4px; }

/* === Audience strip === */
.audience-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}
.audience-card {
  padding: 36px 32px;
  border-radius: var(--radius);
  background: #fff;
  border: 1px solid var(--border);
}
.audience-card h3 { margin-bottom: 8px; }
.audience-card p { color: var(--muted); margin: 0; }
@media (max-width: 720px) { .audience-grid { grid-template-columns: 1fr; } }

/* === Pillars / list === */
.pillars {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: start;
}
.pillar h3 { display: flex; align-items: baseline; gap: 14px; }
.pillar h3 .num {
  font-size: .85rem;
  color: var(--muted);
  font-weight: 500;
  letter-spacing: 0.1em;
}
.pillar p { color: var(--muted); }
.pillar ul { padding-left: 18px; color: var(--muted); }
@media (max-width: 720px) { .pillars { grid-template-columns: 1fr; gap: 32px; } }

/* === CTA Banner === */
.cta-banner {
  background: var(--navy);
  color: #fff;
  border-radius: 24px;
  padding: 64px 56px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-banner h2 { color: #fff; }
.cta-banner p { color: rgba(255,255,255,0.78); font-size: 1.15rem; max-width: 560px; margin: 0 auto 28px; }
.cta-banner .btn-primary {
  background: #fff;
  color: var(--navy);
}
.cta-banner .btn-primary:hover { background: var(--cream); opacity: 1; }

/* === Contact form === */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}
@media (max-width: 880px) { .contact-grid { grid-template-columns: 1fr; gap: 40px; } }

.contact-info p { color: var(--muted); }
.contact-info .info-block {
  margin-bottom: 24px;
  padding-left: 0;
}
.contact-info .info-block strong {
  display: block;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--navy);
  opacity: 0.6;
  margin-bottom: 4px;
}
.contact-info .info-block a, .contact-info .info-block span {
  font-size: 1.1rem;
  color: var(--navy);
  font-weight: 500;
}

form .field { margin-bottom: 20px; }
form label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--navy);
}
form input, form textarea, form select {
  width: 100%;
  padding: 14px 16px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 15px;
  color: var(--navy);
  background: #fff;
  transition: border-color .15s ease;
}
form input:focus, form textarea:focus, form select:focus {
  outline: none;
  border-color: var(--navy);
}
form textarea { min-height: 140px; resize: vertical; }

/* === Footer === */
footer {
  background: var(--navy);
  color: rgba(255,255,255,0.72);
  padding: 56px 0 32px;
  font-size: 14px;
}
footer a { color: rgba(255,255,255,0.85); }
footer a:hover { color: #fff; opacity: 1; }
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 40px;
}
.footer-logo img { height: 32px; margin-bottom: 16px; filter: brightness(0) invert(1); }
.footer-grid h4 {
  color: #fff;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 16px;
}
.footer-grid ul { list-style: none; padding: 0; margin: 0; }
.footer-grid li { margin-bottom: 8px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.12);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 13px;
}
@media (max-width: 720px) {
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
}

/* === Page header (for inner pages) === */
.page-header {
  padding: 80px 0 56px;
  background: linear-gradient(180deg, #fff 0%, var(--surface) 100%);
  text-align: center;
}
.page-header .eyebrow { display: block; }
.page-header h1 { margin-bottom: 16px; }
.page-header p { color: var(--muted); font-size: 1.2rem; max-width: 640px; margin: 0 auto; }

/* === Utility === */
.placeholder {
  background: #FFF4D6;
  border-left: 3px solid #E0B100;
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 0.95em;
  color: #7A5A00;
}