:root {
  --navy: #07111f;
  --navy-2: #0c1b2e;
  --ink: #142033;
  --paper: #f3f6fb;
  --paper-2: #e8eef6;
  --white: #ffffff;
  --muted: #5d6d82;
  --muted-dark: #9aadc4;
  --line: rgba(20, 32, 51, 0.12);
  --line-dark: rgba(232, 238, 247, 0.12);
  --accent: #1db8b0;
  --accent-2: #3d8bfd;
  --accent-deep: #0e8f89;
  --shadow: 0 18px 50px rgba(7, 17, 31, 0.16);
  --radius: 18px;
  --header: 76px;
  --font: "Source Sans 3", "Segoe UI", sans-serif;
  --display: "Outfit", "Source Sans 3", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.55;
}

img,
svg {
  display: block;
}

a {
  color: inherit;
}

.skip-link {
  position: absolute;
  left: 12px;
  top: -40px;
  background: var(--accent);
  color: var(--navy);
  padding: 8px 12px;
  z-index: 20;
}

.skip-link:focus {
  top: 12px;
}

.container {
  width: min(1120px, calc(100% - 40px));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(7, 17, 31, 0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line-dark);
}

.header-inner {
  min-height: var(--header);
  display: flex;
  align-items: center;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: #f4f8ff;
}

.brand-mark {
  color: var(--accent);
}

.brand-type {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-family: var(--display);
  font-weight: 700;
  letter-spacing: 0.01em;
  line-height: 1.1;
}

.brand-tag {
  font-size: 0.72rem;
  color: var(--muted-dark);
}

.nav {
  display: none;
  margin-left: auto;
  gap: 22px;
}

.nav a {
  text-decoration: none;
  color: #d7e2f0;
  font-weight: 600;
  font-size: 0.95rem;
}

.nav a:hover,
.mobile-nav a:hover {
  color: var(--accent);
}

.header-actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 12px;
}

.header-actions .btn {
  display: none;
}

.header-phone {
  display: none;
  color: #f4f8ff;
  text-decoration: none;
  font-weight: 600;
}

.nav-toggle {
  width: 42px;
  height: 42px;
  border: 1px solid var(--line-dark);
  background: transparent;
  border-radius: 10px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  padding: 0;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: #f4f8ff;
}

.mobile-nav {
  display: none;
  gap: 14px;
  padding: 8px 20px 20px;
  background: var(--navy);
}

.mobile-nav.is-open {
  display: grid;
}

.mobile-nav[hidden] {
  display: none !important;
}

.mobile-nav a {
  color: #f4f8ff;
  text-decoration: none;
  font-weight: 600;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  border: 0;
  cursor: pointer;
  font: inherit;
  font-weight: 700;
  border-radius: 999px;
  padding: 12px 20px;
  transition: transform 0.15s ease, background 0.15s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--accent);
  color: var(--navy);
}

.btn-primary:hover {
  background: #39d0c8;
}

.btn-ghost {
  background: transparent;
  color: #f4f8ff;
  border: 1px solid rgba(244, 248, 255, 0.28);
}

.btn-sm {
  padding: 9px 16px;
  font-size: 0.92rem;
}

.btn-block {
  width: 100%;
}

.hero {
  position: relative;
  overflow: hidden;
  scroll-margin-top: 88px;
  background:
    radial-gradient(1200px 500px at 80% -10%, rgba(61, 139, 253, 0.22), transparent 50%),
    radial-gradient(900px 420px at 10% 110%, rgba(29, 184, 176, 0.18), transparent 45%),
    linear-gradient(180deg, var(--navy) 0%, var(--navy-2) 100%);
  color: #f4f8ff;
  padding: 72px 0 88px;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(244, 248, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(244, 248, 255, 0.05) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.55), transparent 85%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  max-width: 760px;
}

.eyebrow {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 12px;
}

.hero h1,
.section h2,
.audience-card h3,
.service-card h3,
.why-grid h3 {
  font-family: var(--display);
  line-height: 1.12;
  margin: 0 0 16px;
}

.hero h1 {
  font-size: clamp(2.1rem, 5vw, 3.6rem);
  font-weight: 650;
}

.lede,
.section-head p,
.audience-card p,
.service-card p,
.coverage-copy p,
.contact-copy p,
.why-grid p {
  color: var(--muted-dark);
  font-size: 1.08rem;
}

.hero .lede {
  max-width: 62ch;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 28px 0 32px;
}

.hero-points {
  display: grid;
  gap: 10px;
  padding: 0;
  margin: 0;
  list-style: none;
  color: #d5e0ee;
}

.hero-points li {
  padding-left: 22px;
  position: relative;
}

.hero-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
}

.strip {
  background: #102033;
  color: #d5e0ee;
  border-block: 1px solid var(--line-dark);
}

.strip-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px 24px;
  padding: 18px 0;
  font-family: var(--mono);
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.section {
  padding: 84px 0;
  scroll-margin-top: 88px;
}

.section-alt {
  background: var(--white);
}

.section-dark {
  background:
    linear-gradient(180deg, var(--navy-2), #081525);
  color: #f4f8ff;
}

.section-head {
  max-width: 680px;
  margin-bottom: 40px;
}

.section-head p:last-child,
.coverage-copy p,
.contact-copy > p,
.audience-card p,
.service-card p {
  color: var(--muted);
}

.section-dark .section-head p,
.section-dark .why-grid p {
  color: var(--muted-dark);
}

.section h2 {
  font-size: clamp(1.8rem, 3.4vw, 2.6rem);
}

.service-grid {
  display: grid;
  gap: 18px;
}

.service-card,
.audience-card,
.why-grid article,
.contact-form,
.coverage-panel {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
}

.section-alt .audience-card {
  box-shadow: none;
}

.service-icon {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: rgba(29, 184, 176, 0.12);
  color: var(--accent-deep);
  margin-bottom: 16px;
}

.service-card ul,
.audience-card ul,
.coverage-list {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.service-card li,
.audience-card li,
.coverage-list li {
  padding: 6px 0 6px 18px;
  position: relative;
  color: var(--ink);
}

.service-card li::before,
.audience-card li::before,
.coverage-list li::before {
  content: "–";
  position: absolute;
  left: 0;
  color: var(--accent-deep);
}

.inline-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
}

.audience-grid,
.why-grid,
.contact,
.coverage,
.form-grid {
  display: grid;
  gap: 18px;
}

.audience-primary {
  background: var(--navy);
  color: #f4f8ff;
  border-color: transparent;
}

.audience-primary p,
.audience-primary li {
  color: #d5e0ee;
}

.pill {
  display: inline-block;
  margin: 0 0 12px;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--accent);
  color: var(--navy);
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.pill-muted {
  background: var(--paper-2);
  color: var(--muted);
}

.coverage-spine {
  list-style: none;
  margin: 0;
  padding: 8px 8px 8px 22px;
  border-left: 2px solid rgba(29, 184, 176, 0.55);
}

.coverage-spine li {
  position: relative;
  padding: 12px 0;
  color: var(--muted);
}

.coverage-spine li::before {
  content: "";
  position: absolute;
  left: -29px;
  top: 18px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--paper);
  border: 2px solid var(--accent);
}

.coverage-spine .is-base span,
.coverage-spine .is-base {
  color: var(--ink);
  font-weight: 700;
}

.why-grid article {
  background: rgba(255, 255, 255, 0.03);
  border-color: var(--line-dark);
  box-shadow: none;
}

.contact-details {
  display: grid;
  gap: 16px;
  margin: 28px 0 16px;
}

.contact-details div {
  border-top: 1px solid var(--line);
  padding-top: 12px;
}

.contact-details dt {
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}

.contact-details dd {
  margin: 4px 0 0;
  font-size: 1.15rem;
  font-weight: 700;
}

.contact-details a {
  color: var(--accent-deep);
  text-decoration: none;
}

.contact-form {
  display: grid;
  gap: 14px;
}

.form-row {
  display: grid;
  gap: 6px;
}

label {
  font-weight: 650;
}

input,
select,
textarea {
  font: inherit;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px 14px;
}

input:focus,
select:focus,
textarea:focus {
  outline: 2px solid var(--accent);
  border-color: transparent;
}

.form-error {
  color: #9f1d32;
  margin: 0;
}

.form-success {
  margin: 0;
  padding: 12px 14px;
  border-radius: 12px;
  background: rgba(29, 184, 176, 0.12);
  color: var(--accent-deep);
}

.site-footer {
  background: var(--navy);
  color: var(--muted-dark);
  padding: 32px 0;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 16px;
}

.site-footer .brand-name {
  color: #f4f8ff;
  margin: 0 0 6px;
}

@media (min-width: 760px) {
  .nav,
  .header-phone {
    display: flex;
  }

  .nav-toggle,
  .mobile-nav,
  .mobile-nav.is-open {
    display: none;
  }

  .header-actions {
    margin-left: 0;
  }

  .header-actions .btn {
    display: inline-flex;
  }

  .service-grid {
    grid-template-columns: 1fr 1fr;
  }

  .service-card-wide {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 18px;
    align-items: start;
  }

  .audience-grid,
  .why-grid,
  .form-grid,
  .coverage,
  .contact {
    grid-template-columns: 1.15fr 0.85fr;
  }

  .why-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 980px) {
  .service-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}