/* Momentum Data Solutions — marketing site stylesheet.
   Clean, light, modern. No dark sections, no legacy gradients. */

:root {
  --white: #ffffff;
  --bg: #ffffff;
  --soft: #f6f8fb;
  --line: #e4e9f2;
  --text: #16233c;
  --muted: #5b6b85;
  --blue: #1f6feb;
  --blue-dark: #14509c;
  --blue-tint: #eaf2ff;
  --radius: 14px;
  --shadow: 0 12px 32px rgba(22, 35, 60, 0.08);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, Helvetica, Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

a {
  color: var(--blue);
  text-decoration: none;
}

h1, h2, h3 {
  font-weight: 700;
  line-height: 1.15;
  margin: 0;
  color: var(--text);
}

p {
  margin: 0 0 16px;
  color: var(--muted);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
}

.btn.primary {
  background: var(--blue);
  color: var(--white);
}

.btn.primary:hover {
  background: var(--blue-dark);
}

.btn.full {
  width: 100%;
}

/* Header / nav */
.site-header {
  border-bottom: 1px solid var(--line);
  background: var(--white);
  position: sticky;
  top: 0;
  z-index: 40;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 16px 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-text-logo {
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--text);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  width: 20px;
  height: 2px;
  background: var(--text);
  display: block;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  flex: 1;
  justify-content: center;
}

.nav-links > a {
  color: var(--text);
  font-weight: 500;
  font-size: 0.95rem;
}

.nav-links > a:hover {
  color: var(--blue);
}

.mobile-client-login,
.mobile-contact {
  display: none;
}

.has-dropdown {
  position: relative;
}

.dropdown-menu {
  display: none;
  position: absolute;
  top: calc(100% + 12px);
  left: 50%;
  transform: translateX(-50%);
  min-width: 220px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 12px;
  box-shadow: var(--shadow);
  padding: 8px;
}

.has-dropdown:hover .dropdown-menu,
.has-dropdown:focus-within .dropdown-menu {
  display: block;
}

.dropdown-menu a {
  display: block;
  padding: 9px 14px;
  border-radius: 8px;
  color: var(--text);
  font-size: 0.92rem;
  white-space: nowrap;
}

.dropdown-menu a:hover {
  background: var(--blue-tint);
  color: var(--blue);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-client-login {
  color: var(--text);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 10px 4px;
}

.nav-cta {
  background: var(--blue);
  color: var(--white);
  padding: 10px 22px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.92rem;
}

.nav-cta:hover {
  background: var(--blue-dark);
}

@media (max-width: 900px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    background: var(--white);
    border-bottom: 1px solid var(--line);
    padding: 12px 24px 20px;
    box-shadow: var(--shadow);
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links .dropdown-menu {
    display: block;
    position: static;
    transform: none;
    box-shadow: none;
    border: none;
    padding: 0 0 0 12px;
  }

  .nav-links .has-dropdown {
    width: 100%;
  }

  .mobile-client-login,
  .mobile-contact {
    display: block;
    padding: 9px 0;
    font-weight: 600;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-actions.nav-contact {
    display: none;
  }
}

/* Hero */
.hero {
  padding: 88px 0 72px;
  background: var(--white);
  text-align: center;
}

.hero-grid {
  display: block;
}

.hero-copy {
  max-width: 800px;
  margin: 0 auto;
}

.hero-copy h1 {
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  color: var(--text);
}

.hero-copy .process-intro {
  font-size: 1.15rem;
  max-width: 640px;
  margin: 20px auto 0;
}

.hero-actions {
  margin-top: 32px;
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Sections */
.section {
  padding: 72px 0;
}

.section.dark {
  background: var(--soft);
}

.section-heading {
  max-width: 680px;
  margin: 0 auto 40px;
  text-align: center;
}

.eyebrow {
  display: inline-block;
  color: var(--blue);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.section-heading h2 {
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  margin: 6px 0 14px;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}

.service-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
}

.service-card .icon {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  background: var(--blue-tint);
  color: var(--blue);
  border-radius: 10px;
  font-weight: 700;
  font-size: 0.85rem;
  margin-bottom: 14px;
}

.service-card h3 {
  font-size: 1.05rem;
  margin-bottom: 8px;
}

.service-card p {
  font-size: 0.92rem;
  margin: 0;
}

/* Page hero (About/Services/Contact/Compliance/Resources) */
.page-hero {
  padding: 64px 0 8px;
  background: var(--white);
}

.page-hero h1 {
  font-size: clamp(2rem, 4vw, 2.75rem);
}

.page-body {
  padding: 32px 0 80px;
}

.page-body h2 {
  font-size: 1.4rem;
  margin: 36px 0 12px;
}

.page-body h2:first-child {
  margin-top: 0;
}

.page-body ul {
  color: var(--muted);
  padding-left: 20px;
}

.page-body li {
  margin-bottom: 6px;
}

.notice-card {
  background: var(--blue-tint);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px 24px;
  margin: 24px 0;
  color: var(--text);
}

.resource-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 20px;
  margin: 24px 0;
}

.resource-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  background: var(--white);
}

.resource-card h3 {
  font-size: 1rem;
  margin-bottom: 8px;
}

.resource-card p {
  font-size: 0.92rem;
  margin: 0;
}

/* Split / About-style section */
.split-grid {
  display: grid;
  gap: 40px;
}

.split .eyebrow {
  margin-bottom: 10px;
}

.split h2 {
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  margin-bottom: 14px;
}

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
  background: var(--soft);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
}

.contact-form label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  font-family: inherit;
  font-size: 0.95rem;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--text);
  background: var(--white);
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: 2px solid var(--blue);
  outline-offset: 1px;
}

@media (max-width: 800px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

.cta-section {
  background: var(--soft);
}

/* Footer */
.footer {
  border-top: 1px solid var(--line);
  background: var(--white);
  padding: 48px 0 20px;
}

.footer-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  justify-content: space-between;
  padding-bottom: 24px;
}

.footer-title {
  font-weight: 800;
  font-size: 1.05rem;
  color: var(--text);
}

.footer-brand {
  display: block;
  margin-bottom: 10px;
}

.footer-links {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  align-items: flex-start;
}

.footer-links a {
  color: var(--muted);
  font-size: 0.9rem;
}

.footer-links a:hover {
  color: var(--blue);
}

.copyright {
  border-top: 1px solid var(--line);
  padding-top: 20px;
  color: var(--muted);
  font-size: 0.85rem;
}

/* Cookie notice */
.cookie-notice {
  position: fixed;
  bottom: 20px;
  left: 20px;
  right: 20px;
  z-index: 60;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px 20px;
}

.cookie-notice[hidden] {
  display: none;
}

.cookie-notice-content {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  max-width: 900px;
  margin: 0 auto;
}

.cookie-notice-content > div {
  flex: 1;
  min-width: 220px;
}

.cookie-notice-content p {
  margin: 4px 0 0;
  font-size: 0.88rem;
}

.cookie-btn {
  padding: 9px 18px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--white);
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
}

.cookie-btn#cookieAccept {
  background: var(--blue);
  color: var(--white);
  border-color: var(--blue);
}

@media (max-width: 640px) {
  .hero {
    padding: 56px 0 48px;
  }

  .section {
    padding: 48px 0;
  }
}