/* ============================================================
   Marigold Intelligence LLC — Shared Stylesheet
   ============================================================ */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

/* ---------- Reset & Base ---------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --navy:        #0d2b4e;
  --navy-dark:   #081c33;
  --navy-mid:    #163d6b;
  --accent:      #1a6fc4;
  --accent-light:#2e8de8;
  --white:       #ffffff;
  --off-white:   #f4f7fb;
  --light-gray:  #e6ecf5;
  --mid-gray:    #7a8fa8;
  --text-dark:   #1a2638;
  --text-body:   #3d4f65;

  --max-width: 1140px;
  --radius:    6px;
  --shadow:    0 2px 12px rgba(13, 43, 78, 0.10);
  --transition: 0.2s ease;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-body);
  background: var(--white);
}

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

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

a:hover {
  color: var(--accent-light);
}

/* ---------- Typography ---------- */
h1, h2, h3, h4 {
  color: var(--text-dark);
  line-height: 1.25;
  font-weight: 700;
}

h1 { font-size: clamp(2rem, 5vw, 3.25rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.25rem); }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.05rem; }

p { margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }

/* ---------- Layout Utilities ---------- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section {
  padding: 5rem 0;
}

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

.section__header {
  text-align: center;
  margin-bottom: 3rem;
}

.section__header h2 {
  margin-bottom: 0.75rem;
}

.section__header p {
  font-size: 1.05rem;
  color: var(--mid-gray);
  max-width: 620px;
  margin: 0 auto;
}

/* ---------- Navigation ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--navy);
  box-shadow: 0 2px 8px rgba(0,0,0,0.18);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.5rem;
  max-width: var(--max-width);
  margin: 0 auto;
  height: 64px;
}

.nav__brand {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.01em;
  white-space: nowrap;
}

.nav__brand:hover {
  color: var(--light-gray);
}

.nav__links {
  display: flex;
  list-style: none;
  gap: 2rem;
  align-items: center;
}

.nav__links a {
  color: rgba(255,255,255,0.85);
  font-weight: 500;
  font-size: 0.92rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  transition: color var(--transition);
}

.nav__links a:hover,
.nav__links a.active {
  color: var(--white);
}

/* Hamburger (mobile) */
.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}

.nav__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

/* ---------- Hero ---------- */
.hero {
  background: linear-gradient(135deg, var(--navy-dark) 0%, var(--navy-mid) 60%, var(--accent) 100%);
  color: var(--white);
  padding: 7rem 1.5rem 6rem;
  text-align: center;
}

.hero__eyebrow {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.65);
  margin-bottom: 1rem;
}

.hero h1 {
  color: var(--white);
  margin-bottom: 1.25rem;
}

.hero__tagline {
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  color: rgba(255,255,255,0.82);
  max-width: 620px;
  margin: 0 auto 2.5rem;
  font-weight: 300;
}

.hero__actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  padding: 0.75rem 2rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
  cursor: pointer;
  border: 2px solid transparent;
}

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

.btn--primary:hover {
  background: var(--light-gray);
  color: var(--navy-dark);
}

.btn--outline {
  background: transparent;
  border-color: rgba(255,255,255,0.55);
  color: var(--white);
}

.btn--outline:hover {
  background: rgba(255,255,255,0.12);
  border-color: var(--white);
  color: var(--white);
}

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

.btn--navy:hover {
  background: var(--navy-mid);
  color: var(--white);
}

/* ---------- Cards ---------- */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.75rem;
}

.card {
  background: var(--white);
  border: 1px solid var(--light-gray);
  border-radius: calc(var(--radius) * 1.5);
  padding: 2rem 1.75rem;
  box-shadow: var(--shadow);
  transition: box-shadow var(--transition), transform var(--transition);
}

.card:hover {
  box-shadow: 0 6px 24px rgba(13, 43, 78, 0.14);
  transform: translateY(-3px);
}

.card__icon {
  width: 48px;
  height: 48px;
  background: var(--off-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.card__icon svg {
  width: 24px;
  height: 24px;
  stroke: var(--accent);
  fill: none;
  stroke-width: 1.75;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.card h3 {
  margin-bottom: 0.6rem;
  color: var(--navy);
}

/* ---------- Mission / Intro blocks ---------- */
.mission {
  background: var(--navy);
  color: var(--white);
  text-align: center;
  padding: 5rem 1.5rem;
}

.mission h2 {
  color: var(--white);
  margin-bottom: 1.25rem;
}

.mission p {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.82);
  max-width: 760px;
  margin: 0 auto 1rem;
}

/* ---------- Feature List ---------- */
.feature-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
  margin-top: 1rem;
}

.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
  background: var(--off-white);
  border-left: 3px solid var(--accent);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.feature-list li::before {
  content: '✓';
  color: var(--accent);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 0.05em;
}

/* ---------- Legal Links ---------- */
.legal-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  max-width: 640px;
}

.legal-list li {
  border: 1px solid var(--light-gray);
  border-radius: var(--radius);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.legal-list li:hover {
  border-color: var(--accent);
  box-shadow: 0 2px 8px rgba(26,111,196,0.10);
}

.legal-list a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  color: var(--text-dark);
  font-weight: 500;
}

.legal-list a:hover {
  color: var(--accent);
}

.legal-list a::after {
  content: '→';
  color: var(--accent);
  font-size: 1.1rem;
}

/* ---------- Page Hero (inner pages) ---------- */
.page-hero {
  background: linear-gradient(135deg, var(--navy-dark), var(--navy-mid));
  color: var(--white);
  padding: 4.5rem 1.5rem 4rem;
  text-align: center;
}

.page-hero h1 {
  color: var(--white);
  margin-bottom: 0.75rem;
}

.page-hero p {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.78);
  max-width: 580px;
  margin: 0 auto;
}

/* ---------- Two-column layout ---------- */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

/* ---------- Divider ---------- */
.divider {
  border: none;
  border-top: 1px solid var(--light-gray);
  margin: 3rem 0;
}

/* ---------- Badge / Tag ---------- */
.badge {
  display: inline-block;
  padding: 0.2rem 0.75rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: var(--light-gray);
  color: var(--navy);
  margin-bottom: 0.75rem;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--navy-dark);
  color: rgba(255,255,255,0.70);
  padding: 3.5rem 1.5rem 2rem;
}

.footer__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2rem;
  align-items: start;
}

.footer__brand {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 0.4rem;
}

.footer__location {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.55);
}

.footer__nav {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  justify-content: flex-end;
}

.footer__nav a {
  color: rgba(255,255,255,0.70);
  font-size: 0.875rem;
  transition: color var(--transition);
}

.footer__nav a:hover {
  color: var(--white);
}

.footer__bottom {
  max-width: var(--max-width);
  margin: 2rem auto 0;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255,255,255,0.12);
  font-size: 0.8rem;
  color: rgba(255,255,255,0.40);
  text-align: center;
}

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
  .section { padding: 3.5rem 0; }
  .hero    { padding: 5rem 1.25rem 4rem; }

  .nav__links {
    display: none;
    flex-direction: column;
    gap: 0;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--navy-dark);
    padding: 1rem 0;
  }

  .nav__links.open {
    display: flex;
  }

  .nav__links li {
    width: 100%;
  }

  .nav__links a {
    display: block;
    padding: 0.75rem 1.5rem;
    width: 100%;
  }

  .nav__toggle {
    display: flex;
  }

  .two-col {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

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

  .footer__nav {
    justify-content: flex-start;
  }
}

@media (max-width: 480px) {
  .cards {
    grid-template-columns: 1fr;
  }
}