/* ============================================
   Good Gov AI — Style Sheet
   ============================================ */

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

:root {
  --blue: #FFDE59;
  --blue-dark: #E6C84F;
  --blue-light: rgba(255, 222, 89, 0.12);
  --blue-glow: rgba(255, 222, 89, 0.25);
  --white: #FFFFFF;
  --black: #1B1B1B;
  --gray-50: #F9FAFB;
  --gray-100: #F3F4F6;
  --gray-200: #E5E7EB;
  --gray-400: #9CA3AF;
  --gray-500: #6B7280;
  --gray-600: #4B5563;
  --gray-700: #374151;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 24px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
  --shadow-md: 0 4px 14px rgba(0,0,0,.08);
  --shadow-lg: 0 10px 30px rgba(0,0,0,.1);
  --shadow-card: 0 1px 3px rgba(0,0,0,.04), 0 6px 24px rgba(0,0,0,.06);
  --transition: 0.3s cubic-bezier(.4,0,.2,1);
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;
  --font-heading: 'Space Grotesk', 'Inter', system-ui, sans-serif;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--black);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: var(--black); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--blue-dark); }
ul { list-style: none; }

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Typography ---------- */
h1, h2, h3, h4 { font-family: var(--font-heading); font-weight: 700; line-height: 1.2; }
h1 { font-size: clamp(2.25rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.5rem); }
h3 { font-size: clamp(1.125rem, 2vw, 1.375rem); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn--primary {
  background: var(--blue);
  color: var(--black);
  border-color: var(--blue);
}
.btn--primary:hover {
  background: var(--blue-dark);
  border-color: var(--blue-dark);
  color: var(--black);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(255,222,89,.4);
}

.btn--outline {
  background: transparent;
  color: var(--blue);
  border-color: var(--blue);
}
.btn--outline:hover {
  background: var(--blue);
  color: var(--black);
  transform: translateY(-1px);
}

.btn--white {
  background: var(--blue);
  color: var(--black);
  border-color: var(--blue);
}
.btn--white:hover {
  background: var(--blue-dark);
  color: var(--black);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(255,222,89,.4);
}

.btn--outline-white {
  background: transparent;
  color: var(--white);
  border-color: var(--white);
}
.btn--outline-white:hover {
  background: var(--white);
  color: var(--black);
  transform: translateY(-1px);
}

.btn--lg { padding: 16px 36px; font-size: 1.05rem; }
.btn--block { width: 100%; }

/* ---------- Navigation ---------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gray-200);
  transition: box-shadow var(--transition);
}
.site-header.scrolled {
  box-shadow: var(--shadow-sm);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.nav__logo { display: flex; align-items: center; }

.logo-text {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--black);
}
.logo-accent { color: var(--blue); }
.logo-text--footer { font-size: 1.2rem; }

.nav__menu {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav__link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--gray-600);
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}
.nav__link:hover { color: var(--black); background: var(--blue-light); }

.nav__link--cta {
  background: var(--blue);
  color: var(--black) !important;
  font-weight: 600;
  margin-left: 8px;
}
.nav__link--cta:hover {
  background: var(--blue-dark) !important;
  color: var(--black) !important;
}

.nav__toggle { display: none; }

/* Hamburger */
.hamburger,
.hamburger::before,
.hamburger::after {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--black);
  border-radius: 2px;
  transition: all var(--transition);
}
.hamburger { position: relative; }
.hamburger::before,
.hamburger::after { content: ''; position: absolute; left: 0; }
.hamburger::before { top: -7px; }
.hamburger::after { top: 7px; }

.nav__toggle[aria-expanded="true"] .hamburger { background: transparent; }
.nav__toggle[aria-expanded="true"] .hamburger::before { top: 0; transform: rotate(45deg); }
.nav__toggle[aria-expanded="true"] .hamburger::after { top: 0; transform: rotate(-45deg); }

/* ---------- HERO ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  overflow: hidden;
  background: var(--black);
}

.hero__bg-pattern {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.hero__circle {
  position: absolute;
  border-radius: 50%;
  border: 1.5px solid rgba(255,222,89,.15);
}
.hero__circle--1 { width: 500px; height: 500px; top: -100px; right: -100px; }
.hero__circle--2 { width: 300px; height: 300px; top: 60%; right: 10%; border-color: rgba(255,222,89,.1); }
.hero__circle--3 { width: 200px; height: 200px; bottom: 10%; left: 5%; border-color: rgba(255,222,89,.08); }

.hero__dot-grid {
  position: absolute;
  top: 15%;
  right: 5%;
  width: 200px;
  height: 200px;
  background-image: radial-gradient(circle, rgba(255,222,89,.2) 1px, transparent 1px);
  background-size: 20px 20px;
}

.hero__inner { position: relative; z-index: 1; }

.hero__content { max-width: 720px; }

.hero__tagline {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--blue);
  margin-bottom: 16px;
}

.hero__title {
  color: var(--white);
  margin-bottom: 24px;
}

.hero__subtitle {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  color: var(--gray-400);
  max-width: 600px;
  margin-bottom: 40px;
  line-height: 1.7;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

/* ---------- Sections (shared) ---------- */
.section {
  padding: 100px 0;
}

.section__header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 64px;
}

.section__label {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--blue);
  margin-bottom: 12px;
}

.section__title {
  color: var(--black);
  margin-bottom: 16px;
}

.section__desc {
  font-size: 1.1rem;
  color: var(--gray-500);
  line-height: 1.7;
}

/* ---------- WHY / PROBLEM ---------- */
.section--why { background: var(--white); }

.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.problem-card {
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
  padding: 36px 28px;
  transition: all var(--transition);
}
.problem-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
  border-color: var(--blue);
}

.problem-card__icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-sm);
  background: var(--blue-light);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.problem-card__title {
  margin-bottom: 10px;
  color: var(--black);
}

.problem-card__desc {
  color: var(--gray-500);
  font-size: 0.95rem;
  line-height: 1.65;
}

/* ---------- PRODUCTS ---------- */
.section--products { background: var(--gray-50); }

.product-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.product-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  transition: all var(--transition);
}
.product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--blue);
}

.product-card__icon {
  width: 72px;
  height: 72px;
  border-radius: var(--radius-md);
  background: var(--blue-light);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
}

.product-card__title {
  margin-bottom: 16px;
  color: var(--black);
}

.product-card__features {
  list-style: none;
  margin-bottom: 20px;
}

.product-card__features li {
  position: relative;
  padding-left: 20px;
  margin-bottom: 10px;
  color: var(--gray-600);
  font-size: 0.95rem;
  line-height: 1.6;
}

.product-card__features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--blue);
  opacity: 0.5;
}

.product-card__tagline {
  font-style: italic;
  color: var(--blue);
  font-size: 0.9rem;
  font-weight: 500;
}

/* ---------- AUDIENCE ---------- */
.section--audience { background: var(--white); }

.audience-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.audience-card {
  text-align: center;
  padding: 40px 28px;
  border-radius: var(--radius-lg);
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  transition: all var(--transition);
}
.audience-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
  border-color: var(--blue);
}

.audience-card__icon {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--blue-light);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
}

.audience-card__title {
  margin-bottom: 12px;
  color: var(--black);
}

.audience-card__desc {
  color: var(--gray-500);
  font-size: 0.95rem;
  line-height: 1.65;
}

/* ---------- PRICING ---------- */
.section--pricing { background: var(--gray-50); }

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  align-items: start;
}

.pricing-card {
  position: relative;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  text-align: center;
  transition: all var(--transition);
}
.pricing-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.pricing-card--featured {
  border: 2px solid var(--blue);
  box-shadow: var(--shadow-md);
  transform: scale(1.04);
}
.pricing-card--featured:hover {
  transform: scale(1.04) translateY(-4px);
}

.pricing-card__badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--blue);
  color: var(--black);
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 5px 18px;
  border-radius: 20px;
  white-space: nowrap;
}

.pricing-card__header { margin-bottom: 28px; }

.pricing-card__name {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--black);
}

.pricing-card__price { margin-bottom: 6px; }

.pricing-card__amount {
  font-family: var(--font-heading);
  font-size: 2.75rem;
  font-weight: 700;
  color: var(--black);
}

.pricing-card__period {
  font-size: 1rem;
  color: var(--gray-500);
}

.pricing-card__annual {
  font-size: 0.85rem;
  color: var(--gray-500);
  margin-bottom: 4px;
}

.pricing-card__promo {
  font-size: 0.8rem;
  color: var(--blue);
  font-weight: 500;
}

.pricing-card__features {
  text-align: left;
  margin-bottom: 28px;
}

.pricing-card__features li {
  position: relative;
  padding: 8px 0 8px 24px;
  font-size: 0.9rem;
  color: var(--gray-600);
  border-bottom: 1px solid var(--gray-100);
}

.pricing-card__features li:last-child { border-bottom: none; }

.pricing-card__features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 16px;
  width: 14px;
  height: 14px;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 16 16' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M3 8.5l3 3 7-7' stroke='%23FFDE59' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-size: contain;
  background-repeat: no-repeat;
}

/* ---------- TEAM ---------- */
.section--team { background: var(--white); }

.team-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 48px;
  max-width: 800px;
  margin: 0 auto;
}

.team-card {
  text-align: center;
  padding: 40px 32px;
  border-radius: var(--radius-lg);
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
}

.team-card__avatar {
  width: 88px;
  height: 88px;
  border-radius: 50%;
  background: var(--black);
  border: 2px solid var(--blue);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}
.team-card__avatar span {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--white);
}

.team-card__name {
  margin-bottom: 4px;
  color: var(--black);
}

.team-card__role {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--blue);
  margin-bottom: 16px;
}

.team-card__bio {
  font-size: 0.95rem;
  color: var(--gray-500);
  line-height: 1.65;
}

/* ---------- FINAL CTA ---------- */
.section--cta {
  background: var(--black);
  padding: 100px 0;
}

.cta-block {
  text-align: center;
  max-width: 650px;
  margin: 0 auto;
}

.cta-block__title {
  color: var(--white);
  margin-bottom: 36px;
  font-size: clamp(1.5rem, 3vw, 2.25rem);
}

.cta-block__actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 24px;
}

.cta-block__note {
  font-size: 0.9rem;
  color: rgba(255,255,255,.7);
}
.cta-block__note a {
  color: var(--white);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.cta-block__note a:hover { opacity: 0.8; }

/* ---------- FOOTER ---------- */
.site-footer {
  background: var(--black);
  color: var(--gray-400);
  padding: 64px 0 32px;
}

.footer__inner {
  display: flex;
  flex-direction: column;
  gap: 48px;
}

.footer__brand { }

.footer__tagline {
  font-size: 0.85rem;
  color: var(--gray-500);
  margin-top: 8px;
}

.footer__links {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.footer__heading {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--white);
  margin-bottom: 16px;
}

.footer__col ul li { margin-bottom: 8px; }
.footer__col a {
  font-size: 0.9rem;
  color: var(--gray-400);
  transition: color var(--transition);
}
.footer__col a:hover { color: var(--white); }

.footer__bottom {
  border-top: 1px solid var(--gray-700);
  padding-top: 24px;
  text-align: center;
}

.footer__contact {
  font-size: 0.9rem;
  margin-bottom: 8px;
}
.footer__contact a { color: var(--gray-400); }
.footer__contact a:hover { color: var(--white); }

.footer__copy {
  font-size: 0.8rem;
  color: var(--gray-500);
}

.logo-text--footer .logo-accent { color: var(--blue); }
.logo-text--footer { color: var(--white); }

/* ---------- Animations ---------- */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger children */
.problem-grid .animate-on-scroll:nth-child(2),
.product-grid .animate-on-scroll:nth-child(2),
.audience-grid .animate-on-scroll:nth-child(2),
.pricing-grid .animate-on-scroll:nth-child(2) {
  transition-delay: 0.1s;
}
.problem-grid .animate-on-scroll:nth-child(3),
.product-grid .animate-on-scroll:nth-child(3),
.audience-grid .animate-on-scroll:nth-child(3),
.pricing-grid .animate-on-scroll:nth-child(3) {
  transition-delay: 0.2s;
}
.product-grid .animate-on-scroll:nth-child(4),
.pricing-grid .animate-on-scroll:nth-child(4) {
  transition-delay: 0.3s;
}

/* ---------- RESPONSIVE ---------- */

/* Tablet */
@media (max-width: 1024px) {
  .pricing-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }

  .pricing-card--featured {
    transform: scale(1);
  }
  .pricing-card--featured:hover {
    transform: translateY(-4px);
  }

  .product-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Mobile */
@media (max-width: 768px) {
  .container { padding: 0 20px; }
  .section { padding: 72px 0; }
  .section__header { margin-bottom: 48px; }

  /* Nav mobile */
  .nav__toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1001;
  }

  .nav__menu {
    position: fixed;
    top: 0;
    right: 0;
    width: 280px;
    height: 100vh;
    background: var(--white);
    flex-direction: column;
    align-items: stretch;
    padding: 88px 24px 32px;
    gap: 4px;
    box-shadow: var(--shadow-lg);
    transform: translateX(100%);
    transition: transform var(--transition);
    overflow-y: auto;
  }

  .nav__menu.open {
    transform: translateX(0);
  }

  .nav__link {
    font-size: 1rem;
    padding: 12px 16px;
  }

  .nav__link--cta {
    margin-left: 0;
    margin-top: 8px;
    text-align: center;
  }

  /* Overlay */
  .nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.4);
    z-index: 999;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition);
  }
  .nav-overlay.active {
    opacity: 1;
    pointer-events: auto;
  }

  /* Hero */
  .hero { padding: 100px 0 60px; min-height: auto; }
  .hero__dot-grid { display: none; }
  .hero__circle--1 { width: 300px; height: 300px; top: -50px; right: -80px; }
  .hero__circle--2 { width: 180px; height: 180px; }

  /* Grids -> stacked */
  .problem-grid,
  .audience-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .product-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .pricing-grid {
    grid-template-columns: 1fr;
    gap: 20px;
    max-width: 400px;
    margin: 0 auto;
  }

  .team-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  /* Footer */
  .footer__links {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }

  /* Hero actions */
  .hero__actions {
    flex-direction: column;
  }
  .hero__actions .btn { width: 100%; }

  /* CTA */
  .cta-block__actions { flex-direction: column; align-items: center; }
  .cta-block__actions .btn { width: 100%; max-width: 320px; }
}

/* Small mobile */
@media (max-width: 480px) {
  .footer__links {
    grid-template-columns: 1fr;
  }
}

/* ---------- Modals ---------- */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}
.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}
.modal {
  background: var(--white);
  border-radius: 12px;
  width: 90%;
  max-width: 440px;
  padding: 2rem;
  position: relative;
  transform: translateY(20px);
  transition: transform 0.25s ease;
}
.modal-overlay.active .modal {
  transform: translateY(0);
}
.modal__close {
  position: absolute;
  top: 0.75rem;
  right: 1rem;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--gray-500);
  line-height: 1;
}
.modal__close:hover {
  color: var(--black);
}
.modal__title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  margin-bottom: 0.25rem;
  color: var(--black);
}
.modal__desc {
  font-size: 0.95rem;
  color: var(--gray-500);
  margin-bottom: 1.25rem;
}
.modal__field {
  margin-bottom: 1rem;
}
.modal__field label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 0.35rem;
  color: var(--black);
}
.modal__field .required {
  color: #ef4444;
}
.modal__field input,
.modal__field textarea {
  width: 100%;
  padding: 0.65rem 0.85rem;
  border: 1px solid #d1d5db;
  border-radius: 8px;
  font-size: 0.95rem;
  font-family: var(--font-body);
  transition: border-color 0.2s;
}
.modal__field input:focus,
.modal__field textarea:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px var(--blue-glow);
}
.modal__message {
  margin-top: 1rem;
  font-size: 0.9rem;
  text-align: center;
}
.modal__message--success {
  color: #16a34a;
}
.modal__message--error {
  color: #ef4444;
}