/* Lydgn Marketing Site - Main Stylesheet */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --navy: #0f2044;
  --blue: #1a5fe0;
  --blue-light: #3b7ef5;
  --green: #1db870;
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-500: #64748b;
  --gray-700: #334155;
  --white: #ffffff;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  --radius: 8px;
  --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  color: var(--gray-700);
  background: var(--white);
  line-height: 1.6;
}

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

a:hover {
  text-decoration: underline;
}

/* ── Layout ── */

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

section {
  padding: 80px 0;
}

/* ── Nav ── */

nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
}

.nav-inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--navy);
  letter-spacing: -0.02em;
}

.logo span {
  color: var(--blue);
}

.nav-links {
  display: flex;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  font-size: 0.9375rem;
  color: var(--gray-700);
  font-weight: 500;
}

.nav-links a:hover {
  color: var(--blue);
  text-decoration: none;
}

.nav-cta {
  background: var(--blue);
  color: var(--white) !important;
  padding: 8px 20px;
  border-radius: var(--radius);
  font-weight: 600;
}

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

/* ── Hero ── */

.hero {
  background: linear-gradient(135deg, var(--navy) 0%, #1a3a6b 100%);
  color: var(--white);
  padding: 100px 0;
  text-align: center;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.hero h1 .highlight {
  color: var(--green);
}

.hero p {
  font-size: 1.25rem;
  color: rgba(255,255,255,0.8);
  max-width: 560px;
  margin: 0 auto 40px;
}

.btn {
  display: inline-block;
  padding: 14px 32px;
  border-radius: var(--radius);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s;
  text-decoration: none;
}

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

.btn-primary:hover {
  background: #17a360;
  text-decoration: none;
  color: var(--navy);
}

.btn-secondary {
  background: rgba(255,255,255,0.12);
  color: var(--white);
  border: 1px solid rgba(255,255,255,0.3);
  margin-left: 12px;
}

.btn-secondary:hover {
  background: rgba(255,255,255,0.2);
  text-decoration: none;
  color: var(--white);
}

.hero-badges {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-top: 48px;
  flex-wrap: wrap;
}

.hero-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  color: rgba(255,255,255,0.7);
}

.hero-badge .icon {
  font-size: 1.1rem;
}

/* ── About / Mission ── */

.about {
  background: #fff;
}

.about-body {
  max-width: 760px;
  margin: 0 auto;
}

.about-body p {
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--gray-600);
  margin-bottom: 1.25rem;
}

.about-body p:last-child {
  margin-bottom: 0;
}

/* ── How It Works ── */

.how-it-works {
  background: var(--gray-50);
}

.section-header {
  text-align: center;
  margin-bottom: 56px;
}

.section-label {
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 12px;
}

.section-header h2 {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 800;
  color: var(--navy);
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.section-header p {
  font-size: 1.125rem;
  color: var(--gray-500);
  margin-top: 16px;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 32px;
}

.step {
  background: var(--white);
  border-radius: 12px;
  padding: 32px;
  box-shadow: var(--shadow);
  position: relative;
}

.step-number {
  width: 40px;
  height: 40px;
  background: var(--blue);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: 20px;
}

.step h3 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 10px;
}

.step p {
  font-size: 0.9375rem;
  color: var(--gray-500);
}

/* ── Value Props ── */

.features {
  padding: 80px 0;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 32px;
}

.feature-card {
  padding: 28px;
  border: 1px solid var(--gray-200);
  border-radius: 12px;
  transition: box-shadow 0.2s;
}

.feature-card:hover {
  box-shadow: var(--shadow-lg);
}

.feature-icon {
  font-size: 2rem;
  margin-bottom: 16px;
}

.feature-card h3 {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 8px;
}

.feature-card p {
  font-size: 0.9375rem;
  color: var(--gray-500);
}

/* ── Contact ── */

.contact {
  background: var(--gray-50);
}

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

@media (max-width: 768px) {
  .contact-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

.contact-info h2 {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 800;
  color: var(--navy);
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.contact-info p {
  color: var(--gray-500);
  font-size: 1.0625rem;
  margin-bottom: 24px;
}

.contact-detail {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
  font-size: 0.9375rem;
}

.contact-detail .icon {
  font-size: 1.25rem;
}

/* ── Form ── */

.contact-form {
  background: var(--white);
  border-radius: 12px;
  padding: 32px;
  box-shadow: var(--shadow);
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  color: var(--gray-700);
  outline: none;
  transition: border-color 0.15s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(26,95,224,0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-submit {
  background: var(--blue);
  color: var(--white);
  border: none;
  border-radius: var(--radius);
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  padding: 12px 28px;
  width: 100%;
  cursor: pointer;
  transition: background 0.2s;
}

.form-submit:hover {
  background: var(--blue-light);
}

.form-note {
  font-size: 0.8125rem;
  color: var(--gray-500);
  margin-top: 12px;
  text-align: center;
}

.required {
  color: #dc2626;
}

/* Consent checkbox row */
.consent-group {
  margin-top: 8px;
}

.consent-label {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  cursor: pointer;
  font-size: 0.8125rem;
  color: var(--gray-500);
  line-height: 1.5;
}

.consent-label input[type="checkbox"] {
  margin-top: 2px;
  flex-shrink: 0;
  width: 16px;
  height: 16px;
  cursor: pointer;
  accent-color: var(--blue);
}

.consent-label a {
  color: var(--blue);
}

/* Regulatory disclosures below the submit button */
.form-disclosures {
  margin-top: 16px;
  padding: 12px 14px;
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  font-size: 0.75rem;
  color: var(--gray-500);
  line-height: 1.55;
}

.form-disclosures p {
  margin-bottom: 8px;
}

.form-disclosures p:last-child {
  margin-bottom: 0;
}

.form-disclosures a {
  color: var(--gray-700);
  text-decoration: underline;
}

/* ── Success notice ── */

.form-success {
  display: none;
  background: #f0fdf4;
  border: 1px solid #86efac;
  border-radius: var(--radius);
  padding: 16px;
  color: #166534;
  font-size: 0.9375rem;
  text-align: center;
  margin-top: 16px;
}

/* ── Footer ── */

footer {
  background: var(--navy);
  color: rgba(255,255,255,0.6);
  padding: 48px 0 32px;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  margin-bottom: 40px;
}

@media (max-width: 640px) {
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

.footer-brand .logo {
  color: var(--white);
  display: block;
  margin-bottom: 12px;
}

.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.6;
}

.footer-links h4 {
  color: var(--white);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.footer-links ul {
  list-style: none;
}

.footer-links li {
  margin-bottom: 8px;
}

.footer-links a {
  color: rgba(255,255,255,0.6);
  font-size: 0.9375rem;
}

.footer-links a:hover {
  color: var(--white);
  text-decoration: none;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.875rem;
}

/* ── Responsive ── */

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .hero {
    padding: 72px 0;
  }

  .btn-secondary {
    display: none;
  }

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

/* ── Privacy page ── */

.page-hero {
  background: var(--gray-50);
  padding: 56px 0;
  border-bottom: 1px solid var(--gray-200);
}

.page-hero h1 {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 800;
  color: var(--navy);
  letter-spacing: -0.02em;
}

.page-hero p {
  color: var(--gray-500);
  margin-top: 8px;
}

.prose {
  max-width: 760px;
  margin: 0 auto;
  padding: 64px 24px 96px;
}

.prose h2 {
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--navy);
  margin: 40px 0 12px;
}

.prose h3 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--gray-700);
  margin: 28px 0 10px;
}

.prose p {
  margin-bottom: 16px;
  color: var(--gray-700);
  line-height: 1.75;
}

.prose ul, .prose ol {
  margin: 0 0 16px 24px;
}

.prose li {
  margin-bottom: 6px;
  color: var(--gray-700);
  line-height: 1.75;
}

.prose a {
  color: var(--blue);
}

.prose strong {
  color: var(--navy);
}