/* ============================================
   GaaS - GEO as a Service
   Brand Stylesheet
   ============================================ */

/* ---------- CSS Variables ---------- */
:root {
  /* Colors */
  --color-bg: #F7F4EF;
  --color-ink: #0E1B2E;
  --color-accent: #C9A96E;
  --color-success: #1D9E75;
  --color-text-secondary: #4A5560;
  --color-border: #E2DED6;
  --color-card-bg: #FFFFFF;

  /* Typography */
  --font-serif: 'DM Serif Display', Georgia, serif;
  --font-sans: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;

  /* Layout */
  --max-width: 1200px;
  --max-width-narrow: 800px;
  --max-width-text: 640px;
}

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

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

body {
  font-family: var(--font-sans);
  font-size: 1.125rem;
  line-height: 1.6;
  color: var(--color-ink);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  height: auto;
}

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: opacity 0.2s ease;
}

a:hover {
  opacity: 0.8;
}

/* ---------- Typography ---------- */
h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 400;
  line-height: 1.2;
  color: var(--color-ink);
}

h1 {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  letter-spacing: -0.01em;
}

h3 {
  font-size: 1.5rem;
}

h4 {
  font-size: 1.25rem;
}

.text-secondary {
  color: var(--color-text-secondary);
}

.text-accent {
  color: var(--color-accent);
}

.text-success {
  color: var(--color-success);
}

em, .italic {
  font-style: italic;
}

/* ---------- Layout ---------- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.container--narrow {
  max-width: var(--max-width-narrow);
}

.container--text {
  max-width: var(--max-width-text);
}

section {
  padding: var(--space-2xl) 0;
}

.section--alt {
  background-color: var(--color-card-bg);
}

/* ---------- Header ---------- */
.header {
  padding: var(--space-md) 0;
  background-color: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.header__logo {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--color-ink);
  text-decoration: none;
}

.header__logo:hover {
  opacity: 1;
  color: var(--color-accent);
}

.header__nav {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.header__nav a {
  color: var(--color-text-secondary);
  font-size: 1rem;
}

.header__nav a:hover {
  color: var(--color-ink);
  opacity: 1;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 2rem;
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 500;
  text-decoration: none;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn--primary {
  background-color: var(--color-ink);
  color: var(--color-bg);
}

.btn--primary:hover {
  background-color: #1a2d42;
  opacity: 1;
}

.btn--secondary {
  background-color: transparent;
  color: var(--color-ink);
  border: 1px solid var(--color-border);
}

.btn--secondary:hover {
  border-color: var(--color-ink);
  opacity: 1;
}

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

.btn--accent:hover {
  background-color: #b8954d;
  opacity: 1;
}

.btn--small {
  padding: 0.75rem 1.25rem;
  font-size: 0.875rem;
}

/* ---------- Hero Section ---------- */
.hero {
  padding: var(--space-2xl) 0;
  text-align: center;
}

.hero__headline {
  max-width: 800px;
  margin: 0 auto var(--space-md);
}

.hero__subhead {
  max-width: 600px;
  margin: 0 auto var(--space-lg);
  font-size: 1.25rem;
  color: var(--color-text-secondary);
}

.hero__ctas {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
}

.hero__secondary-link {
  font-size: 1rem;
  color: var(--color-text-secondary);
}

/* ---------- Score Card Preview ---------- */
.score-card {
  max-width: 500px;
  margin: var(--space-xl) auto 0;
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: var(--space-lg);
  text-align: left;
}

.score-card__header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--color-border);
}

.score-card__title {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 1rem;
}

.score-card__subtitle {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
}

.score-card__score {
  text-align: right;
}

.score-card__score-value {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  color: var(--color-ink);
  line-height: 1;
}

.score-card__score-label {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.score-card__metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.score-card__metric {
  text-align: center;
  padding: var(--space-sm);
  background: var(--color-bg);
  border-radius: 6px;
}

.score-card__metric-value {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  display: block;
}

.score-card__metric-label {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
}

.score-card__alert {
  display: flex;
  align-items: flex-start;
  gap: var(--space-xs);
  padding: var(--space-sm);
  background: #FEF3E7;
  border-radius: 6px;
  font-size: 0.875rem;
}

.score-card__alert-icon {
  flex-shrink: 0;
}

/* ---------- Stat Cards ---------- */
.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-md);
  margin: var(--space-lg) 0;
}

.stat-card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: var(--space-lg);
  text-align: center;
}

.stat-card__value {
  font-family: var(--font-serif);
  font-size: 3.5rem;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: var(--space-xs);
}

.stat-card__label {
  font-size: 1rem;
  color: var(--color-text-secondary);
}

/* ---------- Feature Columns ---------- */
.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-lg);
  margin-top: var(--space-xl);
}

.feature {
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: var(--space-lg);
}

.feature__icon {
  width: 48px;
  height: 48px;
  margin-bottom: var(--space-md);
  color: var(--color-accent);
}

.feature__title {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 1.125rem;
  margin-bottom: var(--space-sm);
}

.feature__text {
  color: var(--color-text-secondary);
  font-size: 1rem;
}

/* ---------- Steps ---------- */
.steps {
  max-width: 700px;
  margin: var(--space-xl) auto 0;
}

.step {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-md) 0;
  position: relative;
}

.step:not(:last-child)::after {
  content: '';
  position: absolute;
  left: 20px;
  top: 60px;
  bottom: 0;
  width: 2px;
  background: var(--color-border);
}

.step__number {
  flex-shrink: 0;
  width: 42px;
  height: 42px;
  background: var(--color-accent);
  color: var(--color-ink);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 1.25rem;
  position: relative;
  z-index: 1;
}

.step__content {
  padding-top: 0.25rem;
}

.step__title {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 1.125rem;
  margin-bottom: var(--space-xs);
}

.step__text {
  color: var(--color-text-secondary);
  font-size: 1rem;
}

/* ---------- Business Types Grid ---------- */
.business-types {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--space-sm);
  margin: var(--space-lg) 0;
}

.business-type {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md);
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  font-size: 1rem;
}

.business-type__icon {
  width: 24px;
  height: 24px;
  color: var(--color-accent);
}

/* ---------- Case Study ---------- */
.case-study {
  max-width: 700px;
  margin: var(--space-xl) auto 0;
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: var(--space-lg);
}

.case-study__header {
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--color-border);
}

.case-study__business {
  font-weight: 600;
}

.case-study__location {
  color: var(--color-text-secondary);
  font-size: 0.875rem;
}

.case-study__section {
  margin-bottom: var(--space-md);
}

.case-study__section-title {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-sm);
}

.case-study__list {
  list-style: none;
}

.case-study__list li {
  padding: var(--space-xs) 0;
  padding-left: 1.5rem;
  position: relative;
}

.case-study__list li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--color-accent);
}

.case-study__gaps {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
}

.case-study__gap {
  padding: 0.375rem 0.75rem;
  background: var(--color-bg);
  border-radius: 4px;
  font-size: 0.875rem;
  color: var(--color-text-secondary);
}

.case-study__note {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  font-style: italic;
  margin-top: var(--space-md);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border);
}

/* ---------- Lead Form ---------- */
.form-section {
  background: var(--color-ink);
  color: var(--color-bg);
}

.form-section h2 {
  color: var(--color-bg);
}

.form-section .text-secondary {
  color: rgba(247, 244, 239, 0.7);
}

.lead-form {
  max-width: 500px;
  margin: var(--space-lg) auto 0;
}

.form-group {
  margin-bottom: var(--space-md);
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: var(--space-xs);
  color: var(--color-bg);
}

.form-group input,
.form-group select {
  width: 100%;
  padding: 0.875rem 1rem;
  font-family: var(--font-sans);
  font-size: 1rem;
  border: 1px solid rgba(247, 244, 239, 0.2);
  border-radius: 6px;
  background: rgba(247, 244, 239, 0.1);
  color: var(--color-bg);
  transition: border-color 0.2s ease;
}

.form-group input::placeholder {
  color: rgba(247, 244, 239, 0.5);
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-accent);
}

.form-group select {
  cursor: pointer;
}

.form-group select option {
  background: var(--color-ink);
  color: var(--color-bg);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.form-submit {
  margin-top: var(--space-lg);
}

.form-submit .btn {
  width: 100%;
}

.form-note {
  text-align: center;
  margin-top: var(--space-md);
  font-size: 0.875rem;
  color: rgba(247, 244, 239, 0.7);
}

.form-success {
  text-align: center;
  padding: var(--space-xl);
}

.form-success__icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-md);
  color: var(--color-success);
}

.form-success__title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  margin-bottom: var(--space-sm);
  color: var(--color-bg);
}

.form-success__text {
  color: rgba(247, 244, 239, 0.7);
}

.form-error {
  background: rgba(220, 53, 69, 0.2);
  border: 1px solid rgba(220, 53, 69, 0.5);
  border-radius: 6px;
  padding: var(--space-md);
  margin-bottom: var(--space-md);
  font-size: 0.875rem;
}

/* ---------- FAQ ---------- */
.faq-list {
  max-width: 700px;
  margin: var(--space-lg) auto 0;
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
}

.faq-item:first-child {
  border-top: 1px solid var(--color-border);
}

.faq-question {
  width: 100%;
  padding: var(--space-md) 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: none;
  border: none;
  font-family: var(--font-sans);
  font-size: 1.125rem;
  font-weight: 500;
  text-align: left;
  color: var(--color-ink);
  cursor: pointer;
}

.faq-question:hover {
  color: var(--color-accent);
}

.faq-icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  transition: transform 0.2s ease;
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  display: none;
  padding-bottom: var(--space-md);
  color: var(--color-text-secondary);
}

.faq-item.active .faq-answer {
  display: block;
}

.faq-category {
  margin-bottom: var(--space-xl);
}

.faq-category__title {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-accent);
  margin-bottom: var(--space-md);
}

/* ---------- Pricing Card ---------- */
.pricing-card {
  max-width: 600px;
  margin: var(--space-xl) auto;
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: var(--space-xl);
}

.pricing-card__header {
  text-align: center;
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid var(--color-border);
}

.pricing-card__price {
  font-family: var(--font-serif);
  font-size: 4rem;
  color: var(--color-ink);
  line-height: 1;
  margin-bottom: var(--space-xs);
}

.pricing-card__term {
  color: var(--color-text-secondary);
  font-size: 1rem;
}

.pricing-card__features {
  list-style: none;
  margin-bottom: var(--space-lg);
}

.pricing-card__feature {
  padding: var(--space-sm) 0;
  padding-left: 2rem;
  position: relative;
  border-bottom: 1px solid var(--color-border);
}

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

.pricing-card__feature::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-success);
  font-weight: 600;
}

.pricing-card__feature-title {
  font-weight: 600;
  display: block;
}

.pricing-card__feature-desc {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
}

.pricing-card__cta {
  text-align: center;
}

.pricing-card__cta .btn {
  width: 100%;
  max-width: 300px;
}

/* ---------- Footer ---------- */
.footer {
  padding: var(--space-xl) 0;
  border-top: 1px solid var(--color-border);
}

.footer__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-md);
}

.footer__logo {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--color-ink);
}

.footer__tagline {
  color: var(--color-text-secondary);
  font-size: 1rem;
}

.footer__nav {
  display: flex;
  gap: var(--space-md);
}

.footer__nav a {
  color: var(--color-text-secondary);
  font-size: 0.875rem;
}

.footer__legal {
  display: flex;
  gap: var(--space-md);
  font-size: 0.875rem;
  color: var(--color-text-secondary);
}

.footer__legal a {
  color: var(--color-text-secondary);
}

.footer__copyright {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
}

/* ---------- Callout ---------- */
.callout {
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: var(--space-md) var(--space-lg);
  margin-top: var(--space-lg);
  text-align: center;
}

.callout p {
  color: var(--color-text-secondary);
  font-size: 1.125rem;
}

/* ---------- Section Headers ---------- */
.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--space-lg);
}

.section-header p {
  margin-top: var(--space-sm);
  color: var(--color-text-secondary);
}

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
  section {
    padding: var(--space-xl) 0;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

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

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

  .business-types {
    grid-template-columns: 1fr 1fr;
  }

  .header__nav {
    gap: var(--space-sm);
  }

  .footer__nav,
  .footer__legal {
    flex-wrap: wrap;
    justify-content: center;
  }
}

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

  .score-card__metrics {
    grid-template-columns: 1fr;
  }

  .hero__ctas .btn {
    width: 100%;
  }
}

/* ---------- Utilities ---------- */
.text-center {
  text-align: center;
}

.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }

.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }