/* css/styles.css */
@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;1,9..40,400&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  /* Warm, vibrant, professional palette */
  --color-bg: #FFFBF7;
  --color-bg-alt: #FFF5ED;
  --color-text: #2D2A26;
  --color-text-muted: #6B6560;
  --color-primary: #E85D04;
  --color-primary-dark: #D45003;
  --color-primary-light: #FFBA8C;
  --color-accent: #0077B6;
  --color-success: #38A169;
  --color-border: #E8E2DC;

  /* Typography */
  --font-body: 'DM Sans', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 2rem;
  --space-xl: 4rem;
  --space-2xl: 8rem;

  /* Container */
  --container-max: 1200px;
  --container-padding: 1.5rem;

  /* Border radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(45, 42, 38, 0.05);
  --shadow-md: 0 4px 12px rgba(45, 42, 38, 0.08);
  --shadow-lg: 0 12px 32px rgba(45, 42, 38, 0.12);
}

/* Focus states for accessibility */
:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Selection color */
::selection {
  background: var(--color-primary-light);
  color: var(--color-text);
}

body {
  font-family: var(--font-body);
  background-color: var(--color-bg);
  color: var(--color-text);
}

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

/* Typography utilities */
.text-muted { color: var(--color-text-muted); }
.text-center { text-align: center; }
.font-mono { font-family: var(--font-mono); }

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

.hero-badge {
  margin-bottom: var(--space-lg);
}

.badge {
  display: inline-block;
  padding: var(--space-xs) var(--space-md);
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: var(--space-lg);
  letter-spacing: -0.02em;
}

.hero-title .highlight {
  color: var(--color-primary);
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--color-text-muted);
  max-width: 600px;
  margin: 0 auto var(--space-xl);
  line-height: 1.7;
}

.hero-form {
  display: flex;
  gap: var(--space-sm);
  max-width: 440px;
  margin: 0 auto var(--space-md);
}

.hero-input {
  flex: 1;
  padding: var(--space-md) var(--space-lg);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 1rem;
  background: white;
  transition: border-color 0.2s ease;
}

.hero-input:focus {
  outline: none;
  border-color: var(--color-primary);
}

.hero-input::placeholder {
  color: var(--color-text-muted);
}

.btn {
  padding: var(--space-md) var(--space-lg);
  border: none;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}

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

.btn-primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.hero-note {
  font-size: 0.875rem;
}

@media (max-width: 640px) {
  .hero-form {
    flex-direction: column;
  }

  .hero-input,
  .hero-form .btn {
    width: 100%;
  }
}

/* Section Styles */
.section-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  text-align: center;
  margin-bottom: var(--space-sm);
  letter-spacing: -0.01em;
}

.section-subtitle {
  text-align: center;
  font-size: 1.125rem;
  margin-bottom: var(--space-xl);
}

/* Quickstarts Section */
.quickstarts {
  padding: var(--space-xl) 0 var(--space-2xl);
}

.quickstart-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-lg);
}

.quickstart-card {
  background: white;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  text-decoration: none;
  color: inherit;
  transition: all 0.2s ease;
}

.quickstart-card:hover {
  border-color: var(--color-primary-light);
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.quickstart-header {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.logo-placeholder {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-size: 1.25rem;
}

.quickstart-meta h3 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

.quickstart-tag {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.quickstart-scores {
  display: flex;
  justify-content: space-between;
  padding: var(--space-md) 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--space-md);
}

.score {
  text-align: center;
}

.score-value {
  display: block;
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: var(--space-xs);
}

.score-a { color: var(--color-success); }
.score-b { color: var(--color-accent); }

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

.quickstart-footer {
  text-align: center;
}

.validated-badge {
  font-size: 0.875rem;
  color: var(--color-success);
  font-weight: 500;
}

/* How It Works Section */
.how-it-works {
  padding: var(--space-2xl) 0;
  background: var(--color-bg-alt);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-xl);
  max-width: 1000px;
  margin: 0 auto;
}

.step {
  text-align: center;
}

.step-number {
  width: 56px;
  height: 56px;
  background: var(--color-primary);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0 auto var(--space-lg);
}

.step h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.step p {
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* Report Preview Section */
.report-preview {
  padding: var(--space-2xl) 0;
}

.report-card {
  background: white;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  max-width: 800px;
  margin: 0 auto;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.report-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-lg);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg-alt);
}

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

.report-project h3 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

.report-grade {
  text-align: center;
}

.grade {
  display: block;
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1;
}

.grade-a { color: var(--color-success); }

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

.report-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1px;
  background: var(--color-border);
}

.metric {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-lg);
  background: white;
}

.metric-icon {
  font-size: 1.5rem;
}

.metric-value {
  display: block;
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

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

/* Pricing Section */
.pricing {
  padding: var(--space-2xl) 0;
  background: var(--color-bg-alt);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
  max-width: 1100px;
  margin: 0 auto;
}

.pricing-card {
  background: white;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  display: flex;
  flex-direction: column;
  position: relative;
}

.pricing-card-featured {
  border-color: var(--color-primary);
}

.pricing-badge {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translate(-50%, -50%);
  background: var(--color-primary);
  color: white;
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

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

.pricing-header h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--space-md);
}

.price {
  margin-bottom: var(--space-sm);
}

.price-amount {
  font-size: 2.5rem;
  font-weight: 700;
}

.price-period {
  color: var(--color-text-muted);
}

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

.pricing-features {
  list-style: none;
  flex: 1;
  margin-bottom: var(--space-lg);
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) 0;
}

.pricing-features .check {
  color: var(--color-success);
  font-weight: 600;
}

.pricing-features .disabled {
  color: var(--color-text-muted);
}

.pricing-features .disabled .check {
  color: var(--color-text-muted);
}

.btn-outline {
  background: transparent;
  border: 2px solid var(--color-border);
  color: var(--color-text);
}

.btn-outline:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.pricing-card .btn {
  width: 100%;
}

/* FAQ Section */
.faq {
  padding: var(--space-2xl) 0;
}

.faq-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-xl);
  max-width: 1000px;
  margin: 0 auto;
}

.faq-item h3 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.faq-item p {
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* Footer CTA Section */
.footer-cta {
  padding: var(--space-2xl) 0;
  background: var(--color-bg-alt);
  text-align: center;
}

.footer-cta h2 {
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.footer-cta p {
  margin-bottom: var(--space-lg);
}

.footer-cta .hero-form {
  justify-content: center;
}

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

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-lg);
}

.footer-logo {
  font-size: 1.25rem;
  font-weight: 600;
  display: block;
  margin-bottom: var(--space-xs);
}

.footer-brand p {
  font-size: 0.875rem;
}

.footer-links {
  display: flex;
  gap: var(--space-lg);
}

.footer-links a {
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: 0.875rem;
  transition: color 0.2s ease;
}

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

.footer-copyright {
  text-align: center;
  font-size: 0.75rem;
}

@media (max-width: 640px) {
  .footer-content {
    flex-direction: column;
    text-align: center;
    gap: var(--space-lg);
  }
}