/* OpenClerq — Design system */
:root {
  --color-bg: #f8f9fa;
  --color-bg-elevated: #ffffff;
  --color-text: #1e293b;
  --color-text-muted: #64748b;
  --color-accent: #0f766e;
  --color-accent-hover: #0d9488;
  --color-accent-muted: rgba(15, 118, 110, 0.12);
  --color-border: #e2e8f0;
  --color-border-strong: #cbd5e1;
  --color-border-outline: #94a3b8;
  --font-sans: "DM Sans", ui-sans-serif, system-ui, -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "Cascadia Code", monospace;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.08);
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 4rem;
  --container: min(90vw, 720px);
  --container-wide: min(92vw, 960px);
}

@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&display=swap");

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

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

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

/* Navigation */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-sm);
  padding: var(--space-md) 0;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  color: var(--color-text-muted);
  font-weight: 500;
  font-size: 0.9375rem;
  text-decoration: none;
  transition: color 0.15s;
}

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

.nav-links .nav-cta {
  color: var(--color-accent);
  font-weight: 600;
}

/* Header */
.site-header {
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg-elevated);
}

.site-header .container,
.site-header .container-wide {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.header-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.logo-link {
  text-decoration: none;
  color: inherit;
}

.logo-link:hover {
  color: var(--color-accent);
}

.logo {
  margin: 0;
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.tagline {
  margin: 0.25rem 0 0;
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  font-weight: 400;
}

/* Main content */
.site-main {
  padding: 0;
}

/* Sections */
.section {
  padding: var(--space-2xl) 0;
}

.section-alt {
  background: var(--color-bg-elevated);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

/* Content blocks — container for text/content within sections */
.content-block {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border-outline);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
  box-shadow: var(--shadow-sm);
}

.content-block p {
  margin: 0 0 var(--space-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}

.content-block p:last-of-type {
  margin-bottom: 0;
}

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

.content-block-hero {
  text-align: center;
  padding: var(--space-2xl) var(--space-xl);
}

.content-block-hero h2 {
  font-size: clamp(1.75rem, 5vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  margin: 0 0 var(--space-lg);
  line-height: 1.2;
}

.hero-lead {
  font-size: 1.125rem;
  max-width: 36rem;
  margin-left: auto;
  margin-right: auto;
}

.hero-sub {
  font-size: 1rem;
  color: var(--color-text-muted);
  max-width: 36rem;
  margin-left: auto;
  margin-right: auto;
}

.hero .hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  justify-content: center;
  margin-top: var(--space-xl);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.625rem 1.25rem;
  font-size: 0.9375rem;
  font-weight: 600;
  font-family: inherit;
  text-decoration: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background 0.15s, color 0.15s, box-shadow 0.15s;
  border: none;
}

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

.btn-primary:hover {
  background: var(--color-accent-hover);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background: var(--color-bg-elevated);
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.btn-secondary:hover {
  background: var(--color-accent-muted);
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* Cards */
.card {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.2s, border-color 0.2s;
}

.card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-border-strong);
}

.card h3 {
  margin: 0 0 var(--space-sm);
  font-size: 1.0625rem;
  font-weight: 600;
}

.card p {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.55;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-md);
}


.section-header {
  margin-bottom: var(--space-lg);
}

.section-header h2 {
  margin: 0 0 var(--space-xs);
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.section-header p {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

.section-header p + p {
  margin-top: var(--space-xs);
}

/* Content lists */
.content-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.content-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--color-border);
}

.content-list li:last-child {
  border-bottom: none;
}

.content-list strong {
  flex-shrink: 0;
  min-width: 7.5rem;
  font-weight: 600;
  font-size: 0.9375rem;
}

.content-list a {
  color: var(--color-accent);
  font-weight: 500;
}

.content-list a:hover {
  text-decoration: underline;
}

/* Links */
a {
  color: var(--color-accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* Code */
code {
  font-family: var(--font-mono);
  font-size: 0.875em;
  padding: 0.2em 0.4em;
  background: var(--color-accent-muted);
  border-radius: var(--radius-sm);
  color: var(--color-accent);
}

/* Vision callout */
.vision-callout {
  background: var(--color-accent-muted);
  border-left: 4px solid var(--color-accent);
  padding: var(--space-md) var(--space-lg);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin-top: var(--space-lg);
}

.vision-callout p {
  margin: 0;
  font-size: 0.9375rem;
}

.vision-callout em {
  font-style: normal;
  font-weight: 600;
  color: var(--color-accent);
}

/* Business CTA block */
.content-block-cta {
  background: linear-gradient(135deg, var(--color-accent-muted) 0%, rgba(15, 118, 110, 0.06) 100%);
  border-color: rgba(15, 118, 110, 0.4);
  text-align: center;
}

.content-block-cta h2 {
  margin: 0 0 var(--space-sm);
  font-size: 1.25rem;
  font-weight: 600;
}

.content-block-cta p {
  margin: 0 0 var(--space-lg);
  font-size: 1rem;
}

.content-block-cta .btn {
  margin-top: var(--space-sm);
}

/* Get-it grid */
.get-it-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-md);
}

.get-it-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border-outline);
  border-radius: var(--radius-sm);
  padding: var(--space-md);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.get-it-card:hover {
  border-color: var(--color-border-strong);
  box-shadow: var(--shadow-sm);
}

.get-it-card h3 {
  margin: 0 0 var(--space-xs);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-accent);
}

.get-it-card p {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

.get-it-card a {
  font-weight: 500;
}

/* Trust badges */
.trust-badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.trust-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-xs) var(--space-sm);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 500;
}

.trust-badge a {
  color: inherit;
  font-weight: 500;
}

.trust-badge a:hover {
  color: var(--color-accent);
}

/* Footer */
.site-footer {
  padding: var(--space-xl) 0;
  margin-top: var(--space-2xl);
  border-top: 1px solid var(--color-border);
  background: var(--color-bg-elevated);
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.site-footer .container {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
}

.site-footer p {
  margin: 0;
}

.site-footer a {
  color: var(--color-accent);
  font-weight: 500;
}

/* Quiz / Form (clerq.html) */
.content-block-form {
  padding: var(--space-xl);
}

.quiz-form fieldset {
  border: 1px solid var(--color-border-outline);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  margin-bottom: var(--space-lg);
  background: var(--color-bg);
}

.quiz-form legend {
  font-weight: 600;
  font-size: 1rem;
  padding: 0 var(--space-xs);
  margin-left: var(--space-xs);
}

.quiz-form .hint {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin: 0 0 var(--space-sm);
}

.quiz-form label {
  display: block;
  margin-bottom: var(--space-md);
  font-weight: 500;
  font-size: 0.9375rem;
}

.quiz-form label:has(input[type="checkbox"]) {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
  cursor: pointer;
}

.quiz-form input[type="checkbox"] {
  width: 1.125rem;
  height: 1.125rem;
  accent-color: var(--color-accent);
  cursor: pointer;
}

.quiz-form input[type="text"],
.quiz-form input[type="email"],
.quiz-form input[type="number"],
.quiz-form textarea {
  display: block;
  width: 100%;
  margin-top: var(--space-xs);
  padding: 0.5rem 0.75rem;
  font-family: inherit;
  font-size: 0.9375rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-bg-elevated);
  transition: border-color 0.15s;
}

.quiz-form input:focus,
.quiz-form textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-muted);
}

.quiz-form textarea {
  min-height: 4rem;
  resize: vertical;
}

.quiz-meta {
  margin-bottom: var(--space-lg);
}

.quiz-submit {
  margin-top: var(--space-sm);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.625rem 1.5rem;
  font-size: 0.9375rem;
  font-weight: 600;
  font-family: inherit;
  background: var(--color-accent);
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background 0.15s, box-shadow 0.15s;
}

.quiz-submit:hover {
  background: var(--color-accent-hover);
  box-shadow: var(--shadow-md);
}

#quiz-status {
  margin-top: var(--space-sm);
  font-size: 0.875rem;
}

/* Responsive */
@media (max-width: 640px) {
  .nav-links {
    gap: var(--space-md);
  }

  .header-top {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero .hero-ctas {
    flex-direction: column;
  }

  .hero .hero-ctas .btn {
    width: 100%;
  }

  .card-grid,
  .get-it-grid {
    grid-template-columns: 1fr;
  }

  .trust-badges {
    flex-direction: column;
  }

  .content-list li {
    flex-direction: column;
    gap: var(--space-xs);
  }

  .content-list strong {
    min-width: unset;
  }
}