/* Spark BridgeCore — editorial library theme */
:root {
  --color-bg: #f8f6f2;
  --color-bg-alt: #efeae3;
  --color-surface: #ffffff;
  --color-primary: #1a4d4d;
  --color-primary-light: #2d6b6b;
  --color-accent: #d4a574;
  --color-accent-dark: #b8894f;
  --color-sage: #7a9e8e;
  --color-text: #2c2c2c;
  --color-text-muted: #5c5c5c;
  --color-border: #ddd5ca;
  --font-heading: "Libre Baskerville", Georgia, serif;
  --font-body: "Source Sans 3", system-ui, sans-serif;
  --shadow-sm: 0 2px 8px rgba(26, 77, 77, 0.06);
  --shadow-md: 0 8px 24px rgba(26, 77, 77, 0.1);
  --radius: 8px;
  --radius-lg: 16px;
  --max-width: 1140px;
  --header-height: 72px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

a { color: var(--color-primary); text-decoration: underline; text-underline-offset: 3px; }
a:hover { color: var(--color-primary-light); }

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-primary);
}

h1 { font-size: clamp(2rem, 5vw, 3rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2rem); margin-bottom: 1rem; }
h3 { font-size: 1.25rem; margin-bottom: 0.75rem; }

p { margin-bottom: 1rem; }

ul, ol { margin-bottom: 1rem; padding-left: 1.5rem; }
li { margin-bottom: 0.35rem; }

main { flex: 1; }

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.25rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  color: var(--color-primary);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.15rem;
}

.logo svg { width: 32px; height: 32px; flex-shrink: 0; }

.nav-toggle {
  display: none;
  background: none;
  border: 2px solid var(--color-primary);
  border-radius: var(--radius);
  padding: 0.4rem 0.6rem;
  cursor: pointer;
  color: var(--color-primary);
  font-size: 1.25rem;
}

.main-nav ul {
  display: flex;
  gap: 0.25rem;
  list-style: none;
  padding: 0;
  margin: 0;
}

.main-nav a {
  display: block;
  padding: 0.5rem 0.85rem;
  text-decoration: none;
  color: var(--color-text);
  font-weight: 500;
  border-radius: var(--radius);
  transition: background 0.2s, color 0.2s;
}

.main-nav a:hover,
.main-nav a.active {
  background: var(--color-bg-alt);
  color: var(--color-primary);
}

@media (max-width: 768px) {
  .nav-toggle { display: block; }
  .main-nav {
    position: absolute;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    display: none;
    box-shadow: var(--shadow-md);
  }
  .main-nav.open { display: block; }
  .main-nav ul { flex-direction: column; padding: 1rem; }
  .main-nav a { padding: 0.75rem 1rem; }
}

/* Footer */
.site-footer {
  background: var(--color-primary);
  color: #e8ecec;
  padding: 3rem 0 1.5rem;
  margin-top: 4rem;
}

.site-footer a { color: var(--color-accent); }
.site-footer a:hover { color: #e8c99a; }

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-grid h3 {
  color: var(--color-accent);
  font-size: 1rem;
  margin-bottom: 0.75rem;
}

.footer-grid ul { list-style: none; padding: 0; }
.footer-grid li { margin-bottom: 0.4rem; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.15);
  padding-top: 1.25rem;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.7);
  text-align: center;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-primary {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}
.btn-primary:hover {
  background: var(--color-primary-light);
  border-color: var(--color-primary-light);
  color: #fff;
}

.btn-secondary {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}
.btn-secondary:hover {
  background: var(--color-primary);
  color: #fff;
}

.btn-accent {
  background: var(--color-accent);
  color: var(--color-text);
  border-color: var(--color-accent);
}
.btn-accent:hover {
  background: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
  color: #fff;
}

/* Hero variants */
.hero {
  padding: 4rem 0;
  position: relative;
  overflow: hidden;
}

.hero-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.hero-split .hero-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.hero-split .hero-image img {
  width: 100%;
  height: 400px;
  object-fit: cover;
}

.hero-eyebrow {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-sage);
  margin-bottom: 1rem;
}

.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 1.5rem; }

@media (max-width: 768px) {
  .hero-split { grid-template-columns: 1fr; }
  .hero-split .hero-image img { height: 260px; }
}

/* Sections */
.section { padding: 4rem 0; }
.section-alt { background: var(--color-bg-alt); }

.section-header {
  max-width: 640px;
  margin-bottom: 2.5rem;
}

.section-header p { color: var(--color-text-muted); }

/* Cards */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}

.card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  transition: transform 0.2s, box-shadow 0.2s;
}

.card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.card-image img {
  width: 100%;
  height: 180px;
  object-fit: cover;
}

.card-body { padding: 1.5rem; }
.card-body h3 { margin-bottom: 0.5rem; }
.card-body p { color: var(--color-text-muted); font-size: 0.95rem; margin-bottom: 1rem; }

.card-link {
  font-weight: 600;
  text-decoration: none;
  color: var(--color-primary);
}

/* Feature strip */
.feature-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  padding: 2.5rem;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}

.feature-item h3 { font-size: 1.1rem; }
.feature-item p { font-size: 0.95rem; color: var(--color-text-muted); margin: 0; }

@media (max-width: 768px) {
  .feature-strip { grid-template-columns: 1fr; }
}

/* Testimonials */
.testimonial {
  background: var(--color-surface);
  padding: 2rem;
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--color-accent);
  margin-bottom: 1.5rem;
}

.testimonial cite {
  display: block;
  margin-top: 1rem;
  font-style: normal;
  font-weight: 600;
  color: var(--color-primary);
  font-size: 0.95rem;
}

.testimonial .role {
  font-weight: 400;
  color: var(--color-text-muted);
}

/* Forms */
.form-group { margin-bottom: 1.25rem; }

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.4rem;
  color: var(--color-text);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: var(--font-body);
  font-size: 1rem;
  border: 2px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  transition: border-color 0.2s;
}

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

.form-group textarea { min-height: 140px; resize: vertical; }

.form-error {
  color: #b33;
  font-size: 0.875rem;
  margin-top: 0.35rem;
  display: none;
}

.form-error.visible { display: block; }

.form-success {
  background: #e8f5e9;
  border: 1px solid #7a9e8e;
  color: var(--color-primary);
  padding: 1rem 1.25rem;
  border-radius: var(--radius);
  margin-bottom: 1.5rem;
  display: none;
}

.form-success.visible { display: block; }

.form-fail {
  background: #fdecea;
  border: 1px solid #b33;
  color: #721c24;
  padding: 1rem 1.25rem;
  border-radius: var(--radius);
  margin-bottom: 1.5rem;
  display: none;
}

.form-fail.visible { display: block; }

.script-error {
  background: #fdecea;
  border: 1px solid #b33;
  color: #721c24;
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  margin: 1rem 0;
  font-size: 0.9rem;
}

/* Page header */
.page-header {
  padding: 3rem 0 2rem;
  background: linear-gradient(135deg, var(--color-bg-alt) 0%, var(--color-bg) 100%);
  border-bottom: 1px solid var(--color-border);
}

.page-header h1 { margin-bottom: 0.5rem; }
.page-header p { color: var(--color-text-muted); max-width: 640px; }

/* Content prose */
.prose { max-width: 720px; }
.prose h2 { margin-top: 2rem; }
.prose h3 { margin-top: 1.5rem; }

/* Pricing table */
.pricing-block {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  margin-bottom: 1.5rem;
}

.pricing-block h3 { color: var(--color-primary); }
.pricing-amount {
  font-family: var(--font-heading);
  font-size: 2rem;
  color: var(--color-accent-dark);
  margin: 0.5rem 0 1rem;
}

.pricing-note {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  font-style: italic;
}

/* Timeline */
.timeline {
  position: relative;
  padding-left: 2rem;
  border-left: 3px solid var(--color-accent);
}

.timeline-item {
  position: relative;
  margin-bottom: 2.5rem;
  padding-left: 1.5rem;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -2.45rem;
  top: 0.35rem;
  width: 14px;
  height: 14px;
  background: var(--color-primary);
  border-radius: 50%;
  border: 3px solid var(--color-bg);
}

.timeline-year {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--color-accent-dark);
  font-size: 1.1rem;
}

/* Cookie banner */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--color-surface);
  border-top: 2px solid var(--color-primary);
  padding: 1.25rem;
  box-shadow: 0 -4px 20px rgba(0,0,0,0.12);
  z-index: 1000;
  display: none;
}

.cookie-banner.visible { display: block; }

.cookie-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  justify-content: space-between;
}

.cookie-inner p {
  flex: 1;
  min-width: 240px;
  margin: 0;
  font-size: 0.95rem;
}

.cookie-actions { display: flex; gap: 0.75rem; flex-wrap: wrap; }

/* 404 */
.error-page {
  text-align: center;
  padding: 6rem 1rem;
}

.error-page h1 { font-size: 5rem; color: var(--color-accent); margin-bottom: 0.5rem; }

/* Legal pages */
.legal-content { padding: 3rem 0; }
.legal-content h2 { margin-top: 2rem; font-size: 1.35rem; }

.cookies-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  font-size: 0.95rem;
}

.cookies-table th,
.cookies-table td {
  border: 1px solid var(--color-border);
  padding: 0.75rem 1rem;
  text-align: left;
}

.cookies-table th {
  background: var(--color-bg-alt);
  font-weight: 600;
}

/* Contact layout */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 3rem;
  align-items: start;
}

.contact-info {
  background: var(--color-bg-alt);
  padding: 2rem;
  border-radius: var(--radius-lg);
}

.contact-info h3 { margin-top: 1.5rem; }
.contact-info h3:first-child { margin-top: 0; }

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

/* Blog */
.blog-meta {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-bottom: 1.5rem;
}

.article-hero img {
  width: 100%;
  height: 360px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  margin-bottom: 2rem;
}

.breadcrumb {
  font-size: 0.9rem;
  margin-bottom: 1rem;
  color: var(--color-text-muted);
}

.breadcrumb a { text-decoration: none; }