/* ============================================
   erikbernath.com — Global Stylesheet
   Colors matched to "Minds We Create" cover
   ============================================ */

/* --- CSS Variables --- */
:root {
  --navy: #1a2744;
  --navy-light: #243352;
  --navy-dark: #111b30;
  --blue-accent: #3a7bd5;
  --blue-glow: #5ba3f5;
  --coral: #c47a6e;
  --coral-light: #e8a99e;
  --white: #ffffff;
  --off-white: #f7f8fa;
  --gray-100: #f0f2f5;
  --gray-200: #e1e4e8;
  --gray-300: #ccd0d5;
  --gray-500: #6b7280;
  --gray-700: #374151;
  --gray-900: #1f2937;
  --font-heading: 'Inter', 'Segoe UI', sans-serif;
  --font-body: 'Source Sans 3', 'Segoe UI', sans-serif;
  --max-width: 1200px;
  --transition: 0.3s ease;
}

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

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

body {
  font-family: var(--font-body);
  color: var(--gray-900);
  background: var(--white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--blue-accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--coral); }

.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }

/* --- Typography --- */
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.25;
  color: var(--navy);
}
h1 { font-size: clamp(2rem, 5vw, 3.2rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.6rem); }
p { margin-bottom: 1rem; }

.section-label {
  text-transform: uppercase;
  letter-spacing: 3px;
  font-size: 0.8rem;
  color: var(--blue-accent);
  font-weight: 600;
  margin-bottom: 0.5rem;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 6px;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all var(--transition);
  text-decoration: none;
}

.btn-primary {
  background: var(--blue-accent);
  color: var(--white);
  border-color: var(--blue-accent);
}
.btn-primary:hover {
  background: var(--navy);
  border-color: var(--navy);
  color: var(--white);
}

.btn-secondary {
  background: transparent;
  color: var(--navy);
  border-color: var(--navy);
}
.btn-secondary:hover {
  background: var(--navy);
  color: var(--white);
}

.btn-coral {
  background: var(--coral);
  color: var(--white);
  border-color: var(--coral);
}
.btn-coral:hover {
  background: var(--navy);
  border-color: var(--navy);
  color: var(--white);
}

/* --- Header / Navigation --- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--gray-200);
  transition: box-shadow var(--transition);
}
.site-header.scrolled {
  box-shadow: 0 2px 20px rgba(0,0,0,0.08);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.nav-logo {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--navy);
  text-decoration: none;
  letter-spacing: -0.5px;
}
.nav-logo span { color: var(--blue-accent); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}
.nav-links a {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--gray-700);
  text-decoration: none;
  position: relative;
  padding: 4px 0;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--blue-accent);
  transition: width var(--transition);
}
.nav-links a:hover::after,
.nav-links a.active::after { width: 100%; }
.nav-links a:hover { color: var(--navy); }

.nav-cta {
  padding: 10px 24px !important;
  font-size: 0.9rem !important;
}

/* Mobile menu toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 8px;
}
.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--navy);
  transition: all var(--transition);
}

/* --- Hero Section --- */
.hero {
  padding: 140px 0 80px;
  background: linear-gradient(135deg, var(--off-white) 0%, var(--white) 50%, #eef3fb 100%);
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(58,123,213,0.06) 0%, transparent 70%);
  border-radius: 50%;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-text h1 {
  margin-bottom: 1.2rem;
}
.hero-text h1 .highlight {
  color: var(--blue-accent);
}
.hero-subtitle {
  font-size: 1.2rem;
  color: var(--gray-500);
  margin-bottom: 2rem;
  line-height: 1.8;
}
.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-image {
  display: flex;
  justify-content: center;
  position: relative;
}
.hero-image img {
  max-height: 520px;
  width: auto;
  border-radius: 8px;
  box-shadow: 0 25px 60px rgba(26,39,68,0.15), 0 8px 20px rgba(26,39,68,0.08);
  transition: transform var(--transition);
}
.hero-image img:hover {
  transform: translateY(-4px);
}
.hero-image::after {
  content: '';
  position: absolute;
  bottom: -20px;
  left: 50%;
  transform: translateX(-50%);
  width: 70%;
  height: 40px;
  background: radial-gradient(ellipse, rgba(26,39,68,0.1) 0%, transparent 70%);
}

/* --- Email Capture / Waitlist --- */
.email-capture {
  background: var(--navy);
  padding: 60px 0;
  text-align: center;
  color: var(--white);
}
.email-capture h2 { color: var(--white); margin-bottom: 0.5rem; }
.email-capture p { color: var(--gray-300); margin-bottom: 1.5rem; font-size: 1.1rem; }

.email-form {
  display: flex;
  max-width: 520px;
  margin: 0 auto;
  gap: 0;
  border-radius: 6px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0,0,0,0.2);
}
.email-form input[type="email"] {
  flex: 1;
  padding: 16px 20px;
  border: none;
  font-size: 1rem;
  font-family: var(--font-body);
  outline: none;
}
.email-form button {
  padding: 16px 28px;
  background: var(--blue-accent);
  color: var(--white);
  border: none;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: background var(--transition);
  white-space: nowrap;
}
.email-form button:hover { background: var(--coral); }

.email-success {
  display: none;
  color: #7ce87c;
  font-weight: 600;
  margin-top: 1rem;
}

/* --- Section Styles --- */
.section { padding: 80px 0; }
.section-alt { background: var(--off-white); }

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 48px;
}
.section-header p {
  color: var(--gray-500);
  font-size: 1.1rem;
}

/* --- About Preview (Home) --- */
.about-preview-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 60px;
  align-items: center;
}
.about-preview-image {
  border-radius: 8px;
  overflow: hidden;
}
.about-preview-image img {
  width: 100%;
  height: 400px;
  object-fit: cover;
}
.about-preview-placeholder {
  width: 100%;
  height: 400px;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-family: var(--font-heading);
  font-size: 1.1rem;
  opacity: 0.8;
}

/* --- Book Features (What's Inside) --- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.feature-card {
  background: var(--white);
  padding: 36px 28px;
  border-radius: 10px;
  border: 1px solid var(--gray-200);
  transition: all var(--transition);
}
.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(26,39,68,0.08);
  border-color: var(--blue-accent);
}
.feature-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--blue-accent), var(--blue-glow));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.4rem;
}
.feature-card h3 { margin-bottom: 0.75rem; font-size: 1.15rem; }
.feature-card p { color: var(--gray-500); font-size: 0.95rem; margin: 0; }

/* --- Product Cards (Buy Options) --- */
.product-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 1.5rem;
}
.product-card {
  background: var(--white);
  border: 2px solid var(--gray-200);
  border-radius: 12px;
  padding: 32px 24px;
  text-align: center;
  position: relative;
  transition: all var(--transition);
}
.product-card:hover {
  border-color: var(--blue-accent);
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(26,39,68,0.1);
}
.product-card.featured {
  border-color: var(--blue-accent);
  box-shadow: 0 8px 24px rgba(58,123,213,0.15);
}
.product-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--blue-accent);
  color: var(--white);
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 16px;
  border-radius: 20px;
  white-space: nowrap;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.product-card-icon {
  font-size: 2.5rem;
  margin-bottom: 12px;
}
.product-card h4 {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 8px;
}
.product-price {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 8px;
}
.product-desc {
  font-size: 0.9rem;
  color: var(--gray-500);
  margin-bottom: 1.5rem;
  line-height: 1.6;
}
.product-card .btn {
  width: 100%;
  justify-content: center;
  margin-bottom: 8px;
}
.product-card .btn:last-child { margin-bottom: 0; }

/* Download success message */
.download-ready {
  display: none;
  background: #e8f5e9;
  border: 1px solid #a5d6a7;
  border-radius: 8px;
  padding: 20px;
  text-align: center;
  margin-top: 1rem;
}
.download-ready a { font-weight: 600; }

@media (max-width: 968px) {
  .product-cards { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 580px) {
  .product-cards { grid-template-columns: 1fr; max-width: 340px; margin-left: auto; margin-right: auto; }
}

/* --- Testimonial / Blurb Section --- */
.blurb-section {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-dark) 100%);
  padding: 80px 0;
  color: var(--white);
  text-align: center;
}
.blurb-quote {
  font-size: clamp(1.2rem, 2.5vw, 1.6rem);
  font-style: italic;
  max-width: 800px;
  margin: 0 auto;
  line-height: 1.8;
  opacity: 0.95;
}
.blurb-source {
  margin-top: 1.5rem;
  font-size: 0.95rem;
  color: var(--gray-300);
}

/* --- Blog Preview (Home) --- */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.blog-card {
  background: var(--white);
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--gray-200);
  transition: all var(--transition);
}
.blog-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(26,39,68,0.08);
}
.blog-card-image {
  height: 180px;
  background: linear-gradient(135deg, var(--navy-light), var(--blue-accent));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 2rem;
}
.blog-card-body {
  padding: 24px;
}
.blog-card-date {
  font-size: 0.85rem;
  color: var(--gray-500);
  margin-bottom: 0.5rem;
}
.blog-card h3 { font-size: 1.1rem; margin-bottom: 0.5rem; }
.blog-card h3 a { color: var(--navy); text-decoration: none; }
.blog-card h3 a:hover { color: var(--blue-accent); }
.blog-card p { color: var(--gray-500); font-size: 0.9rem; margin: 0; }

/* --- Contact Form --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}
.contact-form { display: flex; flex-direction: column; gap: 20px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--navy);
}
.form-group input,
.form-group textarea,
.form-group select {
  padding: 14px 16px;
  border: 1px solid var(--gray-200);
  border-radius: 6px;
  font-family: var(--font-body);
  font-size: 1rem;
  transition: border-color var(--transition);
  background: var(--white);
}
.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--blue-accent);
  box-shadow: 0 0 0 3px rgba(58,123,213,0.1);
}
.form-group textarea { resize: vertical; min-height: 140px; }

.contact-info h3 { margin-bottom: 1rem; }
.contact-info p { color: var(--gray-500); margin-bottom: 2rem; }
.contact-links { display: flex; flex-direction: column; gap: 16px; }
.contact-link {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--gray-700);
  font-size: 1rem;
}
.contact-link-icon {
  width: 40px;
  height: 40px;
  background: var(--off-white);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

/* --- Social Icons --- */
.social-icons {
  display: flex;
  gap: 16px;
  align-items: center;
}
.social-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: var(--off-white);
  transition: all var(--transition);
  text-decoration: none;
}
.social-icon:hover {
  background: var(--blue-accent);
  transform: translateY(-2px);
}
.social-icon svg {
  width: 22px;
  height: 22px;
  fill: var(--navy);
  transition: fill var(--transition);
}
.social-icon:hover svg { fill: var(--white); }

/* Footer social icons (dark bg) */
.footer-social { display: flex; gap: 12px; margin-top: 1rem; }
.footer-social .social-icon {
  width: 38px;
  height: 38px;
  background: rgba(255,255,255,0.1);
  border-radius: 8px;
}
.footer-social .social-icon svg { fill: var(--gray-300); }
.footer-social .social-icon:hover { background: var(--blue-accent); }
.footer-social .social-icon:hover svg { fill: var(--white); }

/* --- Footer --- */
.site-footer {
  background: var(--navy-dark);
  color: var(--gray-300);
  padding: 60px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-brand p { font-size: 0.9rem; margin-top: 0.75rem; line-height: 1.7; }
.footer-heading {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--white);
  margin-bottom: 1rem;
}
.footer-links { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.footer-links a { color: var(--gray-300); font-size: 0.9rem; }
.footer-links a:hover { color: var(--white); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 20px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
}
.footer-legal { display: flex; gap: 24px; }
.footer-legal a { color: var(--gray-300); }
.footer-legal a:hover { color: var(--white); }

/* --- Cookie Banner --- */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--navy);
  color: var(--white);
  padding: 20px 24px;
  z-index: 9999;
  display: none;
  box-shadow: 0 -4px 20px rgba(0,0,0,0.15);
}
.cookie-banner.visible { display: block; }
.cookie-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.cookie-inner p { margin: 0; font-size: 0.9rem; flex: 1; }
.cookie-inner p a { color: var(--blue-glow); }
.cookie-actions { display: flex; gap: 12px; flex-shrink: 0; }
.cookie-actions button {
  padding: 10px 20px;
  border-radius: 6px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
  border: none;
  transition: all var(--transition);
}
.btn-accept { background: var(--blue-accent); color: var(--white); }
.btn-accept:hover { background: var(--blue-glow); }
.btn-reject { background: rgba(255,255,255,0.15); color: var(--white); }
.btn-reject:hover { background: rgba(255,255,255,0.25); }

/* --- Page Headers (inner pages) --- */
.page-header {
  padding: 140px 0 60px;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%);
  color: var(--white);
  text-align: center;
}
.page-header h1 { color: var(--white); margin-bottom: 0.75rem; }
.page-header p { color: var(--gray-300); font-size: 1.15rem; max-width: 600px; margin: 0 auto; }

/* --- Book Detail Page --- */
.book-detail-grid {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 60px;
  align-items: start;
}
.book-cover-large img {
  border-radius: 8px;
  box-shadow: 0 20px 50px rgba(26,39,68,0.15);
  width: 100%;
}
.book-meta { margin-bottom: 2rem; }
.book-meta-item {
  display: flex;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--gray-200);
  font-size: 0.95rem;
}
.book-meta-label { font-weight: 600; color: var(--navy); min-width: 120px; }
.book-meta-value { color: var(--gray-500); }
.book-description { margin-bottom: 2rem; }
.book-description p { font-size: 1.05rem; color: var(--gray-700); }

.buy-options { margin-top: 2rem; }
.buy-options h3 { margin-bottom: 1rem; }
.buy-buttons { display: flex; gap: 12px; flex-wrap: wrap; }

/* --- Blog List Page --- */
.blog-list { display: flex; flex-direction: column; gap: 32px; }
.blog-list-item {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 32px;
  background: var(--white);
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--gray-200);
  transition: all var(--transition);
}
.blog-list-item:hover {
  box-shadow: 0 8px 24px rgba(26,39,68,0.06);
  border-color: var(--blue-accent);
}
.blog-list-image {
  height: 100%;
  min-height: 200px;
  background: linear-gradient(135deg, var(--navy-light), var(--blue-accent));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 2rem;
}
.blog-list-content { padding: 28px 28px 28px 0; }
.blog-list-content h3 { margin-bottom: 0.5rem; }
.blog-list-content h3 a { color: var(--navy); }
.blog-list-content h3 a:hover { color: var(--blue-accent); }
.blog-list-meta { font-size: 0.85rem; color: var(--gray-500); margin-bottom: 0.75rem; }
.blog-list-excerpt { color: var(--gray-500); font-size: 0.95rem; }

/* --- Legal Pages --- */
.legal-content {
  max-width: 800px;
  margin: 0 auto;
  padding: 60px 24px;
}
.legal-content h2 { margin: 2rem 0 1rem; font-size: 1.4rem; }
.legal-content h3 { margin: 1.5rem 0 0.75rem; font-size: 1.15rem; }
.legal-content p { color: var(--gray-700); }
.legal-content ul {
  margin: 0.5rem 0 1rem 1.5rem;
  color: var(--gray-700);
}
.legal-content ul li { margin-bottom: 0.5rem; }

/* --- Responsive --- */
@media (max-width: 968px) {
  .hero-grid { grid-template-columns: 1fr; text-align: center; }
  .hero-image { order: -1; }
  .hero-image img { max-height: 400px; }
  .hero-actions { justify-content: center; }
  .about-preview-grid { grid-template-columns: 1fr; }
  .features-grid { grid-template-columns: 1fr 1fr; }
  .blog-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .book-detail-grid { grid-template-columns: 280px 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .blog-list-item { grid-template-columns: 200px 1fr; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--white);
    padding: 24px;
    border-bottom: 1px solid var(--gray-200);
    box-shadow: 0 8px 20px rgba(0,0,0,0.08);
    gap: 16px;
  }
  .menu-toggle { display: flex; }
  .features-grid { grid-template-columns: 1fr; }
  .blog-grid { grid-template-columns: 1fr; }
  .book-detail-grid { grid-template-columns: 1fr; }
  .blog-list-item { grid-template-columns: 1fr; }
  .blog-list-image { min-height: 160px; }
  .blog-list-content { padding: 24px; }
  .footer-grid { grid-template-columns: 1fr; }
  .cookie-inner { flex-direction: column; text-align: center; }
  .email-form { flex-direction: column; border-radius: 6px; }
  .email-form input[type="email"] { border-radius: 6px 6px 0 0; }
  .email-form button { border-radius: 0 0 6px 6px; }
}

/* --- Utility --- */
.text-center { text-align: center; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 2rem; }
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

/* --- Animations --- */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}