/* ==========================================================================
   Emma Marie Author - Master Stylesheet & Design System
   Architecture: Pure CSS3, CSS Variables, Responsive Grid & Flexbox
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Playfair+Display:ital,wght@0,400;0,600;0,700;1,400;1,600&display=swap');

:root {
  /* Color Palette */
  --color-primary: #1C1917;        /* Stone Dark Charcoal */
  --color-primary-light: #2E2A27;  /* Slightly lighter charcoal */
  --color-secondary: #57534E;      /* Muted Warm Grey */
  --color-tertiary: #A8A29E;       /* Light Warm Grey */
  --color-bg: #FAFAF9;             /* Soft Off-White / Cream Base */
  --color-bg-alt: #F5F5F4;         /* Subtle Section Background */
  --color-card: #FFFFFF;           /* Pure White */
  --color-accent: #C59B27;         /* Warm Gold / Author Accent */
  --color-accent-light: #FDFBF7;   /* Light Gold Tint */
  --color-accent-hover: #765811;   /* Deep Warm Gold */
  --color-amazon: #D97706;         /* Warm Amber / Amazon Brand Accent */
  --color-amazon-hover: #B45309;   /* Darker Amber Hover */
  --color-border: #E7E5E4;         /* Soft Subtle Divider */
  --color-border-hover: #D6D3D1;   /* Active Border */
  
  /* Shadows & Glassmorphism */
  --shadow-sm: 0 2px 8px rgba(28, 25, 23, 0.04);
  --shadow-md: 0 8px 24px rgba(28, 25, 23, 0.08);
  --shadow-lg: 0 16px 40px rgba(28, 25, 23, 0.12);
  --shadow-gold: 0 8px 25px rgba(197, 155, 39, 0.2);

  /* Typography */
  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

  /* Spacing */
  --container-max-width: 1200px;
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
}

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

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

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg);
  color: var(--color-primary);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

/* Typography Hierarchy */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  color: var(--color-primary);
  font-weight: 700;
  line-height: 1.25;
}

h1 {
  font-size: clamp(2.25rem, 5vw, 3.75rem);
  letter-spacing: -0.02em;
}

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

h3 {
  font-size: clamp(1.25rem, 2.5vw, 1.75rem);
}

p {
  color: var(--color-secondary);
  font-size: 1.05rem;
  margin-bottom: 1rem;
}

p.lead {
  font-size: 1.25rem;
  font-weight: 300;
  line-height: 1.7;
  color: var(--color-secondary);
}

/* Container & Layout */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section-padding {
  padding: 5rem 0;
}

.section-padding-lg {
  padding: 7rem 0;
}

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

/* Badges & Tags */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.9rem;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.badge-gold {
  background: rgba(197, 155, 39, 0.12);
  color: var(--color-accent-hover);
  border: 1px solid rgba(197, 155, 39, 0.3);
}

.badge-dark {
  background: var(--color-primary);
  color: #FFFFFF;
}

.badge-available {
  background: #ECFDF5;
  color: #047857;
  border: 1px solid #A7F3D0;
}

/* Button Styles */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.85rem 1.8rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all var(--transition-fast);
  text-align: center;
}

.btn-primary {
  background-color: var(--color-primary);
  color: #FFFFFF;
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  background-color: var(--color-primary-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

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

.btn-gold:hover {
  color: #FFFFFF;
  background-color: var(--color-accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(197, 155, 39, 0.35);
}

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

.btn-outline:hover {
  background-color: var(--color-primary);
  color: #FFFFFF;
  transform: translateY(-2px);
}

.btn-amazon {
  background-color: var(--color-amazon);
  color: var(--color-primary);
  box-shadow: 0 4px 14px rgba(217, 119, 6, 0.25);
}

.btn-amazon:hover {
  color: #FFFFFF;
  background-color: var(--color-amazon-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(217, 119, 6, 0.35);
}

.btn-sm {
  padding: 0.6rem 1.2rem;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 1rem 2.2rem;
  font-size: 1.05rem;
}

/* --------------------------------------------------------------------------
   Header & Navigation
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(250, 250, 249, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: all var(--transition-normal);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.brand-logo-text {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--color-primary);
}

.brand-logo-subtitle {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-accent);
  display: block;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2.5rem;
  list-style: none;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-secondary);
  position: relative;
  padding: 0.5rem 0;
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-primary);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background-color: var(--color-accent);
  transition: width var(--transition-fast);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

/* Mobile Toggle Hamburger */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  color: var(--color-primary);
}

.nav-toggle svg {
  width: 28px;
  height: 28px;
}

/* --------------------------------------------------------------------------
   Hero Section (Featured Book Launch)
   -------------------------------------------------------------------------- */
.hero-section {
  position: relative;
  padding: 4rem 0 6rem;
  background: radial-gradient(circle at 80% 20%, rgba(197, 155, 39, 0.07) 0%, transparent 50%),
              radial-gradient(circle at 20% 80%, rgba(28, 25, 23, 0.03) 0%, transparent 50%);
  border-bottom: 1px solid var(--color-border);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.hero-subtitle {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 1rem;
}

.hero-title {
  margin-bottom: 1.25rem;
}

.hero-description {
  margin-bottom: 2rem;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-image-wrapper {
  position: relative;
  display: flex;
  justify-content: center;
}

.hero-book-card {
  position: relative;
  width: 100%;
  max-width: 380px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg), 0 20px 40px rgba(0, 0, 0, 0.15);
  transition: transform var(--transition-normal);
  background: #FFFFFF;
  overflow: hidden;
}

.hero-book-card:hover {
  transform: translateY(-8px) scale(1.01);
}

.hero-book-cover {
  width: 100%;
  aspect-ratio: 943 / 1500;
  object-fit: contain;
  display: block;
}

.hero-book-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  z-index: 2;
}

/* --------------------------------------------------------------------------
   Author Teaser Section
   -------------------------------------------------------------------------- */
.author-teaser-section {
  background-color: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-border);
}

.author-teaser-grid {
  display: grid;
  grid-template-columns: 4.5fr 7.5fr;
  gap: 4rem;
  align-items: center;
}

.author-portrait-container {
  position: relative;
  width: 100%;
}

.author-portrait-img {
  width: 100%;
  max-width: 320px;
  height: auto;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  border: 4px solid #FFFFFF;
  display: block;
  margin: 0 auto;
}

.author-quote-box {
  position: relative;
  padding: 1.75rem 2rem;
  margin-top: 1.5rem;
  background: var(--color-card);
  border-left: 4px solid var(--color-accent);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  box-shadow: var(--shadow-sm);
}

.author-quote-text {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.1rem;
  color: var(--color-primary);
  margin-bottom: 0;
}

/* --------------------------------------------------------------------------
   Featured Catalog / Book Cards Grid
   -------------------------------------------------------------------------- */
.section-header {
  max-width: 650px;
  margin: 0 auto 3.5rem;
  text-align: center;
}

.section-header p {
  margin-top: 0.5rem;
}

.catalog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr));
  gap: 2.5rem;
}

.book-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  position: relative;
}

.book-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-border-hover);
}

.book-card-image-wrap {
  position: relative;
  width: 100%;
  background-color: #F5F4F0;
  aspect-ratio: 943 / 1500;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.book-card-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform 0.5s ease;
}

.book-card:hover .book-card-img {
  transform: scale(1.03);
}

.book-card-body {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.book-card-tag {
  margin-bottom: 0.75rem;
}

.book-card-title {
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
  line-height: 1.3;
}

.book-card-synopsis {
  font-size: 0.95rem;
  color: var(--color-secondary);
  margin-bottom: 1.5rem;
  flex: 1;
}

.book-card-synopsis p {
  font-size: inherit;
  margin-bottom: 1rem;
}

.book-card-synopsis p:last-child {
  margin-bottom: 0;
}

.book-card-footer {
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* --------------------------------------------------------------------------
   About Page Specific Layout
   -------------------------------------------------------------------------- */
.page-hero {
  padding: 4rem 0 3rem;
  background-color: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-border);
  text-align: center;
}

.about-grid {
  display: grid;
  grid-template-columns: 4.2fr 7.8fr;
  gap: 4rem;
  margin-top: 1rem;
}

.about-bio-text p {
  font-size: 1.1rem;
  margin-bottom: 1.5rem;
  line-height: 1.8;
}

.about-stat-box {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin: 2.5rem 0;
  padding: 1.75rem;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  text-align: center;
}

.stat-number {
  font-family: var(--font-serif);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--color-accent);
  display: block;
}

.stat-label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-secondary);
}

.social-connect-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
  margin-top: 2rem;
}

.social-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.social-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-3px);
  box-shadow: var(--shadow-sm);
}

.social-icon {
  width: 40px;
  height: 40px;
  min-width: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-accent-light);
  color: var(--color-accent);
  border-radius: 50%;
  font-size: 1.2rem;
}

.social-info {
  min-width: 0;
}

.social-info h4 {
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
}

.social-info span {
  display: block;
  font-size: 0.8rem;
  color: var(--color-secondary);
  overflow-wrap: anywhere;
  word-break: break-word;
}

/* --------------------------------------------------------------------------
   Contact Section & Form Styles
   -------------------------------------------------------------------------- */
.contact-section {
  background-color: var(--color-bg-alt);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.contact-grid {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: 3.5rem;
  align-items: start;
}

.contact-info-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
}

.contact-email-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--color-accent-light);
  border: 1px solid rgba(197, 155, 39, 0.3);
  padding: 1rem 1.25rem;
  border-radius: var(--radius-sm);
  margin: 1.5rem 0;
}

.contact-email-text {
  font-weight: 600;
  color: var(--color-primary);
  font-size: 0.95rem;
  text-decoration: underline;
  word-break: break-all;
}

.contact-form-container {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2.25rem;
  box-shadow: var(--shadow-sm);
}

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

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 0.4rem;
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background-color: var(--color-bg);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  color: var(--color-primary);
  transition: border var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
}

.form-input:focus,
.form-textarea:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(197, 155, 39, 0.15);
  background-color: #FFFFFF;
}

.form-textarea {
  resize: vertical;
  min-height: 130px;
}

/* --------------------------------------------------------------------------
   Newsletter / Call to Action Strip
   -------------------------------------------------------------------------- */
.newsletter-banner {
  background: var(--color-primary);
  color: #FFFFFF;
  padding: 5rem 0;
  position: relative;
  overflow: hidden;
}

.newsletter-banner h2 {
  color: #FFFFFF;
  margin-bottom: 0.75rem;
}

.newsletter-banner p {
  color: var(--color-tertiary);
  max-width: 600px;
  margin: 0 auto 2rem;
}

.newsletter-form {
  display: flex;
  max-width: 520px;
  margin: 0 auto;
  gap: 0.5rem;
}

.newsletter-input {
  flex: 1;
  padding: 0.9rem 1.25rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.08);
  color: #FFFFFF;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  outline: none;
  transition: border var(--transition-fast);
}

.newsletter-input:focus {
  border-color: var(--color-accent);
}

.newsletter-input::placeholder {
  color: #A8A29E;
}

/* --------------------------------------------------------------------------
   Site Footer
   -------------------------------------------------------------------------- */
.site-footer {
  background-color: #141211;
  color: var(--color-tertiary);
  padding: 4rem 0 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand h3 {
  color: #FFFFFF;
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
}

.footer-brand p {
  color: var(--color-tertiary);
  font-size: 0.9rem;
  max-width: 320px;
}

.footer-heading {
  color: #FFFFFF;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 1.25rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  color: var(--color-tertiary);
  font-size: 0.9rem;
}

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

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
}

/* --------------------------------------------------------------------------
   Responsive Media Queries
   -------------------------------------------------------------------------- */
@media (max-width: 992px) {
  .hero-grid,
  .author-teaser-grid,
  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .hero-content {
    text-align: center;
    align-items: center;
  }

  .author-portrait-container {
    max-width: 420px;
    margin: 0 auto;
  }

  .author-portrait-img {
    max-width: 270px;
    margin: 0 auto;
  }

  .about-stat-box,
  .author-quote-box {
    max-width: 420px;
    margin-left: auto;
    margin-right: auto;
  }

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

@media (max-width: 900px) {
  .navigation-ready .nav-links {
    position: fixed;
    top: 80px;
    left: 0;
    width: 100%;
    background-color: var(--color-bg);
    flex-direction: column;
    padding: 2rem;
    gap: 1.5rem;
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
    transform: translateY(-150%);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
  }

  .navigation-ready .nav-links.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .navigation-ready .nav-toggle {
    display: block;
  }

  .newsletter-form {
    flex-direction: column;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}

@media (max-width: 576px) {
  .author-portrait-img {
    max-width: 220px;
  }

  .about-stat-box {
    padding: 1.25rem 0.75rem;
    gap: 0.75rem;
  }

  .author-quote-box {
    padding: 1.25rem 1.5rem;
  }

  .contact-info-card,
  .contact-form-container {
    padding: 1.5rem 1.25rem;
  }

  .contact-email-box {
    flex-direction: column;
    gap: 0.75rem;
    align-items: stretch;
    text-align: center;
  }

  .social-connect-grid {
    grid-template-columns: 1fr;
  }
}

/* Keyboard access and layouts that accommodate small screens and text zoom. */
:focus-visible {
  outline: 3px solid #1C1917;
  outline-offset: 4px;
}
.newsletter-banner :focus-visible,
.site-footer :focus-visible {
  outline: 3px solid #FFFFFF;
  outline-offset: 4px;
}
.form-input:focus-visible,
.form-textarea:focus-visible {
  outline: 3px solid #1C1917;
  outline-offset: 3px;
}
.skip-link {
  position: fixed;
  top: 0.5rem;
  left: 0.5rem;
  z-index: 1100;
  padding: 0.75rem 1rem;
  background: #FFFFFF;
  color: #1C1917;
  transform: translateY(-200%);
}
.skip-link:focus { transform: translateY(0); }
[id] { scroll-margin-top: 6rem; }
.btn, .nav-toggle, .nav-link { min-height: 44px; }
.nav-link { display: inline-flex; align-items: center; }
.brand-logo-subtitle, .hero-subtitle { color: var(--color-accent-hover); }
.catalog-grid > *, .about-grid > *, .contact-grid > *, .footer-grid > * { min-width: 0; }
.footer-links a { overflow-wrap: anywhere; }
.newsletter-form { align-items: flex-end; }
.newsletter-field { flex: 1; min-width: 0; text-align: left; }
.newsletter-field label { display: block; margin-bottom: 0.4rem; font-weight: 600; }
.newsletter-input { width: 100%; min-width: 0; }
.form-input, .form-textarea, .newsletter-input { font-size: 1rem; }

@media (max-width: 900px) {
  .navigation-ready .nav-links { max-height: calc(100dvh - 80px); overflow-y: auto; gap: 0.75rem; padding: 1rem 1.5rem; }
  .newsletter-form { align-items: stretch; }
  .section-padding, .newsletter-banner { padding: 3rem 0; }
  .hero-section { padding: 2.5rem 0 3rem; }
  .page-hero { padding: 2.5rem 0; }
  .section-header { margin-bottom: 2rem; }
}
@media (max-width: 576px) {
  .container { padding-inline: 1rem; }
  .catalog-grid { gap: 1.5rem; }
  .book-card-body { padding: 1.25rem; }
  .hero-cta-group { width: 100%; }
  .hero-cta-group .btn { width: 100%; }
  .hero-subtitle { font-size: 0.75rem; letter-spacing: 0.12em; }
  .footer-links a { display: inline-flex; align-items: center; min-height: 44px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
  .book-card:hover, .book-card:hover .book-card-img,
  .hero-book-card:hover, .btn:hover, .social-card:hover { transform: none; }
}

@media (max-width: 900px) {
  html:not(.navigation-ready) .nav-container { height: auto; min-height: 80px; flex-wrap: wrap; padding-block: 1rem; gap: 1rem; }
  html:not(.navigation-ready) .nav-links { position: static; flex-wrap: wrap; }
}
.stat-label { overflow-wrap: anywhere; }

.stat-number { color: var(--color-accent-hover); }
.footer-bottom p { color: inherit; }

/* --------------------------------------------------------------------------
   Writing Companions / Marquez Parrots Card
   -------------------------------------------------------------------------- */
.author-companion-card {
  margin-top: 2rem;
  margin-bottom: 2.5rem;
  padding: 1.75rem;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  display: flex;
  gap: 1.75rem;
  align-items: center;
  transition: all var(--transition-normal);
}

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

.author-companion-images {
  display: flex;
  gap: 0.75rem;
  flex-shrink: 0;
}

.author-companion-img {
  width: 130px;
  height: 130px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  border: 2px solid #FFFFFF;
  box-shadow: var(--shadow-sm);
  background-color: var(--color-bg-alt);
  transition: transform var(--transition-fast);
}

.author-companion-img:hover {
  transform: scale(1.04);
}

.author-companion-content {
  flex: 1;
  min-width: 240px;
}

.author-companion-content h4 {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  margin: 0.4rem 0 0.6rem;
  color: var(--color-primary);
}

.author-companion-content p {
  font-size: 0.95rem;
  color: var(--color-secondary);
  line-height: 1.6;
  margin-bottom: 0.5rem;
}

.author-companion-content .companion-caption {
  font-size: 0.85rem;
  font-style: italic;
  color: var(--color-secondary);
  margin-bottom: 0;
}

@media (max-width: 640px) {
  .author-companion-card {
    flex-direction: column;
    align-items: flex-start;
    padding: 1.25rem;
    gap: 1.25rem;
  }
  .author-companion-images {
    width: 100%;
    justify-content: center;
    gap: 0.5rem;
  }
  .author-companion-img {
    width: 110px;
    height: 110px;
  }
}