/* Find the FUR — soft pale animal theme (mobile-first) */

:root {
  --color-bg: #fff8f2;
  --color-bg-alt: #f0f5ee;
  --color-surface: #ffffff;
  --color-primary: #7a9e7e;
  --color-primary-dark: #5f8263;
  --color-secondary: #e8c4a8;
  --color-accent: #d4846a;
  --color-accent-hover: #c07258;
  --color-text: #3d4540;
  --color-muted: #5c6660;
  --color-border: #e5ddd4;
  --color-lavender: #ede8f4;

  --font-heading: "Baloo 2", system-ui, sans-serif;
  --font-body: "Nunito", system-ui, sans-serif;

  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 3px rgba(61, 69, 64, 0.06);
  --shadow-md: 0 4px 14px rgba(61, 69, 64, 0.08);
  --shadow-lg: 0 12px 28px rgba(61, 69, 64, 0.1);

  --container: min(1120px, 100% - 2rem);
  --transition: 200ms ease;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
  touch-action: manipulation;
  overscroll-behavior-y: contain;
}

body.nav-open {
  overflow: hidden;
}

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

a {
  color: var(--color-primary-dark);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color var(--transition);
}

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

h1,
h2,
h3,
h4 {
  font-family: var(--font-heading);
  line-height: 1.2;
  color: var(--color-text);
  margin: 0 0 var(--space-md);
  font-weight: 600;
}

h1 {
  font-size: clamp(1.85rem, 5vw, 2.75rem);
}

h2 {
  font-size: clamp(1.5rem, 4vw, 2rem);
}

h3 {
  font-size: 1.2rem;
}

p {
  margin: 0 0 var(--space-md);
  color: var(--color-muted);
}

ul {
  margin: 0 0 var(--space-md);
  padding-left: 1.25rem;
}

.container {
  width: var(--container);
  margin-inline: auto;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: var(--space-sm);
  z-index: 10000;
  padding: var(--space-sm) var(--space-md);
  background: var(--color-surface);
  border-radius: var(--radius-sm);
  font-weight: 600;
}

.skip-link:focus {
  left: var(--space-md);
}

.navbar {
  position: sticky;
  top: var(--space-sm);
  z-index: 1000;
  margin: var(--space-sm) var(--space-md) 0;
  max-width: calc(1120px + 2rem);
  margin-inline: auto;
}

.nav-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-sm) var(--space-md);
  padding: var(--space-sm) var(--space-md);
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(10px);
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--color-text);
  text-decoration: none;
  margin-right: auto;
}

.logo img {
  border-radius: var(--radius-sm);
}

.nav-links {
  display: none;
  flex-direction: column;
  list-style: none;
  margin: 0;
  padding: var(--space-md);
  gap: var(--space-xs);
  width: 100%;
  order: 10;
  background: var(--color-bg-alt);
  border-radius: var(--radius-md);
}

.nav-links.active {
  display: flex;
}

.nav-links a {
  display: block;
  padding: 0.65rem var(--space-md);
  border-radius: var(--radius-sm);
  text-decoration: none;
  color: var(--color-text);
  font-weight: 600;
  min-height: 44px;
  line-height: 1.4;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  background: var(--color-surface);
  color: var(--color-primary-dark);
}

.nav-cta {
  display: none;
}

.mobile-menu-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  min-height: 44px;
  padding: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  color: var(--color-text);
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition);
}

.mobile-menu-btn:hover {
  background: var(--color-bg-alt);
}

.mobile-menu-btn:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

@media (min-width: 900px) {
  .nav-inner {
    flex-wrap: nowrap;
    padding: var(--space-sm) var(--space-lg);
  }

  .nav-links {
    display: flex !important;
    flex-direction: row;
    width: auto;
    order: 0;
    padding: 0;
    background: transparent;
    gap: var(--space-xs);
  }

  .nav-links a {
    padding: 0.5rem 0.75rem;
    min-height: auto;
  }

  .nav-cta {
    display: inline-flex;
  }

  .mobile-menu-btn {
    display: none;
  }
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  min-height: 44px;
  padding: 0.65rem 1.25rem;
  border-radius: var(--radius-full);
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), border-color var(--transition),
    box-shadow var(--transition);
}

.btn:focus-visible {
  outline: 2px solid var(--color-primary-dark);
  outline-offset: 2px;
}

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

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

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

.btn-outline:hover {
  background: var(--color-bg-alt);
  color: var(--color-text);
}

.btn-lg {
  padding: 0.85rem 1.5rem;
  font-size: 1rem;
}

.btn-sm {
  padding: 0.45rem 1rem;
  font-size: 0.875rem;
  min-height: 40px;
}

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

.section:nth-of-type(even) {
  background: var(--color-bg-alt);
}

.section-header {
  text-align: center;
  max-width: 40rem;
  margin: 0 auto var(--space-xl);
}

.section-header p {
  font-size: 1.05rem;
}

.hero {
  padding: var(--space-xl) 0 var(--space-2xl);
  background: linear-gradient(165deg, var(--color-lavender) 0%, var(--color-bg) 45%, var(--color-bg-alt) 100%);
}

.hero .container {
  display: grid;
  gap: var(--space-xl);
  align-items: center;
}

.hero-content h1 span {
  color: var(--color-primary-dark);
  font-weight: 500;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

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

.hero-image img {
  max-width: min(100%, 320px);
  filter: drop-shadow(var(--shadow-lg));
}

@media (min-width: 768px) {
  .hero .container {
    grid-template-columns: 1fr 1fr;
  }

  .hero-image img {
    max-width: 380px;
  }
}

.features-grid {
  display: grid;
  gap: var(--space-lg);
}

@media (min-width: 640px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .features-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.feature-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), border-color var(--transition);
}

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

.feature-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: var(--color-bg-alt);
  color: var(--color-primary-dark);
  margin-bottom: var(--space-md);
}

.feature-icon svg {
  width: 24px;
  height: 24px;
}

.screenshots-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

@media (min-width: 768px) {
  .screenshots-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.screenshot-card {
  margin: 0;
  cursor: pointer;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  transition: box-shadow var(--transition);
}

.screenshot-card:hover {
  box-shadow: var(--shadow-md);
}

.screenshot-card figcaption {
  padding: var(--space-sm) var(--space-md);
  font-size: 0.875rem;
  font-weight: 600;
  text-align: center;
  color: var(--color-text);
}

.steps {
  display: grid;
  gap: var(--space-lg);
  counter-reset: step;
}

@media (min-width: 768px) {
  .steps {
    grid-template-columns: repeat(3, 1fr);
  }
}

.step {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  border: 1px solid var(--color-border);
  position: relative;
  padding-top: calc(var(--space-lg) + 1.5rem);
}

.step::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  top: var(--space-md);
  left: var(--space-lg);
  width: 2rem;
  height: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  background: var(--color-primary);
  color: #fff;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.95rem;
}

.download-section {
  text-align: center;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl) var(--space-lg);
  box-shadow: var(--shadow-sm);
}

.store-badges {
  display: flex;
  justify-content: center;
  margin: var(--space-lg) 0;
}

.store-badge {
  max-width: 180px;
}

.app-info {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-lg);
}

.app-info-item {
  text-align: center;
}

.app-info-item strong {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.35rem;
  color: var(--color-text);
}

.app-info-item span {
  font-size: 0.875rem;
  color: var(--color-muted);
}

.book-section {
  display: grid;
  gap: var(--space-xl);
  align-items: center;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  border: 1px solid var(--color-border);
}

@media (min-width: 768px) {
  .book-section {
    grid-template-columns: minmax(180px, 280px) 1fr;
  }
}

.book-cover img {
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  margin-inline: auto;
}

.book-features li {
  margin-bottom: var(--space-sm);
  color: var(--color-muted);
}

.page-hero {
  padding: var(--space-xl) 0 var(--space-lg);
  background: linear-gradient(180deg, var(--color-lavender), var(--color-bg));
}

.breadcrumbs {
  font-size: 0.875rem;
  margin-bottom: var(--space-md);
  color: var(--color-muted);
}

.breadcrumbs a {
  text-decoration: none;
  font-weight: 600;
}

.two-col {
  display: grid;
  gap: var(--space-xl);
  align-items: start;
}

@media (min-width: 768px) {
  .two-col {
    grid-template-columns: 1fr 1fr;
  }
}

.surface {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  border: 1px solid var(--color-border);
}

.hero-panel .badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  background: var(--color-secondary);
  color: var(--color-text);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: var(--space-md);
}

.meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-top: var(--space-md);
}

.pill {
  display: inline-block;
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-full);
  background: var(--color-bg-alt);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-primary-dark);
}

.hero-media img {
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
}

.book-detail-cover {
  display: flex;
  justify-content: center;
}

.book-detail-cover img {
  max-width: min(100%, 200px);
  margin-inline: auto;
}

.blog-wrap {
  max-width: 42rem;
  margin-inline: auto;
}

.blog-hero {
  margin-bottom: var(--space-xl);
}

.blog-kicker {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-primary-dark);
}

.blog-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-top: var(--space-md);
}

.blog-byline {
  margin-top: var(--space-md);
  font-size: 0.875rem;
  color: var(--color-muted);
}

.blog-summary {
  margin-top: var(--space-xl);
  padding: var(--space-lg);
  background: var(--color-bg-alt);
  border-radius: var(--radius-md);
}

.blog-summary h2 {
  font-size: 1.125rem;
  margin-top: 0;
  margin-bottom: var(--space-sm);
}

.blog-summary ul {
  margin: 0;
  padding-left: 1.25rem;
  color: var(--color-text);
}

.blog-post h2 {
  margin-top: var(--space-xl);
}

.blog-note {
  padding: var(--space-md) var(--space-lg);
  background: var(--color-bg-alt);
  border-left: 4px solid var(--color-primary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: var(--space-lg) 0;
  color: var(--color-muted);
}

.blog-nav-row {
  margin-top: var(--space-xl);
}

.blog-list {
  display: grid;
  gap: var(--space-md);
}

.blog-list-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  transition: border-color var(--transition);
}

.blog-list-item:hover {
  border-color: var(--color-primary);
}

.blog-list-item h3 {
  margin-bottom: var(--space-sm);
}

.footer {
  background: var(--color-text);
  color: #e8ece9;
  padding: var(--space-2xl) 0 var(--space-lg);
  margin-top: var(--space-xl);
}

.footer a {
  color: #dce8dd;
  text-decoration: none;
}

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

.footer-grid {
  display: grid;
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr;
  }
}

.footer-brand .logo {
  color: #fff;
  margin-bottom: var(--space-md);
}

.footer-brand p {
  color: #b8c4bb;
  font-size: 0.95rem;
}

.footer-links h4 {
  color: #fff;
  font-size: 1rem;
  margin-bottom: var(--space-md);
}

.footer-links ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li {
  margin-bottom: var(--space-sm);
}

.footer-bottom {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  padding-top: var(--space-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 0.875rem;
  color: #b8c4bb;
}

@media (min-width: 640px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

.social-links {
  display: flex;
  gap: var(--space-md);
}

.social-links a {
  display: inline-flex;
  min-width: 44px;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.08);
  transition: background var(--transition);
}

.social-links a:hover {
  background: rgba(255, 255, 255, 0.15);
}

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md);
  background: rgba(61, 69, 64, 0.85);
  backdrop-filter: blur(4px);
}

.lightbox[hidden] {
  display: none !important;
}

.lightbox img {
  max-height: 90vh;
  max-width: 100%;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
}

.lightbox-close {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  min-width: 44px;
  min-height: 44px;
  border: none;
  border-radius: var(--radius-full);
  background: var(--color-surface);
  color: var(--color-text);
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
}

.lightbox-close:focus-visible {
  outline: 2px solid #fff;
  outline-offset: 2px;
}

details {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-md) var(--space-lg);
  margin-bottom: var(--space-md);
}

summary {
  font-weight: 700;
  cursor: pointer;
  color: var(--color-text);
  min-height: 44px;
  display: flex;
  align-items: center;
}

summary:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.mode-block {
  display: grid;
  gap: var(--space-xl);
  align-items: center;
}

@media (min-width: 768px) {
  .mode-block {
    grid-template-columns: 1fr 1fr;
  }

  .mode-block--reverse {
    direction: rtl;
  }

  .mode-block--reverse > * {
    direction: ltr;
  }
}

/* —— Book catalog —— */
.books-hero-grid {
  display: grid;
  gap: var(--space-xl);
  align-items: center;
  margin-top: var(--space-md);
}

@media (min-width: 768px) {
  .books-hero-grid {
    grid-template-columns: 1fr auto;
  }
}

.books-edition-count {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  background: var(--color-secondary);
  color: var(--color-text);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: var(--space-md);
}

.books-edition-count svg {
  width: 1rem;
  height: 1rem;
  flex-shrink: 0;
}

.books-hero-covers {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
}

.books-hero-covers img {
  width: 100%;
  max-width: 120px;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-md);
}

.books-catalog {
  display: grid;
  gap: var(--space-lg);
}

@media (min-width: 768px) {
  .books-catalog {
    grid-template-columns: repeat(2, 1fr);
  }
}

.book-card {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: var(--space-md);
  align-items: start;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  box-shadow: var(--shadow-sm);
}

@media (max-width: 479px) {
  .book-card {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .book-card-cover {
    margin-inline: auto;
  }
}

.book-card-cover {
  display: block;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: box-shadow var(--transition);
}

.book-card-cover:hover {
  box-shadow: var(--shadow-md);
}

.book-card-cover img {
  width: 100%;
  max-width: 120px;
  margin-inline: auto;
}

.book-card-body h3 {
  font-size: 1.05rem;
  margin-bottom: var(--space-sm);
}

.book-card-body ul {
  font-size: 0.9rem;
  margin-bottom: var(--space-md);
}

.book-card-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

@media (min-width: 480px) {
  .book-card-actions {
    flex-direction: row;
    flex-wrap: wrap;
  }
}

.book-card-actions .btn {
  flex: 1 1 auto;
  min-width: min(100%, 11rem);
}

.btn-icon {
  flex-shrink: 0;
}

.btn-amazon {
  background: #3d4540;
  border-color: #3d4540;
  color: #fff;
}

.btn-amazon:hover {
  background: #2a302c;
  border-color: #2a302c;
  color: #fff;
}

.hero-books-preview {
  display: flex;
  justify-content: center;
  align-items: flex-end;
  gap: var(--space-md);
  padding: var(--space-md);
}

.hero-books-preview img {
  width: 38%;
  max-width: 140px;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
}

.hero-books-preview img:first-child {
  transform: rotate(-4deg);
}

.hero-books-preview img:last-child {
  transform: rotate(3deg);
  margin-bottom: var(--space-md);
}

.section-books-featured {
  background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-alt) 100%);
}

.books-teaser-grid {
  display: grid;
  gap: var(--space-md);
}

@media (min-width: 640px) {
  .books-teaser-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.book-teaser {
  display: flex;
  gap: var(--space-md);
  align-items: center;
  padding: var(--space-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: inherit;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.book-teaser:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
  color: inherit;
}

.book-teaser img {
  width: 72px;
  flex-shrink: 0;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
}

.book-teaser strong {
  display: block;
  font-family: var(--font-heading);
  color: var(--color-text);
  margin-bottom: 0.15rem;
}

.book-teaser span {
  font-size: 0.875rem;
  color: var(--color-muted);
}

.books-teaser-cta {
  justify-content: center;
  margin-top: var(--space-lg);
}

.nav-links a[href="book.html"] {
  color: var(--color-primary-dark);
}