/* ========================================
   SlowReading — Support & Privacy Page
   ======================================== */

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

:root {
  --color-bg: #1a1918;
  --color-bg-alt: #252221;
  --color-text: #f5f0eb;
  --color-text-light: #9a8f85;
  --color-accent: #c9a96e;
  --color-accent-dark: #b8945a;
  --color-border: #3d3a38;
  --color-white: #252221;
  --font-serif: 'Lora', 'Georgia', serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --max-width: 960px;
  --section-padding: 5rem 1.5rem;
}

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

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--color-accent-dark);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

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

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(26, 25, 24, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0.85rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.02em;
}

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

.nav-icon {
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 0.4rem;
  flex-shrink: 0;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 2rem;
}

.nav-links a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-light);
  letter-spacing: 0.01em;
}

.nav-links a:hover {
  color: var(--color-text);
}

/* --- Hero --- */
.hero {
  padding: 10rem 1.5rem 4rem;
  text-align: center;
  background: linear-gradient(180deg, var(--color-bg-alt) 0%, var(--color-bg) 100%);
}

.hero-eyebrow {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 0.95rem;
  color: var(--color-accent-dark);
  margin-bottom: 1rem;
  letter-spacing: 0.02em;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 1.25rem;
}

.hero-subtitle {
  font-size: 1.1rem;
  color: var(--color-text-light);
  line-height: 1.8;
  font-weight: 300;
}

/* --- Screenshots --- */
.screenshots {
  padding: 2rem 0 4rem;
  background-color: var(--color-bg);
}

.screenshots-box {
  background-color: var(--color-bg-alt);
  border-radius: 1.25rem;
  padding: 2rem;
  max-width: 860px;
  margin: 0 auto;
}

.screenshots-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.screenshot-item {
  aspect-ratio: 9 / 19.5;
  border-radius: 1.25rem;
  overflow: hidden;
}

.screenshot-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.screenshot-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(145deg, var(--color-bg-alt), #2f2d2b);
  border: 2px dashed var(--color-border);
  border-radius: 1.25rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transition: border-color 0.2s ease;
}

.screenshot-placeholder:hover {
  border-color: var(--color-accent);
}

.screenshot-icon {
  font-size: 1.75rem;
}

.screenshot-label {
  font-size: 0.75rem;
  color: var(--color-text-light);
  font-weight: 500;
}

/* --- Section Common --- */
.section-title {
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 3.5vw, 2.25rem);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.section-desc {
  font-size: 1rem;
  color: var(--color-text-light);
  max-width: 600px;
  line-height: 1.8;
  font-weight: 300;
}

/* --- About / Books --- */
.about {
  padding: var(--section-padding);
  background-color: var(--color-bg);
}

.about-pipeline {
  margin: 1.25rem auto 0;
  padding: 1.25rem 1.5rem;
  background-color: var(--color-bg-alt);
  border-radius: 0.75rem;
  border: 1px solid var(--color-border);
  /* Full width to align with books-grid (1st–3rd card span) */
  width: 100%;
  box-sizing: border-box;
}

.about-pipeline p.about-pipeline-lead {
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--color-accent-dark);
  line-height: 1.5;
  margin-bottom: 0.75rem;
}

.about-pipeline p {
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 1.75;
  font-weight: 400;
  margin: 0;
}

.about-pipeline p:last-child {
  margin-bottom: 0;
}

.about-pipeline a {
  font-weight: 500;
}

.books-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.25rem;
  margin-top: 2.5rem;
}

.book-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 0.75rem;
  padding: 1.75rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.book-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
}

.book-number {
  font-family: var(--font-serif);
  font-size: 0.8rem;
  color: var(--color-accent);
  font-weight: 700;
  margin-bottom: 0.75rem;
  letter-spacing: 0.02em;
}

.book-title {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.4;
  margin-bottom: 0.35rem;
}

.book-author {
  font-size: 0.875rem;
  color: var(--color-text-light);
  font-weight: 400;
}

/* --- Support --- */
.support {
  padding: var(--section-padding);
  background-color: var(--color-bg-alt);
}

.support-info {
  margin-top: 2.5rem;
}

.info-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.info-item {
  display: flex;
  gap: 1.5rem;
  padding: 1.5rem;
  background: var(--color-white);
  border-radius: 0.75rem;
  border: 1px solid var(--color-border);
}

.info-item dt {
  flex-shrink: 0;
  width: 140px;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--color-text);
}

.info-item dd {
  font-size: 0.95rem;
  color: var(--color-text-light);
  line-height: 1.7;
}

.info-item dd a {
  font-weight: 500;
}

.info-item dd small {
  display: block;
  margin-top: 0.25rem;
  font-size: 0.8rem;
  color: var(--color-text-light);
  opacity: 0.8;
}

/* --- Privacy Policy --- */
.privacy {
  padding: var(--section-padding);
  background-color: var(--color-bg);
}

.policy-content {
  margin-top: 2.5rem;
}

.policy-content h3 {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-text);
  margin-top: 2.5rem;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--color-border);
}

.policy-content h3:first-child {
  margin-top: 0;
}

.policy-list {
  list-style: none;
  counter-reset: policy-counter;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.policy-list li {
  counter-increment: policy-counter;
  padding: 1.25rem 1.5rem;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 0.75rem;
}

.policy-list li strong {
  display: block;
  font-size: 0.95rem;
  color: var(--color-text);
  margin-bottom: 0.35rem;
}

.policy-list li strong::before {
  content: counter(policy-counter) ". ";
  color: var(--color-accent-dark);
  font-family: var(--font-serif);
}

.policy-list li p {
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 1.75;
}

.policy-content > p {
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 1.75;
  margin-bottom: 0.5rem;
}

.policy-dates {
  margin-top: 2.5rem;
  padding: 1.25rem 1.5rem;
  background: var(--color-bg-alt);
  border-radius: 0.75rem;
  border: 1px solid var(--color-border);
}

.policy-dates p {
  font-size: 0.875rem;
  color: var(--color-text-light);
  line-height: 1.6;
}

/* --- Footer --- */
.footer {
  padding: 3rem 1.5rem;
  text-align: center;
  border-top: 1px solid var(--color-border);
  background-color: var(--color-bg-alt);
}

.footer-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 0.35rem;
}

.footer-icon {
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 0.35rem;
  flex-shrink: 0;
}

.footer-copy {
  font-size: 0.8rem;
  color: var(--color-text-light);
}

/* --- Responsive --- */
@media (max-width: 768px) {
  :root {
    --section-padding: 3.5rem 1.25rem;
  }

  .nav-links {
    gap: 1.25rem;
  }

  .nav-links a {
    font-size: 0.8rem;
  }

  .hero {
    padding: 8rem 1.25rem 3rem;
  }

  .screenshots-box {
    padding: 1.5rem;
  }

  .screenshots-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 0.75rem;
  }

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

  .info-item {
    flex-direction: column;
    gap: 0.35rem;
  }

  .info-item dt {
    width: auto;
  }
}

@media (max-width: 480px) {
  .nav-inner {
    flex-direction: column;
    gap: 0.5rem;
  }

  .screenshots-box {
    max-width: 420px;
  }

  .screenshots-box {
    padding: 1.25rem;
  }

  .screenshots-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
  }

  .hero-title {
    font-size: 2.25rem;
  }
}