/* ==========================================================================
   ForgeCmds - Minimalist Apple-inspired Stylesheet
   System-adaptive (Light & Dark), Zero artificial gradients, Pure typography
   ========================================================================== */

:root {
  /* System default (Light Mode) */
  --bg-page: #ffffff;
  --bg-secondary: #f5f5f7;
  --bg-card: #ffffff;
  --bg-card-hover: #fbfbfd;
  --bg-code: #f5f5f7;
  
  --border-subtle: #e5e5ea;
  --border-strong: #d2d2d7;
  
  --text-primary: #1d1d1f;
  --text-secondary: #6e6e73;
  --text-muted: #86868b;
  
  --accent: #0071e3;
  --btn-primary-bg: #1d1d1f;
  --btn-primary-text: #ffffff;
  --btn-primary-hover: #000000;
  
  --btn-secondary-bg: #f5f5f7;
  --btn-secondary-text: #1d1d1f;
  --btn-secondary-border: #d2d2d7;
  --btn-secondary-hover: #e8e8ed;

  --font-sans: -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro Display", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-mono: "SF Mono", Menlo, Monaco, Consolas, "Courier New", monospace;

  --max-width: 1040px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  
  --transition: 0.2s ease;
}

/* Dark Mode (System preference or data-theme="dark") */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg-page: #000000;
    --bg-secondary: #161617;
    --bg-card: #1c1c1e;
    --bg-card-hover: #242426;
    --bg-code: #1c1c1e;
    
    --border-subtle: #2c2c2e;
    --border-strong: #3a3a3c;
    
    --text-primary: #f5f5f7;
    --text-secondary: #a1a1a6;
    --text-muted: #86868b;
    
    --accent: #2997ff;
    --btn-primary-bg: #f5f5f7;
    --btn-primary-text: #000000;
    --btn-primary-hover: #ffffff;
    
    --btn-secondary-bg: #1c1c1e;
    --btn-secondary-text: #f5f5f7;
    --btn-secondary-border: #3a3a3c;
    --btn-secondary-hover: #2c2c2e;
  }
}

/* Explicit data-theme overrides if toggled */
[data-theme="dark"] {
  --bg-page: #000000;
  --bg-secondary: #161617;
  --bg-card: #1c1c1e;
  --bg-card-hover: #242426;
  --bg-code: #1c1c1e;
  
  --border-subtle: #2c2c2e;
  --border-strong: #3a3a3c;
  
  --text-primary: #f5f5f7;
  --text-secondary: #a1a1a6;
  --text-muted: #86868b;
  
  --accent: #2997ff;
  --btn-primary-bg: #f5f5f7;
  --btn-primary-text: #000000;
  --btn-primary-hover: #ffffff;
  
  --btn-secondary-bg: #1c1c1e;
  --btn-secondary-text: #f5f5f7;
  --btn-secondary-border: #3a3a3c;
  --btn-secondary-hover: #2c2c2e;
}

[data-theme="light"] {
  --bg-page: #ffffff;
  --bg-secondary: #f5f5f7;
  --bg-card: #ffffff;
  --bg-card-hover: #fbfbfd;
  --bg-code: #f5f5f7;
  
  --border-subtle: #e5e5ea;
  --border-strong: #d2d2d7;
  
  --text-primary: #1d1d1f;
  --text-secondary: #6e6e73;
  --text-muted: #86868b;
  
  --accent: #0071e3;
  --btn-primary-bg: #1d1d1f;
  --btn-primary-text: #ffffff;
  --btn-primary-hover: #000000;
  
  --btn-secondary-bg: #f5f5f7;
  --btn-secondary-text: #1d1d1f;
  --btn-secondary-border: #d2d2d7;
  --btn-secondary-hover: #e8e8ed;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  background-color: var(--bg-page);
  color: var(--text-primary);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  min-height: 100vh;
  line-height: 1.6;
  background-color: var(--bg-page);
  color: var(--text-primary);
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
  color: var(--text-primary);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

p {
  color: var(--text-secondary);
  font-size: 1.05rem;
  line-height: 1.65;
}

strong {
  color: var(--text-primary);
  font-weight: 600;
}

em {
  font-style: italic;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: opacity var(--transition);
}

a:hover {
  opacity: 0.8;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg-page);
  border-bottom: 1px solid var(--border-subtle);
  transition: background-color var(--transition), border-color var(--transition);
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--text-primary);
}

.brand-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  object-fit: cover;
}

.brand-title {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

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

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.65rem 1.25rem;
  border-radius: var(--radius-md);
  font-size: 0.925rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all var(--transition);
}

.btn-primary {
  background: var(--btn-primary-bg);
  color: var(--btn-primary-text);
}

.btn-primary:hover {
  background: var(--btn-primary-hover);
  opacity: 0.9;
}

.btn-secondary {
  background: var(--btn-secondary-bg);
  color: var(--btn-secondary-text);
  border-color: var(--btn-secondary-border);
}

.btn-secondary:hover {
  background: var(--btn-secondary-hover);
}

/* Hero Section */
.hero-section {
  padding: 4.5rem 0 3.5rem;
  border-bottom: 1px solid var(--border-subtle);
}

.hero-content {
  max-width: 780px;
  margin: 0 auto 3rem;
  text-align: center;
}

.hero-kicker {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

.hero-title {
  font-size: 3rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 1.25rem;
}

.hero-desc {
  font-size: 1.2rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1.75rem;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

.hero-meta-note {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Screenshots Showcase */
.screenshots-section {
  padding: 4rem 0 4.5rem;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-subtle);
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 3rem;
}

.section-title {
  font-size: 2.2rem;
  font-weight: 700;
  letter-spacing: -0.025em;
  margin-bottom: 0.75rem;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
}

.screenshots-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.screenshot-item {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.screenshot-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1rem;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  transition: transform var(--transition), border-color var(--transition);
}

.screenshot-card:hover {
  border-color: var(--border-strong);
  transform: translateY(-4px);
}

.screenshot-img-wrapper {
  width: 100%;
  max-width: 220px;
  margin-bottom: 1rem;
}

.screenshot-img-wrapper img {
  width: 100%;
  height: auto;
  border-radius: 28px;
  display: block;
}

.screenshot-caption-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
  text-align: center;
}

.screenshot-caption-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  text-align: center;
  line-height: 1.45;
}

/* Features / Details Section */
.features-section {
  padding: 4.5rem 0;
  border-bottom: 1px solid var(--border-subtle);
}

.feature-columns {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
  margin-bottom: 3.5rem;
}

.feature-col-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--border-subtle);
  letter-spacing: -0.01em;
}

.feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.feature-list li {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.55;
  position: relative;
  padding-left: 1.25rem;
}

.feature-list li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--text-muted);
  font-size: 1.1rem;
}

.feature-list li strong {
  color: var(--text-primary);
}

/* Category Index Box */
.categories-box {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 2rem;
  margin-top: 2rem;
}

.categories-box-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.categories-pills-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
}

.category-text-tag {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-primary);
}

/* Reference Callout */
.disclaimer-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.5rem 1.75rem;
  margin-top: 3rem;
}

.disclaimer-card p {
  font-size: 0.925rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Privacy Policy Document (Standalone Page) */
.privacy-page {
  padding: 4rem 0 6rem;
  max-width: 780px;
  margin: 0 auto;
}

.privacy-back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
  text-decoration: none;
}

.privacy-back-link:hover {
  color: var(--text-primary);
}

.privacy-document-header {
  margin-bottom: 2.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border-subtle);
}

.privacy-doc-title {
  font-size: 2.4rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 0.5rem;
}

.privacy-doc-meta {
  font-size: 0.95rem;
  color: var(--text-muted);
}

.privacy-summary-statement {
  font-size: 1.15rem;
  line-height: 1.6;
  color: var(--text-primary);
  margin-bottom: 2.5rem;
  padding: 1.25rem 1.5rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
}

.privacy-section-block {
  margin-bottom: 2.5rem;
}

.privacy-section-block h2 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.privacy-section-block p {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 0.75rem;
}

.privacy-section-block ul {
  list-style: none;
  padding-left: 1.25rem;
  margin-bottom: 0.75rem;
}

.privacy-section-block ul li {
  position: relative;
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 0.4rem;
  line-height: 1.55;
}

.privacy-section-block ul li::before {
  content: "•";
  position: absolute;
  left: -1.25rem;
  color: var(--text-muted);
}

.privacy-email-link {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--accent);
}

/* Footer */
.site-footer {
  background: var(--bg-page);
  padding: 3rem 0;
  border-top: 1px solid var(--border-subtle);
  font-size: 0.9rem;
}

.footer-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.footer-brand-info {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.footer-brand-title {
  font-weight: 700;
  color: var(--text-primary);
}

.footer-copy {
  color: var(--text-muted);
  font-size: 0.85rem;
}

.footer-nav-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  list-style: none;
}

.footer-nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
}

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

/* Responsive */
@media (max-width: 900px) {
  .screenshots-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .feature-columns {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

@media (max-width: 600px) {
  .hero-title {
    font-size: 2.25rem;
  }
  
  .hero-desc {
    font-size: 1.05rem;
  }
  
  .screenshots-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-content {
    flex-direction: column;
    align-items: flex-start;
  }
}