/* ledesign.dev — clean, professional, minimal */
:root {
  --color-bg: #ffffff;
  --color-bg-alt: #f7f8fa;
  --color-text: #1a1a1a;
  --color-text-muted: #5a6674;
  --color-accent: #0066cc;
  --color-accent-hover: #004a99;
  --color-border: #e5e7eb;
  --color-success: #059669;
  --radius: 10px;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --max-width: 960px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #0f1419;
    --color-bg-alt: #171d24;
    --color-text: #e8ecf1;
    --color-text-muted: #9aa4b2;
    --color-accent: #4da3ff;
    --color-accent-hover: #7bbaff;
    --color-border: #2a3340;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

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

/* Header */
header {
  padding: 24px 0;
  border-bottom: 1px solid var(--color-border);
}
header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
header .logo {
  font-weight: 700;
  font-size: 18px;
  color: var(--color-text);
  text-decoration: none;
  letter-spacing: -0.01em;
}
header nav a {
  margin-left: 24px;
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: 14px;
}
header nav a:hover { color: var(--color-text); }

/* Hero */
.hero {
  padding: 80px 0 60px;
  text-align: left;
}
.hero h1 {
  font-size: 48px;
  font-weight: 700;
  margin: 0 0 16px;
  letter-spacing: -0.02em;
  line-height: 1.1;
}
.hero .tagline {
  font-size: 20px;
  color: var(--color-text-muted);
  max-width: 600px;
  margin: 0 0 24px;
}
.hero .bio {
  font-size: 16px;
  color: var(--color-text-muted);
  max-width: 600px;
}

/* Section */
section {
  padding: 48px 0;
}
section h2 {
  font-size: 28px;
  font-weight: 600;
  margin: 0 0 32px;
  letter-spacing: -0.01em;
}

/* App cards */
.app-grid {
  display: grid;
  gap: 24px;
}
@media (min-width: 720px) {
  .app-grid { grid-template-columns: repeat(2, 1fr); }
}

.app-card {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.app-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.app-card .badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(0, 102, 204, 0.1);
  color: var(--color-accent);
  margin-bottom: 16px;
}
.app-card .badge.coming-soon {
  background: rgba(234, 179, 8, 0.15);
  color: #ca8a04;
}
@media (prefers-color-scheme: dark) {
  .app-card .badge.coming-soon { color: #facc15; }
}
.app-card h3 {
  font-size: 22px;
  font-weight: 600;
  margin: 0 0 12px;
  color: var(--color-text);
}
.app-card p {
  color: var(--color-text-muted);
  margin: 0 0 20px;
  font-size: 15px;
}
.app-card .features {
  list-style: none;
  padding: 0;
  margin: 0 0 24px;
}
.app-card .features li {
  font-size: 14px;
  color: var(--color-text-muted);
  padding: 4px 0;
  padding-left: 22px;
  position: relative;
}
.app-card .features li::before {
  content: "✓";
  color: var(--color-success);
  position: absolute;
  left: 0;
  font-weight: 600;
}
.app-card .links {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 10px 18px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  transition: all 0.15s ease;
  border: 1px solid transparent;
  cursor: pointer;
}
.btn-primary {
  background: var(--color-accent);
  color: white;
}
.btn-primary:hover { background: var(--color-accent-hover); }
.btn-secondary {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border);
}
.btn-secondary:hover { border-color: var(--color-accent); color: var(--color-accent); }

/* Store badges */
.store-badge {
  display: inline-block;
  height: 42px;
  vertical-align: middle;
}
.store-badge img { height: 100%; display: block; }

/* Footer */
footer {
  border-top: 1px solid var(--color-border);
  padding: 40px 0;
  margin-top: 60px;
  color: var(--color-text-muted);
  font-size: 14px;
}
footer .container {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}
footer a {
  color: var(--color-text-muted);
  text-decoration: none;
  margin-right: 18px;
}
footer a:hover { color: var(--color-text); }

/* Content pages (privacy, getting started, etc.) */
.content {
  padding: 48px 0;
  max-width: 720px;
}
.content h1 {
  font-size: 32px;
  margin: 0 0 8px;
}
.content .updated {
  color: var(--color-text-muted);
  font-size: 14px;
  margin-bottom: 32px;
}
.content h2 {
  font-size: 22px;
  margin: 40px 0 12px;
}
.content h3 {
  font-size: 18px;
  margin: 24px 0 8px;
}
.content p, .content li {
  color: var(--color-text);
}
.content ul, .content ol {
  padding-left: 24px;
}
.content a {
  color: var(--color-accent);
}

/* Breadcrumbs */
.breadcrumbs {
  font-size: 14px;
  color: var(--color-text-muted);
  padding: 16px 0;
}
.breadcrumbs a {
  color: var(--color-text-muted);
  text-decoration: none;
}
.breadcrumbs a:hover { color: var(--color-accent); }
.breadcrumbs span { margin: 0 8px; }

/* Responsive */
@media (max-width: 640px) {
  .hero { padding: 48px 0 40px; }
  .hero h1 { font-size: 36px; }
  .hero .tagline { font-size: 17px; }
  section h2 { font-size: 24px; }
  header nav { display: none; }
}