/* ============================================
   SubFree Studios — Base Stylesheet
   ============================================ */

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

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
  color: #e2e2e2;
  background-color: #0d0d0d;
}

img, video {
  max-width: 100%;
  display: block;
}

ul, ol {
  list-style: none;
}

a {
  color: inherit;
  text-decoration: none;
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  line-height: 1.2;
  font-weight: 600;
  color: #ffffff;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.25rem; }

p {
  max-width: 65ch;
  color: #aaa;
}

/* --- Layout --- */
.container {
  width: 100%;
  max-width: 900px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

main {
  flex: 1;
  padding: 4rem 0;
}

/* --- Header & Nav --- */
header {
  border-bottom: 1px solid #1f1f1f;
  padding: 1rem 0;
  background-color: #0d0d0d;
}

header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.site-name {
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: -0.01em;
  color: #ffffff;
}

nav ul {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

nav a {
  font-size: 0.9rem;
  color: #666;
  transition: color 0.15s ease;
}

nav a:hover,
nav a[aria-current="page"] {
  color: #ffffff;
}

/* --- Hero --- */
.hero {
  padding: 0;
}

.hero h1 {
  font-size: 3rem;
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
  line-height: 1.1;
}

.hero p {
  font-size: 1.1rem;
  color: #888;
  margin-bottom: 2rem;
}

/* --- Feature Cards --- */
.features {
  padding: 3rem 0;
  border-top: 1px solid #1f1f1f;
}

.features h2 {
  margin-bottom: 2rem;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1px;
  background-color: #1a1a1a;
  border: 1px solid #1a1a1a;
}

.card {
  background-color: #0d0d0d;
  padding: 1.75rem;
}

.card-icon {
  font-size: 1.4rem;
  margin-bottom: 0.75rem;
}

.card h3 {
  font-size: 1rem;
  margin-bottom: 0.5rem;
  color: #fff;
}

.card p {
  font-size: 0.875rem;
  color: #666;
  max-width: none;
}

.card-link {
  display: block;
  text-decoration: none;
  transition: border-color 0.15s ease;
  border: 1px solid transparent;
}

.card-link:hover {
  border-color: #333;
}

.card-link:hover h3 {
  color: #fff;
}

.card-link:hover p {
  color: #888;
}

.card-app-icon {
  width: 48px;
  height: 48px;
  border-radius: 11px;
  margin-bottom: 0.75rem;
}

/* --- Accent / Tag --- */
.tag {
  display: inline-block;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #555;
  border: 1px solid #2a2a2a;
  padding: 0.2rem 0.6rem;
  border-radius: 2px;
  margin-bottom: 1.25rem;
}

/* --- Prose (privacy policy / legal) --- */
.prose-section {
  padding: 3rem 0;
  border-top: 1px solid #1f1f1f;
}

.prose-section h2 {
  font-size: 1.1rem;
  color: #fff;
  margin-top: 2rem;
  margin-bottom: 0.5rem;
}

.prose-section h2:first-child {
  margin-top: 0;
}

.prose-section p {
  color: #888;
  margin-bottom: 0.5rem;
}

.prose-list {
  list-style: none;
  margin: 0.5rem 0 1rem;
}

.prose-list li {
  color: #888;
  font-size: 0.95rem;
  padding: 0.3rem 0 0.3rem 1.1rem;
  position: relative;
}

.prose-list li::before {
  content: "–";
  position: absolute;
  left: 0;
  color: #444;
}

.prose-list strong {
  color: #ccc;
  font-weight: 500;
}

/* --- Featured apps --- */
.featured {
  padding: 3rem 0;
  border-top: 1px solid #1f1f1f;
}

.featured h2 {
  margin-bottom: 1.5rem;
}

.app-grid {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.app-card {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 1.5rem;
  border: 1px solid #1f1f1f;
  text-decoration: none;
  transition: border-color 0.15s ease, background-color 0.15s ease;
}

.app-card:hover {
  border-color: #333;
  background-color: #111;
}

.app-icon {
  width: 80px;
  height: 80px;
  border-radius: 18px;
  flex-shrink: 0;
}

.app-info h3 {
  font-size: 1.1rem;
  color: #fff;
  margin-bottom: 0.35rem;
}

.app-info p {
  font-size: 0.875rem;
  color: #666;
  margin-bottom: 0.75rem;
  max-width: 50ch;
}

.app-badge {
  display: inline-block;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #555;
  border: 1px solid #2a2a2a;
  padding: 0.2rem 0.6rem;
  border-radius: 2px;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.app-card:hover .app-badge {
  color: #aaa;
  border-color: #444;
}

/* --- Support page --- */
.support-topics {
  padding: 3rem 0;
  border-top: 1px solid #1f1f1f;
}

.support-topics h2 {
  margin-bottom: 2rem;
}

.contact {
  padding: 3rem 0;
  border-top: 1px solid #1f1f1f;
}

.contact h2 {
  margin-bottom: 0.5rem;
}

.contact > .container > p {
  margin-bottom: 1.25rem;
}

.contact-link {
  display: inline-block;
  font-size: 1rem;
  color: #e2e2e2;
  border: 1px solid #2a2a2a;
  padding: 0.65rem 1.25rem;
  border-radius: 4px;
  transition: border-color 0.15s ease, color 0.15s ease;
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  letter-spacing: 0.01em;
}

.contact-link:hover {
  border-color: #555;
  color: #ffffff;
}

.inline-link {
  color: #888;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.inline-link:hover {
  color: #e2e2e2;
}

/* --- Footer --- */
footer {
  border-top: 1px solid #1f1f1f;
  padding: 1.5rem 0;
  font-size: 0.85rem;
  color: #444;
}

footer .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

footer nav ul {
  gap: 1rem;
}

footer nav a {
  font-size: 0.85rem;
  color: #444;
}

footer nav a:hover {
  color: #e2e2e2;
}

/* --- Utility --- */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* --- Mobile --- */
@media (max-width: 600px) {
  h1 { font-size: 1.6rem; }
  .hero h1 { font-size: 2rem; }
  h2 { font-size: 1.25rem; }

  header .container {
    flex-direction: column;
    align-items: flex-start;
  }

  footer .container {
    flex-direction: column;
  }
}