/* ============================================================
   NATIVED SPACES — Marketing Site Styles
   ============================================================ */

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

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  color: #111;
  background: #fff;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
code {
  font-family: "SF Mono", "Fira Mono", "Consolas", monospace;
  font-size: 0.85em;
  background: #f2f2f2;
  padding: 2px 6px;
  border-radius: 4px;
}

/* ---- Layout helpers --------------------------------------- */
.section-inner {
  max-width: 1100px;
  margin-inline: auto;
  padding: 80px 24px;
}

.section-eyebrow {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #888;
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(1.75rem, 4vw, 2.4rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 16px;
}

.section-sub {
  font-size: 1.05rem;
  color: #444;
  max-width: 640px;
  margin-bottom: 48px;
  line-height: 1.7;
}

/* ---- Buttons ---------------------------------------------- */
.btn-primary {
  display: inline-block;
  background: #111;
  color: #fff;
  font-size: 0.9rem;
  font-weight: 600;
  padding: 12px 24px;
  border-radius: 8px;
  transition: background 0.15s;
}
.btn-primary:hover { background: #333; }

.btn-secondary {
  display: inline-block;
  background: transparent;
  color: #111;
  font-size: 0.9rem;
  font-weight: 600;
  padding: 12px 24px;
  border-radius: 8px;
  border: 1.5px solid #ccc;
  transition: border-color 0.15s, background 0.15s;
}
.btn-secondary:hover { border-color: #999; background: #f8f8f8; }

/* ---- Nav -------------------------------------------------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid #e8e8e8;
}

.nav-inner {
  max-width: 1100px;
  margin-inline: auto;
  padding: 0 24px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-link {
  font-size: 0.875rem;
  color: #555;
  transition: color 0.15s;
}
.nav-link:hover { color: #111; }

.nav-cta {
  display: inline-block;
  background: #111;
  color: #fff;
  font-size: 0.875rem;
  font-weight: 600;
  padding: 8px 18px;
  border-radius: 6px;
  transition: background 0.15s;
}
.nav-cta:hover { background: #333; }

/* ---- Hero ------------------------------------------------- */
.hero {
  background: #fafafa;
  border-bottom: 1px solid #ebebeb;
}

.hero-inner {
  max-width: 1100px;
  margin-inline: auto;
  padding: 100px 24px 96px;
}

.hero-eyebrow {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #888;
  margin-bottom: 20px;
}

.hero-title {
  font-size: clamp(2.4rem, 6vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
  color: #0d0d0d;
}

.hero-sub {
  font-size: 1.1rem;
  color: #555;
  max-width: 580px;
  line-height: 1.75;
  margin-bottom: 36px;
}

.hero-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 20px;
}

.hero-note {
  font-size: 0.8rem;
  color: #aaa;
}

/* ---- Features --------------------------------------------- */
.features {
  background: #fff;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.feature-card {
  background: #f9f9f9;
  border: 1px solid #ebebeb;
  border-radius: 12px;
  padding: 28px 24px;
}

.feature-icon {
  font-size: 1.6rem;
  margin-bottom: 14px;
}

.feature-name {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.feature-desc {
  font-size: 0.9rem;
  color: #555;
  line-height: 1.65;
  margin-bottom: 16px;
}

.feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.feature-list li {
  font-size: 0.85rem;
  color: #666;
  padding-left: 16px;
  position: relative;
}

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

/* ---- AI Section ------------------------------------------- */
.ai-section {
  background: #0d0d0d;
  color: #fff;
}

.ai-section .section-eyebrow { color: #666; }
.ai-section .section-title { color: #fff; }
.ai-section .section-sub { color: #888; }

.ai-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 32px;
}

.ai-item {
  border-top: 1px solid #222;
  padding-top: 20px;
}

.ai-name {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: #fff;
}

.ai-desc {
  font-size: 0.875rem;
  color: #777;
  line-height: 1.65;
}

/* ---- Privacy Section -------------------------------------- */
.privacy-section {
  background: #f7f7f7;
  border-top: 1px solid #ebebeb;
  border-bottom: 1px solid #ebebeb;
}

.privacy-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 48px;
  flex-wrap: wrap;
}

.privacy-text { flex: 1; min-width: 260px; }

.privacy-list {
  list-style: none;
  margin: 16px 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.privacy-list li {
  font-size: 0.875rem;
  color: #555;
}

.privacy-note {
  font-size: 0.8rem;
  color: #888;
  margin-top: 16px;
}
.privacy-note a { text-decoration: underline; color: #555; }
.privacy-note a:hover { color: #111; }

.privacy-badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.badge-icon {
  font-size: 2.8rem;
  line-height: 1;
}

.badge-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #888;
}

/* ---- Download Section ------------------------------------- */
.download-section { background: #fff; }

.download-inner { }

.download-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  max-width: 640px;
}

.download-card {
  background: #f9f9f9;
  border: 1px solid #ebebeb;
  border-radius: 12px;
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.download-os {
  font-size: 1.05rem;
  font-weight: 700;
}

.download-req {
  font-size: 0.82rem;
  color: #888;
  margin-bottom: 4px;
}

.download-btn {
  align-self: flex-start;
  margin-top: 4px;
}

.download-note {
  font-size: 0.78rem;
  color: #aaa;
  line-height: 1.5;
  margin-top: 4px;
}

.download-card--disabled {
  opacity: 0.45;
  pointer-events: none;
}

.download-btn--disabled {
  background: #aaa;
  cursor: default;
}

/* ---- Dev note --------------------------------------------- */
.devnote-section {
  background: #fafafa;
  border-top: 1px solid #ebebeb;
}

.devnote-contact {
  font-size: 0.875rem;
  color: #aaa;
  margin-top: -24px;
  margin-bottom: 16px;
}

.devnote-email {
  font-size: 0.875rem;
  font-weight: 500;
  color: #111;
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color 0.15s;
}
.devnote-email:hover { color: #555; }

/* ---- Footer ----------------------------------------------- */
.footer {
  background: #0d0d0d;
  color: #555;
  padding: 48px 24px;
}

.footer-inner {
  max-width: 1100px;
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-logo {
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  color: #fff;
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-links a {
  font-size: 0.85rem;
  color: #666;
  transition: color 0.15s;
}
.footer-links a:hover { color: #ccc; }

.footer-copy {
  font-size: 0.8rem;
  color: #444;
  width: 100%;
  text-align: right;
  margin-top: 8px;
}

/* ---- Responsive ------------------------------------------- */
@media (max-width: 640px) {
  .hero-inner { padding: 64px 20px 60px; }
  .section-inner { padding: 60px 20px; }
  .hero-btns { flex-direction: column; }
  .privacy-inner { flex-direction: column; }
  .privacy-badge { flex-direction: row; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
  .footer-copy { text-align: left; }
  .download-cards { max-width: 100%; }
}