:root {
  --color-primary: #2D6A4F;
  --color-primary-dark: #1f4f3a;
  --color-primary-light: #40916C;
  --color-accent: #FF9E00;
  --color-accent-dark: #e08800;
  --color-bg: #FBFBFB;
  --color-surface: #FFFFFF;
  --color-surface-alt: #F2F4F1;
  --color-text: #1A1F1C;
  --color-text-muted: #5C6660;
  --color-border: #E4E8E5;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.12);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-pill: 999px;
  --max-content: 1120px;
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-24: 6rem;
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #0F1411;
    --color-surface: #161C18;
    --color-surface-alt: #1E2520;
    --color-text: #F0F2F0;
    --color-text-muted: #A8B0AB;
    --color-border: #2A322C;
    --color-primary-light: #52B788;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.5);
  }
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 17px;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a { color: var(--color-primary); text-decoration: none; }
a:hover { color: var(--color-primary-dark); }

@media (prefers-color-scheme: dark) {
  a { color: var(--color-primary-light); }
  a:hover { color: #74C69D; }
}

h1, h2, h3 {
  margin: 0 0 var(--space-4);
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--color-text);
}

h1 { font-size: clamp(2rem, 5vw, 3.25rem); font-weight: 700; }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.25rem); font-weight: 700; }
h3 { font-size: 1.125rem; font-weight: 600; }

p { margin: 0 0 var(--space-4); }

.container {
  max-width: var(--max-content);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(251, 251, 251, 0.85);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--color-border);
}
@media (prefers-color-scheme: dark) {
  .site-header { background: rgba(15, 20, 17, 0.85); }
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: var(--space-4);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-text);
  font-weight: 700;
  font-size: 1.125rem;
}
.brand:hover { color: var(--color-primary); }
.brand-icon { font-size: 1.5rem; line-height: 1; }

.nav {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}
.nav > a {
  color: var(--color-text);
  font-weight: 500;
}
.nav > a:hover { color: var(--color-primary); }

.lang-switcher {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: 4px;
  background: var(--color-surface-alt);
  border-radius: var(--radius-pill);
  font-size: 0.8125rem;
}
.lang-switcher a {
  display: inline-block;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  color: var(--color-text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.lang-switcher a:hover { color: var(--color-text); }
.lang-switcher a.active {
  background: var(--color-primary);
  color: #fff;
}
.lang-switcher a.active:hover { color: #fff; }

/* Hero */
.hero {
  padding: var(--space-24) 0 var(--space-16);
  text-align: center;
  background:
    radial-gradient(ellipse at top, rgba(45, 106, 79, 0.08), transparent 60%),
    var(--color-bg);
}
.hero-emoji {
  display: inline-block;
  font-size: 4rem;
  line-height: 1;
  margin-bottom: var(--space-6);
}
.hero h1 {
  max-width: 18ch;
  margin-left: auto;
  margin-right: auto;
}
.lede {
  max-width: 38rem;
  margin-left: auto;
  margin-right: auto;
  font-size: 1.25rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-8);
}
.hero-note {
  margin-top: var(--space-4);
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

/* Buttons */
.store-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  justify-content: center;
  align-items: center;
  margin-bottom: var(--space-2);
}

.btn-primary,
.btn-store {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  padding: 12px 24px;
  background: var(--color-text);
  color: var(--color-bg) !important;
  font-weight: 600;
  font-size: 1rem;
  border-radius: var(--radius-pill);
  border: none;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  box-shadow: var(--shadow-md);
  min-width: 200px;
  justify-content: center;
}
.btn-primary:hover,
.btn-store:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
}

.btn-store .btn-store-label {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  line-height: 1.1;
  text-align: left;
}
.btn-store .btn-store-eyebrow {
  font-size: 0.6875rem;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  opacity: 0.85;
}
.btn-store .btn-store-title {
  font-size: 1.125rem;
  font-weight: 600;
}

/* Features */
.features {
  padding: var(--space-16) 0;
  background: var(--color-surface);
}
.features h2 {
  text-align: center;
  margin-bottom: var(--space-12);
}
.feature-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-6);
}
.feature-grid li {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-6);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.feature-grid li:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.feature-icon {
  font-size: 2rem;
  line-height: 1;
  margin-bottom: var(--space-3);
}
.feature-grid h3 {
  margin-bottom: var(--space-2);
  color: var(--color-primary);
}
@media (prefers-color-scheme: dark) {
  .feature-grid h3 { color: var(--color-primary-light); }
}
.feature-grid p {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.9375rem;
}

/* Screenshots */
.screenshots {
  padding: var(--space-16) 0;
  background: var(--color-bg);
}
.screenshots h2 {
  text-align: center;
  margin-bottom: var(--space-12);
}
.screenshot-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-6);
  max-width: 1040px;
  margin: 0 auto;
}
.screenshot-grid img {
  width: 220px;
  flex: 0 0 auto;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.screenshot-grid img:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
@media (max-width: 540px) {
  .screenshot-grid img { width: 160px; }
}

/* Privacy callout */
.privacy-callout {
  padding: var(--space-16) 0;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: #fff;
  text-align: center;
}
.privacy-callout h2 { color: #fff; }
.privacy-callout p {
  max-width: 42rem;
  margin: 0 auto;
  font-size: 1.125rem;
  opacity: 0.95;
}

/* Support page */
.support-hero {
  padding: var(--space-16) 0 var(--space-12);
  text-align: center;
  background:
    radial-gradient(ellipse at top, rgba(255, 158, 0, 0.08), transparent 60%),
    var(--color-bg);
}
.support-hero h1 { max-width: 22ch; margin: 0 auto var(--space-4); }
.support-hero p {
  max-width: 36rem;
  margin: 0 auto var(--space-8);
  color: var(--color-text-muted);
  font-size: 1.125rem;
}
.btn-mailto {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  padding: 16px 32px;
  background: var(--color-primary);
  color: #fff !important;
  font-weight: 600;
  font-size: 1.0625rem;
  border-radius: var(--radius-pill);
  box-shadow: var(--shadow-md);
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}
.btn-mailto:hover {
  transform: translateY(-1px);
  background: var(--color-primary-dark);
  box-shadow: var(--shadow-lg);
}

.faq {
  padding: var(--space-12) 0 var(--space-16);
  max-width: 760px;
  margin: 0 auto;
}
.faq h2 {
  text-align: center;
  margin-bottom: var(--space-8);
}
.faq-item {
  border-bottom: 1px solid var(--color-border);
}
.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: var(--space-4) 0;
  font-size: 1.0625rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  color: var(--color-text);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--color-primary);
  transition: transform 0.2s ease;
  flex-shrink: 0;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p {
  padding: 0 0 var(--space-4);
  color: var(--color-text-muted);
  margin: 0;
}

.contact-card {
  margin: var(--space-12) auto 0;
  max-width: 560px;
  padding: var(--space-8);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  text-align: center;
  box-shadow: var(--shadow-sm);
}
.contact-card h3 { margin-bottom: var(--space-2); }
.contact-card p {
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
}

/* Legal pages (privacy, terms) */
.legal {
  padding: var(--space-12) 0 var(--space-16);
}
.legal-content {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}
.legal-content h2 {
  font-size: 1.125rem;
  margin: var(--space-12) 0 var(--space-3);
  padding-bottom: var(--space-2);
  border-bottom: 2px solid var(--color-border);
  color: var(--color-primary);
}
.legal-content h2:first-of-type { margin-top: 0; }
.legal-content p {
  color: var(--color-text-muted);
  margin-bottom: var(--space-3);
}
.legal-content ul {
  margin: var(--space-2) 0 var(--space-4) var(--space-6);
  color: var(--color-text-muted);
}
.legal-content ul li { margin-bottom: var(--space-1); }
.legal-content strong { color: var(--color-text); }

@media (prefers-color-scheme: dark) {
  .legal-content h2 { color: var(--color-primary-light); }
}

.highlight {
  background: rgba(45, 106, 79, 0.08);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-sm);
  padding: var(--space-4) var(--space-6);
  margin: var(--space-6) 0;
  color: var(--color-text);
  font-weight: 500;
}
@media (prefers-color-scheme: dark) {
  .highlight {
    background: rgba(82, 183, 136, 0.12);
    border-left-color: var(--color-primary-light);
  }
}

.service-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-6);
  margin: var(--space-3) 0;
}
.service-card strong {
  display: block;
  margin-bottom: var(--space-1);
}
.service-card p {
  margin: var(--space-2) 0;
  color: var(--color-text-muted);
  font-size: 0.9375rem;
}
.service-card a {
  font-size: 0.9375rem;
  font-weight: 600;
}

.badge {
  display: inline-block;
  background: var(--color-surface-alt);
  color: var(--color-text-muted);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 2px 10px;
  border-radius: var(--radius-pill);
}

.updated {
  margin-top: var(--space-8);
  font-size: 0.875rem;
  color: var(--color-text-muted);
  font-style: italic;
}

/* Footer */
.site-footer {
  padding: var(--space-12) 0 var(--space-8);
  background: var(--color-surface-alt);
  border-top: 1px solid var(--color-border);
  font-size: 0.9375rem;
}
.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
  text-align: center;
}
.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-6);
}
.footer-links a {
  color: var(--color-text-muted);
}
.footer-links a:hover { color: var(--color-primary); }
.copyright {
  color: var(--color-text-muted);
  margin: 0;
  font-size: 0.875rem;
}

@media (min-width: 720px) {
  .footer-inner {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

/* Mobile tweaks */
@media (max-width: 540px) {
  .nav { gap: var(--space-3); }
  .nav > a { display: none; }
  .hero { padding: var(--space-16) 0 var(--space-12); }
  .features, .screenshots, .privacy-callout { padding: var(--space-12) 0; }
}