/* ─── tokens ─────────────────────────────────────────────── */

:root {
  --bg:        #F8F5EE;
  --bg-soft:   #F0EDE3;
  --card:      #FCFAF3;
  --line:      #DED9D0;
  --text:      #2E2B29;
  --text-mid:  #5C5852;
  --text-dim:  #8C877D;
  --accent:    #6BA275;
  --accent-2:  #87B68F;
  --shadow:    0 12px 36px -12px rgba(0, 0, 0, 0.18);

  --max:       1080px;
  --rad:       14px;
  --rad-sm:     8px;
  --space:     clamp(16px, 3vw, 24px);

  --font:      ui-sans-serif, -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", system-ui, sans-serif;
  --mono:      ui-monospace, "SF Mono", "JetBrains Mono", Menlo, monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg:        #161617;
    --bg-soft:   #1A1A1C;
    --card:      #1E1E21;
    --line:      rgba(255,255,255,0.08);
    --text:      #EDEDEB;
    --text-mid:  #B6B6B2;
    --text-dim:  #7A7A77;
    --accent:    #87B68F;
    --accent-2:  #A6CCAD;
    --shadow:    0 16px 48px -16px rgba(0,0,0,0.55);
  }
}

/* ─── base ───────────────────────────────────────────────── */

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.55 var(--font);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

code, kbd {
  font-family: var(--mono);
  font-size: 0.93em;
  background: var(--bg-soft);
  border: 1px solid var(--line);
  padding: 1px 6px;
  border-radius: 5px;
  color: var(--text-mid);
}
kbd { font-weight: 500; }

/* ─── nav ────────────────────────────────────────────────── */

.nav {
  position: sticky; top: 0; z-index: 10;
  display: flex; justify-content: space-between; align-items: center;
  padding: 16px clamp(20px, 5vw, 40px);
  background: rgba(248, 245, 238, 0.85);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--line);
}
@media (prefers-color-scheme: dark) {
  .nav { background: rgba(22, 22, 23, 0.78); }
}

.brand {
  display: inline-flex; align-items: center; gap: 9px;
  font-weight: 600; font-size: 18px; letter-spacing: -0.01em;
}
.brand .dot {
  width: 10px; height: 10px; border-radius: 999px;
  background: var(--accent);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 22%, transparent);
}

.nav-links { display: flex; gap: clamp(14px, 2.5vw, 26px); font-size: 14px; color: var(--text-mid); }
.nav-links a:hover { color: var(--text); }
.nav-links .ext { color: var(--text-mid); }

@media (max-width: 540px) {
  .nav-links a:not(.ext) { display: none; }
}

/* ─── hero ───────────────────────────────────────────────── */

.hero {
  max-width: var(--max);
  margin: 0 auto;
  padding: clamp(56px, 9vw, 120px) clamp(20px, 5vw, 40px) 0;
  text-align: center;
}

.kicker {
  margin: 0 0 22px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 11px;
  color: var(--text-dim);
  font-weight: 600;
}

.hero h1 {
  margin: 0;
  font-size: clamp(40px, 7vw, 76px);
  line-height: 1.05;
  letter-spacing: -0.025em;
  font-weight: 600;
  color: var(--text);
}

.hero .sub {
  max-width: 580px;
  margin: 22px auto 0;
  color: var(--text-mid);
  font-size: clamp(15px, 1.6vw, 18px);
  line-height: 1.55;
}

.cta {
  margin: 36px auto 14px;
  display: inline-flex; gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
}

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 12px 22px;
  border-radius: 10px;
  font-weight: 500;
  font-size: 14.5px;
  letter-spacing: -0.005em;
  transition: transform 0.12s ease, box-shadow 0.18s ease, background 0.18s ease, color 0.18s ease;
  border: 1px solid transparent;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn.primary {
  background: var(--text);
  color: var(--bg);
  box-shadow: 0 4px 14px -4px color-mix(in srgb, var(--text) 30%, transparent);
}
.btn.primary:hover {
  background: var(--accent);
  color: #fff;
}
.btn.ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--line);
}
.btn.ghost:hover { background: var(--card); border-color: var(--text-dim); }

.meta { color: var(--text-dim); font-size: 12.5px; margin: 6px 0 0; }

/* main screenshot */
.screenshot-frame {
  margin: clamp(48px, 7vw, 88px) auto 0;
  border-radius: 18px;
  padding: 4px;
  background: linear-gradient(180deg, var(--card), var(--bg-soft));
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  max-width: 100%;
}
.screenshot-frame img {
  display: block;
  width: 100%;
  border-radius: 14px;
}

/* ─── features grid ──────────────────────────────────────── */

.features {
  max-width: var(--max);
  margin: clamp(88px, 12vw, 160px) auto 0;
  padding: 0 clamp(20px, 5vw, 40px);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
}

.feature {
  padding: 26px 24px;
  border-radius: var(--rad);
  background: var(--card);
  border: 1px solid var(--line);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}
.feature:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px -16px rgba(0,0,0,0.12);
}
.feature h3 {
  margin: 0 0 10px;
  font-size: 17px;
  letter-spacing: -0.015em;
  font-weight: 600;
}
.feature p {
  margin: 0;
  color: var(--text-mid);
  font-size: 14.5px;
}

/* ─── screenshot strip ───────────────────────────────────── */

.strip {
  max-width: var(--max);
  margin: clamp(80px, 11vw, 140px) auto 0;
  padding: 0 clamp(20px, 5vw, 40px);
}

.strip-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
  gap: 22px;
}

.strip figure {
  margin: 0;
  padding: 6px;
  border-radius: 16px;
  background: var(--card);
  border: 1px solid var(--line);
}
.strip img {
  display: block;
  width: 100%;
  border-radius: 12px;
  object-fit: cover;
}
.strip figcaption {
  text-align: center;
  margin: 12px 0 8px;
  font-size: 12.5px;
  color: var(--text-dim);
  letter-spacing: -0.005em;
}

/* ─── install ────────────────────────────────────────────── */

.install, .privacy {
  max-width: 760px;
  margin: clamp(88px, 12vw, 140px) auto 0;
  padding: 0 clamp(20px, 5vw, 40px);
}

.install h2, .privacy h2 {
  margin: 0 0 28px;
  font-size: clamp(28px, 4vw, 38px);
  letter-spacing: -0.02em;
  font-weight: 600;
}

.install ol {
  margin: 0; padding: 0; list-style: none;
}
.install li {
  display: flex; gap: 18px;
  padding: 18px 0;
  border-top: 1px solid var(--line);
}
.install li:last-child { border-bottom: 1px solid var(--line); }

.install .num {
  flex-shrink: 0;
  width: 28px; height: 28px;
  border-radius: 999px;
  background: var(--text);
  color: var(--bg);
  font-family: var(--mono);
  font-size: 13px;
  display: inline-flex; align-items: center; justify-content: center;
  margin-top: 2px;
}

.install li p { margin: 0; }
.install li p + p { margin-top: 8px; }
.install .btn { margin-top: 12px; }
.install .hint {
  color: var(--text-dim);
  font-size: 13.5px;
}

/* ─── privacy ────────────────────────────────────────────── */

.privacy p { color: var(--text-mid); font-size: 15.5px; }
.privacy code {
  background: transparent;
  border: none;
  padding: 0;
  color: var(--text-mid);
}
.privacy .aside {
  font-size: 14px;
  color: var(--text-dim);
  margin-top: 22px;
}
.privacy .aside a { color: var(--text-mid); }
.privacy .aside a:hover { color: var(--accent); }

/* ─── footer ─────────────────────────────────────────────── */

footer {
  margin-top: clamp(96px, 13vw, 150px);
  padding: 36px clamp(20px, 5vw, 40px) 56px;
  text-align: center;
  border-top: 1px solid var(--line);
  background: var(--bg-soft);
}
footer p { margin: 0; color: var(--text-mid); font-size: 14px; }
footer .small { color: var(--text-dim); font-size: 12.5px; margin-top: 4px; }
footer a { color: var(--text); border-bottom: 1px solid var(--line); }
footer a:hover { color: var(--accent); border-bottom-color: var(--accent); }