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

:root {
  --bg:    #faf9f5;
  --ink:   #1a1a18;
  --ink-2: #888580;
  --ink-3: #c0bdb6;
  --accent: #f5d94a;
  --pad: clamp(20px, 5vw, 56px);
  --font: system-ui, -apple-system, "Helvetica Neue", sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg:    #141410;
    --ink:   #f0ede3;
    --ink-2: #948f85;
    --ink-3: #4a4840;
  }
}

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

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

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

/* ── Lang switch ── */
.lang-switch {
  position: absolute;
  top: 24px;
  right: var(--pad);
  display: inline-flex;
  font-family: var(--mono);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: 1px solid rgba(128, 120, 100, 0.18);
  border-radius: 999px;
  overflow: hidden;
}
.lang-switch a {
  padding: 6px 13px;
  color: var(--ink-2);
  transition: background 0.15s, color 0.15s;
}
.lang-switch a + a { border-left: 1px solid rgba(128, 120, 100, 0.18); }
.lang-switch a.active { background: var(--ink); color: var(--bg); }
.lang-switch a:hover:not(.active) { color: var(--ink); }

/* ── Hero ── */
main {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: clamp(64px, 12vh, 110px) var(--pad) clamp(40px, 6vh, 64px);
}

.app-icon {
  width: 120px;
  height: 120px;
  border-radius: 26px;
  margin-bottom: 28px;
}

h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  margin-bottom: 10px;
}

.sub {
  font-size: clamp(1rem, 2vw, 1.15rem);
  color: var(--ink-2);
  margin-bottom: 36px;
}

.cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 26px;
  background: var(--accent);
  color: #1a1a18;
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: 999px;
  transition: opacity 0.2s, transform 0.2s;
  margin-bottom: 12px;
}
.cta svg { width: 15px; height: 15px; }
.cta:hover { opacity: 0.85; transform: translateY(-1px); }

.cta-note {
  font-family: var(--mono);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ink-3);
}
.cta-note a {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 3px;
}
.cta-note a:hover { color: var(--ink-2); }

/* ── Screenshot ── */
.screenshot {
  width: 100%;
  max-width: 860px;
  padding: 0 var(--pad) clamp(60px, 10vh, 100px);
}

.screenshot img {
  width: 100%;
  height: auto;
  border-radius: 10px;
  box-shadow: 0 24px 80px -16px rgba(0, 0, 0, 0.3);
  display: block;
}

@media (prefers-color-scheme: dark) {
  .screenshot img {
    box-shadow: 0 24px 80px -16px rgba(0, 0, 0, 0.7);
  }
}

/* ── Footer ── */
footer {
  border-top: 1px solid rgba(128, 120, 100, 0.12);
  padding: 20px var(--pad);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-3);
}
footer a { text-decoration: underline; text-underline-offset: 3px; }
footer a:hover { color: var(--ink-2); }