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

:root {
  --bg: #0d0d0f;
  --bg-card: #141416;
  --text: #c8c4be;
  --text-muted: #6b6760;
  --accent: #8a6b4a;
  --accent-hover: #a57e5b;
  --border: #1e1e22;
}

html { font-size: 16px; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Georgia', 'Times New Roman', serif;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

/* ── Navigation ─────────────────────────────────────────── */
nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 2rem;
  border-bottom: 1px solid var(--border);
}

nav .brand {
  font-size: 0.75rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--text-muted);
}

nav .buy-btn {
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: 0.5rem 1.25rem;
  transition: background 0.2s, color 0.2s;
}
nav .buy-btn:hover { background: var(--accent); color: var(--bg); }

/* ── Hero ──────────────────────────────────────────────── */
.hero {
  position: relative;
  width: 100%;
  max-height: 520px;
  overflow: hidden;
}

.hero img {
  width: 100%;
  height: 520px;
  object-fit: cover;
  display: block;
  opacity: 0.65;
  filter: grayscale(20%);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 3rem 2.5rem;
  background: linear-gradient(to top, rgba(13,13,15,0.95) 0%, rgba(13,13,15,0.3) 60%, transparent 100%);
}

.hero-title {
  font-family: 'Georgia', serif;
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  font-weight: normal;
  color: #ede8e0;
  letter-spacing: 0.03em;
  line-height: 1.25;
  margin-bottom: 0.5rem;
}

.hero-sub {
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 0.75rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--text-muted);
}

/* ── Main Content ───────────────────────────────────────── */
main { max-width: 680px; margin: 0 auto; padding: 4rem 2rem 6rem; }

.intro {
  font-size: 1.25rem;
  line-height: 1.8;
  color: #c8c4be;
  margin-bottom: 3rem;
}

.intro em { font-style: italic; color: #ede8e0; }

/* ── Hook Block ─────────────────────────────────────────── */
.hook {
  border-left: 2px solid var(--accent);
  padding: 1.5rem 0 1.5rem 1.75rem;
  margin: 3rem 0;
  font-style: italic;
  font-size: 1.1rem;
  color: #b0a89a;
  line-height: 1.75;
}

/* ── Author Note ────────────────────────────────────────── */
.author-note {
  margin: 3rem 0;
  padding: 1.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
}

.author-note p {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 0;
}

.author-note p + p { margin-top: 0.75rem; }

.author-note strong { color: var(--text); font-weight: normal; }

/* ── Amazon CTA ─────────────────────────────────────────── */
.amazon-cta {
  text-align: center;
  margin: 4rem 0 3rem;
  padding: 2.5rem;
  border: 1px solid var(--border);
  background: var(--bg-card);
}

.amazon-cta h2 {
  font-family: 'Georgia', serif;
  font-size: 1.5rem;
  font-weight: normal;
  color: #ede8e0;
  letter-spacing: 0.02em;
  margin-bottom: 0.75rem;
}

.amazon-cta p {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
}

.btn-primary {
  display: inline-block;
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  background: var(--accent);
  color: #0d0d0f;
  padding: 0.9rem 2.5rem;
  transition: background 0.2s;
  font-weight: 600;
}
.btn-primary:hover { background: var(--accent-hover); }

/* ── Waitlist ───────────────────────────────────────────── */
.waitlist {
  border-top: 1px solid var(--border);
  padding-top: 3rem;
  text-align: center;
}

.waitlist h3 {
  font-family: 'Georgia', serif;
  font-size: 1.1rem;
  font-weight: normal;
  color: #c8c4be;
  margin-bottom: 0.5rem;
  letter-spacing: 0.02em;
}

.waitlist p {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.waitlist-form {
  display: flex;
  gap: 0;
  max-width: 420px;
  margin: 0 auto;
}

.waitlist-form input[type="email"] {
  flex: 1;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-right: none;
  color: var(--text);
  padding: 0.75rem 1rem;
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.2s;
}

.waitlist-form input[type="email"]::placeholder { color: var(--text-muted); }
.waitlist-form input[type="email"]:focus { border-color: var(--accent); }

.waitlist-form button {
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: var(--accent);
  color: #0d0d0f;
  border: none;
  padding: 0.75rem 1.5rem;
  cursor: pointer;
  transition: background 0.2s;
  font-weight: 600;
}
.waitlist-form button:hover { background: var(--accent-hover); }

.waitlist-msg {
  font-size: 0.85rem;
  margin-top: 1rem;
  min-height: 1.4em;
}
.waitlist-msg.success { color: var(--accent); }
.waitlist-msg.error { color: #a05050; }

/* ── Footer ─────────────────────────────────────────────── */
footer {
  border-top: 1px solid var(--border);
  padding: 1.75rem 2rem;
  text-align: center;
  font-size: 0.75rem;
  color: var(--text-muted);
  font-family: 'Helvetica Neue', Arial, sans-serif;
  letter-spacing: 0.05em;
}

/* ── Mobile ─────────────────────────────────────────────── */
@media (max-width: 600px) {
  .hero img { height: 340px; }
  .hero-overlay { padding: 2rem 1.5rem; }
  main { padding: 2.5rem 1.25rem 4rem; }
  .intro { font-size: 1.1rem; }
  .waitlist-form { flex-direction: column; }
  .waitlist-form input[type="email"] { border-right: 1px solid var(--border); }
  .waitlist-form button { width: 100%; }
  nav { padding: 1.25rem 1.25rem; }
}