/* ============================================
   Landing Page — main.css
   Vibe: dark editorial, amber accents, Instrument Serif headings
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Instrument+Serif:ital@0;1&family=Satoshi:wght@300;400;500;700&display=swap');

:root {
  --bg:        #0d0c0b;
  --bg-card:   #141310;
  --surface:   #1c1a17;
  --border:    #2a2825;
  --accent:    #f5a623;
  --accent-dim:#c07e0f;
  --text:      #e8e2d9;
  --text-muted:#8a8278;
  --text-dim:  #5a5550;
  --white:     #faf8f5;
  --red:       #e05252;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Satoshi', 'Helvetica Neue', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  /* Subtle noise texture feel via multiple gradients */
  background-image:
    radial-gradient(ellipse 80% 50% at 50% -10%, rgba(245,166,35,0.08) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 80% 90%, rgba(245,166,35,0.04) 0%, transparent 50%);
  -webkit-font-smoothing: antialiased;
}

/* ---- NAV ---- */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 40px;
  background: rgba(13,12,11,0.72);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(42,40,37,0.5);
}

.nav-logo {
  font-family: 'Instrument Serif', serif;
  font-size: 1.25rem;
  color: var(--white);
  letter-spacing: -0.01em;
  text-decoration: none;
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--accent);
  color: #0d0c0b;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 9px 18px;
  border: none;
  cursor: pointer;
  transition: background 0.2s, transform 0.15s;
}

.nav-cta:hover {
  background: #ffc04a;
  transform: translateY(-1px);
}

/* ---- HERO ---- */
.hero {
  padding: 160px 40px 100px;
  max-width: 1100px;
  margin: 0 auto;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 28px;
}

.hero-eyebrow::before {
  content: '';
  display: block;
  width: 24px;
  height: 1px;
  background: var(--accent);
}

.hero h1 {
  font-family: 'Instrument Serif', serif;
  font-size: clamp(3rem, 7vw, 5.5rem);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--white);
  max-width: 800px;
  margin-bottom: 28px;
}

.hero h1 em {
  font-style: italic;
  color: var(--accent);
}

.hero-sub {
  font-size: 1.15rem;
  font-weight: 300;
  line-height: 1.7;
  color: var(--text-muted);
  max-width: 520px;
  margin-bottom: 52px;
}

/* ---- WAITLIST FORM ---- */
.waitlist-wrap {
  display: flex;
  align-items: stretch;
  gap: 0;
  max-width: 500px;
}

.waitlist-input {
  flex: 1;
  background: var(--surface);
  border: 1px solid var(--border);
  border-right: none;
  color: var(--text);
  font-family: 'Satoshi', sans-serif;
  font-size: 0.95rem;
  padding: 14px 20px;
  outline: none;
  transition: border-color 0.2s;
  border-radius: 0;
  -webkit-appearance: none;
}

.waitlist-input::placeholder { color: var(--text-dim); }

.waitlist-input:focus {
  border-color: var(--accent);
  background: #1f1d19;
}

.waitlist-btn {
  background: var(--accent);
  color: #0d0c0b;
  border: 1px solid var(--accent);
  font-family: 'Satoshi', sans-serif;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 14px 26px;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.2s, transform 0.15s;
}

.waitlist-btn:hover { background: #ffc04a; }
.waitlist-btn:active { transform: scale(0.98); }
.waitlist-btn:disabled { opacity: 0.5; cursor: not-allowed; }

.form-message {
  margin-top: 14px;
  font-size: 0.85rem;
  font-weight: 500;
  min-height: 20px;
}
.form-message.success { color: #4ade80; }
.form-message.error   { color: var(--red); }

.waitlist-count {
  margin-top: 18px;
  font-size: 0.8rem;
  color: var(--text-dim);
  letter-spacing: 0.02em;
}

.waitlist-count strong {
  color: var(--text-muted);
}

/* ---- SECTION DIVIDER ---- */
.divider {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 40px;
  height: 1px;
  background: var(--border);
}

/* ---- FEATURES ---- */
.features {
  max-width: 1100px;
  margin: 0 auto;
  padding: 80px 40px;
}

.features-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 48px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}

.feature-item {
  background: var(--bg);
  padding: 36px 32px;
  transition: background 0.2s;
}

.feature-item:hover { background: var(--bg-card); }

.feature-num {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 16px;
  font-variant-numeric: tabular-nums;
}

.feature-title {
  font-family: 'Instrument Serif', serif;
  font-size: 1.3rem;
  font-weight: 400;
  color: var(--white);
  margin-bottom: 12px;
  line-height: 1.2;
}

.feature-desc {
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--text-muted);
  font-weight: 300;
}

/* ---- SOCIAL PROOF ---- */
.social {
  max-width: 1100px;
  margin: 0 auto;
  padding: 80px 40px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: start;
}

.social-heading {
  font-family: 'Instrument Serif', serif;
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 400;
  color: var(--white);
  line-height: 1.2;
  max-width: 380px;
}

.testimonials {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.testimonial {
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  padding: 24px 28px;
}

.testimonial-text {
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--text);
  margin-bottom: 14px;
  font-weight: 300;
}

.testimonial-author {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-muted);
}

/* ---- BOTTOM CTA ---- */
.bottom-cta {
  max-width: 1100px;
  margin: 0 auto 0;
  padding: 80px 40px 120px;
  text-align: center;
}

.bottom-cta h2 {
  font-family: 'Instrument Serif', serif;
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 400;
  color: var(--white);
  margin-bottom: 16px;
  line-height: 1.1;
}

.bottom-cta p {
  color: var(--text-muted);
  font-size: 1rem;
  font-weight: 300;
  margin-bottom: 36px;
}

.bottom-cta .waitlist-wrap {
  justify-content: center;
  margin: 0 auto;
}

/* ---- FOOTER ---- */
footer {
  border-top: 1px solid var(--border);
  padding: 28px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1100px;
  margin: 0 auto;
}

footer p {
  font-size: 0.78rem;
  color: var(--text-dim);
}

footer a {
  color: var(--text-dim);
  text-decoration: none;
  font-size: 0.78rem;
  transition: color 0.2s;
}
footer a:hover { color: var(--text-muted); }

/* ---- RESPONSIVE ---- */
@media (max-width: 768px) {
  nav { padding: 16px 20px; }
  .hero { padding: 120px 20px 80px; }
  .hero h1 { font-size: 2.8rem; }
  .features { padding: 60px 20px; }
  .features-grid { grid-template-columns: 1fr; }
  .social { grid-template-columns: 1fr; padding: 60px 20px; gap: 40px; }
  .bottom-cta { padding: 60px 20px 80px; }
  .waitlist-wrap { flex-direction: column; }
  .waitlist-input { border-right: 1px solid var(--border); border-bottom: none; }
  .waitlist-btn { padding: 14px; }
  footer { padding: 24px 20px; flex-direction: column; gap: 12px; text-align: center; }
  .divider { padding: 0 20px; }
}