:root {
  --bg: #0a0a0f;
  --bg-card: #111119;
  --fg: #e8e6e1;
  --fg-muted: #8a8880;
  --accent: #f0a030;
  --accent-glow: rgba(240, 160, 48, 0.15);
  --border: #1e1e28;
  --font-display: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

.accent {
  color: var(--accent);
}

/* ======== HERO ======== */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 6rem 2rem 4rem;
  position: relative;
  background: radial-gradient(ellipse at 50% 30%, rgba(240, 160, 48, 0.06) 0%, transparent 60%);
}

.hero-inner {
  max-width: 800px;
  text-align: center;
}

.hero-badge {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: 0.4rem 1.2rem;
  border-radius: 100px;
  margin-bottom: 2.5rem;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 6vw, 4.5rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
}

.lede {
  font-size: 1.15rem;
  color: var(--fg-muted);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.7;
  font-weight: 300;
}

/* EQ Visualizer */
.hero-visual {
  margin-top: 4rem;
  display: flex;
  justify-content: center;
}

.eq-bars {
  display: flex;
  align-items: flex-end;
  gap: 6px;
  height: 80px;
}

.bar {
  width: 4px;
  border-radius: 2px;
  background: var(--accent);
  opacity: 0.6;
  animation: eq-pulse 1.4s ease-in-out infinite;
}

.bar-1  { height: 20px; animation-delay: 0s; }
.bar-2  { height: 45px; animation-delay: 0.1s; }
.bar-3  { height: 30px; animation-delay: 0.2s; }
.bar-4  { height: 60px; animation-delay: 0.3s; }
.bar-5  { height: 35px; animation-delay: 0.15s; }
.bar-6  { height: 70px; animation-delay: 0.25s; }
.bar-7  { height: 50px; animation-delay: 0.35s; }
.bar-8  { height: 65px; animation-delay: 0.05s; }
.bar-9  { height: 25px; animation-delay: 0.2s; }
.bar-10 { height: 55px; animation-delay: 0.4s; }
.bar-11 { height: 40px; animation-delay: 0.1s; }
.bar-12 { height: 15px; animation-delay: 0.3s; }

@keyframes eq-pulse {
  0%, 100% { transform: scaleY(1); }
  50% { transform: scaleY(0.4); }
}

/* ======== FEATURES ======== */
.features {
  padding: 6rem 2rem;
}

.features-inner {
  max-width: 960px;
  margin: 0 auto;
}

.section-label {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 3rem;
}

.features-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 2.5rem 2rem;
  transition: border-color 0.3s ease;
}

.feature-card:hover {
  border-color: var(--accent);
}

.feature-large {
  grid-column: 1 / -1;
  background: linear-gradient(135deg, var(--bg-card) 0%, rgba(240, 160, 48, 0.04) 100%);
}

.feature-icon {
  font-size: 1.8rem;
  margin-bottom: 1rem;
  opacity: 0.8;
}

.feature-card h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--fg);
}

.feature-card p {
  color: var(--fg-muted);
  font-size: 0.95rem;
  line-height: 1.7;
  font-weight: 300;
}

/* ======== HOW ======== */
.how {
  padding: 6rem 2rem;
  background: linear-gradient(180deg, transparent 0%, rgba(240, 160, 48, 0.03) 50%, transparent 100%);
}

.how-inner {
  max-width: 720px;
  margin: 0 auto;
}

.how-grid {
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.how-item {
  display: flex;
  gap: 2rem;
  align-items: flex-start;
}

.how-number {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 800;
  color: var(--accent);
  opacity: 0.25;
  line-height: 1;
  flex-shrink: 0;
  width: 64px;
}

.how-text h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.how-text p {
  color: var(--fg-muted);
  font-size: 0.95rem;
  line-height: 1.7;
  font-weight: 300;
}

/* ======== CLOSING ======== */
.closing {
  padding: 8rem 2rem;
  text-align: center;
}

.closing-inner {
  max-width: 700px;
  margin: 0 auto;
}

.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
}

.closing-sub {
  color: var(--fg-muted);
  font-size: 1.1rem;
  line-height: 1.7;
  font-weight: 300;
}

/* ======== FOOTER ======== */
.site-footer {
  padding: 3rem 2rem;
  border-top: 1px solid var(--border);
}

.footer-inner {
  max-width: 960px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--fg);
}

.footer-note {
  font-size: 0.8rem;
  color: var(--fg-muted);
}

/* ======== RESPONSIVE ======== */
@media (max-width: 640px) {
  .hero {
    padding: 4rem 1.5rem 3rem;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .feature-large {
    grid-column: 1;
  }

  .how-item {
    flex-direction: column;
    gap: 0.5rem;
  }

  .how-number {
    font-size: 2rem;
    width: auto;
  }

  .footer-inner {
    flex-direction: column;
    gap: 0.5rem;
    text-align: center;
  }

  .eq-bars {
    gap: 4px;
    height: 60px;
  }

  .bar {
    width: 3px;
  }
}