:root {
  --bg: #0a0a0f;
  --bg-subtle: #12121a;
  --fg: #e8e6e1;
  --fg-muted: #8a8880;
  --accent: #f97316;
  --accent-soft: rgba(249, 115, 22, 0.12);
  --accent-glow: rgba(249, 115, 22, 0.3);
  --surface: #1a1a24;
  --border: rgba(255,255,255,0.06);
  --radius: 16px;
  --font-display: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* HERO */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 80px 8% 80px;
  gap: 60px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  filter: blur(100px);
  pointer-events: none;
}

.hero-inner {
  max-width: 600px;
  z-index: 1;
}

.badge {
  display: inline-block;
  padding: 8px 20px;
  background: var(--accent-soft);
  border: 1px solid rgba(249, 115, 22, 0.2);
  border-radius: 100px;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 32px;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(42px, 6vw, 72px);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 28px;
}

.hero h1 .accent {
  color: var(--accent);
}

.lede {
  font-size: 18px;
  color: var(--fg-muted);
  line-height: 1.7;
  max-width: 480px;
}

/* Phone Mockup */
.hero-visual {
  z-index: 1;
  flex-shrink: 0;
}

.phone-mockup {
  width: 280px;
  background: var(--surface);
  border-radius: 32px;
  border: 2px solid var(--border);
  padding: 16px;
  box-shadow: 0 40px 80px rgba(0,0,0,0.5);
}

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

.post-preview {
  background: var(--bg);
  border-radius: 12px;
  padding: 16px;
}

.post-dot {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--accent-soft);
  border: 2px solid var(--accent);
  margin-bottom: 10px;
}

.post-line {
  height: 8px;
  background: rgba(255,255,255,0.06);
  border-radius: 4px;
  margin-bottom: 8px;
}
.post-line.w80 { width: 80%; }
.post-line.w70 { width: 70%; }
.post-line.w60 { width: 60%; }
.post-line.w50 { width: 50%; }
.post-line.w40 { width: 40%; }
.post-line.w30 { width: 30%; }

.post-img {
  width: 100%;
  height: 120px;
  background: linear-gradient(135deg, var(--accent-soft), rgba(249,115,22,0.05));
  border-radius: 8px;
  margin: 8px 0;
}

.post-img.alt {
  background: linear-gradient(135deg, rgba(99,102,241,0.15), rgba(99,102,241,0.05));
}

/* HOW */
.how {
  padding: 120px 8%;
  background: var(--bg-subtle);
}

.how h2 {
  font-family: var(--font-display);
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 700;
  margin-bottom: 64px;
  letter-spacing: -0.02em;
}

.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.step {
  padding: 32px 24px;
  border-left: 2px solid var(--border);
}

.step:first-child {
  border-left-color: var(--accent);
}

.step-num {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 16px;
  letter-spacing: 0.05em;
}

.step h3 {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 12px;
}

.step p {
  color: var(--fg-muted);
  font-size: 15px;
  line-height: 1.6;
}

/* FEATURES */
.features {
  padding: 120px 8%;
}

.feature-block {
  display: flex;
  align-items: center;
  gap: 80px;
  margin-bottom: 120px;
}

.feature-block:last-child {
  margin-bottom: 0;
}

.feature-block.right {
  flex-direction: row;
}

.feature-text {
  flex: 1;
}

.feature-text h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 3.5vw, 40px);
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.feature-text p {
  color: var(--fg-muted);
  font-size: 17px;
  line-height: 1.7;
  max-width: 440px;
}

.feature-graphic {
  flex: 1;
  display: flex;
  justify-content: center;
}

/* Grid Preview */
.grid-preview {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  width: 280px;
}

.grid-item {
  aspect-ratio: 1;
  border-radius: 8px;
}

.grid-item.c1 { background: linear-gradient(135deg, #f97316, #fb923c); }
.grid-item.c2 { background: linear-gradient(135deg, #1a1a24, #2a2a3a); border: 1px solid var(--border); }
.grid-item.c3 { background: linear-gradient(135deg, #f59e0b, #fbbf24); }
.grid-item.c4 { background: linear-gradient(135deg, #1a1a24, #2a2a3a); border: 1px solid var(--border); }
.grid-item.c5 { background: linear-gradient(135deg, #ea580c, #f97316); }
.grid-item.c6 { background: linear-gradient(135deg, #1a1a24, #2a2a3a); border: 1px solid var(--border); }

/* Calendar Preview */
.calendar-preview {
  background: var(--surface);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  padding: 24px;
  width: 300px;
}

.cal-header {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  margin-bottom: 20px;
  color: var(--fg);
}

.cal-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 6px;
}

.cal-day {
  aspect-ratio: 1;
  border-radius: 6px;
  background: var(--bg);
  border: 1px solid var(--border);
}

.cal-day.filled {
  background: var(--accent-soft);
  border-color: rgba(249, 115, 22, 0.25);
  position: relative;
}

.cal-day.filled::after {
  content: '';
  position: absolute;
  bottom: 3px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--accent);
}

/* Product Cards */
.product-cards {
  display: flex;
  gap: 16px;
}

.prod-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  width: 150px;
}

.prod-img {
  width: 100%;
  aspect-ratio: 1;
  background: linear-gradient(135deg, var(--accent-soft), rgba(249,115,22,0.05));
  border-radius: 10px;
  margin-bottom: 12px;
}

.prod-img.alt {
  background: linear-gradient(135deg, rgba(168,85,247,0.15), rgba(168,85,247,0.05));
}

.prod-price {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 13px;
  color: var(--accent);
  text-align: center;
}

/* CLOSING */
.closing {
  padding: 140px 8%;
  text-align: center;
  background: var(--bg-subtle);
  position: relative;
  overflow: hidden;
}

.closing::before {
  content: '';
  position: absolute;
  bottom: -100px;
  left: 50%;
  transform: translateX(-50%);
  width: 500px;
  height: 400px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  filter: blur(80px);
  pointer-events: none;
}

.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(30px, 4vw, 48px);
  font-weight: 800;
  line-height: 1.15;
  max-width: 700px;
  margin: 0 auto 24px;
  letter-spacing: -0.02em;
  position: relative;
}

.closing p {
  color: var(--fg-muted);
  font-size: 18px;
  max-width: 500px;
  margin: 0 auto;
  line-height: 1.7;
  position: relative;
}

/* FOOTER */
.site-footer {
  padding: 40px 8%;
  border-top: 1px solid var(--border);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
}

.footer-note {
  color: var(--fg-muted);
  font-size: 14px;
}

/* RESPONSIVE */
@media (max-width: 900px) {
  .hero {
    flex-direction: column;
    text-align: center;
    padding-top: 100px;
  }
  .hero-inner { max-width: 100%; }
  .lede { max-width: 100%; margin: 0 auto; }
  .steps {
    grid-template-columns: 1fr 1fr;
  }
  .feature-block,
  .feature-block.right {
    flex-direction: column;
    gap: 40px;
  }
  .feature-text { text-align: center; }
  .feature-text p { max-width: 100%; margin: 0 auto; }
}

@media (max-width: 600px) {
  .steps {
    grid-template-columns: 1fr;
  }
  .hero {
    padding: 80px 6% 60px;
  }
  .how, .features, .closing {
    padding-left: 6%;
    padding-right: 6%;
  }
}