@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;600;700;800&family=DM+Sans:ital,wght@0,400;0,500;0,700;1,400&display=swap');

:root {
  --bg: #0a0f0a;
  --bg-surface: #111a11;
  --bg-card: #162016;
  --fg: #e8ede8;
  --fg-muted: #8a9a8a;
  --accent: #3ddc84;
  --accent-dim: #2aa85e;
  --accent-glow: rgba(61, 220, 132, 0.15);
  --field-green: #1a3a1a;
  --line-white: rgba(255, 255, 255, 0.06);
  --font-display: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

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

html { scroll-behavior: smooth; }

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

/* ===== FIELD TEXTURE ===== */
.field-texture {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  background:
    repeating-linear-gradient(
      90deg,
      transparent,
      transparent 80px,
      rgba(61, 220, 132, 0.02) 80px,
      rgba(61, 220, 132, 0.02) 81px
    );
}

/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 120px 24px 80px;
  z-index: 1;
}

.hero-inner {
  max-width: 900px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-glow);
  border: 1px solid rgba(61, 220, 132, 0.2);
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 32px;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 6rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--fg);
  margin-bottom: 28px;
}

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

.hero-sub {
  font-size: clamp(1.1rem, 2.5vw, 1.35rem);
  color: var(--fg-muted);
  max-width: 600px;
  line-height: 1.7;
  margin-bottom: 48px;
}

.hero-stat-row {
  display: flex;
  gap: 48px;
  flex-wrap: wrap;
}

.hero-stat {
  display: flex;
  flex-direction: column;
}

.hero-stat .number {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1.2;
}

.hero-stat .label {
  font-size: 0.85rem;
  color: var(--fg-muted);
  letter-spacing: 0.03em;
}

/* ===== DIVIDER LINE ===== */
.field-line {
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--accent-dim) 50%, transparent 100%);
  opacity: 0.3;
}

/* ===== PROBLEM SECTION ===== */
.problem {
  position: relative;
  z-index: 1;
  padding: 100px 24px;
}

.problem-inner {
  max-width: 1000px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.problem-left h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: 20px;
}

.problem-left p {
  color: var(--fg-muted);
  font-size: 1.05rem;
  line-height: 1.7;
}

.whatsapp-chaos {
  background: var(--bg-card);
  border: 1px solid var(--line-white);
  border-radius: 16px;
  padding: 28px;
  font-family: var(--font-body);
}

.whatsapp-chaos .chat-header {
  font-size: 0.8rem;
  color: var(--fg-muted);
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.chat-msg {
  background: var(--field-green);
  border-radius: 12px;
  padding: 10px 14px;
  margin-bottom: 8px;
  font-size: 0.9rem;
  color: var(--fg);
  max-width: 85%;
  position: relative;
}

.chat-msg.right {
  margin-left: auto;
  background: #1a2a3a;
}

.chat-msg .sender {
  font-weight: 700;
  font-size: 0.78rem;
  color: var(--accent);
  margin-bottom: 3px;
}

.chat-msg.right .sender {
  color: #5ba8ff;
}

.chat-overflow {
  text-align: center;
  color: var(--fg-muted);
  font-size: 0.8rem;
  padding-top: 8px;
  font-style: italic;
}

/* ===== FEATURES ===== */
.features {
  position: relative;
  z-index: 1;
  padding: 100px 24px;
}

.features-inner {
  max-width: 1000px;
  margin: 0 auto;
}

.features h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 700;
  text-align: center;
  margin-bottom: 16px;
}

.features .subtitle {
  text-align: center;
  color: var(--fg-muted);
  font-size: 1.05rem;
  margin-bottom: 64px;
  max-width: 550px;
  margin-left: auto;
  margin-right: auto;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--line-white);
  border-radius: 16px;
  padding: 32px 28px;
  transition: border-color 0.3s, transform 0.3s;
}

.feature-card:hover {
  border-color: rgba(61, 220, 132, 0.25);
  transform: translateY(-2px);
}

.feature-icon {
  width: 48px;
  height: 48px;
  background: var(--accent-glow);
  border: 1px solid rgba(61, 220, 132, 0.2);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 20px;
}

.feature-card h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--fg);
}

.feature-card p {
  font-size: 0.92rem;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* ===== HOW IT WORKS ===== */
.how-it-works {
  position: relative;
  z-index: 1;
  padding: 100px 24px;
  background: var(--bg-surface);
}

.how-inner {
  max-width: 800px;
  margin: 0 auto;
}

.how-it-works h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 700;
  text-align: center;
  margin-bottom: 64px;
}

.step-list {
  display: flex;
  flex-direction: column;
  gap: 48px;
}

.step {
  display: flex;
  gap: 28px;
  align-items: flex-start;
}

.step-number {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  min-width: 50px;
  opacity: 0.6;
}

.step-content h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.step-content p {
  color: var(--fg-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* ===== CLOSING ===== */
.closing {
  position: relative;
  z-index: 1;
  padding: 120px 24px;
  text-align: center;
}

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

.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 24px;
}

.closing h2 .accent {
  color: var(--accent);
}

.closing p {
  color: var(--fg-muted);
  font-size: 1.1rem;
  line-height: 1.7;
  max-width: 520px;
  margin: 0 auto;
}

/* ===== FOOTER ===== */
footer {
  position: relative;
  z-index: 1;
  padding: 40px 24px;
  text-align: center;
  border-top: 1px solid var(--line-white);
}

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

footer .footer-brand {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--accent);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .problem-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

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

  .hero-stat-row {
    gap: 32px;
  }

  .step {
    gap: 16px;
  }

  .step-number {
    font-size: 1.8rem;
    min-width: 36px;
  }

  .hero {
    padding: 100px 20px 60px;
  }
}