/* ===== RESET & BASE ===== */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --bg: #1a1410;
  --bg-card: #241c16;
  --bg-card-hover: #2e2419;
  --border: #3d3024;
  --text: #f5f0eb;
  --text-muted: #a89a8a;
  --accent: #c8a96e;
  --accent-light: #dfc08a;
  --accent-glow: rgba(200, 169, 110, 0.12);
  --whatsapp: #25d366;
  --radius: 12px;
  --radius-lg: 20px;
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  overflow-x: hidden;
  font-family: 'Inter', -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== NAV ===== */
.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 56px 24px 20px;
  max-width: 1100px;
  margin: 0 auto;
}

.logo {
  font-size: 2.2rem;
  font-weight: 800;
  letter-spacing: -0.5px;
}

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

.nav-cta {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  padding: 10px 24px;
  border: 1px solid var(--accent);
  border-radius: 100px;
  transition: all 0.2s;
}

.nav-cta:hover {
  background: var(--accent);
  color: var(--bg);
}

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -40%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--accent-glow), transparent 70%);
  pointer-events: none;
}

.hero-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 0 24px;
  max-width: 800px;
  margin: 0 auto;
  width: 100%;
}

.badge {
  display: inline-block;
  padding: 8px 20px;
  background: var(--accent-glow);
  border: 1px solid rgba(200, 169, 110, 0.3);
  border-radius: 100px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--accent);
  margin-bottom: 32px;
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4.2rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -1.5px;
  margin-bottom: 24px;
}

.gradient-text {
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 560px;
  margin-bottom: 40px;
  line-height: 1.7;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  margin-bottom: 64px;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  border-radius: 100px;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s;
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--accent);
  color: var(--bg);
}

.btn-primary:hover {
  background: var(--accent-light);
  transform: translateY(-1px);
  box-shadow: 0 8px 30px var(--accent-glow);
}

.btn-secondary {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  border-color: var(--text-muted);
  background: var(--bg-card);
}

.btn-whatsapp {
  background: var(--whatsapp);
  color: #fff;
  font-size: 1.1rem;
  padding: 16px 40px;
}

.btn-whatsapp:hover {
  background: #22c55e;
  transform: translateY(-1px);
  box-shadow: 0 8px 30px rgba(37, 211, 102, 0.2);
}

/* ===== STATS ===== */
.hero-stats {
  display: flex;
  align-items: center;
  gap: 40px;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.stat-number {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--accent);
}

.stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: 4px;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

/* ===== SECTION SHARED ===== */
section {
  padding: 120px 0;
}

.section-label {
  display: inline-block;
  padding: 6px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 20px;
}

section h2 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -1px;
  margin-bottom: 48px;
}

/* ===== PROBLEM ===== */
.problem {
  background: var(--bg);
}

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

.problem-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  transition: all 0.2s;
}

.problem-card:hover {
  background: var(--bg-card-hover);
  border-color: #333;
  transform: translateY(-2px);
}

.problem-icon {
  font-size: 2rem;
  margin-bottom: 16px;
}

.problem-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.problem-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* ===== FEATURES ===== */
.solution {
  background: var(--bg);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  transition: all 0.2s;
}

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

.feature-number {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 16px;
  font-variant-numeric: tabular-nums;
}

.feature-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.feature-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* ===== DEMO ===== */
.demo {
  background: var(--bg);
  text-align: center;
  position: relative;
}

.demo::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--accent-glow), transparent 70%);
  pointer-events: none;
}

.demo-headline {
  font-size: clamp(2.5rem, 7vw, 5rem);
  font-weight: 800;
  letter-spacing: 4px;
  background: linear-gradient(135deg, var(--accent), var(--accent-light), #fff, var(--accent));
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: shimmer 3s ease-in-out infinite;
  margin-bottom: 16px;
  text-shadow: 0 0 40px var(--accent-glow);
}

@keyframes shimmer {
  0%, 100% { background-position: 0% center; }
  50% { background-position: 200% center; }
}

.btn-demo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 20px 48px;
  font-size: 1.3rem;
  font-weight: 700;
  font-family: inherit;
  color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  border: none;
  border-radius: 100px;
  cursor: pointer;
  margin-bottom: 48px;
  transition: all 0.3s;
  box-shadow: 0 0 30px var(--accent-glow), 0 4px 20px rgba(0,0,0,0.3);
  animation: pulse-glow 2s ease-in-out infinite;
}

.btn-demo:hover {
  transform: scale(1.05);
  box-shadow: 0 0 50px rgba(200, 169, 110, 0.3), 0 8px 30px rgba(0,0,0,0.4);
}

@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 30px var(--accent-glow), 0 4px 20px rgba(0,0,0,0.3); }
  50% { box-shadow: 0 0 50px rgba(200, 169, 110, 0.25), 0 4px 20px rgba(0,0,0,0.3); }
}


.demo-sub {
  color: var(--text-muted);
  font-size: 1.1rem;
  max-width: 560px;
  margin: -24px auto 48px;
  line-height: 1.7;
}

.demo-tips {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 460px;
  margin: 0 auto;
}

.tip {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 24px;
  font-size: 0.95rem;
  color: var(--text-muted);
  text-align: left;
}

.tip strong {
  color: var(--text);
}

/* ===== SOCIAL PROOF ===== */
.proof {
  background: var(--bg);
}

.proof-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  max-width: 700px;
}

.proof-quote {
  font-size: 1.2rem;
  font-style: italic;
  line-height: 1.7;
  margin-bottom: 24px;
  color: var(--text);
}

.proof-quote::before {
  content: '"';
  color: var(--accent);
  font-size: 2rem;
  line-height: 0;
  vertical-align: -8px;
  margin-right: 4px;
}

.proof-author {
  display: flex;
  align-items: center;
  gap: 16px;
}

.proof-info strong {
  display: block;
  font-size: 1rem;
}

.proof-info span {
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* ===== KONTAKT ===== */
.kontakt {
  text-align: center;
  background: var(--bg);
}

.kontakt-sub {
  color: var(--text-muted);
  font-size: 1.1rem;
  max-width: 520px;
  margin: -24px auto 40px;
  line-height: 1.7;
}

/* ===== FOOTER ===== */
.footer {
  padding: 48px 0;
  border-top: 1px solid var(--border);
  text-align: center;
}

.footer .logo {
  margin-bottom: 8px;
}

.footer p {
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .nav {
    padding: 16px 16px;
  }

  .hero-content {
    padding-top: 40px;
  }

  .hero-buttons {
    flex-direction: column;
    width: 100%;
    max-width: 320px;
  }

  .btn {
    justify-content: center;
    width: 100%;
  }

  .hero-stats {
    gap: 24px;
  }

  .stat-number {
    font-size: 1.4rem;
  }

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

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

  section {
    padding: 80px 0;
  }

  .proof-card {
    padding: 32px 24px;
  }

  .demo-tips {
    max-width: 100%;
  }
}

/* ===== ANIMATIONS ===== */
@media (prefers-reduced-motion: no-preference) {
  .problem-card,
  .feature-card,
  .proof-card,
  .tip {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease, transform 0.5s ease;
  }

  .problem-card.visible,
  .feature-card.visible,
  .proof-card.visible,
  .tip.visible {
    opacity: 1;
    transform: translateY(0);
  }
}