:root {
  --lp-bg: #09090b;
  --lp-text: #fafafa;
  --lp-accent: #6366f1;
  /* default indigo */
  --lp-zinc: #27272a;
}

:root[data-theme="amber"] {
  --lp-accent: #f59e0b;
}

:root[data-theme="emerald"] {
  --lp-accent: #10b981;
}

body {
  background: var(--lp-bg);
  color: var(--lp-text);
  overflow-x: hidden;
  line-height: 1.6;
}

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

/* NAV ENHANCED */
nav.nav-custom {
  height: 64px;
  border-bottom: 1px solid var(--lp-zinc);
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--lp-bg);
}

nav.nav-custom .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}

nav.nav-custom.scrolled {
  height: 60px;
  background: var(--lp-bg);
  border-bottom: 1px solid var(--lp-accent);
}

.nav-left,
.nav-right,
.nav-center {
  display: flex;
  align-items: center;
}

.nav-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-text {
  font-weight: 800;
  font-size: 22px;
  letter-spacing: -1.5px;
  color: var(--lp-text);
  white-space: nowrap;
  text-decoration: none;
}

.brand-text span {
  color: var(--lp-accent);
}

.logo-link {
  display: flex;
  align-items: center;
  cursor: pointer;
}

.logo-link:hover {
  opacity: 0.8;
}

.nav-right {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 20px;
}

.theme-switcher {
  display: flex;
  gap: 8px;
  align-items: center;
  padding-right: 16px;
  border-right: 1px solid rgba(255, 255, 255, 0.1);
  margin-right: 8px;
  background: rgba(255, 255, 255, 0.03);
  padding: 6px 16px;
  border-radius: 20px;
}

.color-btn {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: none;
  cursor: pointer;
  padding: 0;
  transition: transform 0.2s, border-color 0.2s;
}

.color-btn:hover {
  transform: scale(1.3);
}

.color-btn.active {
  border: 1px solid var(--lp-text);
}

.color-btn.indigo {
  background: #6366f1;
}

.color-btn.amber {
  background: #f59e0b;
}

.color-btn.emerald {
  background: #10b981;
}

.nav-links a {
  color: #a1a1aa;
  text-decoration: none;
  font-weight: 500;
  font-size: 14px;
  transition: color 0.2s;
}

.nav-links a:hover {
  color: #fff;
}

/* HERO */
.hero {
  padding: 100px 0 120px;
  text-align: center;
}

.hero h1 {
  font-size: 64px;
  line-height: 1.1;
  font-weight: 800;
  letter-spacing: -2px;
  margin-bottom: 24px;
  color: #fff;
}

.hero p {
  font-size: 20px;
  color: #a1a1aa;
  max-width: 700px;
  margin: 0 auto 40px;
}

.cta-group {
  display: flex;
  gap: 16px;
  justify-content: center;
}

.btn-hero {
  padding: 14px 32px;
  font-size: 16px;
  font-weight: 600;
}

/* MOCKUP AREA */
.dashboard-preview {
  margin-top: 60px;
}

.dashboard-preview img {
  width: 100%;
  border-radius: 8px;
  border: 1px solid var(--border);
}

.glow {
  display: none;
}

/* FEATURES */
.features {
  padding: 100px 0;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 60px;
}

.feature-card {
  background: #18181b;
  border: 1px solid #27272a;
  padding: 32px;
  border-radius: 16px;
  transition: transform 0.2s;
}

.feature-card:hover {
  transform: translateY(-8px);
}

.feature-card .icon {
  font-size: 32px;
  margin-bottom: 20px;
}

.feature-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 12px;
}

.feature-card p {
  font-size: 14px;
  color: #71717a;
}

/* WHO IS IT FOR */
.who-is-it-for {
  padding: 60px 0 100px;
  display: flex;
  justify-content: center;
}

.who-content {
  background: #18181b;
  border: 1px solid #27272a;
  border-radius: 20px;
  padding: 48px;
  max-width: 800px;
  width: 100%;
  border: 1px solid #27272a;
}

.who-content h2 {
  font-size: 32px;
  margin-bottom: 32px;
  text-align: center;
  letter-spacing: -1px;
}

.who-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.who-list li {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 18px;
  color: #e4e4e7;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.05);
  padding: 16px 24px;
  border-radius: 12px;
  transition: background 0.2s, transform 0.2s;
}

.who-list li:hover {
  background: rgba(255, 255, 255, 0.06);
  transform: translateX(4px);
}

.who-list .icon {
  font-size: 24px;
}

@media(max-width: 768px) {
  .who-content {
    padding: 32px 20px;
  }

  .who-list li {
    font-size: 16px;
    padding: 12px 16px;
  }
}

/* VISUAL PROOF */
.visual-proof {
  padding: 80px 0;
}

.proof-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.proof-card {
  background: var(--lp-zinc, #27272a);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 12px;
  overflow: hidden;
  transition: transform 0.2s;
}

.proof-card:hover {
  transform: translateY(-4px);
}

.proof-card img {
  width: 100%;
  height: 280px;
  object-fit: cover;
  object-position: top;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.proof-card h4 {
  padding: 20px 20px 8px;
  font-size: 18px;
  margin: 0;
  color: #fff;
}

.proof-card p {
  padding: 0 20px 20px;
  font-size: 14px;
  color: #a1a1aa;
  margin: 0;
}

/* CTA HUMAN */
.cta-human {
  padding: 80px 0;
  display: flex;
  justify-content: center;
  text-align: center;
}

.cta-human-content {
  background: var(--bg2);
  border: 1px solid var(--lp-accent);
  border-radius: 12px;
  padding: 48px 24px;
  max-width: 800px;
  width: 100%;
}

.cta-human-content h2 {
  font-size: 36px;
  letter-spacing: -1px;
  margin-bottom: 16px;
}

.cta-human-content p {
  font-size: 18px;
  color: #a1a1aa;
  margin-bottom: 40px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.btn-whatsapp {
  background: #25D366;
  color: #fff;
  font-weight: 600;
  padding: 14px 24px;
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 18px;
  text-decoration: none;
  transition: transform 0.2s, background 0.2s;
}

.btn-whatsapp:hover {
  background: #20BA56;
  transform: translateY(-2px);
}

.btn-whatsapp svg {
  fill: currentColor;
}

/* WHATSAPP FLOAT */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 60px;
  height: 60px;
  background-color: #25D366;
  color: #FFF;
  border-radius: 50%;
  border: 1px solid rgba(37, 211, 102, 0.5);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.2s;
}

.whatsapp-float:hover {
  transform: scale(1.1);
}

.whatsapp-float svg {
  fill: currentColor;
}

@media(max-width: 768px) {
  .cta-human-content {
    padding: 40px 20px;
  }

  .cta-human-content h2 {
    font-size: 28px;
  }

  .btn-whatsapp {
    width: 100%;
    justify-content: center;
    padding: 14px 20px;
  }

  .whatsapp-float {
    bottom: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
  }
}

/* PRICING */
.pricing {
  padding-bottom: 120px;
  text-align: center;
}

.price-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 60px;
  align-items: flex-start;
}

.price-card {
  background: #18181b;
  border: 1px solid #27272a;
  border-radius: 20px;
  padding: 32px 24px;
  position: relative;
  transition: transform 0.3s ease;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.price-card.featured {
  border: 2px solid var(--lp-accent);
  background: #1c1c1f;
  transform: scale(1.03);
  z-index: 2;
  border: 2px solid var(--lp-accent);
}

.price-card:hover:not(.featured) {
  transform: translateY(-8px);
}

.price-card .tag {
  position: absolute;
  top: -15px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--lp-accent);
  padding: 4px 16px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 700;
  white-space: nowrap;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.price-card h3 {
  font-size: 20px;
  margin-bottom: 8px;
}

.price-card.has-tag h3 {
  margin-top: 10px;
}

.price-card .desc {
  font-size: 13px;
  color: #71717a;
  margin-bottom: 20px;
}

.price-val {
  font-size: 34px;
  font-weight: 800;
  letter-spacing: -1px;
  margin: 10px 0;
  color: #fff;
}

.price-val small {
  font-size: 14px;
  font-weight: 400;
  color: #71717a;
}

ul.check-list {
  list-style: none;
  text-align: left;
  margin: 32px 0;
}

ul.check-list li {
  margin-bottom: 12px;
  display: flex;
  gap: 12px;
  font-size: 15px;
  color: #a1a1aa;
}

ul.check-list li::before {
  content: '✓';
  color: var(--lp-accent);
  font-weight: 900;
}

/* FOOTER */
footer {
  padding: 60px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  text-align: center;
  color: #52525b;
  font-size: 14px;
}

@media(max-width: 1024px) {
  .price-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media(max-width: 768px) {
  .hero h1 { font-size: 36px; padding: 0 10px; }
  .hero p { font-size: 16px; }

  nav.nav-custom .container {
    justify-content: space-between;
  }

  .nav-links.hide-mobile, 
  .nav-right a.hide-mobile {
    display: none !important;
  }

  .nav-center {
    font-size: 18px;
    justify-content: center;
  }

  .nav-right {
    gap: 12px;
  }

  .nav-right .btn-primary {
    padding: 8px 12px !important;
    font-size: 12px !important;
  }
}