/* Zotechy Landing Page - Modern Gradient Theme */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

:root {
  --primary-color: #4F46E5;
  --secondary-color: #7C3AED;
  --accent-color: #EC4899;
  --text-color: #1e1b4b;
  --text-light: #64748b;
  --bg-light: #f8fafc;
  --white: #ffffff;
  --shadow: 0 10px 40px rgba(79, 70, 229, 0.08);
  --shadow-lg: 0 25px 60px rgba(79, 70, 229, 0.15);
  --glass-bg: rgba(255, 255, 255, 0.7);
  --glass-border: rgba(255, 255, 255, 0.3);
  --gradient-primary: linear-gradient(135deg, #4F46E5 0%, #7C3AED 50%, #EC4899 100%);
  --gradient-hero: linear-gradient(135deg, #0f0c29 0%, #302b63 50%, #24243e 100%);
  --gradient-card: linear-gradient(135deg, rgba(79,70,229,0.05), rgba(236,72,153,0.05));
  --radius: 20px;
  --radius-sm: 12px;
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--text-color);
  line-height: 1.6;
  overflow-x: hidden;
  background: var(--white);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ═══════════════════════════════════════════
   NAVBAR
═══════════════════════════════════════════ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(79, 70, 229, 0.08);
  z-index: 1000;
  transition: all 0.3s;
}

.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 20px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 24px;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-brand i {
  font-size: 32px;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-logo {
  height: 40px;
  width: auto;
  max-width: 150px;
  object-fit: contain;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 30px;
}

.nav-menu a {
  text-decoration: none;
  color: var(--text-color);
  font-weight: 500;
  font-size: 15px;
  transition: all 0.3s;
  position: relative;
}

.nav-menu a:not(.btn-nav):hover {
  color: var(--primary-color);
}

.nav-menu a:not(.btn-nav)::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: width 0.3s;
  border-radius: 2px;
}

.nav-menu a:not(.btn-nav):hover::after {
  width: 100%;
}

.btn-nav {
  padding: 10px 24px;
  background: var(--gradient-primary);
  color: var(--white) !important;
  border-radius: 50px;
  transition: all 0.3s;
  font-weight: 600;
  box-shadow: 0 4px 15px rgba(79, 70, 229, 0.3);
}

.btn-nav:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(79, 70, 229, 0.4);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 24px;
  color: var(--text-color);
  cursor: pointer;
}

/* ═══════════════════════════════════════════
   HERO SECTION
═══════════════════════════════════════════ */
.hero {
  margin-top: 70px;
  padding: 120px 0;
  background: var(--gradient-hero);
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -20%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(79, 70, 229, 0.4), transparent 70%);
  border-radius: 50%;
  animation: heroGlow 8s ease-in-out infinite;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(236, 72, 153, 0.3), transparent 70%);
  border-radius: 50%;
  animation: heroGlow 8s ease-in-out infinite 4s;
}

@keyframes heroGlow {
  0%, 100% { transform: scale(1); opacity: 0.5; }
  50% { transform: scale(1.2); opacity: 0.8; }
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 2;
}

.hero-content h1 {
  font-size: 52px;
  margin-bottom: 24px;
  line-height: 1.15;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.hero-content h1 span {
  background: linear-gradient(135deg, #a78bfa, #f472b6);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-content p {
  font-size: 20px;
  margin-bottom: 36px;
  opacity: 0.85;
  line-height: 1.7;
  font-weight: 300;
}

.hero-illustration {
  width: 320px;
  height: 320px;
  margin: 0 auto;
  background: linear-gradient(135deg, rgba(79, 70, 229, 0.2), rgba(236, 72, 153, 0.2));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: float 4s ease-in-out infinite;
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 30px 80px rgba(79, 70, 229, 0.3);
}

.hero-illustration i {
  font-size: 140px;
  background: linear-gradient(135deg, #a78bfa, #f472b6, #fb923c);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-logo {
  width: 200px;
  height: 200px;
  object-fit: contain;
  border-radius: 10px;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-25px); }
}

/* ═══════════════════════════════════════════
   BUTTONS
═══════════════════════════════════════════ */
.btn {
  display: inline-block;
  padding: 14px 36px;
  text-decoration: none;
  border-radius: 50px;
  font-weight: 600;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border: none;
  cursor: pointer;
  font-size: 16px;
  font-family: 'Inter', sans-serif;
}

.btn-primary {
  background: var(--white);
  color: var(--primary-color);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.2);
}

.btn-success {
  background: var(--gradient-primary);
  color: var(--white);
  box-shadow: 0 4px 20px rgba(79, 70, 229, 0.3);
}

.btn-success:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(79, 70, 229, 0.4);
}

.btn-white {
  background: var(--white);
  color: var(--primary-color);
  font-weight: 700;
}

.btn-white:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.2);
}

.btn-lg {
  padding: 18px 48px;
  font-size: 18px;
}

.btn-block {
  width: 100%;
  text-align: center;
}

/* ═══════════════════════════════════════════
   SECTIONS
═══════════════════════════════════════════ */
section {
  padding: 100px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 70px;
}

.section-header h2 {
  font-size: 42px;
  margin-bottom: 16px;
  font-weight: 800;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-header p {
  font-size: 18px;
  color: var(--text-light);
  max-width: 600px;
  margin: 0 auto;
}

/* ═══════════════════════════════════════════
   FEATURES
═══════════════════════════════════════════ */
.features {
  background: var(--white);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 30px;
}

.feature-card {
  text-align: center;
  padding: 45px 35px;
  border-radius: var(--radius);
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(79, 70, 229, 0.08);
  box-shadow: var(--shadow);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transition: transform 0.4s;
}

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(79, 70, 229, 0.15);
}

.feature-card:hover::before {
  transform: scaleX(1);
}

.feature-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 24px;
  background: var(--gradient-primary);
  border-radius: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  color: var(--white);
  box-shadow: 0 8px 25px rgba(79, 70, 229, 0.3);
  transition: transform 0.3s;
}

.feature-card:hover .feature-icon {
  transform: scale(1.1) rotate(5deg);
}

.feature-card h3 {
  font-size: 20px;
  margin-bottom: 12px;
  font-weight: 700;
}

.feature-card p {
  color: var(--text-light);
  font-size: 15px;
  line-height: 1.7;
}

/* ═══════════════════════════════════════════
   WHATSAPP GENERATOR
═══════════════════════════════════════════ */
.wa-generator {
  background: var(--bg-light);
}

.wa-generator-content {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 60px;
  align-items: center;
}

.wa-generator-illustration {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 400px;
}

.wa-icon-circle {
  width: 200px;
  height: 200px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 25px 60px rgba(79, 70, 229, 0.3);
  animation: pulse 3s ease-in-out infinite;
}

.wa-icon-circle i {
  font-size: 80px;
  color: var(--white);
}

@keyframes pulse {
  0%, 100% { transform: scale(1); box-shadow: 0 25px 60px rgba(79, 70, 229, 0.3); }
  50% { transform: scale(1.05); box-shadow: 0 30px 80px rgba(79, 70, 229, 0.4); }
}

.wa-people {
  position: absolute;
  width: 100%;
  height: 100%;
}

.person {
  position: absolute;
  width: 60px;
  height: 60px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 24px;
  box-shadow: 0 8px 25px rgba(79, 70, 229, 0.3);
  animation: float 3s ease-in-out infinite;
}

.person-1 {
  top: 20%;
  left: 10%;
  animation-delay: 0.5s;
}

.person-2 {
  bottom: 20%;
  right: 10%;
  animation-delay: 1s;
}

.form-card {
  background: var(--white);
  padding: 40px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(79, 70, 229, 0.05);
}

.form-header {
  display: flex;
  align-items: center;
  gap: 15px;
  margin-bottom: 20px;
}

.form-header i {
  font-size: 32px;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.form-header h3 {
  font-size: 24px;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 700;
}

.form-description {
  color: var(--text-light);
  margin-bottom: 25px;
  font-size: 14px;
  line-height: 1.7;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
  color: var(--text-color);
  font-size: 14px;
}

.badge-optional {
  background: var(--gradient-primary);
  color: var(--white);
  padding: 2px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
  margin-left: 5px;
}

.form-help {
  font-size: 13px;
  color: var(--text-light);
  margin-bottom: 8px;
}

.form-control {
  width: 100%;
  padding: 14px 16px;
  border: 2px solid #e2e8f0;
  border-radius: var(--radius-sm);
  font-size: 14px;
  transition: all 0.3s;
  font-family: 'Inter', sans-serif;
  background: #f8fafc;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 4px rgba(79, 70, 229, 0.1);
  background: var(--white);
}

.generated-link {
  margin-top: 20px;
  padding: 20px;
  background: linear-gradient(135deg, rgba(79, 70, 229, 0.05), rgba(236, 72, 153, 0.05));
  border-radius: var(--radius-sm);
  border: 2px solid rgba(79, 70, 229, 0.15);
}

.generated-link label {
  display: block;
  margin-bottom: 10px;
  font-weight: 600;
  color: var(--primary-color);
}

.link-display {
  display: flex;
  gap: 10px;
}

.link-display input {
  flex: 1;
}

.btn-copy {
  padding: 14px 20px;
  background: var(--gradient-primary);
  color: var(--white);
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.3s;
  box-shadow: 0 4px 15px rgba(79, 70, 229, 0.3);
}

.btn-copy:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(79, 70, 229, 0.4);
}

/* ═══════════════════════════════════════════
   PLANS
═══════════════════════════════════════════ */
.plans {
  background: var(--white);
}

.plans-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.plan-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 45px 35px;
  box-shadow: var(--shadow);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  text-align: center;
  border: 2px solid transparent;
  position: relative;
  overflow: hidden;
}

.plan-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-card);
  opacity: 0;
  transition: opacity 0.4s;
}

.plan-card:hover {
  transform: translateY(-8px);
  border-color: rgba(79, 70, 229, 0.2);
  box-shadow: var(--shadow-lg);
}

.plan-card:hover::before {
  opacity: 1;
}

.plan-card.featured {
  border-color: var(--primary-color);
  transform: scale(1.03);
  box-shadow: var(--shadow-lg);
}

.plan-card.featured::after {
  content: 'Popular';
  position: absolute;
  top: 20px;
  right: -30px;
  background: var(--gradient-primary);
  color: white;
  padding: 5px 40px;
  font-size: 12px;
  font-weight: 700;
  transform: rotate(45deg);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.plan-name {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 10px;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  position: relative;
}

.plan-price {
  font-size: 52px;
  font-weight: 800;
  margin-bottom: 8px;
  letter-spacing: -0.03em;
  position: relative;
}

.plan-price span {
  font-size: 18px;
  color: var(--text-light);
  font-weight: 400;
}

.plan-features {
  list-style: none;
  margin: 30px 0;
  text-align: left;
  position: relative;
}

.plan-features li {
  padding: 12px 0;
  border-bottom: 1px solid #f1f5f9;
  font-size: 14px;
  color: var(--text-light);
}

.plan-features i {
  color: var(--primary-color);
  margin-right: 10px;
  font-size: 14px;
}

/* ═══════════════════════════════════════════
   TESTIMONIALS
═══════════════════════════════════════════ */
.testimonials {
  background: var(--bg-light);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 30px;
}

.testimonial-card {
  background: var(--white);
  padding: 35px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid rgba(79, 70, 229, 0.05);
  transition: all 0.3s;
}

.testimonial-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.testimonial-header {
  display: flex;
  align-items: center;
  gap: 15px;
  margin-bottom: 20px;
}

.testimonial-avatar {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 22px;
  font-weight: 700;
}

.testimonial-info h4 {
  margin-bottom: 4px;
  font-weight: 600;
}

.testimonial-info p {
  color: var(--text-light);
  font-size: 13px;
}

.testimonial-rating {
  color: #f59e0b;
  margin-bottom: 15px;
  font-size: 14px;
}

.testimonial-text {
  color: var(--text-light);
  font-style: italic;
  line-height: 1.8;
  font-size: 15px;
}

/* ═══════════════════════════════════════════
   CTA SECTION
═══════════════════════════════════════════ */
.cta {
  background: var(--gradient-hero);
  color: var(--white);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(236, 72, 153, 0.3), transparent 70%);
  border-radius: 50%;
}

.cta h2 {
  font-size: 44px;
  margin-bottom: 20px;
  font-weight: 800;
  position: relative;
}

.cta p {
  font-size: 20px;
  margin-bottom: 36px;
  opacity: 0.85;
  position: relative;
  font-weight: 300;
}

/* ═══════════════════════════════════════════
   FOOTER
═══════════════════════════════════════════ */
.footer {
  background: #0f0c29;
  color: var(--white);
  padding: 50px 0 25px;
}

.footer-content {
  display: grid;
  grid-template-columns: 1fr 2fr 1fr;
  gap: 40px;
  margin-bottom: 35px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 24px;
  font-weight: 800;
}

.footer-brand i {
  font-size: 32px;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.footer-logo {
  height: 40px;
  width: auto;
  max-width: 150px;
  object-fit: contain;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 30px;
  flex-wrap: wrap;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  transition: color 0.3s;
  font-size: 14px;
}

.footer-links a:hover {
  color: var(--white);
}

.footer-social {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
}

.footer-social a {
  width: 42px;
  height: 42px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  text-decoration: none;
  transition: all 0.3s;
}

.footer-social a:hover {
  background: var(--gradient-primary);
  border-color: transparent;
  transform: translateY(-2px);
}

.footer-bottom {
  text-align: center;
  padding-top: 25px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
}

/* ═══════════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════════ */
@media (max-width: 768px) {
  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 20px;
    box-shadow: var(--shadow);
  }

  .nav-menu.active {
    display: flex;
  }

  .nav-toggle {
    display: block;
  }

  .hero {
    padding: 80px 0;
  }

  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-content h1 {
    font-size: 36px;
  }

  .hero-illustration {
    width: 240px;
    height: 240px;
  }

  .hero-illustration i {
    font-size: 100px;
  }

  .wa-generator-content {
    grid-template-columns: 1fr;
  }

  .wa-generator-illustration {
    min-height: 300px;
  }

  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .footer-social {
    justify-content: center;
  }

  .section-header h2 {
    font-size: 32px;
  }
}