@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  --bg-primary: #0a0e17;
  --bg-secondary: #0f1422;
  --bg-tertiary: #151c2c;
  --bg-card: linear-gradient(135deg, rgba(22, 30, 46, 0.8), rgba(15, 20, 34, 0.9));
  --bg-card-hover: linear-gradient(135deg, rgba(30, 40, 60, 0.9), rgba(20, 28, 45, 0.95));
  --accent-primary: #00d4ff;
  --accent-secondary: #0099cc;
  --accent-tertiary: #00e5a0;
  --accent-gradient: linear-gradient(135deg, #00d4ff 0%, #00e5a0 50%, #00d4ff 100%);
  --accent-glow: 0 0 30px rgba(0, 212, 255, 0.3);
  --text-primary: #ffffff;
  --text-secondary: #b8c5d6;
  --text-muted: #6b7a8f;
  --border-subtle: rgba(255, 255, 255, 0.06);
  --border-light: rgba(255, 255, 255, 0.1);
  --border-accent: rgba(0, 212, 255, 0.3);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 16px 64px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 40px rgba(0, 212, 255, 0.15);
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --font-primary: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;
  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}
.contact-form-card input:disabled,
.contact-form-card textarea:disabled,
.contact-form-card select:disabled {
  cursor: not-allowed;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body { font-family: var(--font-primary); background: var(--bg-primary); color: var(--text-primary); line-height: 1.6; overflow-x: hidden; }

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
          radial-gradient(ellipse 80% 50% at 50% -20%, rgba(0, 212, 255, 0.08), transparent),
          radial-gradient(ellipse 60% 40% at 100% 50%, rgba(0, 229, 160, 0.05), transparent),
          radial-gradient(ellipse 60% 40% at 0% 80%, rgba(0, 153, 204, 0.05), transparent);
  pointer-events: none;
  z-index: -1;
}

body::after {
  content: '';
  position: fixed;
  inset: 0;
  background-image: linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
  linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  z-index: -1;
}

a { color: inherit; text-decoration: none; transition: var(--transition-fast); }
img { max-width: 100%; height: auto; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 var(--space-md); }

/* HEADER */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(10, 14, 23, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-sm) 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.5rem;
  font-weight: 800;
}

.brand-icon {
  width: 40px;
  height: 40px;
  background: var(--accent-gradient);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--bg-primary);
  transition: var(--transition-normal);
}

.brand-text span { color: var(--accent-primary); }
.brand:hover .brand-icon { box-shadow: var(--accent-glow); transform: scale(1.05); }

.menu { display: flex; align-items: center; gap: var(--space-lg); }
.menu a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-secondary);
  position: relative;
  padding: 0.5rem 0;
}
.menu a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-gradient);
  transition: var(--transition-normal);
}
.menu a:hover { color: var(--text-primary); }
.menu a:hover::after { width: 100%; }
.menu a.btn::after { display: none; }

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.menu-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
}

/* BUTTONS */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.9rem 1.6rem;
  font-family: var(--font-primary);
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: var(--transition-normal);
}

.btn-primary {
  background: var(--accent-gradient);
  color: var(--bg-primary);
  box-shadow: var(--shadow-sm), 0 0 20px rgba(0, 212, 255, 0.2);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md), 0 0 40px rgba(0, 212, 255, 0.3);
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-light);
}
.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--accent-primary);
  color: var(--accent-primary);
}

.btn-small { padding: 0.65rem 1.2rem; font-size: 0.875rem; }

/* HERO */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: calc(80px + var(--space-xl)) 0 var(--space-xl);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-xl);
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: rgba(0, 212, 255, 0.1);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--accent-primary);
  margin-bottom: var(--space-md);
  animation: fadeInUp 0.6s ease;
}

.hero-badge::before {
  content: '';
  width: 8px;
  height: 8px;
  background: var(--accent-primary);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

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

.hero h1 {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-md);
  animation: fadeInUp 0.6s ease 0.1s backwards;
}

.hero h1 .highlight {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-description {
  font-size: 1.15rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-lg);
  animation: fadeInUp 0.6s ease 0.2s backwards;
}

.hero-actions {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  margin-bottom: var(--space-lg);
  animation: fadeInUp 0.6s ease 0.3s backwards;
}

.trust-badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  animation: fadeInUp 0.6s ease 0.4s backwards;
}

.trust-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.trust-badge:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: var(--border-light);
}

.hero-visual {
  position: relative;
  animation: fadeInRight 0.8s ease 0.2s backwards;
}

.hero-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: var(--space-lg);
  position: relative;
  overflow: hidden;
}

.hero-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--accent-gradient);
}

.hero-card-header {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--border-subtle);
}

.hero-card-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.15), rgba(0, 229, 160, 0.15));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

.hero-card-title { font-size: 1.25rem; font-weight: 700; }
.hero-card-subtitle { font-size: 0.875rem; color: var(--text-muted); }

.hero-card-list { list-style: none; }
.hero-card-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-size: 0.95rem;
}
.hero-card-list li:last-child { border-bottom: none; }
.hero-card-list li .list-icon { color: var(--accent-primary); font-weight: 600; }

.hero-card-footer {
  margin-top: var(--space-md);
  padding-top: var(--space-md);
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--text-muted);
}

.floating-badge {
  position: absolute;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  font-size: 0.85rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  box-shadow: var(--shadow-lg);
  animation: float 6s ease-in-out infinite;
}

.floating-badge.top-right { top: -20px; right: -20px; }
.floating-badge.bottom-left { bottom: -20px; left: -20px; animation-delay: -3s; }

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* SECTIONS */
.section { padding: var(--space-2xl) 0; }
.section-alt { background: var(--bg-secondary); }

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--space-xl);
}

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.8rem;
  background: rgba(0, 212, 255, 0.1);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-sm);
}

.section-title {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-sm);
}

.section-description {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* SERVICES */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition: var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--accent-gradient);
  transform: scaleX(0);
  transform-origin: left;
  transition: var(--transition-normal);
}

.service-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-light);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

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

.service-icon {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.12), rgba(0, 229, 160, 0.12));
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  margin-bottom: var(--space-md);
  transition: var(--transition-normal);
}

.service-card:hover .service-icon {
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.2), rgba(0, 229, 160, 0.2));
  box-shadow: 0 0 30px rgba(0, 212, 255, 0.2);
}

.service-title { font-size: 1.25rem; font-weight: 700; margin-bottom: 0.75rem; }
.service-description { color: var(--text-secondary); font-size: 0.95rem; line-height: 1.6; margin-bottom: var(--space-md); }

.service-features { list-style: none; }
.service-features li {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.5rem 0;
  font-size: 0.9rem;
  color: var(--text-secondary);
}
.service-features li .check-icon { color: var(--accent-tertiary); font-weight: 700; }

/* ABOUT */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.about-content h3 { font-size: 1.5rem; font-weight: 700; margin-bottom: var(--space-md); }
.about-content p { color: var(--text-secondary); font-size: 1.05rem; line-height: 1.7; margin-bottom: var(--space-md); }

.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

.stat-item {
  text-align: center;
  padding: var(--space-md);
  background: rgba(0, 212, 255, 0.05);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 800;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 0.25rem;
}

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

.about-features { display: grid; gap: var(--space-md); }

.about-feature {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-md);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  transition: var(--transition-normal);
}

.about-feature:hover {
  border-color: var(--border-light);
  transform: translateX(8px);
}

.about-feature-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.12), rgba(0, 229, 160, 0.12));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.about-feature-content h4 { font-size: 1.1rem; font-weight: 600; margin-bottom: 0.25rem; }
.about-feature-content p { font-size: 0.9rem; color: var(--text-muted); margin: 0; }

/* AUDIENCE */
.audience-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

.audience-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition: var(--transition-normal);
}

.audience-card:hover {
  border-color: var(--border-light);
  box-shadow: var(--shadow-md);
}

.audience-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: var(--space-md);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.audience-list { list-style: none; }
.audience-list li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.6rem 0;
  color: var(--text-secondary);
  font-size: 0.95rem;
  border-bottom: 1px solid var(--border-subtle);
}
.audience-list li:last-child { border-bottom: none; }
.audience-list li .bullet { color: var(--accent-primary); font-size: 0.5rem; }

/* PROCESS */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
  position: relative;
}

.process-grid::before {
  content: '';
  position: absolute;
  top: 40px;
  left: 12.5%;
  right: 12.5%;
  height: 2px;
  background: var(--border-light);
  z-index: 0;
}

.process-step { text-align: center; position: relative; z-index: 1; }

.process-number {
  width: 80px;
  height: 80px;
  background: var(--bg-tertiary);
  border: 2px solid var(--border-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  font-weight: 800;
  margin: 0 auto var(--space-md);
  transition: var(--transition-normal);
}

.process-step:hover .process-number {
  background: var(--accent-gradient);
  color: var(--bg-primary);
  border-color: transparent;
  box-shadow: var(--shadow-glow);
}

.process-title { font-size: 1.1rem; font-weight: 700; margin-bottom: 0.5rem; }
.process-description { font-size: 0.9rem; color: var(--text-muted); }

/* TECH */
.tech-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--space-md);
}

.tech-item {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  text-align: center;
  transition: var(--transition-normal);
}

.tech-item:hover {
  border-color: var(--border-accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.tech-icon { font-size: 2rem; margin-bottom: 0.5rem; }
.tech-name { font-size: 0.85rem; font-weight: 600; color: var(--text-secondary); }

/* CONTACT */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--space-xl);
}

.contact-info { display: flex; flex-direction: column; gap: var(--space-md); }

.contact-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
}

.contact-card h3 { font-size: 1.25rem; font-weight: 700; margin-bottom: var(--space-md); }

.contact-method {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--border-subtle);
}
.contact-method:last-child { border-bottom: none; }

.contact-method-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.12), rgba(0, 229, 160, 0.12));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.contact-method-content strong { display: block; font-size: 0.85rem; color: var(--text-muted); font-weight: 500; }
.contact-method-content span,
.contact-method-content a { font-size: 1rem; color: var(--text-primary); }
.contact-method-content a:hover { color: var(--accent-primary); }

.response-card {
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.1), rgba(0, 229, 160, 0.1));
  border: 1px solid var(--border-accent);
}
.response-card h4 { font-size: 1rem; margin-bottom: 0.5rem; display: flex; align-items: center; gap: 0.5rem; }
.response-card p { color: var(--text-secondary); font-size: 0.9rem; margin: 0; }

.contact-form-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  position: relative;
  overflow: hidden;
}

.contact-form-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--accent-gradient);
}

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-md); }
.form-group { margin-bottom: var(--space-md); }
.form-group label { display: block; font-size: 0.9rem; font-weight: 500; color: var(--text-secondary); margin-bottom: 0.5rem; }

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.875rem 1rem;
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font-primary);
  font-size: 1rem;
  transition: var(--transition-fast);
}

.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text-muted); }

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

.form-group select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%236b7a8f' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

.form-group textarea { resize: vertical; min-height: 140px; }

.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin: var(--space-md) 0;
}
.form-checkbox input { width: 20px; height: 20px; margin-top: 2px; accent-color: var(--accent-primary); cursor: pointer; }
.form-checkbox label { font-size: 0.9rem; color: var(--text-secondary); cursor: pointer; margin: 0; }

.form-hint { font-size: 0.8rem; color: var(--text-muted); margin-top: var(--space-sm); }

.notice {
  padding: var(--space-md);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-md);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.notice.ok { background: rgba(0, 229, 160, 0.1); border: 1px solid rgba(0, 229, 160, 0.3); color: var(--accent-tertiary); }
.notice.err { background: rgba(255, 100, 100, 0.1); border: 1px solid rgba(255, 100, 100, 0.3); color: #ff6464; }

.hp { position: absolute; left: -10000px; top: auto; width: 1px; height: 1px; overflow: hidden; }

/* FAQ */
.faq-grid { display: grid; gap: var(--space-sm); max-width: 800px; margin: 0 auto; }

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.faq-item:hover { border-color: var(--border-light); }

.faq-question {
  padding: var(--space-md);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.faq-question::after { content: '+'; font-size: 1.5rem; color: var(--accent-primary); transition: var(--transition-fast); }
.faq-item.active .faq-question::after { transform: rotate(45deg); }

.faq-answer {
  padding: 0 var(--space-md) var(--space-md);
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
  display: none;
}
.faq-item.active .faq-answer { display: block; }

/* FOOTER */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
  padding: var(--space-xl) 0 var(--space-lg);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: var(--space-xl);
  padding-bottom: var(--space-xl);
  border-bottom: 1px solid var(--border-subtle);
}

.footer-brand { margin-bottom: var(--space-md); }
.footer-description { color: var(--text-muted); font-size: 0.95rem; line-height: 1.6; margin-bottom: var(--space-md); }
.footer-title { font-size: 0.9rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: var(--space-md); }

.footer-links { list-style: none; }
.footer-links li { margin-bottom: 0.75rem; }
.footer-links a { color: var(--text-muted); font-size: 0.95rem; }
.footer-links a:hover { color: var(--accent-primary); }

.footer-contact-item { display: flex; align-items: center; gap: 0.75rem; color: var(--text-muted); font-size: 0.95rem; margin-bottom: 0.75rem; }
.footer-contact-item .contact-icon { color: var(--accent-primary); }

.footer-bottom { display: flex; justify-content: space-between; align-items: center; padding-top: var(--space-lg); }
.footer-copyright { font-size: 0.9rem; color: var(--text-muted); }
.footer-legal { display: flex; gap: var(--space-md); }
.footer-legal a { font-size: 0.9rem; color: var(--text-muted); }
.footer-legal a:hover { color: var(--accent-primary); }

/* ANIMATIONS */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInRight {
  from { opacity: 0; transform: translateX(30px); }
  to { opacity: 1; transform: translateX(0); }
}

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* RESPONSIVE */
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { max-width: 500px; margin: 0 auto; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .process-grid::before { display: none; }
  .tech-grid { grid-template-columns: repeat(4, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .menu { display: none; position: absolute; top: 100%; left: 0; right: 0; background: var(--bg-secondary); flex-direction: column; padding: var(--space-md); border-bottom: 1px solid var(--border-subtle); gap: var(--space-sm); }
  .menu.active { display: flex; }
  .menu-toggle { display: flex; }
  .hero { min-height: auto; padding: calc(80px + var(--space-lg)) 0 var(--space-lg); }
  .hero h1 { font-size: 2rem; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; }
  .trust-badges { flex-direction: column; }
  .services-grid, .audience-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .about-stats { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: 1fr; }
  .tech-grid { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: 1fr; text-align: center; }
  .footer-bottom { flex-direction: column; gap: var(--space-sm); text-align: center; }
  .floating-badge { display: none; }
  .section { padding: var(--space-xl) 0; }
}

@media (max-width: 480px) {
  :root { --space-lg: 2rem; --space-xl: 3rem; --space-2xl: 4rem; }
  .container { padding: 0 var(--space-sm); }
  .hero h1 { font-size: 1.75rem; }
  .section-title { font-size: 1.75rem; }
  .hero-card, .service-card, .audience-card, .contact-card, .contact-form-card { padding: var(--space-md); }
  .tech-grid { grid-template-columns: repeat(2, 1fr); }
}

/* UTILITIES */
.text-center { text-align: center; }
.text-accent { color: var(--accent-primary); }
.text-muted { color: var(--text-muted); }
.mb-0 { margin-bottom: 0; }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mt-md { margin-top: var(--space-md); }
.hidden { display: none; }