/* =============================================
   NEXT2LEVEL - Futuristic Tech Design
   ============================================= */

/* --- CSS Custom Properties --- */
:root {
  --bg-primary: #0a0e17;
  --bg-secondary: #111827;
  --bg-card: rgba(17, 24, 39, 0.6);
  --text-primary: #e2e8f0;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --accent-cyan: #0ef6cc;
  --accent-purple: #a855f7;
  --accent-blue: #3b82f6;
  --gradient-main: linear-gradient(135deg, #0ef6cc 0%, #3b82f6 50%, #a855f7 100%);
  --gradient-glow: linear-gradient(135deg, rgba(14,246,204,0.15), rgba(168,85,247,0.15));
  --glass-bg: rgba(15, 23, 42, 0.7);
  --glass-border: rgba(14, 246, 204, 0.12);
  --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
  --nav-height: 80px;
  --container-max: 1200px;
  --radius: 16px;
  --radius-sm: 8px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-heading: 'Orbitron', sans-serif;
  --font-body: 'Inter', sans-serif;
}

/* --- Reset & Base --- */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
}

body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent-cyan);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: #fff;
}

img {
  max-width: 100%;
  height: auto;
}

/* --- Utility --- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

.gradient-text {
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  box-shadow: var(--glass-shadow);
}

/* --- Particle Canvas --- */
#particles {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

/* --- Navbar --- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--nav-height);
  z-index: 1000;
  transition: all var(--transition);
  background: transparent;
}

.navbar.scrolled {
  background: rgba(10, 14, 23, 0.9);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.nav-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.nav-logo {
  display: flex;
  align-items: center;
  z-index: 1001;
}

.logo-img {
  height: 40px;
  width: auto;
  filter: brightness(1.1);
  transition: filter var(--transition);
}

.logo-img:hover {
  filter: brightness(1.3) drop-shadow(0 0 10px rgba(14,246,204,0.3));
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 8px;
}

.nav-link {
  position: relative;
  padding: 10px 20px;
  font-size: 0.85rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-secondary);
  transition: color var(--transition);
  font-family: var(--font-heading);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 30px;
  height: 2px;
  background: var(--gradient-main);
  border-radius: 2px;
  transition: transform var(--transition);
}

.nav-link:hover,
.nav-link.active {
  color: #fff;
}

.nav-link:hover::after,
.nav-link.active::after {
  transform: translateX(-50%) scaleX(1);
}

/* Mobile Nav Toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 1001;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  transition: all var(--transition);
  border-radius: 2px;
}

.nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* --- Hero Section --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 120px 24px 80px;
  z-index: 1;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle at 30% 40%, rgba(14,246,204,0.06) 0%, transparent 50%),
              radial-gradient(circle at 70% 60%, rgba(168,85,247,0.04) 0%, transparent 50%);
  animation: heroGlow 15s ease-in-out infinite alternate;
  z-index: -1;
}

@keyframes heroGlow {
  0% { transform: translate(0, 0) rotate(0deg); }
  100% { transform: translate(-5%, 5%) rotate(3deg); }
}

.hero-content {
  text-align: center;
  max-width: 800px;
}

.hero-badge {
  display: inline-block;
  padding: 8px 24px;
  border: 1px solid var(--glass-border);
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent-cyan);
  background: rgba(14,246,204,0.05);
  margin-bottom: 32px;
  font-family: var(--font-heading);
  animation: fadeInUp 0.8s ease forwards;
  opacity: 0;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2.2rem, 5vw, 4rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 24px;
  color: #fff;
}

.hero-title .line {
  display: block;
  animation: fadeInUp 0.8s ease forwards;
  opacity: 0;
}

.hero-title .line:nth-child(1) { animation-delay: 0.2s; }
.hero-title .line:nth-child(2) { animation-delay: 0.4s; }

.hero-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 40px;
  line-height: 1.8;
  animation: fadeInUp 0.8s ease forwards;
  animation-delay: 0.6s;
  opacity: 0;
}

.hero-subtitle strong {
  color: var(--accent-cyan);
  font-weight: 600;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  animation: fadeInUp 0.8s ease forwards;
  animation-delay: 0.8s;
  opacity: 0;
}

.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  margin-top: 60px;
  animation: fadeInUp 0.8s ease forwards;
  animation-delay: 1s;
  opacity: 0;
}

.stat {
  text-align: center;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 700;
  color: #fff;
}

.stat-symbol {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent-cyan);
}

.stat-label {
  display: block;
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 4px;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, transparent, var(--glass-border), transparent);
}

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: 40px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  animation: fadeInUp 0.8s ease forwards, float 3s ease-in-out infinite;
  animation-delay: 1.2s, 1.2s;
  opacity: 0;
}

.mouse {
  width: 24px;
  height: 38px;
  border: 2px solid var(--text-muted);
  border-radius: 12px;
  position: relative;
}

.wheel {
  width: 3px;
  height: 8px;
  background: var(--accent-cyan);
  border-radius: 2px;
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  animation: scrollWheel 2s ease-in-out infinite;
}

@keyframes scrollWheel {
  0%, 100% { opacity: 1; top: 6px; }
  50% { opacity: 0.3; top: 18px; }
}

.scroll-indicator span {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--text-muted);
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: all var(--transition);
  border: none;
  font-family: var(--font-body);
  text-decoration: none;
}

.btn-primary {
  background: var(--gradient-main);
  color: var(--bg-primary);
  position: relative;
  overflow: hidden;
}

.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.2), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}

.btn-primary:hover {
  color: var(--bg-primary);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(14,246,204,0.3);
}

.btn-primary:hover::before {
  opacity: 1;
}

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

.btn-outline:hover {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  transform: translateY(-2px);
  box-shadow: 0 0 20px rgba(14,246,204,0.1);
}

/* --- Section Commons --- */
.section {
  position: relative;
  padding: 120px 0;
  z-index: 1;
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-tag {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent-cyan);
  margin-bottom: 16px;
  padding: 6px 20px;
  border: 1px solid rgba(14,246,204,0.2);
  border-radius: 50px;
  background: rgba(14,246,204,0.05);
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 700;
  color: #fff;
  margin-bottom: 16px;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* --- About Section --- */
.about {
  background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

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

.about-card {
  padding: 40px 32px;
  text-align: center;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.about-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--gradient-main);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.5s ease;
}

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

.about-card:hover {
  transform: translateY(-8px);
  border-color: rgba(14,246,204,0.25);
  box-shadow: 0 20px 60px rgba(0,0,0,0.4), 0 0 40px rgba(14,246,204,0.05);
}

.card-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  background: var(--gradient-glow);
  border: 1px solid var(--glass-border);
  font-size: 1.4rem;
  color: var(--accent-cyan);
  transition: all var(--transition);
}

.about-card:hover .card-icon {
  box-shadow: 0 0 30px rgba(14,246,204,0.2);
  border-color: rgba(14,246,204,0.3);
}

.about-card h3 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 16px;
}

.about-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* --- Services Section --- */
.services {
  background: var(--bg-secondary);
  position: relative;
}

.services::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--glass-border), transparent);
}

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

.service-card {
  padding: 40px 32px;
  position: relative;
  transition: all var(--transition);
  overflow: hidden;
}

.service-card:hover {
  transform: translateY(-8px);
  border-color: rgba(14,246,204,0.25);
  box-shadow: 0 20px 60px rgba(0,0,0,0.4), 0 0 40px rgba(14,246,204,0.05);
}

.service-number {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 800;
  color: rgba(14,246,204,0.06);
  position: absolute;
  top: 16px;
  right: 24px;
  line-height: 1;
  transition: color var(--transition);
}

.service-card:hover .service-number {
  color: rgba(14,246,204,0.12);
}

.service-icon {
  width: 56px;
  height: 56px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-glow);
  border: 1px solid var(--glass-border);
  font-size: 1.3rem;
  color: var(--accent-cyan);
  margin-bottom: 24px;
  transition: all var(--transition);
}

.service-card:hover .service-icon {
  box-shadow: 0 0 30px rgba(14,246,204,0.2);
  border-color: rgba(14,246,204,0.3);
}

.service-card h3 {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 12px;
  letter-spacing: 0.02em;
}

.service-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
}

.service-line {
  width: 40px;
  height: 2px;
  background: var(--gradient-main);
  margin-top: 20px;
  border-radius: 2px;
  transition: width var(--transition);
}

.service-card:hover .service-line {
  width: 60px;
}

/* --- Contact Section --- */
.contact {
  background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 40px;
  align-items: start;
}

.contact-form-wrapper {
  padding: 48px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 24px;
}

.form-group {
  position: relative;
}

.form-group.full {
  margin-bottom: 24px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-sm);
  padding: 16px;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: all var(--transition);
  outline: none;
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-group > label {
  position: absolute;
  top: 16px;
  left: 16px;
  color: var(--text-muted);
  font-size: 0.95rem;
  transition: all var(--transition);
  pointer-events: none;
}

.consent-group > label {
  position: static;
  pointer-events: auto;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--accent-cyan);
  background: rgba(14,246,204,0.03);
  box-shadow: 0 0 20px rgba(14,246,204,0.05);
}

.form-group:not(.consent-group) input:focus + label,
.form-group:not(.consent-group) input:not(:placeholder-shown) + label,
.form-group:not(.consent-group) textarea:focus + label,
.form-group:not(.consent-group) textarea:not(:placeholder-shown) + label {
  top: -10px;
  left: 12px;
  font-size: 0.75rem;
  color: var(--accent-cyan);
  background: var(--bg-secondary);
  padding: 0 6px;
}

.input-line {
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--gradient-main);
  transition: all var(--transition);
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
}

.form-group input:focus ~ .input-line,
.form-group textarea:focus ~ .input-line {
  left: 0;
  width: 100%;
}

/* Custom Checkbox */
.consent-group {
  margin-bottom: 32px;
}

.checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  cursor: pointer;
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.checkbox-label input[type="checkbox"] {
  display: none;
}

.custom-check {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  border: 2px solid rgba(255,255,255,0.45);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
  margin-top: 2px;
  background: rgba(255,255,255,0.06);
}

.checkbox-label:hover .custom-check {
  border-color: var(--accent-cyan);
  background: rgba(14,246,204,0.05);
}

.custom-check i {
  font-size: 0.65rem;
  color: var(--bg-primary);
  opacity: 0;
  transform: scale(0);
  transition: all var(--transition);
}

.checkbox-label input:checked + .custom-check {
  background: var(--accent-cyan);
  border-color: var(--accent-cyan);
  box-shadow: 0 0 15px rgba(14,246,204,0.3);
}

.checkbox-label input:checked + .custom-check i {
  opacity: 1;
  transform: scale(1);
}

.checkbox-text a {
  color: var(--accent-cyan);
  text-decoration: underline;
  text-decoration-color: rgba(14,246,204,0.3);
  text-underline-offset: 2px;
}

.checkbox-text a:hover {
  color: #fff;
  text-decoration-color: #fff;
}

.form-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* Contact Info */
.contact-info {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.info-card {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 28px;
  transition: all var(--transition);
}

.info-card:hover {
  transform: translateY(-4px);
  border-color: rgba(14,246,204,0.2);
}

.info-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-glow);
  border: 1px solid var(--glass-border);
  color: var(--accent-cyan);
  font-size: 1.1rem;
  flex-shrink: 0;
}

.info-card h4 {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 6px;
  letter-spacing: 0.05em;
}

.info-card a {
  display: block;
  color: var(--text-secondary);
  font-size: 0.9rem;
  transition: color var(--transition);
}

.info-card a:hover {
  color: var(--accent-cyan);
}

.social-links {
  display: flex;
  gap: 12px;
  margin-top: 4px;
}

.social-links a {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  color: var(--text-secondary);
  font-size: 1rem;
  transition: all var(--transition);
}

.social-links a:hover {
  background: rgba(14,246,204,0.1);
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(14,246,204,0.15);
}

/* --- Footer --- */
.footer {
  position: relative;
  z-index: 1;
  background: var(--bg-primary);
  border-top: 1px solid var(--glass-border);
  padding: 48px 0 32px;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 32px;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  margin-bottom: 24px;
}

.footer-logo img {
  height: 32px;
  width: auto;
  margin-bottom: 8px;
  opacity: 0.7;
}

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

.footer-links {
  display: flex;
  gap: 32px;
}

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

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

.footer-bottom {
  text-align: center;
}

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

/* --- WhatsApp Button --- */
.whatsapp-btn {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: #25d366;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.6rem;
  z-index: 999;
  transition: all var(--transition);
  box-shadow: 0 6px 24px rgba(37,211,102,0.4);
}

.whatsapp-btn:hover {
  color: #fff;
  transform: scale(1.1);
  box-shadow: 0 8px 32px rgba(37,211,102,0.5);
}

.whatsapp-pulse {
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: rgba(37,211,102,0.4);
  animation: pulse 2s ease-in-out infinite;
  z-index: -1;
}

@keyframes pulse {
  0% { transform: scale(1); opacity: 0.5; }
  100% { transform: scale(1.8); opacity: 0; }
}

/* --- Animations --- */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

[data-animate] {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

[data-animate].visible {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered children animation */
[data-animate].visible .about-card,
[data-animate].visible .service-card,
[data-animate].visible .info-card {
  animation: fadeInUp 0.6s ease forwards;
  opacity: 0;
}

[data-animate].visible .about-card:nth-child(1),
[data-animate].visible .service-card:nth-child(1),
[data-animate].visible .info-card:nth-child(1) { animation-delay: 0.1s; }

[data-animate].visible .about-card:nth-child(2),
[data-animate].visible .service-card:nth-child(2),
[data-animate].visible .info-card:nth-child(2) { animation-delay: 0.2s; }

[data-animate].visible .about-card:nth-child(3),
[data-animate].visible .service-card:nth-child(3),
[data-animate].visible .info-card:nth-child(3) { animation-delay: 0.3s; }

[data-animate].visible .service-card:nth-child(4) { animation-delay: 0.4s; }
[data-animate].visible .service-card:nth-child(5) { animation-delay: 0.5s; }
[data-animate].visible .service-card:nth-child(6) { animation-delay: 0.6s; }

/* --- Responsive --- */

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

  .about-grid .about-card:last-child {
    grid-column: 1 / -1;
    max-width: 500px;
    margin: 0 auto;
  }

  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .contact-info {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .info-card {
    flex: 1;
    min-width: 250px;
  }
}

/* Mobile */
@media (max-width: 768px) {
  :root {
    --nav-height: 70px;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: rgba(10, 14, 23, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 100px 40px 40px;
    transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border-left: 1px solid var(--glass-border);
    gap: 0;
  }

  .nav-menu.active {
    right: 0;
  }

  .nav-link {
    padding: 16px 0;
    font-size: 0.9rem;
    border-bottom: 1px solid rgba(255,255,255,0.05);
  }

  .nav-link::after {
    bottom: 12px;
    left: 0;
    transform: scaleX(0);
    transform-origin: left;
  }

  .nav-link:hover::after,
  .nav-link.active::after {
    transform: scaleX(1);
  }

  .hero {
    padding: 100px 24px 60px;
    min-height: calc(100vh - 40px);
  }

  .hero-stats {
    gap: 24px;
    flex-wrap: wrap;
  }

  .stat-number {
    font-size: 2rem;
  }

  .section {
    padding: 80px 0;
  }

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

  .about-grid .about-card:last-child {
    max-width: none;
  }

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

  .contact-form-wrapper {
    padding: 32px 24px;
  }

  .form-row {
    grid-template-columns: 1fr;
    gap: 20px;
    margin-bottom: 20px;
  }

  .form-actions {
    flex-direction: column;
  }

  .form-actions .btn {
    justify-content: center;
  }

  .footer-content {
    flex-direction: column;
    text-align: center;
    gap: 24px;
  }

  .footer-links {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

  .contact-info {
    flex-direction: column;
  }

  .scroll-indicator {
    display: none;
  }

  .whatsapp-btn {
    bottom: 20px;
    right: 20px;
    width: 54px;
    height: 54px;
    font-size: 1.4rem;
  }
}

/* Small Mobile */
@media (max-width: 400px) {
  .hero-title {
    font-size: 1.8rem;
  }

  .hero-badge {
    font-size: 0.7rem;
    padding: 6px 16px;
  }

  .hero-stats {
    flex-direction: column;
    gap: 20px;
  }

  .stat-divider {
    width: 40px;
    height: 1px;
  }

  .section-title {
    font-size: 1.5rem;
  }
}