/* ========================================
   3AD STUDIO - Premium Agency Stylesheet
   ======================================== */

/* CSS Variables */
:root {
  --primary-blue: #1F4FFF;
  --cyan-accent: #00D4FF;
  --dark-bg: #050B1F;
  --dark-card: #0B1020;
  --white: #ffffff;
  --light-gray: #f5f7fa;
  --gray: #6b7280;
  --border-light: #e5e7eb;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.12);
  --shadow-glow: 0 0 30px rgba(31, 79, 255, 0.3);
  --shadow-cyan-glow: 0 0 30px rgba(0, 212, 255, 0.3);
  --transition: all 0.3s ease;
  --font-main: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

/* Light Mode Variables (default) */
body {
  --bg-primary: #ffffff;
  --bg-secondary: #f5f7fa;
  --text-primary: #0B1020;
  --text-secondary: #6b7280;
  --card-bg: #ffffff;
  --card-border: #e5e7eb;
  --header-bg: rgba(255, 255, 255, 0.95);
  --header-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

/* Dark Mode Variables */
body.dark-mode {
  --bg-primary: #050B1F;
  --bg-secondary: #0B1020;
  --text-primary: #ffffff;
  --text-secondary: #b0b8c9;
  --card-bg: #0B1020;
  --card-border: rgba(31, 79, 255, 0.2);
  --header-bg: rgba(11, 16, 32, 0.95);
  --header-shadow: 0 2px 20px rgba(31, 79, 255, 0.1);
}

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

html {
  scroll-behavior: smooth;
}

/* Scroll Reveal Animations */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-left.active {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-right.active {
  opacity: 1;
  transform: translateX(0);
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.9);
  transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-scale.active {
  opacity: 1;
  transform: scale(1);
}

/* Fade In Up Animation */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in-up {
  opacity: 0;
  animation: fadeInUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.fade-in-up.delay-1 { animation-delay: 0.1s; }
.fade-in-up.delay-2 { animation-delay: 0.2s; }
.fade-in-up.delay-3 { animation-delay: 0.3s; }
.fade-in-up.delay-4 { animation-delay: 0.4s; }

/* Float Animation for Hero SVG */
@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-20px); }
}

.float-animation {
  animation: float 4s ease-in-out infinite;
}

/* Pulse Animation */
@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.05); opacity: 0.9; }
}

.pulse-animation {
  animation: pulse 2s ease-in-out infinite;
}

/* Glow Pulse for Loader */
@keyframes glowPulse {
  0%, 100% {
    filter: drop-shadow(0 0 20px rgba(31, 79, 255, 0.8)) drop-shadow(0 0 40px rgba(0, 212, 255, 0.6));
  }
  50% {
    filter: drop-shadow(0 0 40px rgba(31, 79, 255, 1)) drop-shadow(0 0 60px rgba(0, 212, 255, 0.8));
  }
}

body {
  font-family: var(--font-main);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  font-size: 16px;
  transition: background-color 0.3s ease, color 0.3s ease;
}

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
}

img {
  max-width: 100%;
  display: block;
}

/* ========================================
   INTRO LOADER
   ======================================== */

#intro-loader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--dark-bg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}

#intro-loader.fade-out {
  opacity: 0;
  visibility: hidden;
}

.loader-logo {
  width: 200px;
  height: auto;
  margin-bottom: 2rem;
  animation: glowPulse 2s ease-in-out infinite;
}

.loader-tagline {
  color: var(--white);
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  opacity: 0;
  animation: fadeInUp 0.8s ease forwards 0.5s;
}

/* ========================================
   Header & Navigation
   ======================================== */

header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: var(--header-bg);
  backdrop-filter: blur(10px);
  box-shadow: var(--header-shadow);
  z-index: 1000;
  transition: all 0.3s ease;
  padding: 1rem 0;
  border-bottom: 1px solid var(--card-border);
}

body.dark-mode header {
  border-bottom: 1px solid rgba(31, 79, 255, 0.2);
}

header.scrolled {
  box-shadow: 0 4px 20px rgba(31, 79, 255, 0.15);
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 2rem;
  max-width: 1200px;
  margin: 0 auto;
  gap: 2rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: 2px;
  color: var(--text-primary);
}

.logo-img {
  height: 40px;
  width: auto;
  filter: drop-shadow(0 2px 8px rgba(31, 79, 255, 0.3));
}

body.dark-mode .logo-img {
  filter: drop-shadow(0 0 10px rgba(31, 79, 255, 0.5));
}

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

.nav-links {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.nav-links a {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-primary);
  transition: var(--transition);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--primary-blue), var(--cyan-accent));
  transition: var(--transition);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.nav-links a.active {
  color: var(--primary-blue);
}

/* Theme Toggle Button */
.theme-toggle {
  background: var(--card-bg);
  border: 2px solid var(--card-border);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.theme-toggle:hover {
  transform: scale(1.1);
  border-color: var(--primary-blue);
  box-shadow: var(--shadow-glow);
}

.theme-toggle svg {
  width: 20px;
  height: 20px;
  fill: var(--text-primary);
  transition: var(--transition);
}

.theme-icon {
  position: absolute;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.theme-icon.hidden {
  transform: scale(0) rotate(180deg);
  opacity: 0;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 5px;
}

.hamburger span {
  width: 25px;
  height: 3px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition);
}

/* Mobile Menu */
.mobile-menu {
  display: none;
  position: fixed;
  top: 70px;
  left: 0;
  right: 0;
  background: var(--header-bg);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-md);
  padding: 1rem 2rem;
  flex-direction: column;
  gap: 1rem;
  border-bottom: 1px solid var(--card-border);
}

body.dark-mode .mobile-menu {
  border-bottom: 1px solid rgba(31, 79, 255, 0.2);
}

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

.mobile-menu a {
  font-weight: 600;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--card-border);
}

.mobile-menu a.active {
  color: var(--primary-blue);
}

/* ========================================
   Hero Section (Home)
   ======================================== */

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 120px 2rem 80px;
  background: var(--bg-secondary);
  position: relative;
  overflow: hidden;
}

body.dark-mode .hero {
  background: linear-gradient(135deg, #050B1F 0%, #0B1020 100%);
}

/* Glow effects for dark mode */
.hero::before {
  content: '';
  position: absolute;
  top: -10%;
  right: 10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(31, 79, 255, 0.15), transparent 70%);
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
  z-index: 0;
}

body.dark-mode .hero::before {
  opacity: 1;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -10%;
  left: 10%;
  width: 450px;
  height: 450px;
  background: radial-gradient(circle, rgba(0, 212, 255, 0.1), transparent 70%);
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
  z-index: 0;
}

body.dark-mode .hero::after {
  opacity: 1;
}

.hero-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  max-width: 1200px;
  width: 100%;
  position: relative;
  z-index: 1;
}

.hero-content {
  max-width: 600px;
}

.hero h1 {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}

.hero h1 .highlight {
  background: linear-gradient(135deg, var(--primary-blue) 0%, var(--cyan-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 900;
}

.hero p {
  font-size: clamp(1.1rem, 2vw, 1.25rem);
  color: var(--text-secondary);
  margin-bottom: 2rem;
  font-weight: 500;
  line-height: 1.7;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* Stats Strip */
.stats-strip {
  background: var(--card-bg);
  padding: 3rem 2rem;
  box-shadow: var(--shadow-sm);
  border-top: 1px solid var(--card-border);
}

body.dark-mode .stats-strip {
  border-top: 1px solid rgba(31, 79, 255, 0.2);
}

.stats-container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  text-align: center;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.stat-number {
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary-blue), var(--cyan-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

.stat-label {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.stat-icon {
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, var(--primary-blue), var(--cyan-accent));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.5rem;
  box-shadow: var(--shadow-glow);
}

.stat-icon svg {
  width: 24px;
  height: 24px;
  fill: var(--white);
}

/* Hero SVG Illustration */
.hero-illustration {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.hero-illustration svg {
  width: 100%;
  max-width: 450px;
  height: auto;
  filter: drop-shadow(0 20px 40px rgba(31, 79, 255, 0.3));
}

body.dark-mode .hero-illustration svg {
  filter: drop-shadow(0 0 30px rgba(31, 79, 255, 0.5)) drop-shadow(0 0 50px rgba(0, 212, 255, 0.3));
}

.hero-svg-chain {
  animation: float 4s ease-in-out infinite;
}

.hero-svg-hook {
  animation: float 4s ease-in-out infinite;
  animation-delay: -1s;
}

/* ========================================
   Buttons
   ======================================== */

.btn {
  display: inline-block;
  padding: 1rem 2.5rem;
  font-size: 1rem;
  font-weight: 700;
  border-radius: 50px;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  font-family: var(--font-main);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-blue), var(--cyan-accent));
  color: var(--white);
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(31, 79, 255, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(31, 79, 255, 0.5), 0 0 40px rgba(0, 212, 255, 0.3);
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
  transition: left 0.5s ease;
}

.btn-primary:hover::before {
  left: 100%;
}

.btn-primary .arrow {
  display: inline-block;
  margin-left: 8px;
  transition: transform 0.3s ease;
}

.btn-primary:hover .arrow {
  transform: translateX(4px);
}

.btn-secondary {
  background: transparent;
  color: var(--primary-blue);
  border: 2px solid var(--primary-blue);
}

.btn-secondary:hover {
  background: linear-gradient(135deg, var(--primary-blue), var(--cyan-accent));
  color: var(--white);
  border-color: transparent;
  box-shadow: var(--shadow-glow);
}

/* Sticky Get Quote Button */
.sticky-quote-btn {
  position: fixed;
  top: 50%;
  right: 0;
  transform: translateY(-50%);
  background: linear-gradient(135deg, var(--primary-blue), var(--cyan-accent));
  color: var(--white);
  padding: 1rem 1.5rem;
  border-radius: 50px 0 0 50px;
  font-weight: 700;
  font-size: 0.9rem;
  box-shadow: -4px 4px 20px rgba(31, 79, 255, 0.4);
  z-index: 998;
  transition: var(--transition);
  writing-mode: vertical-rl;
  text-orientation: mixed;
  cursor: pointer;
}

.sticky-quote-btn:hover {
  padding-right: 2rem;
  box-shadow: -8px 8px 30px rgba(31, 79, 255, 0.6);
}

/* ========================================
   Sections
   ======================================== */

section {
  padding: 80px 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.section-title {
  font-size: clamp(2rem, 4vw, 2.5rem);
  font-weight: 800;
  text-align: center;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.section-subtitle {
  text-align: center;
  color: var(--text-secondary);
  font-size: 1.1rem;
  margin-bottom: 3rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* Services Preview (Home) */
.services-preview {
  background: var(--bg-primary);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}

.service-card {
  background: var(--card-bg);
  padding: 2.5rem 2rem;
  border-radius: 16px;
  text-align: left;
  transition: var(--transition);
  border: 2px solid var(--card-border);
  position: relative;
  overflow: hidden;
}

body.dark-mode .service-card {
  border: 2px solid rgba(31, 79, 255, 0.3);
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-blue), var(--cyan-accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}

.service-card:hover {
  transform: translateY(-10px);
  border-color: var(--primary-blue);
  box-shadow: 0 10px 40px rgba(31, 79, 255, 0.3);
}

body.dark-mode .service-card:hover {
  box-shadow: 0 10px 40px rgba(31, 79, 255, 0.5), 0 0 60px rgba(0, 212, 255, 0.2);
}

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

.service-icon {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--primary-blue), var(--cyan-accent));
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 0 1.5rem;
  transition: var(--transition);
  box-shadow: var(--shadow-glow);
}

.service-card:hover .service-icon {
  transform: scale(1.1) rotate(-5deg);
  box-shadow: 0 8px 30px rgba(31, 79, 255, 0.6);
}

.service-icon svg {
  width: 32px;
  height: 32px;
  fill: var(--white);
}

.service-card h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.service-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 1.25rem;
  line-height: 1.6;
}

.service-get-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.service-get-list li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--text-primary);
  font-weight: 500;
  margin-bottom: 0.5rem;
}

.service-get-list li::before {
  content: '';
  width: 18px;
  height: 18px;
  background: linear-gradient(135deg, var(--primary-blue), var(--cyan-accent));
  border-radius: 50%;
  flex-shrink: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='white'%3E%3Cpath d='M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41z'/%3E%3C/svg%3E");
  background-size: 12px;
  background-position: center;
  background-repeat: no-repeat;
}

/* CTA Section (Home) */
.cta-section {
  background: linear-gradient(135deg, var(--primary-blue), var(--cyan-accent));
  text-align: center;
  padding: 80px 2rem;
  border-radius: 20px;
  margin: 0 2rem 80px;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.1), transparent 70%);
  border-radius: 50%;
}

.cta-section h2 {
  color: var(--white);
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: 800;
  margin-bottom: 1rem;
}

.cta-section p {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.1rem;
  margin-bottom: 2rem;
}

.cta-section .btn {
  background: var(--white);
  color: var(--primary-blue);
}

.cta-section .btn:hover {
  background: var(--dark-bg);
  color: var(--white);
  transform: translateY(-4px);
}

/* ========================================
   PRICING SECTION
   ======================================== */

.pricing-section {
  background: var(--bg-secondary);
  padding: 100px 2rem;
}

body.dark-mode .pricing-section {
  background: var(--dark-bg);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  max-width: 1200px;
  margin: 3rem auto 0;
}

.pricing-card {
  background: var(--card-bg);
  border: 2px solid var(--card-border);
  border-radius: 20px;
  padding: 2.5rem;
  text-align: center;
  transition: var(--transition);
  position: relative;
}

body.dark-mode .pricing-card {
  border-color: rgba(31, 79, 255, 0.3);
}

.pricing-card.featured {
  border-color: var(--primary-blue);
  transform: scale(1.05);
  box-shadow: 0 10px 40px rgba(31, 79, 255, 0.3);
}

body.dark-mode .pricing-card.featured {
  box-shadow: 0 10px 40px rgba(31, 79, 255, 0.5), 0 0 60px rgba(0, 212, 255, 0.2);
}

.pricing-card:hover {
  transform: translateY(-10px);
  border-color: var(--primary-blue);
  box-shadow: 0 10px 40px rgba(31, 79, 255, 0.3);
}

.pricing-card.featured:hover {
  transform: scale(1.05) translateY(-10px);
}

.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--primary-blue), var(--cyan-accent));
  color: var(--white);
  padding: 0.4rem 1.5rem;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  box-shadow: var(--shadow-glow);
}

.pricing-card h3 {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.pricing-price {
  font-size: 3rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary-blue), var(--cyan-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.5rem;
}

.pricing-period {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 2rem;
}

.pricing-features {
  list-style: none;
  padding: 0;
  margin: 2rem 0;
  text-align: left;
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 0;
  color: var(--text-primary);
  font-size: 0.95rem;
}

.pricing-features li::before {
  content: '✓';
  width: 24px;
  height: 24px;
  background: linear-gradient(135deg, var(--primary-blue), var(--cyan-accent));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-weight: 700;
  flex-shrink: 0;
}

.pricing-card .btn-whatsapp {
  width: 100%;
  justify-content: center;
  margin-top: 1rem;
}

/* ========================================
   TESTIMONIALS SLIDER
   ======================================== */

.testimonials-slider {
  max-width: 900px;
  margin: 0 auto;
  position: relative;
  overflow: hidden;
}

.testimonial-track {
  display: flex;
  transition: transform 0.5s ease;
}

.testimonial-slide {
  min-width: 100%;
  padding: 2rem;
}

.testimonial-content {
  background: var(--card-bg);
  border: 2px solid var(--card-border);
  border-radius: 20px;
  padding: 3rem;
  text-align: center;
}

body.dark-mode .testimonial-content {
  border-color: rgba(31, 79, 255, 0.3);
}

.testimonial-stars {
  color: #FFD700;
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
}

.testimonial-text {
  font-size: 1.2rem;
  line-height: 1.8;
  color: var(--text-primary);
  font-style: italic;
  margin-bottom: 2rem;
}

.testimonial-author {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
}

.author-avatar {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-blue), var(--cyan-accent));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--white);
  box-shadow: var(--shadow-glow);
}

.author-info h4 {
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.author-info span {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.slider-controls {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-top: 2rem;
}

.slider-btn {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--card-bg);
  border: 2px solid var(--card-border);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}

.slider-btn:hover {
  border-color: var(--primary-blue);
  background: linear-gradient(135deg, var(--primary-blue), var(--cyan-accent));
  color: var(--white);
  box-shadow: var(--shadow-glow);
}

.slider-btn svg {
  width: 20px;
  height: 20px;
  fill: var(--text-primary);
}

.slider-btn:hover svg {
  fill: var(--white);
}

.slider-dots {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 1rem;
}

.slider-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--card-border);
  cursor: pointer;
  transition: var(--transition);
}

.slider-dot.active {
  background: linear-gradient(135deg, var(--primary-blue), var(--cyan-accent));
  width: 30px;
  border-radius: 5px;
}

/* ========================================
   FAQ ACCORDION
   ======================================== */

.faq-section {
  max-width: 800px;
  margin: 0 auto;
  padding: 100px 2rem;
}

.faq-item {
  background: var(--card-bg);
  border: 2px solid var(--card-border);
  border-radius: 12px;
  margin-bottom: 1rem;
  overflow: hidden;
  transition: var(--transition);
}

body.dark-mode .faq-item {
  border-color: rgba(31, 79, 255, 0.3);
}

.faq-item.active {
  border-color: var(--primary-blue);
  box-shadow: 0 4px 20px rgba(31, 79, 255, 0.2);
}

.faq-question {
  padding: 1.5rem;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  transition: var(--transition);
}

.faq-question:hover {
  color: var(--primary-blue);
}

.faq-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-blue), var(--cyan-accent));
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  flex-shrink: 0;
  transition: transform 0.3s ease;
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
  padding: 0 1.5rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.faq-item.active .faq-answer {
  max-height: 500px;
  padding: 0 1.5rem 1.5rem;
}

/* ========================================
   Services Page
   ======================================== */

.services-page {
  padding-top: 120px;
}

.services-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.service-feature-card {
  background: var(--card-bg);
  border: 2px solid var(--card-border);
  border-radius: 20px;
  padding: 2.5rem;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

body.dark-mode .service-feature-card {
  border-color: rgba(31, 79, 255, 0.3);
}

.service-feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-blue), var(--cyan-accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}

.service-feature-card:hover {
  transform: translateY(-8px);
  border-color: var(--primary-blue);
  box-shadow: 0 10px 40px rgba(31, 79, 255, 0.3);
}

body.dark-mode .service-feature-card:hover {
  box-shadow: 0 10px 40px rgba(31, 79, 255, 0.5), 0 0 60px rgba(0, 212, 255, 0.2);
}

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

.service-feature-card .icon-box {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, var(--primary-blue), var(--cyan-accent));
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  transition: var(--transition);
  box-shadow: var(--shadow-glow);
}

.service-feature-card:hover .icon-box {
  transform: scale(1.08) rotate(-3deg);
  box-shadow: 0 8px 30px rgba(31, 79, 255, 0.6);
}

.service-feature-card .icon-box svg {
  width: 40px;
  height: 40px;
  fill: var(--white);
}

.service-feature-card h3 {
  font-size: 1.4rem;
  font-weight: 800;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.service-feature-card p {
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

/* ========================================
   Portfolio Page
   ======================================== */

.portfolio-page {
  padding-top: 120px;
}

.portfolio-filter {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 0.6rem 1.5rem;
  border: 2px solid var(--card-border);
  background: var(--card-bg);
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: var(--transition);
  color: var(--text-primary);
  font-family: var(--font-main);
}

.filter-btn:hover {
  border-color: var(--primary-blue);
  color: var(--primary-blue);
}

.filter-btn.active {
  background: linear-gradient(135deg, var(--primary-blue), var(--cyan-accent));
  border-color: transparent;
  color: var(--white);
  box-shadow: var(--shadow-glow);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.portfolio-item {
  background: var(--card-bg);
  border-radius: 16px;
  overflow: hidden;
  transition: var(--transition);
  border: 2px solid var(--card-border);
  position: relative;
}

body.dark-mode .portfolio-item {
  border-color: rgba(31, 79, 255, 0.3);
}

.portfolio-item:hover {
  transform: translateY(-8px);
  border-color: var(--primary-blue);
  box-shadow: 0 10px 40px rgba(31, 79, 255, 0.3);
}

body.dark-mode .portfolio-item:hover {
  box-shadow: 0 10px 40px rgba(31, 79, 255, 0.5), 0 0 60px rgba(0, 212, 255, 0.2);
}

.portfolio-image {
  width: 100%;
  height: 240px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.portfolio-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(5, 11, 31, 0.9), rgba(31, 79, 255, 0.8));
  opacity: 0;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
}

.portfolio-item:hover .portfolio-image::after {
  opacity: 1;
}

.portfolio-overlay {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: var(--white);
  text-align: center;
  z-index: 3;
  opacity: 0;
  transition: var(--transition);
  padding: 1rem;
}

.portfolio-item:hover .portfolio-overlay {
  opacity: 1;
}

.portfolio-overlay h3 {
  font-size: 1.3rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.portfolio-overlay p {
  font-size: 0.9rem;
  opacity: 0.9;
  margin-bottom: 1rem;
}

.portfolio-overlay .view-link {
  display: inline-block;
  padding: 0.5rem 1.5rem;
  background: var(--white);
  color: var(--primary-blue);
  border-radius: 50px;
  font-weight: 700;
  font-size: 0.85rem;
  text-decoration: none;
  transition: var(--transition);
}

.portfolio-overlay .view-link:hover {
  transform: scale(1.05);
  box-shadow: 0 4px 15px rgba(255, 255, 255, 0.3);
}

.portfolio-image svg {
  width: 60px;
  height: 60px;
  fill: var(--white);
  opacity: 0.5;
  transition: var(--transition);
  z-index: 1;
}

.portfolio-item:hover .portfolio-image svg {
  transform: scale(1.2);
  opacity: 0.3;
}

.portfolio-info {
  padding: 1.5rem;
}

.portfolio-info h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.portfolio-info p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.portfolio-category {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--primary-blue);
  margin-bottom: 0.5rem;
}

/* How We Work Section */
.how-we-work {
  background: var(--bg-secondary);
  padding: 100px 2rem;
}

body.dark-mode .how-we-work {
  background: var(--dark-bg);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 2.5rem;
  max-width: 1200px;
  margin: 0 auto;
}

.step-card {
  background: var(--card-bg);
  border-radius: 20px;
  padding: 2.5rem 2rem;
  text-align: center;
  border: 2px solid var(--card-border);
  transition: var(--transition);
  position: relative;
}

body.dark-mode .step-card {
  border-color: rgba(31, 79, 255, 0.3);
}

.step-card:hover {
  transform: translateY(-8px);
  border-color: var(--primary-blue);
  box-shadow: 0 10px 40px rgba(31, 79, 255, 0.3);
}

body.dark-mode .step-card:hover {
  box-shadow: 0 10px 40px rgba(31, 79, 255, 0.5), 0 0 60px rgba(0, 212, 255, 0.2);
}

.step-number {
  width: 70px;
  height: 70px;
  background: linear-gradient(135deg, var(--primary-blue), var(--cyan-accent));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--white);
  margin: 0 auto 1.5rem;
  box-shadow: var(--shadow-glow);
}

.step-card h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

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

/* Why Choose Section */
.why-choose {
  padding: 100px 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.why-choose-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2.5rem;
  margin-top: 3rem;
}

.why-card {
  background: var(--card-bg);
  border-radius: 20px;
  padding: 2rem;
  border: 2px solid var(--card-border);
  border-left: 4px solid var(--primary-blue);
  transition: var(--transition);
}

body.dark-mode .why-card {
  border-color: rgba(31, 79, 255, 0.3);
  border-left-color: var(--primary-blue);
}

.why-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(31, 79, 255, 0.3);
}

.why-card h4 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.why-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* ========================================
   "We Deliver" Grid (Why Choose 3AD?)
   ======================================== */

.we-deliver {
  padding: 100px 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.we-deliver-intro {
  text-align: center;
  margin-bottom: 3rem;
}

.we-deliver-intro .eyebrow {
  display: inline-block;
  background: rgba(31, 79, 255, 0.1);
  color: var(--primary-blue);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 0.4rem 1rem;
  border-radius: 50px;
  margin-bottom: 1rem;
}

.we-deliver-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.deliver-card {
  background: var(--card-bg);
  border-radius: 18px;
  padding: 2rem 1.25rem;
  text-align: center;
  border: 2px solid var(--card-border);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

body.dark-mode .deliver-card {
  border-color: rgba(31, 79, 255, 0.3);
}

.deliver-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(31, 79, 255, 0.05), rgba(0, 212, 255, 0.05));
  opacity: 0;
  transition: opacity 0.4s ease;
}

.deliver-card:hover {
  transform: translateY(-8px);
  border-color: var(--primary-blue);
  box-shadow: 0 8px 30px rgba(31, 79, 255, 0.3);
}

body.dark-mode .deliver-card:hover {
  box-shadow: 0 8px 30px rgba(31, 79, 255, 0.5), 0 0 40px rgba(0, 212, 255, 0.2);
}

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

.deliver-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 1rem;
  background: linear-gradient(135deg, var(--primary-blue), var(--cyan-accent));
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  position: relative;
  z-index: 1;
  box-shadow: var(--shadow-glow);
}

.deliver-card:hover .deliver-icon {
  transform: scale(1.1) rotate(-5deg);
  box-shadow: 0 8px 25px rgba(31, 79, 255, 0.6);
}

.deliver-icon svg {
  width: 28px;
  height: 28px;
  fill: none;
  stroke: var(--white);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.deliver-card h3 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  position: relative;
  z-index: 1;
}

/* "For your..." lines under the grid */
.deliver-lines {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
  padding-top: 3rem;
  border-top: 1px dashed rgba(31, 79, 255, 0.3);
}

.deliver-line {
  text-align: center;
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text-primary);
  position: relative;
  padding: 0.5rem 0;
}

.deliver-line::before {
  content: '';
  display: block;
  width: 40px;
  height: 3px;
  background: linear-gradient(90deg, var(--primary-blue), var(--cyan-accent));
  border-radius: 2px;
  margin: 0 auto 0.75rem;
}

/* Testimonials Section */
.testimonials {
  background: linear-gradient(135deg, var(--dark-bg) 0%, #1a233a 100%);
  padding: 100px 2rem;
  color: var(--white);
}

.testimonials-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.testimonials h2 {
  text-align: center;
  font-size: clamp(2rem, 4vw, 2.5rem);
  font-weight: 800;
  margin-bottom: 3rem;
  color: var(--white);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.review-card {
  background: rgba(255, 255, 255, 0.05);
  border: 2px solid rgba(31, 79, 255, 0.3);
  border-radius: 20px;
  padding: 2rem;
  transition: var(--transition);
}

.review-card:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--primary-blue);
  transform: translateY(-5px);
  box-shadow: 0 10px 40px rgba(31, 79, 255, 0.4);
}

.review-stars {
  color: #FFD700;
  font-size: 1.2rem;
  margin-bottom: 1rem;
}

.review-text {
  font-style: italic;
  line-height: 1.7;
  margin-bottom: 1.5rem;
  color: rgba(255, 255, 255, 0.9);
}

.review-author {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.author-info h4 {
  font-weight: 700;
  font-size: 1rem;
  color: var(--white);
}

.author-info span {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.6);
}

/* Big CTA Banner */
.cta-banner {
  background: linear-gradient(135deg, var(--primary-blue) 0%, var(--cyan-accent) 100%);
  padding: 100px 2rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -20%;
  width: 140%;
  height: 200%;
  background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 60%);
  pointer-events: none;
}

.cta-banner-inner {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.cta-banner h2 {
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 800;
  color: var(--white);
  margin-bottom: 1rem;
  line-height: 1.2;
}

.cta-banner p {
  color: rgba(255,255,255,0.9);
  font-size: 1.1rem;
  margin-bottom: 2rem;
}

.cta-banner .btn-whatsapp {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--white);
  color: #25D366;
  padding: 1rem 2.5rem;
  border-radius: 50px;
  font-weight: 700;
  font-size: 1.1rem;
  text-decoration: none;
  transition: var(--transition);
  box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.cta-banner .btn-whatsapp:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 40px rgba(0,0,0,0.3);
}

.cta-banner .btn-whatsapp svg {
  width: 24px;
  height: 24px;
  fill: currentColor;
}

/* Floating WhatsApp Button */
.whatsapp-float {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 999;
  width: 60px;
  height: 60px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 25px rgba(37, 211, 102, 0.5);
  transition: var(--transition);
  animation: pulse 2.5s infinite;
}

.whatsapp-float:hover {
  transform: scale(1.15);
  box-shadow: 0 12px 35px rgba(37, 211, 102, 0.7);
  animation: none;
}

.whatsapp-float svg {
  width: 30px;
  height: 30px;
  fill: var(--white);
}

/* ========================================
   About Page
   ======================================== */

.about-page {
  padding-top: 120px;
}

.about-content {
  max-width: 800px;
  margin: 0 auto;
}

.about-content h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  margin-bottom: 2rem;
  color: var(--text-primary);
}

.about-content h1 span {
  background: linear-gradient(135deg, var(--primary-blue), var(--cyan-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.about-content p {
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

.about-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
  margin-top: 3rem;
}

.about-feature {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.about-feature .check {
  width: 24px;
  height: 24px;
  background: linear-gradient(135deg, var(--primary-blue), var(--cyan-accent));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: var(--shadow-glow);
}

.about-feature .check svg {
  width: 12px;
  height: 12px;
  fill: var(--white);
}

.about-feature span {
  font-weight: 600;
  color: var(--text-primary);
}

/* ========================================
   Contact Page
   ======================================== */

.contact-page {
  padding-top: 120px;
}

.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.contact-form-container h2 {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.contact-form-container > p {
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 1rem;
  border: 2px solid var(--card-border);
  border-radius: 12px;
  font-family: var(--font-main);
  font-size: 1rem;
  transition: var(--transition);
  background: var(--card-bg);
  color: var(--text-primary);
}

body.dark-mode .form-group input,
body.dark-mode .form-group select,
body.dark-mode .form-group textarea {
  border-color: rgba(31, 79, 255, 0.3);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-blue);
  box-shadow: 0 0 0 3px rgba(31, 79, 255, 0.1);
}

.form-group textarea {
  min-height: 150px;
  resize: vertical;
}

.form-error {
  color: #ff4444;
  font-size: 0.85rem;
  margin-top: 0.25rem;
  display: none;
}

.form-group.error .form-error {
  display: block;
}

.form-group.error input,
.form-group.error select,
.form-group.error textarea {
  border-color: #ff4444;
}

.contact-info h2 {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.contact-info > p {
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

.whatsapp-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  background: #25D366;
  color: var(--white);
  padding: 1rem 2rem;
  border-radius: 50px;
  font-weight: 700;
  font-size: 1rem;
  transition: var(--transition);
  box-shadow: 0 4px 15px rgba(37, 211, 102, 0.3);
}

.whatsapp-btn:hover {
  background: #1da851;
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(37, 211, 102, 0.5);
}

.whatsapp-btn svg {
  width: 24px;
  height: 24px;
  fill: currentColor;
}

/* ========================================
   Footer
   ======================================== */

footer {
  background: var(--dark-bg);
  color: var(--white);
  padding: 4rem 2rem 2rem;
  border-top: 2px solid rgba(31, 79, 255, 0.3);
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
}

.footer-logo-img {
  width: 150px;
  height: auto;
  margin-bottom: 1rem;
  filter: drop-shadow(0 0 10px rgba(31, 79, 255, 0.5));
}

.footer-logo {
  font-size: 1.8rem;
  font-weight: 800;
  letter-spacing: 2px;
  margin-bottom: 0.5rem;
  color: var(--white);
}

.footer-logo span {
  background: linear-gradient(135deg, var(--primary-blue), var(--cyan-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.footer-tagline {
  color: var(--gray);
  font-size: 1rem;
  margin-bottom: 2rem;
}

.social-links {
  display: flex;
  gap: 1rem;
  margin-bottom: 2rem;
}

.social-links a {
  width: 44px;
  height: 44px;
  background: rgba(31, 79, 255, 0.2);
  border: 2px solid rgba(31, 79, 255, 0.3);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.social-links a:hover {
  background: linear-gradient(135deg, var(--primary-blue), var(--cyan-accent));
  border-color: transparent;
  transform: translateY(-3px);
  box-shadow: var(--shadow-glow);
}

.social-links svg {
  width: 20px;
  height: 20px;
  fill: var(--white);
}

.footer-whatsapp {
  margin-top: 2rem;
}

.footer-whatsapp a {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: #25D366;
  color: var(--white);
  padding: 0.75rem 1.5rem;
  border-radius: 50px;
  font-weight: 700;
  font-size: 0.9rem;
  transition: var(--transition);
  box-shadow: 0 4px 15px rgba(37, 211, 102, 0.3);
}

.footer-whatsapp a:hover {
  background: #1da851;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.5);
}

.footer-whatsapp svg {
  width: 20px;
  height: 20px;
  fill: var(--white);
}

.footer-bottom {
  border-top: 1px solid rgba(31, 79, 255, 0.2);
  padding-top: 2rem;
  margin-top: 2rem;
  text-align: center;
  color: var(--gray);
  font-size: 0.9rem;
}

.footer-bottom a {
  color: #25D366;
  text-decoration: none;
  font-weight: 600;
  transition: var(--transition);
}

.footer-bottom a:hover {
  color: #1da851;
}

/* ========================================
   Responsive Design
   ======================================== */

@media (max-width: 968px) {
  .hero-container {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .hero-illustration {
    order: -1;
    max-width: 350px;
    margin: 0 auto;
  }

  .hero-content {
    text-align: center;
  }

  .hero-buttons {
    justify-content: center;
  }

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

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

  .why-choose-grid {
    grid-template-columns: 1fr;
  }

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

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

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

  .pricing-card.featured {
    transform: scale(1);
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  .navbar {
    padding: 0 1.5rem;
  }

  .hero {
    padding: 100px 1.5rem 60px;
  }

  .hero-container {
    gap: 2rem;
  }

  .hero-illustration {
    max-width: 280px;
  }

  section {
    padding: 60px 1.5rem;
  }

  .stats-strip {
    padding: 2rem 1.5rem;
  }

  .stats-container {
    gap: 1.5rem;
  }

  .how-we-work, .why-choose {
    padding: 60px 1.5rem;
  }

  .steps-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .testimonials {
    padding: 60px 1.5rem;
  }

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

  .cta-banner {
    padding: 60px 1.5rem;
  }

  .cta-section {
    margin: 0 1.5rem 60px;
    padding: 60px 1.5rem;
  }

  .contact-wrapper {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

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

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

  .portfolio-filter {
    gap: 0.5rem;
  }

  .filter-btn {
    padding: 0.5rem 1.2rem;
    font-size: 0.85rem;
  }

  .whatsapp-float {
    bottom: 20px;
    right: 20px;
    width: 55px;
    height: 55px;
  }

  .whatsapp-float svg {
    width: 26px;
    height: 26px;
  }

  .sticky-quote-btn {
    padding: 0.875rem 1.25rem;
    font-size: 0.85rem;
  }
}

@media (max-width: 480px) {
  .logo {
    font-size: 1.4rem;
  }

  .logo-img {
    height: 35px;
  }

  .btn {
    padding: 0.875rem 2rem;
    font-size: 0.95rem;
  }

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

  .hero-buttons .btn {
    width: 100%;
  }

  .stats-container {
    grid-template-columns: 1fr;
  }

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

  .we-deliver-grid {
    grid-template-columns: 1fr;
  }

  .deliver-lines {
    grid-template-columns: 1fr;
  }

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

  .cta-banner h2 {
    font-size: 1.8rem;
  }

  .cta-banner .btn-whatsapp {
    padding: 0.875rem 2rem;
    font-size: 1rem;
  }
}