/* ===========================
   CSS Variables & Reset
   =========================== */
:root {
  --primary: #1a56db;
  --primary-dark: #1344b0;
  --primary-light: #e8effc;
  --secondary: #0f172a;
  --accent: #3b82f6;
  --text: #334155;
  --text-light: #64748b;
  --text-dark: #0f172a;
  --white: #ffffff;
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --border: #e2e8f0;
  --shadow: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.08), 0 2px 4px -2px rgba(0,0,0,0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.06);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.08);
  --radius: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --transition: all 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: var(--text);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

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

ul { list-style: none; }

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

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

/* ===========================
   Buttons
   =========================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 15px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary);
}

.btn-primary:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(26, 86, 219, 0.4);
}

.btn-outline {
  background: transparent;
  color: var(--primary);
  border-color: var(--primary);
}

.btn-outline:hover {
  background: var(--primary);
  color: var(--white);
  transform: translateY(-2px);
}

.btn-white {
  background: var(--white);
  color: var(--primary);
  border-color: var(--white);
}

.btn-white:hover {
  background: transparent;
  color: var(--white);
  transform: translateY(-2px);
}

.btn-outline-white {
  background: transparent;
  color: var(--white);
  border-color: var(--white);
}

.btn-outline-white:hover {
  background: var(--white);
  color: var(--primary);
  transform: translateY(-2px);
}

.btn-lg {
  padding: 14px 32px;
  font-size: 16px;
}

.btn-block {
  width: 100%;
  justify-content: center;
}

/* ===========================
   Section Styles
   =========================== */
.section {
  padding: 100px 0;
}

.section-header {
  text-align: center;
  max-width: 650px;
  margin: 0 auto 60px;
}

.section-tag {
  display: inline-block;
  background: var(--primary-light);
  color: var(--primary);
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 16px;
  letter-spacing: 0.5px;
}

.section-title {
  font-size: 36px;
  font-weight: 800;
  color: var(--text-dark);
  line-height: 1.2;
  margin-bottom: 16px;
}

.section-desc {
  font-size: 17px;
  color: var(--text-light);
  line-height: 1.7;
}

/* ===========================
   Header
   =========================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  transition: var(--transition);
}

.header.scrolled {
  box-shadow: 0 1px 10px rgba(0, 0, 0, 0.08);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 75px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 22px;
  font-weight: 700;
  color: var(--text-dark);
}

.logo-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--primary);
  color: var(--white);
  border-radius: var(--radius);
  font-size: 18px;
}

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

.nav-menu {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-link {
  font-size: 15px;
  font-weight: 500;
  color: var(--text);
  position: relative;
  padding: 4px 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary);
}

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

.nav-cta {
  padding: 10px 24px;
  font-size: 14px;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 5px;
  z-index: 1001;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-dark);
  transition: var(--transition);
  border-radius: 2px;
}

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

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

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

/* ===========================
   Hero Section
   =========================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 75px;
  overflow: hidden;
  background: linear-gradient(135deg, #0f172a 0%, #1e3a5f 50%, #1a56db 100%);
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 70% 50%, rgba(59, 130, 246, 0.15) 0%, transparent 60%),
              radial-gradient(circle at 30% 80%, rgba(26, 86, 219, 0.1) 0%, transparent 50%);
}

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

.hero-badge {
  display: inline-block;
  background: rgba(59, 130, 246, 0.2);
  color: #93c5fd;
  padding: 8px 20px;
  border-radius: 50px;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 24px;
  border: 1px solid rgba(59, 130, 246, 0.3);
}

.hero h1 {
  font-size: 52px;
  font-weight: 800;
  color: var(--white);
  line-height: 1.15;
  margin-bottom: 20px;
}

.hero h1 .highlight {
  background: linear-gradient(135deg, #60a5fa, #93c5fd);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-text > p {
  font-size: 18px;
  color: #94a3b8;
  margin-bottom: 32px;
  max-width: 520px;
  line-height: 1.7;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  margin-bottom: 48px;
}

.hero-stats {
  display: flex;
  gap: 40px;
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.hero-stat strong {
  display: block;
  font-size: 28px;
  font-weight: 800;
  color: var(--white);
}

.hero-stat span {
  font-size: 14px;
  color: #94a3b8;
}

/* Hero Graphic */
.hero-graphic {
  position: relative;
  width: 100%;
  height: 450px;
}

.graphic-circle {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 300px;
  height: 300px;
  border-radius: 50%;
  border: 2px dashed rgba(59, 130, 246, 0.3);
  animation: spin 30s linear infinite;
}

.graphic-dots {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 200px;
  height: 200px;
  border-radius: 50%;
  border: 1px solid rgba(59, 130, 246, 0.15);
}

.graphic-icon {
  position: absolute;
  font-size: 32px;
  color: var(--white);
  background: rgba(26, 86, 219, 0.3);
  width: 70px;
  height: 70px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(59, 130, 246, 0.2);
  animation: float 3s ease-in-out infinite;
}

.icon-1 { top: 10%; left: 50%; transform: translateX(-50%); animation-delay: 0s; }
.icon-2 { top: 35%; right: 5%; animation-delay: 0.5s; }
.icon-3 { bottom: 10%; right: 15%; animation-delay: 1s; }
.icon-4 { bottom: 15%; left: 10%; animation-delay: 1.5s; }
.icon-5 { top: 40%; left: 5%; animation-delay: 2s; }

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-15px); }
}

.icon-1 {
  animation: float1 3s ease-in-out infinite;
}
@keyframes float1 {
  0%, 100% { transform: translateX(-50%) translateY(0px); }
  50% { transform: translateX(-50%) translateY(-15px); }
}

@keyframes spin {
  from { transform: translate(-50%, -50%) rotate(0deg); }
  to { transform: translate(-50%, -50%) rotate(360deg); }
}

/* ===========================
   Partners Bar
   =========================== */
.partners-bar {
  padding: 40px 0;
  background: var(--gray-50);
  border-bottom: 1px solid var(--border);
}

.partners-label {
  text-align: center;
  font-size: 14px;
  color: var(--text-light);
  margin-bottom: 24px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.partners-logos {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
}

.partner-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 18px;
  color: var(--text-light);
  opacity: 0.6;
  transition: var(--transition);
}

.partner-item:hover {
  opacity: 1;
  color: var(--primary);
}

.partner-item i {
  font-size: 28px;
}

.partner-item span {
  font-weight: 600;
  font-size: 15px;
}

/* ===========================
   About Section
   =========================== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-img-wrapper {
  position: relative;
  background: linear-gradient(135deg, var(--primary-light), #dbeafe);
  border-radius: var(--radius-xl);
  height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.about-shape {
  position: absolute;
  top: -30px;
  right: -30px;
  width: 120px;
  height: 120px;
  background: var(--primary);
  opacity: 0.1;
  border-radius: 50%;
}

.about-placeholder {
  text-align: center;
  color: var(--primary);
}

.about-placeholder i {
  font-size: 80px;
  margin-bottom: 12px;
  display: block;
}

.about-placeholder span {
  font-size: 18px;
  font-weight: 700;
}

.experience-badge {
  position: absolute;
  bottom: -20px;
  right: 20px;
  background: var(--primary);
  color: var(--white);
  padding: 20px 28px;
  border-radius: var(--radius-lg);
  text-align: center;
  box-shadow: var(--shadow-lg);
}

.experience-badge strong {
  display: block;
  font-size: 32px;
  font-weight: 800;
}

.experience-badge span {
  font-size: 13px;
  opacity: 0.9;
}

.about-image {
  position: relative;
}

.about-content .section-tag {
  margin-bottom: 12px;
}

.about-content .section-title {
  margin-bottom: 20px;
}

.about-lead {
  font-size: 17px;
  color: var(--text);
  font-weight: 500;
  margin-bottom: 16px;
}

.about-content > p {
  color: var(--text-light);
  margin-bottom: 28px;
}

.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 32px;
}

.about-feature {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 500;
  color: var(--text-dark);
  font-size: 15px;
}

.about-feature i {
  color: var(--primary);
  font-size: 18px;
}

/* ===========================
   Services Section
   =========================== */
.services {
  background: var(--gray-50);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}

.service-card {
  background: var(--white);
  padding: 36px 30px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--primary);
  transform: scaleX(0);
  transition: var(--transition);
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: transparent;
}

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

.service-icon {
  width: 60px;
  height: 60px;
  background: var(--primary-light);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  color: var(--primary);
  margin-bottom: 20px;
  transition: var(--transition);
}

.service-card:hover .service-icon {
  background: var(--primary);
  color: var(--white);
}

.service-card h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 12px;
}

.service-card p {
  color: var(--text-light);
  font-size: 15px;
  margin-bottom: 20px;
  line-height: 1.7;
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--primary);
  font-weight: 600;
  font-size: 14px;
}

.service-link:hover {
  gap: 10px;
}

/* ===========================
   Why Choose Us
   =========================== */
.why-us-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.why-us-content .section-tag {
  margin-bottom: 12px;
}

.why-us-content .section-title {
  margin-bottom: 16px;
}

.why-us-content > p {
  color: var(--text-light);
  margin-bottom: 36px;
}

.why-us-items {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.why-item {
  display: flex;
  gap: 16px;
}

.why-icon {
  width: 50px;
  height: 50px;
  min-width: 50px;
  background: var(--primary-light);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 20px;
}

.why-item h4 {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 4px;
}

.why-item p {
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.6;
}

/* Why Us Graphic */
.why-us-graphic {
  position: relative;
  height: 400px;
  background: linear-gradient(135deg, var(--primary-light), #dbeafe);
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
}

.metric-card {
  position: absolute;
  background: var(--white);
  padding: 18px 24px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  font-size: 15px;
  color: var(--text-dark);
  animation: float 3s ease-in-out infinite;
}

.metric-card i {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  font-size: 16px;
}

.card-1 {
  top: 15%;
  left: 10%;
  animation-delay: 0s;
}

.card-1 i {
  background: #dcfce7;
  color: #16a34a;
}

.card-2 {
  top: 45%;
  right: 5%;
  animation-delay: 1s;
}

.card-2 i {
  background: #fef3c7;
  color: #d97706;
}

.card-3 {
  bottom: 15%;
  left: 20%;
  animation-delay: 2s;
}

.card-3 i {
  background: #e0e7ff;
  color: #4f46e5;
}

/* ===========================
   Stats Section
   =========================== */
.stats {
  background: var(--primary);
  padding: 60px 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  text-align: center;
}

.stat-icon {
  font-size: 32px;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 12px;
}

.stat-number {
  font-size: 44px;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 4px;
}

.stat-number::after {
  content: '+';
}

.stat-label {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.8);
  font-weight: 500;
}

/* ===========================
   Portfolio Section
   =========================== */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
}

.portfolio-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
  height: 280px;
}

.portfolio-img {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #1e3a5f, #1a56db);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.portfolio-img i {
  font-size: 60px;
  color: rgba(255, 255, 255, 0.15);
}

.portfolio-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 30px;
  background: linear-gradient(transparent, rgba(15, 23, 42, 0.95));
  transform: translateY(20px);
  opacity: 0;
  transition: var(--transition);
}

.portfolio-card:hover .portfolio-overlay {
  transform: translateY(0);
  opacity: 1;
}

.portfolio-card:hover .portfolio-img {
  transform: scale(1.05);
}

.portfolio-category {
  display: inline-block;
  background: var(--primary);
  color: var(--white);
  padding: 4px 12px;
  border-radius: 50px;
  font-size: 12px;
  font-weight: 600;
  margin-bottom: 8px;
}

.portfolio-overlay h4 {
  color: var(--white);
  font-size: 20px;
  margin-bottom: 8px;
}

.portfolio-overlay p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 14px;
  line-height: 1.6;
}

/* ===========================
   Testimonials Section
   =========================== */
.testimonials {
  background: var(--gray-50);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.testimonial-card {
  background: var(--white);
  padding: 36px 30px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  transition: var(--transition);
}

.testimonial-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.testimonial-stars {
  margin-bottom: 16px;
}

.testimonial-stars i {
  color: #f59e0b;
  font-size: 16px;
}

.testimonial-card > p {
  font-size: 15px;
  color: var(--text);
  line-height: 1.7;
  margin-bottom: 24px;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.author-avatar {
  width: 48px;
  height: 48px;
  background: var(--primary-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 18px;
}

.testimonial-author strong {
  display: block;
  font-size: 15px;
  color: var(--text-dark);
}

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

/* ===========================
   CTA Section
   =========================== */
.cta {
  background: linear-gradient(135deg, #0f172a, #1a56db);
  padding: 80px 0;
  text-align: center;
}

.cta h2 {
  font-size: 36px;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 16px;
}

.cta p {
  font-size: 18px;
  color: rgba(255, 255, 255, 0.7);
  max-width: 600px;
  margin: 0 auto 32px;
}

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

/* ===========================
   Contact Section
   =========================== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 60px;
}

.contact-item {
  display: flex;
  gap: 16px;
  margin-bottom: 28px;
}

.contact-icon {
  width: 50px;
  height: 50px;
  min-width: 50px;
  background: var(--primary-light);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 18px;
}

.contact-item h4 {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 4px;
}

.contact-item p {
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.7;
}

.contact-socials {
  display: flex;
  gap: 12px;
  margin-top: 8px;
}

.contact-socials a {
  width: 42px;
  height: 42px;
  background: var(--primary-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 16px;
  transition: var(--transition);
}

.contact-socials a:hover {
  background: var(--primary);
  color: var(--white);
  transform: translateY(-3px);
}

.contact-form-wrapper {
  background: var(--white);
  padding: 40px;
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-md);
}

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

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

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

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 15px;
  font-family: inherit;
  color: var(--text);
  background: var(--gray-50);
  transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(26, 86, 219, 0.1);
  background: var(--white);
}

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

/* ===========================
   Footer
   =========================== */
.footer {
  background: #0f172a;
  color: rgba(255, 255, 255, 0.7);
  padding-top: 80px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 50px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 22px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 16px;
}

.footer-logo .logo-icon {
  background: var(--primary);
}

.footer-logo .logo-text span {
  color: var(--accent);
}

.footer-col > p {
  font-size: 14px;
  line-height: 1.8;
  margin-bottom: 20px;
}

.footer-socials {
  display: flex;
  gap: 10px;
}

.footer-socials a {
  width: 38px;
  height: 38px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.6);
  font-size: 14px;
  transition: var(--transition);
}

.footer-socials a:hover {
  background: var(--primary);
  color: var(--white);
}

.footer-col h4 {
  color: var(--white);
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 20px;
}

.footer-col ul li {
  margin-bottom: 10px;
}

.footer-col ul a {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
  transition: var(--transition);
}

.footer-col ul a:hover {
  color: var(--white);
  padding-left: 4px;
}

.footer-contact p {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14px;
  margin-bottom: 14px;
}

.footer-contact i {
  color: var(--primary);
  margin-top: 4px;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 0;
  font-size: 14px;
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.5);
  font-size: 14px;
}

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

/* ===========================
   Back to Top
   =========================== */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 48px;
  height: 48px;
  background: var(--primary);
  color: var(--white);
  border: none;
  border-radius: 50%;
  font-size: 18px;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: var(--transition);
  box-shadow: var(--shadow-lg);
  z-index: 999;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--primary-dark);
  transform: translateY(-3px);
}

/* ===========================
   Animations
   =========================== */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===========================
   Responsive Design
   =========================== */
@media (max-width: 1024px) {
  .hero h1 {
    font-size: 42px;
  }

  .section-title {
    font-size: 32px;
  }

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

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
  }

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

@media (max-width: 768px) {
  .hamburger {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--white);
    flex-direction: column;
    align-items: flex-start;
    padding: 100px 30px 30px;
    gap: 0;
    box-shadow: -5px 0 20px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
    z-index: 1000;
  }

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

  .nav-menu .nav-link {
    padding: 12px 0;
    font-size: 17px;
    width: 100%;
    border-bottom: 1px solid var(--border);
  }

  .nav-cta {
    display: none;
  }

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

  .hero h1 {
    font-size: 34px;
  }

  .hero-text > p {
    margin: 0 auto 32px;
  }

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

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

  .hero-image {
    display: none;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 50px;
  }

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

  .why-us-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .why-us-image {
    order: -1;
  }

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

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

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

  .cta-buttons {
    flex-direction: column;
    align-items: center;
  }

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

  .form-row {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 30px;
  }

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

  .partners-logos {
    gap: 24px;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  .section {
    padding: 70px 0;
  }

  .hero h1 {
    font-size: 28px;
  }

  .hero-stats {
    flex-direction: column;
    gap: 16px;
    align-items: center;
  }

  .section-title {
    font-size: 26px;
  }

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

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

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

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