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

:root {
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --primary-light: #3b82f6;
  --accent: #06b6d4;
  --dark: #0f172a;
  --dark-soft: #1e293b;
  --gray-900: #111827;
  --gray-700: #374151;
  --gray-500: #6b7280;
  --gray-300: #d1d5db;
  --gray-100: #f3f4f6;
  --white: #ffffff;
  --gradient: linear-gradient(135deg, #2563eb 0%, #06b6d4 100%);
  --shadow: 0 4px 24px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 20px 60px rgba(15, 23, 42, 0.12);
  --radius: 12px;
  --radius-lg: 20px;
  --transition: 0.25s ease;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Poppins', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--gray-700);
  line-height: 1.6;
  background: var(--white);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

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

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

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gray-100);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 24px;
}

.header-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.brand-copy {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.logo {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
}

.logo img {
  width: 48px;
  height: 48px;
  object-fit: contain;
}

.brand-name {
  color: var(--dark);
  font-size: 1rem;
  font-weight: 700;
  white-space: nowrap;
}

.brand-subtitle {
  color: var(--gray-500);
  font-size: 0.90rem;
  font-weight: 500;
  white-space: nowrap;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-link {
  padding: 8px 16px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--gray-700);
  border-radius: 8px;
  transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary);
  background: rgba(37, 99, 235, 0.08);
}

.header-cta {
  flex-shrink: 0;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: 10px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
}

.btn-sm {
  padding: 8px 18px;
  font-size: 0.875rem;
}

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

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(37, 99, 235, 0.35);
}

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

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

.btn-white {
  background: var(--white);
  color: var(--primary);
  flex-shrink: 0;
}

.btn-white:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-block {
  width: 100%;
}

/* Hero */
.hero {
  position: relative;
  padding: 80px 0 100px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 80% 20%, rgba(6, 182, 212, 0.12) 0%, transparent 50%),
    radial-gradient(ellipse at 20% 80%, rgba(37, 99, 235, 0.1) 0%, transparent 50%),
    linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
  z-index: -1;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.badge {
  display: inline-block;
  padding: 6px 14px;
  background: rgba(37, 99, 235, 0.1);
  color: var(--primary);
  font-size: 0.8rem;
  font-weight: 600;
  border-radius: 100px;
  margin-bottom: 20px;
}

.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.2rem);
  font-weight: 800;
  color: var(--dark);
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}

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

.hero-desc {
  font-size: 1.05rem;
  color: var(--gray-500);
  margin-bottom: 32px;
  max-width: 520px;
}

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

.hero-visual {
  display: flex;
  justify-content: center;
}

.hero-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  width: min(100%, 560px);
  aspect-ratio: 4 / 3;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--gray-100);
}

.hero-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Page Hero */
.page-hero {
  padding: 80px 0 60px;
  background: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
}

.page-hero h1 {
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 800;
  color: var(--dark);
  line-height: 1.2;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
}

.page-hero-desc {
  font-size: 1.05rem;
  color: var(--gray-500);
  max-width: 640px;
}

/* Sections */
.section {
  padding: 80px 0;
}

.section-alt {
  background: #f8fafc;
}

.section-header {
  margin-bottom: 48px;
}

.section-header.center {
  text-align: center;
}

.section-header.center .section-desc {
  margin: 16px auto 0;
}

.section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--primary);
  margin-bottom: 12px;
}

.section-header h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.4rem);
  font-weight: 800;
  color: var(--dark);
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.section-desc {
  font-size: 1rem;
  color: var(--gray-500);
  max-width: 600px;
}

/* About */
.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 48px;
  align-items: start;
}

.about-text p {
  margin-bottom: 16px;
  font-size: 1rem;
}

.about-text .btn {
  margin-top: 8px;
}

.stats-grid {
  display: grid;
  gap: 16px;
}

.stat-card {
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
}

.section-alt .stat-card {
  background: var(--white);
}

.stat-value {
  display: block;
  font-size: 2rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
}

.stat-label {
  display: block;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--dark);
}

.stat-sub {
  display: block;
  font-size: 0.875rem;
  color: var(--gray-500);
  margin-top: 4px;
}

/* Services Grid */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.service-card {
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: var(--transition);
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(37, 99, 235, 0.2);
}

.service-icon {
  width: 48px;
  height: 48px;
  background: rgba(37, 99, 235, 0.1);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  margin-bottom: 20px;
}

.service-icon svg {
  width: 24px;
  height: 24px;
}

.service-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 12px;
}

.service-card p {
  font-size: 0.925rem;
  color: var(--gray-500);
  margin-bottom: 16px;
}

.link-arrow {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--primary);
  transition: var(--transition);
}

.link-arrow:hover {
  color: var(--primary-dark);
}

/* Service Detail */
.service-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  padding: 48px 0;
  border-bottom: 1px solid var(--gray-100);
}

.service-detail:last-child {
  border-bottom: none;
}

.service-detail-reverse {
  direction: rtl;
}

.service-detail-reverse > * {
  direction: ltr;
}

.service-detail-content h2 {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 16px;
}

.service-detail-content p {
  margin-bottom: 24px;
  font-size: 1rem;
}

.feature-list {
  list-style: none;
}

.feature-list li {
  position: relative;
  padding-left: 28px;
  margin-bottom: 12px;
  font-size: 0.95rem;
}

.feature-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
}

.service-detail-card {
  background: var(--gradient);
  color: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-lg);
}

.service-detail-number {
  font-size: 3rem;
  font-weight: 800;
  opacity: 0.4;
  display: block;
  line-height: 1;
  margin-bottom: 16px;
}

.service-detail-card h3 {
  font-size: 1.3rem;
  margin-bottom: 12px;
}

.service-detail-card p {
  opacity: 0.9;
  font-size: 0.95rem;
}

/* Portfolio */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.portfolio-card {
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: var(--transition);
}

.section-alt .portfolio-card {
  background: var(--white);
}

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

.portfolio-category {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent);
  margin-bottom: 12px;
}

.portfolio-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 12px;
}

.portfolio-card p {
  font-size: 0.925rem;
  color: var(--gray-500);
  margin-bottom: 16px;
}

.client-section {
  max-width: 1100px;
  margin: 48px auto 0;
  padding: 36px 48px 32px;
  background: var(--gray-100);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-lg);
}

.client-section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.4rem);
  font-weight: 800;
  line-height: 1.2;
  text-align: center;
  margin-bottom: 20px;
}

.client-carousel {
  --client-visible: 5;
  max-width: 1000px;
  margin: 0 auto;
  padding: 20px 0;
  overflow: hidden;
  cursor: grab;
  touch-action: pan-y;
  user-select: none;
}

.client-carousel:active {
  cursor: grabbing;
}

.client-track {
  display: flex;
  align-items: center;
}

.client-logo {
  min-width: calc(100% / var(--client-visible));
  flex: 0 0 calc(100% / var(--client-visible));
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 122px;
  transform: scale(0.82);
  opacity: 0.55;
  will-change: transform, opacity;
  transition: transform 1.2s cubic-bezier(0.16, 1, 0.3, 1), opacity 1.2s ease;
}

.client-logo.active {
  transform: scale(1.2);
  opacity: 1;
}

.client-logo img {
  width: min(100%, 150px);
  height: 84px;
  object-fit: contain;
}

.client-logo span {
  margin-top: 4px;
  color: var(--gray-700);
  font-size: 0.82rem;
  font-weight: 600;
  line-height: 1.3;
  text-align: center;
  white-space: nowrap;
}

.client-dots {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 8px;
}

.client-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--gray-300);
  transition: width 1.2s ease, background-color 1.2s ease;
}

.client-dot.active {
  width: 22px;
  border-radius: 4px;
  background: var(--primary);
}

@media (max-width: 600px) {
  .client-section {
    padding: 28px 12px 24px;
  }

  .client-carousel {
    --client-visible: 1;
  }

  .client-logo {
    min-height: 96px;
    transform: scale(0.72);
  }

  .client-logo img {
    height: 58px;
  }

  .client-logo span {
    font-size: 0.58rem;
  }

  .client-logo.active {
    transform: scale(1.08);
  }
}

@media (min-width: 601px) and (max-width: 900px) {
  .client-carousel {
    --client-visible: 3;
  }
}

/* Testimonials */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.testimonial-card {
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow);
}

.quote-icon {
  font-size: 3rem;
  line-height: 1;
  color: var(--primary);
  opacity: 0.3;
  font-family: Georgia, serif;
  margin-bottom: 8px;
}

.quote-text {
  font-size: 0.95rem;
  color: var(--gray-700);
  margin-bottom: 20px;
  font-style: italic;
}

.quote-author strong {
  display: block;
  color: var(--dark);
  font-size: 0.95rem;
}

.quote-author span {
  font-size: 0.85rem;
  color: var(--gray-500);
}

/* Vision & Mission */
.vision-box {
  background: var(--dark);
  color: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px;
  text-align: center;
  margin-bottom: 40px;
}

.vision-box h3 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  opacity: 0.7;
  margin-bottom: 12px;
}

.vision-box blockquote {
  font-size: 1.4rem;
  font-weight: 600;
  font-style: italic;
  line-height: 1.4;
}

.mission-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.mission-card {
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow);
}

.section-alt .mission-card {
  background: var(--white);
}

.mission-number {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 800;
  color: var(--primary);
  background: rgba(37, 99, 235, 0.1);
  padding: 4px 12px;
  border-radius: 100px;
  margin-bottom: 16px;
}

.mission-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 12px;
}

.mission-card p {
  font-size: 0.925rem;
  color: var(--gray-500);
}

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.contact-info h2 {
  font-size: clamp(1.6rem, 3vw, 2rem);
  font-weight: 800;
  color: var(--dark);
  line-height: 1.2;
  margin-bottom: 16px;
}

.contact-info > p {
  margin-bottom: 32px;
  color: var(--gray-500);
}

.contact-details {
  list-style: none;
}

.contact-details li {
  margin-bottom: 20px;
}

.contact-details strong {
  display: block;
  font-size: 0.85rem;
  color: var(--dark);
  margin-bottom: 4px;
}

.contact-details span {
  font-size: 0.95rem;
  color: var(--gray-500);
}

.contact-form-wrap {
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow);
}

.section-alt .contact-form-wrap {
  background: var(--white);
}

.contact-form-wrap h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 8px;
}

.form-note {
  font-size: 0.875rem;
  color: var(--gray-500);
  margin-bottom: 24px;
}

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

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--dark);
  margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  font-size: 0.95rem;
  font-family: inherit;
  border: 1px solid var(--gray-300);
  border-radius: 10px;
  transition: var(--transition);
  background: var(--white);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.alert {
  padding: 16px 20px;
  border-radius: var(--radius);
  margin-bottom: 32px;
  font-size: 0.95rem;
}

.alert-success {
  background: #ecfdf5;
  color: #065f46;
  border: 1px solid #a7f3d0;
}

/* CTA Banner */
.cta-banner {
  background: var(--gradient);
  padding: 64px 0;
}

.cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.cta-inner h2 {
  font-size: clamp(1.4rem, 3vw, 1.8rem);
  font-weight: 800;
  color: var(--white);
  margin-bottom: 12px;
}

.cta-inner p {
  color: rgba(255, 255, 255, 0.9);
  max-width: 560px;
}

/* Footer */
.site-footer {
  background: var(--dark);
  color: rgba(255, 255, 255, 0.7);
  padding: 64px 0 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}

.footer-brand .logo {
  color: var(--white);
  display: inline-block;
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.6;
  max-width: 320px;
}

.footer-links h4 {
  color: var(--white);
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.footer-links ul {
  list-style: none;
}

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

.footer-links a {
  font-size: 0.875rem;
  transition: var(--transition);
}

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

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

.social-links a {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.1);
  color: var(--white);
  border-radius: 8px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  transition: var(--transition);
}

.social-links svg {
  width: 18px;
  height: 18px;
}

.social-links svg path,
.social-links svg circle:last-child {
  fill: currentColor;
}

.social-links a:hover {
  background: var(--primary);
  color: var(--white);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.85rem;
}

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

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

/* Responsive */
@media (max-width: 992px) {
  .hero-inner,
  .about-grid,
  .contact-grid,
  .service-detail,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .service-detail-reverse {
    direction: ltr;
  }

  .hero-visual {
    order: -1;
  }

  .cta-inner {
    flex-direction: column;
    text-align: center;
  }
}

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

  .main-nav {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    padding: 16px;
    border-bottom: 1px solid var(--gray-100);
    box-shadow: var(--shadow);
    transform: translateY(-120%);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
  }

  .main-nav.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .header-cta {
    display: none;
  }

  .hero {
    padding: 48px 0 64px;
  }

  .section {
    padding: 56px 0;
  }

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

  .footer-bottom {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }

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

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