:root {
  --primary: #22c55e;
  --secondary: #16356b;
  --dark: #081224;
  --light-bg: #eef2ff;
  --white: #ffffff;
  --text: #1f2937;
  --muted: #6b7280;
  --border: #e5e7eb;
  --shadow: 0 8px 22px rgba(0, 0, 0, 0.08);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: Arial, sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.6;
}

body.modal-open {
  overflow: hidden;
}

img {
  max-width: 100%;
}

.container {
  width: 90%;
  max-width: 1150px;
  margin: 0 auto;
}

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 4px;
  width: 0%;
  background: var(--primary);
  z-index: 9999;
}

.topbar {
  background: #06101f;
  color: #dbeafe;
  font-size: 14px;
  padding: 10px 0;
}

.topbar-content {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.hero {
  min-height: 100vh;
  background: linear-gradient(135deg, var(--dark), var(--secondary));
  color: var(--white);
  padding-bottom: 80px;
}

.navbar {
  width: 90%;
  max-width: 1150px;
  margin: 0 auto;
  padding: 18px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 100;
  transition: 0.3s ease;
}

.navbar.scrolled {
  background: rgba(8, 18, 36, 0.92);
  backdrop-filter: blur(10px);
  padding: 14px 20px;
  border-radius: 0 0 14px 14px;
}

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

.logo-icon {
  width: 42px;
  height: 42px;
  background: var(--primary);
  color: var(--white);
  border-radius: 12px;
  display: flex;
  justify-content: center;
  align-items: center;
  font-weight: bold;
  font-size: 20px;
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.logo-text span {
  font-size: 18px;
  font-weight: bold;
  letter-spacing: 1.5px;
}

.logo-text small {
  font-size: 11px;
  color: #dbeafe;
  letter-spacing: 2px;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 24px;
}

.nav-links a {
  text-decoration: none;
  color: var(--white);
  font-weight: 500;
  transition: 0.3s ease;
}

.nav-links a:hover {
  color: #86efac;
}

.menu-toggle {
  display: none;
  background: transparent;
  border: none;
  color: var(--white);
  font-size: 28px;
  cursor: pointer;
}

.hero-content {
  margin-top: 60px;
  display: grid;
  grid-template-columns: 1.1fr 0.95fr;
  gap: 40px;
  align-items: center;
}

.tag {
  display: inline-block;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.18);
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 14px;
  margin-bottom: 20px;
}

.hero-text h1 {
  font-size: 58px;
  line-height: 1.08;
  margin-bottom: 20px;
}

.hero-text p {
  font-size: 18px;
  max-width: 650px;
  margin-bottom: 28px;
  color: #e5e7eb;
}

.hero-buttons {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.hero-badges {
  margin-top: 22px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.hero-badges span {
  background: rgba(255, 255, 255, 0.09);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 10px 14px;
  border-radius: 999px;
  font-size: 14px;
}

.btn {
  display: inline-block;
  padding: 13px 22px;
  border-radius: 10px;
  text-decoration: none;
  font-weight: bold;
  transition: 0.3s ease;
  border: none;
  cursor: pointer;
}

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

.primary:hover {
  transform: translateY(-2px);
}

.secondary {
  background: var(--white);
  color: var(--dark);
}

.secondary:hover {
  transform: translateY(-2px);
}

.hero-image-card {
  background: rgba(255, 255, 255, 0.12);
  padding: 14px;
  border-radius: 24px;
  box-shadow: 0 14px 36px rgba(0, 0, 0, 0.22);
}

.hero-image-card img {
  width: 100%;
  height: 460px;
  object-fit: cover;
  border-radius: 18px;
  display: block;
}

.stats-bar {
  margin-top: -35px;
  position: relative;
  z-index: 2;
}

.stats-grid {
  background: var(--white);
  border-radius: 20px;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.12);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  padding: 28px;
}

.stat-item {
  text-align: center;
}

.stat-item h3 {
  font-size: 32px;
  color: var(--secondary);
}

.stat-item p {
  font-size: 15px;
  color: #4b5563;
}

.section {
  padding: 90px 0;
  text-align: center;
}

.section h2 {
  font-size: 36px;
  margin-bottom: 16px;
}

.section-text {
  max-width: 820px;
  margin: 0 auto;
  font-size: 17px;
}

.left-text {
  margin: 0;
}

.light-text {
  color: #e5e7eb;
}

.section-gray {
  background: #f3f4f6;
}

.section-header {
  margin-bottom: 10px;
}

.cards {
  margin-top: 36px;
  display: flex;
  justify-content: center;
  gap: 22px;
  flex-wrap: wrap;
}

.card {
  background: var(--white);
  width: 320px;
  padding: 30px 24px;
  border-radius: 18px;
  box-shadow: var(--shadow);
  text-align: left;
  transition: 0.3s ease;
}

.card:hover,
.project-card:hover,
.pricing-card:hover {
  transform: translateY(-6px);
}

.icon-box {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: #e8f0ff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin-bottom: 16px;
}

.card h3 {
  margin-bottom: 12px;
  font-size: 22px;
}

.project-grid {
  margin-top: 36px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.project-card {
  background: var(--white);
  border-radius: 18px;
  overflow: hidden;
  box-shadow: var(--shadow);
  text-align: left;
  transition: 0.3s ease;
}

.project-card img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  display: block;
}

.project-content {
  padding: 22px;
}

.project-content span {
  display: inline-block;
  margin-bottom: 10px;
  font-size: 13px;
  font-weight: bold;
  color: var(--secondary);
  background: #e8f0ff;
  padding: 6px 10px;
  border-radius: 999px;
}

.project-content h3 {
  font-size: 20px;
  margin-bottom: 10px;
}

.pricing-grid {
  margin-top: 36px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.pricing-card {
  background: var(--white);
  border-radius: 20px;
  padding: 28px 24px;
  box-shadow: var(--shadow);
  position: relative;
  text-align: left;
  transition: 0.3s ease;
}

.pricing-card.featured {
  border: 2px solid var(--primary);
}

.pricing-badge {
  position: absolute;
  top: -12px;
  left: 24px;
  background: var(--primary);
  color: var(--white);
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: bold;
}

.pricing-card h3 {
  font-size: 24px;
  margin-bottom: 10px;
}

.pricing-price {
  font-size: 30px;
  font-weight: bold;
  color: var(--secondary);
  margin-bottom: 10px;
}

.pricing-description {
  color: var(--muted);
  margin-bottom: 16px;
}

.pricing-features {
  list-style: none;
  margin-bottom: 20px;
}

.pricing-features li {
  margin-bottom: 10px;
  position: relative;
  padding-left: 18px;
}

.pricing-features li::before {
  content: "•";
  color: var(--primary);
  position: absolute;
  left: 0;
  top: 0;
  font-weight: bold;
}

.pricing-btn {
  width: 100%;
}

.testimonial-slider {
  max-width: 800px;
  margin: 36px auto 0;
}

.testimonial-track {
  position: relative;
  min-height: 220px;
}

.testimonial-slide {
  display: none;
  background: var(--white);
  padding: 34px 28px;
  border-radius: 20px;
  box-shadow: var(--shadow);
}

.testimonial-slide.active {
  display: block;
}

.testimonial-slide p {
  font-size: 18px;
  margin-bottom: 20px;
}

.testimonial-slide h4 {
  font-size: 20px;
}

.testimonial-slide span {
  color: var(--muted);
  font-size: 14px;
}

.slider-dots {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 18px;
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: none;
  background: #cbd5e1;
  cursor: pointer;
}

.dot.active {
  background: var(--primary);
}

.faq-list {
  max-width: 900px;
  margin: 36px auto 0;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  text-align: left;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 18px 20px;
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.04);
}

.faq-item summary {
  font-weight: bold;
  cursor: pointer;
  list-style: none;
}

.faq-item p {
  margin-top: 12px;
  color: #4b5563;
}

.cta-section {
  background: var(--light-bg);
}

.cta-box {
  background: var(--white);
  padding: 48px 25px;
  border-radius: 22px;
  box-shadow: 0 10px 26px rgba(0, 0, 0, 0.08);
}

.section-dark {
  background: #0f172a;
  color: var(--white);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 34px;
  align-items: start;
  text-align: left;
}

.contact-info {
  margin-top: 24px;
}

.contact-info p {
  margin-bottom: 8px;
}

.contact-btn {
  margin-top: 24px;
}

.contact-form-box {
  background: rgba(255, 255, 255, 0.08);
  padding: 24px;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.contact-form,
.modal-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.contact-form input,
.contact-form textarea,
.modal-form input,
.modal-form textarea {
  width: 100%;
  padding: 14px 16px;
  border-radius: 12px;
  border: none;
  outline: none;
  font-size: 15px;
}

.form-btn {
  width: 100%;
}

.form-message {
  font-size: 14px;
  margin-top: 4px;
  min-height: 20px;
}

.dark-message {
  color: #334155;
}

.footer {
  background: #0b1220;
  color: var(--white);
  padding-top: 50px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: 30px;
  padding-bottom: 30px;
}

.footer h3,
.footer h4 {
  margin-bottom: 14px;
}

.footer ul {
  list-style: none;
}

.footer li {
  margin-bottom: 8px;
  color: #d1d5db;
}

.footer p {
  color: #d1d5db;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  text-align: center;
  padding: 18px 10px;
  color: #cbd5e1;
}

.whatsapp-float,
.back-to-top {
  position: fixed;
  right: 20px;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  text-decoration: none;
  font-size: 28px;
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.2);
  transition: 0.3s ease;
  z-index: 20;
  border: none;
  cursor: pointer;
}

.whatsapp-float {
  bottom: 20px;
  background: var(--primary);
  color: var(--white);
}

.back-to-top {
  bottom: 88px;
  background: var(--white);
  color: var(--dark);
  opacity: 0;
  pointer-events: none;
}

.back-to-top.show {
  opacity: 1;
  pointer-events: auto;
}

.whatsapp-float:hover,
.back-to-top:hover {
  transform: scale(1.08);
}

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.65);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  padding: 20px;
}

.modal-overlay.show {
  display: flex;
}

.modal {
  background: var(--white);
  max-width: 520px;
  width: 100%;
  border-radius: 20px;
  padding: 28px;
  position: relative;
  animation: modalIn 0.25s ease;
}

.modal h3 {
  font-size: 28px;
  margin-bottom: 8px;
}

.modal p {
  margin-bottom: 20px;
  color: #475569;
}

.modal-close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 38px;
  height: 38px;
  border: none;
  background: #e2e8f0;
  border-radius: 50%;
  font-size: 24px;
  cursor: pointer;
}

@keyframes modalIn {
  from {
    opacity: 0;
    transform: translateY(16px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: 0.8s ease;
}

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

@media (max-width: 980px) {
  .hero-content,
  .contact-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-text p,
  .section-text {
    margin-left: auto;
    margin-right: auto;
  }

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

  .hero-text h1 {
    font-size: 42px;
  }

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

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

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

  .left-text {
    margin: 0 auto;
  }

  .topbar-content {
    justify-content: center;
  }
}

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

  .menu-toggle {
    display: block;
  }

  .nav-links {
    display: none;
    flex-direction: column;
    gap: 14px;
    background: #0f172a;
    position: absolute;
    top: 70px;
    right: 0;
    width: 230px;
    padding: 20px;
    border-radius: 12px;
  }

  .nav-links.show {
    display: flex;
  }

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

  .hero-text p {
    font-size: 16px;
  }

  .hero-image-card img {
    height: 300px;
  }

  .section h2 {
    font-size: 30px;
  }

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

  .card,
  .pricing-card {
    width: 100%;
    max-width: 360px;
    margin: 0 auto;
  }

  .testimonial-slide p {
    font-size: 16px;
  }
}