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

:root {
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --primary-light: #3b82f6;
  --dark: #0f172a;
  --dark-2: #1e293b;
  --dark-3: #334155;
  --gray: #64748b;
  --gray-light: #94a3b8;
  --light: #f1f5f9;
  --light-2: #e2e8f0;
  --white: #ffffff;
  --shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 20px 40px -12px rgb(0 0 0 / 0.15);
  --radius: 12px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--dark);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

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

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

/* ========== Buttons ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 32px;
  border-radius: 50px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  font-family: inherit;
}

.btn-primary {
  background: var(--primary);
  color: var(--white);
  box-shadow: 0 4px 15px rgb(37 99 235 / 0.4);
}

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgb(37 99 235 / 0.5);
}

.btn-outline {
  background: transparent;
  color: var(--dark);
  border: 2px solid var(--light-2);
}

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

.btn-nav {
  padding: 10px 24px;
  background: var(--primary);
  color: #ffffff !important;
  border-radius: 50px;
  font-size: 0.875rem;
}

.btn-nav:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 15px rgb(37 99 235 / 0.4);
}

.btn-full {
  width: 100%;
}

/* ========== Navbar ========== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: var(--transition);
  background: var(--white);
  box-shadow: 0 1px 3px rgb(0 0 0 / 0.08);
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  box-shadow: 0 1px 3px rgb(0 0 0 / 0.08);
  padding: 12px 0;
}

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

.logo {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--dark);
  display: flex;
  align-items: center;
  gap: 8px;
}

.logo-img {
  height: 28px;
  width: auto;
}

.logo-text {
  font-size: 1.5rem;
  font-weight: 800;
  color: #041a44;
  transform: translateY(2px);
}

.logo-text-hr {
  font-size: 1.5rem;
  font-weight: 800;
  color: #2e71d2;
  transform: translateY(2px);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--dark-3);
  transition: var(--transition);
  position: relative;
}

.nav-links a:not(.btn):hover {
  color: var(--primary);
}

.nav-links a:not(.btn)::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: var(--transition);
  border-radius: 1px;
}

.nav-links a:not(.btn):hover::after {
  width: 100%;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

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

.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 ========== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 120px 0 80px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: url('hero-bg.jpg') center center / cover no-repeat;
  z-index: 0;
}

.hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(255, 255, 255, 0.85);
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 720px;
}

.hero-tag {
  display: inline-block;
  padding: 8px 20px;
  background: rgba(37, 99, 235, 0.08);
  color: var(--primary);
  border-radius: 50px;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 24px;
  animation: fadeInUp 0.8s ease;
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 24px;
  color: var(--dark);
  animation: fadeInUp 0.8s ease 0.1s both;
}

.hero h1 span {
  color: var(--primary);
}

.hero-desc {
  font-size: 1.2rem;
  color: var(--gray);
  max-width: 560px;
  margin-bottom: 40px;
  line-height: 1.7;
  animation: fadeInUp 0.8s ease 0.2s both;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  animation: fadeInUp 0.8s ease 0.3s both;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

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

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

.section-tag {
  display: inline-block;
  padding: 6px 16px;
  background: rgba(37, 99, 235, 0.08);
  color: var(--primary);
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 16px;
}

.section-header h2 {
  font-size: clamp(1.8rem, 4vw, 2.75rem);
  font-weight: 800;
  color: var(--dark);
}

/* ========== About ========== */
.about-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.about-card {
  padding: 40px 32px;
  background: var(--white);
  border: 1px solid var(--light-2);
  border-radius: var(--radius);
  transition: var(--transition);
}

.about-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.about-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(37, 99, 235, 0.08);
  color: var(--primary);
  border-radius: 12px;
  font-size: 1.5rem;
  margin-bottom: 20px;
}

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

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

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

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

.service-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: var(--transition);
}

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

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

.service-number {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--primary);
  opacity: 0.2;
  margin-bottom: 16px;
}

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

.service-card p {
  color: var(--gray);
  font-size: 0.925rem;
  line-height: 1.7;
}

/* ========== Stats ========== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
}

.stat-item {
  padding: 40px 20px;
}

.stat-number {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 800;
  color: var(--primary);
}

.stat-plus {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  color: var(--primary);
}

.stat-item p {
  margin-top: 8px;
  color: var(--gray);
  font-size: 1rem;
  font-weight: 500;
}

/* ========== Team ========== */
.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.team-card {
  text-align: center;
  padding: 40px 24px;
  background: var(--white);
  border-radius: var(--radius);
  transition: var(--transition);
}

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

.team-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  font-weight: 700;
  margin: 0 auto 20px;
}

.team-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 4px;
}

.team-role {
  color: var(--primary);
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.team-desc {
  color: var(--gray);
  font-size: 0.85rem;
}

/* ========== Process ========== */
.process-grid {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 0;
}

.process-step {
  text-align: center;
  flex: 1;
  max-width: 240px;
  padding: 0 16px;
}

.process-number {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  font-weight: 800;
  margin: 0 auto 20px;
}

.process-step h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 8px;
}

.process-step p {
  color: var(--gray);
  font-size: 0.9rem;
  line-height: 1.6;
}

.process-connector {
  width: 60px;
  min-width: 60px;
  height: 2px;
  background: var(--light-2);
  margin-top: 28px;
}

/* ========== FAQ ========== */
.faq-list {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  border: 1px solid var(--light-2);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
}

.faq-item.active {
  border-color: var(--primary);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  background: var(--white);
  border: none;
  cursor: pointer;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  color: var(--dark);
  text-align: left;
  transition: var(--transition);
}

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

.faq-icon {
  font-size: 1.5rem;
  font-weight: 300;
  color: var(--gray);
  transition: var(--transition);
  min-width: 24px;
  text-align: center;
}

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

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.faq-answer p {
  padding: 0 24px 20px;
  color: var(--gray);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* ========== Contact ========== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 64px;
  align-items: start;
}

.contact-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 32px;
}

.contact-icon {
  width: 48px;
  height: 48px;
  min-width: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(37, 99, 235, 0.08);
  color: var(--primary);
  border-radius: 12px;
  font-size: 1.25rem;
}

.contact-item h4 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--dark);
  margin-bottom: 4px;
}

.contact-item p {
  color: var(--gray);
  font-size: 0.9rem;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 14px 20px;
  border: 1px solid var(--light-2);
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-family: inherit;
  color: var(--dark);
  background: var(--white);
  transition: var(--transition);
  outline: none;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.contact-form textarea {
  resize: vertical;
}

/* ========== Footer ========== */
.footer {
  padding: 32px 0;
  border-top: 1px solid var(--light-2);
}

.footer-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-left .logo {
  margin-bottom: 8px;
}

.footer-left .logo-img {
  height: 24px;
}

.footer-left p {
  color: var(--gray);
  font-size: 0.85rem;
}

.footer-right p {
  color: var(--gray);
  font-size: 0.85rem;
}

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

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

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

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

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

@media (max-width: 1024px) {
  .process-grid {
    flex-wrap: wrap;
    gap: 24px;
  }

  .process-connector {
    display: none;
  }

  .process-step {
    flex: 0 0 calc(50% - 12px);
    max-width: none;
  }
}

@media (max-width: 768px) {
  .process-step {
    flex: 0 0 100%;
  }

  .hamburger {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--white);
    flex-direction: column;
    padding: 80px 32px 32px;
    gap: 24px;
    box-shadow: -10px 0 30px rgb(0 0 0 / 0.1);
    transition: var(--transition);
  }

  .nav-links.open {
    right: 0;
  }

  .nav-links a {
    font-size: 1.05rem;
  }

  .hero {
    padding: 100px 0 60px;
    min-height: auto;
  }

  .hero h1 {
    font-size: 2.25rem;
  }

  .hero-desc {
    font-size: 1rem;
  }

  .section {
    padding: 64px 0;
  }

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

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

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

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

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

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

  .hero-buttons .btn {
    text-align: center;
  }
}

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

  .stat-item {
    padding: 24px 16px;
  }
}