/* --- VARIABLES & RESET --- */
:root {
  --primary: #004b8d;
  --primary-dark: #003366;
  --primary-light: #e8f1fc;
  --accent: #00a3e0;
  --text-main: #1f2937;
  --text-light: #4b5563;
  --bg-light: #f9fafb;
  --white: #ffffff;
  --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --radius: 0.75rem;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Segoe UI", system-ui, sans-serif;
  line-height: 1.6;
  color: var(--text-main);
  background: var(--white);
  overflow-x: hidden;
}

h1,
h2,
h3,
h4 {
  color: var(--primary-dark);
  font-weight: 700;
  line-height: 1.2;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  border-radius: 9999px;
  text-decoration: none;
  transition: all 0.3s ease;
  cursor: pointer;
  border: none;
  padding: 0.75rem 2rem;
}

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

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

.section-header {
  text-align: center;
  margin-bottom: 4rem;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.section-title {
  font-size: 2.25rem;
  margin-bottom: 1rem;
  position: relative;
  display: inline-block;
}

.section-title::after {
  content: "";
  display: block;
  width: 60px;
  height: 4px;
  background: var(--accent);
  margin: 10px auto 0;
  border-radius: 2px;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--text-light);
}

/* --- HEADER --- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  box-shadow: var(--shadow);
  padding: 0.75rem 0;
}

.header-spacer {
  height: 90px;
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.logo-container {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.logo-img {
  height: 45px;
  width: auto;
}

.wd-logo-img {
  height: 55px;
  width: auto;
  border-left: 1px solid #ddd;
  padding-left: 1rem;
}

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

.nav-link {
  color: var(--text-light);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s;
  font-size: 0.95rem;
}

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

.nav-toggle {
  display: none;
  border: none;
  background: var(--primary);
  color: var(--white);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

.nav-toggle:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
}

.lang-toggle {
  display: flex;
  gap: 5px;
  background: var(--bg-light);
  padding: 5px;
  border-radius: 20px;
  margin-left: 15px;
}

.lang-btn {
  background: none;
  border: none;
  cursor: pointer;
  padding: 5px 10px;
  font-weight: bold;
  font-size: 0.8rem;
  border-radius: 15px;
  color: var(--text-light);
}

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

/* --- HERO SECTION --- */
.hero {
  position: relative;
  padding: 9rem 0 6rem;
  background: linear-gradient(135deg, #f0f7ff 0%, #ffffff 100%);
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 4rem;
  align-items: center;
}

.hero-content h1 {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  margin-bottom: 1.5rem;
  color: var(--primary-dark);
}

.hero-content p {
  font-size: 1.25rem;
  color: var(--text-light);
  margin-bottom: 2.5rem;
}

.hero-image-wrapper {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow:
    0 20px 25px -5px rgba(0, 0, 0, 0.1),
    0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.hero-image-wrapper img {
  width: 100%;
  height: auto;
  display: block;
}

.blob {
  position: absolute;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.15;
  z-index: -1;
}

.blob-1 {
  top: -100px;
  right: -100px;
  background: var(--primary);
}

.blob-2 {
  bottom: -100px;
  left: -100px;
  background: var(--accent);
}

/* --- HISTORY / ABOUT --- */
.history {
  padding: 6rem 0;
  background: var(--white);
}

.history-text {
  max-width: 800px;
  margin: 0 auto;
  text-align: justify;
}

.history-text p {
  margin-bottom: 1.5rem;
  color: var(--text-light);
  font-size: 1.05rem;
}

/* --- SERVICES --- */
.services {
  padding: 6rem 0;
  background: var(--bg-light);
}

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

.service-card {
  background: var(--white);
  padding: 2.5rem;
  border-radius: var(--radius);
  border: 1px solid rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}

.service-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-top: 4px solid var(--primary);
}

.service-icon {
  width: 3rem;
  height: 3rem;
  background: var(--primary-light);
  color: var(--primary);
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.service-desc {
  font-size: 0.95rem;
  color: var(--text-light);
}

/* --- TEAM (LEADERSHIP) --- */
.team {
  padding: 6rem 0;
  background: var(--white);
}

.team-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  max-width: 1000px;
  margin: 0 auto;
}

.team-photo-container {
  text-align: center;
  margin-bottom: 2rem;
}

.team-photo-container img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
}

.bios-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 3rem;
}

.bio-role {
  display: inline-block;
  background: var(--primary-light);
  color: var(--primary-dark);
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.bio-text {
  font-size: 0.95rem;
  color: var(--text-light);
}

/* --- EXPERTS --- */
.experts {
  padding: 6rem 0;
  background: var(--bg-light);
}

.experts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  max-width: 1100px;
  margin: 0 auto;
}

.expert-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 1.5rem;
  text-align: center;
  transition: all 0.3s ease;
  box-shadow: var(--shadow);
  border: 1px solid rgba(0, 0, 0, 0.05);
}

.expert-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}

.expert-avatar {
  width: 100px;
  height: 100px;
  margin: 0 auto 1rem;
  border-radius: 50%;
  overflow: hidden;
  border: 3px solid var(--bg-light);
  background: var(--primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
}

.expert-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
}

.expert-name {
  color: var(--primary);
  font-size: 1.1rem;
  margin-bottom: 0.25rem;
}

.expert-title {
  font-size: 0.85rem;
  color: var(--text-light);
  margin-bottom: 1rem;
}

.expert-linkedin {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #0077b5;
  width: 30px;
  height: 30px;
  transition: transform 0.2s;
}

.expert-linkedin:hover {
  transform: scale(1.1);
}

/* --- EXPERT NETWORK BANNER --- */
.network {
  padding: 4rem 0;
  background: var(--primary-dark);
  color: var(--white);
  text-align: center;
}

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

.network h2 {
  color: var(--white);
  margin-bottom: 1.5rem;
}

.network p {
  font-size: 1.15rem;
  opacity: 0.9;
}

/* --- INDUSTRIES --- */
.industries {
  padding: 6rem 0;
  background: var(--white);
}

.industries-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.industry-card {
  background: var(--bg-light);
  padding: 2rem;
  border-radius: var(--radius);
  text-align: center;
  transition: all 0.3s;
  border: 1px solid rgba(0, 0, 0, 0.05);
}

.industry-card:hover {
  background: var(--white);
  box-shadow: var(--shadow);
  border-color: var(--accent);
  transform: translateY(-3px);
}

.industry-icon {
  margin-bottom: 1rem;
  color: var(--primary);
}

.industry-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--primary-dark);
}

/* --- CONTACT --- */
.contact {
  padding: 6rem 0;
  background: var(--bg-light);
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 4rem;
}

.contact-info-card {
  background: var(--primary);
  color: var(--white);
  padding: 3rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
}

.contact-item {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.5rem;
  align-items: flex-start;
}

.contact-item svg {
  width: 1.5rem;
  height: 1.5rem;
  flex-shrink: 0;
  opacity: 0.8;
}

.contact-item a {
  color: var(--white);
  text-decoration: none;
  opacity: 0.9;
  transition: opacity 0.2s;
}

.contact-item a:hover {
  opacity: 1;
  text-decoration: underline;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  font-size: 0.9rem;
}

.form-control {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid #ddd;
  border-radius: 0.5rem;
  font-family: inherit;
  transition: border 0.3s;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
}

.form-status {
  margin-top: 1rem;
  font-size: 0.95rem;
}

.form-status.success {
  color: #047857;
}

.form-status.error {
  color: #b91c1c;
}

/* --- FOOTER --- */
footer {
  background: #111827;
  color: #9ca3af;
  padding: 4rem 0 2rem;
}

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

.footer-col h4 {
  color: var(--white);
  margin-bottom: 1.5rem;
}

.footer-col a {
  color: inherit;
  text-decoration: none;
  display: block;
  margin-bottom: 0.5rem;
  transition: color 0.2s;
}

.footer-col a:hover {
  color: var(--accent);
}

.copyright {
  text-align: center;
  border-top: 1px solid #374151;
  padding-top: 2rem;
  font-size: 0.9rem;
}

.hidden {
  display: none !important;
}

/* --- MEDIA QUERIES --- */
@media (max-width: 1024px) {
  .header-spacer {
    height: 120px;
  }
}

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

  .nav {
    display: none;
    width: 100%;
    flex-direction: column;
    padding-top: 1rem;
    gap: 1rem;
  }

  .nav.active {
    display: flex;
  }

  .lang-toggle {
    margin-left: auto;
  }
}