:root {
  /* Core */
  --black-100: #000000;
  --black-90: #0a0a0a;
  --black-80: #141414;
  --black-70: #1f1f1f;

  --white-100: #ffffff;
  --white-95: #fafafa;
  --white-90: #f5f5f5;
  --white-85: #eeeeee;

  /* Text */
  --text-primary: #111111;
  --text-secondary: #555555;
  --text-muted: #888888;
  --text-white: #ffffff;

  /* Borders */
  --border-soft: #eaeaea;
  --border-strong: #d6d6d6;

  /* Accent (still monochrome but strong) */
  --accent: #111111;
  --accent-soft: #333333;

  /* Background */
  --bg-main: var(--white-100);
  --bg-soft: var(--white-95);
  --bg-dark: var(--black-100);

  /* Shadow */
  --shadow-soft: 0 5px 25px rgba(0,0,0,0.08);
  --shadow-strong: 0 15px 50px rgba(0,0,0,0.12);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
  color: var(--text-primary);
  background: var(--bg-white);
  line-height: 1.6;
  overflow-x: hidden;
}

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


.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(255,255,255,0.85);
  border-bottom: 1px solid var(--border-soft);
  z-index: 1000;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  backdrop-filter: blur(10px);
}

.navbar-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 70px;
}

.logo img {
  height: 45px; 
  width: auto;    
  display: block;
  object-fit: contain;
}

.logo-text {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-weight: 400;
  font-size: 1.3rem;
  color: var(--primary);
  transition: var(--transition);
}

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

.logo-icon {
  font-size: 1.8rem;
}

.logo-name {
  display: none;
}

@media (min-width: 768px) {
  .logo-name {
    display: inline;
  }
}

.nav-menu {
  display: flex;
  gap: 30px;
  flex: 1;
  justify-content: center;
  align-items: center;
}

.nav-link {
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  position: relative;
  transition: color 0.3s ease;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width 0.3s ease;
}

.nav-link:hover {
  color: var(--accent);
}

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

.lang-toggle {
  padding: 8px 16px;
  border: 2px solid var(--primary);
  background: transparent;
  color: var(--primary);
  border-radius: 6px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  font-size: 0.9rem;
}

/* Hamburger Menu Toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  cursor: pointer;
  z-index: 1001;
}

.menu-toggle .bar {
  width: 25px;
  height: 3px;
  background-color: var(--accent);
  margin: 2px 0;
  transition: var(--transition);
}

.menu-toggle.is-active .bar:nth-child(2) { opacity: 0; }
.menu-toggle.is-active .bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle.is-active .bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.lang-toggle:hover {
  background: var(--primary);
  color: var(--text-muted);
}

@media (max-width: 768px) {
  .navbar-container {
    padding: 0 15px;
  }
  
  .menu-toggle {
    display: flex;
    order: 3;
  }

  .nav-menu {
    position: fixed;
    top: 70px;
    left: -100%;
    flex-direction: column;
    background: var(--white-100);
    width: 100%;
    height: calc(100vh - 70px);
    transition: var(--transition);
    justify-content: flex-start;
    padding-top: 40px;
    gap: 30px;
    box-shadow: 0 10px 20px rgba(0,0,0,0.05);
  }
  
  .nav-menu.active {
    left: 0;
  }

  .lang-toggle {
    margin-left: auto;
    margin-right: 20px;
  }
}


.hero {
  padding-top: 70px;
  background: url("images/bg.png") no-repeat center center/cover;
  color: white;
  padding: 100px 20px !important;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 1000px;
}

.hero-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  margin-bottom: 20px;
  line-height: 1.2;
  animation: slideDown 0.8s ease-out;
}

.hero-subtitle {
  font-size: 1.1rem;
  opacity: 0.95;
  margin-bottom: 50px;
  line-height: 1.8;
  animation: slideUp 0.8s ease-out 0.2s both;
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.mission-vision {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  margin-top: 50px;
  animation: fadeIn 0.8s ease-out 0.4s both;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.m-box {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  padding: 30px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: var(--transition);
  cursor: default;
}

.m-box:hover {
  background: rgba(255, 255, 255, 0.15);
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.m-icon {
  font-size: 2.5rem;
  margin-bottom: 15px;
}

.m-box strong {
  display: block;
  font-size: 1.2rem;
  margin-bottom: 10px;
}

.m-box p {
  font-size: 0.95rem;
  line-height: 1.6;
}

/* ===================================
   SECTIONS COMMON
   =================================== */

.section {
  padding: 80px 20px;
  min-height: auto;
  
}


.section-title {
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 800;
  text-align: center;
  margin-bottom: 15px;
  color: var(--primary);
}

.accent {
  color: var(--accent);
  position: relative;
}

.section-subtitle {
  text-align: center;
  color: var(--text-secondary);
  font-size: 1.1rem;
  margin-bottom: 50px;
}

/* ===================================
   PRODUCTS SECTION
   =================================== */

/* ===== PRODUCT IMAGE CARDS ===== */

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 30px;
}

.image-card {
  position: relative;
  height: 300px;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}

.image-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

/* DARK OVERLAY */
.image-card .overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.65);
  color: white;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 25px;
  transition: background 0.3s ease;
}

.image-card h3 {
  font-size: 1.5rem;
  margin-bottom: 8px;
}

.image-card p {
  font-size: 0.95rem;
  color: #ddd;
}

/* HOVER EFFECT */
.image-card:hover img {
  transform: scale(1.08);
}

.image-card:hover .overlay {
  background: rgba(0,0,0,0.75);
}


/* ===== PROJECT CARD ===== */

/* ===== PROJECT GRID (4 x 2) ===== */
.project-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 25px;
  
}

/* ===== PROJECT CARD ===== */
.project-card {
  background: rgba(0,0,0,0.10);
  border: 1px solid var(--border-soft);
  border-radius: 12px;
  padding: 25px;
  box-shadow: var(--shadow-soft);
  transition: var(--transition);

  /* ✅ Equal height trick */
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
  min-height: 180px;
}

.project-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-strong);
}

/* TITLE */
.project-card h3 {
  font-size: 1.1rem;
  margin-bottom: 10px;
  line-height: 1.4;
}

/* CLIENT */
.project-card .client {
  font-weight: 600;
  color: var(--accent);
  font-size: 0.9rem;
  margin-top: auto; /* pushes it to bottom */
}

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

/* Mobile */
@media (max-width: 600px) {
  .project-grid {
    grid-template-columns: 1fr;
  }
}



/* ===================================
   SERVICES SECTION
   =================================== */

.services-section {
  background: var(--bg-main);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 50px;
}

.service-card {
  background: var(--white-100);
  border: 1px solid var(--border-soft);
  box-shadow: var(--shadow-soft);
  padding: 40px 30px;
  border-radius: 12px;
  box-shadow: var(--shadow);
  transition: var(--transition);
  border-top: 5px solid var(--primary);
  text-align: center;
}

.service-card:hover {
  border-color: var(--black-100);
  box-shadow: var(--shadow-strong);
  box-shadow: var(--shadow-soft);
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
  border-top-color: var(--accent);
}

.service-icon {
  font-size: 3rem;
  margin-bottom: 20px;
  display: block;
}

.service-card h3 {
  color: var(--primary);
  font-size: 1.3rem;
  margin-bottom: 20px;
  font-weight: 700;
}

.service-list {
  list-style: none;
  text-align: left;
}

.service-list li {
  padding: 10px 0;
  padding-left: 25px;
  color: var(--text-secondary);
  position: relative;
  font-size: 0.95rem;
  line-height: 1.6;
}

.service-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: bold;
  font-size: 1.1rem;
}

/* ===================================
   CLIENTS SECTION
   =================================== */

.clients-section {
  background: white;
}

.client-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 25px;
  margin-top: 50px;
}

.client-card {
  background: var(--white-100);
  border: 1px solid var(--border-soft);
  box-shadow: var(--shadow-soft);
  padding: 30px;
  border-radius: 10px;
  text-align: center;
  transition: var(--transition);
  border: 2px solid transparent;
}

.client-card:hover {
  transform: translateY(-8px);
  border-color: var(--accent); /* keep ONE */
  box-shadow: var(--shadow-strong);
}

.client-logo {
  width: 90px;
  height: 90px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 15px;
  background: var(--white-soft);
  overflow: hidden;
  transition: var(--transition);
}

.client-logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;

  filter: grayscale(100%);
  opacity: 0.7;

  transition: var(--transition);
}

.client-card:hover .client-logo img {
  filter: grayscale(0%);
  opacity: 1;
}

.client-card p {
  color: var(--text-primary);
  font-weight: 500;
  font-size: 0.95rem;
}

/* ===================================
   FOOTER
   =================================== */

.footer {
  background: url("images/bg.png") no-repeat center center/cover;
  color: white;
  padding: 60px 20px 30px;
  margin-top: 80px;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
  margin-bottom: 40px;
}

.footer-section {
  animation: fadeIn 0.8s ease-out;
}

.footer-title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 15px;
  color: var(--text-white);
}

.footer-section p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.95rem;
  line-height: 1.8;
  margin-bottom: 10px;
}

.footer-address {
  font-size: 0.9rem;
  font-style: normal;
}

.footer-section a {
  color: var(--text-muted);
  text-decoration: none;
  transition: var(--transition);
}

.footer-section a:hover {
  color: white;
  text-decoration: underline;
}

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

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

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  transition: var(--transition);
  display: inline-block;
}

.footer-links a:hover {
  color: var(--text-white);
  padding-left: 5px;
}

.footer-divider {
  height: 1px;
  background: rgba(255, 255, 255, 0.1);
  margin-bottom: 30px;
}

.footer-bottom {
  text-align: center;
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.9rem;
  line-height: 1.8;
}

.footer-bottom a {
  color: var(--text-white);
  cursor: pointer;
  pointer-events: auto;
}

.footer-bottom a:hover {
  color: #0b57d0;
}

/* ===================================
   RESPONSIVE DESIGN
   =================================== */

@media (max-width: 768px) {
  .navbar-container {
    padding: 0 15px;
  }

  .nav-link {
    font-size: 1.1rem;
  }

  .hero {
    margin-top: 60px;
    padding: 60px 15px !important;
    min-height: 90vh;
  }

  .hero-title {
    font-size: 1.8rem;
  }

  .hero-subtitle {
    font-size: 0.95rem;
  }

  .mission-vision {
    gap: 15px;
  }

  .m-box {
    padding: 20px;
  }

  .m-icon {
    font-size: 2rem;
  }

  .section {
    padding: 60px 15px;
  }

  .section-title {
    font-size: 1.8rem;
  }

  .product-grid {
    gap: 15px;
  }

  .product-card {
    padding: 20px;
  }

  .services-grid {
    gap: 20px;
  }

  .service-card {
    padding: 25px 20px;
  }

  .client-grid {
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 15px;
  }

  .client-card {
    padding: 20px;
  }

  .footer-grid {
    gap: 30px;
  }

  .footer {
    padding: 40px 15px 25px;
  }
}

@media (max-width: 480px) {
  .logo-name {
    display: none;
  }

  .hero-title {
    font-size: 1.4rem;
  }

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

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

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

  .mission-vision {
    grid-template-columns: 1fr;
  }

  .section-title {
    font-size: 1.5rem;
  }
}