:root {
  --primary-color: #ff7a00;
  --secondary-color: #000;
  --accent-color: #fff;
  --gradient-primary: linear-gradient(135deg, #ff7a00 0%, #ff9500 100%);
  --gradient-dark: linear-gradient(135deg, #000 0%, #333 100%);
}

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

body {
  font-family: "Poppins", sans-serif;
  background-color: var(--accent-color);
  color: var(--secondary-color);
  overflow-x: hidden;
}

/* Navigation */
.navbar {
  background: rgba(0, 0, 0, 0.95);
  backdrop-filter: blur(10px);
  padding: 1rem 0;
  transition: all 0.3s ease;
}

.navbar.scrolled {
  background: rgba(0, 0, 0, 0.98);
  box-shadow: 0 2px 20px rgba(255, 122, 0, 0.1);
}

.navbar-brand {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--accent-color) !important;
  text-decoration: none;
}

.navbar-brand span {
  color: var(--primary-color);
}

.nav-link {
  color: var(--accent-color) !important;
  font-weight: 500;
  margin: 0 0.5rem;
  position: relative;
  transition: all 0.3s ease;
}

.nav-link:hover {
  color: var(--primary-color) !important;
  transform: translateY(-2px);
}

.nav-link::after {
  content: "";
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -5px;
  left: 50%;
  background: var(--gradient-primary);
  transition: all 0.3s ease;
  transform: translateX(-50%);
}

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

/* Main Content Styles */
.main-content {
  margin-top: 80px;
  padding: 2rem 0;
}

.header {
  background-color: var(--secondary-color);
  color: var(--accent-color);
  padding: 3rem 0;
  text-align: center;
  margin-bottom: 3rem;
}

.header h1 {
  margin: 0;
  font-size: 3rem;
  font-weight: 800;
  background: linear-gradient(135deg, #fff 0%, #ff7a00 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.header .subtitle {
  color: var(--primary-color);
  font-size: 1.4rem;
  margin-top: 1rem;
  font-weight: 300;
}

.work-category {
  position: relative;
  overflow: hidden;
  border-radius: 15px;
  margin-bottom: 2rem;
  cursor: pointer;
  transition: all 0.4s ease;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
}

.work-category:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 60px rgba(255, 122, 0, 0.3);
}

.work-category img {
  width: 100%;
  height: 300px;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.work-category:hover img {
  transform: scale(1.1);
}

.work-category .overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.9));
  color: var(--accent-color);
  padding: 2rem 1rem 1rem;
  transform: translateY(100%);
  transition: transform 0.4s ease;
}

.work-category:hover .overlay {
  transform: translateY(0);
}

.work-title {
  background: var(--gradient-dark);
  color: var(--accent-color);
  text-align: center;
  padding: 1.5rem;
  margin: 0;
  font-size: 1.4rem;
  font-weight: 700;
  border-bottom: 4px solid var(--primary-color);
  transition: all 0.3s ease;
}

.work-category:hover .work-title {
  background: var(--gradient-primary);
  color: var(--accent-color);
}

.work-description {
  background-color: var(--accent-color);
  color: var(--secondary-color);
  text-align: center;
  padding: 1.2rem;
  margin: 0;
  font-size: 1rem;
  border-left: 4px solid var(--primary-color);
  border-right: 4px solid var(--primary-color);
  border-bottom: 4px solid var(--primary-color);
  line-height: 1.6;
  transition: all 0.3s ease;
}

.work-category:hover .work-description {
  background-color: #f8f9fa;
}

.container-custom {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* Footer */
.footer {
  background: #000;
  padding: 3rem 0 1rem;
  border-top: 1px solid rgba(255, 122, 0, 0.2);
  /* margin-top: 4rem; */
}

.footer-logo {
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent-color);
  margin-bottom: 1rem;
}

.footer-text {
  opacity: 0.7;
  margin-bottom: 2rem;
}

/* Responsive */
@media (max-width: 768px) {
  .header h1 {
    font-size: 2.2rem;
  }

  .work-category img {
    height: 250px;
  }

  .work-title {
    font-size: 1.2rem;
    padding: 1rem;
  }
}

/* Navbar toggler for mobile */
.navbar-toggler {
  border: none;
  padding: 0.25rem 0.5rem;
}

.navbar-toggler:focus {
  box-shadow: none;
}

.navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255, 255, 255, 0.75%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* Enhanced Responsive Design */
@media (max-width: 1200px) {
  .container {
    max-width: 100%;
    padding: 0 2rem;
  }

  .header h1 {
    font-size: 2.8rem;
  }
}

@media (max-width: 992px) {
  .header h1 {
    font-size: 2.5rem;
  }

  .navbar-nav {
    background: rgba(0, 0, 0, 0.95);
    padding: 1rem;
    border-radius: 10px;
    margin-top: 1rem;
  }

  .nav-link {
    text-align: center;
    padding: 0.8rem 0;
  }

  .work-category {
    margin-bottom: 1.5rem;
  }
}

@media (max-width: 768px) {
  .main-content {
    margin-top: 70px;
    padding: 1rem 0;
  }

  .header {
    padding: 2rem 0;
  }

  .header h1 {
    font-size: 2.2rem;
    line-height: 1.2;
  }

  .header .subtitle {
    font-size: 1.1rem;
  }

  .work-category img {
    height: 250px;
  }

  .work-title {
    font-size: 1.2rem;
    padding: 1rem;
  }

  .work-description {
    font-size: 0.9rem;
    padding: 1rem;
  }

  .container-custom {
    padding: 0 0.5rem;
  }

  .footer {
    text-align: center;
    padding: 2rem 0 1rem;
  }

  .footer .row > div {
    margin-bottom: 2rem;
  }
}

@media (max-width: 576px) {
  .header h1 {
    font-size: 1.8rem;
  }

  .header .subtitle {
    font-size: 1rem;
  }

  .navbar-brand {
    font-size: 1.5rem;
  }

  .work-category img {
    height: 200px;
  }

  .work-title {
    font-size: 1.1rem;
    padding: 0.8rem;
  }

  .work-description {
    font-size: 0.85rem;
    padding: 0.8rem;
  }

  .container {
    padding: 0 1rem;
  }

  .footer-logo {
    font-size: 1.5rem;
  }
}

@media (max-width: 480px) {
  .header h1 {
    font-size: 1.6rem;
  }

  .navbar-toggler {
    padding: 0.2rem 0.4rem;
  }

  .work-category {
    margin-bottom: 1rem;
  }

  .work-category img {
    height: 180px;
  }
}

/* Ensure all images are responsive */
img {
  max-width: 100%;
  height: auto;
}

/* Responsive text utilities */
.responsive-text {
  font-size: clamp(0.9rem, 2.5vw, 1.2rem);
}

/* Responsive containers */
@media (max-width: 768px) {
  .container-fluid {
    padding-left: 10px;
    padding-right: 10px;
  }
}

/* Touch-friendly buttons on mobile */
@media (max-width: 768px) {
  .btn,
  .filter-btn,
  .back-btn {
    min-height: 44px;
    min-width: 44px;
    padding: 0.8rem 1.5rem;
  }
}

/* Improved mobile navigation */
@media (max-width: 768px) {
  .navbar-collapse {
    background: rgba(0, 0, 0, 0.95);
    border-radius: 10px;
    margin-top: 1rem;
    padding: 1rem;
  }

  .navbar-nav .nav-link {
    border-bottom: 1px solid rgba(255, 122, 0, 0.2);
    margin: 0;
    padding: 1rem 0;
  }

  .navbar-nav .nav-link:last-child {
    border-bottom: none;
  }
}

/* Responsive grid layouts */
@media (max-width: 768px) {
  .row {
    margin-left: -10px;
    margin-right: -10px;
  }

  .row > * {
    padding-left: 10px;
    padding-right: 10px;
  }
}