* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

body {
  background: linear-gradient(135deg, rgb(0, 0, 0) 0%, #2c6dd4 100%);
  min-height: 100vh;
  color: #333;
  background: url("/Box-Photos/BG/01.jpg") center/cover;
}

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

/* Header and Navigation */
header {
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 1;
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0;
}

.logo {
  font-size: 28px;
  font-weight: 700;
  color: #4a6cf7;
  text-decoration: none;
  display: flex;
  align-items: center;
}

.logo i {
  margin-right: 10px;
}

.nav-menu {
  display: flex;
  list-style: none;
}

.nav-item {
  margin-left: 30px;
  position: relative;
}

.nav-link {
  color: #333;
  text-decoration: none;
  font-weight: 500;
  font-size: 17px;
  padding: 10px 0;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
}

.nav-link i {
  margin-right: 8px;
  font-size: 18px;
}

/* Hover Effects */
.nav-link:hover {
  color: #4a6cf7;
}

.nav-item::after {
  content: "";
  position: absolute;
  width: 0;
  height: 3px;
  background: #4a6cf7;
  bottom: 0;
  left: 0;
  transition: all 0.4s ease;
  border-radius: 10px;
}

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

/* Hero Section */
.hero {
  padding: 150px 0;
  text-align: center;
  max-width: 1200px;
  width: 100%;
  margin: auto;
}

.gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
  margin-bottom: 40px;
}

.box {
  height: 255px;
  border-radius: 12px;
  overflow: hidden;
  position: relative;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  transition: transform 0.4s, box-shadow 0.4s;
  z-index: 0;
  isolation: isolate; /* ✅ NEW — creates stacking context */
}


.box:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4);
}

.box-inner {
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.5rem;
  font-weight: 600;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
  position: relative;
  z-index: 2; /* stays above ::before overlay */
  padding: 20px;
  transition: transform 0.5s;
}

.box-inner {
  position: relative;
  z-index: 2; /* stays above overlay and text visible */
  transition: transform 0.5s;
}



.box:hover .box-inner {
  transform: scale(1.05);
}

/* Transparent first box */
.box1 .box-inner {
  background-color: rgba(106, 27, 154, 0.6);
}

/* Slide effects using ::before */
.box::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1; /* above background */
  border-radius: 11px;
  transition: all 0.7s ease;
  pointer-events: none;
}



/* Left to Right */
.box2::before {
  width: 0;
  height: 100%;
  top: 0;
  left: 0;
  background: linear-gradient(rgba(100, 100, 255, 0.5), rgba(0, 0, 255, 0.7));
  border-radius: 11px;
}

.box2:hover::before {
  width: 100%;
}

/* Right to Left */
.box3::before {
  width: 0;
  height: 100%;
  top: 0;
  right: 0;
  background: linear-gradient(rgba(100, 100, 255, 0.5), rgba(0, 0, 255, 0.7));
  border-radius: 11px;
}

.box3:hover::before {
  width: 100%;
}

/* Top to Bottom */
.box4::before {
  width: 100%;
  height: 0;
  top: 0;
  left: 0;
  background: linear-gradient(rgba(100, 100, 255, 0.5), rgba(0, 0, 255, 0.7));
  border-radius: 11px;
}

.box4:hover::before {
  height: 100%;
}

/* Bottom to Top */
.box5::before {
  width: 100%;
  height: 0;
  bottom: 0;
  left: 0;
  background: linear-gradient(rgba(100, 100, 255, 0.5), rgba(0, 0, 255, 0.7));
  border-radius: 11px;
}

.box5:hover::before {
  height: 100%;
}

/* Center to Sides */
.box6::before {
  width: 0;
  height: 100%;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(rgba(100, 100, 255, 0.5), rgba(0, 0, 255, 0.7));
  border-radius: 11px;
}

.box6:hover::before {
  width: 100%;
}

/* Sides to Center */
.box7 {
  width: 100%;
  border-radius: 16px;
  overflow: hidden;
  position: relative;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5);
  transition: transform 0.4s, box-shadow 0.4s;
}

/* Left to Center slider */
.left-slider {
  position: absolute;
  width: 0;
  height: 100%;
  top: 0;
  left: 0;
  background: linear-gradient(rgba(100, 100, 255, 0.5), rgba(0, 0, 255, 0.7));
  z-index: 3;
  transition: all 0.7s ease;
}

/* Right to Center slider */
.right-slider {
  position: absolute;
  width: 0;
  height: 100%;
  top: 0;
  right: 0;
  background: linear-gradient(rgba(100, 100, 255, 0.5), rgba(0, 0, 255, 0.7));
  z-index: 3;
  transition: all 0.7s ease;
}

.box7:hover .left-slider {
  width: 50%;
}

.box7:hover .right-slider {
  width: 50%;
}

/* Background images for boxes */

.box2 .box-inner {
  background: url("/Box-Photos/02.jpg") center/cover;
  z-index: -2;
}

.box3 .box-inner {
  background: url("/Box-Photos/03.jpg") center/cover;
  z-index: -2;
}

.box4 .box-inner {
  background: url("/Box-Photos/04.jpg") center/cover;
  z-index: -2;
}

.box5 .box-inner {
  background: url("/Box-Photos/06.jpg") center/cover;
  z-index: -2;
}

.box6 .box-inner {
  background: url("/Box-Photos/05.jpg") center/cover;
  z-index: -2;
}

.box7 .box-inner {
  background: url("/Box-Photos/07.jpg") center/cover;
  z-index: -2;
}

/* Footer */
footer {
  background: #2c3e50;
  color: white;
  padding: 60px 0 30px;
}

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

.footer-column h3 {
  font-size: 20px;
  margin-bottom: 20px;
}

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

.footer-links li {
  margin-bottom: 12px;
}

.footer-links a {
  color: #ddd;
  text-decoration: none;
  transition: color 0.3s;
}

.footer-links a:hover {
  color: #4a6cf7;
}

.copyright {
  text-align: center;
  padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: #aaa;
  font-size: 15px;
}

/* Responsive Design */
@media (max-width: 768px) {
  .navbar {
    flex-direction: column;
    padding: 15px 0;
  }

  .nav-menu {
    margin-top: 20px;
    flex-wrap: wrap;
    justify-content: center;
  }

  .nav-item {
    margin: 0 15px 10px;
  }

  .hero h1 {
    font-size: 36px;
  }

  .hero p {
    font-size: 18px;
  }
}

/* 6box */
@media (max-width: 900px) {
  .gallery {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .gallery {
    grid-template-columns: 1fr;
  }

  h1 {
    font-size: 2.5rem;
  }
}