:root{
  --bg:#f3f8ff;
  --bg-2:#eef4ff;
  --card:#ffffff;
  --line:#d9e6ff;
  --text:#13203d;
  --muted:#5f7095;
  --primary:#2563eb;
  --accent:#ff7a18;
  --mint:#0ea5a4;
  --shadow:0 18px 45px rgba(26,73,153,.12);
}

*{box-sizing:border-box}
body{
  margin:0;
  font-family:"Plus Jakarta Sans","Segoe UI",Tahoma,sans-serif;
  color:var(--text);
  background:
    radial-gradient(55rem 26rem at -10% -5%, rgba(37,99,235,.12), transparent 60%),
    radial-gradient(45rem 22rem at 100% 0%, rgba(255,122,24,.12), transparent 58%),
    linear-gradient(180deg,var(--bg),var(--bg-2));
  min-height:100vh;
}

body,
a, button, input, textarea, select,
video {
  cursor: none !important;
}


.topbar{
    position: relative;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: background 0.2s ease;
}
#custom-cursor {
  position: fixed;
  top: 0;
  left: 0;
  width: 18px;
  height: 18px;
  border: 2px solid #ff6b35;
  border-radius: 50%;
  pointer-events: none;
  transform: translate(-50%, -50%);
  z-index: 2147483647;
  transition: transform 0.08s ease;
}

.topbar-inner{
    max-width: 1200px;
    margin: 0 auto;
    padding: 16px 12px !important;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid transparent;
    background: transparent;
    font-family: Arial, sans-serif;
    border-bottom: 1px solid #cbcbcba7;
}

.logo{
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-img img{
    width: 120px;
    height: auto;
    display: block;
}

.nav-links{
    display: flex;
    align-items:  center;
    gap: 16px;

}

.nav-links a{
    text-decoration: none;
    color: #494b4c;
    font-weight: 500;
    font-size: 17px;
    border-radius: 10px;
    padding: 12px 18px;
    transition: background 0.2s ease, transform 0.2s ease;
    
}
.nav-links a:hover{
    background: #9e9e9e6a;
    border-radius: 10px;   
}

.contact-link{
    padding: 12px 24px !important;
    background: linear-gradient(#F7931E, #FF6B35);
    color:  white !important;
    border-radius: 10px;
    transition: transform 0.2s ease, background 0.2s ease;
}

.contact-link:hover{
    transform: scale(1.06);
    background: linear-gradient(#F7931E, #FF6B35) !important;
    box-shadow: 0 10px 20px rgba(99, 98, 98, 0.18);
}

.hamburger{
    display: none;
    background: transparent;
    border: 0;
    width: 40px;
    height: 28px;
    flex-direction: column;
    justify-content: space-between;
    cursor: pointer;
}
.hamburger span{
    display: block;
    height: 3px;
    background: rgb(55, 55, 55);
    border-radius: 2px;
    transition: transform 0.25s ease, opacity 0.2s ease;
}
.hamburger.active span:nth-child(1){
    transform: translateY(12px) rotate(45deg);
}

.hamburger.active span:nth-child(2){
    opacity: 0;
}

.hamburger.active span:nth-child(3){
    transform: translateY(-12px) rotate(-45deg);
}

.mobile-drawer{
    position: relative;
    top: 60px;
    width: 100%;
    height: 0;
    overflow: hidden;
    background: #ffffffec;
    padding: 0 20px;
    transition: height 0.25s ease;
    z-index: 999;
}

.mobile-drawer.open{
    height: calc(32% - 60px);
    padding: 20px;
}

.nav-links.mobile{
    display: flex;
    flex-direction: column;
    gap: 8px; 
    align-items: flex-start;
    
}

.nav-links.mobile a{
    color: #424958;
    width: 335px; 
    font-size: 24px;
    align-items: flex-start;
    text-align: left;
    
}

.nav-links.mobile .contact-link{ 
    align-items: flex-start;
    text-align: center;
    width: 325px;
}

.page-wrap{
  max-width:1180px;
  margin:34px auto 64px;
  padding:0 18px;
}

.project-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:22px;
  overflow:hidden;
  box-shadow:var(--shadow);
}

/* sleek product-page style header */
.hero{
  position:relative;
  padding:34px 30px 22px;
  background:
    linear-gradient(115deg,#2563eb 0%, #3b82f6 40%, #60a5fa 100%);
  color:#fff;
}
.hero::before{
  content:"";
  position:absolute;
  right:-120px;
  top:-120px;
  width:320px;
  height:320px;
  border-radius:50%;
  background:rgba(255,255,255,.18);
}
.hero::after{
  content:"";
  position:absolute;
  left:-80px;
  bottom:-120px;
  width:260px;
  height:260px;
  border-radius:50%;
  background:rgba(14,165,164,.26);
}

h1{
  position:relative;
  z-index:1;
  margin:0 0 12px;
  font-size:clamp(28px,4vw,50px);
  line-height:1.08;
  font-weight:800;
}

.project-date{
  position:relative;
  z-index:1;
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:8px 14px;
  border-radius:999px;
  font-size:13px;
  color:#f5f9ff;
  border:1px solid rgba(255,255,255,.35);
  background:rgba(255,255,255,.16);
}

.banner-wrap{
  padding:18px;
  background:#f8fbff;
  border-bottom:1px solid var(--line);
}
.banner-wrap img{
  width:100%;
  max-height:540px;
  object-fit:cover;
  display:block;
  border-radius:16px;
  border:1px solid #d8e4fb;
  box-shadow:0 12px 28px rgba(37,99,235,.12);
}

.project-content{
  padding:18px 28px 30px;
}

.description{
  margin:0;
  color:var(--text);
  font-size:18px;
  line-height:1.85;
}
.description p{margin:0 0 12px}

.section-title{
  margin:28px 0 14px;
  font-size:24px;
  font-weight:800;
  color:#173067;
  display:flex;
  align-items:center;
  gap:10px;
}
.section-title::before{
  content:"";
  width:36px;
  height:5px;
  border-radius:99px;
  background:linear-gradient(90deg,var(--accent),var(--primary));
}

.project-media-gallery{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(220px,1fr));
  gap:14px;
}

.media-thumb{
  position:relative;
  border:1px solid #d9e6ff;
  border-radius:14px;
  overflow:hidden;
  padding:0;
  margin:0;
  cursor:pointer;
  background:#fff;
  aspect-ratio: 16/10;
  transition:transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.media-thumb:hover{
  transform:translateY(-3px);
  border-color:#9ec0ff;
  box-shadow:0 12px 24px rgba(37,99,235,.16);
}
.media-thumb img,.media-thumb video{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
}
.play-badge{
  position:absolute;
  right:10px;
  bottom:10px;
  font-size:12px;
  color:#fff;
  border-radius:999px;
  padding:5px 10px;
  background:linear-gradient(90deg,var(--mint),var(--primary));
}

/* lightbox */
.media-lightbox{
  position:fixed;
  inset:0;
  display:none;
  z-index:9999;
  background:rgba(15,31,66,.86);
  backdrop-filter: blur(3px);
}
.media-lightbox.open{
  display:grid;
  grid-template-columns:64px 1fr 64px;
  align-items:center;
}
.lb-stage{
  height:100%;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:22px;
}
.lb-media{
  max-width:95vw;
  max-height:90vh;
  object-fit:contain;
  border-radius:14px;
  border:1px solid rgba(255,255,255,.35);
  box-shadow:0 22px 52px rgba(0,0,0,.45);
  background:#fff;
}
.lb-close,.lb-prev,.lb-next{
  width:46px;
  height:46px;
  border:0;
  border-radius:50%;
  cursor:pointer;
  color:#fff;
  background:rgba(255,255,255,.22);
  display:grid;
  place-items:center;
  font-size:20px;
  transition:.2s ease;
}
.lb-close:hover,.lb-prev:hover,.lb-next:hover{
  background:rgba(255,255,255,.35);
  transform:scale(1.05);
}
.lb-close{position:absolute;top:18px;right:18px}
.lb-prev{margin-left:10px}
.lb-next{margin-right:10px}

@media (max-width:920px){

  .nav-links.desktop{
        display: none;
    }
    .hamburger{
        display: flex;
    }

  .hero{padding:24px 18px 14px}
  .project-content{padding:14px 16px 22px}
  .description{font-size:16px;line-height:1.8}
}

@media (max-width:640px){
  .project-media-gallery{
    grid-template-columns:repeat(2,minmax(0,1fr));
    gap:10px;
  }
  .media-lightbox.open{
    grid-template-columns:52px 1fr 52px;
  }
  .lb-prev,.lb-next{
    width:38px;height:38px;font-size:18px;
  }
}