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

body {
background-color: #f8f9fa;
font-family: 'Malgun Gothic', '맑은 고딕', dotum, sans-serif;
display: flex;
justify-content: center;
align-items: flex-start;
}

.page-container {
position: relative;
width: 100%;
max-width: 1920px;
margin: 0 auto;
overflow: hidden;
}

.bg-image {
width: 100%;
display: block;
height: auto;
}

.nav-container {
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 6.5vw;
max-height: 120px;
z-index: 10;
background: transparent;
}

.hotspot {
position: absolute;
display: block;
cursor: pointer;
background: rgba(255, 255, 255, 0);
transition: background 0.2s ease-in-out;
}

.hotspot:hover {
background: rgba(0, 102, 204, 0.04);
}

.logo-btn { top: 15%; left: 4%; width: 25%; height: 60%; }
.product-btn { top: 20%; left: 46.7%; width: 6%; height: 40%; }
.portfolio-btn { top: 25%; left: 56.5%; width: 6%; height: 40%; }
.about-btn { top: 25%; left: 65.7%; width: 6%; height: 40%; }

.popup-overlay {
display: none;
position: fixed;
top: 0;
left: 0;
width: 100vw;
height: 100vh;
background: rgba(0, 0, 0, 0.6);
z-index: 99999;
justify-content: flex-start;
align-items: flex-start;
backdrop-filter: blur(1px);
padding-top: 60px;
padding-left: 60px;
}

.popup-window {
width: 440px;
max-width: 90vw;
background: #ffffff;
border-radius: 6px;
box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
overflow: hidden;
display: flex;
flex-direction: column;
animation: popupFadeIn 0.25s ease-out;
}

@keyframes popupFadeIn {
from {
opacity: 0;
transform: scale(0.92);
}
to {
opacity: 1;
transform: scale(1);
}
}

.popup-header {
background: #1e2c40;
color: #ffffff;
padding: 10px 16px;
display: flex;
justify-content: space-between;
align-items: center;
}

.popup-title {
font-size: 15px;
font-weight: bold;
letter-spacing: -0.3px;
}

.popup-close-x {
background: #384860;
color: #ffffff;
border: none;
width: 24px;
height: 24px;
border-radius: 3px;
cursor: pointer;
font-size: 14px;
display: flex;
align-items: center;
justify-content: center;
transition: background 0.2s;
}

.popup-close-x:hover {
background: #e03131;
}

.popup-body {
width: 100%;
line-height: 0;
background: #ffffff;
}

.popup-img {
width: 100%;
height: auto;
display: block;
}

.popup-footer {
background: #555c66;
color: #ffffff;
text-align: center;
padding: 12px 0;
font-size: 14px;
font-weight: 500;
cursor: pointer;
user-select: none;
transition: background 0.2s;
}

.popup-footer:hover {
background: #3e444c;
text-decoration: underline;
}