* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Montserrat', sans-serif;
}

body {
    /* Replace 'bg-network.jpg' with your dark blue network background image */
    background: url('../image/background.webp') no-repeat center center fixed; 
    background-size: cover;
    background-color: #051025; /* Fallback color */
    color: white;
    min-height: 100vh;
    /* margin: 0; */
    /* height: 100vh; */
    /* position: relative; */
}

/* --- Header / Navigation --- */
header {
    background: linear-gradient(to right, rgba(93, 224, 230, 0.7),rgba(0, 74, 173, 0.7));
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 5%;
    position: relative;
    z-index: 10;
}

.logo {
    /* Adjust width according to your actual logo file */
    width: 200px; 
    height: auto;
}

nav {
    background: linear-gradient(90deg, #5de0e6 0%, #004aad 100%); /* Light blue gradient */
    padding: 15px 40px;
    border-radius: 50px;
    box-shadow: 0 4px 15px rgba(0, 198, 251, 0.15);
    display: flex;
    align-items: center;
    gap: 30px;
}

nav a {
    text-decoration: none;
    color: white;
    font-size: 1rem;
    font-weight: 500;
    transition: opacity 0.3s;
}

nav a:hover {
    opacity: 0.8;
}

.btn-demo {
    font-weight: 800; /* Extra bold for specific button link */
    text-transform: capitalize;
}

/* --- Main Hero Section --- */
.hero-container {
    display: flex;
    height: calc(100vh - 20px); /* Remaining height after header */
    padding: 0 5%;
    align-items: center;
    justify-content: space-between;
    position: relative;
}

/* --- Left Column: Text & Features --- */
.left-content {
    flex: 1;
    max-width: 500px;
    z-index: 5;
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.title-box {
    background: linear-gradient(to right, rgba(93, 224, 230, 0.7),rgba(0, 74, 173, 0.7)); /* Semi-transparent dark blue */
    padding: 15px 30px;
    border-radius: 20px;
    display: inline-block;
    /* backdrop-filter: blur(5px); */
    /* border: 1px solid rgba(255,255,255,0.1); */
}

h1 {
    font-size: 2.5rem;
    line-height: 1.2;
    font-weight: 800;
}

.feature-card {
    background: linear-gradient(to right, #5de0e6 0%, #004aad 100%);
    padding: 30px;
    border-radius: 25px;
    color: white;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
    position: relative;
    overflow: hidden;
}

.icons-row {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
}

.icon-wrapper {
    width: 60px;
    height: 60px;
    /* Flex center for the icon images */
    display: flex;
    align-items: center;
    justify-content: center;
}

.icon-wrapper img {
    width: 100%;
    height: auto;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.2));
}

.feature-list {
    list-style: none;
}

.feature-list li {
    font-size: 1.1rem;
    margin-bottom: 8px;
    font-weight: 500;
}

/* Login Button */
.login-wrapper {
    margin-top: 20px;
    position: relative;
    display: inline-block;
}

.btn-login {
    background: linear-gradient(to right, #5de0e6 0%, #004aad 100%);
    color: white;
    border: none;
    padding: 15px 50px;
    font-size: 1.5rem;
    font-weight: 800;
    border-radius: 15px;
    cursor: pointer;
    box-shadow: 0 0 15px rgba(16, 107, 163, 0.6);
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    z-index: 2;
    text-decoration: none;
}

/* Decorative sparkles near login button */
.sparkle {
    position: absolute;
    width: 70px;
    height: 70px;
    top: -10px;
    right: 120px;
    z-index: 1;
    /* opacity: 0.8; */
}

/* --- Right Column: Skeleton Image --- */
.right-content {
    flex: 1;
    height: 100%;
    display: flex;
    align-items: flex-end; /* Align to bottom */
    justify-content: center;
    position: relative;
}

.skeleton-img {
    max-height: 90vh;
    width: auto;
    object-fit: contain;
    /* Use a drop shadow to make the blue glow pop */
    filter: drop-shadow(0 0 20px rgba(0, 200, 255, 0.4));
}

/* Responsive Tweaks */
@media (max-width: 1024px) {
    h1 { font-size: 2rem; }
    .hero-container { flex-direction: column; justify-content: flex-start; overflow-y: auto; }
    .right-content { margin-top: -50px; z-index: 0; opacity: 0.6; }
    .left-content { width: 100%; align-items: center; text-align: center; }
    .icons-row { justify-content: center; }
    header { flex-direction: column; gap: 20px; }
}