@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;600&display=swap');

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

body {
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    /* Dark Animated Gradient Background */
    background: linear-gradient(45deg, #0f2027, #203a43, #1a1a2e, #16213e, #0f3460);
    background-size: 400% 400%;
    animation: gradientBG 15s ease infinite;
    color: #e0e0e0;
    overflow: hidden;
}

@keyframes gradientBG {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* Dark iOS Liquid Glass Effect */
.glass-container {
    width: 85%;
    max-width: 1000px;
    min-height: 80vh;
    background: rgba(10, 10, 10, 0.4);
    backdrop-filter: blur(25px);
    -webkit-backdrop-filter: blur(25px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    box-shadow: 0 25px 45px rgba(0, 0, 0, 0.5);
    padding: 30px;
    display: flex;
    flex-direction: column;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.logo {
    font-size: 24px;
    font-weight: 600;
    color: #ffffff;
}

.logo span {
    color: #00f2fe; /* Cyberpunk/Neon Blue highlight */
}

nav ul {
    list-style: none;
    display: flex;
    gap: 20px;
}

nav a {
    text-decoration: none;
    color: #b3b3b3;
    font-weight: 400;
    padding: 8px 15px;
    border-radius: 10px;
    transition: 0.3s;
}

nav a:hover, nav a.active {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.1);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

main {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 20px 0;
}

.highlight {
    color: #00f2fe;
}

.hidden-section {
    display: none;
}

.active-section {
    display: block;
    animation: fadeIn 0.8s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Dark Glass Buttons */
.glass-btn {
    margin-top: 20px;
    padding: 10px 25px;
    border: none;
    background: rgba(255, 255, 255, 0.05);
    color: #ffffff;
    font-size: 16px;
    border-radius: 10px;
    cursor: pointer;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: 0.3s;
    text-decoration: none;
    display: inline-block;
}

.glass-btn:hover {
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid #00f2fe;
    transform: translateY(-2px);
    box-shadow: 0 0 15px rgba(0, 242, 254, 0.3);
}

/* Software Grid */
.software-grid {
    display: flex;
    justify-content: center;
    gap: 25px;
    flex-wrap: wrap;
    margin-top: 30px;
}

.glass-card {
    background: rgba(0, 0, 0, 0.3);
    padding: 25px;
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    width: 280px;
    text-align: center;
    backdrop-filter: blur(15px);
    transition: 0.3s;
    color: #e0e0e0;
}

.glass-card:hover {
    transform: translateY(-10px);
    background: rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 15px 25px rgba(0, 0, 0, 0.4);
}

.glass-card i {
    color: #00f2fe;
}

.glass-card h3 {
    margin: 15px 0 10px;
    color: #ffffff;
}

.glass-card p {
    font-size: 14px;
    margin-bottom: 15px;
    line-height: 1.5;
}

/* Dark Form Styles */
.glass-form {
    display: flex;
    flex-direction: column;
    gap: 15px;
    width: 100%;
    max-width: 400px;
    margin: 20px auto 0;
}

.glass-form input, .glass-form textarea {
    padding: 12px;
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(0, 0, 0, 0.3);
    color: #ffffff;
    font-size: 16px;
    outline: none;
    transition: 0.3s;
}

.glass-form input:focus, .glass-form textarea:focus {
    border: 1px solid #00f2fe;
    background: rgba(0, 0, 0, 0.5);
}

.glass-form input::placeholder, .glass-form textarea::placeholder {
    color: #888888;
}