:root {
    --bg-gradient: linear-gradient(135deg, #0f0c29, #302b63, #24243e);
    --text-main: #ffffff;
    --text-secondary: #b3b3b3;
    --card-bg: rgba(255, 255, 255, 0.1);
    --card-border: rgba(255, 255, 255, 0.2);
    --glass-blur: 10px;
    --primary-color: #b000ff;
    --secondary-color: #ff006e;
    --font-family: 'Noto Sans SC', system-ui, -apple-system, sans-serif;
}

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

body {
    font-family: var(--font-family);
    background: var(--bg-gradient);
    color: var(--text-main);
    min-height: 100vh;
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px 0;
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 40px 0 20px;
}

.logo {
    font-size: 2.5rem;
    font-weight: 700;
    background: linear-gradient(to right, #fff, #b000ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 10px;
}

.slogan {
    display: block;
    font-size: 1rem;
    color: var(--text-secondary);
    font-weight: 400;
    -webkit-text-fill-color: var(--text-secondary);
    margin-top: 5px;
}

/* Categories Grid */
.categories-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin: 30px 0;
}

@media (min-width: 768px) {
    .categories-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 25px;
    }
}

.category-card {
    background: var(--card-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--card-border);
    border-radius: 20px;
    padding: 20px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.category-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
    border-color: var(--accent);
}

.category-card .icon {
    font-size: 3rem;
    margin-bottom: 10px;
}

.category-card h3 {
    font-size: 1.1rem;
    font-weight: 500;
}

/* CTA Button */
.cta-container {
    text-align: center;
    margin: 40px 0;
}

.btn-primary {
    display: inline-block;
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 15px 40px;
    border-radius: 50px;
    font-size: 1.2rem;
    font-weight: bold;
    box-shadow: 0 5px 15px rgba(176, 0, 255, 0.4);
    transition: transform 0.2s, box-shadow 0.2s;
}

.btn-primary:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 25px rgba(176, 0, 255, 0.6);
}

.pulse {
    animation: pulse-animation 2s infinite;
}

@keyframes pulse-animation {
    0% { box-shadow: 0 0 0 0 rgba(176, 0, 255, 0.7); }
    70% { box-shadow: 0 0 0 15px rgba(176, 0, 255, 0); }
    100% { box-shadow: 0 0 0 0 rgba(176, 0, 255, 0); }
}

/* Footer */
.site-footer {
    text-align: center;
    padding: 20px;
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-top: auto;
    border-top: 1px solid var(--card-border);
}

/* Utilities */
.hidden { display: none !important; }