:root {
    --primary: #8a2be2;
    /* Blue Violet */
    --secondary: #00ffff;
    /* Cyan */
    --accent: #ff00ff;
    /* Magenta */
    --bg-dark: #0f0c29;
    --bg-gradient: linear-gradient(135deg, #0f0c29, #302b63, #24243e);
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --text-main: #ffffff;
    --text-muted: #b3b3b3;
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
}

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

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

/* Typography */
h1,
h2,
h3,
h4 {
    font-family: var(--font-heading);
    font-weight: 700;
}

.gradient-text {
    background: linear-gradient(to right, var(--secondary), var(--accent));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

/* Layout */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
header {
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--glass-border);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: bold;
    letter-spacing: 1px;
    color: var(--text-main);
    text-decoration: none;
}

.logo-img {
    height: 50px;
    /* Slightly larger */
    border-radius: 8px;
    filter: drop-shadow(0 0 10px rgba(138, 43, 226, 0.5));
    /* Glow effect for the image */
}

.logo-text {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.8rem;
    /* Holographic Gradient: Purple -> Cyan -> Pink */
    background: linear-gradient(90deg, #d946ef, #8b5cf6, #06b6d4);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    text-shadow: 0 0 20px rgba(139, 92, 246, 0.5);
    /* Glow matches the purple tone */
    letter-spacing: 2px;
}

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    margin-left: 20px;
    transition: color 0.3s;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--secondary);
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 100px 20px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50px;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(138, 43, 226, 0.3) 0%, rgba(0, 0, 0, 0) 70%);
    filter: blur(50px);
    z-index: -1;
    animation: pulse 5s infinite;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto 40px;
}

/* Categories Filter */
.categories {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.category-btn {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-main);
    padding: 10px 25px;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: var(--font-body);
    font-weight: 500;
}

.category-btn:hover,
.category-btn.active {
    background: var(--primary);
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(138, 43, 226, 0.4);
}

/* Category Landing Cards */
.category-landing {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.category-card-large {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    overflow: hidden;
    position: relative;
    height: 400px;
    transition: transform 0.3s, box-shadow 0.3s;
    text-decoration: none;
    display: block;
}

.category-card-large:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(138, 43, 226, 0.3);
    border-color: var(--secondary);
}

.category-card-large img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
}

.category-card-large:hover img {
    transform: scale(1.1);
}

.category-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.9), transparent);
    padding: 30px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.category-overlay h3 {
    font-size: 2rem;
    color: white;
    margin-bottom: 10px;
}

.category-overlay p {
    color: #ccc;
    margin-bottom: 15px;
}

.btn-arrow {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--secondary);
    font-weight: bold;
    text-transform: uppercase;
    font-size: 0.9rem;
}

/* Prompt Grid */
.prompts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
    padding-bottom: 50px;
}

.prompt-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    overflow: hidden;
    transition: transform 0.3s, box-shadow 0.3s;
    position: relative;
    display: flex;
    flex-direction: column;
}

.prompt-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    border-color: var(--secondary);
}

.card-image {
    width: 100%;
    height: 250px;
    object-fit: cover;
    background: #2a2a2a;
    /* Placeholder */
}

.card-content {
    padding: 20px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.card-tag {
    font-size: 0.8rem;
    color: var(--secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 10px;
    font-weight: 600;
}

.card-title {
    font-size: 1.25rem;
    margin-bottom: 10px;
}

.prompt-preview {
    background: rgba(0, 0, 0, 0.3);
    padding: 10px;
    border-radius: 8px;
    font-size: 0.9rem;
    color: #ddd;
    margin-bottom: 20px;
    font-family: monospace;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.card-actions {
    margin-top: auto;
    display: flex;
    gap: 10px;
}

.btn {
    padding: 10px 20px;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    font-weight: 600;
    transition: opacity 0.2s;
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
}

.btn-primary {
    background: linear-gradient(45deg, var(--secondary), var(--primary));
    color: white;
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--glass-border);
    color: var(--text-main);
}

.btn:hover {
    opacity: 0.9;
}

/* Toast Notification */
.toast {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: var(--secondary);
    color: #000;
    padding: 12px 24px;
    border-radius: 50px;
    font-weight: 600;
    opacity: 0;
    transition: all 0.3s;
    box-shadow: 0 5px 20px rgba(0, 255, 255, 0.3);
    z-index: 1000;
}

.toast.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

/* Footer */
footer {
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(10px);
    border-top: 1px solid var(--glass-border);
    padding: 50px 0 20px;
    margin-top: auto;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4 {
    color: var(--text-main);
    margin-bottom: 20px;
    font-size: 1.2rem;
}

.footer-section p {
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.6;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-links a:hover {
    color: var(--secondary);
}

.footer-social {
    display: flex;
    gap: 15px;
}

.social-icon {
    width: 40px;
    height: 40px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-main);
    text-decoration: none;
    transition: all 0.3s;
}

.social-icon:hover {
    background: var(--primary);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid var(--glass-border);
    color: var(--text-muted);
    font-size: 0.8rem;
}

/* Animations */
@keyframes pulse {
    0% {
        transform: translateX(-50%) scale(1);
        opacity: 0.5;
    }

    50% {
        transform: translateX(-50%) scale(1.2);
        opacity: 0.3;
    }

    100% {
        transform: translateX(-50%) scale(1);
        opacity: 0.5;
    }
}

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }

    .nav-links {
        display: none;
    }

    /* TODO: Mobile Menu */
}