:root {
    /* Neon Palette: Electric Cyan & Hot Magenta */
    --primary-hue: 320;
    --primary: hsl(320, 100%, 60%);
    --primary-glow: hsl(320, 100%, 60%, 0.5);

    --secondary: hsl(180, 100%, 50%);
    --secondary-glow: hsl(180, 100%, 50%, 0.5);

    /* Deep Cyberpunk Dark */
    --bg-dark: #0a0514;
    --bg-darker: #020105;

    --glass-bg: rgba(20, 10, 30, 0.6);
    --glass-border: rgba(255, 255, 255, 0.12);

    --text-main: #f0fdfa;
    --text-muted: #94a3b8;
    --text-accent: var(--secondary);

    --radius-lg: 16px;
    --radius-md: 8px;
    --radius-sm: 4px;

    --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);

    --nav-height: 90px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Outfit', sans-serif;
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-darker);
    background-image:
        radial-gradient(circle at 10% 20%, var(--primary-glow) 0%, transparent 40%),
        radial-gradient(circle at 90% 80%, var(--secondary-glow) 0%, transparent 40%);
    color: var(--text-main);
    min-height: 100vh;
    line-height: 1.6;
}

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

.glass-effect {
    background: #000000;
    /* Opaque black to blend with logo */
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
}

.glass-panel {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 0 15px -5px var(--primary-glow);
}

.gradient-text {
    background: linear-gradient(135deg, var(--secondary) 0%, var(--primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 0 5px rgba(255, 0, 255, 0.3));
}

/* Navbar */
.navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    height: var(--nav-height);
    display: flex;
    align-items: center;
}

.nav-container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
    /* Ensure container fills navbar height */
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-main);
    text-decoration: none;
    height: 100%;
    /* Fill container */
    padding: 0.25rem 0;
}

.logo img {
    height: 100%;
    /* Fill container height */
    width: 320px;
    /* Force a wide aspect ratio */
    max-height: 80px;
    display: block;
    object-fit: cover;
    /* Crop top/bottom black bars */
    object-position: center;
    /* Focus on the center banner */
    filter: drop-shadow(0 0 5px var(--primary-glow));
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

.nav-links a:hover {
    color: var(--secondary);
    text-shadow: 0 0 8px var(--secondary-glow);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--text-main);
    font-size: 1.5rem;
    cursor: pointer;
}

/* Ads */
.ad-container {
    width: 100%;
    max-width: 1200px;
    margin: 1rem auto;
    padding: 0 1rem;
    display: flex;
    justify-content: center;
}

.ad-placeholder {
    width: 100%;
    height: 100px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px dashed var(--glass-border);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.ad-sidebar .ad-placeholder {
    height: 600px;
}

.ad-footer .ad-placeholder {
    height: 250px;
}

/* Hero */
.hero-section {
    text-align: center;
    padding: 4rem 1.5rem 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: 3rem;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: linear-gradient(90deg, var(--primary), #9d4edd);
    color: white;
    padding: 0.75rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    box-shadow: 0 0 20px var(--primary-glow);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 30px var(--primary-glow);
    filter: brightness(1.2);
}

/* Tool Grid Layout */
.tool-section {
    padding: 2rem 1rem;
    max-width: 1200px;
    margin: 0 auto;
}

.tool-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 300px;
    gap: 1.5rem;
    align-items: start;
}

/* Tool Card Styles */
.tool-card {
    padding: 1.5rem;
}

.card-header {
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--glass-border);
    padding-bottom: 1rem;
}

.card-header h2 {
    font-size: 1.25rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--secondary);
    text-shadow: 0 0 10px var(--secondary-glow);
}

/* Form Styles */
.form-group {
    margin-bottom: 1.5rem;
}

.input-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-muted);
    font-size: 0.9rem;
}

input[type="text"],
select {
    width: 100%;
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid var(--glass-border);
    padding: 0.75rem;
    border-radius: var(--radius-md);
    color: var(--text-main);
    font-size: 1rem;
    outline: none;
    transition: var(--transition);
}

input[type="text"]:focus,
select:focus {
    border-color: var(--secondary);
    box-shadow: 0 0 10px var(--secondary-glow);
}

.helper-text {
    display: block;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

/* Type Selector */
.type-selector {
    display: flex;
    gap: 0.5rem;
    background: rgba(0, 0, 0, 0.4);
    padding: 0.25rem;
    border-radius: var(--radius-md);
}

.type-btn {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--text-muted);
    padding: 0.5rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-weight: 500;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.type-btn.active {
    background: var(--bg-dark);
    color: var(--primary);
    text-shadow: 0 0 8px var(--primary-glow);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

/* Options Row */
.options-row {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.size-select,
.color-select {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

input[type="color"] {
    background: transparent;
    border: none;
    width: 40px;
    height: 40px;
    cursor: pointer;
}

.generate-btn {
    width: 100%;
    background: linear-gradient(135deg, var(--secondary) 0%, var(--primary) 100%);
    color: white;
    border: none;
    padding: 1rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 1.1rem;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.75rem;
}

.generate-btn:hover {
    filter: brightness(1.2);
    transform: translateY(-1px);
    box-shadow: 0 0 15px var(--secondary-glow);
}

/* Preview Area */
.preview-panel {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-height: 400px;
}

.preview-area {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    background: rgba(0, 0, 0, 0.3);
    border-radius: var(--radius-md);
    margin-bottom: 1.5rem;
    padding: 1rem;
    border: 1px dashed var(--glass-border);
}

.qr-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    color: var(--text-muted);
}

.qr-code-img {
    max-width: 100%;
    height: auto;
    border: 4px solid white;
    border-radius: 4px;
    box-shadow: 0 0 25px rgba(255, 255, 255, 0.1);
}

.download-actions {
    display: flex;
    gap: 1rem;
    width: 100%;
}

.download-actions.disabled {
    opacity: 0.5;
    pointer-events: none;
}

.download-btn {
    flex: 1;
    padding: 0.75rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--glass-border);
    background: transparent;
    color: var(--text-main);
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
}

.download-btn:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--secondary);
    color: var(--secondary);
    box-shadow: 0 0 10px var(--secondary-glow);
}

.download-btn.primary {
    border-color: var(--primary);
    color: var(--primary);
}

.download-btn.primary:hover {
    background: var(--primary-glow);
    color: white;
}

/* SEO Content & Articles */
.content-section,
.sub-section,
.legal-section {
    padding: 4rem 1.5rem;
    background: var(--bg-darker);
    border-top: 1px solid var(--glass-border);
}

.content-container {
    max-width: 800px;
    margin: 0 auto;
}

.content-container h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    color: var(--text-main);
}

.content-container h3 {
    font-size: 1.5rem;
    margin: 2rem 0 1rem;
    color: var(--text-accent);
}

.content-container p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
    font-size: 1.05rem;
}

.content-container ul,
.content-container ol {
    margin-bottom: 1.5rem;
    padding-left: 1.5rem;
    color: var(--text-muted);
}

.content-container li {
    margin-bottom: 0.75rem;
}

/* Use Cases Grid */
.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.use-case {
    background: rgba(255, 255, 255, 0.02);
    padding: 1.5rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--glass-border);
    transition: var(--transition);
}

.use-case:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--secondary);
    transform: translateY(-5px);
}

.use-case h4 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-main);
    margin-bottom: 0.5rem;
}

.use-case svg {
    color: var(--secondary);
    filter: drop-shadow(0 0 5px var(--secondary-glow));
}

/* FAQ Grid */
.faq-grid {
    display: grid;
    gap: 1.5rem;
}

.faq-item {
    background: var(--glass-bg);
    padding: 1.5rem;
    border-radius: var(--radius-md);
    border: 1px solid transparent;
    transition: var(--transition);
}

.faq-item:hover {
    border-color: var(--glass-border);
}

.faq-item h3 {
    margin: 0 0 0.75rem 0;
    font-size: 1.1rem;
    color: var(--text-main);
}

.faq-item p {
    margin: 0;
    font-size: 0.95rem;
}

/* Footer */
.site-footer {
    padding: 3rem 1.5rem;
    background: #000000;
    border-top: 1px solid var(--glass-border);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
}

.footer-logo {
    font-weight: 700;
    font-size: 1.5rem;
    background: linear-gradient(90deg, var(--secondary), var(--primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.footer-links {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
    justify-content: center;
}

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

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

.copyright {
    color: var(--text-muted);
    font-size: 0.9rem;
    text-align: center;
}

/* Contact Form Specifics */
.contact-card {
    max-width: 600px;
    margin: 0 auto;
    padding: 2rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

textarea {
    width: 100%;
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid var(--glass-border);
    padding: 0.75rem;
    border-radius: var(--radius-md);
    color: var(--text-main);
    font-size: 1rem;
    outline: none;
    transition: var(--transition);
    resize: vertical;
    min-height: 120px;
}

textarea:focus {
    border-color: var(--secondary);
    box-shadow: 0 0 10px var(--secondary-glow);
}

/* Legal block styling */
.legal-block {
    margin-bottom: 3rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--glass-border);
}

.legal-block:last-child {
    border-bottom: none;
    padding-bottom: 0;
    margin-bottom: 0;
}

/* Share button overrides */
.download-btn.share-btn {
    flex: 0 0 auto;
    width: 50px;
}

/* Responsive Breakpoints */
@media (max-width: 1024px) {
    .tool-grid {
        grid-template-columns: 1fr 1fr;
    }

    .ad-sidebar {
        grid-column: span 2;
        display: none;
    }
}

@media (max-width: 768px) {
    .tool-grid {
        grid-template-columns: 1fr;
    }

    .nav-links {
        display: none;
    }

    .mobile-menu-btn {
        display: block;
    }

    .hero-title {
        font-size: 2.25rem;
    }

    .ad-sidebar {
        display: block;
        grid-column: span 1;
    }
}