/* NullSec Linux - Official Download Portal Styles */

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

:root {
    --primary: #ff0040;
    --primary-dark: #cc0033;
    --bg: #0a0a0a;
    --bg-card: #111;
    --bg-hover: #1a1a1a;
    --text: #e0e0e0;
    --text-dim: #888;
    --border: #333;
    --accent-green: #00ff88;
    --accent-blue: #00aaff;
    --accent-purple: #aa00ff;
    --accent-gold: #ffaa00;
}

body {
    background: var(--bg);
    color: var(--text);
    font-family: 'JetBrains Mono', 'Share Tech Mono', monospace;
    line-height: 1.6;
    min-height: 100vh;
}

.scanlines {
    position: fixed;
    inset: 0;
    pointer-events: none;
    background: repeating-linear-gradient(
        to bottom,
        transparent 0,
        rgba(0,0,0,0.3) 1px,
        transparent 2px
    );
    z-index: 9999;
    opacity: 0.4;
}

.matrix-bg {
    position: fixed;
    inset: 0;
    opacity: 0.03;
    pointer-events: none;
    z-index: 0;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1rem 2rem;
    position: relative;
    z-index: 10;
}

/* Header */
header {
    text-align: center;
    padding: 2rem 0 3rem;
    border-bottom: 2px solid var(--border);
    margin-bottom: 2rem;
}

.ascii-logo {
    color: var(--primary);
    font-size: 0.7rem;
    line-height: 1.2;
    margin-bottom: 1rem;
    text-shadow: 0 0 10px var(--primary);
    overflow-x: auto;
}

h1 {
    font-family: 'VT323', monospace;
    font-size: 4rem;
    color: var(--primary);
    text-shadow: 
        0 0 20px var(--primary),
        0 0 40px var(--primary-dark);
    letter-spacing: 8px;
}

.subtitle {
    font-size: 1.2rem;
    color: var(--text-dim);
    margin-top: 0.5rem;
}

.version-badge {
    margin-top: 1rem;
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.badge {
    padding: 0.3rem 0.8rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 4px;
    font-size: 0.9rem;
    color: var(--text-dim);
}

.badge-new {
    border-color: var(--accent-green);
    color: var(--accent-green);
}

.badge-secure {
    border-color: var(--accent-gold);
    color: var(--accent-gold);
}

/* Navigation */
.nav-pills {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
    margin: 2rem 0;
    padding: 1rem;
    background: var(--bg-card);
    border-radius: 8px;
}

.nav-pills a {
    color: var(--text-dim);
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    transition: all 0.2s;
}

.nav-pills a:hover {
    color: var(--primary);
    background: rgba(255, 0, 64, 0.1);
}

/* Alert */
.alert {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.5rem;
    background: rgba(0, 170, 255, 0.1);
    border: 1px solid var(--accent-blue);
    border-radius: 8px;
    margin: 1.5rem 0;
}

.alert-icon {
    font-size: 1.5rem;
}

.alert strong {
    color: var(--accent-blue);
}

/* Section Headers */
.section-header {
    margin-bottom: 1.5rem;
}

.section-header h2 {
    font-size: 1.8rem;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.section-header .icon {
    font-size: 1.5rem;
}

.section-desc {
    color: var(--text-dim);
    margin-top: 0.3rem;
}

/* ISO Category */
.iso-category {
    margin: 3rem 0;
    padding: 2rem;
    background: rgba(17, 17, 17, 0.5);
    border-radius: 12px;
    border: 1px solid var(--border);
}

/* ISO Grid */
.iso-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
    gap: 1.5rem;
}

/* ISO Card */
.iso-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.5rem;
    position: relative;
    transition: all 0.3s ease;
    overflow: hidden;
}

.iso-card:hover {
    border-color: var(--primary);
    transform: translateY(-4px);
    box-shadow: 0 10px 40px rgba(255, 0, 64, 0.2);
}

.iso-card.premium {
    border-color: var(--accent-gold);
    background: linear-gradient(135deg, #1a1a0a 0%, #111 100%);
}

.iso-card.premium:hover {
    border-color: var(--accent-gold);
    box-shadow: 0 10px 40px rgba(255, 170, 0, 0.2);
}

.iso-card.live {
    border-color: var(--accent-green);
}

.iso-card.live:hover {
    border-color: var(--accent-green);
    box-shadow: 0 10px 40px rgba(0, 255, 136, 0.2);
}

.card-ribbon {
    position: absolute;
    top: 15px;
    right: -35px;
    background: var(--accent-gold);
    color: #000;
    padding: 0.3rem 2.5rem;
    font-size: 0.75rem;
    font-weight: bold;
    transform: rotate(45deg);
}

.ribbon-live {
    background: var(--accent-green);
}

.iso-icon {
    font-size: 3rem;
    margin-bottom: 0.5rem;
}

.iso-card h4 {
    font-size: 1.3rem;
    color: var(--text);
    margin-bottom: 0.5rem;
}

.iso-desc {
    color: var(--text-dim);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.iso-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 1rem;
    margin-bottom: 1rem;
}

.meta-item {
    font-size: 0.85rem;
    color: var(--text-dim);
}

.meta-item .label {
    color: var(--text);
}

.iso-features {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.feature {
    font-size: 0.8rem;
    color: var(--accent-green);
    background: rgba(0, 255, 136, 0.1);
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
}

.checksum {
    display: block;
    font-size: 0.7rem;
    color: var(--text-dim);
    background: var(--bg);
    padding: 0.5rem;
    border-radius: 4px;
    margin-bottom: 1rem;
    word-break: break-all;
}

.download-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.8rem 1.5rem;
    background: var(--primary-dark);
    color: #fff;
    text-decoration: none;
    border-radius: 6px;
    font-weight: bold;
    transition: all 0.2s;
    border: 1px solid var(--primary);
}

.download-btn:hover {
    background: var(--primary);
    box-shadow: 0 0 20px var(--primary);
    transform: scale(1.02);
}

.download-btn.btn-secondary {
    background: transparent;
    border-color: var(--border);
    color: var(--text);
    margin: 0.5rem 0.5rem 0.5rem 0;
}

.download-btn.btn-secondary:hover {
    border-color: var(--primary);
    color: var(--primary);
    box-shadow: none;
}

/* Tools Grid */
.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1rem;
}

.tool-item {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 0.8rem 1rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    transition: all 0.2s;
}

.tool-item:hover {
    border-color: var(--primary);
}

.tool-lang {
    font-size: 0.7rem;
    padding: 0.2rem 0.5rem;
    background: var(--primary-dark);
    color: #fff;
    border-radius: 4px;
    min-width: 60px;
    text-align: center;
}

.tool-item a {
    color: var(--accent-blue);
    text-decoration: none;
    font-weight: bold;
}

.tool-item a:hover {
    color: var(--primary);
}

.tool-desc {
    color: var(--text-dim);
    font-size: 0.85rem;
    margin-left: auto;
}

/* Security Badges */
.security-badges {
    margin-top: 2rem;
    padding: 1.5rem;
    background: var(--bg-card);
    border-radius: 8px;
    border: 1px solid var(--accent-green);
}

.security-badges h3 {
    color: var(--accent-green);
    margin-bottom: 1rem;
}

.badge-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.sec-badge {
    padding: 0.4rem 0.8rem;
    background: rgba(0, 255, 136, 0.1);
    color: var(--accent-green);
    border-radius: 4px;
    font-size: 0.85rem;
}

/* Verify Box */
.verify-box {
    background: var(--bg-card);
    padding: 1.5rem;
    border-radius: 8px;
}

.verify-box h4 {
    color: var(--text);
    margin: 1rem 0 0.5rem;
}

.verify-box h4:first-child {
    margin-top: 0;
}

.verify-box pre {
    background: var(--bg);
    padding: 1rem;
    border-radius: 6px;
    overflow-x: auto;
    margin-bottom: 1rem;
}

.verify-box code {
    color: var(--accent-green);
    font-size: 0.9rem;
}

/* Quickstart */
.quickstart-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.qs-card {
    background: var(--bg-card);
    padding: 1.5rem;
    border-radius: 8px;
    border: 1px solid var(--border);
}

.qs-card h4 {
    color: var(--primary);
    margin-bottom: 1rem;
}

.qs-card pre {
    background: var(--bg);
    padding: 1rem;
    border-radius: 6px;
    overflow-x: auto;
}

.qs-card code {
    color: var(--accent-green);
    font-size: 0.85rem;
}

/* Footer */
footer {
    text-align: center;
    padding: 3rem 0 2rem;
    border-top: 1px solid var(--border);
    margin-top: 4rem;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--text-dim);
    text-decoration: none;
    transition: color 0.2s;
}

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

.copyright {
    color: var(--text);
    margin-bottom: 0.5rem;
}

.disclaimer {
    color: var(--text-dim);
    font-size: 0.9rem;
}

.update-time {
    color: var(--text-dim);
    font-size: 0.85rem;
    margin-top: 1rem;
}

/* Animations */
.blink {
    animation: blink 1s step-end infinite;
}

@keyframes blink {
    50% { opacity: 0; }
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        padding: 1rem;
    }
    
    h1 {
        font-size: 2.5rem;
        letter-spacing: 4px;
    }
    
    .ascii-logo {
        font-size: 0.4rem;
    }
    
    .iso-grid {
        grid-template-columns: 1fr;
    }
    
    .nav-pills {
        gap: 0.5rem;
    }
    
    .nav-pills a {
        padding: 0.4rem 0.8rem;
        font-size: 0.9rem;
    }
}

/* Language Grid */
.lang-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 1rem;
    margin-top: 1.5rem;
}

.lang-card {
    background: rgba(0, 255, 65, 0.05);
    border: 1px solid var(--primary);
    border-radius: 8px;
    padding: 1rem;
    text-align: center;
    transition: all 0.3s ease;
}

.lang-card:hover {
    background: rgba(0, 255, 65, 0.15);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 255, 65, 0.2);
}

.lang-icon {
    display: block;
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.lang-name {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    color: var(--primary);
}

/* Tools List */
.tools-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.tool-category {
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(0, 255, 65, 0.2);
    border-radius: 8px;
    padding: 1.5rem;
}

.tool-category h4 {
    color: var(--primary);
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.tool-category a {
    display: block;
    padding: 0.5rem 0;
    color: var(--text);
    text-decoration: none;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9rem;
    transition: all 0.2s ease;
}

.tool-category a:hover {
    color: var(--primary);
    padding-left: 0.5rem;
}

/* Verify Box */
.verify-box {
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid var(--primary);
    border-radius: 8px;
    padding: 2rem;
    text-align: center;
}

.verify-box h4 {
    color: var(--primary);
    margin-bottom: 1rem;
}

.gpg-key, .gpg-fingerprint {
    display: block;
    background: rgba(0, 0, 0, 0.5);
    padding: 0.75rem;
    margin: 0.5rem 0;
    border-radius: 4px;
    font-family: 'JetBrains Mono', monospace;
}

.download-btn.small {
    display: inline-block;
    margin-top: 1rem;
    padding: 0.75rem 1.5rem;
    font-size: 0.9rem;
}

/* Live card variant */
.iso-card.live {
    border-color: #00d4ff;
}

.iso-card.live .card-ribbon {
    background: linear-gradient(135deg, #00d4ff, #0099cc);
}