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

:root {
    --bg-primary: #0f0f1a;
    --bg-secondary: #1a1a2e;
    --bg-card: #16162a;
    --bg-card-hover: #1e1e3a;
    --text-primary: #f0f0ff;
    --text-secondary: #a0a0c0;
    --text-muted: #606080;
    --accent-primary: #a855f7;
    --accent-secondary: #f59e0b;
    --accent-gradient: linear-gradient(135deg, #a855f7 0%, #f59e0b 50%, #ec4899 100%);
    --accent-glow: radial-gradient(circle, rgba(168, 85, 247, 0.15) 0%, transparent 70%);
    --border-color: rgba(255, 255, 255, 0.06);
    --border-color-hover: rgba(168, 85, 247, 0.2);
    --shadow-sm: 0 2px 12px rgba(168, 85, 247, 0.08);
    --shadow-md: 0 8px 24px rgba(168, 85, 247, 0.12);
    --shadow-lg: 0 16px 48px rgba(168, 85, 247, 0.18);
    --shadow-xl: 0 24px 80px rgba(168, 85, 247, 0.25);
    --glass-bg: rgba(22, 22, 42, 0.6);
    --glass-border: rgba(255, 255, 255, 0.08);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--glass-bg);
    backdrop-filter: blur(24px);
    border-bottom: 1px solid var(--glass-border);
    z-index: 1000;
}

.header-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 16px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-svg {
    width: 40px;
    height: 40px;
}

.logo-text {
    font-size: 24px;
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    gap: 40px;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-gradient);
    transition: width 0.3s ease;
}

.nav-link:hover {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-link:hover::after {
    width: 100%;
}

.btn-download {
    background: var(--accent-gradient);
    color: var(--bg-primary);
    padding: 12px 28px;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.btn-download::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.5s ease;
}

.btn-download:hover::before {
    left: 100%;
}

.btn-download:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(168, 85, 247, 0.4);
}

/* Hero */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
}

.grid-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 60px 60px;
}

.glow-effect {
    position: absolute;
    width: 900px;
    height: 900px;
    top: 40%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: radial-gradient(circle, rgba(168, 85, 247, 0.15) 0%, rgba(245, 158, 11, 0.08) 50%, transparent 70%);
    filter: blur(100px);
    animation: float 8s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translate(-50%, -50%) scale(1); }
    50% { transform: translate(-50%, -50%) scale(1.1); }
}

.hero-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, rgba(168, 85, 247, 0.15) 0%, rgba(245, 158, 11, 0.1) 100%);
    border: 1px solid rgba(168, 85, 247, 0.25);
    padding: 8px 20px;
    border-radius: 24px;
    margin-bottom: 32px;
    box-shadow: 0 4px 20px rgba(168, 85, 247, 0.1);
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);
    border-radius: 50%;
    animation: glowPulse 2s ease-in-out infinite;
    box-shadow: 0 0 12px rgba(168, 85, 247, 0.5);
}

@keyframes glowPulse {
    0%, 100% { opacity: 1; box-shadow: 0 0 12px rgba(168, 85, 247, 0.5); }
    50% { opacity: 0.7; box-shadow: 0 0 20px rgba(245, 158, 11, 0.6); }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.badge-text {
    font-size: 13px;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 600;
}

.hero-title {
    font-size: 76px;
    font-weight: 800;
    line-height: 1.05;
    margin-bottom: 28px;
    letter-spacing: -0.03em;
    background: linear-gradient(135deg, #f0f0ff 0%, #d0d0ff 50%, #b0b0e0 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.title-line {
    display: block;
}

.title-line.highlight {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-desc {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 40px;
    line-height: 1.8;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-bottom: 60px;
}

.btn-primary,
.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 32px;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-primary {
    background: var(--accent-gradient);
    color: var(--bg-primary);
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s ease;
}

.btn-primary:hover::before {
    left: 100%;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 40px rgba(168, 85, 247, 0.4);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.03);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(168, 85, 247, 0.08);
    border-color: rgba(168, 85, 247, 0.3);
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(168, 85, 247, 0.15);
}

.btn-icon {
    width: 20px;
    height: 20px;
}

.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 48px;
    padding: 36px 48px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    backdrop-filter: blur(20px);
    box-shadow: var(--shadow-lg);
}

.stat {
    text-align: center;
}

.stat-value {
    font-size: 32px;
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 14px;
    color: var(--text-secondary);
    margin-top: 4px;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--border-color);
}

/* Section Styles */
.features,
.showcase,
.download,
.faq {
    padding: 120px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-tag {
    display: inline-block;
    padding: 8px 20px;
    background: linear-gradient(135deg, rgba(168, 85, 247, 0.12) 0%, rgba(245, 158, 11, 0.08) 100%);
    border: 1px solid rgba(168, 85, 247, 0.2);
    border-radius: 24px;
    font-size: 13px;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 600;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.section-title {
    font-size: 52px;
    font-weight: 700;
    margin-bottom: 20px;
    letter-spacing: -0.03em;
    background: linear-gradient(135deg, #f0f0ff 0%, #d0d0ff 50%, #b0b0e0 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-desc {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Features */
.features {
    background: var(--bg-secondary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
}

.feature-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 36px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(20px);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(168, 85, 247, 0.3), transparent);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.feature-card:hover::before {
    opacity: 1;
}

.feature-card:hover {
    border-color: rgba(168, 85, 247, 0.3);
    background: rgba(30, 30, 58, 0.8);
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.feature-icon-wrapper {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, rgba(168, 85, 247, 0.15) 0%, rgba(245, 158, 11, 0.1) 100%);
    border: 1px solid rgba(168, 85, 247, 0.2);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    transition: all 0.4s ease;
}

.feature-card:hover .feature-icon-wrapper {
    background: linear-gradient(135deg, rgba(168, 85, 247, 0.25) 0%, rgba(245, 158, 11, 0.2) 100%);
    border-color: rgba(168, 85, 247, 0.4);
    transform: scale(1.1) rotate(5deg);
}

.feature-icon {
    width: 32px;
    height: 32px;
    color: var(--accent-primary);
    filter: drop-shadow(0 0 8px rgba(168, 85, 247, 0.5));
}

.feature-card h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 12px;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.7;
}

/* Showcase */
.showcase-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    align-items: start;
}

.showcase-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 28px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(20px);
    position: relative;
    overflow: hidden;
}

.showcase-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(168, 85, 247, 0.3), transparent);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.showcase-card:hover::before {
    opacity: 1;
}

.showcase-card:hover {
    border-color: rgba(168, 85, 247, 0.3);
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
}

.showcase-card.featured {
    grid-row: span 2;
    background: linear-gradient(135deg, rgba(168, 85, 247, 0.08) 0%, rgba(245, 158, 11, 0.06) 100%);
    border: 1px solid rgba(168, 85, 247, 0.2);
}

.showcase-preview {
    background: var(--bg-secondary);
    border-radius: 16px;
    overflow: hidden;
    margin-bottom: 20px;
}

.preview-header {
    background: rgba(255, 255, 255, 0.02);
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color);
}

.preview-dots {
    display: flex;
    gap: 6px;
}

.preview-dots span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--border-color);
}

.preview-body {
    padding: 32px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 280px;
}

.showcase-card.featured .preview-body {
    min-height: 360px;
}

.showcase-preview.compact .preview-body {
    min-height: 220px;
    padding: 20px;
}

.connection-circle {
    margin-bottom: 24px;
}

.connection-icon {
    width: 80px;
    height: 80px;
}

.connection-info {
    text-align: center;
    margin-bottom: 24px;
}

.info-label {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.info-value {
    font-size: 28px;
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.info-value.connected {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.connection-stats {
    display: flex;
    gap: 32px;
}

.stat-box {
    text-align: center;
}

.stat-box .stat-label {
    font-size: 13px;
    color: var(--text-muted);
    display: block;
    margin-bottom: 4px;
}

.stat-box .stat-data {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
}

.server-list {
    width: 100%;
}

.server-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 8px;
    background: rgba(255, 255, 255, 0.02);
    transition: all 0.3s ease;
}

.server-item:hover,
.server-item.active {
    background: linear-gradient(135deg, rgba(168, 85, 247, 0.15) 0%, rgba(245, 158, 11, 0.1) 100%);
    border: 1px solid rgba(168, 85, 247, 0.25);
    transform: translateX(4px);
}

.server-item .flag {
    font-size: 20px;
}

.server-item .server-name {
    flex: 1;
    font-size: 14px;
    font-weight: 500;
}

.server-item .server-ping {
    font-size: 13px;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 600;
}

.settings-list {
    width: 100%;
}

.setting-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 0;
    border-bottom: 1px solid var(--border-color);
}

.setting-row:last-child {
    border-bottom: none;
}

.toggle-switch {
    width: 44px;
    height: 24px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    position: relative;
    cursor: pointer;
    transition: all 0.3s ease;
}

.toggle-switch::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    background: white;
    border-radius: 50%;
    top: 2px;
    left: 2px;
    transition: transform 0.3s ease;
}

.toggle-switch.on {
    background: var(--accent-gradient);
}

.toggle-switch.on::after {
    transform: translateX(20px);
}

.showcase-card h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
}

.showcase-card p {
    color: var(--text-secondary);
    font-size: 14px;
}

.showcase-cards {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

/* Download */
.download {
    background: var(--bg-secondary);
}

.download-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.download-tag {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(0, 245, 160, 0.1);
    border: 1px solid rgba(0, 245, 160, 0.2);
    border-radius: 20px;
    font-size: 13px;
    color: var(--accent-primary);
    font-weight: 600;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.download-title {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}

.download-desc {
    font-size: 17px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 32px;
}

.download-features {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.download-feature {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 15px;
    color: var(--text-primary);
}

.check-icon {
    width: 20px;
    height: 20px;
    color: var(--accent-primary);
}

.download-platforms {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.platform-card {
    display: flex;
    align-items: center;
    gap: 20px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 24px 28px;
    text-decoration: none;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(20px);
    position: relative;
    overflow: hidden;
}

.platform-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(168, 85, 247, 0.3), transparent);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.platform-card:hover::before {
    opacity: 1;
}

.platform-card:hover {
    border-color: rgba(168, 85, 247, 0.4);
    background: rgba(30, 30, 58, 0.8);
    transform: translateX(12px);
    box-shadow: var(--shadow-lg);
}

.platform-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(168, 85, 247, 0.1) 0%, rgba(245, 158, 11, 0.08) 100%);
    border: 1px solid rgba(168, 85, 247, 0.2);
    border-radius: 16px;
    transition: all 0.4s ease;
}

.platform-card:hover .platform-icon {
    background: linear-gradient(135deg, rgba(168, 85, 247, 0.2) 0%, rgba(245, 158, 11, 0.15) 100%);
    border-color: rgba(168, 85, 247, 0.4);
    transform: scale(1.1);
}

.platform-icon svg {
    width: 24px;
    height: 24px;
    color: var(--text-primary);
}

.platform-info {
    flex: 1;
}

.platform-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}

.platform-ver {
    font-size: 13px;
    color: var(--text-secondary);
}

.platform-arrow {
    width: 20px;
    height: 20px;
    color: var(--text-muted);
    transition: transform 0.3s ease;
}

.platform-card:hover .platform-arrow {
    transform: translateX(6px);
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* FAQ */
.faq-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(20px);
}

.faq-item:hover {
    border-color: rgba(168, 85, 247, 0.25);
    box-shadow: var(--shadow-md);
}

.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px;
    cursor: pointer;
}

.faq-question h3 {
    font-size: 17px;
    font-weight: 600;
    margin: 0;
}

.faq-icon {
    width: 20px;
    height: 20px;
    color: var(--text-secondary);
    transition: transform 0.3s ease;
}

.faq-item:hover .faq-icon {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.faq-answer {
    padding: 0 24px 24px;
    border-top: 1px solid var(--border-color);
    display: none;
}

.faq-answer p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-top: 16px;
}

.faq-item.active .faq-answer {
    display: block;
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
}

/* Footer */
.footer {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, rgba(168, 85, 247, 0.05) 100%);
    border-top: 1px solid var(--glass-border);
    padding: 100px 0 40px;
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(168, 85, 247, 0.3), transparent);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 64px;
    margin-bottom: 64px;
}

.footer-brand .logo {
    margin-bottom: 20px;
}

.footer-brand p {
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 14px;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 48px;
}

.footer-section h4 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer-section a {
    display: block;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    margin-bottom: 12px;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding-top: 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 14px;
}

.footer-social {
    display: flex;
    gap: 16px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    color: var(--text-secondary);
    transition: all 0.3s ease;
}

.footer-social a:hover {
    border-color: rgba(168, 85, 247, 0.4);
    background: var(--accent-gradient);
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(168, 85, 247, 0.3);
}

.footer-social a:hover svg {
    color: white;
}

.footer-social a svg {
    width: 20px;
    height: 20px;
}

/* Responsive */
@media (max-width: 1024px) {
    .showcase-container {
        grid-template-columns: 1fr;
    }
    
    .showcase-cards {
        flex-direction: row;
    }
    
    .download-content {
        grid-template-columns: 1fr;
        gap: 48px;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .hero-title {
        font-size: 48px;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 24px;
    }
    
    .stat-divider {
        display: none;
    }
    
    .section-title {
        font-size: 36px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .showcase-cards {
        flex-direction: column;
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 24px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .header-inner {
        padding: 12px 16px;
    }
    
    .btn-download {
        display: none;
    }
    
    .hero-title {
        font-size: 36px;
    }
    
    .hero-desc {
        font-size: 16px;
    }
    
    .btn-primary,
    .btn-secondary {
        width: 100%;
        justify-content: center;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
    }
}

/* Smooth Scroll */
html {
    scroll-behavior: smooth;
}

/* ========== Download Page Styles ========== */
.download-page {
    position: relative;
    min-height: 100vh;
    padding: 140px 0 80px;
    overflow: hidden;
}

.download-bg {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
}

.download-bg .grid-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 60px 60px;
}

.download-bg .glow-effect {
    position: absolute;
    width: 600px;
    height: 600px;
    top: 30%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: radial-gradient(circle, rgba(0, 245, 160, 0.08) 0%, transparent 70%);
    filter: blur(80px);
}

.download-header {
    text-align: center;
    margin-bottom: 48px;
}

.download-tag {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(0, 245, 160, 0.1);
    border: 1px solid rgba(0, 245, 160, 0.2);
    border-radius: 20px;
    font-size: 13px;
    color: var(--accent-primary);
    font-weight: 600;
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.download-title {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.download-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Platform Tabs */
.platform-tabs {
    display: flex;
    gap: 12px;
    justify-content: center;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

.tab-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 16px 24px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    color: var(--text-secondary);
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.tab-btn:hover {
    border-color: var(--border-color-hover);
    background: var(--bg-card-hover);
}

.tab-btn.active {
    background: var(--accent-gradient);
    color: var(--bg-primary);
    border-color: transparent;
    box-shadow: 0 8px 24px rgba(168, 85, 247, 0.4);
}

.tab-icon {
    width: 24px;
    height: 24px;
}

.tab-btn.active .tab-icon {
    color: var(--bg-primary);
}

/* Download Content Area */
.download-content-area {
    max-width: 700px;
    margin: 0 auto;
    position: relative;
}

.platform-panel {
    display: none;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 40px;
    animation: fadeIn 0.3s ease;
}

.platform-panel.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.panel-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 32px;
    padding-bottom: 32px;
    border-bottom: 1px solid var(--border-color);
}

.platform-logo {
    width: 64px;
    height: 64px;
    color: var(--text-primary);
}

.platform-info h2 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 4px;
}

.platform-version {
    color: var(--text-secondary);
    font-size: 14px;
}

.system-requirements {
    margin-bottom: 40px;
}

.system-requirements h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.system-requirements ul {
    list-style: none;
}

.system-requirements li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    color: var(--text-secondary);
    font-size: 15px;
}

.system-requirements li::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--accent-primary);
    border-radius: 50%;
}

.download-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    width: 100%;
    padding: 20px 40px;
    background: var(--accent-gradient);
    color: var(--bg-primary);
    border: none;
    border-radius: 16px;
    font-size: 17px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.download-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.5s ease;
}

.download-btn:hover::before {
    left: 100%;
}

.download-btn:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 48px rgba(168, 85, 247, 0.4);
}

.download-icon {
    width: 24px;
    height: 24px;
}

/* Download Footer */
.download-footer {
    margin-top: 64px;
}

.footer-info {
    text-align: center;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 40px;
}

.footer-info h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 12px;
}

.footer-info p {
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.help-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.help-link:hover {
    gap: 12px;
}

/* ========== 404 Page Styles ========== */
.not-found {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-primary);
    color: var(--text-primary);
    overflow: hidden;
    position: relative;
    padding: 120px 20px 80px;
}

.not-found-container {
    position: relative;
    width: 100%;
    max-width: 800px;
    padding: 40px 24px;
    text-align: center;
    z-index: 1;
}

.error-bg {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
}

.error-bg .grid-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 60px 60px;
}

.error-bg .glow-effect {
    position: absolute;
    width: 600px;
    height: 600px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: radial-gradient(circle, rgba(0, 245, 160, 0.08) 0%, transparent 70%);
    filter: blur(80px);
}

.error-code {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    margin-bottom: 40px;
}

.code-digit {
    font-size: 120px;
    font-weight: 800;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.05em;
}

.code-zero {
    position: relative;
    width: 140px;
    height: 140px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.zero-ring {
    position: absolute;
    width: 100%;
    height: 100%;
    border: 3px solid var(--accent-gradient);
    border-radius: 50%;
    animation: rotate 20s linear infinite;
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.zero-icon {
    width: 80px;
    height: 80px;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

.error-title {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.error-description {
    font-size: 17px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 40px;
}

.error-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-bottom: 48px;
}

.helpful-links {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 32px;
    max-width: 500px;
    margin: 0 auto;
}

.helpful-links h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.links-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.links-grid a {
    display: block;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.links-grid a:hover {
    border-color: rgba(168, 85, 247, 0.4);
    background: var(--accent-gradient);
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(168, 85, 247, 0.25);
}

/* Additional Responsive Styles for Download & 404 */
@media (max-width: 768px) {
    .download-page {
        padding: 120px 0 60px;
    }

    .download-title {
        font-size: 36px;
    }

    .download-subtitle {
        font-size: 16px;
    }

    .platform-tabs {
        gap: 8px;
    }

    .tab-btn {
        padding: 12px 16px;
        font-size: 14px;
    }

    .tab-icon {
        width: 20px;
        height: 20px;
    }

    .platform-panel {
        padding: 24px;
    }

    .panel-header {
        flex-direction: column;
        text-align: center;
        gap: 16px;
    }

    .platform-logo {
        width: 56px;
        height: 56px;
    }

    .footer-info {
        padding: 24px;
    }

    .code-digit {
        font-size: 80px;
    }

    .code-zero {
        width: 100px;
        height: 100px;
    }

    .zero-icon {
        width: 60px;
        height: 60px;
    }

    .error-title {
        font-size: 32px;
    }

    .error-description {
        font-size: 15px;
    }

    .error-actions {
        flex-direction: column;
    }

    .btn-primary,
    .btn-secondary {
        width: 100%;
        justify-content: center;
    }

    .links-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .download-title {
        font-size: 28px;
    }

    .platform-tabs {
        flex-direction: column;
        align-items: stretch;
    }

    .tab-btn {
        justify-content: center;
    }
}