/* Custom Premium Dark-Mode Design System for ElaRemote */

:root {
    --bg-main: #0a0a0c;
    --bg-card: rgba(18, 18, 23, 0.7);
    --border-color: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(255, 255, 255, 0.15);
    
    --text-primary: #f3f4f6;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;
    
    --accent: #3b82f6;
    --accent-glow: rgba(59, 130, 246, 0.15);
    --gradient-start: #3b82f6;
    --gradient-end: #8b5cf6;
    
    --font-sans: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 24px;
    
    --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

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

/* Background Glow Blobs */
.glow-blob {
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    filter: blur(140px);
    opacity: 0.12;
    z-index: -1;
    pointer-events: none;
}

.blob-1 {
    background: var(--gradient-start);
    top: -200px;
    left: -100px;
}

.blob-2 {
    background: var(--gradient-end);
    bottom: -100px;
    right: -100px;
}

/* Header */
header {
    border-bottom: 1px solid var(--border-color);
    background-color: rgba(10, 10, 12, 0.8);
    backdrop-filter: blur(12px);
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
    font-size: 20px;
    letter-spacing: -0.02em;
}

.logo-icon {
    color: var(--accent);
    text-shadow: 0 0 10px var(--accent-glow);
}

.system-status {
    display: flex;
    align-items: center;
    gap: 8px;
    background-color: rgba(16, 185, 129, 0.08);
    border: 1px solid rgba(16, 185, 129, 0.15);
    padding: 6px 14px;
    border-radius: 50px;
    font-size: 13px;
    font-weight: 600;
    color: #10b981;
}

.status-pulse {
    width: 8px;
    height: 8px;
    background-color: #10b981;
    border-radius: 50%;
    display: inline-block;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(0.9); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
    70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(16, 185, 129, 0); }
    100% { transform: scale(0.9); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

/* Hero Section */
.hero {
    padding: 80px 24px 40px;
    text-align: center;
}

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

.hero-title {
    font-size: 56px;
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: 24px;
}

.gradient-text {
    background: linear-gradient(135deg, var(--gradient-start) 30%, var(--gradient-end) 90%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.hero-subtitle {
    font-size: 19px;
    color: var(--text-secondary);
    max-width: 68ch;
    margin: 0 auto 40px;
    font-weight: 300;
}

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    border-radius: var(--radius-sm);
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition-fast);
    cursor: pointer;
}

.btn-primary {
    background-color: var(--text-primary);
    color: var(--bg-main);
    border: none;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(255, 255, 255, 0.05);
}

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

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.07);
    border-color: var(--border-hover);
    transform: translateY(-2px);
}

.btn-secondary.disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

/* Mockup Interface */
.mockup-section {
    padding: 40px 24px 80px;
}

.mockup-wrapper {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.4);
    overflow: hidden;
    max-width: 900px;
    margin: 0 auto;
    backdrop-filter: blur(16px);
}

.mockup-header {
    background-color: rgba(0, 0, 0, 0.3);
    padding: 12px 18px;
    display: flex;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
}

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

.mockup-dots .dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.dot.red { background-color: #ef4444; }
.dot.yellow { background-color: #f59e0b; }
.dot.green { background-color: #10b981; }

.mockup-title {
    margin-left: 20px;
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-muted);
}

.mockup-body {
    display: grid;
    grid-template-columns: 200px 1fr;
    height: 400px;
}

.mockup-sidebar {
    background-color: rgba(0, 0, 0, 0.15);
    border-right: 1px solid var(--border-color);
    padding: 20px 12px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.sidebar-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-fast);
}

.sidebar-item svg {
    width: 16px;
    height: 16px;
}

.sidebar-item:hover, .sidebar-item.active {
    background-color: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
}

.mockup-content {
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.device-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.device-card {
    background-color: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 14px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.device-name {
    display: block;
    font-weight: 600;
    font-size: 14px;
}

.device-id {
    display: block;
    font-size: 12px;
    color: var(--text-secondary);
    font-family: var(--font-mono);
    margin-top: 4px;
}

.btn-connect {
    background-color: var(--accent);
    color: white;
    border: none;
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    font-size: 12px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    transition: var(--transition-fast);
}

.btn-connect svg {
    width: 12px;
    height: 12px;
}

.btn-connect:hover {
    background-color: #2563eb;
    box-shadow: 0 4px 12px var(--accent-glow);
}

.mockup-stream-preview {
    flex-grow: 1;
    background-color: rgba(0, 0, 0, 0.4);
    border: 1px dashed var(--border-color);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.stream-status {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: var(--text-muted);
}

.stream-pulse {
    width: 6px;
    height: 6px;
    background-color: var(--accent);
    border-radius: 50%;
    animation: stream-glow 1.5s infinite;
}

@keyframes stream-glow {
    0% { transform: scale(0.9); opacity: 0.4; }
    50% { transform: scale(1.1); opacity: 1; }
    100% { transform: scale(0.9); opacity: 0.4; }
}

/* Features (Bento Grid) */
.features {
    padding: 80px 24px;
    border-top: 1px solid var(--border-color);
}

.section-title {
    font-size: 32px;
    font-weight: 800;
    letter-spacing: -0.02em;
    text-align: center;
    margin-bottom: 48px;
}

.bento-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    max-width: 1000px;
    margin: 0 auto;
}

.bento-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 32px;
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.bento-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.bento-card.col-span-2 {
    grid-column: span 2;
}

.card-icon {
    width: 48px;
    height: 48px;
    background-color: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
}

.card-icon svg {
    width: 20px;
    height: 20px;
}

.bento-card h3 {
    font-size: 20px;
    font-weight: 600;
    letter-spacing: -0.01em;
}

.bento-card p {
    font-size: 15px;
    color: var(--text-secondary);
    font-weight: 300;
}

/* Downloads Section */
.downloads {
    padding: 80px 24px;
    border-top: 1px solid var(--border-color);
    background-color: rgba(255, 255, 255, 0.01);
}

.download-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    max-width: 800px;
    margin: 0 auto;
}

.download-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 40px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    transition: var(--transition-smooth);
}

.download-card:hover {
    border-color: var(--border-hover);
}

.dl-icon {
    width: 64px;
    height: 64px;
    background-color: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
}

.dl-icon svg {
    width: 28px;
    height: 28px;
}

.download-card h3 {
    font-size: 22px;
    font-weight: 600;
}

.download-card p {
    font-size: 15px;
    color: var(--text-secondary);
    font-weight: 300;
}

.download-card .btn {
    width: 100%;
    margin-top: 10px;
}

/* Footer */
footer {
    border-top: 1px solid var(--border-color);
    padding: 48px 24px;
    text-align: center;
    font-size: 14px;
    color: var(--text-secondary);
}

footer .container {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-note {
    font-size: 12px;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

/* Responsive Grid Adjustments */
@media (max-width: 768px) {
    .hero-title {
        font-size: 40px;
    }
    
    .mockup-body {
        grid-template-columns: 1fr;
        height: auto;
    }
    
    .mockup-sidebar {
        display: none; /* Hide sidebar on mobile for layout */
    }
    
    .device-grid {
        grid-template-columns: 1fr;
    }
    
    .bento-grid {
        grid-template-columns: 1fr;
    }
    
    .bento-card.col-span-2 {
        grid-column: span 1;
    }
    
    .download-grid {
        grid-template-columns: 1fr;
    }
}