/* Modern Dark Purple Theme - Terms */
:root {
    --primary-bg: #0a0a0f;
    --secondary-bg: #1a1a2e;
    --card-bg: #16213e;
    --accent-purple: #8b5cf6;
    --accent-purple-light: #a78bfa;
    --accent-purple-dark: #7c3aed;
    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;
    --border-color: #334155;
    --shadow: 0 10px 25px rgba(139, 92, 246, 0.1);
    --shadow-hover: 0 20px 40px rgba(139, 92, 246, 0.2);
}

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

body {
    background: linear-gradient(135deg, var(--primary-bg) 0%, var(--secondary-bg) 100%);
    color: var(--text-primary);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    min-height: 100vh;
    position: relative;
    line-height: 1.7;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 80%, rgba(139, 92, 246, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(167, 139, 250, 0.1) 0%, transparent 50%);
    pointer-events: none;
    z-index: -1;
}

/* Navigation */
.navbar {
    background: rgba(22, 33, 62, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    box-shadow: 0 4px 20px rgba(139, 92, 246, 0.1);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar-brand {
    font-weight: 800;
    font-size: 1.5rem;
    background: linear-gradient(135deg, var(--accent-purple), var(--accent-purple-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    transition: all 0.3s ease;
}

.navbar-brand:hover {
    transform: scale(1.05);
}

.navbar-nav .nav-link {
    color: var(--text-secondary) !important;
    font-weight: 500;
    padding: 0.5rem 1rem;
    transition: color 0.3s ease;
    background: transparent !important;
    border: none !important;
    border-radius: 0 !important;
    box-shadow: none !important;
}

.navbar-nav .nav-link:hover {
    color: var(--text-primary) !important;
    background: transparent !important;
}

.navbar-nav .nav-link.active {
    color: var(--accent-purple) !important;
    background: transparent !important;
}

/* Main Content */
.main-content {
    padding: 2rem 0;
    min-height: calc(100vh - 80px);
}

.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Terms Header */
.terms-header {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    box-shadow: var(--shadow);
    backdrop-filter: blur(20px);
    padding: 3rem 2rem;
    margin-bottom: 2rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.terms-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 6px;
    background: linear-gradient(90deg, var(--accent-purple), var(--accent-purple-light), var(--accent-purple));
    background-size: 200% 100%;
    animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

.terms-title {
    font-size: 3rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--accent-purple), var(--accent-purple-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
}

.terms-subtitle {
    color: var(--text-secondary);
    font-size: 1.3rem;
    font-weight: 500;
    margin-bottom: 1rem;
}

.terms-date {
    color: var(--text-muted);
    font-size: 1rem;
    font-weight: 500;
}

/* Terms Content */
.terms-content {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    box-shadow: var(--shadow);
    backdrop-filter: blur(20px);
    padding: 3rem 2rem;
    position: relative;
    overflow: hidden;
}

.terms-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-purple), var(--accent-purple-light));
}

.terms-section {
    margin-bottom: 2.5rem;
}

.terms-section:last-child {
    margin-bottom: 0;
}

.section-title {
    color: var(--accent-purple);
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--border-color);
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 60px;
    height: 2px;
    background: var(--accent-purple);
}

.section-content {
    color: var(--text-secondary);
    font-size: 1.1rem;
    line-height: 1.8;
}

.section-content p {
    margin-bottom: 1.25rem;
}

.section-content p:last-child {
    margin-bottom: 0;
}

.section-content strong {
    color: var(--text-primary);
    font-weight: 600;
}

.section-content em {
    color: var(--accent-purple-light);
    font-style: italic;
}

.section-content a {
    color: var(--accent-purple);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
    border-bottom: 1px solid transparent;
}

.section-content a:hover {
    color: var(--accent-purple-light);
    border-bottom-color: var(--accent-purple-light);
}

.section-content ul,
.section-content ol {
    margin: 1.25rem 0;
    padding-left: 2rem;
}

.section-content li {
    margin-bottom: 0.75rem;
    color: var(--text-secondary);
}

.section-content li:last-child {
    margin-bottom: 0;
}

.section-content ul li::marker {
    color: var(--accent-purple);
}

.section-content ol li::marker {
    color: var(--accent-purple-light);
    font-weight: 600;
}

/* Highlighted Boxes */
.highlight-box {
    background: rgba(139, 92, 246, 0.1);
    border: 1px solid var(--accent-purple);
    border-radius: 16px;
    padding: 1.5rem;
    margin: 1.5rem 0;
    position: relative;
}

.highlight-box::before {
    content: '⚠️';
    position: absolute;
    top: -10px;
    left: 20px;
    background: var(--card-bg);
    padding: 0 10px;
    font-size: 1.2rem;
}

.highlight-box h4 {
    color: var(--accent-purple);
    font-weight: 700;
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.highlight-box p {
    color: var(--text-secondary);
    margin: 0;
    font-size: 1rem;
}

/* Table of Contents */
.toc {
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 2rem;
    margin-bottom: 2rem;
    position: sticky;
    top: 100px;
}

.toc-title {
    color: var(--accent-purple);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    text-align: center;
}

.toc-list {
    list-style: none;
    padding: 0;
}

.toc-list li {
    margin-bottom: 0.75rem;
}

.toc-list a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    display: block;
    padding: 0.75rem 1rem;
    border-radius: 12px;
    border: 1px solid transparent;
}

.toc-list a:hover {
    color: var(--accent-purple);
    background: rgba(139, 92, 246, 0.1);
    border-color: var(--accent-purple);
    transform: translateX(5px);
}

.toc-list a.active {
    color: var(--accent-purple);
    background: rgba(139, 92, 246, 0.15);
    border-color: var(--accent-purple);
    font-weight: 600;
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background: linear-gradient(135deg, var(--accent-purple), var(--accent-purple-light));
    color: white;
    border: none;
    border-radius: 50%;
    width: 60px;
    height: 60px;
    font-size: 1.5rem;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 5px 20px rgba(139, 92, 246, 0.3);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: linear-gradient(135deg, var(--accent-purple-dark), var(--accent-purple));
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(139, 92, 246, 0.4);
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 0.5rem;
    }
    
    .terms-header {
        padding: 2rem 1rem;
    }
    
    .terms-title {
        font-size: 2rem;
    }
    
    .terms-subtitle {
        font-size: 1.1rem;
    }
    
    .terms-content {
        padding: 2rem 1rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .section-content {
        font-size: 1rem;
    }
    
    .toc {
        position: static;
        margin-bottom: 1.5rem;
    }
    
    .back-to-top {
        bottom: 1rem;
        right: 1rem;
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
    }
}

/* Animation for content */
@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.terms-header {
    animation: slideInUp 0.8s ease-out;
}

.terms-content {
    animation: slideInUp 1s ease-out;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--secondary-bg);
}

::-webkit-scrollbar-thumb {
    background: var(--accent-purple);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-purple-dark);
}