/* Custom Properties & Reset */
:root {
    color-scheme: light dark;
    --transition-speed: 0.3s;
    --transition-curve: cubic-bezier(0.4, 0, 0.2, 1);
    --border-radius-sm: 8px;
    --border-radius-md: 16px;
    --border-radius-lg: 24px;
    
    /* Dark Theme (Default) */
    --bg-primary: #090D16;
    --bg-secondary: rgba(17, 24, 39, 0.6);
    --border-color: rgba(255, 255, 255, 0.07);
    --text-primary: #F3F4F6;
    --text-secondary: #9CA3AF;
    --accent-color: #6366F1;
    --accent-color-hover: #4F46E5;
    --accent-glow: rgba(99, 102, 241, 0.15);
    --gradient-primary: linear-gradient(135deg, #6366F1 0%, #A855F7 100%);
    --card-glow: rgba(168, 85, 247, 0.05);
    --glass-blur: blur(16px);
    --callout-bg: rgba(99, 102, 241, 0.06);
    --sidebar-active-bg: rgba(255, 255, 255, 0.03);
    
    /* Accent Icons Dark */
    --icon-shield-color: #34D399;
    --icon-key-color: #FBBF24;
    --icon-cloud-color: #60A5FA;
    --icon-heart-color: #F87171;
    --icon-clock-color: #C084FC;
    --icon-mail-color: #38BDF8;
}

/* Light Theme Variables */
body.light-theme {
    --bg-primary: #F8FAFC;
    --bg-secondary: rgba(255, 255, 255, 0.7);
    --border-color: rgba(15, 23, 42, 0.06);
    --text-primary: #0F172A;
    --text-secondary: #475569;
    --accent-color: #4F46E5;
    --accent-color-hover: #4338CA;
    --accent-glow: rgba(79, 70, 229, 0.1);
    --gradient-primary: linear-gradient(135deg, #4F46E5 0%, #9333EA 100%);
    --card-glow: rgba(147, 51, 234, 0.03);
    --callout-bg: rgba(79, 70, 229, 0.05);
    --sidebar-active-bg: rgba(15, 23, 42, 0.03);
    
    /* Accent Icons Light */
    --icon-shield-color: #059669;
    --icon-key-color: #D97706;
    --icon-cloud-color: #2563EB;
    --icon-heart-color: #DC2626;
    --icon-clock-color: #7C3AED;
    --icon-mail-color: #0284C7;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
    transition: background-color var(--transition-speed) var(--transition-curve),
                color var(--transition-speed) var(--transition-curve);
    position: relative;
}

/* Background Ambient Glows */
.bg-glow {
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    filter: blur(140px);
    z-index: -1;
    pointer-events: none;
    opacity: 0.15;
    transition: opacity var(--transition-speed) var(--transition-curve);
}

body.light-theme .bg-glow {
    opacity: 0.07;
}

.bg-glow-1 {
    top: -100px;
    left: -100px;
    background: radial-gradient(circle, var(--accent-color) 0%, transparent 70%);
    animation: pulseGlow 12s ease-in-out infinite alternate;
}

.bg-glow-2 {
    bottom: 10%;
    right: -100px;
    background: radial-gradient(circle, #A855F7 0%, transparent 70%);
    animation: pulseGlow 15s ease-in-out infinite alternate-reverse;
}

@keyframes pulseGlow {
    0% { transform: scale(1) translate(0, 0); }
    100% { transform: scale(1.15) translate(30px, 30px); }
}

/* Layout container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Header Styling */
.app-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2rem 0;
    border-bottom: 1px solid var(--border-color);
}

.logo-area {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background-color: #0F172A;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding: 8px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.logo-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

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

.logo-text {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    font-size: 1.35rem;
    letter-spacing: -0.5px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Theme Toggle Button */
.theme-btn {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: var(--glass-blur);
    transition: all var(--transition-speed) var(--transition-curve);
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
}

.theme-btn:hover {
    transform: scale(1.05);
    border-color: var(--accent-color);
}

.theme-btn svg {
    width: 20px;
    height: 20px;
}

/* Hide inactive icons based on theme class */
body.dark-theme .moon-icon { display: none; }
body.light-theme .sun-icon { display: none; }

/* Grid Layout */
.layout {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 3.5rem;
    margin-top: 3rem;
    align-items: start;
}

/* Sidebar Styling */
.sidebar {
    position: sticky;
    top: 2rem;
}

.nav-menu {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.nav-title {
    font-family: 'Outfit', sans-serif;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--text-secondary);
    font-weight: 700;
    margin-bottom: 0.75rem;
    padding-left: 0.75rem;
}

.nav-link {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.95rem;
    padding: 0.75rem 1rem;
    border-radius: var(--border-radius-sm);
    transition: all 0.2s ease;
    border-left: 2px solid transparent;
}

.nav-link:hover {
    color: var(--text-primary);
    background-color: var(--sidebar-active-bg);
}

.nav-link.active {
    color: var(--accent-color);
    background-color: var(--sidebar-active-bg);
    border-left-color: var(--accent-color);
    font-weight: 600;
}

/* Content Area */
.content-wrapper {
    max-width: 800px;
}

/* Hero Section */
.hero-section {
    margin-bottom: 3.5rem;
}

.main-title {
    font-family: 'Outfit', sans-serif;
    font-weight: 800;
    font-size: 3rem;
    letter-spacing: -1.5px;
    line-height: 1.15;
    margin-bottom: 1rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.metadata-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    padding: 0.4rem 1rem;
    border-radius: 50px;
    margin-bottom: 1.5rem;
}

.pulse-dot {
    width: 8px;
    height: 8px;
    background-color: var(--icon-shield-color);
    border-radius: 50%;
    box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.4);
    animation: pulseDot 2s infinite;
}

@keyframes pulseDot {
    0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.7); }
    70% { transform: scale(1); box-shadow: 0 0 0 6px rgba(52, 211, 153, 0); }
    100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(52, 211, 153, 0); }
}

.hero-lead {
    font-size: 1.15rem;
    color: var(--text-secondary);
    font-weight: 400;
    line-height: 1.7;
}

/* Card Stack */
.policy-card-stack {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
    margin-bottom: 5rem;
}

/* Section Card */
.policy-section {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 2.5rem;
    backdrop-filter: var(--glass-blur);
    box-shadow: 0 10px 30px -10px rgba(0,0,0,0.1),
                inset 0 1px 0 rgba(255,255,255,0.05);
    transition: transform var(--transition-speed) var(--transition-curve),
                box-shadow var(--transition-speed) var(--transition-curve),
                border-color var(--transition-speed) var(--transition-curve);
}

.policy-section:hover {
    border-color: rgba(99, 102, 241, 0.25);
    box-shadow: 0 20px 40px -15px rgba(0,0,0,0.15),
                0 0 20px var(--card-glow);
}

.section-header {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    margin-bottom: 1.5rem;
}

.section-header h2 {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    font-size: 1.6rem;
    letter-spacing: -0.5px;
}

/* Icon Box Customization */
.icon-box {
    width: 48px;
    height: 48px;
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.icon-box svg {
    width: 24px;
    height: 24px;
}

.icon-shield { background-color: rgba(52, 211, 153, 0.1); color: var(--icon-shield-color); }
.icon-key { background-color: rgba(251, 191, 36, 0.1); color: var(--icon-key-color); }
.icon-cloud { background-color: rgba(96, 165, 250, 0.1); color: var(--icon-cloud-color); }
.icon-heart { background-color: rgba(248, 113, 113, 0.1); color: var(--icon-heart-color); }
.icon-clock { background-color: rgba(192, 132, 252, 0.1); color: var(--icon-clock-color); }
.icon-mail { background-color: rgba(56, 189, 248, 0.1); color: var(--icon-mail-color); }

.section-body p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    font-size: 1rem;
}

.section-body p strong {
    color: var(--text-primary);
}

/* Highlight Lists */
.highlight-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.highlight-list li {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.list-icon {
    width: 28px;
    height: 28px;
    background-color: rgba(248, 113, 113, 0.1);
    color: var(--icon-heart-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.85rem;
    flex-shrink: 0;
    margin-top: 0.15rem;
}

.list-text {
    display: flex;
    flex-direction: column;
}

.list-text strong {
    font-size: 1.05rem;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.list-text span {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Permissions Grid */
.permissions-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.25rem;
    margin-bottom: 1.5rem;
}

.permission-item {
    background-color: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    padding: 1.25rem;
}

body.light-theme .permission-item {
    background-color: rgba(0, 0, 0, 0.01);
}

.perm-badge {
    display: inline-block;
    background-color: var(--accent-glow);
    color: var(--accent-color);
    font-weight: 700;
    font-size: 0.8rem;
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

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

/* Callout Box */
.callout-box {
    display: flex;
    gap: 1rem;
    background-color: var(--callout-bg);
    border-left: 4px solid var(--accent-color);
    padding: 1.25rem;
    border-radius: 0 var(--border-radius-sm) var(--border-radius-sm) 0;
    margin-top: 1.5rem;
}

.callout-icon {
    width: 24px;
    height: 24px;
    color: var(--accent-color);
    flex-shrink: 0;
}

.callout-box p {
    margin: 0;
    font-size: 0.95rem;
    color: var(--text-primary);
}

/* Contact Card */
.contact-card {
    background-color: rgba(255, 255, 255, 0.01);
    border: 1px dashed var(--border-color);
    border-radius: var(--border-radius-md);
    padding: 1.75rem;
    margin-top: 1.5rem;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

body.light-theme .contact-card {
    background-color: rgba(0,0,0,0.015);
}

.contact-card h3 {
    font-family: 'Outfit', sans-serif;
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.contact-card p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 1.25rem;
}

/* Button with arrow */
.contact-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    background: var(--gradient-primary);
    color: #FFF;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius-sm);
    box-shadow: 0 8px 20px var(--accent-glow);
    transition: all var(--transition-speed) var(--transition-curve);
}

.contact-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 24px var(--accent-glow);
}

.btn-arrow {
    width: 18px;
    height: 18px;
    transition: transform var(--transition-speed) var(--transition-curve);
}

.contact-btn:hover .btn-arrow {
    transform: translateX(4px);
}

/* Footer Styling */
.app-footer {
    padding: 3rem 0;
    border-top: 1px solid var(--border-color);
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Custom Scrollbar for modern browsers */
::-webkit-scrollbar {
    width: 10px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

/* Responsive Rules */
@media (max-width: 992px) {
    .layout {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .sidebar {
        display: none; /* Hide sidebar list on tablets and mobile, scroll layout is single card stream */
    }
    
    .main-title {
        font-size: 2.5rem;
    }
}

@media (max-width: 600px) {
    .container {
        padding: 0 1.25rem;
    }
    
    .app-header {
        padding: 1.5rem 0;
    }
    
    .main-title {
        font-size: 2.15rem;
    }
    
    .policy-section {
        padding: 1.5rem;
    }
    
    .section-header h2 {
        font-size: 1.35rem;
    }
    
    .contact-card {
        padding: 1.25rem;
    }
    
    .contact-btn {
        width: 100%;
        justify-content: center;
    }
}