:root {
    --bg-color: #0b0f19;
    --text-primary: #e2e8f0;
    --text-secondary: #94a3b8;
    --accent-color: #3b82f6;
    --accent-glow: rgba(59, 130, 246, 0.5);
    --accent-secondary: #8b5cf6;
    --glass-bg: rgba(30, 41, 59, 0.4);
    --glass-border: rgba(255, 255, 255, 0.08);
    --card-bg: rgba(15, 23, 42, 0.6);
    --highlight-bg: rgba(59, 130, 246, 0.1);
    
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

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

/* Background Effects */
.background-effects {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    overflow: hidden;
    pointer-events: none;
}

.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.4;
    animation: float 20s infinite alternate ease-in-out;
}

.orb-1 {
    top: -10%;
    left: -10%;
    width: 500px;
    height: 500px;
    background: var(--accent-secondary);
}

.orb-2 {
    bottom: -20%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: var(--accent-color);
    animation-delay: -5s;
}

.orb-3 {
    top: 40%;
    left: 40%;
    width: 300px;
    height: 300px;
    background: #0ea5e9;
    animation-delay: -10s;
}

@keyframes float {
    0% { transform: translate(0, 0); }
    100% { transform: translate(100px, 50px); }
}

/* Navbar */
.navbar {
    background: rgba(11, 15, 25, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 100;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.brand {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    object-fit: cover;
    box-shadow: 0 0 15px var(--accent-glow);
}

.app-name {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    background: linear-gradient(to right, #60a5fa, #c084fc);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.nav-links a {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    margin-left: 2rem;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: var(--accent-color);
}

/* Main Layout */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 8rem 2rem 4rem;
}

.page-header {
    text-align: center;
    margin-bottom: 4rem;
}

.hero-logo {
    width: 120px;
    height: 120px;
    border-radius: 24px;
    object-fit: cover;
    margin-bottom: 1.5rem;
    box-shadow: 0 0 30px var(--accent-glow);
    border: 2px solid rgba(255, 255, 255, 0.1);
}

.glow-text {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    color: #fff;
    text-shadow: 0 0 40px var(--accent-glow);
    letter-spacing: -1px;
}

.last-updated {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.content-wrapper {
    display: grid;
    grid-template-columns: 250px 1fr;
    gap: 3rem;
}

/* Sidebar */
.sidebar {
    position: sticky;
    top: 6rem;
    height: fit-content;
}

.table-of-contents {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 1.5rem;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
}

.table-of-contents h3 {
    font-family: var(--font-heading);
    margin-bottom: 1rem;
    color: #fff;
    font-size: 1.2rem;
}

.table-of-contents ul {
    list-style: none;
}

.table-of-contents li {
    margin-bottom: 0.75rem;
}

.table-of-contents a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    transition: all 0.3s;
    display: block;
    border-left: 2px solid transparent;
    padding-left: 10px;
}

.table-of-contents a:hover,
.table-of-contents a.active {
    color: var(--accent-color);
    border-left-color: var(--accent-color);
}

/* Content Area */
.glass-panel {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 3rem;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

section {
    margin-bottom: 4rem;
    scroll-margin-top: 6rem;
}

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

h2 {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 600;
    color: #fff;
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--glass-border);
}

h3 {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    color: #e2e8f0;
    margin: 2rem 0 1rem;
}

p {
    margin-bottom: 1.2rem;
    color: var(--text-secondary);
}

strong {
    color: var(--text-primary);
}

ul {
    margin-left: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
}

li {
    margin-bottom: 0.5rem;
}

.highlight-box {
    background: var(--highlight-bg);
    border-left: 4px solid var(--accent-color);
    padding: 1.5rem;
    border-radius: 0 12px 12px 0;
    margin-bottom: 2rem;
}

.highlight-box p {
    margin: 0;
    color: #e0f2fe;
}

/* Cards */
.grid-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.card {
    background: var(--card-bg);
    border: 1px solid var(--glass-border);
    padding: 1.5rem;
    border-radius: 16px;
    transition: transform 0.3s, box-shadow 0.3s;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.3);
    border-color: rgba(96, 165, 250, 0.3);
}

.card h4 {
    font-family: var(--font-heading);
    color: #60a5fa;
    margin-bottom: 0.75rem;
    font-size: 1.1rem;
}

.card p {
    margin: 0;
    font-size: 0.9rem;
}

/* Footer */
.footer {
    text-align: center;
    padding: 2rem;
    border-top: 1px solid var(--glass-border);
    margin-top: 4rem;
    color: var(--text-secondary);
    background: rgba(11, 15, 25, 0.5);
}

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive */
@media (max-width: 900px) {
    .content-wrapper {
        grid-template-columns: 1fr;
    }
    
    .sidebar {
        position: static;
        margin-bottom: 2rem;
    }
    
    .glass-panel {
        padding: 2rem;
    }
}

@media (max-width: 600px) {
    .glow-text {
        font-size: 2.5rem;
    }
    
    .nav-links {
        display: none;
    }
    
    .glass-panel {
        padding: 1.5rem;
    }
}