:root {
    --bg-main: #000000;
    --bg-card: #111111;
    --text-primary: #ffffff;
    --text-secondary: #888888;
    --accent: #5b21b6; /* Deep Purple */
    --accent-glow: rgba(139, 92, 246, 0.3);
    --border: rgba(255, 255, 255, 0.1);
    --glass: rgba(255, 255, 255, 0.05);
    --font-heading: 'Instrument Sans', sans-serif;
    --font-body: 'Inter', sans-serif;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3 { font-family: var(--font-heading); }

body {
    background-color: var(--bg-main);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.5;
    overflow-x: hidden;
}

/* Glassmorphism Background */
body::before {
    content: '';
    position: fixed;
    top: -10%;
    right: -10%;
    width: 60%;
    height: 60%;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
    z-index: -1;
    pointer-events: none;
}

.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 40px 20px;
}

/* Header & Logo */
header {
    margin-bottom: 60px;
    text-align: left;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 8px;
}

.logo i {
    font-size: 24px;
    color: var(--text-primary);
}

.logo h1 {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.date-display {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
}

/* Sticky Nav - Sleek Pill style */
.nav {
    position: sticky;
    top: 20px;
    z-index: 100;
    display: flex;
    overflow-x: auto;
    gap: 8px;
    padding: 6px;
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border);
    border-radius: 100px;
    margin-bottom: 40px;
    scrollbar-width: none;
}

.nav::-webkit-scrollbar { display: none; }

.nav-link {
    white-space: nowrap;
    padding: 10px 18px;
    border-radius: 100px;
    text-decoration: none;
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 500;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-link:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
}

.nav-link.active {
    background: #ffffff;
    color: #000000;
}

/* Section Styling */
.section {
    display: none;
    animation: slideUp 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.section.active {
    display: block;
}

.section-header {
    margin-bottom: 30px;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 800;
    letter-spacing: -0.04em;
    margin-bottom: 8px;
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 600px;
}

/* Cards & Content */
.content-placeholder {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 60px 30px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.placeholder-icon {
    font-size: 2.5rem;
    color: var(--text-primary);
    margin-bottom: 20px;
    opacity: 0.8;
}

.content-placeholder h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
}

.content-placeholder p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    max-width: 400px;
    margin: 0 auto;
}

.update-time {
    margin-top: 30px;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
}

.update-time .time {
    color: var(--text-primary);
    font-weight: 700;
}

/* About Grid */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.about-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 24px;
    transition: transform 0.2s ease;
}

.about-card:hover { border-color: rgba(255,255,255,0.2); }

.about-card h3 {
    font-size: 1rem;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.about-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Footer Status - Dashboard style */
.footer {
    margin-top: 100px;
    padding-top: 40px;
    border-top: 1px solid var(--border);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.footer-logo {
    font-weight: 700;
    font-size: 1rem;
}

.agent-status {
    background: var(--glass);
    padding: 20px;
    border-radius: 16px;
    border: 1px solid var(--border);
    display: grid;
    gap: 12px;
}

.agent-status-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.status-indicator {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #333;
}

.status-indicator.active {
    background: #00ff00;
    box-shadow: 0 0 10px rgba(0, 255, 0, 0.5);
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 768px) {
    .section-header h2 { font-size: 2rem; }
    .about-content { grid-template-columns: 1fr; }
    .footer-content { flex-direction: column; gap: 40px; }
}