:root {
    --bg-primary: #121212;
    --bg-secondary: #1C1C1C;
    --accent: #FF9D00;
    --text-primary: #FFFFFF;
    --text-secondary: #A0A0A0;
    --border-color: #333333;
    
    --font-heading: 'VT323', monospace;
    --font-body: 'JetBrains Mono', monospace;
}

:root[data-theme="light"] {
    --bg-primary: #F4F4F5;
    --bg-secondary: #FFFFFF;
    --accent: #D85000;
    --text-primary: #121212;
    --text-secondary: #5A5A66;
    --border-color: #D4D4D8;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    border-radius: 0; /* Strictly 0px for retro feel */
}

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

h1, h2, h3, .logo {
    font-family: var(--font-heading);
    text-transform: uppercase;
}

/* Ticker */
.ticker-wrap {
    width: 100%;
    overflow: hidden;
    background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    padding: 5px 0;
    white-space: nowrap;
}

.ticker {
    display: inline-block;
    animation: ticker 30s linear infinite;
    color: var(--accent);
    font-size: 0.85rem;
}

.ticker__item {
    display: inline-block;
    padding: 0 2rem;
}

@keyframes ticker {
    0% { transform: translate3d(0, 0, 0); }
    100% { transform: translate3d(-50%, 0, 0); }
}

/* Navbar */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 2rem;
    border-bottom: 1px solid var(--border-color);
}

.logo {
    font-size: 1.5rem;
    letter-spacing: 2px;
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s;
}

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

/* Buttons */
.btn-primary, .btn-secondary {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    text-decoration: none;
    font-family: var(--font-body);
    font-weight: 700;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 1px solid var(--accent);
}

.btn-primary {
    color: var(--accent);
    background-color: transparent;
}

.btn-primary:hover {
    background-color: var(--accent);
    color: var(--bg-primary);
}

.btn-secondary {
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

.btn-secondary:hover {
    border-color: var(--accent);
    color: var(--accent);
}

/* Hero Section */
.hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    padding: 6rem 4rem;
    max-width: 1400px;
    margin: 0 auto;
}

.hero-content h1 {
    font-size: 5rem;
    line-height: 0.9;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.highlight {
    color: var(--accent);
}

.hero-content p {
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    font-size: 1.1rem;
    max-width: 500px;
}

/* Terminal */
.hero-terminal {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    height: 400px;
}

.terminal-header {
    border-bottom: 1px solid var(--border-color);
    padding: 0.5rem 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background-color: #1a1a1a;
}

.dot {
    width: 10px;
    height: 10px;
    background-color: var(--border-color);
    border-radius: 50%; /* Exceptional case for terminal dots */
}

.terminal-title {
    margin-left: 1rem;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.terminal-body {
    padding: 1.5rem;
    flex-grow: 1;
    overflow-y: auto;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.sys-msg {
    margin-bottom: 0.5rem;
    opacity: 0;
    animation: fadeIn 0.1s forwards;
}

.progress-bar {
    margin-top: 1.5rem;
    color: var(--accent);
}

@keyframes fadeIn {
    to { opacity: 1; }
}

/* Features Section */
.features {
    padding: 4rem;
    max-width: 1400px;
    margin: 0 auto;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--text-primary);
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.card {
    border: 1px solid var(--border-color);
    background-color: var(--bg-secondary);
    padding: 2rem;
    transition: transform 0.2s, border-color 0.2s;
}

.card:hover {
    border-color: var(--accent);
    transform: translateY(-5px);
}

.card-header {
    font-size: 0.8rem;
    color: var(--accent);
    margin-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.5rem;
}

.card h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
}

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

/* Responsive */
@media (max-width: 900px) {
    .hero {
        grid-template-columns: 1fr;
        padding: 4rem 2rem;
    }
    .hero-content h1 {
        font-size: 3.5rem;
    }
    .features {
        padding: 4rem 2rem;
    }
}

/* Auth Container */
.auth-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: calc(100vh - 150px);
    padding: 2rem;
}

.auth-box {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    width: 100%;
    max-width: 500px;
    padding: 3rem;
    position: relative;
}

.auth-header {
    margin-bottom: 2rem;
    text-align: center;
}

.auth-header h2 {
    font-size: 2.5rem;
    color: var(--accent);
    margin-bottom: 0.5rem;
}

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

.form-group {
    margin-bottom: 1.5rem;
    text-align: left;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    font-size: 0.9rem;
}

.form-group input {
    width: 100%;
    padding: 0.75rem 1rem;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-group input:focus {
    outline: none;
    border-color: var(--accent);
}

.auth-btn {
    width: 100%;
    margin-top: 1rem;
    text-align: center;
    display: block;
}

.auth-switch {
    margin-top: 2rem;
    text-align: center;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.auth-switch a {
    color: var(--accent);
    text-decoration: none;
    margin-left: 0.5rem;
}

.auth-switch a:hover {
    text-decoration: underline;
}

.hidden {
    display: none;
}

/* Theme Switch */
.theme-switch {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    cursor: pointer;
    font-size: 1.2rem;
    padding: 0.25rem 0.75rem;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.theme-switch:hover {
    border-color: var(--accent);
    color: var(--accent);
}

/* Dashboard Layout */
.dashboard-layout {
    display: grid;
    grid-template-columns: 250px 1fr;
    min-height: calc(100vh - 85px);
}

.sidebar {
    background-color: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    padding: 2rem 1.5rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.sidebar-menu {
    list-style: none;
}

.sidebar-menu li {
    margin-bottom: 0.5rem;
}

.sidebar-menu a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    display: block;
    padding: 0.75rem;
    transition: all 0.2s;
    border-left: 2px solid transparent;
}

.sidebar-menu a:hover, .sidebar-menu li.active a {
    color: var(--accent);
    border-left-color: var(--accent);
    background-color: rgba(255, 157, 0, 0.05);
}

.sidebar-status {
    border-top: 1px solid var(--border-color);
    padding-top: 1.5rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.dashboard-content {
    padding: 3rem;
}

.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 3rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1.5rem;
}

.dashboard-header h2 {
    font-size: 2rem;
    color: var(--text-primary);
    margin: 0;
}

.dashboard-actions {
    display: flex;
    gap: 1rem;
}

.dashboard-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 3rem;
}

.score-display {
    display: flex;
    align-items: center;
    gap: 2rem;
    margin-top: 1.5rem;
}

.score-circle {
    width: 100px;
    height: 100px;
    border-radius: 50%; /* Except for dashboard score circle */
    border: 4px solid var(--accent);
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 2rem;
    font-weight: 700;
    font-family: var(--font-heading);
    color: var(--accent);
    background-color: var(--bg-primary);
}

.score-details p {
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    font-family: var(--font-body);
}

.dashboard-terminal {
    height: auto;
    min-height: 250px;
    margin: 0;
}

.history-list {
    border: 1px solid var(--border-color);
    background-color: var(--bg-secondary);
}

.history-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.history-item:last-child {
    border-bottom: none;
}

.history-info h4 {
    color: var(--text-primary);
    font-size: 1.1rem;
    margin-bottom: 0.25rem;
    font-family: var(--font-body);
}

.history-info span {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.animate-pulse {
    animation: pulse 1s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}

@media (max-width: 900px) {
    .dashboard-layout {
        grid-template-columns: 1fr;
    }
    .dashboard-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1.5rem;
    }
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
}