:root {
    --gov-green: #2b3543;
    --gov-dark: #16181d;
    --gov-light: #5c677d;
    --gov-paper: #e8ecef;
    --gov-stamp: #9c3f4a;
    --terminal-bg: #1e2229;
    --terminal-border: #3b4657;
    --text-glow: #ffffff;
}

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

/* --- Smooth Transition & State Animations --- */
body {
    font-family: 'Courier New', 'Consolas', monospace;
    background-color: var(--gov-dark);
    color: var(--gov-paper);
    background-image: repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(0,0,0,0.15) 2px, rgba(0,0,0,0.15) 4px);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow-x: hidden;
    
    /* Executes initialization animation immediately upon DOM load */
    opacity: 0;
    animation: terminalFadeIn 0.4s ease-out forwards;
}

/* Applied via JavaScript to execute exit animation prior to navigation */
body.fade-out {
    animation: terminalFadeOut 0.4s ease-in forwards;
}

@keyframes terminalFadeIn {
    from { opacity: 0; filter: brightness(0.5) blur(4px); }
    to { opacity: 1; filter: brightness(1) blur(0); }
}

@keyframes terminalFadeOut {
    from { opacity: 1; filter: brightness(1) blur(0); }
    to { opacity: 0; filter: brightness(0.5) blur(4px); }
}
/* -------------------------------------------- */

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at center, transparent 0%, rgba(0,0,0,0.7) 100%);
    pointer-events: none;
    z-index: 9999;
}

.scanline {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(to bottom, transparent, rgba(255,255,255,0.04), transparent);
    animation: scanline 8s linear infinite;
    pointer-events: none;
    z-index: 9998;
}

@keyframes scanline {
    0% { transform: translateY(0); }
    100% { transform: translateY(100vh); }
}

.terminal-container {
    width: 100%;
    max-width: 800px;
    padding: 2rem;
    position: relative;
    z-index: 1;
}

.terminal-header {
    background: var(--gov-green);
    border: 2px solid var(--terminal-border);
    border-radius: 8px;
    padding: 1.5rem;
    text-align: center;
    margin-bottom: 2.5rem;
    box-shadow: 0 6px 16px rgba(0,0,0,0.4), inset 0 1px 0 rgba(255,255,255,0.05);
}

.system-title {
    font-size: 2rem;
    font-weight: bold;
    letter-spacing: 0.2em;
    color: var(--text-glow);
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.2), 0 2px 4px rgba(0,0,0,0.5);
}

.directory-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.directory-card {
    background: var(--terminal-bg);
    border: 2px solid var(--terminal-border);
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}

.card-header {
    background: var(--gov-green);
    padding: 1rem;
    font-weight: bold;
    font-size: 1.1rem;
    letter-spacing: 0.1em;
    border-bottom: 2px solid var(--terminal-border);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-glow);
}

.terminal-icon { color: var(--gov-stamp); }

.card-content {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.access-button {
    display: block;
    text-decoration: none;
    border-radius: 6px;
    padding: 1rem;
    font-size: 1.1rem;
    font-weight: bold;
    letter-spacing: 0.1em;
    text-align: center;
    border: 2px solid var(--terminal-border);
    transition: all 0.3s ease;
}

.stamp-route {
    background: var(--gov-dark);
    color: var(--gov-paper);
    border-color: var(--gov-stamp);
}

.stamp-route:hover {
    background: var(--gov-stamp);
    color: var(--text-glow);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}

.stamp-route:active {
    transform: translateY(0);
    box-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.terminal-footer {
    text-align: center;
    padding-top: 1.5rem;
    border-top: 1px dashed var(--terminal-border);
}

.disclaimer-text {
    font-size: 0.9rem;
    letter-spacing: 0.1em;
    color: var(--gov-light);
}

@media (max-width: 768px) {
    .terminal-container { padding: 1rem; }
    .system-title { font-size: 1.5rem; }
    .directory-grid { grid-template-columns: 1fr; }
}