:root {
    --green: #00FF41;
    --green-dim: #00cc34;
    --green-dark: #003d0f;
    --amber: #FFB000;
    --red: #FF3333;
    --bg-primary: #0a0a0a;
    --bg-secondary: #111111;
    --bg-tertiary: #1a1a1a;
    --bg-card: #141414;
    --border: #222222;
    --border-green: #003d0f;
    --text: #d4d4d4;
    --text-dim: #888888;
}

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

body {
    background-color: var(--bg-primary);
    color: var(--text);
    font-family: 'IBM Plex Sans', sans-serif;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Scanline effect */
body::before {
    content: '';
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    pointer-events: none;
    z-index: 9999;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(0, 255, 65, 0.015) 2px,
        rgba(0, 255, 65, 0.015) 4px
    );
}

/* Radar sweep animation */
@keyframes radarSweep {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

@keyframes typewriterCursor {
    0%, 100% { border-right-color: var(--green); }
    50% { border-right-color: transparent; }
}

@keyframes glowPulse {
    0%, 100% { box-shadow: 0 0 5px rgba(0,255,65,0.3), 0 0 10px rgba(0,255,65,0.1); }
    50% { box-shadow: 0 0 10px rgba(0,255,65,0.5), 0 0 20px rgba(0,255,65,0.2); }
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes scanDown {
    0% { top: -2px; }
    100% { top: 100%; }
}

@keyframes loadingDots {
    0% { content: ''; }
    25% { content: '.'; }
    50% { content: '..'; }
    75% { content: '...'; }
}

.animate-fadeIn {
    animation: fadeInUp 0.3s ease-out;
}

.status-dot {
    animation: pulse 2s ease-in-out infinite;
}

.execute-btn {
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.execute-btn:hover {
    animation: glowPulse 1.5s ease-in-out infinite;
    transform: translateY(-1px);
}

.execute-btn:active {
    transform: translateY(1px);
}

.execute-btn::after {
    content: '';
    position: absolute;
    top: 0; left: -100%;
    width: 100%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0,255,65,0.1), transparent);
    transition: left 0.5s;
}

.execute-btn:hover::after {
    left: 100%;
}

/* Topographic background pattern */
.topo-bg {
    background-image:
        radial-gradient(ellipse at 20% 50%, rgba(0,255,65,0.03) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(255,176,0,0.02) 0%, transparent 50%),
        repeating-linear-gradient(
            45deg,
            transparent,
            transparent 40px,
            rgba(0,255,65,0.008) 40px,
            rgba(0,255,65,0.008) 41px
        ),
        repeating-linear-gradient(
            -45deg,
            transparent,
            transparent 40px,
            rgba(0,255,65,0.008) 40px,
            rgba(0,255,65,0.008) 41px
        );
}

/* Classified stamp */
.classified-stamp {
    font-family: 'JetBrains Mono', monospace;
    color: var(--red);
    border: 2px solid var(--red);
    padding: 4px 12px;
    display: inline-block;
    transform: rotate(-2deg);
    letter-spacing: 3px;
    font-weight: 700;
    opacity: 0.85;
}

/* Terminal output area */
.terminal-output {
    font-family: 'JetBrains Mono', monospace;
    background: linear-gradient(180deg, #0d0d0d 0%, #0a0a0a 100%);
    border: 1px solid var(--border-green);
    position: relative;
}

.terminal-output::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--green), transparent);
    opacity: 0.3;
    animation: scanDown 4s linear infinite;
}

/* Custom scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--border-green); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--green-dim); }

/* Input styling */
.mil-input {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    color: var(--text);
    font-family: 'IBM Plex Sans', sans-serif;
    transition: border-color 0.2s;
}

.mil-input:focus {
    outline: none;
    border-color: var(--green-dark);
    box-shadow: 0 0 0 1px rgba(0,255,65,0.1);
}

.mil-input::placeholder {
    color: #555;
}

select.mil-input {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2300FF41' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 10px center;
    padding-right: 30px;
}

select.mil-input option {
    background: #1a1a1a;
    color: #d4d4d4;
}

/* Loading animation */
.loading-spinner {
    width: 40px; height: 40px;
    border: 3px solid var(--border);
    border-top: 3px solid var(--green);
    border-radius: 50%;
    animation: radarSweep 1s linear infinite;
}

/* Tab styling */
.tab-btn {
    position: relative;
    transition: all 0.2s;
}

.tab-btn.active::after {
    content: '';
    position: absolute;
    bottom: -1px; left: 0; right: 0;
    height: 2px;
    background: var(--green);
    box-shadow: 0 0 8px rgba(0,255,65,0.5);
}

/* History sidebar */
.sidebar-overlay {
    background: rgba(0,0,0,0.5);
    backdrop-filter: blur(2px);
}

/* Mobile responsive */
@media (max-width: 768px) {
    .tab-bar { overflow-x: auto; -webkit-overflow-scrolling: touch; }
    .tab-bar::-webkit-scrollbar { display: none; }
}

/* Checkbox styling */
.mil-checkbox {
    appearance: none;
    width: 18px; height: 18px;
    border: 1px solid var(--border);
    background: var(--bg-secondary);
    cursor: pointer;
    position: relative;
    flex-shrink: 0;
}

.mil-checkbox:checked {
    background: var(--green-dark);
    border-color: var(--green-dim);
}

.mil-checkbox:checked::after {
    content: '✓';
    color: var(--green);
    font-size: 12px;
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
}