:root {
    --bg-color: #000000;
    --text-color: #00ff00;
    /* Classic Terminal Green */
    --accent-color: #ff0000;
    /* Danger Red */
    --dim-color: #888888;
    --border-color: #008800;
    --font-stack: 'Courier New', Courier, monospace;
}

* {
    box-sizing: border-box;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-stack);
    margin: 0;
    padding: 0;
    font-size: 14px;
    line-height: 1.4;
    overflow-x: hidden;
}

body::before {
    content: " ";
    display: block;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    background: linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.25) 50%), linear-gradient(90deg, rgba(255, 0, 0, 0.06), rgba(0, 255, 0, 0.02), rgba(0, 0, 255, 0.06));
    z-index: 2;
    background-size: 100% 2px, 3px 100%;
    pointer-events: none;
}

a {
    color: var(--text-color);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
    background-color: var(--text-color);
    color: var(--bg-color);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 10px;
}

/* Header System Info */
header {
    border-bottom: 2px dashed var(--border-color);
    margin-bottom: 20px;
    padding-bottom: 10px;
}

.sys-info {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 10px;
}

.sys-item {
    white-space: nowrap;
}

.label {
    color: var(--accent-color);
    font-weight: bold;
}

/* Navigation - Command Bar Style */
nav {
    background-color: #111;
    border: 1px solid var(--border-color);
    padding: 5px;
    margin-bottom: 20px;
}

nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
}

nav li::before {
    content: "[";
    color: var(--dim-color);
}

nav li::after {
    content: "]";
    color: var(--dim-color);
}

/* Toolkits Grid */
.toolkits-section {
    margin-bottom: 40px;
}

.section-title {
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 15px;
    padding-bottom: 5px;
    color: #ffffff;
    background: var(--accent-color);
    display: inline-block;
    padding: 2px 5px;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.card {
    border: 1px solid var(--border-color);
    background: #050505;
    padding: 10px;
    transition: all 0.2s;
}

.card:hover {
    box-shadow: 0 0 10px var(--text-color);
    border-color: #fff;
}

.card-header {
    background: var(--border-color);
    color: #000;
    padding: 2px 5px;
    font-weight: bold;
    margin: -10px -10px 10px -10px;
    display: flex;
    justify-content: space-between;
}

.card-body p {
    margin: 5px 0;
    color: var(--dim-color);
}

.card-actions {
    margin-top: 10px;
    text-align: right;
}

.btn {
    border: 1px solid var(--text-color);
    padding: 2px 8px;
    cursor: pointer;
    font-family: inherit;
    background: transparent;
    color: var(--text-color);
}

.btn:hover {
    background: var(--text-color);
    color: #000;
}

/* Footer */
footer {
    border-top: 2px dashed var(--border-color);
    margin-top: 40px;
    padding-top: 10px;
    text-align: center;
    color: var(--dim-color);
    padding-bottom: 20px;
}

/* Utilities */
.blink {
    animation: blinker 1s linear infinite;
}

@keyframes blinker {
    50% {
        opacity: 0;
    }
}

.text-white {
    color: #fff;
}

.text-red {
    color: red;
}