:root {
    --bg-color: #0d1117;
    --terminal-green: #00ff41;
    --terminal-dim: #008F11;
    --text-color: #e6edf3;
    --accent-color: #fca311;
    /* Amber for warnings/highlights */
    --card-bg: rgba(22, 27, 34, 0.9);
    --font-mono: 'Courier New', Courier, monospace;
    --font-sans: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

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

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

/* CRT Overlay Effect */
.overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    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));
    background-size: 100% 2px, 3px 100%;
    pointer-events: none;
    z-index: 10;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 20px;
    position: relative;
    z-index: 1;
}

/* Header */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    border-bottom: 2px solid var(--terminal-green);
    margin-bottom: 40px;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--terminal-green);
    text-shadow: 0 0 5px var(--terminal-dim);
}

.cursor {
    animation: blink 1s step-end infinite;
}

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

nav a {
    color: var(--text-color);
    text-decoration: none;
    margin-left: 20px;
    font-size: 0.9rem;
    transition: color 0.3s;
}

nav a:hover {
    color: var(--terminal-green);
    text-decoration: underline;
}

/* Hero Section */
.hero-section {
    text-align: center;
    margin-bottom: 60px;
    padding: 40px 0;
}

h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    letter-spacing: 2px;
}

.highlight {
    color: var(--terminal-green);
}

.subtitle {
    font-family: var(--font-sans);
    color: #8b949e;
    margin-bottom: 30px;
}

.terminal-box {
    background: #000;
    border: 1px solid var(--terminal-dim);
    padding: 20px;
    max-width: 600px;
    margin: 0 auto;
    text-align: left;
    box-shadow: 0 0 10px rgba(0, 255, 65, 0.2);
}

.terminal-box p {
    margin: 5px 0;
    color: var(--terminal-green);
}

.status-ok {
    color: #00ff41;
    font-weight: bold;
}

/* Sections */
.content-section {
    margin-bottom: 60px;
}

h2 {
    border-bottom: 1px dashed var(--terminal-dim);
    padding-bottom: 10px;
    margin-bottom: 20px;
    color: var(--accent-color);
}

/* Grid for Cards */
.grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.card {
    background: var(--card-bg);
    border: 1px solid #30363d;
    padding: 20px;
    border-radius: 4px;
    transition: transform 0.2s, border-color 0.2s;
}

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

.card h3 {
    color: var(--terminal-green);
    margin-bottom: 15px;
}

.card p {
    font-family: var(--font-sans);
    font-size: 0.95rem;
    color: #c9d1d9;
    margin-bottom: 20px;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 8px 16px;
    background: transparent;
    border: 1px solid var(--terminal-green);
    color: var(--terminal-green);
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.3s;
}

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

.btn.deactivate {
    border-color: #555;
    color: #555;
    pointer-events: none;
}

.large-btn {
    font-weight: bold;
    padding: 12px 24px;
    letter-spacing: 1px;
}

.highlight-box {
    text-align: center;
    border: 1px solid var(--terminal-green);
    padding: 40px;
    background: rgba(0, 255, 65, 0.05);
}

/* Footer */
footer {
    text-align: center;
    margin-top: 60px;
    padding: 20px 0;
    color: #8b949e;
    font-size: 0.8rem;
    border-top: 1px solid #30363d;
}

.footer-note {
    color: var(--terminal-dim);
}

/* Responsive */
@media (max-width: 768px) {
    header {
        flex-direction: column;
        gap: 15px;
    }


    h1 {
        font-size: 1.8rem;
    }

    nav a {
        margin: 0 10px;
    }
}

/* Contact Form Styles */
.contact-form-container {
    max-width: 700px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 20px;
    text-align: left;
}

label {
    display: block;
    margin-bottom: 8px;
    color: var(--terminal-green);
    font-weight: bold;
}

input,
textarea {
    width: 100%;
    background: rgba(0, 0, 0, 0.5);
    border: 1px solid var(--terminal-dim);
    padding: 12px;
    color: var(--text-color);
    font-family: var(--font-mono);
    font-size: 1rem;
    transition: all 0.3s;
}

input:focus,
textarea:focus {
    outline: none;
    border-color: var(--terminal-green);
    box-shadow: 0 0 8px rgba(0, 255, 65, 0.2);
    background: rgba(0, 20, 5, 0.5);
}

nav a.active {
    color: var(--terminal-green);
    text-decoration: underline;
    font-weight: bold;
}