@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@400;700&display=swap');

:root {
    --bg-color: #0a0e14;
    --terminal-bg: #0d1117;
    --text-color: #c9d1d9;
    --matrix-green: #00ff66;
    --matrix-green-dim: #00cc52;
    --border-color: #21262d;
    
    --font-stack-text: 'Roboto', sans-serif;
    --font-stack-mono: 'Fira Code', 'Courier New', Courier, monospace;
}

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

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    background: radial-gradient(circle at center, #0d1117 0%, #050709 100%);
    color: var(--text-color);
    font-family: var(--font-stack-text);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
    width: 100%;
}

.prompt, .title, .matrix-text, .blink {
    font-family: var(--font-stack-mono);
}

.navbar {
    position: fixed;
    top: 0;
    left: 0; 
    width: 100%;
    background-color: rgba(13, 17, 23, 0.85);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--matrix-green-dim);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 30px;
    z-index: 1000;
    box-shadow: 0 4px 20px rgba(0, 255, 102, 0.1);
}

.logo a {
    text-decoration: none;
    font-size: 20px;
    font-weight: bold;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 20px;
}

.nav-links a {
    color: var(--text-color);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease, text-shadow 0.3s ease;
}

.nav-links a:hover, .nav-links a.active {
    color: var(--matrix-green);
    text-shadow: 0 0 8px rgba(0, 255, 102, 0.6);
}

.section-full {
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 80px 20px 20px 20px;
}

.content-box {
    background-color: var(--terminal-bg);
    border: 1px solid var(--border-color);
    padding: 40px;
    border-radius: 6px;
    max-width: 800px;
    width: 100%;
    box-shadow: 0 10px 30px rgba(0, 255, 102, 0.05);
}

.about-container {
    padding: 100px 20px 150px 20px;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    min-height: 100vh;
}

.matrix-text { color: var(--matrix-green); }
h1, h2 { color: #fff; margin-bottom: 15px; }
h2 { font-size: 18px; margin-top: 30px; border-bottom: 1px solid var(--border-color); padding-bottom: 5px; }
p { margin-bottom: 15px; color: #c9d1d9; text-align: justify; }

.highlight { color: var(--matrix-green); }
.blink {
    animation: blinker 1s linear infinite;
    color: var(--matrix-green);
    font-weight: bold;
    font-size: 24px;
}
@keyframes blinker { 50% { opacity: 0; } }

.hacker-list { list-style: none; margin-top: 15px; }
.hacker-list li::before { content: "> "; color: var(--matrix-green); font-weight: bold; font-family: var(--font-stack-mono); }

.terminal {
    background-color: var(--terminal-bg);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    width: 100%;
    max-width: 900px;
    box-shadow: 0 10px 30px rgba(0, 255, 102, 0.05);
    overflow: hidden;
}

.terminal-header {
    background-color: #161b22;
    padding: 10px 15px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
}

.buttons { display: flex; gap: 8px; }
.button { width: 12px; height: 12px; border-radius: 50%; }
.button.red { background-color: #ff5f56; }
.button.yellow { background-color: #ffbd2e; }
.button.green { background-color: #27c93f; }

.title { margin-left: 20px; font-size: 14px; color: #8b949e; }

.terminal-body { padding: 25px; }
.prompt { color: var(--matrix-green); margin-bottom: 15px; margin-top: 20px; }
.prompt::before { content: "job@merux.dev:~$ "; color: #58a6ff; }
.prompt:first-child { margin-top: 0; }

.subtitle { color: var(--matrix-green); font-size: 16px; margin-bottom: 30px; }

.stats-container {
    border: 1px dashed var(--matrix-green-dim);
    padding: 20px;
    margin-bottom: 35px;
    background: rgba(0, 255, 102, 0.02);
    border-radius: 4px;
}

.stat-item {
    font-size: 18px;
    color: var(--matrix-green);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
}
.stat-item:last-child { margin-bottom: 0; }
.stat-item::before { content: "> "; font-weight: bold; margin-right: 10px; font-family: var(--font-stack-mono); }

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 15px;
    margin-top: 15px;
    margin-bottom: 25px;
}

.grid-item {
    background: #161b22;
    border: 1px solid var(--border-color);
    padding: 15px;
    border-radius: 4px;
}
.grid-item h3 { color: #58a6ff; font-size: 15px; margin-bottom: 8px; }
.grid-item p { font-size: 14px; margin-bottom: 0; color: #8b949e; }

.links { display: flex; gap: 20px; margin-top: 30px; flex-wrap: wrap; }
.link-btn {
    color: var(--matrix-green);
    text-decoration: none;
    border: 1px solid var(--matrix-green);
    padding: 8px 16px;
    border-radius: 4px;
    transition: all 0.3s ease;
    font-size: 14px;
}
.link-btn:hover {
    background-color: var(--matrix-green);
    color: var(--bg-color);
    box-shadow: 0 0 15px rgba(0, 255, 102, 0.4);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
}

.menu-toggle .bar {
    width: 25px;
    height: 3px;
    background-color: var(--matrix-green);
    transition: all 0.3s ease;
    border-radius: 2px;
}

@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }

    .nav-links {
        position: absolute;
        top: 60px;
        left: 0;
        width: 100%;
        background-color: rgba(13, 17, 23, 0.95);
        backdrop-filter: blur(10px);
        flex-direction: column;
        align-items: center;
        padding: 20px 0;
        gap: 20px;
        border-bottom: 1px solid var(--matrix-green-dim);
        
        transform: translateY(-200%);
        transition: transform 0.3s ease-in-out;
        z-index: -1;
    }

    .nav-links.active {
        transform: translateY(0);
    }

    .section-full { padding: 80px 10px 10px 10px; }
    .content-box, .terminal-body { padding: 15px; }
    .stat-item { font-size: 15px; }
    h1 { font-size: 20px; }
}

.terminal-tabs {
    display: flex;
    background-color: #0d1117;
    width: 100%;
    padding-top: 8px;
    padding-left: 10px;
}

.tab-btn {
    background-color: #161b22;
    color: #8b949e;
    border: none;
    border-top-left-radius: 8px;
    border-top-right-radius: 8px;
    padding: 8px 20px;
    margin-right: 4px;
    font-family: var(--font-stack-mono);
    font-size: 13px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.2s ease;
    border-top: 1px solid transparent;
    border-left: 1px solid transparent;
    border-right: 1px solid transparent;
}

.tab-btn:hover {
    background-color: #21262d;
    color: #c9d1d9;
}

.tab-btn.active {
    background-color: var(--terminal-bg);
    color: var(--matrix-green);
    border-top: 1px solid var(--border-color);
    border-left: 1px solid var(--border-color);
    border-right: 1px solid var(--border-color);
    border-bottom: 1px solid var(--terminal-bg); 
    margin-bottom: -1px; 
    z-index: 10;
}

.tab-icon {
    font-size: 14px;
    opacity: 0.7;
}

.tab-add {
    color: #8b949e;
    padding: 8px 12px;
    cursor: not-allowed;
    font-family: var(--font-stack-mono);
}

.tab-content {
    display: none;
    animation: fadeIn 0.3s ease;
}

.tab-content.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(5px); }
    to { opacity: 1; transform: translateY(0); }
}