:root {
    --bg-color: #0d1117;
    --terminal-green: #4ade80;
    --btn-green: #10b981;
    --text-color: #c9d1d9;
    --border-color: #30363d;
    --font-mono: 'Fira Code', 'JetBrains Mono', 'Courier New', monospace;
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-mono);
    height: 100vh;
    overflow: hidden;
}

.terminal-layout {
    display: flex;
    height: 100vh;
    width: 100vw;
}

.sidebar {
    width: 250px;
    background-color: rgba(13, 17, 23, 0.95);
    border-right: 1px solid var(--border-color);
    padding: 20px;
    display: flex;
    flex-direction: column;
}

.sidebar-header h2 {
    color: var(--terminal-green);
    margin-bottom: 5px;
}

.sidebar-header p {
    font-size: 0.8rem;
    color: #8b949e;
    margin-bottom: 30px;
}

.command-list {
    list-style: none;
}

.command-list li {
    padding: 10px;
    margin-bottom: 8px;
    cursor: pointer;
    border-radius: 4px;
    transition: background 0.2s, color 0.2s;
    color: var(--text-color);
}

.command-list li:hover {
    background-color: rgba(74, 222, 128, 0.1);
    color: var(--terminal-green);
}

.folder-title {
    display: block;
    font-weight: bold;
    color: #e2e8f0;
}

.nested-list {
    list-style: none;
    margin-left: 15px;
    margin-top: 5px;
    border-left: 1px dashed var(--border-color);
    padding-left: 10px;
}

.nested-list.hidden {
    display: none;
}

.terminal {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 20px;
    overflow-y: auto;
}

.terminal-history {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 20px;
}

.terminal-line {
    word-break: break-word;
}

.terminal-line.cmd-echo {
    color: var(--text-color);
}
.terminal-line.cmd-echo .prompt {
    color: var(--terminal-green);
}

.terminal-line.output {
    color: var(--terminal-green);
    white-space: pre-wrap;
    padding-bottom: 15px;
}

.terminal-input-line {
    display: flex;
    flex-shrink: 0;
    align-items: center;
    gap: 8px;
}

.prompt {
    color: var(--terminal-green);
    font-weight: bold;
}

#terminal-input {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--text-color);
    font-family: var(--font-mono);
    font-size: 1rem;
    outline: none;
}

/* Projects rendering inside terminal */
.terminal-projects {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 20px;
    margin-top: 10px;
}

.project-card {
    background: #000;
    border: 1px solid var(--terminal-green);
    border-radius: 2px;
    padding: 15px;
    color: var(--text-color);
    display: flex;
    flex-direction: column;
}

.project-img-wrapper img {
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    border-radius: 2px;
    margin-bottom: 10px;
    border: 1px solid var(--border-color);
    opacity: 0.85;
    transition: opacity 0.3s;
}

.project-links {
    margin-top: auto;
}

.project-card:hover .project-img-wrapper img {
    opacity: 1;
}

.project-card h3 {
    color: var(--terminal-green);
    margin-bottom: 10px;
    text-transform: uppercase;
    font-size: 1.1rem;
}

.project-card p {
    margin-bottom: 15px;
    font-size: 0.9rem;
    color: #8b949e;
}

.project-tags {
    margin-bottom: 15px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.project-tags .tag {
    display: inline-flex;
    align-items: center;
    color: var(--text-color);
    font-size: 0.7rem;
    padding: 3px 8px;
    border: 1px solid;
    border-radius: 4px;
    background-color: rgba(13, 17, 23, 0.6);
    font-weight: 600;
}

.project-tags .tag.tag-blue { color: #60a5fa; border-color: #60a5fa; box-shadow: 0 0 5px rgba(96, 165, 250, 0.3); }
.project-tags .tag.tag-red { color: #f87171; border-color: #f87171; box-shadow: 0 0 5px rgba(248, 113, 113, 0.3); }
.project-tags .tag.tag-purple { color: #c084fc; border-color: #c084fc; box-shadow: 0 0 5px rgba(192, 132, 252, 0.3); }
.project-tags .tag.tag-yellow { color: #facc15; border-color: #facc15; box-shadow: 0 0 5px rgba(250, 204, 21, 0.3); }

.btn-cta {
    display: inline-block;
    background: transparent;
    color: var(--btn-green);
    border: 1px solid var(--btn-green);
    padding: 8px 15px;
    text-decoration: none;
    font-weight: bold;
    text-transform: uppercase;
    transition: all 0.2s ease;
    cursor: pointer;
}

.btn-cta:hover {
    background: var(--btn-green);
    color: #000;
    box-shadow: 0 0 10px var(--btn-green);
}

.pdf-download-btn {
    position: relative;
    width: 16.66%;
    min-width: 140px;
    height: 180px;
    border: 1px solid var(--btn-green);
    background-color: transparent;
    color: var(--btn-green);
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    transition: all 0.3s ease;
    margin-top: 15px;
    margin-bottom: 15px;
    font-family: inherit;
    text-decoration: none;
}

.pdf-download-btn:hover {
    background-color: var(--btn-green);
    color: var(--bg-color);
}

.pdf-download-btn .blur-bg {
    position: absolute;
    top: 10px;
    left: 10px;
    right: 10px;
    bottom: 10px;
    background-image: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 8px,
        var(--btn-green) 8px,
        var(--btn-green) 10px
    );
    opacity: 0.3;
    filter: blur(2.5px);
    z-index: 1;
    transition: all 0.3s ease;
}

.pdf-download-btn:hover .blur-bg {
    background-image: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 8px,
        var(--bg-color) 8px,
        var(--bg-color) 10px
    );
}

.pdf-download-btn .btn-content {
    position: relative;
    z-index: 2;
    font-weight: 600;
    text-align: center;
    background: rgba(13, 17, 23, 0.8);
    padding: 5px 10px;
    border: 1px solid var(--btn-green);
    transition: all 0.3s ease;
}

.pdf-download-btn:hover .btn-content {
    background: var(--btn-green);
    color: var(--bg-color);
    border-color: var(--bg-color);
}

.top-right-contacts {
    position: fixed;
    top: 20px;
    right: 25px;
    display: flex;
    gap: 15px;
    z-index: 100;
}

.top-right-contacts a {
    color: #8b949e;
    transition: color 0.2s, transform 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.top-right-contacts a:hover {
    color: var(--terminal-green);
    transform: translateY(-2px);
}

/* Mobile Layout Styles */
.mobile-menu-toggle {
    display: none;
    position: fixed;
    top: 15px;
    left: 15px;
    z-index: 1000;
    background: #0d1117;
    color: var(--terminal-green);
    border: 1px solid var(--terminal-green);
    font-size: 1.5rem;
    padding: 5px 10px;
    cursor: pointer;
    border-radius: 4px;
}

.mobile-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    z-index: 998;
}

.mobile-overlay.active {
    display: block;
}

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

    .sidebar {
        position: fixed;
        left: 0;
        top: 0;
        bottom: 0;
        z-index: 999;
        transform: translateX(-100%);
        transition: transform 0.3s ease;
        width: 80%;
        max-width: 300px;
    }

    .sidebar.active {
        transform: translateX(0);
    }

    .terminal {
        padding-top: 60px;
    }

    .terminal-input-line {
        padding-bottom: 20px;
    }

    .top-right-contacts {
        top: 15px;
        right: 15px;
    }
}

/* Quick commands bar */
.quick-commands {
    display: flex;
    flex-shrink: 0;
    gap: 10px;
    padding: 10px 0;
    overflow-x: auto;
    white-space: nowrap;
    -ms-overflow-style: none;
    scrollbar-width: none;
    margin-bottom: 10px;
}

.quick-commands::-webkit-scrollbar {
    display: none;
}

.quick-cmd {
    background: transparent;
    color: var(--btn-green);
    border: 1px solid var(--btn-green);
    padding: 6px 12px;
    text-decoration: none;
    font-weight: bold;
    text-transform: uppercase;
    font-size: 0.8rem;
    font-family: var(--font-mono);
    transition: all 0.2s ease;
    cursor: pointer;
    border-radius: 2px;
}

.quick-cmd:hover, .quick-cmd:active {
    background: var(--btn-green);
    color: #000;
    box-shadow: 0 0 10px var(--btn-green);
}