:root {
    --bg:        #1D1D20;
    --fg:        #BABABA;
    --fg-dim:    #666666;
    --green:     #68C256;
    --yellow:    #DCCD51;
    --cyan:      #2387D9;
    --green-b:   #77B869;
    --blue-b:    #4AA3E8;

    --font:      'SF Mono', Menlo, 'Fira Code', Consolas, monospace;
}

/* Reset */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    background: var(--bg);
    color: var(--fg);
    font-family: var(--font);
    font-size: 15px;
    line-height: 1.7;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Layout */
header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: color-mix(in srgb, var(--bg) 95%, transparent);
    border-bottom: 1px solid #333;
    padding: 0.75rem 0;
}

main {
    flex: 1;
    max-width: 680px;
    width: 100%;
    margin: 0 auto;
    padding: 4rem 1.5rem;
}

.section {
    margin-bottom: 5rem;
}

.section h1 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--yellow);
    margin-bottom: 1.5rem;
    letter-spacing: -0.01em;
}

footer {
    border-top: 1px solid #333;
    padding: 1.5rem 0;
    margin-top: auto;
}

.footer-inner {
    max-width: 680px;
    margin: 0 auto;
    padding: 0 1.5rem;
    text-align: center;
    color: var(--fg-dim);
    font-size: 0.78rem;
    letter-spacing: 0.04em;
}

/* Components */
.site-title {
    display: block;
    max-width: 680px;
    margin: 0 auto;
    padding: 0 1.5rem;
    color: var(--fg);
    text-decoration: none;
    font-size: 1.4rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    transition: color 0.2s;
    position: relative;
}

.site-title:hover {
    color: var(--green-b);
}

.site-title::after {
    content: " ~";
    color: var(--green-b);
    opacity: 0;
    transition: opacity 0.15s ease;
}

.site-title:hover::after {
    opacity: 1;
}

.site-title .tooltip {
    position: absolute;
    top: 100%;
    left: 0;
    margin-top: 0.5rem;
    background: var(--bg);
    border: 1px solid var(--yellow);
    color: var(--yellow);
    padding: 0.4rem 0.8rem;
    font-size: 0.75rem;
    font-family: var(--font);
    letter-spacing: 0.02em;
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s ease;
    white-space: nowrap;
    z-index: 10;
}

.site-title:hover .tooltip {
    opacity: 1;
    visibility: visible;
}

.prompt {
    color: var(--green);
    margin-right: 0.35rem;
}

.intro-content p {
    margin-bottom: 1rem;
    color: var(--fg);
    font-size: 0.95rem;
}

.intro-content strong {
    color: var(--blue-b);
    font-weight: 700;
}

.project-card {
    border: 1px solid #333;
    border-radius: 6px;
    padding: 2rem;
    transition: border-color 0.2s;
}

.project-card:hover {
    border-color: #957BBE;
}

.project-card h2 {
    font-size: 1rem;
    color: var(--green-b);
    margin-bottom: 0.6rem;
}

.project-card p {
    color: var(--fg-dim);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.project-link {
    display: inline-block;
    color: var(--cyan);
    text-decoration: none;
    font-size: 0.88rem;
    letter-spacing: 0.02em;
    transition: color 0.2s;
}

.project-links {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
}

.project-link:hover {
    color: var(--blue-b);
}

.social-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.social-link {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    color: var(--fg);
    text-decoration: none;
    font-size: 0.88rem;
    letter-spacing: 0.02em;
    border: 1px solid #333;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    transition: all 0.2s;
}

.social-link:hover {
    border-color: var(--cyan);
    color: var(--cyan);
}

/* Utilities */
.cursor-blink {
    display: inline-block;
    width: 8px;
    height: 1.1em;
    background: #a6a28c;
    margin-left: 4px;
    animation: blink 1s step-end infinite;
    vertical-align: text-bottom;
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

.boot-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg);
    z-index: 9999;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    animation: boot-fade-out 0.8s ease 3s forwards;
}

.boot-line {
    color: var(--green);
    font-family: var(--font);
    font-size: 0.9rem;
    line-height: 1.6;
    opacity: 0;
    animation: boot-line-in 0.3s ease forwards;
}

.line-1 { animation-delay: 0.3s; }
.line-2 { animation-delay: 0.7s; }
.line-3 { animation-delay: 1.1s; }
.line-4 { animation-delay: 1.5s; }
.line-5 { animation-delay: 1.9s; }

@keyframes boot-line-in {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes boot-fade-out {
    from { opacity: 1; }
    to { opacity: 0; visibility: hidden; }
}

@media (max-width: 600px) {
    .site-title {
        font-size: 1.2rem;
    }

    main {
        padding: 2.5rem 1rem;
    }

    .section {
        margin-bottom: 3.5rem;
    }

    .section h1 {
        font-size: 0.95rem;
    }

    .project-card {
        padding: 1.5rem;
    }
}