:root {
    --bg-primary: #0a0a0a;
    --bg-secondary: #111111;
    --bg-tertiary: #161616;
    --bg-hover: #1a1a1a;
    --text-primary: #b8b8b8;
    --text-secondary: #6a6a6a;
    --text-muted: #4a4a4a;
    --border: #1e1e1e;
    --border-light: #282828;
    --accent: #2d2d2d;
}

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

html {
    font-size: 18px;
    scroll-behavior: smooth;
}

body {
    font-family: "JetBrains Mono", "IBM Plex Mono", "Consolas", monospace;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    background-image:
        linear-gradient(rgba(45, 45, 45, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(45, 45, 45, 0.03) 1px, transparent 1px);
    background-size: 20px 20px;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 3rem 2rem;
}

/* Header / Prompt */
.prompt-header {
    margin-bottom: 4rem;
}

.prompt-line {
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.prompt-symbol {
    color: var(--text-muted);
}

.prompt-path {
    color: var(--text-secondary);
}

.prompt-separator {
    margin: 0 0.5rem;
}

.prompt-command {
    color: var(--text-primary);
    font-weight: 500;
}

.cursor {
    display: inline-block;
    width: 8px;
    height: 16px;
    background-color: var(--text-primary);
    margin-left: 2px;
    animation: blink 1s infinite;
    vertical-align: text-bottom;
}

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

.name {
    font-size: 2.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    letter-spacing: -0.02em;
}

.tagline {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 0.8rem;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border);
    font-size: 0.75rem;
    letter-spacing: 0.05em;
}

.status-dot {
    width: 6px;
    height: 6px;
    background-color: #5a9a5a;
    border-radius: 50%;
}

.status-text {
    color: var(--text-primary);
}

/* Navigation */
.nav-links {
    margin-top: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.2s ease;
}

.nav-link:hover {
    color: var(--text-primary);
}

.nav-link.active {
    color: var(--text-primary);
}

.nav-separator {
    color: var(--text-muted);
    margin: 0 0.25rem;
}

/* Sections */
.section {
    margin-bottom: 3rem;
}

.section-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.section-title .prompt-symbol {
    color: var(--text-muted);
}

.section-content {
    padding-left: 1.5rem;
    border-left: 1px solid var(--border);
}

/* About */
.about p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 0.8rem;
}

.about-list {
    list-style: none;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.about-list li {
    position: relative;
    padding-left: 1.2rem;
    margin-bottom: 0.4rem;
}

.about-list li::before {
    content: "—";
    position: absolute;
    left: 0;
    color: var(--text-muted);
}

.mt-1 {
    margin-top: 1rem;
}

/* Projects */
.project-card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border);
    padding: 1.25rem;
    margin-bottom: 1rem;
    transition:
        background-color 0.2s ease,
        border-color 0.2s ease;
}

.project-card:hover {
    background-color: var(--bg-tertiary);
    border-color: var(--border-light);
}

.project-header {
    display: flex;
    align-items: baseline;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}

.project-id {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.project-name {
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-primary);
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
    font-size: 0.8rem;
}

.tech-label {
    color: var(--text-muted);
}

.tech-item {
    background-color: var(--bg-tertiary);
    padding: 0.2rem 0.5rem;
    border: 1px solid var(--border);
    color: var(--text-secondary);
    font-size: 0.75rem;
}

.project-desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Stack */
.stack-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
}

.stack-column {
    margin-bottom: 1rem;
}

.stack-category {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

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

.stack-list li {
    font-size: 0.85rem;
    color: var(--text-secondary);
    padding: 0.4rem 0;
    border-bottom: 1px solid var(--border);
    transition: color 0.2s ease;
}

.stack-list li:hover {
    color: var(--text-primary);
}

.stack-list li:last-child {
    border-bottom: none;
}

/* Homelab */
.homelab-layout {
    display: flex;
    gap: 2rem;
    align-items: flex-start;
}

.homelab-overview {
    flex: 0 0 320px;
    position: sticky;
    top: 2rem;
}

/* ── Hardware tree ─────────────────────────────────────── */
.hw-tree {
    font-size: 0.82rem;
    line-height: 2;
}

.hw-tree-header {
    font-size: 0.72rem;
    color: var(--text-muted);
    letter-spacing: 0.06em;
    margin-bottom: 0.4rem;
}

.hw-tree-root {
    color: var(--text-muted);
    margin-bottom: 0;
}

.hw-row {
    display: flex;
    align-items: baseline;
    gap: 0.55rem;
}

.hw-glyph {
    color: var(--text-muted);
    white-space: pre;
    flex-shrink: 0;
    font-size: 0.78rem;
}

.hw-machine .hw-name {
    color: var(--text-primary);
    font-weight: 500;
}

.hw-machine .hw-meta {
    font-size: 0.7rem;
    color: var(--text-muted);
    letter-spacing: 0.03em;
}

.hw-svc {
    cursor: pointer;
    position: relative;
}

.hw-svc .hw-name {
    color: var(--text-secondary);
    transition: color 0.15s ease;
}

.hw-svc .hw-meta {
    font-size: 0.7rem;
    color: var(--text-muted);
    opacity: 0;
    transition: opacity 0.15s ease;
    margin-left: auto;
}

.hw-svc:hover .hw-name {
    color: var(--text-primary);
}

.hw-svc:hover .hw-meta {
    opacity: 1;
}

.hw-svc::after {
    content: " →";
    font-size: 0.72rem;
    color: var(--text-muted);
    opacity: 0;
    transition: opacity 0.15s ease;
}

.hw-svc:hover::after {
    opacity: 1;
}

.hw-path .hw-name {
    font-size: 0.76rem;
    color: var(--text-muted);
}

.hw-spacer .hw-glyph {
    line-height: 1;
}

.hw-tree-hint {
    font-size: 0.7rem;
    color: var(--text-muted);
    margin-top: 1.25rem;
    letter-spacing: 0.04em;
    opacity: 0.7;
}

.hw-tree-hint {
    font-size: 0.7rem;
    color: var(--text-muted);
    margin-top: 1.25rem;
    letter-spacing: 0.04em;
    opacity: 0.7;
}

.homelab-services {
    flex: 1;
    min-width: 0;
}

.homelab-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1rem;
}

.service-card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border);
    padding: 1rem;
    transition:
        background-color 0.2s ease,
        border-color 0.2s ease,
        transform 0.2s ease;
    cursor: pointer;
    position: relative;
}

.service-card:hover {
    background-color: var(--bg-tertiary);
    border-color: var(--border-light);
    transform: translateX(2px);
}

.service-card::after {
    content: "[+]";
    position: absolute;
    top: 1rem;
    right: 1rem;
    font-size: 0.7rem;
    color: var(--text-muted);
    opacity: 0;
    transition: opacity 0.2s ease;
}

.service-card:hover::after {
    opacity: 1;
}

.service-id {
    font-size: 0.7rem;
    color: var(--text-muted);
    display: block;
    margin-bottom: 0.5rem;
}

.service-name {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

.service-items {
    list-style: none;
}

.service-items li {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    font-size: 0.8rem;
    padding: 0.4rem 0;
    border-bottom: 1px solid var(--border);
}

.service-items li:last-child {
    border-bottom: none;
}

.service-item-name {
    color: var(--text-secondary);
}

.service-item-desc {
    color: var(--text-muted);
    font-size: 0.75rem;
}

/* Contact */
.contact-philosophy {
    font-size: 0.82rem;
    color: var(--text-secondary);
    line-height: 1.75;
    margin-bottom: 1.75rem;
    padding-left: 0.75rem;
    border-left: 2px solid var(--border-light);
}

.contact-rows {
    display: flex;
    flex-direction: column;
}

.contact-row {
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
    padding: 1rem 0;
    border-bottom: 1px solid var(--border);
}

.contact-row:last-child {
    border-bottom: none;
}

.contact-row-platform {
    display: flex;
    align-items: baseline;
    gap: 0.75rem;
}

.contact-platform-link {
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--text-primary);
    text-decoration: none;
    transition: color 0.2s ease;
}

a.contact-platform-link:hover {
    color: var(--text-secondary);
}

.contact-platform-desc {
    font-size: 0.72rem;
    color: var(--text-muted);
    letter-spacing: 0.04em;
}

.contact-row-value {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.contact-value-text {
    font-size: 0.88rem;
    color: var(--text-secondary);
    text-decoration: none;
    font-family: inherit;
    transition: color 0.2s ease;
}

a.contact-value-text:hover {
    color: var(--text-primary);
}

.contact-row-fallback .contact-platform-link {
    color: var(--text-muted);
}

.contact-row-fallback .contact-value-text {
    color: var(--text-muted);
}

.copy-btn {
    background: none;
    border: 1px solid var(--border);
    color: var(--text-secondary);
    padding: 0.15rem 0.4rem;
    cursor: pointer;
    font-size: 0.75rem;
    font-family: inherit;
    transition:
        background-color 0.2s ease,
        border-color 0.2s ease;
}

.copy-btn:hover {
    background-color: var(--bg-tertiary);
    border-color: var(--border-light);
}

.copy-btn:active {
    background-color: var(--bg-hover);
}

/* QR inline inside contact row */
.contact-qr-inline {
    margin-top: 0.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.contact-qr-label {
    font-size: 0.7rem;
    color: var(--text-muted);
    letter-spacing: 0.05em;
}

.contact-qr-inline img {
    width: 90px;
    height: 90px;
    border: 1px solid var(--border);
    background: #fff;
    padding: 3px;
}

/* Footer */
.footer {
    margin-top: 4rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border);
}

.footer-text {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-align: center;
}

/* Modal/Full Page */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.95);
    z-index: 1000;
    display: none;
    overflow-y: auto;
    animation: fadeIn 0.3s ease;
}

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

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.modal-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 3rem 2rem;
}

.modal-header {
    margin-bottom: 2rem;
}

.modal-close {
    position: fixed;
    top: 2rem;
    right: 2rem;
    background: none;
    border: 1px solid var(--border);
    color: var(--text-primary);
    padding: 0.5rem 1rem;
    cursor: pointer;
    font-family: inherit;
    font-size: 0.9rem;
    transition:
        background-color 0.2s ease,
        border-color 0.2s ease;
    z-index: 1001;
}

.modal-close:hover {
    background-color: var(--bg-tertiary);
    border-color: var(--border-light);
}

.modal-category {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
    letter-spacing: 0.05em;
}

.modal-title {
    font-size: 2rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.modal-subtitle {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.modal-section {
    margin-bottom: 2.5rem;
}

.modal-section-title {
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border);
}

.modal-text {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.modal-list {
    list-style: none;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.modal-list li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.6rem;
    line-height: 1.5;
}

.modal-list li::before {
    content: ">";
    position: absolute;
    left: 0;
    color: var(--text-muted);
}

/* ASCII Diagram */
.diagram-container {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border);
    padding: 1.5rem;
    margin: 2rem 0;
    overflow-x: auto;
}

.diagram-title {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
    letter-spacing: 0.05em;
}

.diagram-ascii {
    font-family: "JetBrains Mono", monospace;
    font-size: 0.75rem;
    line-height: 1.4;
    color: var(--text-primary);
    white-space: pre;
}

/* Tech Tags */
.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.tech-tag {
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border);
    padding: 0.3rem 0.6rem;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.stat-card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border);
    padding: 1rem;
}

.stat-value {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Highlight Box */
.highlight-box {
    background-color: var(--bg-tertiary);
    border-left: 3px solid var(--text-primary);
    padding: 1rem;
    margin: 1.5rem 0;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* Responsive */
@media (max-width: 1024px) {
    .homelab-layout {
        flex-direction: column;
    }

    .homelab-overview {
        position: static;
        flex: none;
        width: 100%;
        border-bottom: 1px solid var(--border);
        padding-bottom: 1.5rem;
        margin-bottom: 0.5rem;
    }

    .hw-svc .hw-meta {
        opacity: 1;
    }

    .homelab-services {
        width: 100%;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 2rem 1.5rem;
    }

    .name {
        font-size: 2rem;
    }

    .section-content {
        padding-left: 1rem;
    }

    .stack-grid {
        grid-template-columns: 1fr;
    }

    .homelab-grid {
        grid-template-columns: 1fr;
    }

    .modal-content {
        padding: 2rem 1.5rem;
    }

    .modal-close {
        top: 1rem;
        right: 1rem;
    }

    .diagram-ascii {
        font-size: 0.65rem;
    }
}

@media (max-width: 480px) {
    html {
        font-size: 16px;
    }

    .project-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.25rem;
    }
}