/* ============ Tokens ============ */

:root {
    --bg: #0a0a0c;
    --bg-raised: #141417;
    --bg-raised-2: #1b1b1f;
    --border: rgba(201, 201, 194, 0.12);
    --border-strong: rgba(255, 107, 53, 0.4);
    --text: #c9c9c2;
    --text-bright: #f1f1ec;
    --text-dim: #6b6b66;
    --accent: #ff6b35;
    --accent-dim: rgba(255, 107, 53, 0.12);
    --good: #5ec98f;
    --font-mono: 'IBM Plex Mono', monospace;
    --font-sans: 'IBM Plex Sans', sans-serif;
    --rail-w: 260px;
    --radius: 3px;
}

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

html {
    scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
    * {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}

body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
}

a {
    color: inherit;
    text-decoration: none;
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    display: block;
}

strong {
    color: var(--text-bright);
    font-weight: 600;
}

.mono {
    font-family: var(--font-mono);
}

.dim {
    color: var(--text-dim);
}

.accent {
    color: var(--accent);
}

:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
}


/* faint CRT scanline texture over everything */

.scanlines {
    position: fixed;
    inset: 0;
    z-index: 200;
    pointer-events: none;
    background: repeating-linear-gradient( to bottom, rgba(255, 255, 255, 0.012) 0px, rgba(255, 255, 255, 0.012) 1px, transparent 1px, transparent 3px);
    mix-blend-mode: overlay;
}


/* ============ Rail (sidebar nav) ============ */

.rail {
    position: fixed;
    left: 0;
    top: 0;
    bottom: 0;
    width: var(--rail-w);
    border-right: 1px solid var(--border);
    background: var(--bg);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 2rem 1.6rem 1.6rem;
    z-index: 100;
}

.rail-id {
    font-family: var(--font-mono);
    font-weight: 600;
    font-size: 0.98rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-bright);
    letter-spacing: 0.01em;
}

.rail-id-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 8px 1px var(--accent-dim);
    flex-shrink: 0;
}

.rail-role {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    margin-top: 0.7rem;
    line-height: 1.6;
    letter-spacing: 0.04em;
}

.rail-nav {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    padding-left: 1.4rem;
}

.rail-trace {
    position: absolute;
    left: 0;
    top: 4px;
    bottom: 4px;
    width: 2px;
    height: calc(100% - 8px);
}

.trace-track {
    stroke: var(--border);
    stroke-width: 2;
}

.trace-fill {
    stroke: var(--accent);
    stroke-width: 2;
    transition: y2 0.25s ease;
    filter: drop-shadow(0 0 3px rgba(255, 107, 53, 0.6));
}

.rail-link {
    font-family: var(--font-mono);
    font-size: 0.86rem;
    color: var(--text-dim);
    display: flex;
    align-items: baseline;
    gap: 0.6rem;
    transition: color 0.2s ease;
}

.rail-link .num {
    font-size: 0.72rem;
    opacity: 0.7;
}

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

.rail-link.active {
    color: var(--accent);
}

.rail-bottom {
    display: flex;
    gap: 1.1rem;
    color: var(--text-dim);
}

.rail-bottom svg {
    width: 18px;
    height: 18px;
}

.rail-bottom a {
    transition: color 0.2s ease;
}

.rail-bottom a:hover {
    color: var(--accent);
}

.rail-toggle {
    display: none;
    position: fixed;
    top: 1.2rem;
    right: 1.2rem;
    z-index: 150;
    flex-direction: column;
    gap: 5px;
    background: var(--bg-raised);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 10px;
    cursor: pointer;
}

.rail-toggle span {
    width: 18px;
    height: 2px;
    background: var(--text);
}


/* ============ Main content offset ============ */

main {
    margin-left: var(--rail-w);
}

.mod {
    padding: 6rem 0;
    border-bottom: 1px solid var(--border);
    position: relative;
}

.mod-inner {
    max-width: 760px;
    margin: 0 auto;
    padding: 0 2.5rem;
}

.mod-tag {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    margin-bottom: 1.6rem;
    letter-spacing: 0.03em;
}

.mod-title {
    font-family: var(--font-mono);
    font-weight: 600;
    font-size: 1.9rem;
    color: var(--text-bright);
    margin-bottom: 2.4rem;
    letter-spacing: -0.01em;
}


/* ============ Boot / hero ============ */

.mod-boot {
    padding-top: 7rem;
}

.mod-inner-wide {
    max-width: 1080px;
}

.boot-layout {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 2.6rem;
    align-items: start;
}

.boot-right {
    background: var(--bg-raised);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 1rem;
    aspect-ratio: 1 / 1.05;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.boot-right::before {
    content: '// readout';
    position: absolute;
    top: 0.8rem;
    left: 1rem;
    font-family: var(--font-mono);
    font-size: 0.68rem;
    color: var(--text-dim);
    letter-spacing: 0.04em;
}

#dotCanvas {
    width: 100%;
    height: 100%;
}

.terminal {
    background: var(--bg-raised);
    border: 1px solid var(--border);
    border-radius: 6px;
    overflow: hidden;
    margin-bottom: 2.4rem;
    box-shadow: 0 30px 60px -30px rgba(0, 0, 0, 0.6);
}

.terminal-bar {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.7rem 1rem;
    border-bottom: 1px solid var(--border);
    background: var(--bg-raised-2);
}

.terminal-bar span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--border);
}

.terminal-bar span:nth-child(1) {
    background: #ff6b6b;
    opacity: 0.6;
}

.terminal-bar span:nth-child(2) {
    background: #ffd166;
    opacity: 0.6;
}

.terminal-bar span:nth-child(3) {
    background: var(--good);
    opacity: 0.6;
}

.terminal-bar p {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    margin-left: 0.6rem;
}

.terminal-body {
    font-family: var(--font-mono);
    font-size: 1rem;
    padding: 1.8rem;
    min-height: 200px;
    line-height: 1.9;
    white-space: pre-wrap;
}

.terminal-body .line-prompt {
    color: var(--accent);
}

.terminal-body .line-bright {
    color: var(--text-bright);
    font-weight: 600;
}

.terminal-body .line-dim {
    color: var(--text-dim);
}

.terminal-body .cursor-blink {
    display: inline-block;
    width: 8px;
    height: 1.1em;
    background: var(--accent);
    vertical-align: text-bottom;
    animation: blink 1s step-end infinite;
}

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

.boot-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.85rem 1.5rem;
    font-family: var(--font-mono);
    font-size: 0.88rem;
    border-radius: var(--radius);
    border: 1px solid transparent;
    transition: all 0.2s ease;
    cursor: pointer;
}

.btn .arrow {
    transition: transform 0.2s ease;
}

.btn:hover .arrow {
    transform: translateX(3px);
}

.btn-fill {
    background: var(--accent);
    color: #1a0d05;
    font-weight: 600;
}

.btn-fill:hover {
    background: #ff7e52;
}

.btn-line {
    border-color: var(--border);
    color: var(--text);
}

.btn-line:hover {
    border-color: var(--accent);
    color: var(--accent);
}


/* ============ About ============ */

.about-layout {
    display: grid;
    grid-template-columns: 160px 1fr;
    gap: 2.6rem;
}

.id-badge {
    text-align: center;
}

.id-photo {
    width: 100%;
    aspect-ratio: 3/4;
    border-radius: 4px;
    overflow: hidden;
    border: 1px solid var(--border);
    filter: grayscale(0.3) contrast(1.05);
}

.id-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.id-badge-label {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    margin-top: 0.7rem;
    letter-spacing: 0.05em;
}

.about-copy h2 {
    font-family: var(--font-mono);
    font-size: 1.5rem;
    color: var(--text-bright);
    line-height: 1.35;
    margin-bottom: 1.4rem;
    font-weight: 600;
}

.about-copy p {
    margin-bottom: 1.1rem;
    font-size: 0.99rem;
}

.stack-block {
    margin-top: 1.6rem;
}

.stack-block>p {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    margin-bottom: 0.8rem;
}

.stack-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.55rem;
}

.stack-tags span {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    padding: 0.4rem 0.7rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text);
}


/* ============ Log (experience) ============ */

.log-list {
    display: flex;
    flex-direction: column;
    gap: 2.6rem;
}

.log-entry {
    border-left: 2px solid var(--border);
    padding-left: 1.6rem;
    position: relative;
}

.log-entry::before {
    content: '';
    position: absolute;
    left: -5px;
    top: 0.4rem;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--bg);
    border: 2px solid var(--text-dim);
}

.log-entry:has(.status-active)::before {
    border-color: var(--accent);
    background: var(--accent);
    box-shadow: 0 0 8px 1px var(--accent-dim);
}

.log-meta {
    display: flex;
    align-items: center;
    gap: 0.9rem;
    margin-bottom: 0.6rem;
}

.log-date {
    font-size: 0.78rem;
}

.log-status {
    font-family: var(--font-mono);
    font-size: 0.66rem;
    padding: 0.18rem 0.5rem;
    border-radius: 3px;
    letter-spacing: 0.04em;
}

.status-active {
    color: var(--good);
    background: rgba(94, 201, 143, 0.1);
}

.status-closed {
    color: var(--text-dim);
    background: rgba(201, 201, 194, 0.06);
}

.log-entry h3 {
    font-family: var(--font-mono);
    font-size: 1.12rem;
    color: var(--text-bright);
    font-weight: 600;
    margin-bottom: 0.9rem;
}

.log-entry h3 .at {
    color: var(--accent);
    font-weight: 500;
}

.log-entry ul {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.log-entry li {
    font-size: 0.95rem;
    padding-left: 1.1rem;
    position: relative;
    color: var(--text);
}

.log-entry li::before {
    content: '›';
    position: absolute;
    left: 0;
    color: var(--accent);
}


/* ============ Modules (software table) ============ */

.module-table {
    display: flex;
    flex-direction: column;
}

.module-row {
    display: grid;
    grid-template-columns: 1fr 110px 80px;
    gap: 1.2rem;
    align-items: center;
    padding: 1.3rem 0;
    border-bottom: 1px solid var(--border);
}

.module-row-head {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.06em;
    padding-bottom: 0.8rem;
}

.module-name strong {
    font-family: var(--font-mono);
    font-size: 0.98rem;
    display: block;
    margin-bottom: 0.4rem;
}

.module-name p {
    font-size: 0.88rem;
    color: var(--text-dim);
    line-height: 1.5;
}

.module-stack {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    color: var(--text-dim);
}

.module-status {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.04em;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.module-status.live::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--good);
    box-shadow: 0 0 6px 1px rgba(94, 201, 143, 0.4);
}

.module-status.live {
    color: var(--good);
}

.visit-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    color: #fff;
    transition: 0.3s ease;
}

.visit-link svg {
    width: 14px;
    height: 14px;
}

.visit-link:hover {
    transform: translateY(-1px);
    color: #64ffda;
}


/* ============ Circuits (hardware) ============ */

.circuit-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.4rem;
}

.circuit-card {
    background: var(--bg-raised);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 1.6rem;
    transition: border-color 0.25s ease;
}

.circuit-card:hover {
    border-color: var(--border-strong);
}

.circuit-readout {
    background: var(--bg);
    border-radius: 4px;
    padding: 1rem;
    margin-bottom: 1.2rem;
    color: var(--accent);
}

.circuit-readout svg {
    width: 100%;
    height: auto;
}

.circuit-card h3 {
    font-family: var(--font-mono);
    font-size: 1.02rem;
    color: var(--text-bright);
    margin-bottom: 0.6rem;
    font-weight: 600;
}

.circuit-card p {
    font-size: 0.9rem;
    margin-bottom: 0.7rem;
}

.circuit-parts {
    font-size: 0.74rem;
    margin-bottom: 1rem;
}

.link-arrow {
    font-family: var(--font-mono);
    font-size: 0.82rem;
    color: var(--accent);
    display: inline-flex;
    gap: 0.4rem;
}


/* ============ Contact ============ */

.mod-contact {
    text-align: left;
    border-bottom: none;
}

.contact-title {
    font-family: var(--font-mono);
    font-size: clamp(1.7rem, 4vw, 2.3rem);
    color: var(--text-bright);
    margin-bottom: 1.2rem;
    font-weight: 600;
}

.contact-sub {
    max-width: 480px;
    margin-bottom: 2.2rem;
}


/* ============ Footer ============ */

.footer {
    margin-left: var(--rail-w);
    text-align: center;
    padding: 2rem;
    font-family: var(--font-mono);
    font-size: 0.78rem;
}


/* ============ Responsive ============ */

@media (max-width: 980px) {
    .boot-layout {
        grid-template-columns: 1fr;
    }
    .boot-right {
        aspect-ratio: 4/3;
        order: -1;
    }
    .rail {
        transform: translateX(-100%);
        transition: transform 0.25s ease;
        width: min(280px, 80vw);
    }
    .rail.open {
        transform: translateX(0);
        box-shadow: 20px 0 40px rgba(0, 0, 0, 0.4);
    }
    .rail-toggle {
        display: flex;
    }
    main,
    .footer {
        margin-left: 0;
    }
    .about-layout {
        grid-template-columns: 110px 1fr;
    }
    .module-row {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }
    .module-row-head {
        display: none;
    }
    .module-stack,
    .module-status {
        font-size: 0.74rem;
    }
    .circuit-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 600px) {
    .mod-inner {
        padding: 0 1.4rem;
    }
    .mod {
        padding: 4rem 0;
    }
    .about-layout {
        grid-template-columns: 1fr;
    }
    .id-badge {
        max-width: 140px;
    }
}