/* ===== Coding Page — Devenir Theme ===== */
/* 概念图参考：.local/img/boards-coding.png */

:root {
    /* 强调色派生自 --glitch-c（= Board.glitch_color，由模板注入），不再写死绿色 */
    --coding-accent: var(--glitch-c);
    --coding-accent-soft: color-mix(in srgb, var(--glitch-c) 60%, #ffffff);
    --coding-accent-muted: color-mix(in srgb, var(--glitch-c) 50%, #8a8f8a);
    --coding-bg-panel: rgb(20, 24, 24);
    --coding-bg-elevated: rgb(28, 35, 35);
    --coding-border: rgba(216, 255, 225, 0.08);
    --coding-border-hover: rgba(216, 255, 225, 0.16);
    --coding-text: rgb(235, 240, 235);
    --coding-text-muted: rgb(170, 180, 170);
    --coding-text-dim: rgb(95, 105, 100);
    --coding-code-bg: rgb(16, 20, 20);
}

/* ===== Hero ===== */
.coding-hero {
    position: relative;
    z-index: 1;
    min-height: clamp(880px, 118svh, 1080px);
    padding: 7rem 0 4rem;
    overflow: hidden;
}

.coding-hero__grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: minmax(0, 600px) 1fr;
    gap: 2rem 4rem;
    align-items: start;
}

/* Intro column */
.coding-title {
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
    font-family: var(--font-mono);
    line-height: 1;
    margin-bottom: 1rem;
}

.coding-title__num {
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 800;
    color: var(--coding-accent);
    letter-spacing: -0.04em;
}

.coding-title__slash {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 300;
    color: var(--coding-text-dim);
}

.coding-title__word {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    color: var(--coding-text);
    letter-spacing: -0.02em;
}

.coding-subtitle {
    font-family: var(--font-mono);
    font-size: 0.95rem;
    letter-spacing: 0.22em;
    color: var(--coding-accent-muted);
    margin-bottom: 2rem;
    text-transform: uppercase;
}

.coding-tagline {
    font-family: var(--font-mono);
    font-size: clamp(1rem, 1.6vw, 1.25rem);
    line-height: 1.7;
    color: var(--coding-text-muted);
    margin-bottom: 3rem;
    max-width: 420px;
}

.coding-meta {
    display: grid;
    gap: 0.6rem;
    margin-bottom: 3rem;
}

.coding-meta__row {
    display: grid;
    grid-template-columns: 110px 1fr;
    gap: 1.5rem;
    font-family: var(--font-mono);
    font-size: 0.78rem;
}

.coding-meta__key {
    color: var(--coding-text-dim);
    letter-spacing: 0.1em;
}

.coding-meta__val {
    color: var(--coding-accent-soft);
    letter-spacing: 0.04em;
}

.coding-scroll {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.12em;
    color: var(--coding-text-dim);
    text-transform: uppercase;
}

.coding-scroll__line {
    width: 1px;
    height: 48px;
    background: linear-gradient(to bottom, var(--coding-accent), transparent);
    animation: coding-pulse 2.4s ease-in-out infinite;
}

@keyframes coding-pulse {
    0%, 100% { opacity: 0.35; }
    50% { opacity: 1; }
}

/* Visual column */
.coding-hero__visual {
    position: relative;
    grid-column: 1;
    max-width: 600px;
}

.coding-hero__art-frame {
    position: absolute;
    z-index: 0;
    inset: 0;
    overflow: hidden;
    background: var(--coding-bg-panel);
    pointer-events: none;
}

.coding-hero__art-frame::after {
    content: "";
    position: absolute;
    inset: 0;
    background:
        linear-gradient(90deg,
            color-mix(in srgb, var(--coding-code-bg) 96%, transparent) 0%,
            color-mix(in srgb, var(--coding-code-bg) 88%, transparent) 42%,
            color-mix(in srgb, var(--coding-code-bg) 38%, transparent) 62%,
            transparent 82%),
        linear-gradient(180deg,
            color-mix(in srgb, var(--coding-code-bg) 18%, transparent),
            transparent 45%,
            color-mix(in srgb, var(--coding-code-bg) 42%, transparent));
    box-shadow: inset 0 0 92px color-mix(in srgb, var(--coding-code-bg) 42%, transparent);
    pointer-events: none;
}

.coding-hero__art {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
    object-position: right center;
    filter: saturate(0.8) contrast(1.06) brightness(0.62);
}

.coding-hero__panel {
    border: 1px solid var(--coding-border);
    background: color-mix(in srgb, var(--coding-bg-panel) 76%, transparent);
    -webkit-backdrop-filter: blur(16px) saturate(0.82);
    backdrop-filter: blur(16px) saturate(0.82);
    box-shadow: 0 18px 54px color-mix(in srgb, #000 36%, transparent);
    padding: 1.75rem;
    display: grid;
    grid-template-columns: 150px 1fr;
    gap: 2rem;
    position: relative;
}

.coding-hero__panel::before {
    content: '';
    position: absolute;
    inset: -1px;
    border: 1px solid transparent;
    pointer-events: none;
    background: linear-gradient(135deg, color-mix(in srgb, var(--glitch-c) 10%, transparent), transparent 40%) border-box;
    -webkit-mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
}

.coding-tree {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    line-height: 1.8;
    color: var(--coding-text-muted);
}

.coding-tree__root {
    color: var(--coding-accent);
    margin-bottom: 0.5rem;
}

.coding-tree__list {
    list-style: none;
    padding: 0;
    margin: 0 0 1rem;
}

.coding-tree__list li {
    position: relative;
    padding-left: 1.25rem;
}

.coding-tree__list li::before {
    content: '—';
    position: absolute;
    left: 0;
    color: var(--coding-text-dim);
}

.coding-tree__folder {
    color: var(--coding-text-muted);
}

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

.coding-tree__hint {
    font-size: 0.65rem;
    color: var(--coding-accent-muted);
    letter-spacing: 0.08em;
    text-transform: lowercase;
}

.coding-code {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    line-height: 1.7;
    color: var(--coding-text-muted);
    background: var(--coding-code-bg);
    border: 1px solid var(--coding-border);
    padding: 1.25rem;
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.coding-hero__panel .coding-code {
    background: color-mix(in srgb, var(--coding-code-bg) 68%, transparent);
}

.coding-code::-webkit-scrollbar {
    display: none;
}

.coding-code__line {
    display: flex;
    gap: 1rem;
    white-space: pre;
}

.coding-code__ln {
    color: var(--coding-text-dim);
    user-select: none;
    min-width: 1.5rem;
    text-align: right;
}

.coding-code__kw {
    color: var(--coding-accent-soft);
}

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

/* ===== Page sections ===== */
.coding-page {
    position: relative;
    z-index: 1;
    padding-bottom: 4rem;
}

.coding-section {
    padding: 4rem 0;
    border-top: 1px solid var(--coding-border);
}

.coding-section__head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 2rem;
}

.coding-section__title {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.18em;
    color: var(--coding-accent);
    text-transform: uppercase;
}

.coding-section__hint {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.08em;
    color: var(--coding-text-dim);
    text-transform: lowercase;
}

/* ===== Selected Projects ===== */
.coding-projects {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.coding-project {
    position: relative; /* stretched-link 覆盖层定位上下文 */
    display: grid;
    grid-template-columns: 56px 48px 1.5fr 140px 64px 150px auto;
    gap: 1.5rem;
    align-items: center;
    padding: 1.25rem 1.5rem;
    border: 1px solid var(--coding-border);
    background: var(--coding-bg-panel);
    transition: border-color 0.25s, transform 0.25s, box-shadow 0.25s;
    cursor: default;
}

.coding-project:hover {
    border-color: var(--coding-border-hover);
    box-shadow: 0 6px 24px color-mix(in srgb, var(--glitch-c) 6%, transparent);
    transform: translateY(-2px);
}

/* featured：accent 左缘 + 微光 */
.coding-project--featured {
    border-left: 2px solid var(--coding-accent);
}

.coding-project__num {
    font-family: var(--font-mono);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--coding-accent);
}

/* 封面缩略：img 或确定性字体回退（名称前 2 字符） */
.coding-project__cover {
    width: 48px;
    height: 48px;
    border: 1px solid var(--coding-border);
    object-fit: cover;
    display: block;
}
.coding-project__cover--fallback {
    display: flex;
    align-items: center;
    justify-content: center;
    background:
        radial-gradient(circle at 30% 30%, color-mix(in srgb, var(--glitch-c) 22%, transparent), transparent 70%),
        var(--coding-bg-elevated);
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    color: var(--coding-accent);
}

.coding-project__main {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    min-width: 0;
}

.coding-project__name {
    font-family: var(--font-mono);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--coding-text);
    letter-spacing: 0.02em;
    display: flex;
    align-items: center;
    gap: 0.6rem;
    flex-wrap: wrap;
}

.coding-project__badge {
    font-size: 0.56rem;
    letter-spacing: 0.14em;
    color: var(--coding-accent);
    border: 1px solid color-mix(in srgb, var(--glitch-c) 45%, transparent);
    padding: 0.15rem 0.45rem;
}

.coding-project__desc {
    font-size: 0.82rem;
    color: var(--coding-text-muted);
}

.coding-project__stack,
.coding-project__year,
.coding-project__status {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.06em;
    color: var(--coding-accent-muted);
    text-transform: uppercase;
}

.coding-project__status {
    color: var(--coding-accent-soft);
    display: grid;
    gap: 0.3rem;
    justify-items: start;
}

/* project_type 徽标 */
.coding-project__type {
    font-size: 0.56rem;
    letter-spacing: 0.14em;
    padding: 0.15rem 0.45rem;
    border: 1px solid var(--coding-border);
    color: var(--coding-text-muted);
}
.coding-project__type--github { color: var(--coding-accent-soft); border-color: var(--coding-border-hover); }
.coding-project__type--local_tool { color: var(--coding-accent); border-color: color-mix(in srgb, var(--glitch-c) 45%, transparent); }

/* 动作区：主动作箭头 + 可选 DEMO 次链接 */
.coding-project__actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    justify-content: flex-end;
}

.coding-project__arrow {
    font-size: 1.25rem;
    color: var(--coding-accent);
    text-align: right;
    transition: transform 0.25s;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 44px;
    min-height: 44px;
}

/* stretched-link：仅主动作存在时整行可点（::after 覆盖整行） */
.coding-project__arrow--primary::after {
    content: '';
    position: absolute;
    inset: 0;
}

.coding-project__demo {
    position: relative; /* 高于 stretched-link 覆盖层，保持独立可点 */
    z-index: 2;
    font-family: var(--font-mono);
    font-size: 0.62rem;
    letter-spacing: 0.1em;
    color: var(--coding-text-muted);
    text-decoration: none;
    border: 1px solid var(--coding-border);
    padding: 0.4rem 0.7rem;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    transition: color 0.2s, border-color 0.2s;
}
.coding-project__demo:hover,
.coding-project__demo:focus-visible {
    color: var(--coding-accent);
    border-color: var(--coding-border-hover);
    outline: none;
}

.coding-project__arrow--primary:hover,
.coding-project__arrow--primary:focus-visible {
    outline: none;
}
.coding-project__arrow--primary:focus-visible {
    box-shadow: 0 0 0 2px color-mix(in srgb, var(--glitch-c) 55%, transparent);
}

.coding-project:hover .coding-project__arrow {
    transform: translateX(4px);
}

/* 空态行：安静占位，无交互暗示 */
.coding-project--empty,
.coding-principle--empty,
.coding-experiment--empty {
    opacity: 0.65;
}
.coding-project--empty:hover,
.coding-principle--empty:hover,
.coding-experiment--empty:hover {
    border-color: var(--coding-border);
    box-shadow: none;
    transform: none;
}

/* ===== Working Principles ===== */
.coding-principles__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.coding-principle {
    border: 1px solid var(--coding-border);
    background: var(--coding-bg-panel);
    padding: 1.75rem;
    transition: border-color 0.25s, box-shadow 0.25s;
}

.coding-principle:hover {
    border-color: var(--coding-border-hover);
    box-shadow: 0 6px 24px color-mix(in srgb, var(--glitch-c) 6%, transparent);
}

.coding-principle__num {
    font-family: var(--font-mono);
    font-size: 2rem;
    font-weight: 800;
    color: var(--coding-accent);
    margin-bottom: 1rem;
}

.coding-principle__title {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    color: var(--coding-text);
    margin-bottom: 1rem;
    line-height: 1.4;
}

.coding-principle__body {
    font-size: 0.88rem;
    line-height: 1.7;
    color: var(--coding-text-muted);
}

/* ===== Small Experiments ===== */
.coding-experiment__list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.coding-experiment {
    display: grid;
    grid-template-columns: 24px 90px 1fr 40px;
    gap: 1rem;
    align-items: center;
    padding: 1rem 1.25rem;
    border: 1px solid var(--coding-border);
    background: var(--coding-bg-panel);
    transition: border-color 0.25s, transform 0.25s;
}

.coding-experiment:hover {
    border-color: var(--coding-border-hover);
    transform: translateX(4px);
}

.coding-experiment__dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--coding-accent);
}

.coding-experiment__date {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    color: var(--coding-accent-muted);
}

.coding-experiment__title {
    font-size: 0.9rem;
    color: var(--coding-text-muted);
}

.coding-experiment__arrow {
    text-align: right;
    color: var(--coding-accent);
    transition: transform 0.25s;
}

.coding-experiment:hover .coding-experiment__arrow {
    transform: translateX(4px);
}

/* ===== Project Workbench — one focal build, then connected nodes ===== */
.coding-workbench {
    display: grid;
    grid-template-columns: minmax(0, 1.12fr) minmax(340px, 0.88fr);
    min-height: 410px;
    border: 1px solid var(--coding-border);
    background: color-mix(in srgb, var(--coding-bg-panel) 88%, transparent);
    overflow: hidden;
}

.coding-workbench__visual {
    position: relative;
    min-height: 410px;
    overflow: hidden;
    border-right: 1px solid var(--coding-border);
    background: var(--coding-code-bg);
}

.coding-workbench__visual img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: saturate(0.68) contrast(1.08) brightness(0.72);
}

.coding-workbench__visual--fallback {
    display: grid;
    place-items: center;
    background:
        radial-gradient(circle at 52% 45%, color-mix(in srgb, var(--glitch-c) 18%, transparent), transparent 32%),
        linear-gradient(color-mix(in srgb, var(--glitch-c) 10%, transparent) 1px, transparent 1px),
        linear-gradient(90deg, color-mix(in srgb, var(--glitch-c) 10%, transparent) 1px, transparent 1px),
        var(--coding-code-bg);
    background-size: auto, 42px 42px, 42px 42px, auto;
}

.coding-workbench__visual::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, transparent 40%, rgba(11, 13, 13, 0.36));
    pointer-events: none;
}

.coding-workbench__initials {
    font: 800 clamp(5rem, 12vw, 10rem)/1 var(--font-mono);
    letter-spacing: -0.08em;
    color: color-mix(in srgb, var(--glitch-c) 68%, #eaf0e9);
    opacity: 0.42;
}

.coding-workbench__index {
    position: absolute;
    z-index: 2;
    left: 1.25rem;
    top: 1.15rem;
    font: 0.58rem/1 var(--font-mono);
    letter-spacing: 0.16em;
    color: var(--coding-accent-soft);
}

.coding-workbench__pulse {
    position: absolute;
    z-index: 2;
    right: 1.5rem;
    bottom: 1.4rem;
    width: 8px;
    height: 8px;
    border: 1px solid var(--coding-accent);
    border-radius: 50%;
    box-shadow: 0 0 0 7px color-mix(in srgb, var(--glitch-c) 8%, transparent);
}

.coding-workbench__content {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: clamp(2rem, 4vw, 3.75rem);
}

.coding-workbench__eyebrow,
.coding-node__meta {
    font-family: var(--font-mono);
    font-size: 0.62rem;
    letter-spacing: 0.14em;
    color: var(--coding-accent-muted);
}

.coding-workbench__title {
    margin: 0.8rem 0 1rem;
    font: 800 clamp(2.2rem, 5vw, 4.6rem)/0.95 var(--font-mono);
    letter-spacing: -0.05em;
    color: var(--coding-text);
}

.coding-workbench__desc {
    max-width: 46ch;
    color: var(--coding-text-muted);
    line-height: 1.75;
}

.coding-workbench__meta {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem 1.5rem;
    margin: 2rem 0;
}

.coding-workbench__meta div {
    padding-top: 0.65rem;
    border-top: 1px solid var(--coding-border);
}

.coding-workbench__meta dt,
.coding-workbench__meta dd {
    margin: 0;
    font-family: var(--font-mono);
    font-size: 0.64rem;
    letter-spacing: 0.08em;
}

.coding-workbench__meta dt { color: var(--coding-text-dim); }
.coding-workbench__meta dd { margin-top: 0.35rem; color: var(--coding-accent-soft); }

.coding-workbench__actions,
.coding-node__actions {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.8rem;
}

.coding-workbench__actions a,
.coding-node__actions a {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    gap: 1.2rem;
    padding: 0.7rem 1rem;
    border: 1px solid var(--coding-border-hover);
    color: var(--coding-accent-soft);
    font: 0.64rem/1 var(--font-mono);
    letter-spacing: 0.1em;
    text-decoration: none;
    transition: border-color 0.2s, background 0.2s, transform 0.2s;
}

.coding-workbench__actions a:hover,
.coding-node__actions a:hover {
    border-color: var(--coding-accent);
    background: color-mix(in srgb, var(--glitch-c) 7%, transparent);
    transform: translateY(-2px);
}

.coding-workbench__actions .coding-workbench__secondary { color: var(--coding-text-muted); }

.coding-node-map {
    position: relative;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.coding-node-map::before {
    content: '';
    position: absolute;
    left: 4%;
    right: 4%;
    top: -1rem;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--coding-border-hover), transparent);
}

.coding-node {
    position: relative;
    min-height: 245px;
    display: flex;
    flex-direction: column;
    padding: 1.4rem;
    border: 1px solid var(--coding-border);
    background: var(--coding-bg-panel);
    transition: transform 0.25s, border-color 0.25s;
}

.coding-node::before {
    content: '';
    position: absolute;
    top: -1rem;
    left: 50%;
    width: 1px;
    height: 1rem;
    background: var(--coding-border-hover);
}

.coding-node:hover { transform: translateY(-3px); border-color: var(--coding-border-hover); }
.coding-node__head { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.coding-node__num { font: 700 1.35rem/1 var(--font-mono); color: var(--coding-accent); }
.coding-node__title { margin: 1.5rem 0 0.6rem; font: 700 1.15rem/1.2 var(--font-mono); color: var(--coding-text); }
.coding-node__desc { color: var(--coding-text-muted); font-size: 0.84rem; line-height: 1.65; }
.coding-node__meta { margin-top: auto; padding-top: 1.2rem; }
.coding-node__actions { margin-top: 0.75rem; }
.coding-node__actions a { min-height: 36px; padding: 0.55rem 0.7rem; font-size: 0.58rem; }

.coding-empty {
    padding: 3rem;
    border: 1px dashed var(--coding-border);
    color: var(--coding-text-dim);
    font-family: var(--font-mono);
    text-align: center;
}

/* ===== Method → trace ===== */
.coding-method__grid {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
    border: 1px solid var(--coding-border);
    background: var(--coding-bg-panel);
}

.coding-method__principles,
.coding-method__traces { padding: clamp(1.5rem, 3vw, 2.5rem); }
.coding-method__traces { border-left: 1px solid var(--coding-border); }

.coding-method__label {
    display: flex;
    align-items: baseline;
    gap: 1rem;
    padding-bottom: 1.2rem;
    border-bottom: 1px solid var(--coding-border);
}

.coding-method__label span { font: 700 1.5rem/1 var(--font-mono); color: var(--coding-accent); }
.coding-method__label h3 { font: 0.7rem/1 var(--font-mono); letter-spacing: 0.14em; color: var(--coding-text-muted); }

.coding-principles__flow { position: relative; }
.coding-principles__flow::before {
    content: '';
    position: absolute;
    top: 1.5rem;
    bottom: 1.5rem;
    left: 1.1rem;
    width: 1px;
    background: linear-gradient(var(--coding-accent), var(--coding-border));
}

.coding-method .coding-principle {
    position: relative;
    display: grid;
    grid-template-columns: 44px 1fr;
    gap: 1rem;
    padding: 1.4rem 0;
    border: 0;
    border-bottom: 1px solid var(--coding-border);
    background: transparent;
}

.coding-method .coding-principle:last-child { border-bottom: 0; }
.coding-method .coding-principle:hover { box-shadow: none; }
.coding-method .coding-principle__num {
    position: relative;
    z-index: 1;
    width: 36px;
    height: 36px;
    display: grid;
    place-items: center;
    margin: 0;
    border: 1px solid var(--coding-border-hover);
    background: var(--coding-bg-panel);
    font-size: 0.72rem;
}
.coding-method .coding-principle__title { margin: 0 0 0.55rem; }

.coding-method .coding-experiment__list { gap: 0; }
.coding-method .coding-experiment {
    grid-template-columns: 10px 72px 1fr;
    gap: 0.8rem;
    padding: 1.1rem 0;
    border: 0;
    border-bottom: 1px solid var(--coding-border);
    background: transparent;
}
.coding-method .coding-experiment:last-child { border-bottom: 0; }
.coding-method .coding-experiment:hover { transform: translateX(3px); }

/* ===== Reduced motion ===== */
@media (prefers-reduced-motion: reduce) {
    .coding-scroll__line {
        animation: none;
    }
    .coding-project,
    .coding-principle,
    .coding-experiment,
    .coding-workbench__actions a,
    .coding-node {
        transition: none;
    }
    .coding-project:hover,
    .coding-principle:hover,
    .coding-experiment:hover,
    .coding-node:hover,
    .coding-workbench__actions a:hover {
        transform: none;
    }
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .coding-hero__grid {
        grid-template-columns: minmax(0, 560px) 1fr;
        gap: 3rem;
    }

    .coding-hero__visual {
        order: 2;
    }

    .coding-hero__panel {
        grid-template-columns: 160px 1fr;
    }

    .coding-project {
        grid-template-columns: 44px 44px 1fr auto;
        gap: 1rem;
    }

    .coding-project__year,
    .coding-project__status {
        display: none;
    }

    .coding-principles__grid {
        grid-template-columns: 1fr;
    }

    .coding-workbench {
        grid-template-columns: minmax(0, 1fr) minmax(300px, 0.8fr);
    }

    .coding-node-map {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .coding-method__grid {
        grid-template-columns: 1fr;
    }

    .coding-method__traces {
        border-left: 0;
        border-top: 1px solid var(--coding-border);
    }
}

@media (max-width: 768px) {
    .coding-hero {
        min-height: 1040px;
        padding-top: 6rem;
    }

    .coding-hero__grid {
        grid-template-columns: minmax(0, 1fr);
    }

    .coding-hero__panel {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        padding: 1.25rem;
    }

    .coding-hero__art { object-position: 70% center; opacity: 0.68; }

    .coding-hero__art-frame::after {
        background: linear-gradient(180deg,
            color-mix(in srgb, var(--coding-code-bg) 84%, transparent) 0%,
            color-mix(in srgb, var(--coding-code-bg) 58%, transparent) 48%,
            color-mix(in srgb, var(--coding-code-bg) 94%, transparent) 100%);
    }

    .coding-code {
        font-size: 0.7rem;
        padding: 1rem;
    }

    .coding-section__head {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

    .coding-project {
        grid-template-columns: 36px 1fr auto;
        padding: 1rem;
    }

    .coding-project__stack,
    .coding-project__cover {
        display: none;
    }

    .coding-project__main {
        gap: 0.4rem;
    }

    .coding-project__name {
        font-size: 1rem;
    }

    .coding-principle {
        padding: 1.25rem;
    }

    .coding-experiment {
        grid-template-columns: 16px 70px 1fr 24px;
        padding: 0.9rem 1rem;
        gap: 0.75rem;
    }

    .coding-experiment__title {
        font-size: 0.82rem;
    }

    .coding-meta__row {
        grid-template-columns: 90px 1fr;
        gap: 1rem;
    }

    .coding-workbench {
        grid-template-columns: 1fr;
    }

    .coding-workbench__visual {
        min-height: 280px;
        border-right: 0;
        border-bottom: 1px solid var(--coding-border);
    }

    .coding-workbench__content {
        padding: 1.5rem;
    }

    .coding-workbench__title {
        font-size: clamp(2rem, 13vw, 3.5rem);
    }

    .coding-node-map {
        grid-template-columns: 1fr;
    }

    .coding-node-map::before,
    .coding-node::before {
        display: none;
    }

    .coding-node {
        min-height: 220px;
    }

    .coding-method__principles,
    .coding-method__traces {
        padding: 1.25rem;
    }
}

@media (max-width: 390px) {
    .coding-title__num {
        font-size: 2.5rem;
    }

    .coding-title__word {
        font-size: 1.6rem;
    }

    .coding-subtitle {
        font-size: 0.8rem;
        letter-spacing: 0.15em;
    }

    .coding-tagline {
        font-size: 0.9rem;
    }

    .coding-meta__row {
        font-size: 0.7rem;
    }

    .coding-project__num {
        font-size: 1.25rem;
    }

    .coding-hero__panel {
        padding: 1rem;
    }

    .coding-code {
        font-size: 0.62rem;
        padding: 0.75rem;
    }

    .coding-code__line {
        gap: 0.75rem;
    }
}