/* =========================================================
   r0meo1.ru - automation portfolio
   Design direction: operational field notes
   Shared by index.html and case-*.html
   ========================================================= */

:root {
    color-scheme: light;
    /* Dim light — comfortable in a dark room, no pure white glare */
    --bg: #d8dde6;
    --surface: #e6eaf0;
    --surface-alt: #cfd5e0;
    --surface-strong: #c2c9d6;
    --text: #1c2433;
    --text-2: #3d4a5c;
    --muted: #5a677a;
    --border: #b8c0ce;
    --border-strong: #9aa5b8;
    --accent: #2f5fbf;
    --accent-hover: #264f9e;
    --accent-soft: #c5d4ef;
    --accent-ink: #eef2f8;
    --signal: #4a8fd4;
    --signal-ink: #0f1724;
    --event: #b83a4a;
    --event-soft: #e8c8cd;
    --cobalt: #2f5fbf;
    --focus: #2f5fbf;
    --terminal: #1a2230;
    --terminal-surface: #242e3f;
    --terminal-line: #3a465a;
    --terminal-text: #e4e9f0;
    --terminal-muted: #8b97a8;
    --shadow: 0 12px 32px rgba(28, 36, 51, 0.12);
    --shadow-soft: 0 3px 12px rgba(28, 36, 51, 0.08);
    --font-display: "Cabinet Grotesk", "Segoe UI", Arial, sans-serif;
    --font-body: "Satoshi", "Segoe UI", Arial, sans-serif;
    --font-serif: "Instrument Serif", Georgia, serif;
    --font-mono: "JetBrains Mono", Consolas, monospace;
    --maxw: 1240px;
    --radius: 10px;
    --ease: cubic-bezier(0.2, 0.8, 0.2, 1);
}

[data-theme="dark"] {
    color-scheme: dark;
    --bg: #0e120f;
    --surface: #151a16;
    --surface-alt: #1c221d;
    --surface-strong: #252c26;
    --text: #f1f5ef;
    --text-2: #b6c0b7;
    --muted: #929d94;
    --border: #333d35;
    --border-strong: #657167;
    --accent: #b8e86d;
    --accent-hover: #cdf58f;
    --accent-soft: #283b22;
    --accent-ink: #10170d;
    --signal: #c8f16f;
    --signal-ink: #11190d;
    --event: #ff805c;
    --event-soft: #48281f;
    --cobalt: #8ba8ff;
    --focus: #8ba8ff;
    --terminal: #070a08;
    --terminal-surface: #111611;
    --terminal-line: #334034;
    --terminal-text: #eef5eb;
    --terminal-muted: #9ca99d;
    --shadow: 0 18px 42px rgba(0, 0, 0, 0.32);
    --shadow-soft: 0 8px 24px rgba(0, 0, 0, 0.22);
    --radius: 8px;
}

/* Dim light atmosphere — no glare, soft gradients only */
html:not([data-theme="dark"]) body {
    background-color: var(--bg);
    background-image:
        radial-gradient(ellipse 85% 50% at 50% -12%, rgba(47, 95, 191, 0.06), transparent 52%),
        radial-gradient(ellipse 45% 35% at 100% 8%, rgba(74, 143, 212, 0.04), transparent 48%);
    background-attachment: fixed;
}

html:not([data-theme="dark"]) .header {
    background: color-mix(in srgb, var(--bg) 88%, var(--surface) 12%);
    border-bottom-color: color-mix(in srgb, var(--border) 70%, transparent);
    box-shadow: none;
}

html:not([data-theme="dark"]) .btn--primary,
html:not([data-theme="dark"]) .header__cta,
html:not([data-theme="dark"]) .mobile-nav .mobile-nav__cta {
    box-shadow: 0 4px 12px rgba(47, 95, 191, 0.18);
}

html:not([data-theme="dark"]) .btn--primary:hover,
html:not([data-theme="dark"]) .header__cta:hover {
    box-shadow: 0 6px 16px rgba(47, 95, 191, 0.22);
}

html:not([data-theme="dark"]) a.case-card,
html:not([data-theme="dark"]) .repo-card,
html:not([data-theme="dark"]) .live-project {
    background: var(--surface);
    box-shadow: var(--shadow-soft);
}

html:not([data-theme="dark"]) a.case-card:hover,
html:not([data-theme="dark"]) .repo-card:hover,
html:not([data-theme="dark"]) .live-project:hover {
    box-shadow: var(--shadow);
    border-color: color-mix(in srgb, var(--accent) 30%, var(--border));
}

html:not([data-theme="dark"]) .chip,
html:not([data-theme="dark"]) .repo-tags li {
    background: color-mix(in srgb, var(--surface) 70%, var(--surface-alt));
    border-color: var(--border);
}

html:not([data-theme="dark"]) .chip--accent {
    background: var(--accent-soft);
    border-color: color-mix(in srgb, var(--accent) 35%, var(--border));
    color: var(--accent-hover);
}

html:not([data-theme="dark"]) .skill-card__icon {
    background: var(--accent-soft);
    border-color: color-mix(in srgb, var(--accent) 25%, var(--border));
    color: var(--accent);
}

html:not([data-theme="dark"]) .case-card__tag:not(.case-card__tag--ghost):not(.case-card__tag--event) {
    background: var(--accent-soft);
    color: var(--accent-hover);
}

html:not([data-theme="dark"]) .proof-item {
    transition: background 180ms var(--ease);
}

html:not([data-theme="dark"]) .proof-item:hover,
html:not([data-theme="dark"]) .proof-item:focus-visible {
    background: color-mix(in srgb, var(--accent-soft) 40%, var(--surface));
}

html:not([data-theme="dark"]) .section--process {
    background: var(--surface-alt);
    box-shadow: 0 0 0 100vmax var(--surface-alt);
}

html:not([data-theme="dark"]) .menu-btn,
html:not([data-theme="dark"]) .theme-btn {
    background: var(--surface);
    box-shadow: none;
}

html:not([data-theme="dark"]) .workflow-board {
    border-color: var(--terminal-line);
    box-shadow: var(--shadow-soft);
}

html:not([data-theme="dark"]) .workflow-node--result {
    background: color-mix(in srgb, var(--accent) 82%, #1a2230);
    color: var(--terminal-text);
    border-color: color-mix(in srgb, var(--accent) 50%, var(--terminal-line));
}

html:not([data-theme="dark"]) .workflow-node--result .workflow-node__type,
html:not([data-theme="dark"]) .workflow-node--result small {
    color: var(--terminal-muted);
    opacity: 1;
}

html:not([data-theme="dark"]) .contact__button {
    background: color-mix(in srgb, var(--accent) 88%, #1a2230);
    color: var(--terminal-text);
    box-shadow: 0 6px 18px rgba(28, 36, 51, 0.28);
}

html:not([data-theme="dark"]) .contact__button:hover {
    background: var(--accent-hover);
    color: var(--accent-ink);
}

html:not([data-theme="dark"]) .scroll-progress > span {
    background: linear-gradient(90deg, var(--accent), var(--signal), var(--event));
    opacity: 0.9;
}

html:not([data-theme="dark"]) ::selection {
    background: var(--accent-soft);
    color: var(--text);
}

html:not([data-theme="dark"]) .to-top {
    background: var(--surface);
    box-shadow: var(--shadow-soft);
}

html:not([data-theme="dark"]) .footer {
    background: color-mix(in srgb, var(--bg) 85%, var(--surface-alt));
}

/* Images a bit softer in light so they don't pop as flashlights */
html:not([data-theme="dark"]) .live-project__media img,
html:not([data-theme="dark"]) .hero__avatar {
    filter: brightness(0.94) contrast(0.96) saturate(0.92);
}

html:not([data-theme="dark"]) .case-card__media {
    background: var(--surface-alt);
}

/* Reset */
*,
*::before,
*::after {
    box-sizing: border-box;
    letter-spacing: 0;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 82px;
    -webkit-text-size-adjust: 100%;
}

body {
    margin: 0;
    min-height: 100vh;
    overflow-x: hidden;
    background: var(--bg);
    color: var(--text);
    font-family: var(--font-body);
    font-size: 17px;
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

a { color: inherit; }
img { display: block; max-width: 100%; }
button,
input,
textarea,
select { font: inherit; }
::selection { background: var(--signal); color: var(--signal-ink); }

.skip-link {
    position: fixed;
    top: 10px;
    left: 10px;
    z-index: 200;
    padding: 10px 14px;
    border-radius: 4px;
    background: var(--terminal);
    color: var(--terminal-text);
    font-weight: 700;
    text-decoration: none;
    transform: translateY(-160%);
    transition: transform 180ms var(--ease);
}

.skip-link:focus { transform: translateY(0); }

:where(a, button, .workflow-board):focus-visible {
    outline: 3px solid var(--focus);
    outline-offset: 3px;
}

#main-content:focus { outline: none; }

/* Scroll progress */
.scroll-progress {
    position: fixed;
    inset: 0 0 auto;
    z-index: 120;
    height: 3px;
    pointer-events: none;
}

.scroll-progress > span {
    display: block;
    width: 100%;
    height: 100%;
    background: var(--event);
    transform: scaleX(0);
    transform-origin: 0 50%;
}

/* Header */
.header {
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid var(--border);
    background: color-mix(in srgb, var(--bg) 94%, transparent);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
}

.header__inner {
    width: min(var(--maxw), calc(100% - 40px));
    height: 68px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 28px;
}

.logo {
    display: inline-flex;
    align-items: center;
    gap: 11px;
    flex: none;
    color: var(--text);
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 800;
    text-decoration: none;
}

.logo__mark {
    width: 36px;
    height: 36px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    background: var(--terminal);
    color: var(--signal);
}

.logo__mark svg { width: 24px; height: 24px; }

.nav {
    display: flex;
    align-items: center;
    gap: 24px;
    margin-left: auto;
}

.nav a {
    position: relative;
    padding: 6px 0;
    color: var(--text-2);
    font-size: 0.88rem;
    font-weight: 650;
    text-decoration: none;
    transition: color 180ms var(--ease);
}

.nav a::after {
    content: "";
    position: absolute;
    right: 0;
    bottom: 0;
    left: 0;
    height: 2px;
    background: var(--accent);
    transform: scaleX(0);
    transform-origin: 100% 50%;
    transition: transform 180ms var(--ease);
}

.nav a:hover,
.nav a.is-active { color: var(--text); }
.nav a:hover::after,
.nav a.is-active::after { transform: scaleX(1); transform-origin: 0 50%; }

.header__actions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex: none;
}

.header__cta {
    min-height: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0 18px;
    border-radius: 4px;
    background: var(--accent);
    color: var(--accent-ink);
    font-size: 0.88rem;
    font-weight: 800;
    text-decoration: none;
    transition: background 180ms var(--ease), transform 180ms var(--ease);
}

.header__cta:hover { background: var(--accent-hover); transform: translateY(-1px); }

.theme-btn,
.menu-btn {
    width: 40px;
    height: 40px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border);
    border-radius: 4px;
    background: transparent;
    color: var(--text-2);
    cursor: pointer;
    transition: color 180ms var(--ease), border-color 180ms var(--ease), background 180ms var(--ease);
}

.theme-btn:hover,
.menu-btn:hover { color: var(--text); border-color: var(--border-strong); background: var(--surface); }
.theme-btn__icon--moon { display: none; }
[data-theme="light"] .theme-btn__icon--sun { display: none; }
[data-theme="light"] .theme-btn__icon--moon { display: block; }

.menu-btn { display: none; }
.menu-btn__icon--close { display: none; }
.menu-btn[aria-expanded="true"] .menu-btn__icon--menu { display: none; }
.menu-btn[aria-expanded="true"] .menu-btn__icon--close { display: block; }

.mobile-nav {
    width: min(var(--maxw), calc(100% - 40px));
    margin: 0 auto 12px;
    padding: 6px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--surface);
    box-shadow: var(--shadow);
}

.mobile-nav[hidden] { display: none; }

.mobile-nav a {
    min-height: 44px;
    display: flex;
    align-items: center;
    padding: 0 12px;
    border-radius: 3px;
    color: var(--text-2);
    font-weight: 700;
    text-decoration: none;
}

.mobile-nav a:hover,
.mobile-nav a.is-active { color: var(--text); background: var(--surface-alt); }

.mobile-nav .mobile-nav__cta {
    margin-top: 6px;
    background: var(--accent);
    color: var(--accent-ink);
}

.mobile-nav .mobile-nav__cta:hover { background: var(--accent-hover); color: var(--accent-ink); }

/* Layout */
.page {
    width: min(var(--maxw), calc(100% - 40px));
    margin: 0 auto;
    padding: 0 0 112px;
}

.page--case { padding-top: 34px; }
.section { margin-top: 112px; }
.hero + .section { margin-top: 30px; }

.section__head {
    display: grid;
    grid-template-columns: 170px minmax(0, 720px);
    column-gap: 34px;
    row-gap: 10px;
    align-items: start;
    margin-bottom: 38px;
}

.section__index {
    grid-row: 1 / span 2;
    padding-top: 9px;
    color: var(--accent);
    font-family: var(--font-mono);
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
}

.section__title {
    margin: 0;
    font-family: var(--font-display);
    font-size: 2.7rem;
    font-weight: 800;
    line-height: 1.05;
}

.section__hint {
    margin: 0;
    color: var(--text-2);
    font-size: 1.02rem;
    line-height: 1.6;
}

/* Buttons */
.btn {
    min-height: 50px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 0 22px;
    border: 1px solid transparent;
    border-radius: 4px;
    font-size: 0.96rem;
    font-weight: 800;
    text-decoration: none;
    transition: background 180ms var(--ease), color 180ms var(--ease), border-color 180ms var(--ease), transform 180ms var(--ease);
}

.btn--primary { background: var(--accent); color: var(--accent-ink); }
.btn--primary:hover { background: var(--accent-hover); transform: translateY(-2px); }
.btn--ghost { border-color: var(--border-strong); color: var(--text); background: transparent; }
.btn--ghost:hover { border-color: var(--accent); color: var(--accent); }
.btn--text { padding-right: 4px; padding-left: 4px; color: var(--text); border-bottom-color: var(--border-strong); border-radius: 0; }
.btn--text:hover { color: var(--accent); border-bottom-color: var(--accent); }
.btn--lg { min-height: 52px; }

/* Hero */
.hero {
    padding: 36px 0 18px;
    border-bottom: 1px solid var(--border);
}

.hero__intro { max-width: 1120px; }

.hero__identity {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 20px;
}

.hero__avatar {
    width: 72px;
    height: 72px;
    flex: none;
    border: 1px solid var(--border-strong);
    border-radius: 6px;
    object-fit: cover;
}

.hero__identity-copy {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.hero__role {
    color: var(--text);
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 800;
}

.hero__identity .eyebrow { margin: 0; }

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    margin: 0 0 16px;
    color: var(--text-2);
    font-family: var(--font-mono);
    font-size: 0.78rem;
    font-weight: 600;
    text-transform: uppercase;
}

.eyebrow__dot {
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: var(--signal);
    border: 2px solid var(--accent);
    animation: statusPulse 2.2s ease-in-out infinite;
}

.hero__title {
    max-width: 1120px;
    margin: 0;
    font-family: var(--font-display);
    font-size: 4.05rem;
    font-weight: 800;
    line-height: 0.98;
}

.hero__name { display: block; color: var(--text); }

.hero__title em {
    color: var(--accent);
    font-family: var(--font-serif);
    font-weight: 400;
    font-style: italic;
}

.hero__summary {
    max-width: 980px;
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 42px;
    align-items: end;
    margin-top: 18px;
}

.hero__lead {
    max-width: 650px;
    margin: 0;
    color: var(--text-2);
    font-size: 1.18rem;
    line-height: 1.55;
}

.hero__actions {
    display: flex;
    align-items: center;
    gap: 18px;
    flex-wrap: wrap;
}

.workflow-board {
    margin-top: 26px;
    overflow: hidden;
    border: 1px solid var(--terminal-line);
    border-radius: var(--radius);
    background: var(--terminal);
    color: var(--terminal-text);
    box-shadow: var(--shadow);
}

.workflow-board__head,
.workflow-board__foot {
    min-height: 36px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    padding: 0 18px;
    color: var(--terminal-muted);
    font-family: var(--font-mono);
    font-size: 0.72rem;
    text-transform: uppercase;
}

.workflow-board__head { border-bottom: 1px solid var(--terminal-line); }
.workflow-board__foot { justify-content: flex-start; border-top: 1px solid var(--terminal-line); }
.workflow-board__foot span + span { padding-left: 18px; border-left: 1px solid var(--terminal-line); }

.workflow-board__status {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--signal);
}

.workflow-board__status i,
.project-shot__label i {
    width: 8px;
    height: 8px;
    display: inline-block;
    border-radius: 50%;
    background: currentColor;
}

.workflow-board__canvas {
    min-height: 112px;
    display: grid;
    grid-template-columns: minmax(145px, 1fr) minmax(46px, 0.35fr) minmax(165px, 1.1fr) minmax(46px, 0.35fr) minmax(145px, 1fr) minmax(46px, 0.35fr) minmax(145px, 1fr);
    align-items: center;
    gap: 0;
    padding: 15px 26px;
}

.workflow-node {
    min-height: 80px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 13px 15px;
    border: 1px solid var(--terminal-line);
    border-radius: 5px;
    background: var(--terminal-surface);
}

.workflow-node--active { border-color: var(--signal); }
.workflow-node--result { background: var(--signal); color: var(--signal-ink); border-color: var(--signal); }

.workflow-node__type {
    margin-bottom: 5px;
    color: var(--terminal-muted);
    font-family: var(--font-mono);
    font-size: 0.62rem;
    text-transform: uppercase;
}

.workflow-node--active .workflow-node__type { color: var(--signal); }
.workflow-node--result .workflow-node__type { color: var(--signal-ink); opacity: 0.7; }
.workflow-node strong { font-size: 0.98rem; line-height: 1.2; }
.workflow-node small { margin-top: 4px; color: var(--terminal-muted); font-size: 0.75rem; }
.workflow-node--result small { color: var(--signal-ink); opacity: 0.76; }

.workflow-link {
    position: relative;
    height: 2px;
    display: block;
    overflow: visible;
    background: var(--terminal-line);
}

.workflow-link::after {
    content: "";
    position: absolute;
    top: 50%;
    right: -1px;
    width: 7px;
    height: 7px;
    border-top: 1px solid var(--terminal-muted);
    border-right: 1px solid var(--terminal-muted);
    transform: translateY(-50%) rotate(45deg);
}

.workflow-link i {
    position: absolute;
    top: -2px;
    left: 0;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--signal);
    animation: packet 2.6s linear infinite;
}

/* Proof strip */
.proof {
    margin-top: 26px;
    padding: 28px 0 34px;
    border-bottom: 1px solid var(--border-strong);
}

.proof__head {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 28px;
    margin-bottom: 20px;
}

.proof__head h2 {
    margin: 5px 0 0;
    font-family: var(--font-display);
    font-size: 1.85rem;
    line-height: 1.1;
}

.proof__head > a {
    flex: none;
    color: var(--cobalt);
    font-size: 0.84rem;
    font-weight: 800;
    text-decoration: none;
}

.proof__grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.proof-item {
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 7px;
    padding: 20px;
    text-decoration: none;
    transition: background 180ms var(--ease), color 180ms var(--ease);
}

.proof-item + .proof-item { border-left: 1px solid var(--border); }
.proof-item:hover { background: var(--surface); }
.proof-item__meta { color: var(--muted); font-family: var(--font-mono); font-size: 0.66rem; text-transform: uppercase; }
.proof-item strong { font-family: var(--font-display); font-size: 1.05rem; }
.proof-item > span:last-child { color: var(--text-2); font-size: 0.82rem; line-height: 1.45; }

/* Skills */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    border-top: 1px solid var(--border-strong);
    border-bottom: 1px solid var(--border-strong);
}

.skill-card {
    position: relative;
    min-width: 0;
    padding: 26px 28px 30px;
}

.skill-card + .skill-card { border-left: 1px solid var(--border); }
.skill-card__num { color: var(--muted); font-family: var(--font-mono); font-size: 0.72rem; }

.skill-card__icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 18px 0 22px;
    border: 1px solid var(--border-strong);
    border-radius: 4px;
    color: var(--accent);
}

.skill-card__icon svg { width: 22px; height: 22px; }
.skill-card h3 { margin: 0 0 14px; font-family: var(--font-display); font-size: 1.42rem; line-height: 1.2; }
.skill-card__chips { display: flex; flex-wrap: wrap; gap: 6px; margin: 0 0 15px; }
.skill-card__chips span { color: var(--cobalt); font-family: var(--font-mono); font-size: 0.7rem; }
.skill-card__chips span + span::before { content: "/"; margin-right: 6px; color: var(--border-strong); }
.skill-card__desc { margin: 0; color: var(--text-2); font-size: 0.96rem; }

/* Process */
.section--process {
    padding: 86px 0 90px;
    background: var(--surface-alt);
    box-shadow: 0 0 0 100vmax var(--surface-alt);
    clip-path: inset(0 -100vmax);
}

.process-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    margin: 0;
    padding: 0;
    border-top: 1px solid var(--border-strong);
    border-bottom: 1px solid var(--border-strong);
    list-style: none;
}

.process-step {
    min-width: 0;
    padding: 24px 24px 28px;
}

.process-step + .process-step { border-left: 1px solid var(--border); }
.process-step__num { color: var(--event); font-family: var(--font-mono); font-size: 0.72rem; font-weight: 700; }
.process-step h3 { margin: 34px 0 9px; font-family: var(--font-display); font-size: 1.3rem; }
.process-step p { margin: 0; color: var(--text-2); font-size: 0.92rem; }

/* Cases */
.cases-grid {
    display: grid;
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 16px;
}

#cases .case-card { grid-column: span 3; }
#cases .case-card:first-child { grid-column: span 6; }

.case-card {
    position: relative;
    min-width: 0;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface);
    color: inherit;
    text-decoration: none;
    transition: border-color 200ms var(--ease), box-shadow 200ms var(--ease), transform 200ms var(--ease);
}

a.case-card:hover { border-color: var(--border-strong); box-shadow: var(--shadow); transform: translateY(-3px); }

.case-card__media {
    position: relative;
    min-height: 170px;
    overflow: hidden;
    border-bottom: 1px solid var(--border);
    background: var(--surface-alt);
}

#cases .case-card:first-child .case-card__media { min-height: 260px; }

.case-card__visual {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    filter: saturate(0.78) contrast(1.04);
}

[data-theme="dark"] .case-card__visual { filter: saturate(0.95) brightness(1.2); }

.case-card__body {
    min-height: 0;
    display: flex;
    flex: 1;
    flex-direction: column;
    gap: 13px;
    padding: 22px;
}

.case-card__top { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }

.case-card__tag {
    display: inline-flex;
    align-items: center;
    min-height: 25px;
    padding: 0 9px;
    border-radius: 3px;
    background: var(--accent-soft);
    color: var(--accent);
    font-family: var(--font-mono);
    font-size: 0.66rem;
    font-weight: 700;
    text-transform: uppercase;
}

.case-card__tag--event { background: var(--event-soft); color: var(--event); }
.case-card__tag--ghost { border: 1px solid var(--border); background: transparent; color: var(--muted); }
.case-card__stack { color: var(--muted); font-family: var(--font-mono); font-size: 0.68rem; }

.case-card h3 {
    margin: 0;
    color: var(--text);
    font-family: var(--font-display);
    font-size: 1.25rem;
    line-height: 1.2;
}

#cases .case-card:first-child h3 { font-size: 1.7rem; }

.case-card__result {
    display: flex;
    align-items: baseline;
    gap: 9px;
    flex-wrap: wrap;
    margin-top: auto;
    padding-top: 15px;
    border-top: 1px solid var(--border);
}

.case-card__num {
    color: var(--event);
    font-family: var(--font-display);
    font-size: clamp(1.15rem, 1.6vw, 1.55rem);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.02em;
}
.case-card__result-label { color: var(--text-2); font-size: 0.8rem; }
.case-card__detail { margin: 0; color: var(--text-2); font-size: 0.9rem; line-height: 1.58; }

.case-card__cta {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    width: fit-content;
    margin-top: auto;
    color: var(--cobalt);
    font-size: 0.85rem;
    font-weight: 800;
    text-decoration: none;
}

.case-card__cta svg { transition: transform 180ms var(--ease); }
a.case-card:hover .case-card__cta svg,
.case-card__cta:hover svg { transform: translateX(4px); }

.case-card__list { display: grid; gap: 9px; margin: 0; padding: 0; list-style: none; }
.case-card__list li { position: relative; padding-left: 15px; color: var(--text-2); font-size: 0.88rem; }
.case-card__list li::before { content: ""; position: absolute; top: 0.72em; left: 0; width: 5px; height: 5px; border-radius: 50%; background: var(--event); }

/* Open projects */
#github .case-card { grid-column: span 6; }
#github .case-card--note { grid-column: span 6; }

.project-shot {
    position: relative;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    border-bottom: 1px solid var(--border);
    background: var(--surface-alt);
}

.project-shot img { width: 100%; height: 100%; object-fit: cover; object-position: top center; transition: transform 500ms var(--ease); }
.case-card--project:hover .project-shot img { transform: scale(1.02); }

.project-shot__label {
    position: absolute;
    top: 12px;
    right: 12px;
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 7px 9px;
    border-radius: 3px;
    background: var(--terminal);
    color: var(--signal);
    font-family: var(--font-mono);
    font-size: 0.66rem;
    text-transform: uppercase;
}

.case-card__media--github { display: flex; background: var(--terminal); color: var(--terminal-text); }
.gh-preview { width: 100%; min-height: 100%; display: flex; flex-direction: column; justify-content: center; gap: 15px; padding: 24px; }
.gh-preview__head { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.gh-preview__repo { display: inline-flex; align-items: center; gap: 8px; color: var(--signal); font-family: var(--font-mono); font-size: 0.86rem; font-weight: 700; }
.gh-preview__lang { display: inline-flex; align-items: center; gap: 6px; color: var(--terminal-muted); font-family: var(--font-mono); font-size: 0.7rem; }
.gh-preview__lang .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--cobalt); }
.gh-preview__desc { max-width: 560px; margin: 0; color: var(--terminal-muted); font-size: 0.84rem; }
.gh-preview__badges { min-height: 20px; display: flex; flex-wrap: wrap; gap: 7px; }
.gh-preview__badges span,
.gh-inline__badges span { padding: 4px 7px; border: 1px solid var(--terminal-line); border-radius: 3px; color: var(--terminal-muted); font-family: var(--font-mono); font-size: 0.62rem; }
.case-card--note { background: transparent; }

.repo-grid {
    display: grid;
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 14px;
}

.repo-card {
    min-width: 0;
    min-height: 260px;
    grid-column: span 3;
    display: flex;
    flex-direction: column;
    padding: 22px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--surface);
    color: var(--text);
    text-decoration: none;
    transition: border-color 180ms var(--ease), transform 180ms var(--ease), box-shadow 180ms var(--ease);
}

.repo-card:hover { border-color: var(--border-strong); box-shadow: var(--shadow); transform: translateY(-3px); }
.repo-card--featured { min-height: 300px; grid-column: span 6; }
.repo-card--featured:first-child { background: var(--terminal); color: var(--terminal-text); border-color: var(--terminal-line); }
.repo-card--featured:nth-child(2) { background: var(--surface-alt); }

.repo-card__top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border);
}

.repo-card--featured:first-child .repo-card__top { border-color: var(--terminal-line); }
.repo-card__path { min-width: 0; overflow: hidden; color: var(--cobalt); font-family: var(--font-mono); font-size: 0.72rem; font-weight: 700; text-overflow: ellipsis; white-space: nowrap; }
.repo-card--featured:first-child .repo-card__path { color: var(--signal); }

.repo-card__status {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    flex: none;
    color: var(--muted);
    font-family: var(--font-mono);
    font-size: 0.64rem;
}

.repo-card__status i { width: 7px; height: 7px; border-radius: 50%; background: var(--cobalt); }
.repo-card__status--ci { color: var(--accent); }
.repo-card__status--ci i { background: var(--accent); }
.repo-card--featured:first-child .repo-card__status { color: var(--terminal-muted); }

.repo-card h3 { margin: 22px 0 10px; font-family: var(--font-display); font-size: 1.45rem; line-height: 1.15; }
.repo-card--featured h3 { font-size: 1.75rem; }
.repo-card p { margin: 0; color: var(--text-2); font-size: 0.9rem; line-height: 1.6; }
.repo-card--featured:first-child p { color: var(--terminal-muted); }

.repo-tags { display: flex; flex-wrap: wrap; gap: 6px; margin: 18px 0 0; padding: 0; list-style: none; }
.repo-tags li { padding: 4px 7px; border: 1px solid var(--border); border-radius: 3px; color: var(--muted); font-family: var(--font-mono); font-size: 0.62rem; }
.repo-card--featured:first-child .repo-tags li { border-color: var(--terminal-line); color: var(--terminal-muted); }

.repo-card__link { display: inline-flex; align-items: center; gap: 6px; width: fit-content; margin-top: auto; padding-top: 18px; color: var(--cobalt); font-size: 0.82rem; font-weight: 800; }
.repo-card--featured:first-child .repo-card__link { color: var(--signal); }

.github-profile-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
    margin-top: 18px;
    padding: 22px 0;
    border-top: 1px solid var(--border-strong);
    border-bottom: 1px solid var(--border-strong);
}

.github-profile-bar > div { display: flex; flex-direction: column; gap: 4px; }
.github-profile-bar strong { font-family: var(--font-display); font-size: 1.08rem; }
.github-profile-bar span { color: var(--muted); font-size: 0.82rem; }

.live-project {
    display: grid;
    grid-template-columns: minmax(0, 1.35fr) minmax(300px, 0.65fr);
    height: 360px;
    margin-top: 38px;
    overflow: hidden;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--surface);
    color: var(--text);
    text-decoration: none;
    transition: border-color 180ms var(--ease), box-shadow 180ms var(--ease);
}

.live-project:hover { border-color: var(--border-strong); box-shadow: var(--shadow); }
.live-project__media { min-width: 0; overflow: hidden; border-right: 1px solid var(--border); }
.live-project__media img { width: 100%; height: 100%; object-fit: cover; object-position: top center; transition: transform 500ms var(--ease); }
.live-project:hover .live-project__media img { transform: scale(1.02); }
.live-project__body { display: flex; flex-direction: column; align-items: flex-start; justify-content: center; padding: 28px; }
.live-project__body h3 { margin: 20px 0 10px; font-family: var(--font-display); font-size: 1.8rem; }
.live-project__body p { margin: 0; color: var(--text-2); font-size: 0.94rem; line-height: 1.6; }

/* Stack */
.stack {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    border-top: 1px solid var(--border-strong);
}

.stack__group {
    min-width: 0;
    padding: 24px 24px 28px 0;
    border-bottom: 1px solid var(--border);
}

.stack__group:not(:nth-child(3n + 1)) { padding-left: 24px; border-left: 1px solid var(--border); }
.stack__group-title { margin: 0 0 18px; font-family: var(--font-display); font-size: 1.15rem; }
.stack__group-desc { max-width: 820px; margin: 0; color: var(--text-2); font-size: 1.05rem; }

.chips { display: flex; flex-wrap: wrap; gap: 7px; margin: 0; padding: 0; list-style: none; }
.chip { padding: 6px 9px; border: 1px solid var(--border); border-radius: 3px; color: var(--text-2); font-family: var(--font-mono); font-size: 0.7rem; }
.chip--accent { border-color: var(--accent); color: var(--accent); background: var(--accent-soft); }

.stack__group--pitch {
    grid-column: 1 / -1;
    margin-top: 16px;
    padding: 28px !important;
    border: 0 !important;
    background: var(--terminal);
    color: var(--terminal-text);
}

.stack__group--pitch .stack__group-title { color: var(--signal); }
.stack__group--pitch .stack__group-desc { color: var(--terminal-muted); }

/* Contact */
.contact {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(360px, 0.65fr);
    gap: 70px;
    padding: 74px 0;
    background: var(--terminal);
    box-shadow: 0 0 0 100vmax var(--terminal);
    clip-path: inset(0 -100vmax);
    color: var(--terminal-text);
}

.contact .section__index { display: block; margin-bottom: 18px; padding: 0; color: var(--signal); }
.contact__title { margin: 0 0 16px; font-family: var(--font-display); font-size: 3.2rem; line-height: 1.02; }
.contact__lead { max-width: 620px; margin: 0; color: var(--terminal-muted); font-size: 1.08rem; }
.contact__actions { display: grid; align-content: center; }

.contact__button {
    min-height: 62px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    padding: 0 22px;
    border-radius: 4px;
    background: var(--signal);
    color: var(--signal-ink);
    font-weight: 850;
    text-decoration: none;
    transition: background 180ms var(--ease), transform 180ms var(--ease);
}

.contact__button:hover { background: var(--accent-hover); color: var(--accent-ink); transform: translateY(-2px); }
.contact__note { margin: 12px 0 20px; color: var(--terminal-muted); font-size: 0.8rem; }
.contact__secondary { display: grid; }
.contact__secondary a { padding: 13px 0; border-top: 1px solid var(--terminal-line); color: var(--terminal-text); font-size: 0.9rem; text-decoration: none; }
.contact__secondary a:last-child { border-bottom: 1px solid var(--terminal-line); }
.contact__secondary a:hover { color: var(--signal); }

.contact__link {
    min-width: 0;
    display: grid;
    grid-template-columns: 145px minmax(0, 1fr);
    gap: 16px;
    align-items: baseline;
    padding: 16px 0;
    border-bottom: 1px solid var(--terminal-line);
    color: var(--terminal-text);
    text-decoration: none;
    transition: color 180ms var(--ease), padding 180ms var(--ease);
}

.contact__link:first-child { border-top: 1px solid var(--terminal-line); }
.contact__link:hover { padding-left: 8px; color: var(--signal); }
.contact__link-label { color: var(--terminal-muted); font-family: var(--font-mono); font-size: 0.68rem; text-transform: uppercase; }
.contact__link-value { min-width: 0; overflow-wrap: anywhere; font-size: 1rem; font-weight: 750; }

/* Footer */
.footer { border-top: 1px solid var(--border); background: var(--bg); }
.footer__inner { width: min(var(--maxw), calc(100% - 40px)); min-height: 88px; margin: 0 auto; display: flex; align-items: center; gap: 28px; }
.footer__name { margin: 0; font-family: var(--font-display); font-weight: 800; }
.footer__tag { flex: 1; margin: 0; color: var(--muted); font-family: var(--font-mono); font-size: 0.72rem; }
.footer__links { display: flex; gap: 18px; }
.footer__links a { color: var(--text-2); font-size: 0.84rem; text-decoration: none; }
.footer__links a:hover { color: var(--accent); }

.to-top {
    position: fixed;
    right: 22px;
    bottom: 22px;
    z-index: 80;
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-strong);
    border-radius: 4px;
    background: var(--surface);
    color: var(--text);
    box-shadow: var(--shadow);
    opacity: 0;
    pointer-events: none;
    transform: translateY(12px);
    transition: opacity 180ms var(--ease), transform 180ms var(--ease), color 180ms var(--ease);
}

.to-top--visible { opacity: 1; pointer-events: auto; transform: translateY(0); }
.to-top:hover { color: var(--accent); }

/* =========================================================
   Case study pages
   ========================================================= */
.case-hero { padding: 12px 0 58px; border-bottom: 1px solid var(--border-strong); }

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 48px;
    color: var(--text-2);
    font-size: 0.85rem;
    font-weight: 700;
    text-decoration: none;
}

.back-link:hover { color: var(--accent); }
.back-link svg { transition: transform 180ms var(--ease); }
.back-link:hover svg { transform: translateX(-3px); }

.case-hero__tag,
.case-block__label,
.flow__title {
    color: var(--accent);
    font-family: var(--font-mono);
    font-size: 0.74rem;
    font-weight: 700;
    text-transform: uppercase;
}

.case-hero__tag { margin: 0 0 16px; }

.case-hero__title {
    max-width: 1060px;
    margin: 0;
    font-family: var(--font-display);
    font-size: 4.5rem;
    font-weight: 800;
    line-height: 1;
}

.case-hero__title em { color: var(--accent); font-family: var(--font-serif); font-weight: 400; }
.case-hero__deck { max-width: 850px; margin: 24px 0 0; color: var(--text-2); font-size: 1.16rem; line-height: 1.65; }

.case-metrics {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    margin-top: 42px;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.case-metric { min-width: 0; padding: 23px 24px; }
.case-metric + .case-metric { border-left: 1px solid var(--border); }
.case-metric__num {
    display: block;
    color: var(--event);
    font-family: var(--font-display);
    font-size: clamp(1.35rem, 2.2vw, 1.85rem);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.02em;
}
.case-metric:nth-child(2) .case-metric__num { color: var(--cobalt); }
.case-metric:nth-child(3) .case-metric__num { color: var(--accent); }
.case-metric__label { margin: 6px 0 0; color: var(--muted); font-size: 0.88rem; }

.case-body {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 280px;
    gap: 88px;
    align-items: start;
    padding: 72px 0 32px;
}

.case-content { min-width: 0; }

.case-aside {
    position: sticky;
    top: 100px;
    padding-left: 24px;
    border-left: 1px solid var(--border-strong);
}

.case-aside h2 { margin: 0 0 10px; color: var(--muted); font-family: var(--font-mono); font-size: 0.68rem; font-weight: 700; text-transform: uppercase; }
.case-aside h2:not(:first-child) { margin-top: 24px; }
.case-aside ul { display: grid; gap: 8px; margin: 0; padding: 0; list-style: none; }
.case-aside li { position: relative; padding-left: 15px; color: var(--text-2); font-size: 0.9rem; }
.case-aside li::before { content: ""; position: absolute; top: 0.7em; left: 0; width: 5px; height: 5px; border-radius: 50%; background: var(--accent); }

.case-block { margin: 0 0 62px; }
.case-block:last-child { margin-bottom: 0; }
.case-block__label { display: flex; align-items: center; gap: 9px; margin: 0 0 16px; }
.case-block__label::before { content: ""; width: 22px; height: 1px; background: var(--accent); }
.case-block h2 { max-width: 760px; margin: 0 0 22px; font-family: var(--font-display); font-size: 2.15rem; line-height: 1.12; }
.case-block p { max-width: 800px; margin: 0 0 17px; color: var(--text-2); font-size: 1.04rem; line-height: 1.75; }
.case-block p:last-child { margin-bottom: 0; }
.case-block p strong { color: var(--text); font-weight: 750; }

.case-block ul.prose-list { display: grid; gap: 13px; margin: 18px 0 0; padding: 0; list-style: none; }
.case-block ul.prose-list li { position: relative; padding: 14px 16px 14px 38px; border-top: 1px solid var(--border); color: var(--text-2); }
.case-block ul.prose-list li:last-child { border-bottom: 1px solid var(--border); }
.case-block ul.prose-list li::before { content: ""; position: absolute; top: 1.35em; left: 15px; width: 8px; height: 8px; border: 2px solid var(--event); border-radius: 50%; }
.case-block ul.prose-list strong { color: var(--text); }

.flow {
    margin: 0 0 62px;
    padding: 20px;
    overflow: hidden;
    border: 1px solid var(--terminal-line);
    border-radius: var(--radius);
    background: var(--terminal);
    color: var(--terminal-text);
}

.flow__title { margin: 0 0 18px; color: var(--signal); }
.flow__steps { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.flow__node { padding: 8px 10px; border: 1px solid var(--terminal-line); border-radius: 4px; color: var(--terminal-muted); font-family: var(--font-mono); font-size: 0.7rem; }
.flow__node--accent { border-color: var(--signal); color: var(--signal); }
.flow__arrow { color: var(--terminal-muted); font-family: var(--font-mono); }

.pullquote {
    margin: 30px 0 0;
    padding: 8px 0 8px 24px;
    border-left: 4px solid var(--event);
    color: var(--text);
    font-family: var(--font-serif);
    font-size: 1.55rem;
    font-style: italic;
    line-height: 1.35;
}

.gh-inline {
    margin-top: 22px;
    overflow: hidden;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface);
}

.gh-inline__main { display: flex; flex-direction: column; gap: 4px; padding: 18px; color: var(--text); text-decoration: none; }
.gh-inline__main:hover .gh-inline__title { color: var(--cobalt); }
.gh-inline__title { display: inline-flex; align-items: center; gap: 8px; font-family: var(--font-mono); font-size: 0.86rem; font-weight: 700; transition: color 180ms var(--ease); }
.gh-inline__sub { color: var(--muted); font-size: 0.78rem; }
.gh-inline__badges { min-height: 36px; display: flex; align-items: center; gap: 7px; flex-wrap: wrap; padding: 8px 18px; border-top: 1px solid var(--border); background: var(--surface-alt); }
.gh-inline__badges span { border-color: var(--border); color: var(--text-2); }

.case-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 56px; padding-top: 26px; border-top: 1px solid var(--border-strong); }
.case-nav__link { min-height: 118px; display: flex; flex-direction: column; justify-content: center; gap: 8px; padding: 20px; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); text-decoration: none; transition: border-color 180ms var(--ease), transform 180ms var(--ease); }
.case-nav__link:hover { border-color: var(--accent); transform: translateY(-2px); }
.case-nav__link--next { align-items: flex-end; text-align: right; }
.case-nav__dir { color: var(--muted); font-family: var(--font-mono); font-size: 0.68rem; text-transform: uppercase; }
.case-nav__title { font-family: var(--font-display); font-size: 1.12rem; font-weight: 800; }

/* Motion */
.fade-in { opacity: 1; transform: none; }
.js .fade-in { opacity: 0; transform: translateY(18px); transition: opacity 600ms var(--ease), transform 600ms var(--ease); }
.js .fade-in.is-visible { opacity: 1; transform: translateY(0); }
.js .hero + .section,
.js .hero + .proof,
.js .case-content > .case-block:first-child { opacity: 1; transform: none; }

@keyframes statusPulse {
    0%, 100% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent) 34%, transparent); }
    50% { box-shadow: 0 0 0 5px transparent; }
}

@keyframes packet {
    from { transform: translateX(0); }
    to { transform: translateX(46px); }
}

/* Responsive */
@media (max-width: 1100px) {
    .nav { gap: 17px; }
    .hero__title { font-size: 3.8rem; }
    #cases .case-card { grid-column: span 6; }
    #cases .case-card:first-child { grid-column: 1 / -1; }
    #cases .case-card:first-child .case-card__media { min-height: 250px; }
    .repo-card { grid-column: span 6; }
    .case-body { grid-template-columns: minmax(0, 1fr) 250px; gap: 54px; }
}

@media (max-width: 900px) {
    .header__inner { gap: 12px; }
    .nav { display: none; }
    .menu-btn { display: inline-flex; }
    .header__actions { margin-left: auto; }
    .hero__title { font-size: 3.3rem; }
    .hero__summary { grid-template-columns: 1fr; gap: 20px; }
    .workflow-board__canvas { grid-template-columns: minmax(110px, 1fr) minmax(28px, 0.25fr) minmax(120px, 1fr) minmax(28px, 0.25fr) minmax(110px, 1fr) minmax(28px, 0.25fr) minmax(110px, 1fr); padding-right: 18px; padding-left: 18px; }
    .section { margin-top: 88px; }
    .hero + .section { margin-top: 26px; }
    .section__head { grid-template-columns: 1fr; gap: 10px; }
    .section__index { grid-row: auto; padding: 0; }
    .section__title { font-size: 2.35rem; }
    .proof__grid { grid-template-columns: 1fr 1fr; }
    .proof-item:nth-child(3) { border-top: 1px solid var(--border); border-left: 0; }
    .proof-item:nth-child(4) { border-top: 1px solid var(--border); }
    .skills-grid { grid-template-columns: 1fr; }
    .skill-card + .skill-card { border-left: 0; border-top: 1px solid var(--border); }
    .skill-card { display: grid; grid-template-columns: 46px minmax(0, 1fr); column-gap: 18px; }
    .skill-card__num { grid-column: 1; }
    .skill-card__icon { grid-column: 1; grid-row: 2 / span 3; margin: 13px 0 0; }
    .skill-card h3,
    .skill-card__chips,
    .skill-card__desc { grid-column: 2; }
    .skill-card h3 { margin-top: 10px; }
    .process-grid { grid-template-columns: 1fr 1fr; }
    .process-step:nth-child(3) { border-left: 0; border-top: 1px solid var(--border); }
    .process-step:nth-child(4) { border-top: 1px solid var(--border); }
    .stack { grid-template-columns: 1fr 1fr; }
    .stack__group:not(:nth-child(3n + 1)) { padding-left: 0; border-left: 0; }
    .stack__group:nth-child(even):not(.stack__group--pitch) { padding-left: 24px; border-left: 1px solid var(--border); }
    .contact { grid-template-columns: 1fr; gap: 38px; }
    .repo-card,
    .repo-card--featured { grid-column: span 6; }
    .live-project { grid-template-columns: 1fr; }
    .live-project { height: auto; }
    .live-project__media { aspect-ratio: 16 / 9; border-right: 0; border-bottom: 1px solid var(--border); }
    .case-hero__title { font-size: 3.4rem; }
    .case-body { grid-template-columns: 1fr; }
    .case-aside { position: static; display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; padding: 22px 0 0; border-top: 1px solid var(--border-strong); border-left: 0; }
    .case-aside h2:not(:first-child) { margin-top: 0; }
    .case-aside h2:nth-of-type(1), .case-aside ul:nth-of-type(1) { grid-column: 1; }
    .case-aside h2:nth-of-type(2), .case-aside ul:nth-of-type(2) { grid-column: 2; }
    .case-aside h2:nth-of-type(3), .case-aside ul:nth-of-type(3) { grid-column: 3; }
}

@media (max-width: 680px) {
    body { font-size: 16px; }
    .header__inner,
    .mobile-nav,
    .page,
    .footer__inner { width: min(100% - 28px, var(--maxw)); }
    .header__inner { height: 62px; }
    .logo__mark { width: 34px; height: 34px; }
    .logo__text { display: none; }
    .header__cta { padding: 0 12px; }
    .page { padding-bottom: 80px; }
    .hero { padding-top: 24px; padding-bottom: 10px; }
    .hero__identity { margin-bottom: 16px; }
    .hero__avatar { width: 56px; height: 56px; }
    .hero__role { font-size: 0.9rem; }
    .hero__identity .eyebrow { font-size: 0.62rem; }
    .eyebrow { margin-bottom: 14px; font-size: 0.68rem; }
    .hero__title { font-size: 2.3rem; line-height: 1.02; }
    .hero__summary { margin-top: 17px; gap: 14px; }
    .hero__lead { font-size: 1rem; line-height: 1.48; }
    .hero__actions { gap: 12px; }
    .btn { padding: 0 15px; font-size: 0.86rem; }
    .btn--text { padding-right: 2px; padding-left: 2px; }
    .workflow-board { margin-top: 20px; overflow: hidden; }
    .workflow-board__head { min-height: 36px; padding: 0 12px; }
    .workflow-board__title { max-width: 52%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
    .workflow-board__status { white-space: nowrap; }
    .workflow-board__canvas { width: 100%; min-width: 0; min-height: 96px; padding: 12px 8px; grid-template-columns: minmax(0, 1fr) 9px minmax(0, 1fr) 9px minmax(0, 1fr) 9px minmax(0, 1fr); }
    .workflow-board__foot { display: none; }
    .workflow-node { min-width: 0; min-height: 72px; align-items: center; padding: 7px 4px; text-align: center; }
    .workflow-node__type,
    .workflow-node small { display: none; }
    .workflow-node strong { font-size: 0.68rem; overflow-wrap: anywhere; }
    .workflow-link i { display: none; }
    .hero + .section { margin-top: 12px; }
    .proof { margin-top: 0; padding: 16px 0 26px; }
    .proof__head { align-items: flex-start; flex-direction: column; gap: 10px; }
    .proof__head h2 { font-size: 1.55rem; }
    .proof__head > a { font-size: 0.78rem; }
    .proof__grid { grid-template-columns: 1fr; }
    .proof-item { padding: 17px 4px; }
    .proof-item + .proof-item { border-top: 1px solid var(--border); border-left: 0; }
    .section { margin-top: 76px; }
    .section__head { margin-bottom: 28px; }
    .section__title { font-size: 2rem; }
    .section__hint { font-size: 0.94rem; }
    .skill-card { padding: 22px 6px; }
    .skill-card__desc { font-size: 0.9rem; }
    .section--process { padding: 64px 0 68px; }
    .process-grid { grid-template-columns: 1fr; }
    .process-step { display: grid; grid-template-columns: 36px 120px minmax(0, 1fr); gap: 10px; align-items: start; padding: 18px 4px; }
    .process-step + .process-step { border-left: 0; border-top: 1px solid var(--border); }
    .process-step h3 { margin: 0; font-size: 1.1rem; }
    .process-step p { font-size: 0.84rem; }
    #cases .case-card,
    #cases .case-card:first-child,
    #github .case-card,
    #github .case-card--note { grid-column: 1 / -1; }
    .repo-card,
    .repo-card--featured { min-height: 0; grid-column: 1 / -1; padding: 19px; }
    .repo-card--featured h3 { font-size: 1.45rem; }
    .github-profile-bar { align-items: flex-start; flex-direction: column; gap: 18px; }
    .github-profile-bar .btn { width: 100%; }
    .live-project { min-height: 0; margin-top: 28px; }
    .live-project__media { aspect-ratio: 4 / 3; }
    .live-project__body { padding: 22px; }
    #cases .case-card:first-child .case-card__media,
    .case-card__media { min-height: 190px; }
    #cases .case-card:first-child h3 { font-size: 1.35rem; }
    .case-card__body { padding: 19px; }
    .project-shot { aspect-ratio: 4 / 3; }
    .stack { grid-template-columns: 1fr; }
    .stack__group,
    .stack__group:nth-child(even):not(.stack__group--pitch) { padding: 20px 0; border-left: 0; }
    .stack__group--pitch { margin-top: 12px; padding: 22px !important; }
    .contact { gap: 28px; padding: 58px 0; }
    .contact__title { font-size: 2.7rem; }
    .contact__lead { font-size: 0.96rem; }
    .contact__link { grid-template-columns: 1fr; gap: 4px; }
    .footer__inner { min-height: 0; flex-direction: column; align-items: flex-start; gap: 10px; padding: 28px 0; }
    .footer__tag { order: 3; }
    .footer__links { flex-wrap: wrap; }
    .to-top { right: 14px; bottom: 14px; }
    .page--case { padding-top: 24px; }
    .case-hero { padding-bottom: 42px; }
    .back-link { margin-bottom: 34px; }
    .case-hero__title { font-size: 2.55rem; }
    .case-hero__deck { margin-top: 18px; font-size: 1rem; }
    .case-metrics { grid-template-columns: 1fr; margin-top: 30px; }
    .case-metric { padding: 16px 0; }
    .case-metric + .case-metric { border-top: 1px solid var(--border); border-left: 0; }
    .case-metric__num { font-size: 1.25rem; }
    .case-body { gap: 52px; padding-top: 42px; }
    .case-block { margin-bottom: 52px; }
    .case-block h2 { font-size: 1.75rem; }
    .case-block p { font-size: 0.98rem; }
    .pullquote { padding-left: 18px; font-size: 1.3rem; }
    .flow { padding: 16px; }
    .flow__steps { align-items: flex-start; flex-direction: column; }
    .flow__arrow { transform: rotate(90deg); margin-left: 12px; }
    .case-aside { grid-template-columns: 1fr; }
    .case-aside h2:nth-of-type(n),
    .case-aside ul:nth-of-type(n) { grid-column: 1; }
    .case-aside h2:not(:first-child) { margin-top: 18px; }
    .case-nav { grid-template-columns: 1fr; }
    .case-nav__link--next { align-items: flex-start; text-align: left; }
}

@media (max-width: 400px) {
    .header__cta { display: none; }
    .hero__title { font-size: 2.05rem; }
    .hero__actions .btn--primary { width: 100%; }
    .section__title { font-size: 1.8rem; }
    .process-step { grid-template-columns: 30px 105px minmax(0, 1fr); }
    .contact__title { font-size: 2.35rem; }
    .case-hero__title { font-size: 1.95rem; }
}

@media (max-width: 680px) and (max-height: 650px) {
    .hero { padding-top: 8px; }
    .hero__avatar { display: none; }
    .hero__identity { margin-bottom: 4px; }
    .hero__lead { font-size: 0.88rem; line-height: 1.38; }
    .hero__summary { gap: 8px; }
    .hero__actions .btn--text { display: none; }
    .workflow-board { display: none; }
    .hero + .section { margin-top: 0; }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; scroll-behavior: auto !important; transition-duration: 0.01ms !important; }
    .fade-in,
    .js .fade-in { opacity: 1; transform: none; }
}