/* ────────────────────────────────────────────────────────────────
   txn2 — field notes from production
   a small engineering-journal aesthetic, dark canvas, signal orange
   ─────────────────────────────────────────────────────────────── */

:root {
    /* canvas */
    --ink:        #0B0B09;     /* warm near-black */
    --ink-2:      #131310;     /* surface */
    --ink-3:      #1B1A15;     /* card */
    --rule:       #2A2922;     /* subtle borders */
    --rule-2:     #3A3830;     /* stronger borders */

    /* type */
    --paper:      #ECE3CE;     /* warm parchment */
    --paper-dim:  #C9C0AB;
    --mute:       #968F80;     /* WCAG AA at small sizes on --ink */
    --mute-2:     #5A554B;

    /* accents */
    --signal:     #FF5A1F;     /* signal orange */
    --signal-2:   #FF8A4C;
    --acid:       #E1FF6E;     /* electric lime, used sparingly */
    --cool:       #6FE1FF;     /* coolant blue, sparingly */

    /* type stacks */
    --serif:  "Fraunces", "Times New Roman", serif;
    --sans:   "Instrument Sans", -apple-system, "Helvetica Neue", sans-serif;
    --mono:   "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;

    /* metrics */
    --measure: 64ch;
    --rail-h:  56px;
    --gutter:  clamp(20px, 4vw, 64px);
}

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

html { scroll-behavior: smooth; }

html, body {
    background: var(--ink);
    color: var(--paper);
    font-family: var(--sans);
    font-size: 17px;
    line-height: 1.55;
    font-feature-settings: "ss01", "ss02", "cv11";
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
    overflow-x: hidden;
}

body {
    min-height: 100vh;
    background-image:
        radial-gradient(circle at 18% 6%, rgba(255,90,31,0.05), transparent 38%),
        radial-gradient(circle at 92% 84%, rgba(225,255,110,0.025), transparent 42%),
        linear-gradient(180deg, var(--ink) 0%, var(--ink-2) 100%);
}

::selection { background: var(--signal); color: var(--ink); }

a { color: inherit; text-decoration: none; }
a:hover { color: var(--signal); }

/* Skip-to-content link — visible on keyboard focus only */
.skiplink {
    position: absolute;
    top: -100px;
    left: 12px;
    z-index: 200;
    background: var(--signal);
    color: var(--ink);
    padding: 10px 16px;
    border-radius: 2px;
    font-family: var(--mono);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 700;
    transition: top .15s ease;
}
.skiplink:focus,
.skiplink:focus-visible {
    top: 12px;
    color: var(--ink);
    outline: 2px solid var(--paper);
    outline-offset: 2px;
}

/* Keyboard focus styles — visible on every interactive element */
:focus-visible {
    outline: 2px solid var(--signal);
    outline-offset: 3px;
    border-radius: 2px;
}
.btn:focus-visible,
.mcp__link:focus-visible,
.rail__cta:focus-visible {
    outline-offset: 4px;
}
/* Suppress the default focus ring on mouse clicks but keep it for keyboard */
:focus:not(:focus-visible) { outline: none; }

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

code, pre, .mono { font-family: var(--mono); }
em.serif { font-family: var(--serif); font-style: italic; font-weight: 400; }

/* film grain + vignette overlays */
.grain,
.vignette {
    position: fixed; inset: 0; pointer-events: none; z-index: 100;
}
.grain {
    opacity: .08;
    background-image: url("data:image/svg+xml;utf8,<svg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0  0 0 0 0 0  0 0 0 0 0  0 0 0 1 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
    mix-blend-mode: overlay;
}
.vignette {
    background: radial-gradient(ellipse at center, transparent 50%, rgba(0,0,0,0.45) 100%);
}

/* ──────────────────────────────────────────────────────────────
   PAGE WRAPPER & GLOBAL BLUEPRINT
   ────────────────────────────────────────────────────────────── */

.page {
    position: relative;
    z-index: 1;
}

.blueprint {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
}
.blueprint__grid {
    position: absolute; inset: 0;
    background-image:
        linear-gradient(to right, rgba(236,227,206,0.04) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(236,227,206,0.04) 1px, transparent 1px);
    background-size: 64px 64px;
    mask-image: linear-gradient(180deg, transparent, black 12%, black 88%, transparent);
}
.blueprint__crosshair {
    position: absolute;
    width: 28px; height: 28px;
}
.blueprint__crosshair span {
    position: absolute;
    background: var(--mute-2);
}
.blueprint__crosshair span:nth-child(1) {
    top: 50%; left: 0; right: 0; height: 1px;
}
.blueprint__crosshair span:nth-child(2) {
    left: 50%; top: 0; bottom: 0; width: 1px;
}
.blueprint__crosshair--tl { top: 24px; left: 24px; }
.blueprint__crosshair--tr { top: 24px; right: 24px; }
.blueprint__crosshair--bl { bottom: 24px; left: 24px; }
.blueprint__crosshair--br { bottom: 24px; right: 24px; }

/* ──────────────────────────────────────────────────────────────
   TOP RAIL
   ────────────────────────────────────────────────────────────── */

.rail {
    position: sticky;
    top: 0;
    z-index: 50;
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 24px;
    padding: 14px var(--gutter);
    background: rgba(11,11,9,0.72);
    backdrop-filter: blur(14px) saturate(140%);
    -webkit-backdrop-filter: blur(14px) saturate(140%);
    border-bottom: 1px solid var(--rule);
    font-family: var(--mono);
    font-size: 12px;
    letter-spacing: 0.02em;
    text-transform: lowercase;
}
.rail__brand { display: flex; align-items: center; gap: 10px; }
.rail__mark {
    display: inline-block;
    color: var(--signal);
    font-size: 18px;
    transform: translateY(-1px);
    animation: spin 24s linear infinite;
}
.rail__name {
    font-family: var(--serif);
    font-style: italic;
    font-size: 22px;
    text-transform: lowercase;
    letter-spacing: -0.01em;
    color: var(--paper);
    font-weight: 400;
}
.rail__sep { color: var(--rule-2); }
.rail__sub { color: var(--mute); }

.rail__meta {
    justify-self: center;
    color: var(--mute);
    display: flex; gap: 12px; align-items: center;
}
.rail__meta .rail__dot { color: var(--rule-2); }
.rail__rel {
    color: var(--signal);
    font-weight: 700;
    letter-spacing: 0.04em;
}

.rail__nav {
    justify-self: end;
    display: flex; gap: 22px; align-items: center;
}
.rail__nav a { color: var(--paper-dim); transition: color .2s; }
.rail__nav a:hover { color: var(--signal); }
.rail__cta {
    color: var(--ink) !important;
    background: var(--signal);
    padding: 6px 12px;
    border-radius: 2px;
    font-weight: 700;
}
.rail__cta:hover { background: var(--signal-2) !important; color: var(--ink) !important; }

@keyframes spin { from { transform: rotate(0deg) translateY(-1px); } to { transform: rotate(360deg) translateY(-1px); } }

@media (max-width: 880px) {
    .rail { grid-template-columns: 1fr auto; }
    .rail__meta { display: none; }
}

/* ──────────────────────────────────────────────────────────────
   HERO
   ────────────────────────────────────────────────────────────── */

.hero {
    position: relative;
    padding: clamp(60px, 12vh, 140px) var(--gutter) clamp(80px, 14vh, 160px);
    max-width: 1500px;
    margin: 0 auto;
}

.hero__stamp {
    position: absolute;
    top: clamp(40px, 8vh, 90px);
    right: var(--gutter);
    font-family: var(--mono);
    font-size: 11px;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--mute);
    text-align: right;
    border-right: 1px solid var(--signal);
    padding-right: 14px;
    animation: rise 1.1s .1s both ease-out;
}
.hero__stamp__line { line-height: 1.7; }
.hero__stamp__line--ok { color: var(--signal); }

.hero__display {
    font-family: var(--serif);
    font-weight: 300;
    font-size: clamp(60px, 12.5vw, 220px);
    line-height: 0.92;
    letter-spacing: -0.04em;
    margin-bottom: 56px;
    font-variation-settings: "opsz" 144, "SOFT" 60;
}
.hero__row {
    display: flex; align-items: baseline; gap: clamp(12px, 2vw, 36px);
    flex-wrap: wrap;
}
.hero__row--1 {
    animation: rise 1.1s .25s both ease-out;
}
.hero__row--2 {
    padding-left: clamp(40px, 14vw, 240px);
    animation: rise 1.1s .4s both ease-out;
}
.hero__row--3 {
    padding-left: clamp(20px, 6vw, 100px);
    animation: rise 1.1s .55s both ease-out;
}
.hero__row em.serif {
    font-style: italic;
    color: var(--paper);
    font-variation-settings: "opsz" 144, "SOFT" 80;
}
.outline {
    -webkit-text-stroke: 1.5px var(--paper);
    color: transparent;
    font-style: normal;
    font-weight: 400;
    font-family: var(--serif);
}
.hero__chip {
    font-family: var(--mono);
    font-size: 13px;
    letter-spacing: 0.04em;
    color: var(--mute);
    background: var(--ink-3);
    border: 1px solid var(--rule);
    padding: 6px 12px;
    border-radius: 2px;
    text-transform: uppercase;
    align-self: center;
    transform: translateY(-12px);
    white-space: nowrap;
}

.hero__intro {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(24px, 5vw, 80px);
    max-width: 1200px;
    margin-left: auto;
    margin-right: 0;
    margin-top: 48px;
    padding-left: clamp(20px, 14vw, 240px);
    animation: rise 1.1s .8s both ease-out;
}
.hero__lede {
    font-size: clamp(15px, 1.1vw, 18px);
    line-height: 1.6;
    color: var(--paper-dim);
    max-width: 48ch;
}
.hero__lede strong { color: var(--paper); font-weight: 600; }
.hero__lede--muted { color: var(--mute); }

.dropcap {
    font-family: var(--serif);
    font-style: italic;
    font-size: 3.4em;
    line-height: 0.85;
    float: left;
    padding: 6px 10px 0 0;
    color: var(--signal);
    font-weight: 400;
    font-variation-settings: "opsz" 144;
}

@media (max-width: 760px) {
    .hero__stamp { position: static; text-align: left; border-right: 0; border-left: 1px solid var(--signal); padding-right: 0; padding-left: 14px; margin-bottom: 36px; }
    .hero__intro { grid-template-columns: 1fr; padding-left: 0; }
    .hero__row--2, .hero__row--3 { padding-left: 0; }
    .hero__chip { display: none; }
}

/* ticker */
.hero__ticker {
    margin-top: 80px;
    border-top: 1px solid var(--rule);
    border-bottom: 1px solid var(--rule);
    padding: 14px 0;
    overflow: hidden;
    position: relative;
    animation: rise 1.1s 1s both ease-out;
}
.ticker { overflow: hidden; }
.ticker__track {
    display: flex; gap: 30px;
    white-space: nowrap;
    animation: ticker 60s linear infinite;
    font-family: var(--mono);
    font-size: 13px;
    letter-spacing: 0.04em;
    color: var(--mute);
    text-transform: lowercase;
}
.ticker__track span { color: var(--paper-dim); }
.ticker__track span:nth-child(even) { color: var(--signal); }
@keyframes ticker { from { transform: translateX(0); } to { transform: translateX(-50%); } }

@keyframes rise {
    from { opacity: 0; transform: translateY(28px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ──────────────────────────────────────────────────────────────
   GENERIC SECTION
   ────────────────────────────────────────────────────────────── */

.section {
    position: relative;
    padding: clamp(64px, 11vh, 130px) var(--gutter);
    max-width: 1500px;
    margin: 0 auto;
}

.section__head {
    max-width: 1100px;
    margin-bottom: 64px;
}
.section__index {
    font-family: var(--mono);
    font-size: 11px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--signal);
    margin-bottom: 18px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--rule);
}
.section__title {
    font-family: var(--serif);
    font-weight: 300;
    font-size: clamp(36px, 5.5vw, 76px);
    line-height: 1.0;
    letter-spacing: -0.025em;
    color: var(--paper);
    font-variation-settings: "opsz" 144;
    margin-bottom: 24px;
}
.section__title em.serif { color: var(--signal); font-style: italic; }
.section__lede {
    color: var(--paper-dim);
    max-width: 64ch;
    font-size: 17px;
    line-height: 1.6;
}

/* ──────────────────────────────────────────────────────────────
   FLAGSHIP CARDS
   ────────────────────────────────────────────────────────────── */

.flagship {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
}
@media (max-width: 980px) {
    .flagship { grid-template-columns: 1fr; }
}

.flagship__card {
    position: relative;
    background: var(--ink-2);
    border: 1px solid var(--rule);
    padding: 36px 36px 28px;
    overflow: hidden;
    transition: border-color .35s ease, transform .35s ease;
}
.flagship__card::before {
    content: "";
    position: absolute;
    top: 0; left: 0;
    width: 56px; height: 1px;
    background: var(--signal);
    transition: width .5s cubic-bezier(.2,.8,.2,1);
}
.flagship__card:hover { border-color: var(--rule-2); transform: translateY(-3px); }
.flagship__card:hover::before { width: 100%; }

.flagship__head { margin-bottom: 18px; }
.flagship__id {
    font-family: var(--mono);
    font-size: 11px;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--mute);
    margin-bottom: 14px;
}
.flagship__url {
    color: var(--signal);
    border-bottom: 1px solid transparent;
    transition: border-color .2s, color .2s;
    text-transform: lowercase;
    letter-spacing: 0.06em;
}
.flagship__url:hover { color: var(--signal-2); border-bottom-color: var(--signal-2); }
.flagship__name {
    font-family: var(--serif);
    font-weight: 300;
    font-size: clamp(48px, 5vw, 80px);
    line-height: 0.95;
    letter-spacing: -0.03em;
    color: var(--paper);
    font-variation-settings: "opsz" 144;
    margin-bottom: 12px;
}
.flagship__tag {
    font-family: var(--sans);
    color: var(--paper-dim);
    font-size: 18px;
    line-height: 1.4;
    max-width: 40ch;
}
.flagship__tag code {
    font-size: .92em;
    color: var(--signal);
    background: rgba(255,90,31,0.08);
    padding: 1px 6px;
    border-radius: 2px;
}
.flagship__body p {
    color: var(--paper-dim);
    line-height: 1.6;
    margin: 18px 0 26px;
    max-width: 52ch;
    font-size: 15.5px;
}
.flagship__body code {
    color: var(--signal-2);
    background: rgba(255,90,31,0.07);
    padding: 1px 5px;
    border-radius: 2px;
    font-size: .9em;
}

.flagship__demo { margin: 8px 0 28px; }

.flagship__foot {
    display: flex; flex-wrap: wrap; gap: 12px; align-items: center;
    padding-top: 22px;
    border-top: 1px dashed var(--rule);
}

.flagship__card--kubefwd { background: var(--ink-2); }
.flagship__card--txeh {
    background:
        linear-gradient(135deg, rgba(255,90,31,0.025), transparent 60%),
        var(--ink-2);
}

/* terminal */
.terminal {
    background: #0A0A07;
    border: 1px solid var(--rule);
    border-radius: 4px;
    overflow: hidden;
    font-family: var(--mono);
    box-shadow: 0 12px 36px rgba(0,0,0,0.4), inset 0 0 0 1px rgba(255,255,255,0.02);
}
.terminal__bar {
    display: flex; align-items: center;
    gap: 8px;
    padding: 9px 14px;
    background: linear-gradient(180deg, #161410, #0E0D0A);
    border-bottom: 1px solid var(--rule);
    position: relative;
}
.terminal__bar span {
    width: 10px; height: 10px; border-radius: 50%;
    background: #2A2A22;
}
.terminal__bar span:nth-child(1) { background: #FF5F56; }
.terminal__bar span:nth-child(2) { background: #FFBD2E; }
.terminal__bar span:nth-child(3) { background: #27C93F; }
.terminal__bar em {
    position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%);
    font-style: normal;
    font-size: 11px;
    color: var(--mute);
    letter-spacing: 0.04em;
}
.terminal__body {
    padding: 18px 18px;
    font-size: 12.5px;
    line-height: 1.7;
    color: var(--paper-dim);
    white-space: pre;
    overflow-x: auto;
}
.t-prompt { color: var(--signal); margin-right: 8px; }
.t-ok { color: var(--acid); }
.t-mute { color: var(--mute); }

/* ──────────────────────────────────────────────────────────────
   MCP SECTION
   ────────────────────────────────────────────────────────────── */

.section--mcp {
    background:
        radial-gradient(ellipse at top right, rgba(255,90,31,0.06), transparent 60%),
        radial-gradient(ellipse at bottom left, rgba(225,255,110,0.025), transparent 50%);
    border-top: 1px solid var(--rule);
    border-bottom: 1px solid var(--rule);
    margin-top: 40px;
}
.section--mcp::before {
    content: "// model context protocol //";
    position: absolute;
    top: -7px; left: var(--gutter);
    font-family: var(--mono); font-size: 11px;
    color: var(--mute);
    background: var(--ink);
    padding: 0 12px;
    letter-spacing: 0.1em;
    text-transform: lowercase;
}

.mcp {
    display: grid;
    grid-template-columns: 1.6fr 1fr;
    grid-template-rows: auto auto auto;
    gap: 22px;
}
.mcp__card--feature {
    grid-row: 1 / 4;
    grid-column: 1;
}
@media (max-width: 1080px) {
    .mcp { grid-template-columns: 1fr; grid-template-rows: none; }
    .mcp__card--feature { grid-row: auto; grid-column: auto; }
}

.mcp__card {
    position: relative;
    background: var(--ink-2);
    border: 1px solid var(--rule);
    padding: 28px;
    overflow: hidden;
    transition: border-color .3s ease, background .3s ease;
}
.mcp__card:hover {
    border-color: var(--signal);
    background: linear-gradient(180deg, var(--ink-3), var(--ink-2));
}
.mcp__card:hover .mcp__name { color: var(--signal); }

.mcp__id {
    font-family: var(--mono);
    font-size: 11px;
    letter-spacing: 0.18em;
    color: var(--mute);
    text-transform: uppercase;
    margin-bottom: 18px;
    padding-bottom: 14px;
    border-bottom: 1px dashed var(--rule);
}
.mcp__name {
    font-family: var(--mono);
    font-weight: 700;
    font-size: 24px;
    color: var(--paper);
    letter-spacing: -0.01em;
    margin-bottom: 14px;
    transition: color .25s;
}
.mcp__name--big {
    font-family: var(--serif);
    font-style: italic;
    font-size: clamp(48px, 5vw, 80px);
    line-height: 0.95;
    font-weight: 300;
    letter-spacing: -0.025em;
    font-variation-settings: "opsz" 144, "SOFT" 60;
    color: var(--paper);
    margin-bottom: 22px;
}
.mcp__tag {
    color: var(--paper-dim);
    line-height: 1.55;
    font-size: 15.5px;
    margin-bottom: 18px;
}
.mcp__links {
    display: flex; flex-wrap: wrap; gap: 10px;
    margin-top: auto;
    padding-top: 18px;
    border-top: 1px dashed var(--rule);
}
.mcp__link {
    font-family: var(--mono);
    font-size: 12px;
    letter-spacing: 0.04em;
    transition: all .2s;
    display: inline-flex; align-items: center;
}
.mcp__link--primary {
    background: var(--signal);
    color: var(--ink);
    padding: 8px 14px;
    border: 1px solid var(--signal);
    border-radius: 2px;
    font-weight: 700;
    text-transform: lowercase;
}
.mcp__link--primary:hover {
    background: var(--paper);
    border-color: var(--paper);
    color: var(--ink);
}
.mcp__link--source {
    color: var(--paper-dim);
    padding: 8px 14px;
    border: 1px solid var(--rule-2);
    border-radius: 2px;
    text-transform: lowercase;
}
.mcp__link--source:hover {
    color: var(--paper);
    border-color: var(--paper);
}
.mcp__card { display: flex; flex-direction: column; }

/* feature card */
.mcp__card--feature {
    padding: 40px 40px 36px;
    background:
        radial-gradient(ellipse at top right, rgba(255,90,31,0.10), transparent 60%),
        var(--ink-3);
    border: 1px solid var(--rule-2);
    display: grid;
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto auto auto auto;
    grid-template-areas:
        "id"
        "name"
        "tag"
        "list"
        "cta"
        "schema";
    gap: 18px;
}
.mcp__card--feature .mcp__id { grid-area: id; margin-bottom: 0; }
.mcp__card--feature .mcp__name--big { grid-area: name; margin: 0; }
.mcp__card--feature .mcp__tag { grid-area: tag; max-width: 60ch; font-size: 17px; margin: 0; }
.mcp__card--feature .mcp__list { grid-area: list; }
.mcp__card--feature .mcp__cta { grid-area: cta; display: flex; flex-wrap: wrap; gap: 10px; justify-self: start; }
.mcp__card--feature .mcp__schema { grid-area: schema; }

.mcp__list {
    list-style: none;
    padding: 18px 0 8px;
    border-top: 1px dashed var(--rule);
}
.mcp__list li {
    position: relative;
    padding: 6px 0 6px 28px;
    color: var(--paper-dim);
    font-size: 14.5px;
    line-height: 1.5;
}
.mcp__list li::before {
    content: "→";
    position: absolute;
    left: 4px;
    color: var(--signal);
    font-family: var(--mono);
}
.mcp__schema {
    margin: 12px 0 0;
    padding: 18px 20px;
    background: rgba(0,0,0,0.35);
    border: 1px dashed var(--rule);
    border-radius: 2px;
    overflow-x: auto;
}
.mcp__schema pre.mermaid {
    font-family: var(--mono);
    font-size: 13px;
    line-height: 1.4;
    color: var(--paper-dim);
    background: transparent;
    padding: 0;
    margin: 0;
    text-align: center;
    /* hidden until mermaid renders to avoid showing raw source */
    visibility: hidden;
}
.mcp__schema pre.mermaid[data-processed="true"] { visibility: visible; }
.mcp__schema pre.mermaid svg { max-width: 100%; height: auto; display: inline-block; }
.mcp__schema pre.mermaid .edgeLabel { background: var(--ink-3) !important; color: var(--signal) !important; padding: 2px 6px !important; }
@media (max-width: 600px) {
    .mcp__schema { padding: 12px 8px; }
}

/* ──────────────────────────────────────────────────────────────
   STACK LIST
   ────────────────────────────────────────────────────────────── */

.stack {
    list-style: none;
    border-top: 1px solid var(--rule);
}
.stack__row {
    display: grid;
    grid-template-columns: 80px 1fr 130px 40px;
    align-items: center;
    gap: 24px;
    padding: 24px 8px;
    border-bottom: 1px solid var(--rule);
    transition: background .25s, padding .25s;
    cursor: default;
}
.stack__row:hover {
    background: var(--ink-2);
    padding-left: 22px;
    padding-right: 22px;
}
.stack__row:hover .stack__name { color: var(--signal); }
.stack__row:hover .stack__year { color: var(--signal); transform: translateX(4px); }
.stack__num {
    font-family: var(--mono);
    color: var(--mute-2);
    font-size: 13px;
    letter-spacing: 0.08em;
}
.stack__name {
    display: block;
    font-family: var(--serif);
    font-style: italic;
    font-size: clamp(24px, 2.5vw, 34px);
    color: var(--paper);
    line-height: 1.05;
    transition: color .25s;
    font-variation-settings: "opsz" 144;
    margin-bottom: 6px;
}
.stack__desc {
    color: var(--paper-dim);
    font-size: 14.5px;
    max-width: 70ch;
    line-height: 1.5;
}
.stack__tag {
    font-family: var(--mono);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--mute);
    text-align: right;
    border: 1px solid var(--rule);
    padding: 5px 10px;
    border-radius: 2px;
    background: rgba(0,0,0,0.2);
    justify-self: end;
}
.stack__year {
    font-family: var(--mono);
    color: var(--mute);
    text-align: right;
    transition: transform .25s, color .25s;
    font-size: 18px;
}
.stack__row--more .stack__name {
    font-style: normal;
    font-family: var(--sans);
    font-size: 18px;
    color: var(--paper-dim);
}

@media (max-width: 760px) {
    .stack__row { grid-template-columns: 50px 1fr 50px; }
    .stack__tag { display: none; }
}

/* ──────────────────────────────────────────────────────────────
   CODA
   ────────────────────────────────────────────────────────────── */

.section--coda { padding-top: 80px; padding-bottom: 140px; }
.coda {
    max-width: 1000px;
    margin: 0 auto;
    text-align: left;
    border-left: 1px solid var(--signal);
    padding-left: clamp(28px, 5vw, 60px);
}
.coda__kicker {
    font-family: var(--mono);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--mute);
    margin-bottom: 24px;
}
.coda__big {
    font-family: var(--serif);
    font-weight: 300;
    font-size: clamp(28px, 3.6vw, 52px);
    line-height: 1.15;
    letter-spacing: -0.02em;
    color: var(--paper);
    font-variation-settings: "opsz" 144, "SOFT" 30;
    margin-bottom: 48px;
}
.coda__big em.serif { color: var(--signal); }
.coda__cta {
    display: flex; align-items: center; gap: 32px; flex-wrap: wrap;
    padding-top: 28px;
    border-top: 1px dashed var(--rule);
}
.coda__sign {
    font-family: var(--serif);
    font-style: italic;
    font-size: 22px;
    color: var(--mute);
}

/* ──────────────────────────────────────────────────────────────
   BUTTONS
   ────────────────────────────────────────────────────────────── */

.btn {
    display: inline-flex; align-items: center; gap: 8px;
    font-family: var(--mono);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--paper);
    padding: 12px 20px;
    border: 1px solid var(--rule-2);
    border-radius: 2px;
    background: transparent;
    transition: all .25s ease;
}
.btn:hover {
    color: var(--ink);
    background: var(--paper);
    border-color: var(--paper);
}
.btn--accent {
    background: var(--signal);
    color: var(--ink);
    border-color: var(--signal);
}
.btn--accent:hover { background: var(--paper); color: var(--ink); border-color: var(--paper); }
.btn--big {
    font-size: 13px;
    padding: 18px 28px;
    background: var(--paper);
    color: var(--ink);
    border-color: var(--paper);
    font-weight: 700;
}
.btn--big:hover { background: var(--signal); color: var(--ink); border-color: var(--signal); }

/* ──────────────────────────────────────────────────────────────
   FOOTER
   ────────────────────────────────────────────────────────────── */

.footer {
    position: relative;
    background: var(--ink);
    border-top: 1px solid var(--rule);
    padding: 60px var(--gutter) 28px;
    margin-top: 60px;
}
.footer__rule {
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--rule-2), transparent);
    margin-bottom: 50px;
}
.footer__inner {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr 1.1fr;
    gap: 32px;
    margin-bottom: 60px;
}
@media (max-width: 1180px) {
    .footer__inner { grid-template-columns: 1fr 1fr 1fr; gap: 32px; }
}
@media (max-width: 720px) {
    .footer__inner { grid-template-columns: 1fr 1fr; gap: 28px; }
}
@media (max-width: 480px) {
    .footer__inner { grid-template-columns: 1fr; gap: 28px; }
}
.footer__label {
    font-family: var(--mono);
    font-size: 11px;
    color: var(--signal);
    text-transform: uppercase;
    letter-spacing: 0.18em;
    margin-bottom: 14px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--rule);
}
.footer__text {
    color: var(--paper-dim);
    font-size: 14px;
    line-height: 1.55;
    max-width: 50ch;
}
.footer__text a { color: var(--paper); border-bottom: 1px solid var(--rule-2); }
.footer__text a:hover { color: var(--signal); border-color: var(--signal); }
.footer__links {
    list-style: none;
    font-family: var(--mono);
    font-size: 13px;
}
.footer__links li { padding: 4px 0; }
.footer__links a { color: var(--paper-dim); transition: color .2s; }
.footer__links a:hover { color: var(--signal); }
.footer__links__sub {
    color: var(--mute);
    font-style: italic;
    font-family: var(--serif);
    font-size: 12.5px;
    margin-left: 4px;
}
.footer__col--meta .footer__mono {
    font-family: var(--mono);
    font-size: 12px;
    color: var(--mute);
    line-height: 1.7;
}
.footer__col--meta .dot { color: var(--rule-2); margin: 0 4px; }

.footer__base {
    display: flex; justify-content: space-between; align-items: center;
    flex-wrap: wrap; gap: 14px;
    padding-top: 24px;
    border-top: 1px solid var(--rule);
    font-family: var(--mono);
    font-size: 11px;
    color: var(--mute);
    letter-spacing: 0.04em;
}
.footer__base__tag { color: var(--signal); }

/* ──────────────────────────────────────────────────────────────
   PROSE / SUB-PAGES
   ────────────────────────────────────────────────────────────── */

.topnav {
    display: flex; justify-content: space-between; align-items: center;
    padding: 18px var(--gutter);
    border-bottom: 1px solid var(--rule);
}
.brand { display: flex; gap: 10px; align-items: center; }
.brand__mark { color: var(--signal); }
.brand__name {
    font-family: var(--serif); font-style: italic; font-size: 22px;
    font-variation-settings: "opsz" 144;
}
.topnav__back { font-family: var(--mono); font-size: 12px; color: var(--mute); }
.topnav__back:hover { color: var(--signal); }

.prose {
    max-width: 720px;
    margin: 60px auto 120px;
    padding: 0 var(--gutter);
}
.prose__head { margin-bottom: 48px; padding-bottom: 32px; border-bottom: 1px solid var(--rule); }
.prose__kicker {
    font-family: var(--mono); font-size: 11px;
    text-transform: uppercase; letter-spacing: 0.18em;
    color: var(--signal);
    margin-bottom: 20px;
}
.prose__title {
    font-family: var(--serif); font-weight: 300;
    font-size: clamp(40px, 5vw, 68px);
    line-height: 1.0; letter-spacing: -0.025em;
    font-variation-settings: "opsz" 144;
}
.prose__date { font-family: var(--mono); color: var(--mute); margin-top: 14px; font-size: 13px; }
.prose__body {
    color: var(--paper-dim);
    font-size: 17px;
    line-height: 1.7;
}
.prose__body h1, .prose__body h2, .prose__body h3 {
    font-family: var(--serif); color: var(--paper);
    margin: 1.4em 0 .5em; font-weight: 400;
    font-variation-settings: "opsz" 144;
}
.prose__body p { margin: 0 0 1.2em; }
.prose__body a { color: var(--signal); border-bottom: 1px solid var(--rule); }
.prose__body code { font-family: var(--mono); color: var(--signal-2); font-size: 14px; }
.prose__body pre {
    background: var(--ink-2);
    border: 1px solid var(--rule);
    padding: 16px 18px;
    overflow-x: auto;
    font-size: 13px;
    margin: 1.4em 0;
}

.prose__list {
    list-style: none;
    border-top: 1px solid var(--rule);
}
.prose__list li { border-bottom: 1px solid var(--rule); }
.prose__list a {
    display: flex; justify-content: space-between; align-items: baseline;
    padding: 18px 0;
    font-family: var(--serif); font-style: italic;
    font-size: 22px;
    color: var(--paper);
    font-variation-settings: "opsz" 144;
}
.prose__list a em {
    font-family: var(--mono); font-style: normal;
    color: var(--mute); font-size: 12px;
}
.prose__list a:hover { color: var(--signal); }

/* ──────────────────────────────────────────────────────────────
   REDUCED MOTION
   ────────────────────────────────────────────────────────────── */

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: .001s !important;
        animation-iteration-count: 1 !important;
        transition-duration: .001s !important;
    }
    .ticker__track { animation: none; }
    .rail__mark { animation: none; }
}