/* gamelicensor.info v2 — The Blueprint
   An editorial field-manual aesthetic. Paper, ink, blueprint blue, stamp red.
   Palette:
     Paper      #F2EFE6
     Ink        #12110F
     Stamp Red  #B8351F
     Blueprint  #2B4C6F
     Seal Gold  #C9A24B
     Graphite   #6E6A5E
     Vellum     #E6DDC6
*/

*, *::before, *::after { box-sizing: border-box; }

:root {
    --paper: #F2EFE6;
    --ink: #12110F;
    --stamp: #B8351F;
    --blueprint: #2B4C6F;
    --gold: #C9A24B;
    --graphite: #6E6A5E;
    --vellum: #E6DDC6;
    --rule: rgba(18, 17, 15, 0.18);
    --rule-strong: rgba(18, 17, 15, 0.55);
    --reader-tint: rgba(18, 17, 15, 0.03);

    --f-display: "Space Grotesk", "Helvetica Neue", Arial, sans-serif;
    --f-editorial: "Fraunces", "Georgia", serif;
    --f-mono: "IBM Plex Mono", ui-monospace, "Courier New", monospace;

    --gutter: clamp(18px, 4vw, 56px);
    --max: 1240px;
}

html, body {
    margin: 0;
    padding: 0;
    background: var(--paper);
    color: var(--ink);
    font-family: var(--f-editorial);
    font-size: 17px;
    line-height: 1.55;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

body {
    position: relative;
    padding: 0 0 120px 0;
    background:
        radial-gradient(ellipse 80% 60% at 20% 0%, rgba(201, 162, 75, 0.08), transparent 60%),
        radial-gradient(ellipse 60% 50% at 85% 100%, rgba(43, 76, 111, 0.07), transparent 60%),
        var(--paper);
}

/* --- Paper grain & blueprint overlay --- */
.paper-grain {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 1;
    mix-blend-mode: multiply;
    opacity: 0.55;
    background-image:
        radial-gradient(rgba(18, 17, 15, 0.08) 1px, transparent 1.2px),
        radial-gradient(rgba(18, 17, 15, 0.05) 1px, transparent 1.5px);
    background-size: 3px 3px, 7px 7px;
    background-position: 0 0, 1.5px 2px;
}

.blueprint-lines {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    opacity: 0.5;
    background-image:
        linear-gradient(to right, rgba(43, 76, 111, 0.08) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(43, 76, 111, 0.08) 1px, transparent 1px),
        linear-gradient(to right, rgba(43, 76, 111, 0.13) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(43, 76, 111, 0.13) 1px, transparent 1px);
    background-size: 28px 28px, 28px 28px, 140px 140px, 140px 140px;
}

/* --- Masthead --- */
.masthead {
    position: relative;
    z-index: 3;
    max-width: var(--max);
    margin: 0 auto;
    padding: 36px var(--gutter) 0;
}

.masthead-bar {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 12px;
    border-top: 2px solid var(--ink);
    border-bottom: 1px solid var(--ink);
    padding: 10px 0;
    font-family: var(--f-mono);
    font-size: 11px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--ink);
}

.doc-tag { white-space: nowrap; }

.masthead-title {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 48px;
    padding: 48px 0 36px;
    border-bottom: 1px solid var(--rule);
    align-items: end;
}

.eyebrow {
    display: inline-block;
    font-family: var(--f-mono);
    font-size: 11px;
    letter-spacing: 0.28em;
    text-transform: uppercase;
    color: var(--graphite);
    padding: 6px 10px;
    border: 1px solid var(--rule-strong);
    margin-bottom: 18px;
}

.mega-title {
    font-family: var(--f-display);
    font-weight: 700;
    font-size: clamp(54px, 10vw, 148px);
    line-height: 0.88;
    letter-spacing: -0.03em;
    margin: 0 0 22px;
    color: var(--ink);
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 0.1em;
}

.title-word {
    display: inline-block;
    position: relative;
    overflow: hidden;
}

.title-word::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0.04em;
    width: 100%;
    height: 0.08em;
    background: var(--ink);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.9s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.title-word.is-drawn::after {
    transform: scaleX(1);
}

.title-word--muted {
    color: var(--stamp);
    font-family: var(--f-editorial);
    font-style: italic;
    font-weight: 400;
    font-size: 0.62em;
    letter-spacing: -0.01em;
}

.title-dot {
    color: var(--gold);
    margin: 0 0.04em;
    transform: translateY(-0.3em);
    font-weight: 500;
}

.deck {
    font-family: var(--f-editorial);
    font-size: clamp(17px, 2.1vw, 22px);
    line-height: 1.45;
    max-width: 62ch;
    color: var(--ink);
    margin: 6px 0 0;
    opacity: 0.85;
}

.seal-cluster {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
    min-width: 200px;
}

.seal {
    width: 200px;
    height: 200px;
    filter: drop-shadow(0 1px 0 rgba(18, 17, 15, 0.05));
}

.seal-ring {
    fill: none;
    stroke: var(--stamp);
    stroke-width: 1.25;
    opacity: 0.85;
}

.seal-ring-outer { stroke-width: 2.5; }
.seal-ring-inner { stroke-width: 0.9; stroke-dasharray: 2 3; }

.seal-text {
    font-family: var(--f-mono);
    font-size: 9px;
    fill: var(--stamp);
    letter-spacing: 0.28em;
    text-transform: uppercase;
    font-weight: 500;
}

.seal-hex {
    fill: none;
    stroke: var(--stamp);
    stroke-width: 2;
}

.seal-mark {
    font-family: var(--f-display);
    font-size: 24px;
    font-weight: 700;
    fill: var(--stamp);
    text-anchor: middle;
    letter-spacing: 0.06em;
}

.seal-core { transform-origin: 100px 100px; animation: sealPulse 6s ease-in-out infinite; }
@keyframes sealPulse {
    0%, 100% { transform: rotate(0deg); }
    50% { transform: rotate(3deg); }
}

.seal-stamp {
    font-family: var(--f-mono);
    font-size: 11px;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--stamp);
    padding: 6px 14px;
    border: 1.5px solid var(--stamp);
    text-align: center;
    transform: rotate(-4deg);
    line-height: 1.3;
}

.seal-stamp span { font-size: 8px; opacity: 0.8; }

/* Ruler */
.ruler {
    position: relative;
    height: 34px;
    margin-top: 18px;
    border-bottom: 1px solid var(--ink);
    font-family: var(--f-mono);
    font-size: 9px;
    letter-spacing: 0.08em;
    color: var(--graphite);
}

.ruler-ticks {
    position: absolute;
    inset: 0 0 0 0;
    background-image:
        linear-gradient(to right, var(--ink) 1px, transparent 1px),
        linear-gradient(to right, var(--ink) 1px, transparent 1px);
    background-size: 10% 100%, 2% 60%;
    background-position: 0 100%, 0 100%;
    background-repeat: repeat-x, repeat-x;
    opacity: 0.55;
}

.ruler-label {
    position: absolute;
    bottom: 2px;
    padding: 0 4px;
    background: var(--paper);
}

.ruler-label:nth-of-type(1) { left: 0%; }
.ruler-label:nth-of-type(2) { left: 10%; }
.ruler-label:nth-of-type(3) { left: 20%; }
.ruler-label:nth-of-type(4) { left: 30%; }
.ruler-label:nth-of-type(5) { left: 40%; }
.ruler-label:nth-of-type(6) { left: 50%; }
.ruler-label:nth-of-type(7) { left: 60%; }
.ruler-label:nth-of-type(8) { left: 70%; }
.ruler-label:nth-of-type(9) { left: 80%; }
.ruler-label:nth-of-type(10) { left: 90%; }
.ruler-label:nth-of-type(11) { left: 99%; transform: translateX(-100%); }

/* --- Index navigation --- */
.index-nav {
    position: relative;
    z-index: 3;
    max-width: var(--max);
    margin: 44px auto 32px;
    padding: 0 var(--gutter);
}

.index-list {
    list-style: none;
    margin: 0;
    padding: 0;
    border-top: 1.5px solid var(--ink);
    border-bottom: 1.5px solid var(--ink);
}

.index-list li { border-bottom: 1px dashed var(--rule); }
.index-list li:last-child { border-bottom: none; }

.index-list a {
    display: grid;
    grid-template-columns: 80px 1fr 80px;
    align-items: baseline;
    gap: 24px;
    padding: 14px 6px;
    text-decoration: none;
    color: var(--ink);
    transition: background 0.25s ease, padding 0.25s ease;
    font-family: var(--f-display);
    font-size: clamp(18px, 2.2vw, 24px);
    letter-spacing: -0.01em;
}

.index-list a:hover {
    background: var(--vellum);
    padding-left: 18px;
}

.idx {
    font-family: var(--f-mono);
    font-size: 11px;
    letter-spacing: 0.2em;
    color: var(--stamp);
    text-transform: uppercase;
}

.idx-title {
    font-style: italic;
    font-family: var(--f-editorial);
    font-weight: 600;
    font-size: clamp(18px, 2.4vw, 28px);
}

.idx-page {
    justify-self: end;
    font-family: var(--f-mono);
    font-size: 12px;
    color: var(--graphite);
    letter-spacing: 0.08em;
}

.index-list a.is-active {
    background: linear-gradient(90deg, rgba(184, 53, 31, 0.08), transparent 70%);
}

.index-list a.is-active .idx { color: var(--ink); background: var(--gold); padding: 2px 6px; }

/* --- Sections --- */
.section {
    position: relative;
    z-index: 2;
    max-width: var(--max);
    margin: 0 auto;
    padding: 64px var(--gutter);
    border-top: 1px solid var(--rule);
}

.section-head {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 20px;
    align-items: baseline;
    padding-bottom: 22px;
    margin-bottom: 36px;
    border-bottom: 1px solid var(--ink);
}

.section-no {
    font-family: var(--f-mono);
    font-size: 12px;
    letter-spacing: 0.22em;
    color: var(--stamp);
    padding: 4px 10px;
    border: 1px solid var(--stamp);
}

.section-title {
    margin: 0;
    font-family: var(--f-editorial);
    font-style: italic;
    font-weight: 600;
    font-size: clamp(32px, 5vw, 58px);
    letter-spacing: -0.01em;
    color: var(--ink);
}

.section-sub {
    font-family: var(--f-mono);
    font-size: 11px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--graphite);
}

/* --- Primer --- */
.primer-grid {
    display: grid;
    grid-template-columns: minmax(0, 2fr) minmax(0, 1fr);
    gap: 56px;
}

.primer-lede p {
    font-family: var(--f-editorial);
    font-size: clamp(18px, 1.55vw, 21px);
    line-height: 1.65;
    margin: 0 0 22px;
    max-width: 68ch;
}

.drop-cap::first-letter {
    font-family: var(--f-display);
    font-weight: 700;
    font-size: 4.6em;
    float: left;
    line-height: 0.85;
    padding: 6px 12px 0 0;
    color: var(--stamp);
    margin-top: 4px;
}

.marker {
    background: linear-gradient(180deg, transparent 60%, var(--gold) 60%, var(--gold) 90%, transparent 90%);
    padding: 0 2px;
}

.margin-note {
    margin: 30px 0 0;
    padding: 18px 22px;
    background: var(--vellum);
    border-left: 3px solid var(--stamp);
    font-family: var(--f-mono);
    font-size: 13px;
    line-height: 1.55;
    color: var(--ink);
    position: relative;
}

.margin-note p { margin: 6px 0 0; }

.margin-tag {
    display: inline-block;
    font-size: 10px;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--stamp);
    padding: 2px 6px;
    border: 1px solid var(--stamp);
}

.primer-aside { display: flex; flex-direction: column; gap: 20px; }

.card {
    background: var(--paper);
    border: 1px solid var(--ink);
    padding: 18px 20px;
    position: relative;
    box-shadow: 4px 4px 0 var(--ink);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover { transform: translate(-2px, -2px); box-shadow: 6px 6px 0 var(--ink); }

.card-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--rule);
    padding-bottom: 10px;
    margin-bottom: 12px;
    font-family: var(--f-mono);
    font-size: 10px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
}

.card-kind { color: var(--stamp); font-weight: 500; }
.card-code { color: var(--graphite); }

.spec-list {
    margin: 0;
    display: grid;
    gap: 8px;
    font-family: var(--f-mono);
    font-size: 13px;
}

.spec-list > div {
    display: grid;
    grid-template-columns: 110px 1fr;
    gap: 12px;
    padding: 5px 0;
    border-bottom: 1px dashed var(--rule);
}

.spec-list > div:last-child { border-bottom: none; }
.spec-list dt { color: var(--stamp); letter-spacing: 0.12em; text-transform: uppercase; font-size: 10.5px; align-self: center; }
.spec-list dd { margin: 0; color: var(--ink); }

.card-note p { margin: 0; font-family: var(--f-editorial); font-size: 15px; line-height: 1.55; }

/* --- Anatomy --- */
.anatomy-frame {
    display: grid;
    grid-template-columns: minmax(0, 2.1fr) minmax(0, 1fr);
    gap: 48px;
    align-items: start;
}

.anatomy-diagram {
    width: 100%;
    height: auto;
    background: var(--vellum);
    border: 1px solid var(--ink);
    padding: 12px;
    box-shadow: 6px 6px 0 var(--ink);
}

.doc-frame { fill: var(--paper); stroke: var(--ink); stroke-width: 1.2; }
.hatch-line { stroke: var(--ink); stroke-width: 0.5; opacity: 0.5; }
.doc-rule { stroke: var(--ink); stroke-width: 0.8; }
.doc-rule-faint { stroke: var(--ink); stroke-width: 0.4; opacity: 0.35; }

.diagram-label {
    font-family: var(--f-mono);
    font-size: 11px;
    letter-spacing: 0.18em;
    fill: var(--ink);
}

.diagram-label-lg {
    font-size: 14px;
    letter-spacing: 0.22em;
}

.diagram-body {
    font-family: var(--f-editorial);
    font-size: 18px;
    fill: var(--ink);
}

.diagram-emph {
    font-family: var(--f-editorial);
    font-style: italic;
    fill: var(--stamp);
    font-weight: 600;
}

.callout-dot {
    fill: var(--stamp);
    transition: r 0.3s ease;
}

.callout-leader {
    stroke: var(--stamp);
    stroke-width: 0.8;
    stroke-dasharray: 3 2;
    fill: none;
}

.callout-label {
    font-family: var(--f-mono);
    font-size: 11px;
    fill: var(--stamp);
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.callout.is-active .callout-dot { r: 14; }
.callout.is-active .callout-label { fill: var(--ink); font-weight: 600; }

.anatomy-legend {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 2px;
    border-top: 1.5px solid var(--ink);
    border-bottom: 1.5px solid var(--ink);
}

.anatomy-legend li {
    display: grid;
    grid-template-columns: 44px 140px 1fr;
    gap: 14px;
    padding: 12px 8px;
    border-bottom: 1px dashed var(--rule);
    cursor: pointer;
    transition: background 0.25s ease;
    font-family: var(--f-mono);
    font-size: 13px;
    align-items: baseline;
}

.anatomy-legend li:last-child { border-bottom: none; }

.anatomy-legend li:hover,
.anatomy-legend li.is-active {
    background: var(--vellum);
}

.anatomy-legend li.is-active .leg-name { color: var(--stamp); }

.leg-no {
    font-family: var(--f-display);
    font-size: 22px;
    font-weight: 700;
    color: var(--stamp);
    line-height: 1;
}

.leg-name {
    font-family: var(--f-editorial);
    font-style: italic;
    font-weight: 600;
    color: var(--ink);
    font-size: 16px;
}

.leg-desc {
    color: var(--graphite);
    font-size: 13px;
    line-height: 1.45;
}

/* --- Archetypes --- */
.archetype-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.archetype {
    border: 1px solid var(--ink);
    background: var(--paper);
    box-shadow: 4px 4px 0 var(--ink);
    overflow: hidden;
    position: relative;
    transition: transform 0.4s cubic-bezier(0.2, 0.8, 0.2, 1), box-shadow 0.4s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.archetype:hover {
    transform: translate(-3px, -3px);
    box-shadow: 8px 8px 0 var(--ink);
}

.archetype-tab {
    padding: 9px 16px;
    background: var(--ink);
    color: var(--paper);
    font-family: var(--f-mono);
    font-size: 11px;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    display: flex;
    justify-content: space-between;
}

.archetype:hover .archetype-tab { background: var(--stamp); }

.archetype-body { padding: 20px 22px 22px; }

.archetype-body h3 {
    margin: 0 0 10px;
    font-family: var(--f-editorial);
    font-style: italic;
    font-weight: 600;
    font-size: 24px;
    letter-spacing: -0.01em;
}

.archetype-body p {
    font-family: var(--f-editorial);
    font-size: 15px;
    line-height: 1.55;
    color: var(--ink);
    margin: 0 0 16px;
}

.archetype-body dl {
    margin: 14px 0 0;
    border-top: 1px solid var(--rule);
    padding-top: 10px;
    display: grid;
    gap: 4px;
}

.archetype-body dl > div {
    display: grid;
    grid-template-columns: 80px 1fr;
    gap: 12px;
    font-family: var(--f-mono);
    font-size: 12px;
    padding: 3px 0;
}

.archetype-body dt {
    color: var(--stamp);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    font-size: 10px;
    align-self: center;
}

.archetype-body dd { margin: 0; color: var(--ink); }

/* --- Lifecycle --- */
.lifecycle-wrap {
    position: relative;
    padding: 30px 0 40px;
}

.lifecycle-track {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 8px;
    position: relative;
    z-index: 2;
}

.step {
    position: relative;
    padding: 22px 14px 20px;
    background: var(--paper);
    border: 1px solid var(--ink);
    text-align: left;
    transition: transform 0.4s ease, background 0.3s ease;
}

.step::before {
    content: "";
    position: absolute;
    top: -10px;
    left: 14px;
    width: 20px;
    height: 20px;
    border: 1.5px solid var(--stamp);
    background: var(--paper);
    border-radius: 50%;
}

.step::after {
    content: "";
    position: absolute;
    top: 0;
    right: 0;
    width: 28px;
    height: 28px;
    border-left: 1px solid var(--ink);
    border-bottom: 1px solid var(--ink);
    background: linear-gradient(225deg, transparent 48%, var(--paper) 50%);
}

.step:hover {
    background: var(--vellum);
    transform: translateY(-4px);
}

.step-num {
    display: block;
    font-family: var(--f-mono);
    font-size: 11px;
    letter-spacing: 0.28em;
    color: var(--stamp);
    margin-bottom: 6px;
    text-transform: uppercase;
}

.step h4 {
    margin: 0 0 8px;
    font-family: var(--f-editorial);
    font-style: italic;
    font-weight: 600;
    font-size: 20px;
    line-height: 1.1;
    letter-spacing: -0.01em;
}

.step p {
    margin: 0;
    font-family: var(--f-editorial);
    font-size: 13.5px;
    line-height: 1.5;
    color: var(--graphite);
}

.lifecycle-curve {
    position: absolute;
    left: 0;
    right: 0;
    top: 60%;
    height: 160px;
    z-index: 1;
    pointer-events: none;
    opacity: 0.45;
}

.lifecycle-curve svg { width: 100%; height: 100%; }

.curve {
    fill: none;
    stroke: var(--blueprint);
    stroke-width: 1.4;
    stroke-dasharray: 6 4;
    stroke-dashoffset: 0;
    animation: curveFlow 24s linear infinite;
}

.curve-shadow {
    fill: none;
    stroke: var(--stamp);
    stroke-width: 0.6;
    opacity: 0.25;
    transform: translateY(2px);
}

@keyframes curveFlow {
    from { stroke-dashoffset: 0; }
    to { stroke-dashoffset: -240; }
}

/* --- FAQ --- */
.faq-stack { display: grid; gap: 1px; background: var(--ink); border: 1px solid var(--ink); }

.faq {
    background: var(--paper);
    transition: background 0.3s ease;
}

.faq[open] { background: var(--vellum); }

.faq summary {
    list-style: none;
    cursor: pointer;
    padding: 20px 28px 20px 24px;
    display: grid;
    grid-template-columns: 60px 1fr 24px;
    gap: 18px;
    align-items: center;
    font-family: var(--f-editorial);
    font-size: clamp(16px, 1.7vw, 21px);
    font-weight: 500;
    color: var(--ink);
    transition: padding 0.25s ease;
    position: relative;
}

.faq summary::-webkit-details-marker { display: none; }
.faq summary::marker { content: ""; }

.faq summary:hover { padding-left: 32px; }

.faq-no {
    font-family: var(--f-mono);
    font-size: 11px;
    letter-spacing: 0.2em;
    color: var(--stamp);
    text-transform: uppercase;
}

.faq-q { font-family: var(--f-editorial); font-style: italic; }

.faq-marker {
    position: relative;
    width: 24px;
    height: 24px;
}

.faq-marker::before,
.faq-marker::after {
    content: "";
    position: absolute;
    left: 50%;
    top: 50%;
    background: var(--ink);
    transform: translate(-50%, -50%);
    transition: transform 0.3s ease, background 0.3s ease;
}

.faq-marker::before { width: 14px; height: 1.5px; }
.faq-marker::after { width: 1.5px; height: 14px; }

.faq[open] .faq-marker::after { transform: translate(-50%, -50%) scaleY(0); }
.faq[open] .faq-marker::before { background: var(--stamp); }

.faq-body {
    padding: 4px 28px 24px 102px;
    font-family: var(--f-editorial);
    font-size: 16.5px;
    line-height: 1.65;
    color: var(--ink);
}

.faq-body p { margin: 0; max-width: 66ch; }

/* --- Library --- */
.library-search {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 18px;
    align-items: center;
    padding: 14px 18px;
    background: var(--vellum);
    border: 1px solid var(--ink);
    box-shadow: 3px 3px 0 var(--ink);
    margin-bottom: 28px;
}

.search-prompt {
    font-family: var(--f-mono);
    font-size: 12px;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--stamp);
}

.search-input {
    border: none;
    background: transparent;
    border-bottom: 1.5px solid var(--ink);
    padding: 8px 4px;
    font-family: var(--f-mono);
    font-size: 15px;
    color: var(--ink);
    outline: none;
    width: 100%;
}

.search-input::placeholder { color: var(--graphite); opacity: 0.6; }

.search-count {
    font-family: var(--f-mono);
    font-size: 12px;
    letter-spacing: 0.14em;
    color: var(--graphite);
    white-space: nowrap;
}

.card-drawer {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 18px;
}

.index-card {
    background: var(--paper);
    border: 1px solid var(--ink);
    padding: 16px 18px;
    box-shadow: 3px 3px 0 var(--ink);
    transition: transform 0.35s ease, box-shadow 0.35s ease, opacity 0.3s ease;
    position: relative;
    overflow: hidden;
}

.index-card::before {
    content: "";
    position: absolute;
    top: 12px;
    right: 16px;
    width: 14px;
    height: 14px;
    border: 1px solid var(--stamp);
    border-radius: 50%;
    background: radial-gradient(circle, var(--gold) 40%, transparent 42%);
}

.index-card:hover {
    transform: translate(-2px, -2px);
    box-shadow: 6px 6px 0 var(--ink);
}

.index-card.is-hidden {
    opacity: 0.1;
    transform: scale(0.95);
    pointer-events: none;
}

.index-card header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid var(--rule);
    padding-bottom: 8px;
    margin-bottom: 10px;
}

.card-stamp {
    font-family: var(--f-mono);
    font-size: 10px;
    letter-spacing: 0.2em;
    color: var(--graphite);
    text-transform: uppercase;
}

.index-card h4 {
    margin: 0;
    font-family: var(--f-editorial);
    font-style: italic;
    font-weight: 600;
    font-size: 20px;
    letter-spacing: -0.01em;
    color: var(--ink);
}

.index-card p {
    margin: 0;
    font-family: var(--f-editorial);
    font-size: 14.5px;
    line-height: 1.55;
    color: var(--ink);
}

/* --- Colophon --- */
.colophon-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 32px;
    padding-top: 10px;
}

.colo-block h4 {
    margin: 0 0 10px;
    font-family: var(--f-mono);
    font-size: 11px;
    letter-spacing: 0.26em;
    text-transform: uppercase;
    color: var(--stamp);
    padding-bottom: 6px;
    border-bottom: 1px solid var(--ink);
}

.colo-block p {
    margin: 0;
    font-family: var(--f-editorial);
    font-size: 15.5px;
    line-height: 1.6;
    color: var(--ink);
}

.swatches {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: 6px;
    font-family: var(--f-mono);
    font-size: 12px;
}

.swatches li {
    display: grid;
    grid-template-columns: 22px 1fr;
    gap: 10px;
    align-items: center;
}

.sw {
    display: inline-block;
    width: 22px;
    height: 22px;
    border: 1px solid var(--ink);
}

.colo-sign {
    grid-column: auto;
    position: relative;
}

.sign-line {
    margin-top: 22px;
    border-top: 1.5px solid var(--ink);
    padding-top: 6px;
    font-family: var(--f-mono);
    font-size: 10px;
    letter-spacing: 0.2em;
    color: var(--graphite);
    text-transform: uppercase;
    position: relative;
}

.sign-line::before {
    content: "";
    position: absolute;
    top: -26px;
    left: 0;
    width: 160px;
    height: 30px;
    background-image:
        radial-gradient(ellipse 40% 50% at 10% 60%, transparent 30%, var(--ink) 34%, transparent 36%),
        radial-gradient(ellipse 60% 70% at 30% 50%, transparent 30%, var(--ink) 34%, transparent 36%),
        radial-gradient(ellipse 50% 60% at 55% 60%, transparent 30%, var(--stamp) 34%, transparent 36%),
        radial-gradient(ellipse 40% 50% at 75% 50%, transparent 30%, var(--ink) 34%, transparent 36%);
    background-repeat: no-repeat;
    opacity: 0.55;
    transform: rotate(-2deg);
}

/* --- Footer --- */
.base-footer {
    position: relative;
    z-index: 2;
    max-width: var(--max);
    margin: 80px auto 0;
    padding: 0 var(--gutter);
}

.footer-bar {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 12px;
    border-top: 2px solid var(--ink);
    border-bottom: 3px double var(--ink);
    padding: 14px 0;
    font-family: var(--f-mono);
    font-size: 10.5px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--ink);
}

/* --- Reader Toggle --- */
.reader-toggle {
    position: fixed;
    right: 24px;
    bottom: 24px;
    z-index: 10;
    border: 1.5px solid var(--ink);
    background: var(--paper);
    padding: 0;
    cursor: pointer;
    box-shadow: 3px 3px 0 var(--ink);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
    font-family: var(--f-mono);
}

.reader-toggle:hover {
    transform: translate(-2px, -2px);
    box-shadow: 5px 5px 0 var(--ink);
}

.rt-inner {
    display: grid;
    grid-template-columns: 1fr;
    grid-template-rows: 1fr;
    padding: 12px 18px;
    font-size: 11px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--ink);
    position: relative;
}

.rt-on, .rt-off { grid-column: 1; grid-row: 1; white-space: nowrap; transition: opacity 0.25s ease, transform 0.25s ease; }
.rt-off { opacity: 0; transform: translateY(8px); color: var(--stamp); }

body.reader-mode .rt-on { opacity: 0; transform: translateY(-8px); }
body.reader-mode .rt-off { opacity: 1; transform: translateY(0); }
body.reader-mode .reader-toggle { background: var(--stamp); color: var(--paper); border-color: var(--stamp); }
body.reader-mode .rt-inner { color: var(--paper); }

/* Reader mode: tone everything to pure reading */
body.reader-mode .blueprint-lines { opacity: 0.1; }
body.reader-mode .paper-grain { opacity: 0.25; }
body.reader-mode .masthead-title,
body.reader-mode .index-nav,
body.reader-mode .section,
body.reader-mode .base-footer {
    filter: contrast(1.05);
}
body.reader-mode .archetype:hover,
body.reader-mode .card:hover,
body.reader-mode .index-card:hover { transform: none; }
body.reader-mode .seal-core { animation-play-state: paused; }

/* --- Scroll reveal primitive --- */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.8s cubic-bezier(0.2, 0.8, 0.2, 1), transform 0.8s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.reveal.is-in {
    opacity: 1;
    transform: translateY(0);
}

/* --- Responsive --- */
@media (max-width: 960px) {
    .masthead-title { grid-template-columns: 1fr; gap: 28px; }
    .seal-cluster { flex-direction: row; justify-content: flex-start; align-items: center; }
    .primer-grid { grid-template-columns: 1fr; gap: 32px; }
    .anatomy-frame { grid-template-columns: 1fr; gap: 24px; }
    .lifecycle-track { grid-template-columns: repeat(2, 1fr); gap: 16px; }
    .lifecycle-curve { display: none; }
    .index-list a { grid-template-columns: 60px 1fr 60px; font-size: 18px; }
    .idx-title { font-size: 18px; }
    .faq summary { grid-template-columns: 54px 1fr 20px; gap: 10px; font-size: 15px; }
    .faq-body { padding-left: 80px; }
}

@media (max-width: 640px) {
    body { padding-bottom: 160px; }
    .masthead { padding-top: 18px; }
    .masthead-bar { font-size: 9.5px; gap: 6px; padding: 8px 0; }
    .seal { width: 160px; height: 160px; }
    .archetype-grid { grid-template-columns: 1fr; }
    .lifecycle-track { grid-template-columns: 1fr; }
    .card-drawer { grid-template-columns: 1fr; }
    .section-head { grid-template-columns: auto 1fr; grid-template-rows: auto auto; }
    .section-sub { grid-column: 1 / -1; }
    .footer-bar { font-size: 9.5px; }
    .reader-toggle { right: 12px; bottom: 12px; }
    .rt-inner { padding: 10px 14px; font-size: 10px; }
}

@media (prefers-reduced-motion: reduce) {
    .title-word::after,
    .reveal,
    .archetype,
    .card,
    .index-card,
    .reader-toggle { transition: none !important; }
    .seal-core, .curve { animation: none !important; }
}