/* Codex detail page · module-local, append-only. */
.product-page-codex {
    --codex-site-gold: #c8a96a;
    --codex-site-gold-soft: rgba(200, 169, 106, .72);
    --codex-site-line: rgba(255, 255, 255, .11);
    --codex-site-panel: #101010;
    --codex-site-raised: #151515;
    --codex-site-muted: rgba(255, 255, 255, .58);
    overflow: clip;
}

.product-page-codex > .engine-block {
    width: 100%;
}

.product-page-codex > .engine-block .engine-image-wrapper {
    overflow: hidden;
    border: 1px solid var(--codex-site-line);
    background: #080808;
    box-shadow: 0 34px 100px rgba(0, 0, 0, .42);
}

.product-page-codex > .engine-block .engine-image {
    border: 0;
    border-radius: 0;
    box-shadow: none;
}

.product-page-codex .codex-detail {
    width: 100%;
    max-width: 1500px;
    margin-top: 44px;
}

.product-page-codex .codex-panel {
    position: relative;
    padding: clamp(88px, 10vw, 156px) 0;
    border-top: 1px solid var(--codex-site-line);
}

.product-page-codex .codex-section-copy {
    display: grid;
    grid-template-columns: minmax(0, 1.12fr) minmax(320px, .88fr);
    gap: clamp(32px, 7vw, 112px);
    align-items: start;
    margin-bottom: clamp(44px, 7vw, 86px);
}

.product-page-codex .codex-section-copy > .codex-kicker {
    grid-column: 1 / -1;
    margin-bottom: calc(clamp(32px, 7vw, 112px) * -.72);
}

.product-page-codex .codex-section-copy h2,
.product-page-codex .codex-closing h2 {
    margin: 0;
    color: #f2f1ed;
    font: 400 clamp(2.2rem, 4.8vw, 5.45rem)/.98 "Libre Baskerville", Baskerville, Georgia, serif;
    letter-spacing: -.046em;
    text-wrap: balance;
}

.product-page-codex .codex-section-copy > p {
    max-width: 620px;
    margin: 4px 0 0;
    color: var(--codex-site-muted);
    font: 300 clamp(1rem, 1.35vw, 1.2rem)/1.75 "Helvetica Neue", Helvetica, Arial, sans-serif;
}

.product-page-codex .codex-kicker,
.product-page-codex fieldset legend,
.product-page-codex .codex-export-meta > span {
    color: var(--codex-site-gold-soft);
    font: 500 10px/1.4 Menlo, Monaco, monospace;
    letter-spacing: .2em;
    text-transform: uppercase;
}

.product-page-codex button,
.product-page-codex a {
    -webkit-tap-highlight-color: transparent;
}

.product-page-codex button:focus-visible,
.product-page-codex details summary:focus-visible,
.product-page-codex .codex-focus-lab:focus-visible {
    outline: 2px solid var(--codex-site-gold);
    outline-offset: 3px;
}

/* Theme + typography live proof */
.product-page-codex .codex-theme-lab {
    border: 1px solid var(--codex-site-line);
    background: #080808;
    box-shadow: 0 50px 140px rgba(0, 0, 0, .5);
}

.product-page-codex .codex-editor-stage {
    min-height: 720px;
    padding: clamp(24px, 4vw, 60px);
    color: var(--editor-ink);
    background: var(--editor-surface);
    transition: color 220ms ease, background-color 220ms ease;
}

.product-page-codex .codex-theme-lab[data-theme="classic"][data-appearance="dark"] {
    --editor-surface: #1d1d1b;
    --editor-ink: #e7e4dd;
    --editor-heading: #f1eee7;
    --editor-muted: #aaa69e;
    --editor-accent: #c8a97e;
    --editor-accent-soft: rgba(200, 169, 126, .14);
    --editor-rule: rgba(231, 228, 221, .10);
    --editor-quote: #b9b4aa;
    --editor-code: #292824;
}

.product-page-codex .codex-theme-lab[data-theme="classic"][data-appearance="light"] {
    --editor-surface: #f8f7f3;
    --editor-ink: #242320;
    --editor-heading: #1f1e1b;
    --editor-muted: #746f67;
    --editor-accent: #8b6914;
    --editor-accent-soft: rgba(139, 105, 20, .10);
    --editor-rule: rgba(36, 35, 32, .11);
    --editor-quote: #625d55;
    --editor-code: #ece9e2;
}

.product-page-codex .codex-theme-lab[data-theme="editorial"][data-appearance="dark"] {
    --editor-surface: #201e1b;
    --editor-ink: #ece6dc;
    --editor-heading: #f4eee5;
    --editor-muted: #aaa196;
    --editor-accent: #d0a08a;
    --editor-accent-soft: rgba(208, 160, 138, .14);
    --editor-rule: rgba(236, 230, 220, .13);
    --editor-quote: #bbc8c8;
    --editor-code: #292a29;
}

.product-page-codex .codex-theme-lab[data-theme="editorial"][data-appearance="light"] {
    --editor-surface: #f5f2eb;
    --editor-ink: #29251f;
    --editor-heading: #241f1a;
    --editor-muted: #776e63;
    --editor-accent: #8b5849;
    --editor-accent-soft: rgba(139, 88, 73, .095);
    --editor-rule: rgba(41, 37, 31, .14);
    --editor-quote: #5e6666;
    --editor-code: #e9e7e1;
}

.product-page-codex .codex-theme-lab[data-theme="modern"][data-appearance="dark"] {
    --editor-surface: #1b1c1d;
    --editor-ink: #e7e9ea;
    --editor-heading: #f0f2f3;
    --editor-muted: #9ca3a8;
    --editor-accent: #57bdc8;
    --editor-accent-soft: rgba(87, 189, 200, .13);
    --editor-rule: rgba(231, 233, 234, .10);
    --editor-quote: #9bd4da;
    --editor-code: #2c263b;
}

.product-page-codex .codex-theme-lab[data-theme="modern"][data-appearance="light"] {
    --editor-surface: #fafafa;
    --editor-ink: #232629;
    --editor-heading: #1f2225;
    --editor-muted: #687077;
    --editor-accent: #167d89;
    --editor-accent-soft: rgba(22, 125, 137, .09);
    --editor-rule: rgba(35, 38, 41, .10);
    --editor-quote: #216670;
    --editor-code: #ece8f6;
}

.product-page-codex .codex-theme-lab[data-font="literary"] {
    --editor-body-font: Baskerville, "Iowan Old Style", "New York", Georgia, serif;
    --editor-heading-font: "Avenir Next", "Helvetica Neue", sans-serif;
}

.product-page-codex .codex-theme-lab[data-font="editorial"] {
    --editor-body-font: "Iowan Old Style", Baskerville, "New York", Georgia, serif;
    --editor-heading-font: "Avenir Next Condensed", "Avenir Next", "Helvetica Neue", sans-serif;
}

.product-page-codex .codex-theme-lab[data-font="neutral"] {
    --editor-body-font: "Avenir Next", "Helvetica Neue", Arial, sans-serif;
    --editor-heading-font: "Avenir Next", "Helvetica Neue", Arial, sans-serif;
}

.product-page-codex .codex-theme-lab[data-font="theme"][data-theme="classic"] {
    --editor-body-font: Baskerville, "Iowan Old Style", "New York", Georgia, serif;
    --editor-heading-font: "Avenir Next", "Helvetica Neue", sans-serif;
}

.product-page-codex .codex-theme-lab[data-font="theme"][data-theme="editorial"] {
    --editor-body-font: "Iowan Old Style", Baskerville, "New York", Georgia, serif;
    --editor-heading-font: "Avenir Next Condensed", "Avenir Next", "Helvetica Neue", sans-serif;
}

.product-page-codex .codex-theme-lab[data-font="theme"][data-theme="modern"] {
    --editor-body-font: "Avenir Next", "Helvetica Neue", Arial, sans-serif;
    --editor-heading-font: "Avenir Next", "Helvetica Neue", Arial, sans-serif;
}

.product-page-codex .codex-editor-chrome {
    display: flex;
    justify-content: space-between;
    max-width: 900px;
    margin: 0 auto 32px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--editor-rule);
    color: var(--editor-muted);
    font: 500 10px/1.4 Menlo, Monaco, monospace;
    letter-spacing: .12em;
    text-transform: uppercase;
}

.product-page-codex .codex-editor-paper {
    max-width: 760px;
    margin: 0 auto;
    color: var(--editor-ink);
    font: 400 clamp(1.02rem, 1.45vw, 1.2rem)/1.62 var(--editor-body-font);
}

.product-page-codex .codex-frontmatter {
    margin-bottom: 34px;
    padding: 10px 14px;
    border: 1px solid var(--editor-rule);
    border-radius: 7px;
    color: var(--editor-muted);
    background: var(--editor-accent-soft);
    font: 500 10px/1.4 Menlo, Monaco, monospace;
    letter-spacing: .06em;
}

.product-page-codex .codex-editor-paper h3,
.product-page-codex .codex-editor-paper h4 {
    color: var(--editor-heading);
    font-family: var(--editor-heading-font);
}

.product-page-codex .codex-editor-paper h3 {
    margin: 0 0 16px;
    font-size: clamp(2rem, 4vw, 3.4rem);
    font-weight: 520;
    line-height: 1.04;
    letter-spacing: -.035em;
}

.product-page-codex .codex-editor-paper h4 {
    margin: 44px 0 12px;
    padding-bottom: 9px;
    border-bottom: 1px solid var(--editor-rule);
    font-size: 1.38em;
    font-weight: 560;
    line-height: 1.2;
}

.product-page-codex .codex-editor-paper h3 > span,
.product-page-codex .codex-editor-paper h4 > span {
    margin-right: .36em;
    color: var(--editor-accent);
    font: 500 .46em/1 Menlo, Monaco, monospace;
    vertical-align: .3em;
}

.product-page-codex .codex-editor-paper p { margin: 0 0 22px; }
.product-page-codex .codex-editor-paper .codex-dek { color: var(--editor-muted); font-size: 1.12em; }

.product-page-codex .codex-editor-paper blockquote {
    margin: 36px 0;
    padding: 4px 0 4px 20px;
    border-left: 3px solid var(--editor-accent);
    color: var(--editor-quote);
    font-style: italic;
}

.product-page-codex .codex-theme-lab[data-theme="modern"] .codex-editor-paper blockquote { font-style: normal; }
.product-page-codex .codex-editor-paper a { color: var(--editor-accent); text-underline-offset: .15em; }

.product-page-codex .codex-inline-code {
    margin: 28px 0 44px;
}

.product-page-codex .codex-inline-code code {
    padding: 5px 8px;
    border: 1px solid var(--editor-rule);
    border-radius: 5px;
    color: var(--editor-accent);
    background: var(--editor-code);
    font: 500 .76em/1.4 Menlo, Monaco, monospace;
}

.product-page-codex .codex-table-label {
    display: flex;
    justify-content: space-between;
    margin-bottom: 6px;
    color: var(--editor-muted);
    font: 500 10px/1.4 Menlo, Monaco, monospace;
}

.product-page-codex .codex-editor-paper table {
    width: 100%;
    border-collapse: collapse;
    font-family: var(--editor-heading-font);
    font-size: .86em;
}

.product-page-codex .codex-editor-paper th,
.product-page-codex .codex-editor-paper td {
    padding: 10px 8px;
    border-top: 1px solid var(--editor-rule);
    text-align: left;
}

.product-page-codex .codex-editor-paper th { color: var(--editor-heading); font-weight: 650; }
.product-page-codex .codex-editor-paper td { color: var(--editor-ink); }
.product-page-codex .codex-editor-paper tr:last-child td { border-bottom: 1px solid var(--editor-rule); }

.product-page-codex .codex-lab-controls {
    display: grid;
    grid-template-columns: 1fr 1.35fr .65fr;
    gap: 24px;
    padding: 26px 30px 30px;
    border-top: 1px solid var(--codex-site-line);
    background: #0a0a0a;
}

.product-page-codex fieldset {
    min-width: 0;
    margin: 0;
    padding: 0;
    border: 0;
}

.product-page-codex fieldset legend { margin-bottom: 10px; }

.product-page-codex .codex-segmented {
    display: flex;
    flex-wrap: wrap;
    gap: 7px;
}

.product-page-codex .codex-segmented button,
.product-page-codex .codex-workbench-tabs button,
.product-page-codex .codex-export-rail button,
.product-page-codex .codex-ai-toolbar button,
.product-page-codex .codex-focus-footer button,
.product-page-codex [data-codex-copy-markdown] {
    min-height: 36px;
    padding: 9px 11px;
    border: 1px solid rgba(255, 255, 255, .1);
    border-radius: 4px;
    color: rgba(255, 255, 255, .56);
    background: rgba(255, 255, 255, .025);
    cursor: pointer;
    font: 500 10px/1.2 Menlo, Monaco, monospace;
    letter-spacing: .04em;
    transition: color 160ms ease, border-color 160ms ease, background-color 160ms ease;
}

.product-page-codex .codex-segmented button:hover,
.product-page-codex .codex-segmented button[aria-pressed="true"],
.product-page-codex .codex-workbench-tabs button[aria-selected="true"],
.product-page-codex .codex-export-rail button[aria-pressed="true"],
.product-page-codex .codex-ai-toolbar button[aria-pressed="true"] {
    color: #fff;
    border-color: rgba(200, 169, 106, .52);
    background: rgba(200, 169, 106, .11);
}

/* Focus + fixed scrolling proof */
.product-page-codex .codex-focus-lab {
    border: 1px solid var(--codex-site-line);
    background: #0a0a0a;
    box-shadow: 0 40px 120px rgba(0, 0, 0, .44);
}

.product-page-codex .codex-focus-controls {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    padding: 26px 30px;
    border-bottom: 1px solid var(--codex-site-line);
}

.product-page-codex .codex-focus-viewport {
    position: relative;
    height: clamp(430px, 48vw, 620px);
    overflow: hidden;
    color: #e7e4dd;
    background: #1d1d1b;
    scrollbar-width: none;
}

.product-page-codex .codex-focus-viewport::-webkit-scrollbar { display: none; }

.product-page-codex .codex-focus-anchor {
    position: sticky;
    z-index: 1;
    top: 50%;
    width: 100%;
    height: 1px;
    border-top: 1px solid rgba(200, 169, 126, .2);
    pointer-events: none;
    transition: top 220ms ease;
}

.product-page-codex .codex-focus-lab[data-scroll-anchor="top"] .codex-focus-anchor { top: 19%; }
.product-page-codex .codex-focus-lab[data-scroll-anchor="center"] .codex-focus-anchor { top: 50%; }
.product-page-codex .codex-focus-lab[data-scroll-anchor="bottom"] .codex-focus-anchor { top: 81%; }

.product-page-codex .codex-focus-document {
    max-width: 760px;
    margin: 0 auto;
    padding: 180px clamp(26px, 7vw, 90px) 220px;
    font: 400 clamp(1.2rem, 2vw, 1.72rem)/1.65 Baskerville, "Iowan Old Style", Georgia, serif;
}

.product-page-codex .codex-focus-document p {
    margin: 0 0 2.5em;
    transition: opacity 180ms ease;
}

.product-page-codex .codex-focus-document button {
    display: inline;
    padding: 0;
    border: 0;
    color: inherit;
    background: none;
    cursor: text;
    font: inherit;
    text-align: left;
    transition: color 160ms ease, opacity 160ms ease, text-shadow 160ms ease;
}

.product-page-codex .codex-focus-lab[data-focus-scope="sentence"] .codex-focus-document button { opacity: .24; }
.product-page-codex .codex-focus-lab[data-focus-scope="sentence"] .codex-focus-document button.is-active {
    opacity: 1;
    color: #f3efe7;
    text-shadow: 0 0 28px rgba(200, 169, 126, .10);
}

.product-page-codex .codex-focus-lab[data-focus-scope="paragraph"] .codex-focus-document p { opacity: .23; }
.product-page-codex .codex-focus-lab[data-focus-scope="paragraph"] .codex-focus-document p.is-active { opacity: 1; }
.product-page-codex .codex-focus-lab[data-focus-scope="off"] .codex-focus-document button,
.product-page-codex .codex-focus-lab[data-focus-scope="off"] .codex-focus-document p { opacity: 1; }

.product-page-codex .codex-focus-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding: 18px 30px;
    border-top: 1px solid var(--codex-site-line);
    color: var(--codex-site-muted);
    font: 400 11px/1.5 Menlo, Monaco, monospace;
}

.product-page-codex .codex-focus-footer > div { display: flex; gap: 7px; }
.product-page-codex .codex-focus-footer button { width: 38px; padding: 0; font-size: 15px; }

/* Markdown + inline intelligence */
.product-page-codex .codex-workbench {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(320px, .8fr);
    border: 1px solid var(--codex-site-line);
    background: #0a0a0a;
    box-shadow: 0 40px 120px rgba(0, 0, 0, .42);
}

.product-page-codex .codex-workbench-main {
    min-width: 0;
    border-right: 1px solid var(--codex-site-line);
}

.product-page-codex .codex-workbench-tabs,
.product-page-codex .codex-export-rail {
    display: flex;
    gap: 8px;
    padding: 20px 24px;
    border-bottom: 1px solid var(--codex-site-line);
}

.product-page-codex .codex-writing-view,
.product-page-codex .codex-source-view {
    min-height: 480px;
    margin: 0;
    padding: clamp(34px, 5vw, 70px);
    color: #dedbd3;
    background: #1d1d1b;
}

.product-page-codex .codex-writing-view {
    font: 400 clamp(1.05rem, 1.55vw, 1.26rem)/1.72 Baskerville, "Iowan Old Style", Georgia, serif;
}

.product-page-codex .codex-source-view {
    overflow: auto;
    white-space: pre-wrap;
    font: 400 .86rem/1.7 Menlo, Monaco, monospace;
}

.product-page-codex .codex-md-line {
    display: block;
    width: 100%;
    margin: 0 0 24px;
    padding: 5px 8px;
    border: 0;
    border-radius: 3px;
    color: inherit;
    background: transparent;
    cursor: text;
    font: inherit;
    text-align: left;
}

.product-page-codex .codex-md-line:hover,
.product-page-codex .codex-md-line.is-editing { background: rgba(255, 255, 255, .025); }
.product-page-codex .codex-md-heading { color: #f1eee7; font-family: "Avenir Next", "Helvetica Neue", sans-serif; font-size: 1.42em; font-weight: 600; }
.product-page-codex .codex-md-quote { padding-left: 18px; border-left: 2px solid #c8a97e; color: #b9b4aa; font-style: italic; }
.product-page-codex .codex-md-marker { display: inline-block; width: 0; overflow: hidden; color: #c8a97e; opacity: 0; white-space: nowrap; transition: width 120ms ease, opacity 120ms ease; }
.product-page-codex .codex-md-line.is-editing .codex-md-marker { width: 1.5em; opacity: 1; }

.product-page-codex .codex-md-table {
    margin-top: 36px;
    border-top: 1px solid rgba(231, 228, 221, .18);
    font-family: "Avenir Next", "Helvetica Neue", sans-serif;
    font-size: .82em;
}

.product-page-codex .codex-md-table > div {
    display: grid;
    grid-template-columns: 1fr 1.25fr;
    border-bottom: 1px solid rgba(231, 228, 221, .12);
}

.product-page-codex .codex-md-table span,
.product-page-codex .codex-md-table strong { padding: 11px 9px; }
.product-page-codex .codex-md-table strong { color: #f1eee7; }

.product-page-codex .codex-workbench-footer {
    display: flex;
    align-items: center;
    gap: 16px;
    min-height: 70px;
    padding: 16px 24px;
    color: var(--codex-site-muted);
    font: 400 10px/1.5 Menlo, Monaco, monospace;
}

.product-page-codex .codex-workbench-footer > span:first-child { margin-right: auto; }
.product-page-codex .codex-copy-status { opacity: 0; transition: opacity 160ms ease; }
.product-page-codex .codex-copy-status.is-visible { opacity: 1; }

.product-page-codex .codex-synapse-demo {
    display: flex;
    flex-direction: column;
    min-width: 0;
    padding: clamp(34px, 5vw, 64px);
    background: linear-gradient(145deg, #121212, #0b0b0b);
}

.product-page-codex .codex-synapse-demo h3 {
    margin: 24px 0 16px;
    color: #f0efeb;
    font: 400 clamp(1.6rem, 2.7vw, 2.8rem)/1.08 "Libre Baskerville", Baskerville, Georgia, serif;
    letter-spacing: -.04em;
}

.product-page-codex .codex-synapse-demo > p {
    margin: 0 0 42px;
    color: var(--codex-site-muted);
    font: 300 .98rem/1.7 "Helvetica Neue", sans-serif;
}

.product-page-codex .codex-selection {
    padding: 28px 0;
    border-top: 1px solid var(--codex-site-line);
    border-bottom: 1px solid var(--codex-site-line);
    color: #ddd9d0;
    font: 400 1.12rem/1.65 Baskerville, Georgia, serif;
}

.product-page-codex .codex-selection mark {
    color: inherit;
    background: rgba(200, 169, 126, .24);
}

.product-page-codex .codex-ai-toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: 7px;
    padding: 18px 0;
}

.product-page-codex .codex-ai-result {
    margin-top: auto;
    padding: 24px;
    border: 1px solid var(--codex-site-line);
    background: rgba(255, 255, 255, .025);
}

.product-page-codex .codex-ai-result > span { color: var(--codex-site-gold-soft); font: 500 9px/1.4 Menlo, monospace; letter-spacing: .16em; }
.product-page-codex .codex-ai-result > p { margin: 14px 0 0; color: #ddd9d0; font: 400 1rem/1.65 Baskerville, Georgia, serif; }

/* Export studio */
.product-page-codex .codex-export-studio {
    border: 1px solid var(--codex-site-line);
    background: #0a0a0a;
    box-shadow: 0 50px 140px rgba(0, 0, 0, .48);
}

.product-page-codex .codex-export-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(300px, .8fr);
    min-height: 700px;
}

.product-page-codex .codex-paper-shell {
    display: grid;
    place-items: center;
    padding: clamp(30px, 6vw, 82px);
    border-right: 1px solid var(--codex-site-line);
    background: #111;
}

.product-page-codex .codex-export-paper {
    width: min(100%, 520px);
    aspect-ratio: 1 / 1.414;
    padding: clamp(36px, 6vw, 72px);
    overflow: hidden;
    color: #1c1c1c;
    background: #f5f2e9;
    box-shadow: 0 30px 80px rgba(0, 0, 0, .52);
    transition: color 200ms ease, background-color 200ms ease, font-family 200ms ease;
}

.product-page-codex .codex-export-paper h3 { margin: 18px 0 8px; font-size: clamp(2.1rem, 4.5vw, 4.1rem); line-height: .98; letter-spacing: -.05em; }
.product-page-codex .codex-export-paper h4 { margin: 46px 0 16px; font-size: 1.2rem; line-height: 1.25; }
.product-page-codex .codex-export-paper p { margin: 0; font-size: .9rem; line-height: 1.75; }
.product-page-codex .codex-export-paper hr { margin: 34px 0 0; border: 0; border-top: 1px solid currentColor; opacity: .25; }
.product-page-codex .codex-export-paper blockquote { margin: 40px 0 0; padding-left: 18px; border-left: 3px solid currentColor; font-size: 1.1rem; font-style: italic; }
.product-page-codex .codex-export-kicker { font: 600 9px/1.3 Menlo, Monaco, monospace; letter-spacing: .16em; }
.product-page-codex .codex-export-dek { opacity: .62; }

.product-page-codex .codex-export-studio[data-template="sovereign"] .codex-export-paper { color: #ece8dd; background: #181817; font-family: "Libre Baskerville", Baskerville, Georgia, serif; }
.product-page-codex .codex-export-studio[data-template="sovereign"] .codex-export-paper h3 { color: #c8a96a; font-weight: 400; }
.product-page-codex .codex-export-studio[data-template="editorial"] .codex-export-paper { color: #271f1b; background: #f4ede3; font-family: "Iowan Old Style", Georgia, serif; }
.product-page-codex .codex-export-studio[data-template="editorial"] .codex-export-paper h3 { color: #8b5849; font-weight: 500; letter-spacing: -.025em; }
.product-page-codex .codex-export-studio[data-template="executive"] .codex-export-paper { color: #172033; background: #fff; font-family: "Helvetica Neue", Arial, sans-serif; }
.product-page-codex .codex-export-studio[data-template="executive"] .codex-export-paper h3 { color: #2563eb; font-weight: 700; }
.product-page-codex .codex-export-studio[data-template="cn-business"] .codex-export-paper { color: #111; background: #fff; font-family: "Songti SC", "Noto Serif SC", serif; }
.product-page-codex .codex-export-studio[data-template="cn-business"] .codex-export-paper h3 { text-align: center; font-size: clamp(1.8rem, 3.5vw, 3rem); font-weight: 700; letter-spacing: .08em; }
.product-page-codex .codex-export-studio[data-template="cn-business"] .codex-export-kicker,
.product-page-codex .codex-export-studio[data-template="cn-business"] .codex-export-dek { display: block; text-align: center; }

.product-page-codex .codex-export-meta {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: clamp(36px, 6vw, 76px);
}

.product-page-codex .codex-export-meta h3 { margin: 22px 0 16px; color: #f1f0ec; font: 400 clamp(2.2rem, 4vw, 4.6rem)/1 "Libre Baskerville", Georgia, serif; letter-spacing: -.05em; }
.product-page-codex .codex-export-meta > p { margin: 0; color: var(--codex-site-muted); font: 300 1rem/1.75 "Helvetica Neue", sans-serif; }
.product-page-codex .codex-export-meta > div { display: flex; gap: 8px; margin-top: 42px; }
.product-page-codex .codex-export-meta > div span { padding: 8px 10px; border: 1px solid var(--codex-site-line); color: #d4d1c9; font: 500 9px/1 Menlo, monospace; letter-spacing: .12em; }

/* Long-form trust + close */
.product-page-codex .codex-trust-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    border-top: 1px solid var(--codex-site-line);
    border-bottom: 1px solid var(--codex-site-line);
}

.product-page-codex .codex-trust-grid article { padding: clamp(28px, 4vw, 54px); border-right: 1px solid var(--codex-site-line); }
.product-page-codex .codex-trust-grid article:last-child { border-right: 0; }
.product-page-codex .codex-trust-grid article > span { color: var(--codex-site-gold-soft); font: 500 10px/1 Menlo, monospace; }
.product-page-codex .codex-trust-grid h3 { margin: 34px 0 14px; color: #eee; font: 400 clamp(1.15rem, 1.6vw, 1.45rem)/1.25 "Libre Baskerville", Georgia, serif; }
.product-page-codex .codex-trust-grid p { margin: 0; color: var(--codex-site-muted); font: 300 .94rem/1.66 "Helvetica Neue", sans-serif; }

.product-page-codex .codex-faq { margin-top: 70px; border-top: 1px solid var(--codex-site-line); }
.product-page-codex .codex-faq details { border-bottom: 1px solid var(--codex-site-line); }
.product-page-codex .codex-faq summary { display: flex; justify-content: space-between; gap: 24px; padding: 25px 0; color: #e9e8e4; cursor: pointer; font: 400 1rem/1.5 "Helvetica Neue", sans-serif; list-style: none; }
.product-page-codex .codex-faq summary::-webkit-details-marker { display: none; }
.product-page-codex .codex-faq summary::after { content: "+"; color: var(--codex-site-gold-soft); font-family: Menlo, monospace; }
.product-page-codex .codex-faq details[open] summary::after { content: "−"; }
.product-page-codex .codex-faq details p { max-width: 760px; margin: 0; padding: 0 0 28px; color: var(--codex-site-muted); font: 300 .96rem/1.72 "Helvetica Neue", sans-serif; }

.product-page-codex .codex-closing { display: grid; justify-items: start; gap: 38px; padding-bottom: clamp(100px, 12vw, 180px); }
.product-page-codex .codex-closing h2 { max-width: 980px; }

@media (max-width: 1100px) {
    .product-page-codex .codex-lab-controls { grid-template-columns: 1fr; }
    .product-page-codex .codex-workbench,
    .product-page-codex .codex-export-layout { grid-template-columns: 1fr; }
    .product-page-codex .codex-workbench-main,
    .product-page-codex .codex-paper-shell { border-right: 0; border-bottom: 1px solid var(--codex-site-line); }
    .product-page-codex .codex-synapse-demo { min-height: 560px; }
}

@media (max-width: 760px) {
    .product-page-codex .codex-section-copy { grid-template-columns: 1fr; gap: 24px; }
    .product-page-codex .codex-section-copy > .codex-kicker { margin-bottom: 6px; }
    .product-page-codex .codex-section-copy h2,
    .product-page-codex .codex-closing h2 { font-size: clamp(2.15rem, 11vw, 3.7rem); }
    .product-page-codex .codex-editor-stage { min-height: 0; padding: 22px 18px 40px; }
    .product-page-codex .codex-editor-chrome { gap: 14px; margin-bottom: 24px; }
    .product-page-codex .codex-editor-chrome small { text-align: right; }
    .product-page-codex .codex-editor-paper h3 { font-size: 2.15rem; }
    .product-page-codex .codex-lab-controls,
    .product-page-codex .codex-focus-controls { grid-template-columns: 1fr; padding: 22px 18px; }
    .product-page-codex .codex-focus-viewport { height: 460px; }
    .product-page-codex .codex-focus-document { padding-inline: 24px; font-size: 1.15rem; }
    .product-page-codex .codex-focus-footer { align-items: flex-start; padding: 16px 18px; }
    .product-page-codex .codex-workbench-tabs,
    .product-page-codex .codex-export-rail { overflow-x: auto; padding: 16px 18px; scrollbar-width: none; }
    .product-page-codex .codex-export-rail button { flex: 0 0 auto; }
    .product-page-codex .codex-writing-view,
    .product-page-codex .codex-source-view,
    .product-page-codex .codex-synapse-demo { min-height: 0; padding: 34px 22px; }
    .product-page-codex .codex-workbench-footer { flex-wrap: wrap; padding: 14px 18px; }
    .product-page-codex .codex-workbench-footer > span:first-child { width: 100%; }
    .product-page-codex .codex-paper-shell { padding: 24px 16px; }
    .product-page-codex .codex-export-paper { padding: 34px 28px; }
    .product-page-codex .codex-export-paper h3 { font-size: 2.2rem; }
    .product-page-codex .codex-export-meta { padding: 38px 24px; }
    .product-page-codex .codex-trust-grid { grid-template-columns: 1fr; }
    .product-page-codex .codex-trust-grid article { border-right: 0; border-bottom: 1px solid var(--codex-site-line); }
    .product-page-codex .codex-trust-grid article:last-child { border-bottom: 0; }
}

@media (prefers-reduced-motion: reduce) {
    .product-page-codex *,
    .product-page-codex *::before,
    .product-page-codex *::after {
        scroll-behavior: auto !important;
        transition-duration: .001ms !important;
        animation-duration: .001ms !important;
        animation-iteration-count: 1 !important;
    }
}