:root { --header-height: 108px; --header-height-real: 64px; --mobile-header-height-real: 64px; --content-width: 1000px; --sidebar-width: 288px; --page-width: 100vw; --logo-height: 20px; --font-body: ui-sans-serif, system-ui, sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji', 'Segoe UI Symbol', 'Noto Color Emoji'; --font-heading: ui-sans-serif, system-ui, sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji', 'Segoe UI Symbol', 'Noto Color Emoji'; --font-code: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, 'Liberation Mono', 'Courier New', monospace; } :root { /* for backwards compatibility */ --typography-body-font-family: var(--font-body); --typography-heading-font-family: var(--font-heading); --typography-code-font-family: var(--font-code); } .light, :root { --accent-1: #fbfdff; --accent-2: #f3f9ff; --accent-3: #e7f2ff; --accent-4: #dbeaff; --accent-5: #ccdfff; --accent-6: #b9d1ff; --accent-7: #9fbeff; --accent-8: #7ca2ff; --accent-9: #1217a0; --accent-10: #1d33b7; --accent-11: #3356f8; --accent-12: #100a99; --accent-a1: #0080ff04; --accent-a2: #0080ff0c; --accent-a3: #0075ff18; --accent-a4: #006bff24; --accent-a5: #005fff33; --accent-a6: #0058ff46; --accent-a7: #0053ff60; --accent-a8: #004aff83; --accent-a9: #000599ed; --accent-a10: #0019aee2; --accent-a11: #002cf6cc; --accent-a12: #060095f5; --accent-contrast: #fff; --accent-surface: #f0f8ffcc; --accent-indicator: #1217a0; --accent-track: #1217a0; } @supports (color: color(display-p3 1 1 1)) { @media (color-gamut: p3) { .light, :root { --accent-1: oklch(99.4% 0.0061 267.4); --accent-2: oklch(98.1% 0.0189 267.4); --accent-3: oklch(96.1% 0.0372 267.4); --accent-4: oklch(93.6% 0.0721 267.4); --accent-5: oklch(90.5% 0.1066 267.4); --accent-6: oklch(86.4% 0.139 267.4); --accent-7: oklch(80.9% 0.1784 267.4); --accent-8: oklch(73.2% 0.2427 267.4); --accent-9: oklch(34.1% 0.2059 267.4); --accent-10: oklch(40.9% 0.2059 267.4); --accent-11: oklch(53.8% 0.2427 267.4); --accent-12: oklch(32% 0.2059 267.4); --accent-a1: color(display-p3 0.0235 0.5137 1 / 0.016); --accent-a2: color(display-p3 0.0196 0.4667 0.9137 / 0.044); --accent-a3: color(display-p3 0.0118 0.4157 0.9569 / 0.087); --accent-a4: color(display-p3 0.0078 0.3686 0.9412 / 0.13); --accent-a5: color(display-p3 0.0039 0.302 0.9373 / 0.185); --accent-a6: color(display-p3 0.0039 0.2784 0.9412 / 0.255); --accent-a7: color(display-p3 0.0039 0.2706 0.9451 / 0.353); --accent-a8: color(display-p3 0.0039 0.2392 0.9451 / 0.483); --accent-a9: color(display-p3 0 0.0157 0.5686 / 0.926); --accent-a10: color(display-p3 0 0.0745 0.6431 / 0.867); --accent-a11: color(display-p3 0 0.1333 0.9176 / 0.769); --accent-a12: color(display-p3 0.0196 0 0.5608 / 0.961); --accent-contrast: #fff; --accent-surface: color(display-p3 0.949 0.9725 1 / 0.8); --accent-indicator: oklch(34.1% 0.2059 267.4); --accent-track: oklch(34.1% 0.2059 267.4); } } } .light, :root { --grayscale-1: #fdfcfd; --grayscale-2: #faf9fb; --grayscale-3: #f2eff3; --grayscale-4: #eae7ec; --grayscale-5: #e3dfe6; --grayscale-6: #dbd8e0; --grayscale-7: #d0cdd7; --grayscale-8: #bcbac7; --grayscale-9: #8e8c99; --grayscale-10: #84828e; --grayscale-11: #65636d; --grayscale-12: #211f26; --grayscale-a1: #55005503; --grayscale-a2: #2b005506; --grayscale-a3: #30004010; --grayscale-a4: #20003618; --grayscale-a5: #20003820; --grayscale-a6: #14003527; --grayscale-a7: #10003332; --grayscale-a8: #08003145; --grayscale-a9: #05001d73; --grayscale-a10: #0500197d; --grayscale-a11: #0400119c; --grayscale-a12: #020008e0; --grayscale-contrast: #000; --grayscale-surface: #ffffffcc; --grayscale-indicator: #8e8c99; --grayscale-track: #8e8c99; } @supports (color: color(display-p3 1 1 1)) { @media (color-gamut: p3) { .light, :root { --grayscale-1: color(display-p3 0.991 0.988 0.992); --grayscale-2: color(display-p3 0.98 0.976 0.984); --grayscale-3: color(display-p3 0.946 0.938 0.952); --grayscale-4: color(display-p3 0.915 0.906 0.925); --grayscale-5: color(display-p3 0.886 0.876 0.901); --grayscale-6: color(display-p3 0.856 0.846 0.875); --grayscale-7: color(display-p3 0.814 0.804 0.84); --grayscale-8: color(display-p3 0.735 0.728 0.777); --grayscale-9: color(display-p3 0.555 0.549 0.596); --grayscale-10: color(display-p3 0.514 0.508 0.552); --grayscale-11: color(display-p3 0.395 0.388 0.424); --grayscale-12: color(display-p3 0.128 0.122 0.147); --grayscale-a1: #55005503; --grayscale-a2: #2b005506; --grayscale-a3: #30004010; --grayscale-a4: #20003618; --grayscale-a5: #20003820; --grayscale-a6: #14003527; --grayscale-a7: #10003332; --grayscale-a8: #08003145; --grayscale-a9: #05001d73; --grayscale-a10: #0500197d; --grayscale-a11: #0400119c; --grayscale-a12: #020008e0; --grayscale-contrast: #000; --grayscale-surface: color(display-p3 1 1 1 / 80%); --grayscale-indicator: color(display-p3 0.555 0.549 0.596); --grayscale-track: color(display-p3 0.555 0.549 0.596); } } } .dark { --accent-1: #000; --accent-2: #0d1410; --accent-3: #14281d; --accent-4: #183827; --accent-5: #214632; --accent-6: #2c543e; --accent-7: #37654c; --accent-8: #427a5b; --accent-9: #44966b; --accent-10: #4c8565; --accent-11: #7bcd9f; --accent-12: #baeece; --accent-a1: #00000000; --accent-a2: #a6ffcc14; --accent-a3: #80ffb928; --accent-a4: #6effb238; --accent-a5: #79ffb746; --accent-a6: #86ffbd54; --accent-a7: #8bffc065; --accent-a8: #8affbf7a; --accent-a9: #74ffb696; --accent-a10: #92ffc285; --accent-a11: #99ffc6cd; --accent-a12: #c7ffddee; --accent-contrast: #fff; --accent-surface: #1a282080; --accent-indicator: #44966b; --accent-track: #44966b; } @supports (color: color(display-p3 1 1 1)) { @media (color-gamut: p3) { .dark { --accent-1: oklch(0% 0.0114 158.2); --accent-2: oklch(18.3% 0.0144 158.2); --accent-3: oklch(25.7% 0.0344 158.2); --accent-4: oklch(30.9% 0.0487 158.2); --accent-5: oklch(35.9% 0.0553 158.2); --accent-6: oklch(41% 0.06 158.2); --accent-7: oklch(46.7% 0.0669 158.2); --accent-8: oklch(53.2% 0.0777 158.2); --accent-9: oklch(61% 0.1045 158.2); --accent-10: oklch(56.8% 0.0777 158.2); --accent-11: oklch(78.3% 0.1045 158.2); --accent-12: oklch(90.4% 0.068 158.2); --accent-a1: color(display-p3 0 0 0 / 0); --accent-a2: color(display-p3 0.698 0.9961 0.7961 / 0.079); --accent-a3: color(display-p3 0.6431 1 0.7725 / 0.153); --accent-a4: color(display-p3 0.5843 1 0.7294 / 0.216); --accent-a5: color(display-p3 0.6078 1 0.7529 / 0.271); --accent-a6: color(display-p3 0.651 1 0.7725 / 0.326); --accent-a7: color(display-p3 0.6588 1 0.7804 / 0.393); --accent-a8: color(display-p3 0.6627 1 0.7686 / 0.475); --accent-a9: color(display-p3 0.6078 1 0.7451 / 0.581); --accent-a10: color(display-p3 0.6824 1 0.7804 / 0.518); --accent-a11: color(display-p3 0.698 1 0.7961 / 0.797); --accent-a12: color(display-p3 0.8314 1 0.8784 / 0.93); --accent-contrast: #fff; --accent-surface: color(display-p3 0.1098 0.1569 0.1255 / 0.5); --accent-indicator: oklch(61% 0.1045 158.2); --accent-track: oklch(61% 0.1045 158.2); } } } .dark { --grayscale-1: #111210; --grayscale-2: #181917; --grayscale-3: #212220; --grayscale-4: #282a27; --grayscale-5: #2f312e; --grayscale-6: #383a36; --grayscale-7: #454843; --grayscale-8: #5c625b; --grayscale-9: #687066; --grayscale-10: #767d74; --grayscale-11: #afb5ad; --grayscale-12: #eceeec; --grayscale-a1: #00000000; --grayscale-a2: #f1f2f008; --grayscale-a3: #f4f5f312; --grayscale-a4: #f3fef21a; --grayscale-a5: #f2fbf122; --grayscale-a6: #f4faed2c; --grayscale-a7: #f2fced3b; --grayscale-a8: #edfdeb57; --grayscale-a9: #ebfde766; --grayscale-a10: #f0fdec74; --grayscale-a11: #f6fef4b0; --grayscale-a12: #fdfffded; --grayscale-contrast: #fff; --grayscale-surface: rgba(0, 0, 0, 0.05); --grayscale-indicator: #687066; --grayscale-track: #687066; } @supports (color: color(display-p3 1 1 1)) { @media (color-gamut: p3) { .dark { --grayscale-1: color(display-p3 0.067 0.07 0.063); --grayscale-2: color(display-p3 0.095 0.098 0.091); --grayscale-3: color(display-p3 0.131 0.135 0.126); --grayscale-4: color(display-p3 0.158 0.163 0.153); --grayscale-5: color(display-p3 0.186 0.192 0.18); --grayscale-6: color(display-p3 0.221 0.229 0.215); --grayscale-7: color(display-p3 0.273 0.284 0.266); --grayscale-8: color(display-p3 0.365 0.382 0.359); --grayscale-9: color(display-p3 0.414 0.438 0.404); --grayscale-10: color(display-p3 0.467 0.49 0.458); --grayscale-11: color(display-p3 0.69 0.709 0.682); --grayscale-12: color(display-p3 0.927 0.933 0.926); --grayscale-a1: #00000000; --grayscale-a2: #f1f2f008; --grayscale-a3: #f4f5f312; --grayscale-a4: #f3fef21a; --grayscale-a5: #f2fbf122; --grayscale-a6: #f4faed2c; --grayscale-a7: #f2fced3b; --grayscale-a8: #edfdeb57; --grayscale-a9: #ebfde766; --grayscale-a10: #f0fdec74; --grayscale-a11: #f6fef4b0; --grayscale-a12: #fdfffded; --grayscale-contrast: #fff; --grayscale-surface: color(display-p3 0 0 0 / 5%); --grayscale-indicator: color(display-p3 0.414 0.438 0.404); --grayscale-track: color(display-p3 0.414 0.438 0.404); } } } .light, :root { color-scheme: light; --accent: rgba(18, 23, 160, 1); --background: #fff; --border: initial; --sidebar-background: initial; --header-background: color-mix(in srgb, var(--background), transparent 30%); --card-background: initial; --theme-color: #1217a0; } .dark { color-scheme: dark; --accent: rgba(68, 150, 107, 1); --background: #000; --border: initial; --sidebar-background: initial; --header-background: color-mix(in srgb, var(--background), transparent 30%); --card-background: initial; --theme-color: #44966b; } .fern-background-image { background-image: linear-gradient(to bottom, color-mix(in srgb, var(--accent), var(--background) 90%) 0, var(--background) 100%); } .dark .fern-background-image { background-image: linear-gradient(to bottom, var(--background) 0, color-mix(in srgb, var(--accent), var(--background) 90%) 100%); } /* Canvas Body Theme */ :root [data-body-theme="canvas"] .canvas-wrapper { display: flex; width: 100%; overflow: auto; height: 100%; border-radius: 16px 16px 16px 16px; justify-content: center; align-items: flex-start; margin-right: 12px; margin-bottom: 12px; height: calc(100vh - var(--header-height-real) - 12px); border: 1px solid var(--border); background-color: var(--card-background); } :root [data-body-theme="canvas"] body { overflow: hidden; } :root [data-body-theme="canvas"] #fern-toc { position: sticky; max-height: calc(100vh - var(--header-height-real) - 12px); overflow-y: auto; overflow-x: hidden; top: 0; } :root [data-body-theme="canvas"] #fern-toc:has(> *) { margin-right: 12px; } :root [data-body-theme="canvas"] .fern-layout-guide, :root [data-body-theme="canvas"] .fern-layout-overview { width: 100%; border: none; display: flex; justify-content: center; align-items: center; position: relative; } :root [data-body-theme="canvas"] .fern-layout-reference { width: 100%; border: none; display: flex; justify-content: center; align-items: flex-start; position: relative; } /* Bubble Tabs Theme */ :root [data-tabs-theme="bubble"] #fern-header [data-radix-collection-item]::after { display: none; } :root [data-tabs-theme="bubble"] #fern-header [data-radix-collection-item] { position: relative; isolation: isolate; transition: color 0.15s ease-in-out; } :root [data-tabs-theme="bubble"] #fern-header [data-radix-collection-item]::before { content: ""; position: absolute; inset: 6px 0; border-radius: 9999px; z-index: -1; transition: background-color 0.15s ease-in-out; } :root [data-tabs-theme="bubble"] #fern-header [data-radix-collection-item][data-state="active"] { color: var(--accent-a11); } :root [data-tabs-theme="bubble"] #fern-header [data-radix-collection-item][data-state="active"]::before { background-color: var(--accent-a3); } :root [data-tabs-theme="bubble"] #fern-header [data-radix-collection-item][data-state="active"] > span { -webkit-text-stroke: 0.5px currentcolor; } :root [data-tabs-theme="bubble"] #fern-header [data-radix-collection-item][data-state="inactive"]:hover::before { background-color: var(--grayscale-a3); } .dark [data-tabs-theme="bubble"] #fern-header [data-radix-collection-item][data-state="active"] { color: var(--accent-a11); } .dark [data-tabs-theme="bubble"] #fern-header [data-radix-collection-item][data-state="active"]::before { background-color: var(--accent-a3); } .dark [data-tabs-theme="bubble"] #fern-header [data-radix-collection-item][data-state="inactive"]:hover::before { background-color: var(--grayscale-a3); } /* ============================================================================= Stereolabs Docs Theme — Custom CSS for Fern https://www.stereolabs.com/docs This file is SELF-CONTAINED. It overrides every color, typography, layout, and component token that docs.yml would normally control, so your docs.yml can remain minimal (just instances, navigation, and logo paths). Reference docs.yml only needs: css: ./styles.css All accent, grayscale, background, border, card, typography, radius, and layout variables are set here for both light and dark modes. ============================================================================= */ /* ═══════════════════════════════════════════════════════════════════════════════ SECTION 0 — @FONT-FACE (mirroring stereolabs.com/docs) ═══════════════════════════════════════════════════════════════════════════════ */ /* Roboto Mono for code (Hugo _fonts.scss). Declared inline as @font-face instead of @import: an @import of Google's stylesheet is render-blocking and serializes the request chain (styles.css → googleapis.com CSS → gstatic.com woff2). These rules hit gstatic.com directly and, unlike @import, do not block first paint. Only the `latin` subset is shipped — Roboto Mono is used solely for code, which is ASCII. */ @font-face { font-family: "Roboto Mono"; font-style: normal; font-weight: 400; font-display: swap; src: url("https://fonts.gstatic.com/s/robotomono/v31/L0x5DF4xlVMF-BfR8bXMIjhLq38.woff2") format("woff2"); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; } @font-face { font-family: "Roboto Mono"; font-style: normal; font-weight: 500; font-display: swap; src: url("https://fonts.gstatic.com/s/robotomono/v31/L0x5DF4xlVMF-BfR8bXMIjhLq38.woff2") format("woff2"); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; } @font-face { font-family: "Roboto Mono"; font-style: normal; font-weight: 600; font-display: swap; src: url("https://fonts.gstatic.com/s/robotomono/v31/L0x5DF4xlVMF-BfR8bXMIjhLq38.woff2") format("woff2"); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; } @font-face { font-family: "NB Akademie Pro"; src: url("https://cdn.sanity.io/files/s18ewfw4/production/312a457e57325e02a8badc6600d1adfde760a8d5.woff2") format("woff2"); font-weight: 300; font-display: swap; } @font-face { font-family: "NB Akademie Pro"; src: url("https://cdn.sanity.io/files/s18ewfw4/production/312a457e57325e02a8badc6600d1adfde760a8d5.woff2") format("woff2"); font-weight: 400; font-display: swap; } @font-face { font-family: "NB Akademie Pro"; src: url("https://cdn.sanity.io/files/s18ewfw4/production/d6b203d96b2ba043552121ef7278d61420949b58.woff2") format("woff2"); font-weight: 500; font-display: swap; } @font-face { font-family: "NB Akademie Pro"; src: url("https://cdn.sanity.io/files/s18ewfw4/production/d6b203d96b2ba043552121ef7278d61420949b58.woff2") format("woff2"); font-weight: 600; font-display: swap; } /* Map weight 700 to the same semibold file so browsers don't synthesize faux-bold. Stereolabs only ships NB Akademie Pro at ~300 and ~500/600 weights — asking for 700 would otherwise aliased-thicken the 600 glyphs. */ @font-face { font-family: "NB Akademie Pro"; src: url("https://cdn.sanity.io/files/s18ewfw4/production/d6b203d96b2ba043552121ef7278d61420949b58.woff2") format("woff2"); font-weight: 700; font-display: swap; } /* Disable faux-bold synthesis globally as a belt-and-braces measure */ body { font-synthesis-weight: none; -webkit-font-synthesis: none; } @font-face { font-family: "NB Akademie Mono Pro"; src: url("https://cdn.sanity.io/files/s18ewfw4/production/1662fceb03c5225551f96ef7137198fede59f1e9.woff2") format("woff2"); font-weight: 400; font-display: swap; } /* ═══════════════════════════════════════════════════════════════════════════════ SECTION 1 — DESIGN TOKENS: LIGHT MODE (from _defaults.scss theme-light) ═══════════════════════════════════════════════════════════════════════════════ */ :root { /* ── Accent scale (Stereolabs link blue: #050505 for links, lime for CTA) ── */ --accent-1: #f5f5f5; --accent-2: #ebebeb; --accent-3: #d6d6d6; --accent-4: #b8b8b8; --accent-5: #8a8a8a; --accent-6: #5c5c5c; --accent-7: #3d3d3d; --accent-8: #1f1f1f; --accent-9: #050505; --accent-10: #030303; --accent-11: #050505; --accent-12: #000000; /* ── Accent with alpha ───────────────────────────────────────────────────── */ --accent: #050505; --accent-a3: rgba(5, 5, 5, 0.06); --accent-a4: rgba(5, 5, 5, 0.08); --accent-a5: rgba(5, 5, 5, 0.12); --accent-a9: #050505; --accent-a11: #353535; --accent-a12: #000000; --accent-contrast: #ffffff; --accent-track: rgba(5, 5, 5, 0.25); /* ── Grayscale scale (from --gray-100/200/500) ───────────────────────────── */ --grayscale-1: #fcfcfd; --grayscale-2: #f8f9fa; /* --gray-100 */ --grayscale-3: #f1f3f5; --grayscale-4: #e9ecef; /* --gray-200 */ --grayscale-5: #dee2e6; --grayscale-6: #ced4da; --grayscale-7: #adb5bd; /* --gray-500 */ --grayscale-8: #868e96; --grayscale-9: #6c757d; --grayscale-10: #495057; --grayscale-11: #343a40; --grayscale-12: #050505; /* --body-font-color */ /* ── Grayscale with alpha ────────────────────────────────────────────────── */ --grayscale-a2: rgba(0, 0, 0, 0.02); --grayscale-a3: rgba(0, 0, 0, 0.04); --grayscale-a4: rgba(0, 0, 0, 0.06); --grayscale-a5: rgba(0, 0, 0, 0.08); --grayscale-a9: #6c757d; --grayscale-a10: #495057; --grayscale-a11: #343a40; --grayscale-a12: #050505; /* ── Surface / Background ────────────────────────────────────────────────── */ --background: #ffffff; /* --body-background */ --card-background: #f8f9fa; /* --gray-100 */ --card-solid: #ffffff; --card-border: #e9ecef; /* --gray-200 */ /* ── Border ──────────────────────────────────────────────────────────────── */ --border-default: #e9ecef; /* --gray-200 */ /* ── Text ────────────────────────────────────────────────────────────────── */ --text-body: #050505; /* --body-font-color */ /* ── Hints / Callout colors ──────────────────────────────────────────────── */ --hint-info: #6bf; /* --hint-color-info */ --hint-warning: #fd6; /* --hint-color-warning */ --hint-danger: #f66; /* --hint-color-danger */ /* ── Stereolabs lime accent (CTA buttons, highlights) ────────────────────── */ --color-lime: #d9ff42; --color-lime-hover: #bbe124; /* ── Header & sidebar backgrounds (same as content) ──────────────────────── */ --header-background: #ffffff; --sidebar-background: #ffffff; /* ── Scrollbar ───────────────────────────────────────────────────────────── */ --scrollbar-bg: #fafafa; --thumb-bg: #babac0; /* ── Radius (Stereolabs uses subtle rounding) ────────────────────────────── */ --radius-1: 3px; --radius-2: 5px; --radius-3: 12px; --radius-3\/2: 4px; --radius-4: 10px; /* ── Layout (from _defaults.scss) ──────────────────────────────────────── */ --header-height: 58px; /* $header-height */ --spacing-header-height-real: 58px; --page-width-padded: 75%; /* $main-max-width */ --page-padding: 1rem; /* $padding-16 */ --content-wide-width: 920px; --aside-offset: 0px; /* ── Typography (NB Akademie Pro for text, Roboto Mono for code — mirrors Hugo _fonts.scss) ── */ --font-body: "NB Akademie Pro", Helvetica, Arial, sans-serif; --font-headings: "NB Akademie Pro", Helvetica, Arial, sans-serif; --font-mono: "Roboto Mono", "Courier New", "Courier", monospace; } /* ═══════════════════════════════════════════════════════════════════════════════ SECTION 2 — DESIGN TOKENS: DARK MODE Stereolabs docs is primarily a dark site with a near-black background. ═══════════════════════════════════════════════════════════════════════════════ */ .dark { /* ── Accent scale (lighter teal for dark backgrounds) ────────────────────── */ --accent-1: #0c1726; --accent-2: #0e1e33; --accent-3: #102b47; --accent-4: #133c5e; --accent-5: #195078; --accent-6: #216896; --accent-7: #2d82b5; --accent-8: #3a9ae0; --accent-9: #3AA0E8; --accent-10: #5db3ed; --accent-11: #8ccaf3; --accent-12: #d4edfb; --accent: #3AA0E8; --accent-a3: rgba(58, 160, 232, 0.10); --accent-a4: rgba(58, 160, 232, 0.14); --accent-a5: rgba(58, 160, 232, 0.18); --accent-a9: #d9ff42; --accent-a11: #bbe124; --accent-a12: #d4edfb; --accent-contrast: #0a0f1a; --accent-track: rgba(58, 160, 232, 0.25); /* ── Grayscale scale (dark) ──────────────────────────────────────────────── */ --grayscale-1: #111318; --grayscale-2: #1a1d25; --grayscale-3: #22252f; --grayscale-4: #2b2f3a; --grayscale-5: #353944; --grayscale-6: #3f4450; --grayscale-7: #525762; --grayscale-8: #6b7080; --grayscale-9: #848996; --grayscale-10: #979baa; --grayscale-11: #adb1bd; --grayscale-12: #e4e6eb; --grayscale-a2: rgba(255, 255, 255, 0.03); --grayscale-a3: rgba(255, 255, 255, 0.06); --grayscale-a4: rgba(255, 255, 255, 0.08); --grayscale-a5: rgba(255, 255, 255, 0.10); --grayscale-a9: #848996; --grayscale-a10: #979baa; --grayscale-a11: #adb1bd; --grayscale-a12: #e4e6eb; /* ── Surface / Background (deep charcoal) ────────────────────────────────── */ --background: #0f1117; --card-background: #161922; --card-solid: #1a1d28; --card-border: #282c38; /* ── Border ──────────────────────────────────────────────────────────────── */ --border-default: #282c38; /* ── Text ────────────────────────────────────────────────────────────────── */ --text-body: #d1d5db; } /* ── Dark mode: cover all possible Fern dark selectors ─────────────────────── */ :root.dark, :root[data-theme="dark"], [data-theme="dark"], html.dark, html[data-theme="dark"] { --sidebar-background: #0f1117 !important; --header-background: #0f1117 !important; --background: #0f1117 !important; } @media (prefers-color-scheme: dark) { :root { --sidebar-background: #0f1117; --header-background: #0f1117; } } /* ═══════════════════════════════════════════════════════════════════════════════ SECTION 3 — GLOBAL TYPOGRAPHY ═══════════════════════════════════════════════════════════════════════════════ */ body { font-family: var(--font-body); font-size: 17px !important; /* $body-font-size */ font-weight: 400; /* $body-font-weight */ line-height: 26px !important; /* $body-line-height */ letter-spacing: 0.2px; /* Hugo body letter-spacing */ -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; /* optimizeLegibility was removed: it forces kerning/ligature computation over all body text and measurably slows first layout on long docs pages. `auto` (the default) lets the browser pick the fast path. */ } .prose { font-size: 17px !important; line-height: 26px !important; } /* Hugo uses weight 500 across all heading levels */ h1, h2, h3, h4, h5, h6 { font-family: var(--font-headings); font-weight: 500; color: var(--grayscale-12); } h1 { font-size: 40px; line-height: 40px; letter-spacing: -0.03em; } h2 { font-size: 28px; line-height: 31px; letter-spacing: -0.01em; margin-top: 1.8em; } h3 { font-size: 16.5px; padding-top: 2rem; padding-bottom: 8px; text-transform: uppercase; letter-spacing: 1.2px; } h4 { font-size: 21px; font-weight: 500; color: rgba(0, 0, 0, 0.83); padding-bottom: 3px; } .dark h4 { color: rgba(255, 255, 255, 0.83); } h5 { font-size: 0.875em; } h6 { font-size: 0.75em; } /* Bold elements — cap weight at 600 (NB Akademie Pro only ships 300–600; default / weight 700 triggers faux-bold which looks muddy) */ .prose strong, .prose b, .fern-prose strong, .fern-prose b, .fern-callout strong, .fern-callout b, .fern-layout-guide strong, .fern-layout-guide b, .fern-layout-overview strong, .fern-layout-overview b, .fern-layout-reference strong, .fern-layout-reference b { font-weight: 600; } /* Catch-all: no link should render as default browser blue */ .prose a:not(.fern-mdx-link):not(.fern-button), .fern-prose a:not(.fern-mdx-link):not(.fern-button), .fern-layout-guide a:not(.fern-mdx-link):not(.fern-button), .fern-layout-overview a:not(.fern-mdx-link):not(.fern-button), .fern-layout-reference a:not(.fern-mdx-link):not(.fern-button), .fern-callout a { color: var(--accent-a11); } .dark .prose a:not(.fern-mdx-link):not(.fern-button), .dark .fern-prose a:not(.fern-mdx-link):not(.fern-button), .dark .fern-layout-guide a:not(.fern-mdx-link):not(.fern-button), .dark .fern-layout-overview a:not(.fern-mdx-link):not(.fern-button), .dark .fern-layout-reference a:not(.fern-mdx-link):not(.fern-button), .dark .fern-callout a { color: var(--color-lime); } /* ═══════════════════════════════════════════════════════════════════════════════ SECTION 4 — HEADER Stereolabs: clean bar, frosted glass, thin border-bottom separator. ═══════════════════════════════════════════════════════════════════════════════ */ .fern-header { backdrop-filter: blur(12px) saturate(1.2); background-color: var(--background) !important; border-bottom: 1px solid rgba(240, 240, 240, 0.8); } .dark .fern-header { border-bottom-color: var(--border-default); } /* Navbar links — Hugo sizing (docs.yml navbar-links) */ .fern-header nav a, .fern-header-tabs a { font-size: 16px; font-weight: 500; letter-spacing: 0.05px; line-height: 19px; } .fern-background-image { background-color: var(--background) !important; background-image: none !important; background: var(--background) none !important; } .fern-background-image.fern-background-image { background-image: none !important; background: var(--background) !important; } .dark .fern-background-image { background-color: var(--background) !important; background-image: none !important; background: var(--background) none !important; } .dark .fern-header { background-color: var(--background) !important; } .fern-header-tabs { backdrop-filter: blur(12px); background-color: var(--background) !important; border-bottom: 1px solid var(--border-default); } /* ═══════════════════════════════════════════════════════════════════════════════ SECTION 5 — SIDEBAR Stereolabs: compact, muted section headings, thin active indicator. ═══════════════════════════════════════════════════════════════════════════════ */ /* Force canvas wrapper background to match content */ .canvas-wrapper { background-color: var(--background) !important; } .fern-sidebar-header { border-bottom-color: var(--border-default); background-color: var(--background) !important; } .dark .fern-sidebar-header { background-color: var(--background) !important; } /* Force page-wide background to white / dark */ html, body, #__next, #fern-docs, [data-fern-docs], main, aside, .fern-layout-page, .fern-layout-guide, .fern-layout-overview, .fern-layout-reference, .fern-layout-changelog, #fern-toc, [class*="toc"], [id*="toc"], [data-aside-state], [class*="aside"] { background-color: var(--background) !important; } .toc-root:after { background-color: var(--color-lime) !important; height: var(--height, 20px); transform: translateY(calc(var(--top, 0px))); transition: transform .25s, height .25s; border-left: 3.5px solid var(--color-lime); } /* Section headings — Hugo .section_title: 16px, weight 500, near-black, not uppercase */ .fern-sidebar-heading-content { font-size: 16px; font-weight: 500; line-height: 19px; letter-spacing: -0.01em; text-transform: none; color: var(--grayscale-12); padding: 6px 0; margin-top: 16px; } @media (min-width: 1024px) { .fern-sidebar-heading-content { font-size: 16px; } } /* Sidebar links — Stereolabs uses ~14px */ .fern-sidebar-link { color: var(--grayscale-a11); font-size: 0.9375rem; line-height: 1.4; padding: 0.35rem 0.5rem; border-radius: var(--radius-1); } @media (min-width: 1024px) { .fern-sidebar-link { font-size: 0.875rem; padding: 0.35rem 0.5rem; } } .fern-sidebar-link:hover { color: var(--grayscale-a12); background-color: var(--background) !important; font-weight: 500 !important; } .fern-sidebar-link[data-state="active"] { color: var(--grayscale-12); background-color: var(--background) !important; font-weight: 700 !important; position: relative; } /* Left accent bar on active link */ .fern-sidebar-link[data-state="active"]::before { content: ""; position: absolute; left: 0; top: 20%; bottom: 20%; width: 0 !important; border-radius: 1px; background-color: var(--accent-a9); } .fern-sidebar-link.nested[data-state=active]:before { width: 0 !important; } /* Sidebar groups — tighter spacing */ .fern-sidebar-group { margin-bottom: 0.25rem; } /* Hugo-style vertical guide — only on expanded sections (matches Hugo's .has-sub > ul border-left, which is visible only when max-height > 0). No bar on first-level items. */ [data-state="open"] > .fern-sidebar-group, [data-state="open"] > ul, .fern-sidebar-group[data-state="open"] > ul, .fern-sidebar-group[data-level]:not([data-level="0"]):not([data-level="1"]) { border-left: 2px solid #dadde1; padding-left: 0; margin-left: 0.5rem; } .dark [data-state="open"] > .fern-sidebar-group, .dark [data-state="open"] > ul, .dark .fern-sidebar-group[data-state="open"] > ul, .dark .fern-sidebar-group[data-level]:not([data-level="0"]):not([data-level="1"]) { border-left-color: var(--grayscale-5); } .fern-sidebar-tabs { margin-top: 1rem; margin-bottom: 1.25rem; } /* ═══════════════════════════════════════════════════════════════════════════════ SECTION 6 — PAGE HEADING & BREADCRUMBS ═══════════════════════════════════════════════════════════════════════════════ */ .fern-page-heading { font-size: 40px; line-height: 40px; padding: 0; color: var(--grayscale-12); margin-bottom: .5em; padding-bottom: 6px; } .fern-breadcrumb-item { font-size: 0.8125rem; color: var(--grayscale-9); } .fern-breadcrumb-arrow { color: var(--grayscale-9); opacity: 0.5; } /* ═══════════════════════════════════════════════════════════════════════════════ SECTION 7 — CARDS Stereolabs: flat, clean 1px border, no drop shadow at rest. ═══════════════════════════════════════════════════════════════════════════════ */ .fern-card { background-color: var(--background); border: 1px solid var(--grayscale-4); /* --gray-200 */ border-radius: var(--radius-3\/2); /* 4px — Hugo book-expand */ box-shadow: none; transition: border-color 0.2s ease, background-color 0.2s ease; } .fern-card:hover { color: var(--text-body); } .fern-card.interactive:hover { border-color: #050505; background-color: var(--card-background); /* subtle gray fill on hover */ box-shadow: none; } .dark .fern-card.interactive:hover { border-color: var(--grayscale-12); } .fern-card.elevated { border-color: var(--grayscale-4); box-shadow: none; } /* Card icon — match text color */ .card-icon, [class*="card-icon"] { color: var(--accent-a11) !important; fill: var(--accent-a11) !important; } /* ═══════════════════════════════════════════════════════════════════════════════ SECTION 8 — CODE BLOCKS Hugo uses flat, square-cornered code blocks. No shadow, no rounding. ═══════════════════════════════════════════════════════════════════════════════ */ pre[class*="language-"], code[class*="language-"] { font-family: var(--font-mono); font-size: 0.875rem; line-height: 1.65; tab-size: 2; } /* Flat code block — Hugo _markdown.scss pre: #f8f9fa bg, 1rem padding, no radius, no border, no chrome */ .fern-code-block, .fern-code-block-root, .fern-code-block-container, pre { border-radius: 0 !important; box-shadow: none !important; } .fern-code-block > *, .fern-code-block-root > *, .fern-code-block-container > * { border-radius: 0 !important; } /* Code block body — light #f8f9fa, dark pale */ .fern-code-block pre, .fern-code-block-root pre, .fern-code-block-container pre { background-color: #f8f9fa !important; /* --gray-100 */ padding: 1rem !important; border: none !important; } .dark .fern-code-block pre, .dark .fern-code-block-root pre, .dark .fern-code-block-container pre { background-color: var(--grayscale-2) !important; } /* Hide Fern's code-block title / chrome header if empty (Hugo had none) */ .fern-code-block-title-bar:empty { display: none !important; } /* Inline code in prose — Hugo: .87em, muted gray, square, no shadow */ .prose :not(pre) > code, .fern-prose :not(pre) > code, .fern-layout-guide :not(pre) > code, .fern-layout-overview :not(pre) > code, .fern-layout-reference :not(pre) > code { font-family: var(--font-mono); font-size: 0.87em; line-height: 21px; letter-spacing: 0.05px; background-color: rgba(0, 0, 0, 0.06); padding: 0.15rem 0.3rem; border-radius: 0 !important; } .dark .prose :not(pre) > code, .dark .fern-prose :not(pre) > code, .dark .fern-layout-guide :not(pre) > code, .dark .fern-layout-overview :not(pre) > code, .dark .fern-layout-reference :not(pre) > code { background-color: rgba(255, 255, 255, 0.10); } /* Inline code inside list items — Hugo makes these slightly bolder */ .prose li > code, .fern-prose li > code, .fern-layout-guide li > code, .fern-layout-overview li > code { font-weight: 500; white-space: nowrap; } /* ═══════════════════════════════════════════════════════════════════════════════ SECTION 8b — TABS (Stereolabs black / lime treatment) Matches Hugo _shortcodes.scss .ui-tabs-tab: black bg + white text, active tab = lime bg + black text; uppercase, tiny, letter-spaced. FIX NOTES: - Fern renders the tab label inside an inner that carries its own color utility (t-muted / t-default → grayscale tokens). Setting `color` on the button alone never reaches that span, which produced the unreadable dark-gray-on-black inactive tabs ("YUM"). The descendant `color: inherit` rule below forces the label to follow the button. - The inner span also carries its own pill padding/background utilities; these are neutralized so the tab stays a flat block. - All selectors are scoped to the content layouts so Radix tabs in portaled UI (search dialog, API playground) keep Fern's defaults. ═══════════════════════════════════════════════════════════════════════════════ */ :is(.fern-layout-guide, .fern-layout-overview, .fern-layout-reference, .fern-layout-changelog) [role="tablist"], :is(.fern-layout-guide, .fern-layout-overview, .fern-layout-reference, .fern-layout-changelog) .fern-tabs-list { border-bottom: 1px solid #c2c2c2 !important; margin-top: 0.5rem; margin-bottom: 0; padding: 0 !important; gap: 0; /* The strip must not paint its own surface behind the tabs — a themed tablist background is what shows through as a wedge when radii differ */ background: transparent !important; border-top-left-radius: var(--radius-3) !important; overflow: clip; } .dark :is(.fern-layout-guide, .fern-layout-overview, .fern-layout-reference, .fern-layout-changelog) [role="tablist"], .dark :is(.fern-layout-guide, .fern-layout-overview, .fern-layout-reference, .fern-layout-changelog) .fern-tabs-list { border-bottom-color: var(--grayscale-5) !important; } :is(.fern-layout-guide, .fern-layout-overview, .fern-layout-reference, .fern-layout-changelog) [role="tab"], :is(.fern-layout-guide, .fern-layout-overview, .fern-layout-reference, .fern-layout-changelog) .fern-tabs-trigger { padding: 1em 1.5em !important; background-color: #050505 !important; color: #fff !important; font-weight: 500 !important; font-size: 0.625rem !important; letter-spacing: 0.1em !important; text-transform: uppercase; border: none !important; border-bottom: 0 !important; border-radius: 0 !important; line-height: 1; transition: background-color 0.15s ease; } /* THE FIX — the label lives in an inner with its own color utility; force every descendant to inherit the button's color so white/black text actually renders in both themes */ :is(.fern-layout-guide, .fern-layout-overview, .fern-layout-reference, .fern-layout-changelog) [role="tab"] span, :is(.fern-layout-guide, .fern-layout-overview, .fern-layout-reference, .fern-layout-changelog) .fern-tabs-trigger span { color: inherit !important; } /* Rounded code-group card with a guaranteed-matching tab corner. The card's class names are hashed upstream, so it is targeted structurally (parent / grandparent of the tab strip). We force the radius to a value WE own (--radius-3) and clip the children: the lime tab's corner is then cut by the card itself, so card and tab share the exact same curve by construction — no value to keep in sync, no crescent artifact. `overflow: clip` does not create a scroll container, and code scrolling is unaffected because
has its own overflow. */ :is(.fern-layout-guide, .fern-layout-overview, .fern-layout-reference, .fern-layout-changelog) div:has(> [role="tablist"]), :is(.fern-layout-guide, .fern-layout-overview, .fern-layout-reference, .fern-layout-changelog) div:has(> * > [role="tablist"]), :is(.fern-layout-guide, .fern-layout-overview, .fern-layout-reference, .fern-layout-changelog) div:has(> .fern-tabs-list) { border-radius: var(--radius-3) !important; /* 8px */ overflow: clip; } /* The first tab carries the SAME radius as the tablist and the card rule below — every layer stacked in that corner shares one curve (8px), so a mismatch wedge cannot appear regardless of which layer paints last */ :is(.fern-layout-guide, .fern-layout-overview, .fern-layout-reference, .fern-layout-changelog) [role="tab"]:first-of-type, :is(.fern-layout-guide, .fern-layout-overview, .fern-layout-reference, .fern-layout-changelog) .fern-tabs-trigger:first-of-type { border-top-left-radius: var(--radius-3) !important; } /* Neutralize Fern's inner pill (padding + hover/active background on the span) */ :is(.fern-layout-guide, .fern-layout-overview, .fern-layout-reference, .fern-layout-changelog) [role="tab"] > span, :is(.fern-layout-guide, .fern-layout-overview, .fern-layout-reference, .fern-layout-changelog) .fern-tabs-trigger > span { background-color: transparent !important; padding: 0 !important; border-radius: 0 !important; } /* Dark mode — a #050505 tab on the #0f1117 page is a black-on-black block; lift inactive tabs onto the dark card surface so their edges are visible */ .dark :is(.fern-layout-guide, .fern-layout-overview, .fern-layout-reference, .fern-layout-changelog) [role="tab"]:not([data-state="active"]):not([aria-selected="true"]), .dark :is(.fern-layout-guide, .fern-layout-overview, .fern-layout-reference, .fern-layout-changelog) .fern-tabs-trigger:not([data-state="active"]):not([aria-selected="true"]) { background-color: var(--grayscale-2) !important; /* #1a1d25 */ color: var(--grayscale-11) !important; } :is(.fern-layout-guide, .fern-layout-overview, .fern-layout-reference, .fern-layout-changelog) [role="tab"]:hover, :is(.fern-layout-guide, .fern-layout-overview, .fern-layout-reference, .fern-layout-changelog) .fern-tabs-trigger:hover { background-color: #3c3c3c !important; color: #fff !important; opacity: 1 !important; } .dark :is(.fern-layout-guide, .fern-layout-overview, .fern-layout-reference, .fern-layout-changelog) [role="tab"]:not([data-state="active"]):not([aria-selected="true"]):hover, .dark :is(.fern-layout-guide, .fern-layout-overview, .fern-layout-reference, .fern-layout-changelog) .fern-tabs-trigger:not([data-state="active"]):not([aria-selected="true"]):hover { background-color: var(--grayscale-3) !important; /* #22252f */ color: var(--grayscale-12) !important; } :is(.fern-layout-guide, .fern-layout-overview, .fern-layout-reference, .fern-layout-changelog) [role="tab"][data-state="active"], :is(.fern-layout-guide, .fern-layout-overview, .fern-layout-reference, .fern-layout-changelog) [role="tab"][aria-selected="true"], :is(.fern-layout-guide, .fern-layout-overview, .fern-layout-reference, .fern-layout-changelog) .fern-tabs-trigger[data-state="active"], :is(.fern-layout-guide, .fern-layout-overview, .fern-layout-reference, .fern-layout-changelog) .fern-tabs-trigger[aria-selected="true"] { background-color: var(--color-lime) !important; color: #050505 !important; cursor: default !important; } :is(.fern-layout-guide, .fern-layout-overview, .fern-layout-reference, .fern-layout-changelog) [role="tab"][data-state="active"]:hover, :is(.fern-layout-guide, .fern-layout-overview, .fern-layout-reference, .fern-layout-changelog) [role="tab"][aria-selected="true"]:hover, :is(.fern-layout-guide, .fern-layout-overview, .fern-layout-reference, .fern-layout-changelog) .fern-tabs-trigger[data-state="active"]:hover, :is(.fern-layout-guide, .fern-layout-overview, .fern-layout-reference, .fern-layout-changelog) .fern-tabs-trigger[aria-selected="true"]:hover { background-color: var(--color-lime) !important; color: #050505 !important; } /* ═══════════════════════════════════════════════════════════════════════════════ SECTION 9 — TABLES (from Stereolabs _defaults.scss) ═══════════════════════════════════════════════════════════════════════════════ */ .fern-table-root { border: none; border-radius: 0; background-color: transparent; backdrop-filter: none; overflow: auto; font-size: 15px; } .fern-table { border-spacing: 0; border-collapse: collapse; margin-top: 1rem; margin-bottom: 1rem; border-bottom: 1px solid #050505; } .dark .fern-table { border-bottom-color: var(--grayscale-7); } .fern-table tr { border-top: 1px solid #050505; } .dark .fern-table tr { border-top-color: var(--grayscale-7); } .fern-table td, .fern-table th { padding: 16px; text-align: left; border-bottom: none; height: auto; } .fern-table thead tr th { background-color: transparent; min-width: 100px; text-transform: uppercase; letter-spacing: -0.02em; font-size: 15px; font-weight: 500; vertical-align: middle; padding: 16px; color: var(--grayscale-12); } .fern-table tbody tr td:first-child { font-weight: 600; color: #333; letter-spacing: -0.1px; } .dark .fern-table tbody tr td:first-child { color: var(--grayscale-12); } .fern-table td { font-size: 15px; } /* HR — thin separator matching Stereolabs */ hr { height: 1px; border: none; background: var(--grayscale-4); /* --gray-200 */ } /* Blockquote — Hugo style: dark left border + pale gray fill */ .prose blockquote, .fern-prose blockquote, .fern-layout-guide blockquote, .fern-layout-overview blockquote, .fern-layout-reference blockquote, blockquote { margin: 0.5rem 0; padding: 0.5rem 1rem; border-inline-start: 0.25rem solid #050505; background-color: #f7f7f7; font-style: normal; } .dark .prose blockquote, .dark .fern-prose blockquote, .dark .fern-layout-guide blockquote, .dark .fern-layout-overview blockquote, .dark .fern-layout-reference blockquote, .dark blockquote { border-inline-start-color: var(--grayscale-12); background-color: var(--card-background); } /* ═══════════════════════════════════════════════════════════════════════════════ SECTION 10 — CALLOUTS / ADMONITIONS ═══════════════════════════════════════════════════════════════════════════════ */ .fern-callout { border-radius: var(--radius-2); border: 1px solid transparent; border-left-width: 4px; padding: 0.875rem 1rem; font-size: 0.9375rem; line-height: 1.6; color: var(--text-body); } /* Body text stays readable regardless of intent */ .fern-callout, .fern-callout p, .fern-callout li, .fern-callout strong, .fern-callout code { color: var(--text-body); } .dark .fern-callout, .dark .fern-callout p, .dark .fern-callout li, .dark .fern-callout strong { color: var(--grayscale-12); } /* ── info / note / launch: neutral (Hugo blockquote style — no blue tint) ─ */ .fern-callout[data-intent="info"], .fern-callout[data-intent="note"], .fern-callout[data-intent="launch"] { background-color: #f7f7f7; border-color: rgba(5, 5, 5, 0.10); border-left-color: #050505; } .dark .fern-callout[data-intent="info"], .dark .fern-callout[data-intent="note"], .dark .fern-callout[data-intent="launch"] { background-color: var(--card-background); border-color: var(--border-default); border-left-color: var(--grayscale-12); } /* ── warning: yellow (Hugo #fd6), keep icon crisp ───────────────────────── */ .fern-callout[data-intent="warning"] { background-color: rgba(253, 204, 51, 0.18); border-color: rgba(253, 204, 51, 0.55); border-left-color: #e0a800; } .dark .fern-callout[data-intent="warning"] { background-color: rgba(253, 204, 51, 0.14); border-color: rgba(253, 204, 51, 0.45); border-left-color: #fd6; } /* ── error / danger: red (Hugo #f66) ────────────────────────────────────── */ .fern-callout[data-intent="error"] { background-color: rgba(255, 102, 102, 0.14); border-color: rgba(255, 102, 102, 0.45); border-left-color: #e63946; } .dark .fern-callout[data-intent="error"] { background-color: rgba(255, 102, 102, 0.14); border-color: rgba(255, 102, 102, 0.45); border-left-color: #f66; } /* ── success / tip / check: Stereolabs lime accent ──────────────────────── */ .fern-callout[data-intent="success"], .fern-callout[data-intent="tip"], .fern-callout[data-intent="check"] { background-color: rgba(217, 255, 66, 0.18); border-color: rgba(187, 225, 36, 0.55); border-left-color: #9bbf16; } .dark .fern-callout[data-intent="success"], .dark .fern-callout[data-intent="tip"], .dark .fern-callout[data-intent="check"] { background-color: rgba(217, 255, 66, 0.12); border-color: rgba(217, 255, 66, 0.35); border-left-color: var(--color-lime); } /* Callout icon — keep it intent-colored but a touch darker for contrast */ .fern-callout[data-intent="warning"] svg { color: #b8860b; } /* Keep Fern's default icon for note/info/launch — just tint it neutrally */ .fern-callout[data-intent="info"] svg, .fern-callout[data-intent="note"] svg, .fern-callout[data-intent="launch"] svg { color: #525252; } .dark .fern-callout[data-intent="info"] svg, .dark .fern-callout[data-intent="note"] svg, .dark .fern-callout[data-intent="launch"] svg { color: var(--grayscale-11); } .fern-callout[data-intent="error"] svg { color: #c0392b; } .fern-callout[data-intent="success"] svg, .fern-callout[data-intent="tip"] svg, .fern-callout[data-intent="check"] svg { color: #7ba017; } .dark .fern-callout[data-intent="warning"] svg { color: #fd6; } .dark .fern-callout[data-intent="error"] svg { color: #f66; } .dark .fern-callout[data-intent="success"] svg, .dark .fern-callout[data-intent="tip"] svg, .dark .fern-callout[data-intent="check"] svg { color: var(--color-lime); } /* ═══════════════════════════════════════════════════════════════════════════════ SECTION 11 — LINKS ═══════════════════════════════════════════════════════════════════════════════ */ .fern-mdx-link { color: var(--accent-a11); font-weight: 500; text-decoration: none !important; border-bottom: 1px dotted currentColor; transition: opacity 0.15s ease; } .fern-mdx-link:hover { color: var(--accent-a11); opacity: 0.5; border-bottom: 1px dotted currentColor; } /* Images-in-links get no underline (Hugo: a:has(img.sub)) */ .fern-mdx-link:has(img) { border-bottom: none; } .dark .fern-mdx-link { color: var(--color-lime); } .dark .fern-mdx-link:hover { color: var(--color-lime); opacity: 0.5; } .fern-mdx-link svg.external-link-icon { margin-bottom: var(--spacing); } /* ═══════════════════════════════════════════════════════════════════════════════ SECTION 12 — BUTTONS ═══════════════════════════════════════════════════════════════════════════════ */ /* Buttons — Hugo .book-btn: 1px dark border, square-ish, no fill by default */ .fern-button { line-height: 19px !important; border-radius: var(--radius-3\/2); /* 4px */ font-weight: 500 !important; font-size: 16px !important; transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease; letter-spacing: .05px !important; box-shadow: none !important; } .fern-button.filled.primary { background-color: #050505; color: #ffffff; border: 1px solid #050505; } .fern-button.filled.primary:hover { background-color: #3c3c3c; border-color: #3c3c3c; } .dark .fern-button.filled.primary { background-color: var(--color-lime); color: #050505; border-color: var(--color-lime); } .dark .fern-button.filled.primary:hover { background-color: var(--color-lime-hover); border-color: var(--color-lime-hover); } .fern-button.outlined { border: 1px solid #050505; background-color: transparent; color: #050505; } .fern-button.outlined:hover { background-color: #050505; color: #ffffff; } .dark .fern-button.outlined { border-color: var(--grayscale-12); color: var(--grayscale-12); } .dark .fern-button.outlined:hover { background-color: var(--grayscale-12); color: #050505; } .fern-copy-button, .fern-expand-button { backdrop-filter: blur(8px); } /* ═══════════════════════════════════════════════════════════════════════════════ SECTION 13 — BADGES ═══════════════════════════════════════════════════════════════════════════════ */ .fern-docs-badge { font-weight: 700; letter-spacing: 0.02em; } .fern-docs-badge.small { border-radius: var(--radius-1); font-size: 0.75rem; } .fern-docs-badge[data-badge-type="http-method"], .fern-docs-badge[data-badge-type="status-code"] { font-family: var(--font-mono) !important; } /* ═══════════════════════════════════════════════════════════════════════════════ SECTION 14 — FOOTER NAVIGATION ═══════════════════════════════════════════════════════════════════════════════ */ /* Footer prev/next — flat Hugo aesthetic: 1px gray border, 4px radius, no tint */ .fern-footer-nav { background-color: transparent !important; background: transparent !important; border-radius: var(--radius-3\/2); padding: 0; margin: 0; gap: 0.75rem; } .fern-footer-nav--simple { background-color: transparent !important; background: transparent !important; } .fern-footer-next, .fern-footer-prev { border-radius: var(--radius-3\/2); border: 1px solid var(--grayscale-4); background-color: var(--background) !important; background: var(--background) !important; opacity: 1; transition: border-color 0.15s ease, background-color 0.15s ease; box-shadow: none; } .fern-footer-next:hover, .fern-footer-prev:hover { border-color: #050505; background-color: #f8f9fa !important; } .dark .fern-footer-next:hover, .dark .fern-footer-prev:hover { border-color: var(--grayscale-12); background-color: var(--grayscale-2) !important; } .fern-layout-footer.not-prose { margin-top: 3rem !important; } /* ═══════════════════════════════════════════════════════════════════════════════ SECTION 15 — STEPS ═══════════════════════════════════════════════════════════════════════════════ */ .fern-steps { border-left: 1px solid var(--border-default); margin-left: 0.5rem; padding-left: 1.5rem; margin-top: 0.75rem; margin-bottom: 2.5rem; } /* ═══════════════════════════════════════════════════════════════════════════════ SECTION 16 — API REFERENCE PROPERTIES ═══════════════════════════════════════════════════════════════════════════════ */ .fern-api-property-key { color: var(--grayscale-12); font-family: var(--font-mono); font-size: 0.875rem; font-weight: 600; } .fern-api-property-meta { color: var(--grayscale-9); font-size: 0.75rem; } .fern-api-property { padding-top: 0.75rem; padding-bottom: 0.75rem; } /* ═══════════════════════════════════════════════════════════════════════════════ SECTION 17 — SCROLLBAR Thin, unobtrusive, like Stereolabs. ═══════════════════════════════════════════════════════════════════════════════ */ .fern-scroll-area-scrollbar { background-color: transparent; } .fern-scroll-area-scrollbar[data-orientation="vertical"] { width: 3px; } .fern-scroll-area-scrollbar[data-orientation="vertical"]:hover { width: 5px; } .fern-scroll-area-scrollbar[data-orientation="horizontal"] { height: 3px; } .fern-scroll-area-scrollbar[data-orientation="horizontal"]:hover { height: 5px; } .fern-scroll-area-thumb { background-color: #babac0; /* --thumb-bg */ } .dark .fern-scroll-area-thumb { background-color: #babac0; /* same --thumb-bg in dark */ } /* ═══════════════════════════════════════════════════════════════════════════════ SECTION 18 — DROPDOWNS Frosted glass, deep shadow. ═══════════════════════════════════════════════════════════════════════════════ */ .fern-dropdown { background-color: var(--card-background); border: 1px solid var(--border-default); border-radius: var(--radius-2); box-shadow: 0 8px 30px rgba(0, 0, 0, 0.10); backdrop-filter: blur(16px); } .dark .fern-dropdown { box-shadow: 0 8px 30px rgba(0, 0, 0, 0.45); } .fern-dropdown-item[data-highlighted] { background-color: var(--accent-9); color: var(--accent-contrast); } /* ═══════════════════════════════════════════════════════════════════════════════ SECTION 19 — ACCORDIONS ═══════════════════════════════════════════════════════════════════════════════ */ /* Accordion — Hugo _shortcodes.scss .book-expand: 1px gray-200 border, 4px radius, #f8f9fa header bar, white body */ .fern-accordion { border: 1px solid var(--grayscale-4); /* --gray-200 */ border-radius: var(--radius-3\/2); /* 4px */ overflow: hidden; background-color: var(--background); } .fern-accordion-trigger { padding: 0.5rem 1rem; /* Hugo: 0.5rem 1rem */ gap: 0.5rem; background-color: #f8f9fa; cursor: pointer; } .dark .fern-accordion-trigger { background-color: var(--grayscale-2); } .fern-accordion-trigger:hover { background-color: var(--grayscale-4); } .dark .fern-accordion-trigger:hover { background-color: var(--grayscale-3); } .fern-accordion-trigger-title { font-size: 0.9375rem; font-weight: 500; } .fern-accordion-content { padding: 1rem; background-color: var(--background); } /* Native
/
— same Hugo treatment */ .prose details, .fern-prose details, .fern-layout-guide details, .fern-layout-overview details, .fern-layout-reference details { padding: 1rem; border: 1px solid var(--grayscale-4); border-radius: var(--radius-3\/2); background-color: var(--background); } .prose details > summary, .fern-prose details > summary, .fern-layout-guide details > summary, .fern-layout-overview details > summary, .fern-layout-reference details > summary { line-height: 1; padding: 1rem; margin: -1rem; cursor: pointer; background-color: #f8f9fa; } .dark .prose details > summary, .dark .fern-prose details > summary, .dark .fern-layout-guide details > summary, .dark .fern-layout-overview details > summary, .dark .fern-layout-reference details > summary { background-color: var(--grayscale-2); } .prose details[open] > summary, .fern-prose details[open] > summary, .fern-layout-guide details[open] > summary, .fern-layout-overview details[open] > summary, .fern-layout-reference details[open] > summary { margin-bottom: 0; } /* ═══════════════════════════════════════════════════════════════════════════════ SECTION 20 — INPUTS & FORMS (API playground) ═══════════════════════════════════════════════════════════════════════════════ */ .fern-input { font-size: 0.8125rem; } .fern-input-group { border-color: var(--border-default); border-radius: var(--radius-2); background-color: var(--card-background); } .dark .fern-input-group { background-color: var(--grayscale-a2); } .fern-input-group:focus-within { border-color: var(--accent-a5); box-shadow: 0 0 0 2px var(--accent-a3); } /* ═══════════════════════════════════════════════════════════════════════════════ SECTION 21 — PAGE ACTIONS ═══════════════════════════════════════════════════════════════════════════════ */ .fern-page-actions { border: 0 !important; } .fern-page-actions > *:not(:last-child) { border-right-color: var(--border-default); } /* ═══════════════════════════════════════════════════════════════════════════════ SECTION 22 — SELECTION ITEMS (product/version selectors) ═══════════════════════════════════════════════════════════════════════════════ */ .fern-selection-item { border-radius: var(--radius-2); } .fern-selection-item:hover { color: var(--accent-a11); background-color: var(--grayscale-a3); } .fern-selection-item-title { color: var(--grayscale-12); font-weight: 600; font-size: 0.8125rem; } /* ═══════════════════════════════════════════════════════════════════════════════ SECTION 23 — INDENT COMPONENT ═══════════════════════════════════════════════════════════════════════════════ */ .fern-indent::before { border-left: 1px solid var(--border-default); } /* ═══════════════════════════════════════════════════════════════════════════════ SECTION 24 — ANCHORS ═══════════════════════════════════════════════════════════════════════════════ */ .fern-anchor-icon:not(.copied) { color: var(--grayscale-a11); background-color: var(--card-background); border: 1px solid var(--card-border); } .fern-anchor-icon.copied { background-color: var(--accent-a3); border-color: var(--accent-a5); } /* ═══════════════════════════════════════════════════════════════════════════════ SECTION 25 — CHANGELOG ═══════════════════════════════════════════════════════════════════════════════ */ .fern-changelog-date { color: var(--grayscale-9); font-size: 0.875rem; } /* ═══════════════════════════════════════════════════════════════════════════════ SECTION 26 — LISTS (Stereolabs lime dot bullet — page content only) ═══════════════════════════════════════════════════════════════════════════════ */ .fern-layout-guide ul, .fern-layout-overview ul, .fern-layout-reference ul, .fern-layout-changelog ul { list-style: none !important; padding-left: 4.5em; } .fern-layout-guide ul > li, .fern-layout-overview ul > li, .fern-layout-reference ul > li, .fern-layout-changelog ul > li { position: relative; padding-left: 0; list-style: none !important; list-style-type: none !important; list-style-image: none !important; } .fern-layout-guide ul > li::marker, .fern-layout-overview ul > li::marker, .fern-layout-reference ul > li::marker, .fern-layout-changelog ul > li::marker { content: "" !important; font-size: 0 !important; display: none !important; } .fern-layout-guide ul > li::before, .fern-layout-overview ul > li::before, .fern-layout-reference ul > li::before, .fern-layout-changelog ul > li::before { content: "" !important; display: inline-block !important; position: absolute; left: -1.3em; top: 0.45em; width: 12px; height: 12px; background-image: url("data:image/svg+xml;utf8,"); background-size: 12px 12px; background-repeat: no-repeat; } .dark .fern-layout-guide ul > li::before, .dark .fern-layout-overview ul > li::before, .dark .fern-layout-reference ul > li::before, .dark .fern-layout-changelog ul > li::before { background-image: url("data:image/svg+xml;utf8,"); } /* ═══════════════════════════════════════════════════════════════════════════════ SECTION 27 — GLOBAL UTILITIES ═══════════════════════════════════════════════════════════════════════════════ */ /* Smooth transitions */ a, button { transition: color 0.15s ease, background-color 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease; } /* Selection highlight */ ::selection { background-color: var(--accent-a5); color: var(--grayscale-12); } /* Focus ring — accessible, accent-colored */ :focus-visible { outline: 0px solid var(--accent-a9) !important; outline-offset: 2px; } /* Highlighted text */ .fern-highlight { color: var(--accent-12); background-color: transparent; font-weight: 700; } /* Tooltip trigger */ .fern-mdx-tooltip-trigger { --tooltip-underline-color: var(--grayscale-9); --tooltip-underline-hover-color: var(--grayscale-12); } /* ═══════════════════════════════════════════════════════════════════════════════ SECTION 28 — IMAGES & VIDEOS ═══════════════════════════════════════════════════════════════════════════════ */ img, video { max-width: 90% !important; height: auto; margin-left: auto; margin-right: auto; }