/* ============================================================================ Neural Tactic — site stylesheet E49 WS-A. Mobile-first. Every colour, size and space comes from tokens.css; nothing is hard-coded here that DESIGN.md has a name for. This file replaces the Tailwind CDN the Stitch exports depended on: only the utilities those three pages actually used are compiled in, by hand, as components. There is no build step — what is committed is what is served. ========================================================================= */ /* ── Reset ────────────────────────────────────────────────────────────────── */ *, *::before, *::after { box-sizing: border-box; } html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; } body, h1, h2, h3, h4, p, figure, blockquote, dl, dd, ul, ol { margin: 0; } ul, ol { padding: 0; list-style: none; } img, svg { display: block; max-width: 100%; height: auto; } /* ── Page ─────────────────────────────────────────────────────────────────── */ body { min-height: 100vh; display: flex; flex-direction: column; background-color: var(--background); color: var(--on-background); font-family: var(--font-sans); font-size: var(--body-base-size); font-weight: var(--body-base-weight); line-height: var(--body-base-line); letter-spacing: var(--body-base-tracking); -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; /* DESIGN.md §Brand: the "data-stream" grid motif. 32px rhythm. */ background-image: linear-gradient(to right, var(--grid-line) 1px, transparent 1px), linear-gradient(to bottom, var(--grid-line) 1px, transparent 1px); background-size: 32px 32px; } .container { width: 100%; max-width: var(--container-max); margin-inline: auto; padding-inline: var(--margin-mobile); } main { flex: 1 1 auto; /* `min-width: 0` is load-bearing, not tidying. is a column flex container, so its items get `min-width: auto` — a content-based minimum. Without this, one wide child (the map diagram) sets the width of the whole document and every page overflows horizontally on a phone. */ min-width: 0; padding-top: calc(var(--nav-height) + 40px); padding-bottom: 64px; } .footer { min-width: 0; } /* Skip link — first focusable thing on every page. */ .skip-link { position: absolute; left: -9999px; top: 0; z-index: 100; padding: 12px 20px; background: var(--primary); color: var(--on-primary); font-weight: 700; border-radius: var(--radius); } .skip-link:focus { left: var(--margin-mobile); top: 12px; } :focus-visible { outline: 2px solid var(--primary); outline-offset: 3px; } /* ── Type scale ───────────────────────────────────────────────────────────── */ .display { font-size: var(--display-lg-mobile-size); font-weight: var(--display-lg-mobile-weight); line-height: var(--display-lg-mobile-line); letter-spacing: var(--display-lg-mobile-tracking); color: var(--on-surface); text-transform: uppercase; text-wrap: balance; } .headline { font-size: var(--headline-md-size); font-weight: var(--headline-md-weight); line-height: var(--headline-md-line); letter-spacing: var(--headline-md-tracking); color: var(--on-surface); } .subhead { font-size: 20px; font-weight: 600; line-height: 28px; color: var(--on-surface); } .lede { color: var(--on-surface-variant); max-width: 62ch; } .prose { color: var(--on-surface-variant); max-width: 70ch; } .prose + .prose { margin-top: 16px; } .data-mono { font-family: var(--font-mono); font-size: var(--data-mono-size); font-weight: var(--data-mono-weight); line-height: var(--data-mono-line); letter-spacing: var(--data-mono-tracking); } .label-caps { font-family: var(--font-mono); font-size: var(--label-caps-size); font-weight: var(--label-caps-weight); line-height: var(--label-caps-line); letter-spacing: var(--label-caps-tracking); text-transform: uppercase; } .text-primary { color: var(--primary); } .text-dim { color: var(--on-surface-variant); } .text-outline { color: var(--outline); } /* ── Links ────────────────────────────────────────────────────────────────── */ a { color: var(--primary); text-underline-offset: 3px; } a:hover { color: var(--primary-fixed); } .prose a, .lede a { color: var(--primary); } /* ── Navigation ───────────────────────────────────────────────────────────── */ .nav { position: fixed; inset-block-start: 0; inset-inline: 0; z-index: 50; background-color: rgba(16, 20, 21, 0.85); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); border-bottom: 1px solid var(--hairline); } .nav-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: var(--nav-height); } .wordmark { display: inline-flex; align-items: center; gap: 12px; color: var(--primary); font-weight: 800; font-size: 20px; letter-spacing: -0.01em; text-transform: uppercase; text-decoration: none; text-shadow: 0 0 10px rgba(173, 198, 255, 0.3); } .wordmark img { width: 32px; height: 32px; border-radius: var(--radius-md); border: 1px solid var(--hairline); } .nav-links { display: flex; flex-wrap: wrap; align-items: center; gap: 4px; } .nav-links a { display: inline-block; padding: 8px 12px; border-radius: var(--radius); color: var(--on-surface-variant); text-decoration: none; transition: background-color 0.2s ease, color 0.2s ease; } .nav-links a:hover { background-color: rgba(173, 198, 255, 0.1); color: var(--primary); } .nav-links a[aria-current="page"] { color: var(--primary); font-weight: 700; box-shadow: inset 0 -2px 0 0 var(--primary); } /* Mobile disclosure.

gives a native, keyboard-operable menu with no JavaScript — which is what lets the CSP forbid scripts outright rather than allowing a bundle for one toggle. */ .nav-menu { position: relative; } .nav-menu > summary { display: flex; align-items: center; gap: 8px; padding: 8px 12px; border: 1px solid var(--outline-variant); border-radius: var(--radius); color: var(--on-surface); cursor: pointer; list-style: none; font-family: var(--font-mono); font-size: var(--label-caps-size); font-weight: var(--label-caps-weight); letter-spacing: var(--label-caps-tracking); text-transform: uppercase; } .nav-menu > summary::-webkit-details-marker { display: none; } .nav-menu > summary::after { content: "▾"; font-size: 14px; line-height: 1; } .nav-menu[open] > summary::after { content: "▴"; } .nav-menu[open] > summary { border-color: var(--primary); color: var(--primary); } .nav-menu .nav-links { position: absolute; inset-inline-end: 0; inset-block-start: calc(100% + 10px); flex-direction: column; align-items: stretch; min-width: 200px; padding: 8px; background-color: var(--surface-container); border: 1px solid var(--outline-variant); border-radius: var(--radius-lg); } .nav-desktop { display: none; } /* ── Buttons ──────────────────────────────────────────────────────────────── */ .btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 12px 24px; border-radius: var(--radius); border: 1px solid transparent; font-weight: 700; text-decoration: none; transition: box-shadow 0.2s ease, background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease; } .btn-primary { background-color: var(--primary); color: var(--on-primary); } .btn-primary:hover { color: var(--on-primary); box-shadow: 0 0 8px rgba(173, 198, 255, 0.4); } .btn-secondary { background-color: var(--surface-container); border-color: var(--outline); color: var(--on-surface); } .btn-secondary:hover { border-color: var(--primary); color: var(--primary); } /* ── Status chip ──────────────────────────────────────────────────────────── */ .chip { display: inline-flex; align-items: center; gap: 8px; padding: 6px 12px; background-color: var(--surface-container); border: 1px solid var(--outline-variant); border-radius: var(--radius); color: var(--primary); } .led { width: 8px; height: 8px; border-radius: var(--radius-full); background-color: var(--primary); animation: led-pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite; } @keyframes led-pulse { 0%, 100% { opacity: 1; transform: scale(1); } 50% { opacity: 0.5; transform: scale(0.8); } } /* ── Sections ─────────────────────────────────────────────────────────────── */ .section { margin-top: 72px; } .section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; padding-bottom: 16px; margin-bottom: 32px; border-bottom: 1px solid var(--outline-variant); } .section-head .label-caps { /* The source design uses `outline-variant` here, which measures 2.0:1 against the background — decorative in intent, but it is still rendered text. `outline` keeps the label recessive and reaches 5.8:1, which clears AA. */ color: var(--outline); display: none; } /* ── Cards ────────────────────────────────────────────────────────────────── */ .card { padding: 24px; border-radius: var(--radius-lg); background-color: var(--glass-fill); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); /* DESIGN.md §Elevation level 2: a top-light border, as though light falls on a physical glass pane. */ border: 1px solid var(--hairline-dim); border-block-start-color: var(--light-edge); border-inline-start-color: var(--light-edge); transition: box-shadow 0.2s ease; } .card:hover { box-shadow: 0 0 15px var(--glow-primary); } .card-label { color: var(--tertiary-fixed-dim); margin-bottom: 16px; } .card h2, .card h3 { color: var(--on-surface); font-size: 18px; font-weight: 700; line-height: 26px; margin-bottom: 12px; } .card p { color: var(--on-surface-variant); } .card p + p { margin-top: 12px; } /* The lead card in the bento spans two rows, so its spec list is pinned to the bottom edge rather than left floating in the middle of the panel — the same place the source design puts its data strip. */ .bento-lead { display: flex; flex-direction: column; } .bento-lead ul.spec { margin-top: auto; padding-top: 24px; border-top: 1px solid var(--hairline-dim); } .card ul.spec { margin-top: 16px; display: grid; gap: 8px; } .card ul.spec li { display: flex; gap: 10px; color: var(--on-surface-variant); font-family: var(--font-mono); font-size: var(--data-mono-size); line-height: var(--data-mono-line); letter-spacing: var(--data-mono-tracking); } .card ul.spec li::before { content: "▪"; color: var(--primary); flex: none; } .grid { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--gutter); } /* ── Stat strip ───────────────────────────────────────────────────────────── */ .stats { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--gutter); padding-top: 24px; margin-top: 24px; border-top: 1px solid var(--hairline-dim); } .stat dt { color: var(--primary); font-family: var(--font-mono); font-size: var(--label-caps-size); font-weight: var(--label-caps-weight); letter-spacing: var(--label-caps-tracking); text-transform: uppercase; margin-bottom: 4px; } .stat dd { margin: 0; color: var(--on-surface); font-family: var(--font-mono); font-size: 28px; font-weight: 500; line-height: 34px; } .stat dd .unit { display: block; font-size: var(--data-mono-size); color: var(--on-surface-variant); letter-spacing: var(--data-mono-tracking); } /* ── Status list (the honest replacement for a fabricated milestone timeline) */ .statuses { display: grid; gap: 0; position: relative; padding-left: 24px; border-left: 1px solid var(--outline-variant); } .statuses > li { position: relative; padding-bottom: 32px; } .statuses > li:last-child { padding-bottom: 0; } .statuses > li::before { content: ""; position: absolute; left: -29px; top: 5px; width: 9px; height: 9px; border-radius: var(--radius-full); background-color: var(--surface); border: 1px solid var(--outline); } .statuses > li.is-current::before { background-color: var(--primary); border-color: var(--primary); animation: led-pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite; } .statuses .label-caps { color: var(--primary); margin-bottom: 6px; } .statuses .status-body { padding: 16px; background-color: var(--surface-container); border: 1px solid var(--hairline-dim); border-radius: var(--radius); } .statuses > li.is-current .status-body { background-color: var(--surface-container-high); border-color: rgba(173, 198, 255, 0.2); } .statuses h3 { color: var(--on-surface); font-size: var(--body-base-size); font-weight: 600; line-height: var(--body-base-line); } .statuses p { color: var(--on-surface-variant); font-family: var(--font-mono); font-size: var(--data-mono-size); line-height: var(--data-mono-line); letter-spacing: var(--data-mono-tracking); margin-top: 8px; } /* ── Callout ──────────────────────────────────────────────────────────────── */ .callout { padding: 24px; border: 1px solid var(--outline-variant); border-left-width: 3px; border-left-color: var(--primary); border-radius: var(--radius); background-color: var(--surface-container-low); } .callout p { color: var(--on-surface-variant); max-width: 70ch; } .callout p + p { margin-top: 12px; } /* ── Page header (single-column hero) ─────────────────────────────────────── */ .page-header > * + * { margin-top: 24px; } .page-header .display { max-width: 20ch; } /* ── Hero ─────────────────────────────────────────────────────────────────── */ .hero { display: grid; grid-template-columns: minmax(0, 1fr); gap: 32px; align-items: center; } .hero-copy, .card { min-width: 0; } .hero-copy > * + * { margin-top: 24px; } .cta-row { display: flex; flex-wrap: wrap; gap: 16px; } .figure-panel { padding: 8px; border-radius: var(--radius-xl); background-color: var(--glass-fill); border: 1px solid var(--hairline-dim); border-block-start-color: var(--light-edge); border-inline-start-color: var(--light-edge); } .figure-panel svg, .figure-panel img { width: 100%; border-radius: var(--radius-lg); border: 1px solid var(--hairline-dim); background-color: var(--surface-container-lowest); } .figure-panel figcaption { padding: 12px 8px 4px; color: var(--outline); font-family: var(--font-mono); font-size: var(--label-caps-size); line-height: var(--label-caps-line); letter-spacing: var(--label-caps-tracking); text-transform: uppercase; } .icon-tile { width: 96px; height: 96px; border-radius: var(--radius-lg); border: 1px solid var(--hairline); } /* ── Diagram (inline SVG) ─────────────────────────────────────────────────── */ .diagram-node { fill: var(--surface-container-high); stroke: var(--outline); } .diagram-node-hot { fill: var(--surface-container-high); stroke: var(--error); } .diagram-edge { stroke: var(--outline-variant); } .diagram-edge-live { stroke: var(--primary); } .diagram-zone { fill: none; stroke: var(--outline-variant); stroke-dasharray: 4 4; } .diagram-label { fill: var(--on-surface-variant); font-family: var(--font-mono); font-size: 9px; font-weight: 700; letter-spacing: 0.1em; } .diagram-label-dim { fill: var(--outline); } /* ── Footer ───────────────────────────────────────────────────────────────── */ .footer { background-color: var(--surface-container-lowest); border-top: 1px solid var(--hairline-dim); padding-block: 48px; } .footer-inner { display: grid; gap: 32px; } .footer-brand { color: var(--primary); font-family: var(--font-mono); font-size: var(--body-base-size); margin-bottom: 12px; } .footer small { display: block; color: var(--tertiary-container); font-family: var(--font-mono); font-size: var(--label-caps-size); line-height: 18px; letter-spacing: 0.08em; text-transform: uppercase; } .footer small + small { margin-top: 8px; } .footer-links { display: flex; flex-wrap: wrap; gap: 20px; align-items: center; } .footer-links a { color: var(--outline); font-family: var(--font-mono); font-size: var(--label-caps-size); font-weight: var(--label-caps-weight); letter-spacing: var(--label-caps-tracking); text-transform: uppercase; text-decoration: none; } .footer-links a:hover { color: var(--primary); } /* ── Error page ───────────────────────────────────────────────────────────── */ .error-page { display: flex; flex-direction: column; justify-content: center; min-height: 50vh; gap: 24px; align-items: flex-start; } /* ── Responsive ───────────────────────────────────────────────────────────── */ @media (min-width: 768px) { .container { padding-inline: var(--margin-desktop); } main { padding-top: calc(var(--nav-height) + 64px); padding-bottom: 96px; } .display { font-size: var(--display-lg-size); font-weight: var(--display-lg-weight); line-height: var(--display-lg-line); letter-spacing: var(--display-lg-tracking); } .nav-menu { display: none; } .nav-desktop { display: flex; } .section { margin-top: 112px; } .section-head .label-caps { display: block; } .grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); } .grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); } .hero { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: var(--gutter); } .stats { grid-template-columns: repeat(4, minmax(0, 1fr)); } .footer-inner { grid-template-columns: 1fr auto; align-items: end; } .footer-links { justify-content: flex-end; } .bento { grid-template-columns: repeat(3, minmax(0, 1fr)); } .bento > .bento-lead { grid-column: span 2; grid-row: span 2; } } @media (min-width: 1024px) { .skip-link:focus { left: var(--margin-desktop); } } /* DESIGN.md leans on pulsing "LED" status indicators. They are decoration, so they stop entirely for anyone who has asked for less motion. */ @media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; } }