{
  "version": "1.5",
  "direction": "Глубина · исходный айсберг с водой",
  "colors": {
    "paper": "#F6F7F7",
    "white": "#FFFFFF",
    "mist": "#E8ECEE",
    "ink": "#20282C",
    "muted": "#5C6A71",
    "line": "#CCD3D7",
    "depth": "#111C23",
    "depth-text": "#EEF2F3",
    "link": "#415D6A",
    "ice": "#D5E7EE",
    "oxide": "#7A4037",
    "oxide-deep": "#4B2926"
  },
  "fonts": {
    "heading": {
      "family": "Geologica",
      "weights": [
        400,
        500,
        600
      ],
      "primaryWeights": [
        400,
        500
      ],
      "shortAccentWeight": 600,
      "italic": false,
      "status": "approved",
      "axes": {
        "SHRP": 50,
        "CRSV": 0,
        "slnt": 0
      },
      "woff2": "fonts/geologica.woff2"
    },
    "body": {
      "family": "Inter",
      "weights": [
        400,
        500,
        600
      ],
      "italic": "real Inter Italic 400; short body quotes only",
      "status": "approved"
    }
  },
  "logo": {
    "master": "logos/avat-master.svg",
    "viewBox": "0 0 332 78",
    "strokeWidth": 5.4,
    "desktopWidth": 135,
    "mobileWidth": 105,
    "minimumWidth": 104,
    "clearSpace": "1/4 SVG height, at least 12 px in navigation"
  },
  "spacing": [
    4,
    8,
    12,
    16,
    24,
    32,
    48,
    64,
    96
  ],
  "radii": {
    "button": 2,
    "panel": 4
  },
  "motion": {
    "stateMs": 200,
    "layerMs": 400,
    "reducedMotion": true
  },
  "updated": "2026-09-26",
  "status": {
    "confirmed": [
      "original iceberg with water",
      "canonical SVG logo geometry",
      "depth #111C23",
      "paper #F6F7F7",
      "Geologica headings + Inter body/UI + real Inter Italic quotes",
      "oxide #7A4037",
      "satin brass #A07436",
      "public brandbook section under About",
      "full-width section headings with subtitle below",
      "no brass words or large headings",
      "no Oxide Mist section, quote, card or CTA surfaces",
      "material families: crystal, basalt, satin brass, mineral Oxide, restrained sand relief"
    ],
    "type": "Geologica + Inter approved by the user; use for all new pages and typography updates",
    "accents": "Oxide and satin brass approved; brass is a rare non-textual detail; Oxide Mist and bronze archived"
  },
  "typographyComparisonArchive": {
    "recommendation": "Geologica",
    "weights": [
      400,
      500
    ],
    "shortAccentWeight": 600,
    "axes": {
      "SHRP": 50,
      "CRSV": 0,
      "slnt": 0
    },
    "alternatives": [
      "Onest",
      "Unbounded",
      "Exo 2"
    ],
    "bodyUnchanged": "Inter",
    "loadOnProduction": "Only final selected heading family plus Inter; never load all candidates",
    "status": "Comparison retained for reference; choice is Geologica"
  },
  "materials": {
    "brass": {
      "status": "approved",
      "base": "#A07436",
      "stops": [
        "#5B3B1E",
        "#916327",
        "#C69752",
        "#ECD09B",
        "#A07436",
        "#6A481F",
        "#C0924E",
        "#765026"
      ],
      "positions": [
        0,
        16,
        31,
        39,
        49,
        63,
        83,
        100
      ],
      "role": "Rare thin rule, underline, narrow edge or small material detail; never a full word or large heading, logo, body text, repeated controls or background surface",
      "labelOnDepth": "#C69752",
      "labelRule": "Optional occasional short service label on Depth only; flat color, no gradient, contrast >= 4.5:1"
    }
  },
  "materialArchive": {
    "bronze": {
      "preferred": true,
      "base": "#AB8056",
      "stops": [
        "#614432",
        "#98704A",
        "#D6B48A",
        "#EAD6B8",
        "#AB8056",
        "#71513B",
        "#C29B72",
        "#866043"
      ],
      "positions": [
        0,
        17,
        37,
        43,
        48,
        60,
        81,
        100
      ],
      "role": "Small satin metallic edge or detail; not body text, not logo"
    }
  },
  "colorArchive": {
    "oxide-mist": {
      "value": "#EEE1DC",
      "status": "archived",
      "reason": "Pink cast rejected for section, quote, card and CTA backgrounds"
    }
  },
  "layoutRules": {
    "sectionIntro": "Full usable container width for heading; subtitle below; content follows",
    "headingWrap": "Balance semantic phrases; no lonely final word, clipped words, truncation, forced hyphenation or SEO edits",
    "headingExceptions": [
      "Hero with principal artwork: full width of assigned text area",
      "Compact card: full width of card"
    ],
    "pageRhythm": "Compose purposeful light, Depth and one rich Oxide/Oxide Deep chapter; avoid a continuous white strip and mechanical alternation",
    "heroDescriptions": "Dedicated area that never overlaps artwork, hero copy or other controls"
  },
  "surfaceRoles": {
    "default": "paper",
    "secondary": "mist",
    "engineeringChapter": "depth",
    "richAccent": "oxide",
    "richAccentDeep": "oxide-deep",
    "quote": "paper",
    "cta": "depth"
  },
  "imageRules": {
    "visualLanguage": "Physically plausible mineral surfaces, restrained light, optical depth and precise material junctions",
    "hero": "Preserve original approved iceberg with water, shape and atmosphere",
    "artPerViewport": "One principal material scene or object",
    "pageUse": "One lead illustration; at most one small supporting material accent when justified; client work and people take priority",
    "paletteBoundary": "Natural image colors stay within imagery; never derive a new warm, sand or metal UI palette",
    "metal": "Rare satin brass detail only; no brass words, headings, repeated gold controls or full gold surfaces",
    "reusability": "Use alternate crops without distortion; preserve the defining edge or junction; avoid repeating one crop in adjacent sections",
    "copyPlacement": "Keep copy away from active texture; full-width heading with subtitle below, semantic line wraps, no lone final word",
    "delivery": "Use only the selected WebP files on each page, with dimensions and lazy loading below the fold"
  },
  "materialLibrary": {
    "sourceDirectory": "materials/",
    "webDirectory": "assets/",
    "role": "Supporting editorial illustrations and service imagery, not replacements for the approved homepage iceberg or real case images",
    "items": [
      {
        "slug": "basalt-foundation",
        "name": "Basalt Foundation",
        "asset": "assets/material-basalt-foundation.webp",
        "family": "basalt",
        "use": [
          "reliability",
          "data protection",
          "support",
          "engineering foundations"
        ],
        "avoid": [
          "new mountain hero",
          "repeating heavy rocks in every section"
        ]
      },
      {
        "slug": "brass-joint",
        "name": "Brass Joint",
        "asset": "assets/material-brass-joint.webp",
        "family": "satin brass detail",
        "use": [
          "integrations",
          "connected systems",
          "precise interfaces"
        ],
        "avoid": [
          "gears",
          "gold CRM diagrams",
          "many competing metal parts"
        ]
      },
      {
        "slug": "oxide-relief",
        "name": "Oxide Relief",
        "asset": "assets/material-oxide-relief.webp",
        "family": "mineral Oxide",
        "use": [
          "studio approach",
          "strategy",
          "editorial chapter"
        ],
        "avoid": [
          "pink tint",
          "bright red",
          "luxury real estate interiors"
        ]
      },
      {
        "slug": "dune-strata",
        "name": "Dune Strata",
        "asset": "assets/material-dune-strata.webp",
        "family": "restrained sand relief",
        "use": [
          "research",
          "product evolution",
          "knowledge layers",
          "chapter transition"
        ],
        "avoid": [
          "beige UI palette",
          "sunset",
          "tourism scene",
          "replacing iceberg"
        ]
      },
      {
        "slug": "brass-fold",
        "name": "Brass Fold",
        "asset": "assets/material-brass-fold.webp",
        "family": "satin brass detail",
        "use": [
          "bespoke development",
          "craft",
          "interface precision"
        ],
        "avoid": [
          "second metal",
          "gold section backgrounds",
          "plastic 3D ribbons"
        ]
      },
      {
        "slug": "mineral-interface",
        "name": "Mineral Interface",
        "asset": "assets/material-mineral-interface.webp",
        "family": "mineral junction",
        "use": [
          "solution architecture",
          "product logic",
          "visible interface and internal foundation"
        ],
        "avoid": [
          "fabricated client interface",
          "fake metrics",
          "pseudo-code"
        ]
      }
    ]
  }
}