/* Tier 1 — primitives. Raw values only. Never use directly in components; use semantic tokens. */
:root{
/* Petróleo — primary hue (≈215°). Deep, calm, technical. */
--bh-petrol-50:#EEF5F7;--bh-petrol-100:#D7E8ED;--bh-petrol-200:#AFD0D9;--bh-petrol-300:#7FB1C0;--bh-petrol-400:#4F90A3;--bh-petrol-500:#2D7288;--bh-petrol-600:#1C5C70;--bh-petrol-700:#144859;--bh-petrol-800:#103A48;--bh-petrol-900:#0C2C37;--bh-petrol-950:#071C24;
/* Naranja Valencia — single accent. Marks, focus, highlights. Not for body text below 700. */
--bh-naranja-50:#FFF4EE;--bh-naranja-100:#FFE4D4;--bh-naranja-200:#FFC9A8;--bh-naranja-300:#FFAA7A;--bh-naranja-400:#FF8A4C;--bh-naranja-500:#F26A2A;--bh-naranja-600:#E5541C;--bh-naranja-700:#B8410F;--bh-naranja-800:#8A3210;--bh-naranja-900:#4A1C0B;
/* Neutral "tinta" — tinted toward petrol, never pure grey. */
--bh-neutral-0:#FFFFFF;--bh-neutral-25:#FAFBFC;--bh-neutral-50:#F4F7F8;--bh-neutral-100:#EBF0F2;--bh-neutral-200:#DCE3E6;--bh-neutral-300:#C3CDD2;--bh-neutral-400:#84939A;--bh-neutral-500:#5E6E76;--bh-neutral-600:#4E5E66;--bh-neutral-700:#38474E;--bh-neutral-800:#243238;--bh-neutral-900:#162126;--bh-neutral-950:#0C1518;
/* Dark-theme neutrals (petrol-black). */
--bh-night-0:#081013;--bh-night-50:#0B1519;--bh-night-100:#0F1C21;--bh-night-200:#122228;--bh-night-300:#16272D;--bh-night-400:#1A2B31;--bh-night-500:#22343B;--bh-night-600:#5E7078;--bh-night-700:#7A8C94;--bh-night-800:#8597A0;--bh-night-850:#A9B8BF;--bh-night-900:#E8EEF0;--bh-night-950:#F4F8F9;
/* Semantic hues */
--bh-green-50:#EDF7F1;--bh-green-200:#B5DEC6;--bh-green-300:#5CC48F;--bh-green-600:#1D7A4C;--bh-green-700:#165E3B;--bh-green-900:#0F2A1E;--bh-green-800:#1F5A3D;
--bh-amber-50:#FDF5E6;--bh-amber-200:#F3D79C;--bh-amber-300:#F2B544;--bh-amber-600:#9A5B06;--bh-amber-700:#7A4805;--bh-amber-900:#2E2208;--bh-amber-800:#5C430F;
--bh-red-50:#FDF0EF;--bh-red-200:#F5C2BD;--bh-red-300:#FF8A80;--bh-red-600:#B42318;--bh-red-700:#912018;--bh-red-900:#331513;--bh-red-800:#6B231D;
/* Type families */
--bh-font-sans:"Instrument Sans",ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;
--bh-font-mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}