:root{
/* ============================================================
   OFFICIAL PALETTE — Manual de Identidade Visual, p.10
   Only these four colours are brand colours.
   ============================================================ */
--green-primary:#315722; /* CMYK 68 43 78 40 · RGB 49 87 34 — "uma alusão direta a nossa matéria-prima que é a azeitona" */
--sage:#B1AD82;          /* CMYK 34 24 53 6 · RGB 176 173 130 */
--white:#FFFFFF;         /* CMYK 0 0 0 0 */
--black:#1D1D1B;         /* CMYK 0 0 0 100 */

/* ------------------------------------------------------------
   DERIVED STEPS (not in the manual — tints/shades of the four
   above, for interface states and surfaces only)
   ------------------------------------------------------------ */
--green-900:#16280F;--green-800:#223D17;--green-700:var(--green-primary);--green-600:#3C6A2A;
--green-500:#4C8236;--green-400:#6B9B57;--green-300:#96BB85;--green-200:#C6D8BC;--green-100:#DFE8D8;--green-50:#F0F4EC;
--sage-700:#6E6B4A;--sage-600:#8C8863;--sage-500:var(--sage);--sage-300:#CBC8A8;--sage-200:#DFDCC6;--sage-100:#EFEDE0;
--paper-0:var(--white);--paper-50:#FBFAF6;--paper-100:#F4F2EA;
--ink-900:var(--black);--ink-700:#3A3A36;--ink-500:#6B6B64;--ink-400:#8E8E86;

/* Functional alert colour — NOT a brand colour, used only for
   destructive/error feedback where green would be ambiguous. */
--alert:#A3341F;--alert-surface:#F6E7E2;

/* ------------------------------------------------------------
   SEMANTIC ALIASES
   ------------------------------------------------------------ */
--brand-primary:var(--green-primary);--brand-primary-hover:var(--green-800);--brand-primary-active:var(--green-900);
--brand-accent:var(--sage);--brand-accent-soft:var(--sage-100);
--surface-page:var(--paper-50);--surface-card:var(--white);--surface-sunken:var(--paper-100);
--surface-accent:var(--sage-100);--surface-inverse:var(--green-primary);--surface-inverse-deep:var(--green-900);
--text-heading:var(--green-primary);--text-body:var(--ink-700);--text-muted:var(--ink-500);
--text-on-inverse:var(--white);--text-on-inverse-muted:var(--green-200);
--text-accent:var(--sage-700);--text-link:var(--green-primary);--text-link-hover:var(--sage-700);
--border-subtle:var(--sage-200);--border-strong:var(--sage-300);--border-inverse:rgba(255,255,255,.3);--border-focus:var(--green-500);
--state-success:var(--green-500);--state-success-surface:var(--green-50);
--state-warning:var(--sage-700);--state-warning-surface:var(--sage-100);
--state-danger:var(--alert);--state-danger-surface:var(--alert-surface);
--state-info:var(--green-600);--state-info-surface:var(--green-50);
}