:root {
	/* Brand Core */
	--rb-brand-primary: #1f4d3d;
	--rb-brand-primary-hover: #17382d;
	--rb-brand-secondary: #6f8b63;
	--rb-brand-secondary-hover: #59704e;
	--rb-brand-accent: #c89b5d;
	--rb-brand-accent-hover: #ae8249;
	--rb-brand-primary-rgb: 31, 77, 61;
	--rb-brand-secondary-rgb: 111, 139, 99;
	--rb-brand-accent-rgb: 200, 155, 93;
	--rb-surface-contrast-rgb: 20, 40, 32;
	--rb-hero-canvas-primary: #2f6a55;
	--rb-hero-canvas-accent: #d8ba8b;

	/* Surfaces */
	--rb-surface-base: #f7f3eb;
	--rb-surface-soft: #efe7da;
	--rb-surface-muted: #ddd0bc;
	--rb-surface-contrast: #142820;
	--rb-surface-overlay: rgba(20, 40, 32, 0.76);
	--rb-surface-soft-fade: rgba(239, 231, 218, 0.92);
	--rb-surface-transparent: rgba(239, 231, 218, 0);
	--rb-surface-base-elevated: rgba(247, 243, 235, 0.94);
	--rb-inverse-soft: rgba(244, 240, 231, 0.82);
	--rb-inverse-strong: rgba(252, 249, 244, 0.95);
	--rb-inverse-mid: rgba(244, 240, 231, 0.88);
	--rb-inverse-link: rgba(244, 240, 231, 0.9);
	--rb-inverse-border: rgba(221, 208, 188, 0.38);
	--rb-inverse-border-soft: rgba(221, 208, 188, 0.2);
	--rb-inverse-hover: rgba(221, 208, 188, 0.16);

	/* Text */
	--rb-text-strong: #20372e;
	--rb-text-body: #55685f;
	--rb-text-muted: #7d8f86;
	--rb-text-inverse: #fcfaf5;
	--rb-text-link: #1f4d3d;

	/* Border & Focus */
	--rb-border-default: #d8ccbc;
	--rb-border-strong: #bfae97;
	--rb-border-soft: #ece4d8;
	--rb-focus-ring: rgba(111, 139, 99, 0.2);

	/* Status */
	--rb-state-success: #4f7a4d;
	--rb-state-success-bg: #edf5ea;
	--rb-state-success-border: rgba(79, 122, 77, 0.32);
	--rb-state-warning: #b68748;
	--rb-state-warning-bg: #fbf1e2;
	--rb-state-danger: #b85648;
	--rb-state-danger-bg: #fdeee9;
	--rb-state-danger-border: rgba(184, 86, 72, 0.32);
	--rb-state-info: #1f4d3d;
	--rb-state-info-bg: #eaf2ee;
	--rb-state-info-border: rgba(31, 77, 61, 0.28);

	/* Radius System */
	--rb-radius-xs: 10px;
	--rb-radius-sm: 10px;
	--rb-radius-md: 10px;
	--rb-radius-lg: 10px;
	--rb-radius-xl: 10px;
	--rb-radius-pill: 10px;

	/* Shadow System */
	--rb-shadow-sm: 0 12px 24px rgba(20, 40, 32, 0.08);
	--rb-shadow-md: 0 22px 44px rgba(31, 77, 61, 0.14);
	--rb-shadow-lg: 0 36px 84px rgba(20, 40, 32, 0.2);

	/* Motion */
	--rb-ease-standard: cubic-bezier(0.25, 0.8, 0.25, 1);
	--rb-duration-fast: 160ms;
	--rb-duration-base: 260ms;
	--rb-duration-slow: 420ms;
	--rb-transition-fast: all var(--rb-duration-fast) var(--rb-ease-standard);
	--rb-transition-base: all var(--rb-duration-base) var(--rb-ease-standard);
	--rb-transition-slow: all var(--rb-duration-slow) var(--rb-ease-standard);

	/* Spacing Scale */
	--rb-space-1: 0.25rem;
	--rb-space-2: 0.5rem;
	--rb-space-3: 0.75rem;
	--rb-space-4: 1rem;
	--rb-space-5: 1.25rem;
	--rb-space-6: 1.5rem;
	--rb-space-8: 2rem;
	--rb-space-10: 2.5rem;
	--rb-space-12: 3rem;
	--rb-space-16: 4rem;
	--rb-space-20: 5rem;

	/* Typography Scale */
	--rb-font-family-base: "Cairo", "Tajawal", "Noto Kufi Arabic", "Segoe UI", Tahoma, Arial, sans-serif;
	--rb-font-size-100: 0.75rem;
	--rb-font-size-200: 0.875rem;
	--rb-font-size-300: 1rem;
	--rb-font-size-400: 1.125rem;
	--rb-font-size-500: 1.25rem;
	--rb-font-size-600: 1.5rem;
	--rb-font-size-700: 1.875rem;
	--rb-font-size-800: 2.25rem;
	--rb-line-height-tight: 1.25;
	--rb-line-height-base: 1.7;

	/* Container Widths */
	--rb-container-sm: 540px;
	--rb-container-md: 720px;
	--rb-container-lg: 960px;
	--rb-container-xl: 1140px;
	--rb-container-2xl: 1320px;

	/* Compatibility Aliases */
	--rb-color-primary: var(--rb-brand-primary);
	--rb-color-secondary: var(--rb-brand-secondary);
	--rb-color-accent: var(--rb-brand-accent);
	--rb-hover-primary: var(--rb-brand-primary-hover);
	--rb-hover-secondary: var(--rb-brand-secondary-hover);
	--rb-hover-accent: var(--rb-brand-accent-hover);
	--rb-bg-base: var(--rb-surface-base);
	--rb-bg-light: var(--rb-surface-soft);
	--rb-bg-dark: var(--rb-surface-contrast);
	--rb-text-dark: var(--rb-text-strong);
	--rb-border-color: var(--rb-border-default);
	--rb-border-hover: var(--rb-border-strong);
}