/**
 * static/css/web-variables.css
 * CSS custom properties for Solutec Canarias public website.
 * Brand colors extracted from logo SVGs.
 */

:root {
	/* ==========================================
	   BRAND COLORS
	   Primary: Orange-Red (#ff3300) - Energy, urgency, safety
	   Secondary: Navy Blue (#333663) - Trust, professionalism
	   ========================================== */

	/* Primary - Orange-Red (from logo circle and "TEC") */
	--sol-web-primary: #ff3300;
	--sol-web-primary-rgb: 255, 51, 0;
	--sol-web-primary-dark: #cc2900;
	--sol-web-primary-light: #ff6633;
	--sol-web-primary-subtle: rgba(255, 51, 0, 0.08);

	/* Secondary - Navy Blue (from "SOLUT" block) */
	--sol-web-secondary: #333663;
	--sol-web-secondary-rgb: 51, 54, 99;
	--sol-web-secondary-dark: #252747;
	--sol-web-secondary-light: #4a4d7a;
	--sol-web-secondary-subtle: rgba(51, 54, 99, 0.08);

	/* ==========================================
	   NEUTRAL COLORS
	   ========================================== */
	--sol-web-white: #ffffff;
	--sol-web-black: #0a0a0a;

	/* Gray scale */
	--sol-web-gray-50: #fafafa;
	--sol-web-gray-100: #f5f5f5;
	--sol-web-gray-200: #e5e5e5;
	--sol-web-gray-300: #d4d4d4;
	--sol-web-gray-400: #a3a3a3;
	--sol-web-gray-500: #737373;
	--sol-web-gray-600: #525252;
	--sol-web-gray-700: #404040;
	--sol-web-gray-800: #262626;
	--sol-web-gray-900: #171717;

	/* ==========================================
	   SEMANTIC COLORS
	   ========================================== */
	--sol-web-success: #22c55e;
	--sol-web-success-bg: #dcfce7;
	--sol-web-warning: #f59e0b;
	--sol-web-warning-bg: #fef3c7;
	--sol-web-danger: #ef4444;
	--sol-web-danger-bg: #fee2e2;
	--sol-web-info: #3b82f6;
	--sol-web-info-bg: #dbeafe;

	/* ==========================================
	   TEXT COLORS
	   ========================================== */
	--sol-web-text: #1a1a1a;
	--sol-web-text-secondary: #4a4a4a;
	--sol-web-text-muted: #6b6b6b;
	--sol-web-text-light: #9a9a9a;
	--sol-web-text-on-primary: #ffffff;
	--sol-web-text-on-secondary: #ffffff;

	/* ==========================================
	   BACKGROUNDS
	   ========================================== */
	--sol-web-bg: #ffffff;
	--sol-web-bg-alt: #f8f9fa;
	--sol-web-bg-subtle: #f1f3f5;
	--sol-web-bg-muted: #e9ecef;

	/* ==========================================
	   BORDERS
	   ========================================== */
	--sol-web-border: #e5e7eb;
	--sol-web-border-light: #f3f4f6;
	--sol-web-border-dark: #d1d5db;

	/* ==========================================
	   TYPOGRAPHY
	   ========================================== */

	/* Font families */
	--sol-web-font-heading: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
	--sol-web-font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
	--sol-web-font-mono: 'SF Mono', 'Fira Code', 'Fira Mono', Menlo, Monaco, monospace;

	/* Font sizes - fluid typography */
	--sol-web-text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
	--sol-web-text-sm: clamp(0.875rem, 0.8rem + 0.3vw, 1rem);
	--sol-web-text-base: clamp(1rem, 0.9rem + 0.4vw, 1.125rem);
	--sol-web-text-lg: clamp(1.125rem, 1rem + 0.5vw, 1.25rem);
	--sol-web-text-xl: clamp(1.25rem, 1.1rem + 0.6vw, 1.5rem);
	--sol-web-text-2xl: clamp(1.5rem, 1.2rem + 1vw, 2rem);
	--sol-web-text-3xl: clamp(1.875rem, 1.4rem + 1.5vw, 2.5rem);
	--sol-web-text-4xl: clamp(2.25rem, 1.6rem + 2vw, 3rem);
	--sol-web-text-5xl: clamp(3rem, 2rem + 3vw, 4rem);
	--sol-web-text-6xl: clamp(3.75rem, 2.5rem + 4vw, 5rem);

	/* Font weights */
	--sol-web-font-light: 300;
	--sol-web-font-normal: 400;
	--sol-web-font-medium: 500;
	--sol-web-font-semibold: 600;
	--sol-web-font-bold: 700;
	--sol-web-font-extrabold: 800;

	/* Line heights */
	--sol-web-leading-none: 1;
	--sol-web-leading-tight: 1.25;
	--sol-web-leading-snug: 1.375;
	--sol-web-leading-normal: 1.5;
	--sol-web-leading-relaxed: 1.625;
	--sol-web-leading-loose: 2;

	/* Letter spacing */
	--sol-web-tracking-tighter: -0.05em;
	--sol-web-tracking-tight: -0.025em;
	--sol-web-tracking-normal: 0;
	--sol-web-tracking-wide: 0.025em;
	--sol-web-tracking-wider: 0.05em;
	--sol-web-tracking-widest: 0.1em;

	/* ==========================================
	   SPACING (8px base)
	   ========================================== */
	--sol-web-space-px: 1px;
	--sol-web-space-0: 0;
	--sol-web-space-0-5: 0.125rem;  /* 2px */
	--sol-web-space-1: 0.25rem;     /* 4px */
	--sol-web-space-1-5: 0.375rem;  /* 6px */
	--sol-web-space-2: 0.5rem;      /* 8px */
	--sol-web-space-2-5: 0.625rem;  /* 10px */
	--sol-web-space-3: 0.75rem;     /* 12px */
	--sol-web-space-3-5: 0.875rem;  /* 14px */
	--sol-web-space-4: 1rem;        /* 16px */
	--sol-web-space-5: 1.25rem;     /* 20px */
	--sol-web-space-6: 1.5rem;      /* 24px */
	--sol-web-space-7: 1.75rem;     /* 28px */
	--sol-web-space-8: 2rem;        /* 32px */
	--sol-web-space-9: 2.25rem;     /* 36px */
	--sol-web-space-10: 2.5rem;     /* 40px */
	--sol-web-space-11: 2.75rem;    /* 44px */
	--sol-web-space-12: 3rem;       /* 48px */
	--sol-web-space-14: 3.5rem;     /* 56px */
	--sol-web-space-16: 4rem;       /* 64px */
	--sol-web-space-20: 5rem;       /* 80px */
	--sol-web-space-24: 6rem;       /* 96px */
	--sol-web-space-28: 7rem;       /* 112px */
	--sol-web-space-32: 8rem;       /* 128px */

	/* ==========================================
	   LAYOUT
	   ========================================== */

	/* Container widths */
	--sol-web-container-sm: 640px;
	--sol-web-container-md: 768px;
	--sol-web-container-lg: 1024px;
	--sol-web-container-xl: 1280px;
	--sol-web-container-2xl: 1400px;

	/* Section padding (responsive) */
	--sol-web-section-py: clamp(3rem, 5vw, 6rem);
	--sol-web-section-px: clamp(1rem, 3vw, 2rem);

	/* ==========================================
	   BORDERS & RADIUS
	   ========================================== */
	--sol-web-radius-none: 0;
	--sol-web-radius-sm: 0.25rem;   /* 4px */
	--sol-web-radius-md: 0.375rem;  /* 6px */
	--sol-web-radius-lg: 0.5rem;    /* 8px */
	--sol-web-radius-xl: 0.75rem;   /* 12px */
	--sol-web-radius-2xl: 1rem;     /* 16px */
	--sol-web-radius-3xl: 1.5rem;   /* 24px */
	--sol-web-radius-full: 9999px;

	/* ==========================================
	   SHADOWS
	   ========================================== */
	--sol-web-shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
	--sol-web-shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
	--sol-web-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
	--sol-web-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
	--sol-web-shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
	--sol-web-shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
	--sol-web-shadow-inner: inset 0 2px 4px 0 rgba(0, 0, 0, 0.05);

	/* Brand shadows (with color) */
	--sol-web-shadow-primary: 0 4px 14px 0 rgba(255, 51, 0, 0.3);
	--sol-web-shadow-secondary: 0 4px 14px 0 rgba(51, 54, 99, 0.3);

	/* ==========================================
	   TRANSITIONS
	   ========================================== */
	--sol-web-ease-default: cubic-bezier(0.4, 0, 0.2, 1);
	--sol-web-ease-in: cubic-bezier(0.4, 0, 1, 1);
	--sol-web-ease-out: cubic-bezier(0, 0, 0.2, 1);
	--sol-web-ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
	--sol-web-ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);

	--sol-web-duration-75: 75ms;
	--sol-web-duration-100: 100ms;
	--sol-web-duration-150: 150ms;
	--sol-web-duration-200: 200ms;
	--sol-web-duration-300: 300ms;
	--sol-web-duration-500: 500ms;
	--sol-web-duration-700: 700ms;
	--sol-web-duration-1000: 1000ms;

	/* ==========================================
	   Z-INDEX SCALE
	   ========================================== */
	--sol-web-z-behind: -1;
	--sol-web-z-base: 0;
	--sol-web-z-docked: 10;
	--sol-web-z-dropdown: 1000;
	--sol-web-z-sticky: 1020;
	--sol-web-z-banner: 1030;
	--sol-web-z-overlay: 1040;
	--sol-web-z-modal: 1050;
	--sol-web-z-popover: 1060;
	--sol-web-z-tooltip: 1070;
	--sol-web-z-toast: 1080;

	/* ==========================================
	   HEADER & NAVIGATION
	   ========================================== */
	--sol-web-header-height: 80px;
	--sol-web-header-height-scrolled: 64px;
	--sol-web-nav-item-gap: var(--sol-web-space-6);

	/* ==========================================
	   GRADIENTS
	   ========================================== */
	--sol-web-gradient-primary: linear-gradient(135deg, var(--sol-web-primary) 0%, var(--sol-web-primary-dark) 100%);
	--sol-web-gradient-secondary: linear-gradient(135deg, var(--sol-web-secondary) 0%, var(--sol-web-secondary-dark) 100%);
	--sol-web-gradient-hero: linear-gradient(135deg, var(--sol-web-secondary) 0%, #1a1b2e 100%);
	--sol-web-gradient-overlay: linear-gradient(to bottom, rgba(0,0,0,0) 0%, rgba(0,0,0,0.7) 100%);

	/* Mesh gradients for creative sections */
	--sol-web-gradient-mesh:
		radial-gradient(at 40% 20%, rgba(255, 51, 0, 0.15) 0px, transparent 50%),
		radial-gradient(at 80% 0%, rgba(51, 54, 99, 0.15) 0px, transparent 50%),
		radial-gradient(at 0% 50%, rgba(255, 102, 51, 0.1) 0px, transparent 50%);
}

/* ==========================================
   DARK MODE (Future-ready)
   ========================================== */
@media (prefers-color-scheme: dark) {
	:root.dark-mode {
		--sol-web-text: #f5f5f5;
		--sol-web-text-secondary: #d4d4d4;
		--sol-web-text-muted: #a3a3a3;
		--sol-web-bg: #0a0a0a;
		--sol-web-bg-alt: #171717;
		--sol-web-bg-subtle: #1a1a1a;
		--sol-web-border: #262626;
		--sol-web-border-light: #1f1f1f;
	}
}

/* ==========================================
   BREAKPOINT MIXINS (for reference in SCSS)
   @media (min-width: 640px)  // sm
   @media (min-width: 768px)  // md
   @media (min-width: 1024px) // lg
   @media (min-width: 1280px) // xl
   @media (min-width: 1400px) // 2xl
   ========================================== */