/* ==========================================================================
   MUSCLE PUMP STORE - DESIGN TOKENS (Premium White Theme)
   Author: Ahmed Moharam & Antigravity pair programming
   Reference Style: super-eg.com (High-Performance Crimson & White Layout)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;500;600;700;800;900&family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=Cairo:wght@400;600;700;800;900&display=swap');

:root {
    /* --- COLOR PALETTE (Premium Light & Crimson Athletic) --- */
    --color-bg-primary: #ffffff;        /* Pure white background */
    --color-bg-secondary: #f8f9fa;      /* Clean off-white surface */
    --color-bg-tertiary: #f1f3f5;       /* Dynamic contrast light grey */
    --color-surface-card: #ffffff;      /* Card backgrounds */
    --color-surface-glass: rgba(255, 255, 255, 0.85); /* Frost glass */
    
    /* Vibrant Lime Athletic Accents */
    --color-primary: #7CE41C;           /* High-vibrancy Athletic Green */
    --color-primary-hover: #62b811;     /* Darker athletic green */
    --color-primary-glow: rgba(124, 228, 28, 0.08); /* Soft ambient green aura */
    --color-primary-glow-strong: rgba(124, 228, 28, 0.25);
    
    /* Status & Alerts */
    --color-sale: #7CE41C;              /* Uniform athletic green for sale */
    --color-success: #10b981;           /* Stock OK */
    --color-warning: #f59e0b;           /* Low stock */
    --color-danger: #ef4444;            /* Out of stock */
    
    /* Neutrals */
    --color-text-dark: #0f172a;         /* High contrast Slate Dark */
    --color-text-muted: #64748b;        /* Cool grey body text */
    --color-text-white: #ffffff;
    --color-border-clean: #e2e8f0;      /* Perfect light grey border */
    --color-border-clean-hover: #cbd5e1;
    --color-rating-gold: #fbbf24;
    
    /* --- TYPOGRAPHY SCALE --- */
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Plus Jakarta Sans', sans-serif;
    
    /* Font Sizes */
    --font-size-xs: 0.75rem;     /* 12px */
    --font-size-sm: 0.875rem;    /* 14px */
    --font-size-base: 1rem;      /* 16px */
    --font-size-lg: 1.125rem;    /* 18px */
    --font-size-xl: 1.25rem;     /* 20px */
    --font-size-2xl: 1.5rem;     /* 24px */
    --font-size-3xl: 1.875rem;    /* 30px */
    --font-size-4xl: 2.25rem;     /* 36px */
    --font-size-5xl: 3rem;        /* 48px */
    --font-size-6xl: 3.75rem;     /* 60px */
    
    /* Font Weights */
    --font-weight-light: 300;
    --font-weight-regular: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-black: 800;

    /* --- LAYOUT & SPACING --- */
    --spacing-xs: 0.25rem;       /* 4px */
    --spacing-sm: 0.5rem;        /* 8px */
    --spacing-md: 1rem;          /* 16px */
    --spacing-lg: 1.5rem;        /* 24px */
    --spacing-xl: 2rem;          /* 32px */
    --spacing-2xl: 3rem;         /* 48px */
    --spacing-3xl: 4rem;         /* 64px */
    
    /* Grid Containers */
    --container-max-width: 1400px;
    --grid-gap: 1.5rem;
    
    /* --- BORDERS & EFFECTS --- */
    --radius-xs: 4px;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-full: 9999px;
    
    /* Soft Elevation Shadows (Super EG Clean Style) */
    --glass-blur: blur(20px);
    --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.04);
    --shadow-md: 0 10px 30px rgba(15, 23, 42, 0.05);
    --shadow-lg: 0 20px 50px rgba(15, 23, 42, 0.08);
    --shadow-glow: 0 8px 25px var(--color-primary-glow-strong);
    
    /* --- TRANSITIONS --- */
    --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-spring: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}