/**
 * CSS Custom Properties (Variables) - Professional Animated Landing Page
 * 
 * Centralized color palette, typography, spacing, and animation variables.
 * All design tokens are defined here for easy maintenance and theming.
 */

:root {
    /* ===== COLOR PALETTE ===== */
    
    /* Primary Colors */
    --color-primary: #002B73;           /* Primary Blue */
    --color-primary-light: #DCE8FF;    /* Light Blue */
    --color-primary-dark: #79A8F7;     /* Dark Shade Blue */
    --color-partner: #001B4F;          /* Partner Blue */
    --color-secondary-background-blue: #DCF2FC;          /* Secondary Blue */
    
    /* Neutral Colors */
    --color-white: #FFFFFF;
    --color-black: #000000;
    --color-text-primary: #000000;
    --color-text-secondary: #666666;
    --color-text-light: #999999;
    
    /* Background Colors */
    --color-background: #FFFFFF;
    --color-background-alt: #F8F9FA;
    --color-background-dark: #021333;
    
    /* ===== GRADIENTS ===== */
    
    /* Gold Gradient - Primary accent gradient */
    --gradient-gold: linear-gradient(90deg, 
        #BF933A 0%, 
        #FFF8AD 13.4%, 
        #C79F47 23.59%, 
        #F9EFA3 50.87%, 
        #EAD888 60.33%, 
        #DEC471 70.82%, 
        #D9BC68 77.37%, 
        #FFF8AD 86.54%, 
        #C79F47 100%
    );
    
    /* Blue Gradient - Primary background gradient */
    --gradient-blue: linear-gradient(180deg, 
        #002469 0%, 
        #021333 100%
    );
    
    /* Secondary Blue Gradient */
    --gradient-blue-secondary: linear-gradient(180deg, 
        #08307D 0%, 
        #021333 100%
    );
    
    /* Banner Text Gradient */
    --gradient-banner-text: linear-gradient(180deg, 
        #08307D 0%, 
        #021333 100%
    );
    
    /* Banner Card Gradient */
    --gradient-banner-card: linear-gradient(180deg, 
        #05162F 0%, 
        #02318D 100%
    );
    
    /* Icons Golden Gradient */
    --gradient-icons: linear-gradient(90deg, 
        #FFEECC 4.29%, 
        #AD9515 97.5%
    );
    
    /* Button Text Gradient */
    --gradient-button-text: linear-gradient(90deg, 
        #FFEECC 4.29%, 
        #AD9515 97.5%
    );
    
    /* ===== TYPOGRAPHY ===== */
    
    /* Font Families */
    /* --font-heading: 'Abhaya Libre', serif; */
    --font-heading: 'Polymath', sans-serif;
    --font-body: 'Polymath', sans-serif;
    --font-button: 'Poppins', sans-serif;
    
    /* Font Weights */
    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extra-bold: 800;
    --font-weight-black: 900;
    
    /* Font Sizes - Fluid Typography Scale */
    --font-size-xs: clamp(12px, 0.75rem, 14px);    /* 12px - 14px */
    --font-size-sm: clamp(14px, 0.875rem, 16px);   /* 14px - 16px */
    --font-size-base: clamp(16px, 1rem, 18px);     /* 16px - 18px */
    --font-size-lg: clamp(18px, 1.125rem, 20px);   /* 18px - 20px */
    --font-size-xl: clamp(20px, 1.25rem, 24px);    /* 20px - 24px */
    --font-size-xxl: clamp(22px, 1.375rem, 28px);    /* 22px - 28px */
    --font-size-2xl: clamp(24px, 1.5rem, 32px);     /* 24px - 32px */
    --font-size-3lg: clamp(28px, 1.75rem, 36px);    /* 28px - 36px */
    --font-size-3xl: clamp(30px, 1.875rem, 40px);   /* 30px - 40px */
    --font-size-4xl: clamp(36px, 2.25rem, 48px);    /* 36px - 48px */
    --font-size-5xl: clamp(48px, 3rem, 64px);       /* 48px - 64px */
    --font-size-6xl: clamp(60px, 3.75rem, 80px);     /* 60px - 80px */
    --font-size-banner-prefix: 32px;                /* Banner prefix size */
    --font-size-banner-main: 96px;                  /* Banner main headline size */
    --font-size-banner-description: 24px;           /* Banner description size */
    --font-size-banner-suffix: 32px;                /* Banner suffix size */
    --font-size-button-text: 24.71px;               /* Button text size */
    --font-size-card-small: 28px;                   /* Card small text size */
    --font-size-card-big: 156px;                    /* Card big text size */
    
    /* New Banner Typography */
    --font-size-banner-heading-medium: clamp(36px, 4vw, 48px);  /* Banner heading medium */
    --font-size-banner-heading-bold: clamp(42px, 4.5vw, 56px);  /* Banner heading bold */
    --font-size-banner-desc: clamp(18px, 2vw, 22px);            /* Banner description */
    --font-size-apply-btn: 16px;                                 /* Apply button text */
    
    /* Easy Steps Section Typography */
    --font-size-easysteps-heading: 60px;           /* Easy Steps main heading */
    --font-size-easysteps-content: 24px;           /* Easy Steps right content */
    --font-size-easysteps-col-heading: 36px;       /* Column headings */
    --font-size-easysteps-col-content: 24px;       /* Column content */
    
    /* Ownership Section */
    --font-size-ownership-heading: 72px;           /* Ownership main heading */
    --font-size-ownership-text: 20px;              /* Ownership intro text */
    --font-size-ownership-card-heading: 28px;      /* Ownership card headings */
    --font-size-ownership-card-text: 18px;         /* Ownership card text */
    --font-size-step-number: 36px;                 /* Step counter numbers (inactive) */
    --font-size-step-number-active: 48px;          /* Step counter numbers (active) */
    --font-size-step-label: 36px;                  /* Step labels */
    --color-ownership-blue: #123985;               /* Ownership blue color */
    --color-ownership-gold: #FFC93F;               /* Ownership gold color */
    --color-ownership-gold-dark: #DCAE26;           /* Ownership gold dark color */
    --color-step-circle: #FFFFFF;                  /* Step circle color */
    
    /* Line Heights */
    --line-height-tight: 1.1;
    --line-height-snug: 1.2;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.6;
    --line-height-loose: 1.8;
    
    /* ===== SPACING SYSTEM ===== */
    
    /* Spacing Scale - Fluid spacing with clamp() */
    --space-0: 0;
    --space-1: clamp(2px, 0.25rem, 4px);   /* 2px - 4px */
    --space-2: clamp(4px, 0.5rem, 8px);     /* 4px - 8px */
    --space-3: clamp(6px, 0.75rem, 12px);  /* 6px - 12px */
    --space-4: clamp(8px, 1rem, 16px);     /* 8px - 16px */
    --space-5: clamp(10px, 1.25rem, 20px); /* 10px - 20px */
    --space-6: clamp(12px, 1.5rem, 24px);  /* 12px - 24px */
    --space-7: clamp(14px, 1.75rem, 28px);  /* 14px - 28px */
    --space-8: clamp(16px, 2rem, 32px);    /* 16px - 32px */
    --space-10: clamp(20px, 2.5rem, 40px); /* 20px - 40px */
    --space-12: clamp(24px, 3rem, 48px);   /* 24px - 48px */
    --space-16: clamp(32px, 4rem, 64px);   /* 32px - 64px */
    --space-20: clamp(40px, 5rem, 80px);   /* 40px - 80px */
    --space-24: clamp(48px, 6rem, 96px);   /* 48px - 96px */
    --space-32: clamp(64px, 8rem, 128px);  /* 64px - 128px */
    --space-40: clamp(80px, 10rem, 160px); /* 80px - 160px */
    --space-48: clamp(96px, 12rem, 192px); /* 96px - 192px */
    --space-56: clamp(112px, 14rem, 224px); /* 112px - 224px */
    --space-64: clamp(128px, 16rem, 256px); /* 128px - 256px */
    
    /* ===== BUTTON SPECIFIC SPACING ===== */
    --btn-padding-primary: clamp(16px, 20px, 24px) clamp(32px, 42px, 48px);     /* Primary button padding */
    --btn-padding-secondary: clamp(16px, 20px, 24px) clamp(24px, 30px, 36px);   /* Secondary button padding */
    --btn-padding-partner: clamp(18px, 1.125rem, 18px) clamp(30px, 1.875rem, 30px); /* Partner button padding */
    --btn-padding-apply: 20px 42px; /* Apply Now button padding */
    
    /* ===== LAYOUT ===== */
    
    /* Container Padding - Base mobile padding */
    --container-padding-mobile: 20px; /* Base mobile padding */
    --container-padding-desktop: clamp(20px, 5.3vw, 100px); /* Base desktop padding */
    
    /* Breakpoints */
    --breakpoint-sm: 640px;
    --breakpoint-md: 768px;
    --breakpoint-lg: 1024px;
    --breakpoint-xl: 1280px;
    --breakpoint-2xl: 1536px;
    
    /* ===== ANIMATION TIMING ===== */
    
    /* Duration */
    --duration-fast: 0.15s;
    --duration-normal: 0.3s;
    --duration-slow: 0.5s;
    --duration-slower: 0.75s;
    --duration-slowest: 1s;
    
    /* Easing Functions */
    --ease-linear: linear;
    --ease-in: cubic-bezier(0.4, 0, 1, 1);
    --ease-out: cubic-bezier(0, 0, 0.2, 1);
    --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
    --ease-bounce: cubic-bezier(0.68, -0.55, 0.265, 1.55);
    --ease-elastic: cubic-bezier(0.175, 0.885, 0.32, 1.275);
    
    /* ===== SHADOWS ===== */
    
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-base: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    
    /* ===== BORDER RADIUS ===== */
    
    --radius-none: 0;
    --radius-sm: 0.125rem;   /* 2px */
    --radius-base: 0.25rem;  /* 4px */
    --radius-md: 0.375rem;   /* 6px */
    --radius-lg: 0.5rem;     /* 8px */
    --radius-xl: 0.75rem;    /* 12px */
    --radius-2xl: 1rem;      /* 16px */
    --radius-3xl: 1.5rem;    /* 24px */
    --radius-60: 2rem;        /* 60px */
    --radius-full: 9999px;
    
    /* ===== Z-INDEX SCALE ===== */
    
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
    --z-toast: 1080;
}

/* Dark mode variables (for future implementation) */
/* @media (prefers-color-scheme: dark) {
    :root {
        --color-background: #021333;
        --color-background-alt: #08307D;
        --color-text-primary: #FFFFFF;
        --color-text-secondary: #DCE8FF;
        --color-text-light: #79A8F7;
    }
} */