/**
 * CyclistsHub Design System - CSS Variables
 * Version: 1.0
 * Date: 2026-03-09
 *
 * ⚠️ MASTER COPY - This is the source of truth
 * Location: _design-system/ch-variables.css
 *
 * When starting a new project:
 * 1. Copy this file to your project folder
 * 2. Customize as needed for your project
 * 3. Each project maintains its own independent copy
 *
 * Import this file at the top of your stylesheet:
 * <link rel="stylesheet" href="ch-variables.css">
 */

:root {
    /* ===== COLOR PALETTE ===== */

    /* Primary Colors */
    --color-main: #1d3461;        /* Primary dark blue */
    --color-medium: #247ba0;      /* Medium blue */
    --color-light: #e7f8ff;       /* Light blue */
    --color-cta: #ff1861;         /* Call-to-action pink/red */

    /* Neutral Colors */
    --color-bg: #ffffff;          /* White background */
    --color-text: #1d3461;        /* Primary text */
    --color-text-light: #6b7280;  /* Secondary text */
    --color-border: #e5e7eb;      /* Borders */
    --color-hover: #f3f4f6;       /* Hover states */

    /* ===== SHADOWS ===== */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);

    /* ===== SPACING (Responsive) ===== */
    --spacing-xs: clamp(0.25rem, 0.5vw, 0.5rem);     /* 4-8px */
    --spacing-sm: clamp(0.5rem, 1vw, 1rem);          /* 8-16px */
    --spacing-md: clamp(1rem, 2vw, 1.5rem);          /* 16-24px */
    --spacing-lg: clamp(1.5rem, 3vw, 3rem);          /* 24-48px */

    /* ===== TYPOGRAPHY (Responsive) ===== */
    --font-size-base: clamp(0.875rem, 0.75rem + 0.5vw, 1rem);
    --font-size-lg: clamp(1rem, 0.875rem + 0.5vw, 1.25rem);
    --font-size-xl: clamp(1.25rem, 1rem + 1vw, 2rem);

    /* Font Family */
    font-family: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI',
                 Oxygen, Ubuntu, Cantarell, 'Fira Sans', 'Droid Sans',
                 'Helvetica Neue', sans-serif;

    /* Font Smoothing */
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;

    /* Base Typography Settings */
    line-height: 1.5;
    font-weight: 400;
}

/* ===== GLOBAL RESETS ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    overflow-x: hidden;
    max-width: 100vw;
}

body {
    margin: 0;
    background: var(--color-bg);
    color: var(--color-text);
    min-height: 100vh;
    overflow-x: hidden;
    max-width: 100vw;
}

/* ===== CUSTOM SCROLLBARS ===== */
::-webkit-scrollbar {
    width: 12px;
    height: 12px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: var(--color-main);
    border-radius: 0;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-medium);
}

/* Firefox */
* {
    scrollbar-width: thin;
    scrollbar-color: var(--color-main) #f1f1f1;
}

/* ===== SELECTION COLOR ===== */
::selection {
    background: var(--color-medium);
    color: #ffffff;
}

/* ===== UTILITY CLASSES ===== */

/* Containers */
.container {
    width: 100%;
    max-width: 100%;
    margin: 0 auto;
    padding: 0 1rem;
    box-sizing: border-box;
}

.container-standard {
    max-width: 1400px;
}

.container-wide {
    max-width: 1800px;
}

/* Cards/Sections */
.card {
    background: #ffffff;
    border-radius: 0;
    padding: 1rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
    width: 100%;
    box-sizing: border-box;
}

@media (min-width: 1400px) {
    .card {
        padding: 1.25rem;
    }
}

/* Text Utilities */
.text-main { color: var(--color-main); }
.text-medium { color: var(--color-medium); }
.text-light { color: var(--color-text-light); }
.text-cta { color: var(--color-cta); }

/* Background Utilities */
.bg-main { background-color: var(--color-main); }
.bg-light { background-color: var(--color-light); }
.bg-hover { background-color: var(--color-hover); }

/* Spacing Utilities */
.gap-xs { gap: var(--spacing-xs); }
.gap-sm { gap: var(--spacing-sm); }
.gap-md { gap: var(--spacing-md); }
.gap-lg { gap: var(--spacing-lg); }

.p-xs { padding: var(--spacing-xs); }
.p-sm { padding: var(--spacing-sm); }
.p-md { padding: var(--spacing-md); }
.p-lg { padding: var(--spacing-lg); }

.m-xs { margin: var(--spacing-xs); }
.m-sm { margin: var(--spacing-sm); }
.m-md { margin: var(--spacing-md); }
.m-lg { margin: var(--spacing-lg); }