/*
Theme Name: ApuestaExperto
Theme URI: https://apuestaexperto.com
Description: Premium iGaming affiliate marketing theme for Colombian market. Optimized for casinos and sports betting with perfect SEO, performance, and conversion optimization.
Version: 1.0.0
Author: ApuestaExperto Team
Author URI: https://apuestaexperto.com
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: apuestaexperto
Tags: affiliate, igaming, casino, betting, seo-optimized, mobile-first, performance
*/

/* ========================================================================
   RESET & BASE STYLES
   ======================================================================== */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Color Palette - Premium iGaming theme */
    --primary-color: #FF6B35;
    --primary-dark: #E85A28;
    --secondary-color: #004E89;
    --secondary-dark: #003A66;
    --accent-color: #F7931A; /* Bitcoin orange for crypto focus */
    --success-color: #10B981;
    --warning-color: #F59E0B;
    --danger-color: #EF4444;

    /* RGB values for transparency */
    --primary-rgb: 255, 107, 53;
    --secondary-rgb: 0, 78, 137;
    --success-rgb: 16, 185, 129;
    --danger-rgb: 239, 68, 68;
    --warning-rgb: 245, 158, 11;

    /* Neutrals */
    --dark-bg: #0F172A;
    --dark-card: #1E293B;
    --dark-border: #334155;
    --light-bg: #F8FAFC;
    --light-card: #FFFFFF;
    --light-border: #E2E8F0;

    /* Text colors */
    --text-primary: #1E293B;
    --text-secondary: #64748B;
    --text-muted: #94A3B8;
    --text-white: #FFFFFF;

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-heading: 'Poppins', var(--font-primary);

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;

    /* Border radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;

    /* 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);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;

    /* Container widths */
    --container-sm: 640px;
    --container-md: 768px;
    --container-lg: 1024px;
    --container-xl: 1280px;
    --container-2xl: 1536px;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-primary);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--light-bg);
    overflow-x: hidden;
}

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

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
}

h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
}

h4 {
    font-size: clamp(1.25rem, 2.5vw, 1.5rem);
}

h5 {
    font-size: 1.125rem;
}

h6 {
    font-size: 1rem;
}

p {
    margin-bottom: var(--spacing-md);
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--primary-dark);
}

strong, b {
    font-weight: 700;
}

em, i {
    font-style: italic;
}



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

.container {
    width: 100%;
    max-width: var(--container-xl);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--spacing-md);
    padding-right: var(--spacing-md);
}

.container-wide {
    max-width: var(--container-2xl);
}

.container-narrow {
    max-width: var(--container-lg);
    margin-left: auto;
    margin-right: auto;

}


.section {
    padding: var(--spacing-2xl) 0;
}

.section-sm {
    padding: var(--spacing-xl) 0;
}

.section-lg {
    padding: 5rem 0;
}

/* Grid System */
.grid {
    display: grid;
    gap: var(--spacing-lg);
}

.grid-2 {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid-4 {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

/* Flex Utilities */
.flex {
    display: flex;
}

.flex-center {
    display: flex;
    align-items: center;
    justify-content: center;
}

.flex-between {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.flex-col {
    display: flex;
    flex-direction: column;
}

.gap-sm { gap: var(--spacing-sm); }
.gap-md { gap: var(--spacing-md); }
.gap-lg { gap: var(--spacing-lg); }

/* ========================================================================
   BUTTONS & CTAs
   ======================================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 1.75rem;
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    text-decoration: none;
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-base);
    white-space: nowrap;
    line-height: 1;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--text-white);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    color: var(--text-white);
}

.btn-secondary {
    background: var(--secondary-color);
    color: var(--text-white);
}

.btn-secondary:hover {
    background: var(--secondary-dark);
    color: var(--text-white);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
}

.btn-outline:hover {
    background: var(--primary-color);
    color: var(--text-white);
}

.btn-success {
    background: var(--success-color);
    color: var(--text-white);
}

.btn-lg {
    padding: 1.125rem 2.5rem;
    font-size: 1.125rem;
}

.btn-sm {
    padding: 0.625rem 1.25rem;
    font-size: 0.875rem;
}

.btn-block {
    width: 100%;
}

/* ========================================================================
   CARDS
   ======================================================================== */

.card {
    background: var(--light-card);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.card-dark {
    background: var(--dark-card);
    color: var(--text-white);
}

.card-header {
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--light-border);
}

.card-footer {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--light-border);
}

/* ========================================================================
   BADGES & LABELS
   ======================================================================== */

.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.375rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-primary { background: var(--primary-color); color: white; }
.badge-success { background: var(--success-color); color: white; }
.badge-warning { background: var(--warning-color); color: white; }
.badge-danger { background: var(--danger-color); color: white; }
.badge-crypto { background: var(--accent-color); color: white; }

/* ========================================================================
   RATINGS & STARS
   ======================================================================== */

.rating {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}

.rating-stars {
    display: flex;
    gap: 0.125rem;
    color: var(--accent-color);
}

.rating-value {
    margin-left: 0.5rem;
    font-weight: 600;
    color: var(--text-secondary);
}

/* ========================================================================
   TABLES
   ======================================================================== */

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--light-card);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.comparison-table thead {
    background: var(--secondary-color);
    color: var(--text-white);
}

.comparison-table th {
    padding: 1rem;
    text-align: left;
    font-weight: 600;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.comparison-table td {
    padding: 1rem;
    border-bottom: 1px solid var(--light-border);
}

.comparison-table tbody tr:hover {
    background: var(--light-bg);
}

.comparison-table tbody tr:last-child td {
    border-bottom: none;
}

/* ========================================================================
   RESPONSIVE IMAGES
   ======================================================================== */

img {
    max-width: 100%;
    height: auto;
    display: block;
}

.img-rounded {
    border-radius: var(--radius-lg);
}

.img-circle {
    border-radius: 50%;
}

.provider-logo {
    max-height: 60px;
    width: auto;
    object-fit: contain;
}

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

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-primary { color: var(--primary-color); }
.text-secondary { color: var(--text-secondary); }
.text-muted { color: var(--text-muted); }
.text-white { color: var(--text-white); }

.bg-primary { background-color: var(--primary-color); }
.bg-secondary { background-color: var(--secondary-color); }
.bg-dark { background-color: var(--dark-bg); }
.bg-light { background-color: var(--light-bg); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }

.p-0 { padding: 0; }
.p-1 { padding: var(--spacing-sm); }
.p-2 { padding: var(--spacing-md); }
.p-3 { padding: var(--spacing-lg); }

.hidden { display: none; }
.visible { display: block; }

/* ========================================================================
   RESPONSIVE BREAKPOINTS
   ======================================================================== */

@media (max-width: 768px) {
    :root {
        --spacing-2xl: 3rem;
        --spacing-xl: 2rem;
    }

    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
    }

    .hide-mobile {
        display: none !important;
    }

    .section {
        padding: var(--spacing-xl) 0;
    }
}

@media (min-width: 769px) {
    .hide-desktop {
        display: none !important;
    }
}

/* ========================================================================
   ACCESSIBILITY
   ======================================================================== */

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--primary-color);
    color: white;
    padding: 0.5rem 1rem;
    text-decoration: none;
    z-index: 100;
}

.skip-link:focus {
    top: 0;
}

/* Focus styles for accessibility */
*:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* ========================================================================
   PERFORMANCE OPTIMIZATIONS
   ======================================================================== */

/* GPU acceleration for animations */
.btn,
.card {
    will-change: transform;
}

/* Optimize font rendering */
body {
    text-rendering: optimizeLegibility;
}

/* Lazy loading for images */
img[loading="lazy"] {
    opacity: 0;
    transition: opacity var(--transition-base);
}

img[loading="lazy"].loaded {
    opacity: 1;
}