/* =============================================================================
   KTO Bet Brasil - Master Stylesheet
   风格5: 深海蓝科技 (Deep Blue Tech)
   目标市场: 巴西
   平台类型: 综合型 (体育博彩 + 赌场)
   ============================================================================= */

/* =============================================================================
   1. CSS Variables - Design Tokens
   ============================================================================= */
:root {
    /* Primary Colors - Deep Blue Tech */
    --color-primary: #0a1628;
    --color-primary-light: #1a2942;
    --color-primary-dark: #050d18;

    /* Secondary Colors - Cyan Accent */
    --color-secondary: #00d4ff;
    --color-secondary-light: #33ddff;
    --color-secondary-dark: #00a8cc;

    /* Accent Colors */
    --color-accent: #00ff88;
    --color-accent-light: #33ff9f;
    --color-accent-dark: #00cc6d;

    /* Warning/CTA Colors */
    --color-warning: #ff6b35;
    --color-success: #00ff88;
    --color-error: #ff4757;

    /* Neutral Colors */
    --color-white: #ffffff;
    --color-black: #000000;
    --color-gray-100: #f8f9fa;
    --color-gray-200: #e9ecef;
    --color-gray-300: #dee2e6;
    --color-gray-400: #ced4da;
    --color-gray-500: #adb5bd;
    --color-gray-600: #6c757d;
    --color-gray-700: #495057;
    --color-gray-800: #343a40;
    --color-gray-900: #212529;

    /* Text Colors */
    --color-text-primary: #ffffff;
    --color-text-secondary: #b8c5d6;
    --color-text-muted: #7a8a9e;
    --color-text-dark: #0a1628;

    /* Background Colors */
    --color-bg-primary: #0a1628;
    --color-bg-secondary: #0f1f35;
    --color-bg-tertiary: #162a46;
    --color-bg-card: rgba(26, 41, 66, 0.8);
    --color-bg-card-hover: rgba(26, 41, 66, 0.95);

    /* Gradient Definitions */
    --gradient-primary: linear-gradient(135deg, #0a1628 0%, #1a2942 100%);
    --gradient-secondary: linear-gradient(135deg, #00d4ff 0%, #00ff88 100%);
    --gradient-accent: linear-gradient(135deg, #00ff88 0%, #00d4ff 100%);
    --gradient-hero: linear-gradient(180deg, rgba(10, 22, 40, 0.9) 0%, rgba(10, 22, 40, 0.7) 50%, rgba(10, 22, 40, 0.9) 100%);
    --gradient-card: linear-gradient(145deg, rgba(26, 41, 66, 0.9) 0%, rgba(15, 31, 53, 0.9) 100%);
    --gradient-cta: linear-gradient(135deg, #00d4ff 0%, #00a8cc 100%);

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-heading: 'Poppins', 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

    /* Font Sizes - Fluid Typography */
    --font-size-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
    --font-size-sm: clamp(0.875rem, 0.8rem + 0.375vw, 1rem);
    --font-size-base: clamp(1rem, 0.9rem + 0.5vw, 1.125rem);
    --font-size-lg: clamp(1.125rem, 1rem + 0.625vw, 1.25rem);
    --font-size-xl: clamp(1.25rem, 1.1rem + 0.75vw, 1.5rem);
    --font-size-2xl: clamp(1.5rem, 1.25rem + 1.25vw, 2rem);
    --font-size-3xl: clamp(1.875rem, 1.5rem + 1.875vw, 2.5rem);
    --font-size-4xl: clamp(2.25rem, 1.75rem + 2.5vw, 3rem);
    --font-size-5xl: clamp(3rem, 2.25rem + 3.75vw, 4rem);

    /* Font Weights */
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;

    /* Line Heights */
    --line-height-tight: 1.2;
    --line-height-snug: 1.375;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.625;
    --line-height-loose: 2;

    /* Spacing - 8px Grid */
    --space-1: 0.25rem;  /* 4px */
    --space-2: 0.5rem;   /* 8px */
    --space-3: 0.75rem;  /* 12px */
    --space-4: 1rem;     /* 16px */
    --space-5: 1.25rem;  /* 20px */
    --space-6: 1.5rem;   /* 24px */
    --space-8: 2rem;     /* 32px */
    --space-10: 2.5rem;  /* 40px */
    --space-12: 3rem;    /* 48px */
    --space-16: 4rem;    /* 64px */
    --space-20: 5rem;    /* 80px */
    --space-24: 6rem;    /* 96px */
    --space-32: 8rem;    /* 128px */

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 24px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -2px rgba(0, 0, 0, 0.2);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.3), 0 10px 10px -5px rgba(0, 0, 0, 0.2);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 20px rgba(0, 212, 255, 0.3);
    --shadow-glow-accent: 0 0 20px rgba(0, 255, 136, 0.3);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;
    --transition-bounce: 500ms cubic-bezier(0.68, -0.55, 0.265, 1.55);

    /* Z-Index Scale */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal-backdrop: 400;
    --z-modal: 500;
    --z-popover: 600;
    --z-tooltip: 700;

    /* Container Widths */
    --container-sm: 640px;
    --container-md: 768px;
    --container-lg: 1024px;
    --container-xl: 1200px;
    --container-2xl: 1400px;

    /* Header Height */
    --header-height: 72px;
    --header-height-mobile: 64px;
}

/* =============================================================================
   2. Reset & Base Styles
   ============================================================================= */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    -moz-text-size-adjust: 100%;
    text-size-adjust: 100%;
}

body {
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-normal);
    line-height: var(--line-height-normal);
    color: var(--color-text-primary);
    background: var(--color-bg-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* Background Pattern */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(ellipse at 20% 50%, rgba(0, 212, 255, 0.05) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(0, 255, 136, 0.03) 0%, transparent 40%),
        radial-gradient(ellipse at 60% 80%, rgba(0, 212, 255, 0.03) 0%, transparent 40%);
    pointer-events: none;
    z-index: -1;
}

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

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

a:hover {
    color: var(--color-secondary-light);
}

ul, ol {
    list-style: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

input, textarea, select {
    font-family: inherit;
    font-size: inherit;
}

/* Selection */
::selection {
    background: var(--color-secondary);
    color: var(--color-primary-dark);
}

/* =============================================================================
   3. Typography
   ============================================================================= */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    color: var(--color-text-primary);
    margin-bottom: var(--space-4);
}

h1 {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-extrabold);
    letter-spacing: -0.02em;
}

h2 {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    letter-spacing: -0.01em;
}

h3 {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-semibold);
}

h4 {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
}

h5 {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-medium);
}

h6 {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
}

p {
    margin-bottom: var(--space-4);
    color: var(--color-text-secondary);
}

.lead {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
}

.text-gradient {
    background: var(--gradient-secondary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.text-accent {
    color: var(--color-secondary);
}

/* =============================================================================
   4. Layout Components
   ============================================================================= */
.container {
    width: 100%;
    max-width: var(--container-xl);
    margin: 0 auto;
    padding: 0 var(--space-4);
}

@media (min-width: 768px) {
    .container {
        padding: 0 var(--space-6);
    }
}

@media (min-width: 1024px) {
    .container {
        padding: 0 var(--space-8);
    }
}

.section {
    padding: var(--space-16) 0;
}

@media (min-width: 768px) {
    .section {
        padding: var(--space-20) 0;
    }
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-12);
}

.section-header h2 {
    margin-bottom: var(--space-4);
}

.section-header p {
    max-width: 600px;
    margin: 0 auto;
}

/* Grid System */
.grid {
    display: grid;
    gap: var(--space-6);
}

.grid-2 {
    grid-template-columns: repeat(1, 1fr);
}

.grid-3 {
    grid-template-columns: repeat(1, 1fr);
}

.grid-4 {
    grid-template-columns: repeat(2, 1fr);
}

@media (min-width: 768px) {
    .grid-2 {
        grid-template-columns: repeat(2, 1fr);
    }

    .grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }

    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .grid-3 {
        grid-template-columns: repeat(3, 1fr);
    }

    .grid-4 {
        grid-template-columns: repeat(4, 1fr);
    }
}

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

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

.flex-wrap {
    flex-wrap: wrap;
}

.items-center {
    align-items: center;
}

.items-start {
    align-items: flex-start;
}

.justify-center {
    justify-content: center;
}

.justify-between {
    justify-content: space-between;
}

.gap-2 { gap: var(--space-2); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }

/* =============================================================================
   5. Header
   ============================================================================= */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height-mobile);
    background: rgba(10, 22, 40, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 212, 255, 0.1);
    z-index: var(--z-fixed);
    transition: all var(--transition-base);
}

@media (min-width: 768px) {
    .header {
        height: var(--header-height);
    }
}

.header.scrolled {
    background: rgba(10, 22, 40, 0.98);
    box-shadow: var(--shadow-lg);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    max-width: var(--container-xl);
    margin: 0 auto;
    padding: 0 var(--space-4);
}

@media (min-width: 768px) {
    .header-inner {
        padding: 0 var(--space-6);
    }
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.logo img {
    height: 36px;
    width: auto;
}

@media (min-width: 768px) {
    .logo img {
        height: 44px;
    }
}

.logo-text {
    font-family: var(--font-heading);
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
}

.logo-text span {
    color: var(--color-secondary);
}

/* Navigation */
.nav {
    display: none;
}

@media (min-width: 1024px) {
    .nav {
        display: flex;
        align-items: center;
        gap: var(--space-1);
    }
}

.nav-link {
    position: relative;
    padding: var(--space-2) var(--space-4);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-secondary);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.nav-link:hover {
    color: var(--color-text-primary);
    background: rgba(0, 212, 255, 0.1);
}

.nav-link.active {
    color: var(--color-secondary);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 2px;
    background: var(--color-secondary);
    border-radius: var(--radius-full);
}

/* Header CTA */
.header-cta {
    display: none;
}

@media (min-width: 768px) {
    .header-cta {
        display: block;
    }
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 44px;
    height: 44px;
    gap: 5px;
    cursor: pointer;
}

@media (min-width: 1024px) {
    .menu-toggle {
        display: none;
    }
}

.menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text-primary);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Navigation */
.mobile-nav {
    position: fixed;
    top: var(--header-height-mobile);
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-bg-primary);
    padding: var(--space-6);
    transform: translateX(100%);
    transition: transform var(--transition-base);
    z-index: var(--z-fixed);
    overflow-y: auto;
}

.mobile-nav.active {
    transform: translateX(0);
}

.mobile-nav-link {
    display: block;
    padding: var(--space-4);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-secondary);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: all var(--transition-fast);
}

.mobile-nav-link:hover,
.mobile-nav-link.active {
    color: var(--color-secondary);
}

/* =============================================================================
   6. Hero Section
   ============================================================================= */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: var(--header-height-mobile);
    background: var(--gradient-hero);
    overflow: hidden;
}

@media (min-width: 768px) {
    .hero {
        padding-top: var(--header-height);
        min-height: 80vh;
    }
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.3;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: var(--gradient-hero);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-secondary);
    margin-bottom: var(--space-6);
}

.hero-badge-icon {
    width: 16px;
    height: 16px;
}

.hero h1 {
    font-size: var(--font-size-5xl);
    margin-bottom: var(--space-6);
}

.hero-description {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-8);
    max-width: 600px;
}

.hero-cta {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

@media (min-width: 480px) {
    .hero-cta {
        flex-direction: row;
    }
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
    margin-top: var(--space-12);
    padding-top: var(--space-8);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

@media (min-width: 768px) {
    .hero-stats {
        grid-template-columns: repeat(4, 1fr);
    }
}

.hero-stat {
    text-align: center;
}

.hero-stat-value {
    font-family: var(--font-heading);
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-secondary);
    margin-bottom: var(--space-1);
}

.hero-stat-label {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

/* Hero Compact - For subpages */
.hero-compact {
    min-height: auto;
    padding: calc(var(--header-height-mobile) + var(--space-8)) 0 var(--space-12);
}

@media (min-width: 768px) {
    .hero-compact {
        padding: calc(var(--header-height) + var(--space-12)) 0 var(--space-16);
    }
}

.hero-compact h1 {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--space-4);
}

@media (min-width: 768px) {
    .hero-compact h1 {
        font-size: var(--font-size-5xl);
    }
}

.hero-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    max-width: 800px;
    line-height: 1.7;
}

/* Hero Page - For internal pages with badge */
.hero-page {
    min-height: auto;
    padding: calc(var(--header-height-mobile) + var(--space-12)) 0 var(--space-12);
}

@media (min-width: 768px) {
    .hero-page {
        padding: calc(var(--header-height) + var(--space-16)) 0 var(--space-16);
    }
}

.hero-page .hero-content {
    position: relative;
    z-index: 2;
}

.hero-page h1 {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--space-4);
}

@media (min-width: 768px) {
    .hero-page h1 {
        font-size: var(--font-size-5xl);
    }
}

.badge {
    display: inline-block;
    padding: var(--space-2) var(--space-4);
    background: rgba(0, 212, 255, 0.15);
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-secondary);
    margin-bottom: var(--space-4);
}

/* =============================================================================
   7. Buttons
   ============================================================================= */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    line-height: 1;
    text-decoration: none;
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
    cursor: pointer;
    white-space: nowrap;
}

.btn-lg {
    padding: var(--space-4) var(--space-8);
    font-size: var(--font-size-lg);
}

.btn-sm {
    padding: var(--space-2) var(--space-4);
    font-size: var(--font-size-sm);
}

/* Primary Button */
.btn-primary {
    background: var(--gradient-cta);
    color: var(--color-primary-dark);
    box-shadow: 0 4px 15px rgba(0, 212, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 212, 255, 0.4);
    color: var(--color-primary-dark);
}

.btn-primary:active {
    transform: translateY(0);
}

/* Secondary Button */
.btn-secondary {
    background: transparent;
    color: var(--color-text-primary);
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.3);
    color: var(--color-text-primary);
}

/* Accent Button */
.btn-accent {
    background: var(--gradient-accent);
    color: var(--color-primary-dark);
    box-shadow: 0 4px 15px rgba(0, 255, 136, 0.3);
}

.btn-accent:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 255, 136, 0.4);
    color: var(--color-primary-dark);
}

/* Ghost Button */
.btn-ghost {
    background: transparent;
    color: var(--color-secondary);
    border: 2px solid var(--color-secondary);
}

.btn-ghost:hover {
    background: var(--color-secondary);
    color: var(--color-primary-dark);
}

/* =============================================================================
   8. Cards
   ============================================================================= */
.card {
    background: var(--gradient-card);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    transition: all var(--transition-base);
}

.card:hover {
    border-color: rgba(0, 212, 255, 0.2);
    box-shadow: var(--shadow-glow);
    transform: translateY(-4px);
}

.card-header {
    margin-bottom: var(--space-4);
}

.card-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 212, 255, 0.1);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-4);
    color: var(--color-secondary);
}

.card-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--space-2);
}

.card-description {
    color: var(--color-text-secondary);
    margin-bottom: 0;
}

/* Feature Card */
.feature-card {
    text-align: center;
    padding: var(--space-8);
}

.feature-card .card-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--space-6);
}

/* Promo Card */
.promo-card {
    position: relative;
    overflow: hidden;
}

.promo-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-secondary);
}

.promo-badge {
    display: inline-block;
    padding: var(--space-1) var(--space-3);
    background: rgba(0, 255, 136, 0.1);
    border: 1px solid rgba(0, 255, 136, 0.3);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-4);
}

/* =============================================================================
   9. Tables
   ============================================================================= */
.table-wrapper {
    overflow-x: auto;
    margin: var(--space-6) 0;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--font-size-sm);
}

th {
    background: rgba(0, 212, 255, 0.1);
    padding: var(--space-4);
    text-align: left;
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    white-space: nowrap;
}

td {
    padding: var(--space-4);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--color-text-secondary);
}

tr:last-child td {
    border-bottom: none;
}

tr:hover td {
    background: rgba(255, 255, 255, 0.02);
}

/* Comparison Table */
.comparison-table th:first-child,
.comparison-table td:first-child {
    position: sticky;
    left: 0;
    background: var(--color-bg-secondary);
    z-index: 1;
}

.check-icon {
    color: var(--color-accent);
}

.cross-icon {
    color: var(--color-error);
}

/* =============================================================================
   10. Accordion / FAQ
   ============================================================================= */
.accordion {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.accordion-item {
    background: var(--gradient-card);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.accordion-header {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-5);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    text-align: left;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.accordion-header:hover {
    background: rgba(255, 255, 255, 0.02);
}

.accordion-icon {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-secondary);
    transition: transform var(--transition-fast);
}

.accordion-item.active .accordion-icon {
    transform: rotate(180deg);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-base);
}

.accordion-item.active .accordion-content {
    max-height: 500px;
}

.accordion-body {
    padding: 0 var(--space-5) var(--space-5);
    color: var(--color-text-secondary);
}

/* =============================================================================
   11. Info Boxes & Alerts
   ============================================================================= */
.alert {
    display: flex;
    gap: var(--space-4);
    padding: var(--space-5);
    border-radius: var(--radius-lg);
    margin: var(--space-6) 0;
}

.alert-icon {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
}

.alert-content h4 {
    font-size: var(--font-size-base);
    margin-bottom: var(--space-2);
}

.alert-content p {
    margin-bottom: 0;
    font-size: var(--font-size-sm);
}

.alert-info {
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.3);
}

.alert-info .alert-icon {
    color: var(--color-secondary);
}

.alert-success {
    background: rgba(0, 255, 136, 0.1);
    border: 1px solid rgba(0, 255, 136, 0.3);
}

.alert-success .alert-icon {
    color: var(--color-accent);
}

.alert-warning {
    background: rgba(255, 107, 53, 0.1);
    border: 1px solid rgba(255, 107, 53, 0.3);
}

.alert-warning .alert-icon {
    color: var(--color-warning);
}

.alert-danger {
    background: rgba(255, 71, 87, 0.1);
    border: 1px solid rgba(255, 71, 87, 0.3);
}

.alert-danger .alert-icon {
    color: var(--color-error);
}

/* Responsible Gaming Box */
.responsible-gaming-box {
    background: linear-gradient(135deg, rgba(255, 107, 53, 0.1) 0%, rgba(255, 71, 87, 0.1) 100%);
    border: 1px solid rgba(255, 107, 53, 0.3);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    margin: var(--space-8) 0;
}

.responsible-gaming-box h4 {
    color: var(--color-warning);
    margin-bottom: var(--space-4);
}

/* =============================================================================
   12. Footer
   ============================================================================= */
.footer {
    background: var(--color-bg-secondary);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: var(--space-16) 0 var(--space-8);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-10);
    margin-bottom: var(--space-12);
}

@media (min-width: 768px) {
    .footer-grid {
        grid-template-columns: 2fr 1fr 1fr 1fr;
    }
}

.footer-brand {
    max-width: 300px;
}

.footer-brand .logo {
    margin-bottom: var(--space-4);
}

.footer-brand p {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    margin-bottom: var(--space-6);
}

.footer-title {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-4);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.footer-link {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
}

.footer-link:hover {
    color: var(--color-secondary);
}

/* Trust Badges */
.footer-badges {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
    padding: var(--space-8) 0;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-badge {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--radius-md);
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
}

.footer-badge img {
    height: 24px;
    width: auto;
}

/* Footer Bottom */
.footer-bottom {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    padding-top: var(--space-8);
    text-align: center;
}

@media (min-width: 768px) {
    .footer-bottom {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
    }
}

.footer-copyright {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

.footer-legal {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
    justify-content: center;
}

@media (min-width: 768px) {
    .footer-legal {
        justify-content: flex-end;
    }
}

.footer-legal a {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

.footer-legal a:hover {
    color: var(--color-secondary);
}

/* Age Restriction Banner */
.age-restriction {
    background: var(--color-bg-primary);
    padding: var(--space-4);
    text-align: center;
}

.age-restriction p {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    margin-bottom: 0;
}

.age-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: var(--color-error);
    border-radius: var(--radius-md);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-bold);
    color: var(--color-white);
    margin-right: var(--space-2);
}

/* =============================================================================
   13. Content Blocks
   ============================================================================= */
/* Block - Horizontal Layout */
.block-horizontal {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-8);
    align-items: center;
}

@media (min-width: 768px) {
    .block-horizontal {
        grid-template-columns: 1fr 1fr;
    }
}

.block-horizontal.reverse {
    direction: rtl;
}

.block-horizontal.reverse > * {
    direction: ltr;
}

.block-image {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.block-image img {
    width: 100%;
    height: auto;
}

/* Block - Vertical Layout */
.block-vertical {
    max-width: 800px;
    margin: 0 auto;
}

/* Pros & Cons */
.pros-cons {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-6);
}

@media (min-width: 768px) {
    .pros-cons {
        grid-template-columns: 1fr 1fr;
    }
}

.pros-list,
.cons-list {
    padding: var(--space-6);
    border-radius: var(--radius-xl);
}

.pros-list {
    background: rgba(0, 255, 136, 0.05);
    border: 1px solid rgba(0, 255, 136, 0.2);
}

.cons-list {
    background: rgba(255, 107, 53, 0.05);
    border: 1px solid rgba(255, 107, 53, 0.2);
}

.pros-list h4,
.cons-list h4 {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-4);
}

.pros-list h4 {
    color: var(--color-accent);
}

.cons-list h4 {
    color: var(--color-warning);
}

.pros-list ul,
.cons-list ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.pros-list li,
.cons-list li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.pros-list li::before {
    content: '✓';
    color: var(--color-accent);
    font-weight: var(--font-weight-bold);
}

.cons-list li::before {
    content: '✗';
    color: var(--color-warning);
    font-weight: var(--font-weight-bold);
}

/* Steps / Numbered List */
.steps {
    counter-reset: step;
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.step {
    display: flex;
    gap: var(--space-4);
    padding: var(--space-5);
    background: var(--gradient-card);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-lg);
}

.step::before {
    counter-increment: step;
    content: counter(step);
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-secondary);
    border-radius: var(--radius-full);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary-dark);
}

.step-content h4 {
    font-size: var(--font-size-base);
    margin-bottom: var(--space-2);
}

.step-content p {
    font-size: var(--font-size-sm);
    margin-bottom: 0;
}

/* =============================================================================
   14. CTA Section
   ============================================================================= */
.cta-section {
    position: relative;
    padding: var(--space-16) 0;
    background: var(--gradient-primary);
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(ellipse at 30% 50%, rgba(0, 212, 255, 0.1) 0%, transparent 50%),
        radial-gradient(ellipse at 70% 50%, rgba(0, 255, 136, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.cta-content {
    position: relative;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-content h2 {
    margin-bottom: var(--space-4);
}

.cta-content p {
    font-size: var(--font-size-lg);
    margin-bottom: var(--space-8);
}

/* =============================================================================
   15. Utilities
   ============================================================================= */
/* Spacing */
.mt-0 { margin-top: 0; }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }
.mt-12 { margin-top: var(--space-12); }

.mb-0 { margin-bottom: 0; }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }
.mb-12 { margin-bottom: var(--space-12); }

.pt-0 { padding-top: 0; }
.pt-4 { padding-top: var(--space-4); }
.pt-8 { padding-top: var(--space-8); }

.pb-0 { padding-bottom: 0; }
.pb-4 { padding-bottom: var(--space-4); }
.pb-8 { padding-bottom: var(--space-8); }

/* Text Alignment */
.text-left { text-align: left; }
.text-center { text-align: center; }
.text-right { text-align: right; }

/* Display */
.hidden { display: none; }
.block { display: block; }
.inline-block { display: inline-block; }

@media (min-width: 768px) {
    .md\:hidden { display: none; }
    .md\:block { display: block; }
}

@media (min-width: 1024px) {
    .lg\:hidden { display: none; }
    .lg\:block { display: block; }
}

/* Visually Hidden (Accessible) */
.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;
}

/* Main Content Offset */
main {
    padding-top: var(--header-height-mobile);
}

@media (min-width: 768px) {
    main {
        padding-top: var(--header-height);
    }
}

/* Breadcrumb */
.breadcrumb {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-2);
    padding: var(--space-4) 0;
    font-size: var(--font-size-sm);
}

.breadcrumb a {
    color: var(--color-text-muted);
}

.breadcrumb a:hover {
    color: var(--color-secondary);
}

.breadcrumb-separator {
    color: var(--color-text-muted);
}

.breadcrumb-current {
    color: var(--color-text-secondary);
}

/* Back to Top */
.back-to-top {
    position: fixed;
    bottom: var(--space-6);
    right: var(--space-6);
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-cta);
    border-radius: var(--radius-full);
    color: var(--color-primary-dark);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--transition-base);
    z-index: var(--z-sticky);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
    color: var(--color-primary-dark);
}

/* =============================================================================
   16. Animations
   ============================================================================= */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

@keyframes glow {
    0%, 100% {
        box-shadow: 0 0 20px rgba(0, 212, 255, 0.3);
    }
    50% {
        box-shadow: 0 0 30px rgba(0, 212, 255, 0.5);
    }
}

.animate-fade-in {
    animation: fadeIn 0.5s ease forwards;
}

.animate-slide-in {
    animation: slideIn 0.5s ease forwards;
}

.animate-pulse {
    animation: pulse 2s ease-in-out infinite;
}

.animate-glow {
    animation: glow 2s ease-in-out infinite;
}

/* Scroll Animation Classes */
[data-animate] {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

[data-animate].visible {
    opacity: 1;
    transform: translateY(0);
}

/* =============================================================================
   17. Print Styles
   ============================================================================= */
@media print {
    .header,
    .footer,
    .back-to-top,
    .mobile-nav,
    .btn,
    .cta-section {
        display: none !important;
    }

    body {
        background: white;
        color: black;
    }

    main {
        padding-top: 0;
    }

    a {
        color: inherit;
        text-decoration: underline;
    }

    .card {
        border: 1px solid #ccc;
        background: white;
    }
}