/* ============================================
   VAI DE BET - MASTER CSS
   Style: 豪华金色赌场 (Luxury Gold Casino)
   Colors: Black, Gold, Deep Purple
   ============================================ */

/* ============================================
   CSS VARIABLES
   ============================================ */
:root {
    /* Primary Colors */
    --color-primary: #FFD700;
    --color-primary-dark: #B8860B;
    --color-primary-light: #FFEC8B;

    /* Background Colors */
    --color-bg-primary: #0a0a0a;
    --color-bg-secondary: #1a1a1a;
    --color-bg-tertiary: #111111;
    --color-bg-card: #1f1f1f;
    --color-bg-hover: #2a2a2a;

    /* Accent Colors */
    --color-accent-purple: #1a0033;
    --color-accent-red: #dc3545;
    --color-accent-green: #28a745;

    /* Text Colors */
    --color-text-primary: #ffffff;
    --color-text-secondary: #b0b0b0;
    --color-text-muted: #6c757d;
    --color-text-gold: #FFD700;

    /* Gradients */
    --gradient-gold: linear-gradient(135deg, #FFD700 0%, #B8860B 50%, #FFD700 100%);
    --gradient-dark: linear-gradient(180deg, #1a1a1a 0%, #0a0a0a 100%);
    --gradient-hero: linear-gradient(135deg, rgba(0,0,0,0.8) 0%, rgba(26,0,51,0.6) 100%);
    --gradient-card: linear-gradient(145deg, #1f1f1f 0%, #151515 100%);

    /* Shadows */
    --shadow-gold: 0 0 20px rgba(255, 215, 0, 0.3);
    --shadow-card: 0 10px 40px rgba(0, 0, 0, 0.5);
    --shadow-button: 0 4px 15px rgba(255, 215, 0, 0.4);
    --shadow-text: 2px 2px 4px rgba(0, 0, 0, 0.5);

    /* Borders */
    --border-gold: 1px solid rgba(255, 215, 0, 0.3);
    --border-subtle: 1px solid rgba(255, 255, 255, 0.1);

    /* Typography */
    --font-primary: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-secondary: 'Open Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 5rem;

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 20px;
    --radius-full: 50px;

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Container */
    --container-max: 1200px;
    --container-padding: 20px;
}

/* ============================================
   RESET & BASE
   ============================================ */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-secondary);
    background-color: var(--color-bg-primary);
    color: var(--color-text-primary);
    line-height: 1.7;
    min-height: 100vh;
    overflow-x: hidden;
}

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

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

h2 {
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    color: var(--color-text-gold);
}

h3 {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
}

h4 {
    font-size: 1.25rem;
}

p {
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-secondary);
}

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

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

strong, b {
    font-weight: 600;
    color: var(--color-text-primary);
}

/* ============================================
   CONTAINER
   ============================================ */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.container-fluid {
    width: 100%;
    padding: 0 var(--container-padding);
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: 12px 28px;
    font-family: var(--font-primary);
    font-size: 1rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    border: none;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-normal);
    text-decoration: none;
}

.btn-primary {
    background: var(--gradient-gold);
    color: #000000;
    box-shadow: var(--shadow-button);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(255, 215, 0, 0.5);
    color: #000000;
}

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

.btn-secondary:hover {
    background: var(--color-primary);
    color: #000000;
}

.btn-outline {
    background: transparent;
    color: var(--color-text-primary);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn-outline:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.btn-lg {
    padding: 16px 40px;
    font-size: 1.1rem;
}

.btn-sm {
    padding: 8px 20px;
    font-size: 0.875rem;
}

/* ============================================
   CARDS
   ============================================ */
.card {
    background: var(--gradient-card);
    border: var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    transition: all var(--transition-normal);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-card);
    border-color: rgba(255, 215, 0, 0.2);
}

.card-gold {
    border: var(--border-gold);
    box-shadow: var(--shadow-gold);
}

.card-title {
    font-size: 1.25rem;
    color: var(--color-text-gold);
    margin-bottom: var(--spacing-sm);
}

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

/* ============================================
   SECTIONS
   ============================================ */
section {
    padding: var(--spacing-xxl) 0;
}

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

.section-title {
    color: var(--color-text-gold);
    margin-bottom: var(--spacing-sm);
}

.section-subtitle {
    color: var(--color-text-secondary);
    font-size: 1.1rem;
    max-width: 700px;
    margin: 0 auto;
}

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

.section-gradient {
    background: var(--gradient-dark);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    position: relative;
    min-height: 70vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-hero);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 800px;
    padding: var(--spacing-xl);
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    margin-bottom: var(--spacing-md);
    text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.8);
}

.hero-title span {
    color: var(--color-text-gold);
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

/* ============================================
   CONTENT BLOCKS
   ============================================ */
.content-block {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
    padding: var(--spacing-xl) 0;
}

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

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

.content-block-text {
    padding: var(--spacing-lg);
}

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

.content-block-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform var(--transition-slow);
}

.content-block-image:hover img {
    transform: scale(1.05);
}

/* ============================================
   CONTENT GRIDS
   ============================================ */
.content-grid {
    display: grid;
    gap: var(--spacing-lg);
}

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

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

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

.grid-item {
    background: var(--gradient-card);
    border: var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
    transition: all var(--transition-normal);
}

.grid-item:hover {
    transform: translateY(-5px);
    border-color: var(--color-primary);
    box-shadow: var(--shadow-gold);
}

.grid-item-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
}

.grid-item-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.grid-item-title {
    font-size: 1.1rem;
    color: var(--color-text-gold);
    margin-bottom: var(--spacing-xs);
}

.grid-item-text {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
}

/* ============================================
   TABLES
   ============================================ */
.table-wrapper {
    overflow-x: auto;
    margin: var(--spacing-lg) 0;
}

table {
    width: 100%;
    border-collapse: collapse;
    background: var(--color-bg-card);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

th, td {
    padding: var(--spacing-md);
    text-align: left;
    border-bottom: var(--border-subtle);
}

th {
    background: var(--color-bg-tertiary);
    color: var(--color-text-gold);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 1px;
}

td {
    color: var(--color-text-secondary);
}

tr:hover td {
    background: var(--color-bg-hover);
}

/* ============================================
   LISTS
   ============================================ */
ul, ol {
    margin-left: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

li {
    margin-bottom: var(--spacing-xs);
    color: var(--color-text-secondary);
}

.list-styled {
    list-style: none;
    margin-left: 0;
}

.list-styled li {
    position: relative;
    padding-left: 28px;
}

.list-styled li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: bold;
}

/* ============================================
   FAQ / ACCORDION
   ============================================ */
.faq-item {
    background: var(--color-bg-card);
    border: var(--border-subtle);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-sm);
    overflow: hidden;
}

.faq-question {
    padding: var(--spacing-md);
    font-weight: 600;
    color: var(--color-text-primary);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background var(--transition-fast);
}

.faq-question:hover {
    background: var(--color-bg-hover);
}

.faq-question::after {
    content: '+';
    color: var(--color-primary);
    font-size: 1.5rem;
    font-weight: bold;
}

.faq-item.active .faq-question::after {
    content: '−';
}

.faq-answer {
    padding: 0 var(--spacing-md) var(--spacing-md);
    color: var(--color-text-secondary);
    display: none;
}

.faq-item.active .faq-answer {
    display: block;
}

/* ============================================
   AFFILIATE DISCLAIMER
   ============================================ */
.affiliate-disclaimer {
    background: rgba(255, 215, 0, 0.1);
    border-left: 4px solid var(--color-primary);
    padding: var(--spacing-md);
    margin: var(--spacing-lg) 0;
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.affiliate-disclaimer p {
    margin: 0;
    font-size: 0.9rem;
    color: var(--color-text-secondary);
}

/* ============================================
   BADGES & TAGS
   ============================================ */
.badge {
    display: inline-block;
    padding: 4px 12px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: var(--radius-full);
}

.badge-gold {
    background: var(--gradient-gold);
    color: #000000;
}

.badge-outline {
    background: transparent;
    border: 1px solid var(--color-primary);
    color: var(--color-primary);
}

/* ============================================
   BONUS BOX
   ============================================ */
.bonus-box {
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.1) 0%, rgba(184, 134, 11, 0.1) 100%);
    border: 2px solid var(--color-primary);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    text-align: center;
    box-shadow: var(--shadow-gold);
}

.bonus-value {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    color: var(--color-text-gold);
    text-shadow: var(--shadow-text);
}

.bonus-text {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    margin: var(--spacing-sm) 0 var(--spacing-md);
}

.bonus-code {
    display: inline-block;
    background: var(--color-bg-tertiary);
    border: 2px dashed var(--color-primary);
    padding: var(--spacing-sm) var(--spacing-lg);
    font-family: monospace;
    font-size: 1.25rem;
    font-weight: bold;
    color: var(--color-primary);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
    .content-block {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .content-block.reverse {
        direction: ltr;
    }

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

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

    .hero {
        min-height: 60vh;
    }

    .hero-cta {
        flex-direction: column;
        align-items: center;
    }

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

    .btn-lg {
        width: 100%;
    }

    table {
        font-size: 0.875rem;
    }

    th, td {
        padding: var(--spacing-sm);
    }
}

@media (max-width: 480px) {
    :root {
        --container-padding: 15px;
    }

    .hero-content {
        padding: var(--spacing-lg);
    }

    .card {
        padding: var(--spacing-md);
    }

    .bonus-box {
        padding: var(--spacing-lg);
    }
}

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

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }
    100% {
        background-position: 1000px 0;
    }
}

.animate-fade-in {
    animation: fadeIn 0.6s ease forwards;
}

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

/* ============================================
   UTILITIES
   ============================================ */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

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

.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-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); }

.py-1 { padding-top: var(--spacing-sm); padding-bottom: var(--spacing-sm); }
.py-2 { padding-top: var(--spacing-md); padding-bottom: var(--spacing-md); }
.py-3 { padding-top: var(--spacing-lg); padding-bottom: var(--spacing-lg); }
.py-4 { padding-top: var(--spacing-xl); padding-bottom: var(--spacing-xl); }

.d-flex { display: flex; }
.flex-wrap { flex-wrap: wrap; }
.justify-center { justify-content: center; }
.align-center { align-items: center; }
.gap-1 { gap: var(--spacing-sm); }
.gap-2 { gap: var(--spacing-md); }
.gap-3 { gap: var(--spacing-lg); }

.w-100 { width: 100%; }
.h-100 { height: 100%; }

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

/* ============================================
   SCROLLBAR
   ============================================ */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--color-bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--color-primary-dark);
    border-radius: 4px;
}

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

/* ============================================
   SELECTION
   ============================================ */
::selection {
    background: var(--color-primary);
    color: #000000;
}