:root {
    --color-primary: #0a1a2a;
    --color-secondary: #051015;
    --color-accent: #4fc3f7;
    --color-highlight: #81d4fa;
    --color-text: #ffffff;
    --color-text-muted: #90caf9;
    --color-background: #020a10;
    --color-card: #0a1a2a;
    --color-border: #1a3a5a;
    --color-success: #26a69a;
    --color-warning: #ffc107;
    --color-gradient-start: #0a1a2a;
    --color-gradient-end: #020a10;
}
/* Main CSS - Lottery Website */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Prompt', sans-serif;
    background: var(--color-background);
    color: var(--color-text);
    line-height: 1.6;
    min-height: 100vh;
}

a {
    color: var(--color-accent);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--color-highlight);
}

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

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Buttons */
.btn-primary, .btn-register {
    display: inline-block;
    padding: 12px 28px;
    background: linear-gradient(135deg, var(--color-accent), var(--color-highlight));
    color: #fff;
    border: none;
    border-radius: 30px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
}

.btn-primary:hover, .btn-register:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.3);
    color: #fff;
}

.btn-large {
    padding: 16px 40px;
    font-size: 1.2rem;
}

/* Header */
.site-header {
    background: var(--color-primary);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0,0,0,0.2);
}

.site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-text {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--color-accent);
    letter-spacing: 1px;
}

.main-nav ul {
    display: flex;
    list-style: none;
    gap: 5px;
}

.main-nav a {
    display: block;
    padding: 10px 15px;
    color: var(--color-text);
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.main-nav a:hover {
    background: var(--color-secondary);
    color: var(--color-accent);
}

/* Hero Banner */
.hero-banner {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    margin: 30px 0;
    min-height: 300px;
}

.hero-banner img {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0,0,0,0.7), rgba(0,0,0,0.3));
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 40px;
}

.hero-overlay h1 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 15px;
    text-shadow: 2px 2px 10px rgba(0,0,0,0.5);
}

.hero-overlay p {
    font-size: 1.2rem;
    color: rgba(255,255,255,0.9);
    margin-bottom: 25px;
}

/* Featured Promotion */
.featured-promo {
    margin: 30px 0;
}

.promo-card {
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: 16px;
    padding: 25px;
    text-align: center;
    transition: all 0.3s ease;
}

.promo-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.promo-card.featured {
    background: linear-gradient(135deg, var(--color-gradient-start), var(--color-gradient-end));
    border: 2px solid var(--color-accent);
}

.promo-icon {
    font-size: 3rem;
    display: block;
    margin-bottom: 15px;
}

.promo-card h2, .promo-card h3 {
    color: var(--color-accent);
    margin-bottom: 10px;
}

.promo-bonus {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-highlight);
    margin: 10px 0;
}

.promo-card small {
    color: var(--color-text-muted);
    font-size: 0.85rem;
}

.promo-date {
    display: block;
    margin-top: 15px;
    padding: 6px 12px;
    background: var(--color-secondary);
    color: var(--color-text-muted);
    font-size: 0.75rem;
    border-radius: 15px;
    border: 1px solid var(--color-border);
}

/* Results */
.latest-results {
    margin: 40px 0;
    padding: 30px;
    background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-card) 100%);
    border-radius: 20px;
    border: 1px solid var(--color-border);
}

.latest-results h2 {
    font-size: 1.8rem;
    margin-bottom: 25px;
    color: var(--color-accent);
    text-align: center;
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

/* ถ้ามี 3 items */
.results-grid:has(> :nth-child(3):last-child) {
    grid-template-columns: repeat(3, 1fr);
}

/* ถ้ามี 2 items */
.results-grid:has(> :nth-child(2):last-child) {
    grid-template-columns: repeat(2, 1fr);
}

/* ถ้ามี 1 item */
.results-grid:has(> :only-child) {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 0 auto;
}

.result-card {
    display: block;
    background: var(--color-card);
    border: 2px solid var(--color-border);
    border-radius: 16px;
    padding: 25px 20px;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.result-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-accent), var(--color-highlight));
}

.result-card:hover {
    transform: translateY(-5px);
    border-color: var(--color-accent);
    box-shadow: 0 12px 30px rgba(0,0,0,0.2);
}

.result-card h3 {
    color: var(--color-accent);
    font-size: 1.1rem;
    margin-bottom: 15px;
    font-weight: 600;
}

.result-numbers {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin: 15px 0;
    flex-wrap: wrap;
}

.number-group {
    text-align: center;
    flex: 1;
    min-width: 80px;
}

.number-group .label {
    display: block;
    font-size: 0.75rem;
    color: var(--color-text-muted);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.number-group .number {
    display: block;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--color-highlight);
    background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-primary) 100%);
    padding: 12px 15px;
    border-radius: 12px;
    letter-spacing: 3px;
    border: 1px solid var(--color-border);
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.1);
}

.result-date {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

/* Results Table */
.results-table {
    overflow-x: auto;
}

.results-table table {
    width: 100%;
    border-collapse: collapse;
    background: var(--color-card);
    border-radius: 12px;
    overflow: hidden;
}

.results-table th {
    background: var(--color-secondary);
    color: var(--color-accent);
    padding: 15px;
    text-align: center;
    font-weight: 600;
}

.results-table td {
    padding: 15px;
    text-align: center;
    border-bottom: 1px solid var(--color-border);
}

.results-table td.number {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-highlight);
    letter-spacing: 2px;
}

.results-table tr:hover {
    background: var(--color-secondary);
}

/* Lottery Types Grid */
.lottery-types {
    margin: 40px 0;
}

.lottery-types h2 {
    font-size: 1.8rem;
    margin-bottom: 25px;
    color: var(--color-accent);
}

.lottery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 15px;
}

.lottery-card {
    display: block;
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 20px;
    text-align: center;
    transition: all 0.3s ease;
}

.lottery-card:hover {
    transform: translateY(-3px);
    border-color: var(--color-accent);
    background: var(--color-secondary);
}

.lottery-card h3 {
    color: var(--color-text);
    font-size: 1rem;
    margin-bottom: 10px;
}

.payout-info {
    display: flex;
    flex-direction: column;
    gap: 5px;
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

.payout-info strong {
    color: var(--color-highlight);
    font-weight: 700;
}

/* Payout Section */
.payout-section {
    margin: 40px 0;
}

.payout-section h2 {
    font-size: 1.8rem;
    margin-bottom: 25px;
    color: var(--color-accent);
}

.payout-table {
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: 16px;
    overflow: hidden;
}

.payout-row {
    display: flex;
    justify-content: space-between;
    padding: 15px 25px;
    border-bottom: 1px solid var(--color-border);
}

.payout-row:last-child {
    border-bottom: none;
}

.payout-row:hover {
    background: var(--color-secondary);
}

.payout-label {
    font-weight: 500;
}

.payout-value {
    font-weight: 500;
    color: var(--color-text);
}

.payout-value strong {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-highlight);
}

.payout-note {
    margin-top: 15px;
    padding: 12px;
    background: var(--color-secondary);
    border-radius: 8px;
    font-size: 0.9rem;
    color: var(--color-text-muted);
    text-align: center;
}

.payout-section h2 small {
    font-size: 0.6em;
    font-weight: 400;
    color: var(--color-text-muted);
}

/* Content Section */
.content-section {
    margin: 40px 0;
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: 16px;
    padding: 30px;
}

.content-section h2 {
    font-size: 1.6rem;
    margin-bottom: 20px;
    color: var(--color-accent);
}

.content-section p {
    margin-bottom: 15px;
    color: var(--color-text);
    line-height: 1.8;
}

/* Promotions Section */
.promotions-section {
    margin: 40px 0;
    padding: 30px;
    background: linear-gradient(135deg, var(--color-card) 0%, var(--color-secondary) 100%);
    border-radius: 20px;
    border: 1px solid var(--color-border);
}

.promotions-section h2 {
    font-size: 1.8rem;
    margin-bottom: 25px;
    color: var(--color-accent);
    text-align: center;
}

.promo-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

/* ถ้ามี 2 items */
.promo-grid:has(> :nth-child(2):last-child) {
    grid-template-columns: repeat(2, 1fr);
}

/* ถ้ามี 1 item */
.promo-grid:has(> :only-child) {
    grid-template-columns: 1fr;
    max-width: 500px;
    margin: 0 auto;
}

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

/* Keywords Section */
.keywords-section {
    margin: 40px 0;
}

.keywords-section h3 {
    font-size: 1.3rem;
    margin-bottom: 20px;
    color: var(--color-accent);
}

.keyword-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.keyword-tag {
    display: inline-block;
    padding: 8px 16px;
    background: var(--color-secondary);
    color: var(--color-text);
    border: 1px solid var(--color-border);
    border-radius: 20px;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.keyword-tag:hover {
    background: var(--color-accent);
    color: #fff;
    border-color: var(--color-accent);
}

/* Internal Links */
.internal-links {
    margin: 40px 0;
}

.internal-links h3 {
    font-size: 1.3rem;
    margin-bottom: 20px;
    color: var(--color-accent);
}

.link-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 10px;
    list-style: none;
}

.link-list li a {
    display: block;
    padding: 10px 15px;
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    color: var(--color-text);
    transition: all 0.3s ease;
}

.link-list li a:hover {
    background: var(--color-secondary);
    border-color: var(--color-accent);
    color: var(--color-accent);
}

/* Breadcrumb */
.breadcrumb {
    padding: 15px 0;
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

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

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

/* Schedule Section */
.schedule-section {
    margin: 40px 0;
}

.schedule-section h2 {
    font-size: 1.8rem;
    margin-bottom: 25px;
    color: var(--color-accent);
}

.schedule-info {
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: 16px;
    padding: 30px;
    text-align: center;
}

.schedule-card {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    margin-bottom: 25px;
    padding: 20px;
    background: var(--color-secondary);
    border-radius: 12px;
}

.schedule-icon {
    font-size: 2.5rem;
}

.schedule-text {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--color-text);
}

.schedule-cta {
    padding-top: 20px;
    border-top: 1px solid var(--color-border);
}

.schedule-cta p {
    margin-bottom: 15px;
    color: var(--color-text-muted);
}

/* CTA Section */
.cta-section {
    text-align: center;
    padding: 60px 30px;
    background: linear-gradient(135deg, var(--color-gradient-start), var(--color-gradient-end));
    border-radius: 20px;
    margin: 40px 0;
}

.cta-section h2 {
    font-size: 2rem;
    color: var(--color-accent);
    margin-bottom: 15px;
}

.cta-section p {
    color: var(--color-text);
    margin-bottom: 25px;
    font-size: 1.1rem;
}

/* Error Page */
.error-page {
    text-align: center;
    padding: 100px 20px;
}

.error-page h1 {
    font-size: 8rem;
    color: var(--color-accent);
    line-height: 1;
}

.error-page h2 {
    font-size: 2rem;
    margin: 20px 0;
}

.error-page p {
    color: var(--color-text-muted);
    margin-bottom: 30px;
}

/* Footer */
.site-footer {
    background: var(--color-primary);
    padding: 50px 0 30px;
    margin-top: 60px;
    border-top: 1px solid var(--color-border);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-col h4 {
    color: var(--color-accent);
    font-size: 1.1rem;
    margin-bottom: 20px;
}

.footer-col p {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    line-height: 1.6;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 10px;
}

.footer-col ul li a {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.footer-col ul li a:hover {
    color: var(--color-accent);
}

/* External Links */
.footer-external-links {
    margin-top: 30px;
    padding-top: 25px;
    border-top: 1px solid var(--color-border);
    text-align: center;
}

.footer-external-links h4 {
    color: var(--color-text);
    font-size: 1rem;
    margin-bottom: 15px;
}

.external-links-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px 20px;
}

.external-links-list a {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    padding: 5px 12px;
    background: var(--color-secondary);
    border-radius: 20px;
    border: 1px solid var(--color-border);
    transition: all 0.3s ease;
}

.external-links-list a:hover {
    color: var(--color-accent);
    border-color: var(--color-accent);
    background: var(--color-card);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid var(--color-border);
    margin-top: 25px;
}

.footer-bottom p {
    color: var(--color-text-muted);
    font-size: 0.85rem;
}

/* Main Content */
.main-content {
    padding: 20px 0;
    min-height: calc(100vh - 300px);
}

/* Responsive */
@media (max-width: 768px) {
    .site-header .container {
        flex-wrap: wrap;
    }
    
    .main-nav {
        order: 3;
        width: 100%;
        margin-top: 15px;
    }
    
    .main-nav ul {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .main-nav a {
        padding: 8px 12px;
        font-size: 0.9rem;
    }
    
    .hero-overlay h1 {
        font-size: 1.8rem;
    }
    
    .hero-banner img {
        height: 300px;
    }
    
    .promo-bonus {
        font-size: 1.5rem;
    }
    
    .promo-grid,
    .promo-grid:has(> :nth-child(2):last-child) {
        grid-template-columns: 1fr;
    }
    
    .promo-grid.small {
        grid-template-columns: 1fr;
    }
    
    .results-grid,
    .results-grid:has(> :nth-child(3):last-child),
    .results-grid:has(> :nth-child(2):last-child) {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .results-grid:has(> :only-child) {
        grid-template-columns: 1fr;
        max-width: 100%;
    }
    
    .latest-results {
        padding: 20px 15px;
    }
    
    .number-group .number {
        font-size: 1.4rem;
        padding: 10px 12px;
        padding: 8px 15px;
    }
    
    .lottery-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .btn-register {
        padding: 10px 20px;
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .logo-text {
        font-size: 1.4rem;
    }
    
    .lottery-grid {
        grid-template-columns: 1fr;
    }
    
    .results-grid,
    .results-grid:has(> :nth-child(3):last-child),
    .results-grid:has(> :nth-child(2):last-child) {
        grid-template-columns: 1fr;
    }
    
    .result-card {
        padding: 20px 15px;
    }
    
    .number-group .number {
        font-size: 1.3rem;
        padding: 8px 10px;
        letter-spacing: 2px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .payout-row {
        padding: 12px 15px;
    }
    
    .content-section {
        padding: 20px;
    }
}

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

.result-card, .lottery-card, .promo-card {
    animation: fadeIn 0.5s ease forwards;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

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

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

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