/*
Theme Name: S666 Theme
Theme URI: https://dt68vi.com
Author: S666
Author URI: https://dt68vi.com
Description: S666 - Xổ Số Xoso66 WordPress Theme. A modern and responsive theme for lottery website.
Version: 1.0.1
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: s666-theme
Tags: custom-background, threaded-comments, translation-ready
*/

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

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

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

header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

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

.logo h1 {
    font-size: 2rem;
    font-weight: bold;
    margin: 0;
}

.logo h1 i {
    margin-right: 0.5rem;
    color: #ffd700;
}

.logo a {
    display: block;
    text-decoration: none;
    transition: transform 0.3s;
}

.logo a:hover {
    transform: scale(1.05);
}

.logo img {
    display: block;
    max-width: 200px;
    height: auto;
    transition: transform 0.3s;
}

.logo img:hover {
    transform: scale(1.05);
}

.logo p {
    font-size: 0.9rem;
    margin: 0;
    opacity: 0.9;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}

nav ul li a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

nav ul li a i {
    margin-right: 0.5rem;
}

nav ul li a:hover {
    color: #ffd700;
}

.auth-buttons {
    display: flex;
    gap: 1rem;
}

.btn {
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    display: inline-block;
}

.btn-primary {
    background: #ffd700;
    color: #333;
}

.btn-primary:hover {
    background: #ffed4a;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(255, 215, 0, 0.4);
}

.btn-outline {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.btn-outline:hover {
    background: white;
    color: #667eea;
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 4rem 0;
    text-align: center;
}

.hero-banner {
    width: 100%;
    max-width: 1200px;
    height: auto;
    border-radius: 10px;
    margin-bottom: 2rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    display: block;
    opacity: 1 !important;
}

.hero-content h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.hero-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.section {
    padding: 4rem 0;
}

.section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #667eea;
}

.bg-light {
    background-color: #f8f9fa;
}

.content-block {
    max-width: 800px;
    margin: 0 auto;
}

.content-block h3 {
    color: #764ba2;
    margin-bottom: 1rem;
    font-size: 1.8rem;
}

.content-image {
    width: 100%;
    max-width: 800px;
    height: auto;
    border-radius: 10px;
    margin-bottom: 1.5rem;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    display: block;
    opacity: 1 !important;
}

.content-block p {
    margin-bottom: 1rem;
    font-size: 1.1rem;
    line-height: 1.8;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.card {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s, box-shadow 0.3s;
    text-align: center;
}

.card-icon {
    font-size: 3rem;
    color: #667eea;
    margin-bottom: 1rem;
}

.card-image {
    width: 100%;
    max-width: 300px;
    height: auto;
    border-radius: 10px;
    margin-bottom: 1rem;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    display: block;
    opacity: 1 !important;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
}

.card h3 {
    color: #667eea;
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.card p {
    color: #666;
    line-height: 1.6;
}

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

.advantage-item {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}

.advantage-item:hover {
    transform: translateY(-5px);
}

.advantage-item h3 {
    color: #764ba2;
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.advantage-item h3 i {
    margin-right: 0.5rem;
    color: #667eea;
}

.advantage-image {
    width: 100%;
    max-width: 350px;
    height: auto;
    border-radius: 10px;
    margin-bottom: 1rem;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    display: block;
    opacity: 1 !important;
}

.advantage-item p {
    color: #666;
    line-height: 1.6;
}

.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.step {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.step-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    margin-bottom: 1rem;
}

.step-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    margin-bottom: 1rem;
}

.step-content h3 {
    color: #667eea;
    margin-bottom: 0.5rem;
    font-size: 1.3rem;
}

.step-content p {
    color: #666;
    line-height: 1.6;
}

.faq {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background: white;
    padding: 2rem;
    margin-bottom: 1.5rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}

.faq-item:hover {
    transform: translateX(5px);
}

.faq-item h3 {
    color: #667eea;
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.faq-item h3 i {
    margin-right: 0.5rem;
    color: #764ba2;
}

.faq-item p {
    color: #666;
    line-height: 1.8;
}

.conclusion {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.conclusion h2 {
    color: #667eea;
    margin-bottom: 1.5rem;
}

.conclusion-image {
    width: 100%;
    max-width: 600px;
    height: auto;
    border-radius: 10px;
    margin-bottom: 1.5rem;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    display: block;
    opacity: 1 !important;
}

.conclusion p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 1rem;
    color: #666;
}

footer {
    background: #2c3e50;
    color: white;
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    color: #ffd700;
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.footer-section p {
    color: #bdc3c7;
    line-height: 1.6;
    margin-bottom: 0.5rem;
}

.footer-section p i {
    margin-right: 0.5rem;
    color: #ffd700;
}

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

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: #bdc3c7;
    text-decoration: none;
    transition: color 0.3s;
}

.footer-section ul li a:hover {
    color: #ffd700;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #34495e;
    color: #bdc3c7;
}

@media (max-width: 768px) {
    header .container {
        flex-direction: column;
        gap: 1rem;
    }

    nav ul {
        flex-wrap: wrap;
        justify-content: center;
        gap: 1rem;
    }

    .hero-banner,
    .content-image,
    .card-image,
    .advantage-image,
    .conclusion-image {
        max-width: 100%;
        height: auto;
    }

    .hero-content h2 {
        font-size: 2rem;
    }

    .hero-content p {
        font-size: 1rem;
    }

    .section h2 {
        font-size: 2rem;
    }

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

    .btn {
        width: 100%;
        max-width: 300px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .logo h1 {
        font-size: 1.5rem;
    }

    .hero-content h2 {
        font-size: 1.5rem;
    }

    .section {
        padding: 2rem 0;
    }

    .section h2 {
        font-size: 1.5rem;
        margin-bottom: 2rem;
    }
}