/* 888new - Eternal Gold Casino Style */
:root {
    --primary-gold: #FFD700;
    --dark-gold: #B8860B;
    --light-gold: #FFF8DC;
    --casino-black: #0A0A0A;
    --rich-black: #1A1A1A;
    --accent-red: #DC143C;
    --text-white: #FFFFFF;
    --text-gray: #CCCCCC;
    --border-gold: #DAA520;
    --shadow-gold: rgba(255, 215, 0, 0.3);
    --gradient-gold: linear-gradient(135deg, #FFD700 0%, #B8860B 100%);
    --gradient-black: linear-gradient(135deg, #0A0A0A 0%, #1A1A1A 100%);
}

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

html {
    overflow-x: hidden;
    width: 100%;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--gradient-black);
    color: var(--text-white);
    line-height: 1.6;
    overflow-x: hidden;
    width: 100%;
    position: relative;
}

/* Header Styles */
.header {
    background: var(--casino-black);
    border-bottom: 2px solid var(--primary-gold);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: 0 2px 20px var(--shadow-gold);
    overflow-x: hidden;
}

.header-container {
    max-width: 1400px;
    width: 100%;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    flex-wrap: nowrap;
    box-sizing: border-box;
}

.logo {
    font-size: 2.5rem;
    font-weight: bold;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-decoration: none;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
    flex-shrink: 0;
}

.nav {
    flex: 1;
    display: flex;
    justify-content: center;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 1.5rem;
    margin: 0;
    padding: 0;
    flex-wrap: nowrap;
}

.nav-menu a {
    color: var(--text-white);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    transition: all 0.3s ease;
    position: relative;
    white-space: nowrap;
}

.nav-menu a:hover {
    color: var(--primary-gold);
    background: rgba(255, 215, 0, 0.1);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--primary-gold);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.nav-menu a:hover::after {
    width: 100%;
}

.header-cta {
    display: flex;
    gap: 1rem;
    flex-shrink: 0;
}

/* Hamburger Menu */
.hamburger {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    z-index: 1001;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--primary-gold);
    margin: 3px 0;
    transition: all 0.3s ease;
    border-radius: 3px;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

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

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(8px, -8px);
}

.btn-primary {
    display: inline-block;
    background: var(--gradient-gold);
    color: var(--casino-black);
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 25px;
    font-weight: bold;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px var(--shadow-gold);
    text-transform: uppercase;
    letter-spacing: 1px;
    white-space: nowrap;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--shadow-gold);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-gold);
    padding: 0.75rem 1.5rem;
    border: 2px solid var(--primary-gold);
    border-radius: 25px;
    font-weight: bold;
    text-decoration: none;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-secondary:hover {
    background: var(--primary-gold);
    color: var(--casino-black);
}

/* Main Content */
.main-content {
    margin-top: 100px;
    min-height: calc(100vh - 200px);
}

.container {
    max-width: 1200px;
    width: 100%;
    margin: 0 auto;
    padding: 0 2rem;
    box-sizing: border-box;
}

/* Hero Section */
.hero {
    background: var(--gradient-black);
    padding: 4rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="%23FFD700" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
}

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

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: var(--text-gray);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Content Blocks */
.content-block {
    padding: 3rem 0;
    border-bottom: 1px solid rgba(255, 215, 0, 0.2);
}

.content-block.horizontal .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.content-block.vertical {
    text-align: center;
}

.content-block.vertical h2,
.content-block.vertical p,
.content-block.vertical a {
    text-align: center;
    margin-left: auto;
    margin-right: auto;
}

.content-block.vertical p {
    max-width: 900px;
}

.content-block h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: var(--primary-gold);
    text-shadow: 1px 1px 2px rgba(0,0,0,0.5);
    text-align: center;
}

.content-block p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-gray);
    margin-bottom: 1rem;
}

.content-image {
    background: var(--rich-black);
    border: 2px solid var(--border-gold);
    border-radius: 10px;
    padding: 2rem;
    text-align: center;
    color: var(--primary-gold);
    font-style: italic;
    min-height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Content Grids */
.content-grid {
    display: grid;
    gap: 2rem;
    margin: 3rem 0;
}

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

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

.grid-item {
    background: var(--rich-black);
    border: 2px solid var(--border-gold);
    border-radius: 15px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.grid-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 215, 0, 0.1), transparent);
    transition: left 0.5s ease;
}

.grid-item:hover::before {
    left: 100%;
}

.grid-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px var(--shadow-gold);
    border-color: var(--primary-gold);
}

.grid-item h3 {
    color: var(--primary-gold);
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.grid-item p {
    color: var(--text-gray);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* Footer */
.footer {
    background: var(--casino-black);
    border-top: 2px solid var(--primary-gold);
    padding: 3rem 0 1rem;
    margin-top: 4rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.footer-section h3 {
    color: var(--primary-gold);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

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

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

.footer-section ul li a {
    color: var(--text-gray);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: var(--primary-gold);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 215, 0, 0.2);
    margin-top: 2rem;
    padding-top: 1rem;
    text-align: center;
    color: var(--text-gray);
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .nav-menu {
        gap: 1rem;
    }

    .nav-menu a {
        padding: 0.5rem 0.75rem;
        font-size: 0.9rem;
    }
}

@media (max-width: 768px) {
    .header-container {
        padding: 1rem;
        max-width: 100%;
    }

    .hamburger {
        display: flex;
    }

    .nav {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: var(--casino-black);
        transition: left 0.3s ease;
        overflow-y: auto;
        border-top: 2px solid var(--primary-gold);
    }

    .nav.active {
        left: 0;
    }

    .nav-menu {
        flex-direction: column;
        gap: 0;
        padding: 2rem 0;
        width: 100%;
    }

    .nav-menu li {
        width: 100%;
        border-bottom: 1px solid rgba(255, 215, 0, 0.1);
    }

    .nav-menu a {
        display: block;
        padding: 1rem 2rem;
        text-align: left;
        width: 100%;
    }

    .nav-menu a::after {
        display: none;
    }

    .header-cta {
        display: none; /* 在移动端隐藏header的CTA按钮，避免与hero section重叠 */
    }

    .hero h1 {
        font-size: 2.5rem;
        word-wrap: break-word;
        overflow-wrap: break-word;
    }

    .content-block h2 {
        font-size: 2rem;
        word-wrap: break-word;
        overflow-wrap: break-word;
    }

    .content-block.horizontal .container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

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

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

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }

    .hero h1 {
        font-size: 1.8rem;
        line-height: 1.2;
        word-wrap: break-word;
        overflow-wrap: break-word;
    }

    .hero .btn-primary {
        font-size: 0.9rem !important;
        padding: 0.8rem 1.5rem !important;
    }

    .content-block h2 {
        font-size: 1.5rem;
        line-height: 1.3;
        word-wrap: break-word;
        overflow-wrap: break-word;
        padding: 0 0.5rem;
    }
}

/* 内容居中样式增强 */
.content-text {
    text-align: center !important;
}

.content-text h2,
.content-text h3,
.content-text h4 {
    text-align: center !important;
    margin-left: auto !important;
    margin-right: auto !important;
    margin-bottom: 1rem;
}

.content-text p {
    text-align: center !important;
    max-width: 900px;
    margin-left: auto !important;
    margin-right: auto !important;
    margin-bottom: 1rem;
}

.content-text ul,
.content-text ol {
    text-align: left;
    max-width: 700px;
    margin-left: auto !important;
    margin-right: auto !important;
    margin-bottom: 1rem;
}

.content-text a {
    display: inline-block;
    margin-left: auto;
    margin-right: auto;
}

.section {
    text-align: center !important;
}

.section h2 {
    text-align: center !important;
    margin-bottom: 2rem;
    margin-left: auto;
    margin-right: auto;
}

.section p {
    text-align: center !important;
    max-width: 900px;
    margin-left: auto !important;
    margin-right: auto !important;
}

.grid-item {
    text-align: center !important;
}

.grid-item h3 {
    text-align: center !important;
}

.grid-item p {
    text-align: center !important;
}

/* 容器居中 */
.container {
    text-align: center;
}

.container > h2,
.container > h3,
.container > p {
    text-align: center !important;
    margin-left: auto;
    margin-right: auto;
}

.container > p {
    max-width: 900px;
}

/* Logo样式 */
.logo {
    height: 50px;
    width: auto;
}

.header-container .logo {
    height: 40px;
}