/* 巴西博彩主题颜色变量 */
:root {
    --brazil-green: #00A859;
    --brazil-green-dark: #008045;
    --brazil-green-light: #00C853;
    --brazil-gold: #FFD700;
    --brazil-gold-dark: #FFC107;
    --brazil-yellow: #FEDD00;
    --brazil-dark: #0a0a0a;
    --brazil-dark-gray: #1a1a1a;
    --brazil-light-gray: #2a2a2a;
    --brazil-white: #ffffff;
    --brazil-text: #e0e0e0;
    --brazil-shadow: rgba(0, 168, 89, 0.3);
    --brazil-gold-shadow: rgba(255, 215, 0, 0.3);
}

/* 基础重置 */
*, ::after, ::before {
    box-sizing: border-box;
}

@media (prefers-reduced-motion: no-preference) {
    :root {
        scroll-behavior: smooth;
    }
}

/* 主体样式 */
body {
    margin: 0;
    padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    font-size: 1rem;
    font-weight: 400;
    line-height: 1.5;
    color: var(--brazil-text);
    background: linear-gradient(135deg, var(--brazil-dark) 0%, var(--brazil-dark-gray) 100%);
    background-attachment: fixed;
    min-height: 100vh;
    -webkit-text-size-adjust: 100%;
    /* 移动端优化 */
    -webkit-tap-highlight-color: transparent;
    overflow-x: hidden; /* 防止横向滚动 */
}

/* 标题样式 */
h1, h2, h3, h4 {
    margin-top: 0;
    margin-bottom: 0.5rem;
    font-weight: 700;
    line-height: 1.2;
    color: var(--brazil-white);
}

h1 {
    font-size: calc(1.375rem + 1.5vw);
    background: linear-gradient(135deg, var(--brazil-green) 0%, var(--brazil-gold) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

@media (min-width: 1200px) {
    h1 {
        font-size: 2.5rem;
    }
}

h2 {
    font-size: calc(1.325rem + 0.9vw);
    color: var(--brazil-gold);
}

@media (min-width: 1200px) {
    h2 {
        font-size: 2rem;
    }
}

h3 {
    font-size: calc(1.3rem + 0.6vw);
    color: var(--brazil-green-light);
}

@media (min-width: 1200px) {
    h3 {
        font-size: 1.75rem;
    }
}

h4 {
    font-size: calc(1.275rem + 0.3vw);
    color: var(--brazil-white);
}

@media (min-width: 1200px) {
    h4 {
        font-size: 1.5rem;
    }
}

p {
    margin-top: 0;
    margin-bottom: 1rem;
    color: var(--brazil-text);
}

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

a:hover {
    color: var(--brazil-gold);
}

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

/* 容器 */
.container {
    --bs-gutter-x: 1.5rem;
    --bs-gutter-y: 0;
    width: 100%;
    padding-right: calc(var(--bs-gutter-x) * 0.5);
    padding-left: calc(var(--bs-gutter-x) * 0.5);
    margin-right: auto;
    margin-left: auto;
}

@media (min-width: 576px) {
    .container {
        max-width: 540px;
    }
}

@media (min-width: 768px) {
    .container {
        max-width: 720px;
    }
}

@media (min-width: 992px) {
    .container {
        max-width: 960px;
    }
}

@media (min-width: 1200px) {
    .container {
        max-width: 1140px;
    }
}

/* 行和列 */
.row {
    --bs-gutter-x: 1.5rem;
    --bs-gutter-y: 0;
    display: flex;
    flex-wrap: wrap;
    margin-top: calc(-1 * var(--bs-gutter-y));
    margin-right: calc(-0.5 * var(--bs-gutter-x));
    margin-left: calc(-0.5 * var(--bs-gutter-x));
}

.row > * {
    flex-shrink: 0;
    width: 100%;
    max-width: 100%;
    padding-right: calc(var(--bs-gutter-x) * 0.5);
    padding-left: calc(var(--bs-gutter-x) * 0.5);
    margin-top: var(--bs-gutter-y);
}

.col-12 {
    flex: 0 0 auto;
    width: 100%;
}

.col-6 {
    flex: 0 0 auto;
    width: 50%;
}

@media (min-width: 768px) {
    .col-md-3 {
        flex: 0 0 auto;
        width: 25%;
    }
    
    .col-md-4 {
        flex: 0 0 auto;
        width: 33.333333%;
    }
    
    .col-md-6 {
        flex: 0 0 auto;
        width: 50%;
    }
}

@media (min-width: 992px) {
    .col-lg-6 {
        flex: 0 0 auto;
        width: 50%;
    }
}

/* 图片响应式 */
.img-fluid {
    max-width: 100%;
    height: auto;
}

/* 按钮样式 - 巴西博彩风格 */
.btn {
    display: inline-block;
    padding: 12px 30px;
    font-size: 16px;
    font-weight: 600;
    line-height: 1.5;
    text-align: center;
    text-decoration: none;
    vertical-align: middle;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    position: relative;
    overflow: hidden;
    /* 移动端触摸优化 */
    -webkit-tap-highlight-color: rgba(0, 168, 89, 0.3);
    touch-action: manipulation;
    user-select: none;
    -webkit-user-select: none;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, var(--brazil-green) 0%, var(--brazil-green-dark) 100%);
    color: var(--brazil-white);
    border: 2px solid var(--brazil-green-light);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--brazil-green-light) 0%, var(--brazil-green) 100%);
    color: var(--brazil-white);
    box-shadow: 0 6px 20px var(--brazil-shadow);
    transform: translateY(-2px);
}

.btn-success {
    background: linear-gradient(135deg, var(--brazil-gold) 0%, var(--brazil-gold-dark) 100%);
    color: var(--brazil-dark);
    border: 2px solid var(--brazil-yellow);
    font-weight: 700;
}

.btn-success:hover {
    background: linear-gradient(135deg, var(--brazil-yellow) 0%, var(--brazil-gold) 100%);
    color: var(--brazil-dark);
    box-shadow: 0 6px 20px var(--brazil-gold-shadow);
    transform: translateY(-2px);
}

.btn-lg {
    padding: 16px 40px;
    font-size: 1.25rem;
    border-radius: 10px;
}

/* 工具类 */
.d-flex {
    display: flex !important;
}

.w-100 {
    width: 100% !important;
}

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

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

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

.my-2 {
    margin-top: 0.5rem !important;
    margin-bottom: 0.5rem !important;
}

.me-2 {
    margin-right: 0.5rem !important;
}

.me-3 {
    margin-right: 1rem !important;
}

.ms-3 {
    margin-left: 1rem !important;
}

.py-2 {
    padding-top: 0.5rem !important;
    padding-bottom: 0.5rem !important;
}

.py-5 {
    padding-top: 3rem !important;
    padding-bottom: 3rem !important;
}

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

.text-decoration-none {
    text-decoration: none !important;
}

.text-white {
    color: var(--brazil-white) !important;
}

.bg-primary {
    background: linear-gradient(135deg, var(--brazil-green-dark) 0%, var(--brazil-green) 100%) !important;
    padding: 1.5rem 0;
    box-shadow: 0 4px 15px rgba(0, 168, 89, 0.3);
}

.rounded-2 {
    border-radius: 2px !important;
}

.rounded-5 {
    border-radius: 2rem !important;
}

/* Header样式 */
header {
    background: linear-gradient(135deg, var(--brazil-dark-gray) 0%, var(--brazil-dark) 100%);
    padding: 1rem 0;
    border-bottom: 3px solid var(--brazil-green);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    position: sticky;
    top: 0;
    z-index: 1000;
}

header img {
    filter: drop-shadow(0 0 10px var(--brazil-green));
    transition: transform 0.3s ease;
}

header img:hover {
    transform: scale(1.05);
}

/* Section样式 */
section {
    padding: 2rem 0;
}

section:first-of-type {
    padding-top: 3rem;
}

/* 英雄区域按钮样式 */
.hero-buttons {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 1.5rem;
}

.hero-buttons .btn {
    margin: 0;
}

/* 按钮组2列布局 */
.btn-group-2col {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.btn-group-2col .btn {
    flex: 1;
    min-width: 120px;
    margin: 0;
}

/* Header按钮组 */
.header-buttons {
    display: flex;
    gap: 0.5rem;
    flex-wrap: nowrap;
    align-items: center;
}

.header-buttons .btn {
    flex: 0 1 auto;
    min-width: 100px;
    white-space: nowrap;
    margin: 0;
}

/* Acessos按钮区域 */
.access-buttons {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.access-buttons h4 {
    margin-bottom: 0.5rem;
}

.access-buttons .btn-group-2col {
    width: 100%;
    max-width: 400px;
}

/* Footer样式 - 丰富的单页网站设计 */
footer {
    background: linear-gradient(180deg, var(--brazil-dark) 0%, #0d0d0d 50%, var(--brazil-dark-gray) 100%);
    padding: 4rem 0 1.5rem;
    border-top: 4px solid var(--brazil-green);
    margin-top: 4rem;
    position: relative;
}

footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--brazil-green), var(--brazil-gold), var(--brazil-green), transparent);
}

/* Footer主要内容区域 */
.footer-main {
    margin-bottom: 2.5rem;
}

/* Footer品牌区域 */
.footer-brand {
    text-align: center;
    margin-bottom: 2.5rem;
}

@media (min-width: 768px) {
    .footer-brand {
        text-align: left;
        margin-bottom: 0;
    }
}

.footer-logo {
    filter: drop-shadow(0 0 12px var(--brazil-green));
    margin-bottom: 1rem;
    transition: transform 0.3s ease;
    border-radius: 50%;
}

.footer-logo:hover {
    transform: scale(1.1) rotate(5deg);
}

.footer-brand h5 {
    color: var(--brazil-gold);
    font-size: 1.75rem;
    font-weight: 700;
    margin: 0.75rem 0 0.5rem;
    background: linear-gradient(135deg, var(--brazil-green) 0%, var(--brazil-gold) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-tagline {
    color: var(--brazil-gold);
    font-size: 1rem;
    font-weight: 600;
    margin: 0 0 1rem;
    opacity: 0.9;
}

.footer-description {
    color: var(--brazil-text);
    font-size: 0.9rem;
    line-height: 1.6;
    margin: 0;
    opacity: 0.8;
}

/* Footer特色区域 */
.footer-features,
.footer-advantages,
.footer-safety {
    margin-bottom: 2.5rem;
    text-align: center;
}

@media (min-width: 768px) {
    .footer-features,
    .footer-advantages,
    .footer-safety {
        text-align: left;
        margin-bottom: 0;
    }
}

.footer-features h6,
.footer-advantages h6,
.footer-safety h6 {
    color: var(--brazil-gold);
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 1.25rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-list li {
    color: var(--brazil-text);
    font-size: 0.95rem;
    margin-bottom: 0.75rem;
    padding-left: 0;
    line-height: 1.6;
    transition: all 0.3s ease;
    opacity: 0.85;
}

.footer-list li a {
    color: inherit;
    text-decoration: none;
    display: block;
    transition: all 0.3s ease;
}

.footer-list li:hover {
    opacity: 1;
    color: var(--brazil-green-light);
    transform: translateX(5px);
}

.footer-list li:hover a {
    color: var(--brazil-green-light);
}

.footer-list li a:hover {
    color: var(--brazil-gold);
}

/* Footer安全信息 */
.footer-safety-info {
    margin-bottom: 1.5rem;
}

.footer-certified,
.footer-encrypted,
.footer-support {
    color: var(--brazil-text);
    font-size: 0.9rem;
    margin-bottom: 0.75rem;
    line-height: 1.6;
    opacity: 0.85;
}

.footer-certified {
    color: var(--brazil-green-light);
    font-weight: 600;
}

.footer-warning-box {
    background: rgba(255, 215, 0, 0.08);
    border: 1px solid rgba(255, 215, 0, 0.3);
    border-radius: 8px;
    padding: 1rem;
    margin-top: 1rem;
}

.footer-warning {
    color: var(--brazil-gold);
    font-size: 0.85rem;
    font-weight: 600;
    margin: 0 0 0.5rem;
    line-height: 1.5;
}

.footer-age {
    color: var(--brazil-text);
    font-size: 0.8rem;
    margin: 0;
    opacity: 0.7;
}

/* Footer分隔线 */
.footer-divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(0, 168, 89, 0.3), transparent);
    margin: 2.5rem 0;
}

/* Footer底部区域 */
.footer-bottom {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(0, 168, 89, 0.2);
}

.footer-legal,
.footer-contact {
    margin-bottom: 1.5rem;
    text-align: center;
}

@media (min-width: 768px) {
    .footer-legal,
    .footer-contact {
        text-align: left;
        margin-bottom: 0;
    }
}

.footer-legal-text {
    color: var(--brazil-text);
    font-size: 0.85rem;
    line-height: 1.7;
    margin-bottom: 1rem;
    opacity: 0.75;
}

.footer-legal-text strong {
    color: var(--brazil-green-light);
    font-weight: 600;
}

.footer-contact-title {
    color: var(--brazil-gold);
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.footer-contact-info {
    color: var(--brazil-text);
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 0.75rem;
    opacity: 0.85;
}

.footer-hours {
    color: var(--brazil-green-light);
    font-size: 0.85rem;
    margin: 0;
    font-weight: 500;
}

/* Footer版权区域 */
.footer-copyright-section {
    text-align: center;
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(0, 168, 89, 0.15);
}

.footer-copyright {
    color: var(--brazil-text);
    font-size: 0.9rem;
    margin: 0 0 0.5rem;
    opacity: 0.7;
    font-weight: 500;
}

.footer-license {
    color: var(--brazil-text);
    font-size: 0.8rem;
    margin: 0;
    opacity: 0.6;
}

/* 移动端优化 - 触摸友好 */
@media (max-width: 767px) {
    body {
        font-size: 16px; /* 防止iOS自动缩放 */
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }
    
    .container {
        padding-left: 1rem;
        padding-right: 1rem;
    }
    
    .btn {
        padding: 14px 24px; /* 增大触摸目标，至少44x44px */
        font-size: 16px;
        min-height: 44px; /* iOS推荐的最小触摸目标 */
        min-width: 44px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        -webkit-tap-highlight-color: rgba(0, 168, 89, 0.3);
        touch-action: manipulation; /* 优化触摸响应 */
    }
    
    .btn-lg {
        padding: 16px 32px;
        font-size: 1.1rem;
        min-height: 48px;
    }
    
    header {
        padding: 0.75rem 0;
    }
    
    /* Header保持一行显示 */
    header .d-flex {
        flex-direction: row;
        justify-content: flex-start;
        align-items: center;
        gap: 0;
    }
    
    header img {
        width: 70px;
        height: 70px;
        flex-shrink: 0;
        margin-right: 0;
    }
    
    /* Header按钮移动端优化 - 自动铺满剩余空间 */
    .header-buttons {
        display: flex;
        gap: 0.5rem;
        flex: 1;
        margin-left: 0.5rem;
        justify-content: flex-end;
    }
    
    .header-buttons .btn {
        flex: 1;
        min-width: 0;
        padding: 10px 12px;
        font-size: 14px;
        margin: 0;
    }
    
    /* Acessos按钮移动端2列布局 */
    .access-buttons {
        width: 100%;
        align-items: center;
    }
    
    .access-buttons .btn-group-2col {
        width: 100%;
        max-width: 100%;
    }
    
    .access-buttons .btn-group-2col .btn {
        flex: 1;
        min-width: 0;
    }
    
    h1 {
        font-size: 1.75rem;
        line-height: 1.3;
        margin-bottom: 1rem;
    }
    
    h2 {
        font-size: 1.5rem;
        line-height: 1.3;
    }
    
    h3 {
        font-size: 1.25rem;
        line-height: 1.3;
    }
    
    h4 {
        font-size: 1.1rem;
        line-height: 1.3;
    }
    
    section {
        padding: 1.5rem 0;
    }
    
    section:first-of-type {
        padding-top: 2rem;
    }
    
    .py-5 {
        padding-top: 2rem !important;
        padding-bottom: 2rem !important;
    }
    
    .col-lg-6 {
        margin-bottom: 1.5rem;
    }
    
    .col-lg-6:last-child {
        margin-bottom: 0;
    }
    
    /* 移动端图片优化 */
    .img-fluid {
        width: 100%;
        height: auto;
        border-radius: 1rem;
    }
    
    /* 移动端按钮组优化 */
    .d-flex.justify-content-center {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }
    
    .d-flex.justify-content-center .btn {
        width: 100%;
        max-width: 300px;
    }
    
    /* 英雄区域按钮移动端优化 */
    .hero-buttons {
        gap: 0.75rem;
        margin-top: 1.25rem;
        flex-direction: row;
        justify-content: center;
    }
    
    .hero-buttons .btn {
        flex: 0 1 auto;
        min-width: 140px;
        max-width: 200px;
    }
    
    /* Footer移动端优化 */
    footer {
        padding: 2.5rem 0 1rem;
        margin-top: 2rem;
    }
    
    .footer-main {
        margin-bottom: 2rem;
    }
    
    .footer-brand,
    .footer-features,
    .footer-advantages,
    .footer-safety {
        text-align: center;
        margin-bottom: 1.5rem;
        padding: 0 0.5rem;
    }
    
    /* 移动端2列布局优化 */
    .footer-main .col-6 {
        margin-bottom: 1.5rem;
    }
    
    .footer-main .col-6:nth-child(3),
    .footer-main .col-6:nth-child(4) {
        margin-bottom: 0;
    }
    
    .footer-logo {
        width: 60px;
        height: 60px;
        margin-bottom: 0.75rem;
    }
    
    .footer-brand h5 {
        font-size: 1.25rem;
        margin: 0.5rem 0;
    }
    
    .footer-tagline {
        font-size: 0.85rem;
        margin-bottom: 0.5rem;
    }
    
    .footer-description {
        font-size: 0.75rem;
        line-height: 1.5;
        margin: 0;
    }
    
    .footer-features h6,
    .footer-advantages h6,
    .footer-safety h6 {
        font-size: 0.9rem;
        justify-content: center;
        margin-bottom: 0.75rem;
    }
    
    .footer-list {
        padding: 0;
    }
    
    .footer-list li {
        font-size: 0.8rem;
        margin-bottom: 0.4rem;
        line-height: 1.4;
    }
    
    .footer-safety-info {
        margin-bottom: 0.75rem;
    }
    
    .footer-certified,
    .footer-encrypted,
    .footer-support {
        font-size: 0.75rem;
        margin-bottom: 0.5rem;
    }
    
    .footer-warning-box {
        padding: 0.5rem;
        margin-top: 0.5rem;
    }
    
    .footer-warning {
        font-size: 0.75rem;
        margin-bottom: 0.25rem;
    }
    
    .footer-age {
        font-size: 0.7rem;
    }
    
    .footer-safety-info {
        margin-bottom: 1.25rem;
    }
    
    .footer-certified,
    .footer-encrypted,
    .footer-support {
        font-size: 0.85rem;
    }
    
    .footer-warning-box {
        padding: 0.75rem;
        margin-top: 0.75rem;
    }
    
    .footer-warning {
        font-size: 0.8rem;
    }
    
    .footer-age {
        font-size: 0.75rem;
    }
    
    .footer-divider {
        margin: 2rem 0;
    }
    
    .footer-legal,
    .footer-contact {
        margin-bottom: 2rem;
        text-align: center;
    }
    
    .footer-legal-text {
        font-size: 0.8rem;
        margin-bottom: 0.875rem;
    }
    
    .footer-contact-title {
        font-size: 1rem;
    }
    
    .footer-contact-info {
        font-size: 0.85rem;
    }
    
    .footer-hours {
        font-size: 0.8rem;
    }
    
    .footer-copyright-section {
        margin-top: 1.5rem;
        padding-top: 1.25rem;
    }
    
    .footer-copyright {
        font-size: 0.85rem;
    }
    
    .footer-license {
        font-size: 0.75rem;
    }
    
    /* 移除移动端不必要的动画 */
    .btn-success {
        animation: none;
    }
    
    /* 优化触摸反馈 */
    .btn:active {
        transform: scale(0.98);
        opacity: 0.9;
    }
}

/* 小屏幕设备优化 */
@media (max-width: 480px) {
    .container {
        padding-left: 0.75rem;
        padding-right: 0.75rem;
    }
    
    h1 {
        font-size: 1.5rem;
    }
    
    .btn {
        padding: 12px 20px;
        font-size: 15px;
    }
    
    header img {
        width: 60px;
        height: 60px;
    }
    
    /* 超小屏幕header保持一行 - 按钮铺满 */
    header .d-flex {
        flex-direction: row;
        justify-content: flex-start;
        gap: 0;
    }
    
    header img {
        margin-right: 0;
    }
    
    .header-buttons {
        flex: 1;
        gap: 0.4rem;
        margin-left: 0.4rem;
        justify-content: flex-end;
    }
    
    .header-buttons .btn {
        flex: 1;
        min-width: 0;
        padding: 8px 10px;
        font-size: 13px;
    }
    
    /* 超小屏幕footer优化 */
    .footer-brand,
    .footer-features,
    .footer-advantages,
    .footer-safety {
        padding: 0 0.25rem;
    }
    
    .footer-logo {
        width: 50px;
        height: 50px;
    }
    
    .footer-brand h5 {
        font-size: 1.1rem;
    }
    
    .footer-tagline {
        font-size: 0.8rem;
    }
    
    .footer-description {
        font-size: 0.7rem;
    }
    
    .footer-features h6,
    .footer-advantages h6,
    .footer-safety h6 {
        font-size: 0.85rem;
    }
    
    .footer-list li {
        font-size: 0.75rem;
    }
}

/* 横屏模式优化 */
@media (max-width: 767px) and (orientation: landscape) {
    header {
        padding: 0.5rem 0;
    }
    
    header .d-flex {
        flex-direction: row;
        justify-content: flex-start;
        gap: 0;
    }
    
    header img {
        margin-right: 0;
    }
    
    .header-buttons {
        flex: 1;
        margin-left: 0.5rem;
        justify-content: flex-end;
        gap: 0.5rem;
    }
    
    .header-buttons .btn {
        flex: 1;
        min-width: 0;
        margin: 0;
    }
    
    section:first-of-type {
        padding-top: 1.5rem;
    }
}

/* 动画效果 */
@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

.btn-success {
    animation: pulse 2s infinite;
}

/* 链接悬停效果增强 */
a[href*="tzv2i8.com"] {
    position: relative;
}

a[href*="tzv2i8.com"]:hover {
    text-shadow: 0 0 10px var(--brazil-green);
}

/* ============================================
   信息内容区块样式 - 视觉多样性设计
   ============================================ */

/* ============================================
   目录页面主要内容区域 - 全新设计
   ============================================ */

/* 区块1: 主内容卡片 - 玻璃态设计 */
.info-section {
    padding: 4rem 0;
    position: relative;
    overflow: hidden;
}

.info-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 50%, rgba(0, 168, 89, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 80% 80%, rgba(255, 215, 0, 0.1) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

.info-section-1 {
    background: linear-gradient(180deg, var(--brazil-dark) 0%, var(--brazil-dark-gray) 50%, var(--brazil-dark) 100%);
    position: relative;
}

.info-section-1::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--brazil-green), var(--brazil-gold), var(--brazil-green), transparent);
    opacity: 0.5;
}

.info-card {
    background: transparent;
    padding: 0;
    border: none;
    box-shadow: none;
    position: relative;
    z-index: 1;
}

.info-icon {
    font-size: 4rem;
    margin-bottom: 2rem;
    display: inline-block;
    animation: float 3s ease-in-out infinite;
    filter: drop-shadow(0 0 20px rgba(0, 168, 89, 0.5));
    position: relative;
    z-index: 2;
}

@keyframes float {
    0%, 100% { 
        transform: translateY(0px) rotate(0deg); 
    }
    50% { 
        transform: translateY(-15px) rotate(5deg); 
    }
}

.info-title {
    color: var(--brazil-white);
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    background: linear-gradient(135deg, var(--brazil-gold) 0%, var(--brazil-green-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    z-index: 2;
    text-shadow: 0 0 30px rgba(255, 215, 0, 0.3);
}

.info-description {
    color: var(--brazil-text);
    font-size: 1.1rem;
    line-height: 1.9;
    margin-bottom: 2.5rem;
    opacity: 0.95;
    position: relative;
    z-index: 2;
}

.info-features {
    margin-bottom: 2rem;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    padding: 1rem 0;
    color: var(--brazil-text);
    font-size: 1.05rem;
    background: transparent;
    border: none;
    border-bottom: 1px solid rgba(0, 168, 89, 0.2);
    margin-bottom: 0;
    transition: all 0.3s ease;
    position: relative;
}

.feature-item:last-child {
    border-bottom: none;
}

.feature-item:hover {
    color: var(--brazil-green-light);
    padding-left: 1rem;
}

.feature-icon {
    font-size: 2rem;
    flex-shrink: 0;
    filter: drop-shadow(0 0 10px rgba(0, 168, 89, 0.5));
    transition: transform 0.3s ease;
}

.feature-item:hover .feature-icon {
    transform: scale(1.2) rotate(10deg);
}

.info-rating {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 1.5rem 0;
    background: transparent;
    border: none;
    border-top: 2px solid rgba(255, 215, 0, 0.3);
    border-bottom: 2px solid rgba(255, 215, 0, 0.3);
    margin-top: 2rem;
    position: relative;
}

.rating-stars {
    color: var(--brazil-gold);
    font-size: 1.25rem;
    letter-spacing: 2px;
}

.rating-text {
    color: var(--brazil-text);
    font-size: 0.9rem;
    opacity: 0.85;
}

.info-image-wrapper {
    position: relative;
    border-radius: 0;
    overflow: visible;
    box-shadow: none;
    border: none;
    background: transparent;
    transition: all 0.3s ease;
}

.info-image {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 12px;
    transition: transform 0.3s ease;
}

.info-image-wrapper:hover .info-image {
    transform: scale(1.02);
}

.image-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: linear-gradient(135deg, var(--brazil-green) 0%, var(--brazil-green-dark) 100%);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    box-shadow: 0 4px 15px rgba(0, 168, 89, 0.4);
    z-index: 2;
}

.badge-text {
    color: var(--brazil-white);
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* 区块2: 优缺点对比 - 双栏卡片设计 */
.info-section-2 {
    background: linear-gradient(180deg, var(--brazil-dark-gray) 0%, var(--brazil-dark) 100%);
    padding: 5rem 0;
    position: relative;
}

.info-section-2::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--brazil-green), var(--brazil-gold), var(--brazil-green), transparent);
    opacity: 0.6;
}

.section-heading {
    color: var(--brazil-white);
    font-size: 2.5rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: 4rem;
    position: relative;
    padding-bottom: 2rem;
    background: linear-gradient(135deg, var(--brazil-gold) 0%, var(--brazil-green-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 40px rgba(255, 215, 0, 0.3);
}

.section-heading::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 150px;
    height: 5px;
    background: linear-gradient(90deg, var(--brazil-green), var(--brazil-gold), var(--brazil-green));
    border-radius: 10px;
    box-shadow: 0 0 20px rgba(0, 168, 89, 0.5);
}

.pros-cons-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-top: 2rem;
}

.pros-card,
.cons-card {
    border-radius: 0;
    padding: 0;
    box-shadow: none;
    position: relative;
    overflow: visible;
    background: transparent;
    border: none;
    transition: none;
}

.pros-card {
    border-left: 4px solid var(--brazil-green);
    padding-left: 2rem;
}

.cons-card {
    border-left: 4px solid var(--brazil-gold);
    padding-left: 2rem;
}

.card-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid rgba(255, 255, 255, 0.1);
}

.pros-header {
    color: var(--brazil-green-light);
}

.cons-header {
    color: var(--brazil-gold);
}

.header-icon {
    font-size: 2rem;
}

.card-header h5 {
    margin: 0;
    font-size: 1.5rem;
    font-weight: 700;
}

.pros-list,
.cons-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.pros-list li,
.cons-list li {
    padding: 1rem 0;
    color: var(--brazil-text);
    line-height: 1.8;
    background: transparent;
    border-radius: 0;
    margin-bottom: 0;
    position: relative;
    padding-left: 2rem;
    border: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    transition: all 0.3s ease;
}

.pros-list li:last-child,
.cons-list li:last-child {
    border-bottom: none;
}

.pros-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    top: 1rem;
    color: var(--brazil-green);
    font-weight: 700;
    font-size: 1.2rem;
}

.cons-list li::before {
    content: '•';
    position: absolute;
    left: 0;
    top: 1rem;
    color: var(--brazil-gold);
    font-weight: 700;
    font-size: 1.2rem;
}

.pros-list li:hover,
.cons-list li:hover {
    color: var(--brazil-green-light);
    padding-left: 2.5rem;
}

.pros-list li strong,
.cons-list li strong {
    color: var(--brazil-white);
    display: block;
    margin-bottom: 0.5rem;
}

/* 区块3: FAQ常见问题 - 手风琴式设计 */
.info-section-3 {
    background: linear-gradient(180deg, var(--brazil-dark) 0%, var(--brazil-dark-gray) 100%);
    padding: 5rem 0;
    border-top: 2px solid rgba(0, 168, 89, 0.3);
    position: relative;
}

.info-section-3::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--brazil-green), var(--brazil-gold), var(--brazil-green), transparent);
    opacity: 0.6;
}

.faq-container {
    max-width: 1000px;
    margin: 0 auto;
}

.faq-item {
    background: transparent;
    border-radius: 0;
    margin-bottom: 1.5rem;
    border: none;
    border-bottom: 2px solid rgba(0, 168, 89, 0.2);
    overflow: visible;
    transition: all 0.3s ease;
    box-shadow: none;
    position: relative;
    padding-bottom: 1rem;
}

.faq-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

.faq-item:hover {
    border-bottom-color: rgba(0, 168, 89, 0.5);
}

.faq-question {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 1.5rem 0;
    cursor: pointer;
    color: var(--brazil-white);
    font-size: 1.2rem;
    font-weight: 700;
    background: transparent;
    transition: all 0.3s ease;
    position: relative;
}

.faq-question:hover {
    color: var(--brazil-gold);
    padding-left: 1rem;
}

.faq-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: transparent;
    color: var(--brazil-green);
    border-radius: 0;
    font-weight: 800;
    font-size: 1.2rem;
    flex-shrink: 0;
    box-shadow: none;
    border: 2px solid var(--brazil-green);
    transition: all 0.3s ease;
}

.faq-item:hover .faq-number {
    color: var(--brazil-gold);
    border-color: var(--brazil-gold);
}

.faq-answer {
    padding: 0 2rem 1.5rem 2rem;
    color: var(--brazil-text);
    line-height: 1.8;
    font-size: 1rem;
    opacity: 0.9;
    margin-top: 0.5rem;
}

.faq-answer p {
    margin: 0;
    padding-left: 3.5rem;
}

/* 移动端响应式优化 */
@media (max-width: 767px) {
    .info-section {
        padding: 2rem 0;
    }
    
    .info-card {
        padding: 0;
        margin-bottom: 1.5rem;
    }
    
    .info-title {
        font-size: 1.5rem;
    }
    
    .info-description {
        font-size: 0.95rem;
    }
    
    .info-icon {
        font-size: 2.5rem;
    }
    
    .pros-cons-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .pros-card,
    .cons-card {
        padding: 0;
        padding-left: 1rem;
        border-left-width: 3px;
    }
    
    .section-heading {
        font-size: 1.5rem;
        margin-bottom: 2rem;
    }
    
    .faq-question {
        padding: 1.25rem 1.5rem;
        font-size: 1rem;
        flex-wrap: wrap;
    }
    
    .faq-answer {
        padding: 0 1.5rem 1.25rem 1.5rem;
    }
    
    .faq-answer p {
        padding-left: 0;
    }
    
    .faq-number {
        width: 35px;
        height: 35px;
        font-size: 0.9rem;
    }
}