/* 全局样式 */
:root {
    --primary-color: #e60012;  /* 中石化红色 */
    --hover-color: #cc0000;
    --secondary-color: #005bac; /* 中石化蓝色 */
    --gradient-primary: linear-gradient(45deg, var(--primary-color), #ff1a1a);
    --gradient-hover: linear-gradient(45deg, #cc0000, #e60012);
    --transition-default: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    background-color: #f8f9fa;
    font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif;
    position: relative;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(230, 0, 18, 0.05) 0%, rgba(0, 91, 172, 0.05) 100%);
    z-index: -1;
}

/* Logo样式 */
.logo-img {
    height: 40px;
    width: auto;
    transition: var(--transition-default);
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

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

/* 导航栏样式 */
.navbar {
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    background: var(--gradient-primary) !important;
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: 600;
    text-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.nav-link {
    position: relative;
    transition: var(--transition-default);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: #fff;
    transition: var(--transition-default);
    transform: translateX(-50%);
}

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

/* 轮播图样式 */
#mainCarousel {
    margin-bottom: 2rem;
    box-shadow: 0 8px 24px rgba(0,0,0,0.15);
    border-radius: 20px;
    overflow: hidden;
}

#mainCarousel .carousel-item {
    height: 400px;
    overflow: hidden;
}

#mainCarousel .carousel-item img {
    object-fit: cover;
    width: 100%;
    height: 100%;
    transform: scale(1.1);
    transition: transform 10s ease;
}

#mainCarousel .carousel-item.active img {
    transform: scale(1);
}

#mainCarousel .carousel-caption {
    background: rgba(0, 0, 0, 0.6);
    padding: 20px;
    border-radius: 15px;
    backdrop-filter: blur(5px);
    transform: translateY(20px);
    opacity: 0;
    transition: var(--transition-default);
}

#mainCarousel .carousel-item.active .carousel-caption {
    transform: translateY(0);
    opacity: 1;
}

#mainCarousel .carousel-caption h3 {
    font-size: 2.2rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    text-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

/* 卡片样式 */
.card {
    border: none;
    border-radius: 20px;
    transition: var(--transition-default);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.1);
}

.card-header {
    border-radius: 20px 20px 0 0 !important;
    padding: 1.5rem;
    background: var(--gradient-primary) !important;
}

/* 充值金额选项样式 */
.amount-option label {
    border-radius: 15px;
    transition: var(--transition-default);
    height: 100%;
    border: 2px solid #eee;
    overflow: hidden;
    position: relative;
}

.amount-option label::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    opacity: 0;
    transition: var(--transition-default);
    z-index: -1;
}

.amount-option label:hover::before {
    opacity: 0.05;
}

.amount-option .amount {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 5px;
    color: var(--primary-color);
    text-shadow: 0 1px 2px rgba(0,0,0,0.1);
}

.amount-option .bonus {
    color: #28a745;
    font-weight: 500;
    position: relative;
    display: inline-block;
}

.amount-option .bonus::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 1px;
    background: #28a745;
    transform: scaleX(0);
    transition: var(--transition-default);
}

.amount-option label:hover .bonus::after {
    transform: scaleX(1);
}

/* 支付方式样式 */
.payment-option label {
    border-radius: 15px;
    padding: 20px;
    transition: var(--transition-default);
    border: 2px solid #eee;
    position: relative;
    overflow: hidden;
}

.payment-option label::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: currentColor;
    opacity: 0;
    transition: var(--transition-default);
    z-index: -1;
}

.payment-option label:hover::before {
    opacity: 0.05;
}

.payment-option i {
    margin-bottom: 10px;
    font-size: 2.5rem;
    transition: var(--transition-default);
}

.payment-option label:hover i {
    transform: scale(1.1);
}

/* 充值按钮样式 */
#rechargeBtn {
    background: var(--gradient-primary);
    border: none;
    border-radius: 15px;
    padding: 1rem;
    font-size: 1.2rem;
    font-weight: 600;
    transition: var(--transition-default);
    position: relative;
    overflow: hidden;
}

#rechargeBtn::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: var(--transition-default);
}

#rechargeBtn:hover::before {
    left: 100%;
}

#rechargeBtn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(230, 0, 18, 0.2);
}

/* 充值说明样式 */
.list-unstyled li {
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    transition: var(--transition-default);
    padding: 10px;
    border-radius: 10px;
}

.list-unstyled li:hover {
    background: rgba(230, 0, 18, 0.05);
    transform: translateX(10px);
}

.list-unstyled i {
    margin-right: 15px;
    font-size: 1.2rem;
    color: #28a745;
}

/* 页脚样式 */
footer {
    border-top: 1px solid rgba(222, 226, 230, 0.5);
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
}

footer a {
    transition: var(--transition-default);
    position: relative;
}

footer a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 1px;
    background: var(--primary-color);
    transform: scaleX(0);
    transition: var(--transition-default);
}

footer a:hover::after {
    transform: scaleX(1);
}

/* 响应式调整 */
@media (max-width: 768px) {
    .amount-option .amount {
        font-size: 1.4rem;
    }
    
    .payment-option label {
        padding: 15px;
    }
    
    .card-body {
        padding: 1.25rem;
    }

    #mainCarousel .carousel-caption h3 {
        font-size: 1.8rem;
    }

    .password-format {
        display: none;
    }

    .usage-guide li {
        padding: 0.5rem;
    }
}

/* Toast样式 */
.toast {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    border: none;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    animation: slideIn 0.3s ease forwards;
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* 输入框样式 */
.form-control {
    border-radius: 10px;
    padding: 12px;
    border: 2px solid #eee;
    transition: var(--transition-default);
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(230, 0, 18, 0.25);
}

/* 自定义滚动条 */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 5px;
}

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

/* 卡片图标样式 */
.card-icon {
    width: 30px;
    height: 30px;
    filter: brightness(0) invert(1);
}

/* 充值说明样式 */
.list-unstyled li {
    margin-bottom: 10px;
    display: flex;
    align-items: center;
}

.list-unstyled i {
    margin-right: 10px;
}

/* 自定义阴影效果 */
.shadow-lg {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1) !important;
}

/* 渐变背景 */
.bg-primary {
    background: linear-gradient(45deg, var(--primary-color), #ff1a1a) !important;
}

/* 卡片头部样式 */
.card-header.bg-primary {
    background: linear-gradient(45deg, var(--primary-color), #ff1a1a) !important;
}

/* 优惠标签样式 */
.discount-tag {
    position: absolute;
    top: -10px;
    right: -10px;
    background-color: #28a745;
    color: white;
    padding: 5px 10px;
    border-radius: 15px;
    font-size: 0.8rem;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

/* 表单样式 */
.form-label {
    font-weight: 500;
    color: #333;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
}

.form-label i {
    color: var(--primary-color);
    font-size: 1.2rem;
}

.form-control {
    border-radius: 10px;
    padding: 0.8rem 1rem;
    border: 2px solid #eee;
    transition: var(--transition-default);
    font-size: 1rem;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(230, 0, 18, 0.1);
}

.form-text {
    color: #666;
    font-size: 0.875rem;
    margin-top: 0.5rem;
}

/* 卡密输入框样式 */
.card-password-group {
    position: relative;
}

.card-password-input {
    letter-spacing: 2px;
    font-family: monospace;
    font-size: 1.1rem;
}

.password-format {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    color: #999;
    font-size: 0.875rem;
    pointer-events: none;
}

/* 验证码按钮样式 */
#sendCodeBtn {
    min-width: 120px;
    border-color: var(--primary-color);
    color: var(--primary-color);
    transition: var(--transition-default);
}

#sendCodeBtn:hover {
    background-color: var(--primary-color);
    color: white;
}

/* 使用说明样式 */
.usage-guide li {
    margin-bottom: 1rem;
    display: flex;
    align-items: flex-start;
    padding: 0.8rem;
    border-radius: 10px;
    transition: var(--transition-default);
}

.usage-guide li:hover {
    background: rgba(230, 0, 18, 0.05);
    transform: translateX(10px);
}

.usage-guide i {
    margin-right: 1rem;
    margin-top: 0.2rem;
    color: #28a745;
    font-size: 1rem;
}

.usage-guide strong {
    color: #333;
    display: block;
    margin-bottom: 0.2rem;
}

/* 背景装饰 */
.background-decoration {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
    pointer-events: none;
}

.shape {
    position: absolute;
    background: linear-gradient(45deg, rgba(230, 0, 18, 0.1), rgba(0, 91, 172, 0.1));
    border-radius: 50%;
    filter: blur(40px);
}

.shape-1 {
    top: -100px;
    right: -100px;
    width: 300px;
    height: 300px;
    animation: float 8s ease-in-out infinite;
}

.shape-2 {
    bottom: -150px;
    left: -150px;
    width: 400px;
    height: 400px;
    animation: float 12s ease-in-out infinite reverse;
}

.shape-3 {
    top: 50%;
    right: 20%;
    width: 200px;
    height: 200px;
    animation: float 10s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(20px, -20px); }
}

/* 欢迎横幅 */
.welcome-banner {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 20px;
    padding: 2rem;
    color: white;
    position: relative;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.banner-content {
    display: flex;
    align-items: center;
    gap: 2rem;
    position: relative;
    z-index: 1;
}

.banner-icon {
    width: 80px;
    height: 80px;
    object-fit: contain;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.2));
}

.banner-text h2 {
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.banner-text p {
    font-size: 1.1rem;
    margin-bottom: 0;
    opacity: 0.9;
}

/* 安全保障 */
.security-features {
    margin-top: 3rem;
}

.security-item {
    background: white;
    border-radius: 15px;
    padding: 1.5rem;
    text-align: center;
    transition: var(--transition-default);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.security-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.security-icon {
    width: 50px;
    height: 50px;
    margin-bottom: 1rem;
    transition: var(--transition-default);
}

.security-item:hover .security-icon {
    transform: scale(1.1);
}

.security-item h6 {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.security-item p {
    color: #666;
    margin-bottom: 0;
    font-size: 0.9rem;
}

/* Logo样式优化 */
.logo-img {
    height: 40px;
    width: auto;
    transition: var(--transition-default);
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

.brand-text {
    font-weight: 600;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.footer-logo {
    height: 30px;
    width: auto;
    margin-right: 1rem;
    opacity: 0.8;
    transition: var(--transition-default);
}

.footer-logo:hover {
    opacity: 1;
}

/* 图标样式 */
.guide-icon {
    width: 24px;
    height: 24px;
    margin-right: 0.5rem;
}

/* 密码输入框样式 */
.password-group {
    position: relative;
}

.password-input {
    padding-right: 40px;
}

.password-toggle {
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: #666;
    padding: 0.5rem;
    cursor: pointer;
    transition: var(--transition-default);
}

.password-toggle:hover {
    color: var(--primary-color);
}

.password-toggle:focus {
    outline: none;
    box-shadow: none;
}

/* 输入框样式 */
.form-control {
    border-radius: 10px;
    padding: 0.8rem 1rem;
    border: 2px solid #eee;
    transition: var(--transition-default);
    font-size: 1rem;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(230, 0, 18, 0.1);
}

.form-text {
    color: #666;
    font-size: 0.875rem;
    margin-top: 0.5rem;
}