/* ===================================
   响应式布局样式
   =================================== */

/* 页面主容器 */
.page-wrapper {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    z-index: 1;
}

/* 页头 */
.page-header {
    position: relative;
    padding: var(--spacing-md) 0;
    background: linear-gradient(180deg,
            rgba(10, 22, 40, 0.95) 0%,
            rgba(10, 22, 40, 0.8) 100%);
    border-bottom: var(--border-gold-thin);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5),
        0 1px 0 rgba(248, 210, 110, 0.2);
    backdrop-filter: blur(10px);
}

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

.header-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.header-logo img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    border: 2px solid var(--color-gold);
    box-shadow: var(--shadow-glow-gold);
}

.header-title {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    margin: 0;
}

.header-nav {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.nav-link {
    padding: 8px 16px;
    color: var(--color-text-primary);
    border: 1px solid transparent;
    border-radius: var(--border-radius-small);
    transition: all 0.3s ease;
}

.nav-link:hover {
    border-color: var(--color-gold);
    background: rgba(248, 210, 110, 0.1);
}

.nav-link.active {
    color: var(--color-gold);
    border-color: var(--color-gold);
    background: rgba(248, 210, 110, 0.15);
}

/* 主内容区 */
.page-main {
    flex: 1;
    display: flex;
    align-items: center;
    padding: var(--spacing-xl) 0;
}

.main-content {
    width: 100%;
}

/* 两栏布局 */
.two-column-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: start;
}

/* 左侧栏 */
.left-column {
    position: sticky;
    top: var(--spacing-lg);
}

.left-column .card {
    margin-bottom: var(--spacing-lg);
}

.logo-section {
    text-align: center;
    padding: var(--spacing-lg);
}

.logo-section img {
    width: 100%;
    max-width: 300px;
    height: auto;
    border-radius: var(--border-radius-medium);
    box-shadow: var(--shadow-dark),
        0 0 40px rgba(248, 210, 110, 0.2);
    transition: all 0.3s ease;
}

.logo-section img:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-glow-gold-strong);
}

.info-section {
    padding: var(--spacing-md);
}

.info-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    background: rgba(0, 0, 0, 0.3);
    border-radius: var(--border-radius-small);
    border-left: 3px solid var(--color-gold);
    transition: all 0.3s ease;
}

.info-item:hover {
    background: rgba(248, 210, 110, 0.1);
    border-left-color: var(--color-gold-light);
    transform: translateX(5px);
}

.info-item img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
}

.info-item-text {
    flex: 1;
}

.info-item-label {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    margin-bottom: 4px;
}

.info-item-value {
    font-size: 1rem;
    color: var(--color-gold);
    font-weight: 600;
}

/* 右侧栏 */
.right-column {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

/* 功能区块 */
.feature-section {
    padding: var(--spacing-lg);
}

.feature-title {
    position: relative;
    padding-bottom: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.feature-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, var(--color-gold) 0%, transparent 100%);
    box-shadow: 0 0 10px rgba(248, 210, 110, 0.5);
}

.feature-list {
    list-style: none;
    padding: 0;
}

.feature-list li {
    position: relative;
    padding: var(--spacing-sm);
    padding-left: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-secondary);
    transition: all 0.3s ease;
}

.feature-list li::before {
    content: '⚔';
    position: absolute;
    left: 0;
    color: var(--color-gold);
    font-size: 1.2rem;
}

.feature-list li:hover {
    color: var(--color-text-primary);
    transform: translateX(5px);
}

/* 下载区域 */
.download-section {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-sm);
}

.download-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: linear-gradient(135deg,
            rgba(26, 40, 64, 0.8) 0%,
            rgba(10, 22, 40, 0.8) 100%);
    border: var(--border-gold-thin);
    border-radius: var(--border-radius-medium);
    color: var(--color-text-primary);
    font-weight: 600;
    transition: all 0.3s ease;
}

.download-btn:hover {
    background: linear-gradient(135deg,
            rgba(26, 40, 64, 1) 0%,
            rgba(10, 22, 40, 1) 100%);
    border-color: var(--color-gold);
    box-shadow: var(--shadow-glow-gold);
    transform: translateY(-3px);
}

.download-btn::before {
    content: '⬇';
    font-size: 1.5rem;
    color: var(--color-gold);
}

/* 页脚 */
.page-footer {
    position: relative;
    padding: var(--spacing-lg) 0;
    background: linear-gradient(180deg,
            rgba(10, 22, 40, 0.8) 0%,
            rgba(10, 22, 40, 0.95) 100%);
    border-top: var(--border-gold-thin);
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.5),
        0 -1px 0 rgba(248, 210, 110, 0.2);
    text-align: center;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
}

.footer-link {
    padding: 8px 16px;
    color: var(--color-text-secondary);
    transition: all 0.3s ease;
}

.footer-link:hover {
    color: var(--color-gold);
}

.footer-copyright {
    color: var(--color-text-secondary);
    font-size: 0.875rem;
}

/* 移动端菜单按钮 */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 10px;
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-menu-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background: var(--color-gold);
    border-radius: 3px;
    transition: all 0.3s ease;
}

.mobile-menu-toggle:hover span {
    background: var(--color-gold-light);
    box-shadow: var(--shadow-glow-gold);
}

/* ===================================
   响应式设计 - 平板设备
   =================================== */
@media (max-width: 1024px) {
    .two-column-layout {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .left-column {
        position: static;
    }

    .logo-section img {
        max-width: 250px;
    }

    .header-nav {
        gap: var(--spacing-sm);
    }

    .nav-link {
        padding: 6px 12px;
        font-size: 0.875rem;
    }
}

/* ===================================
   响应式设计 - 移动设备
   =================================== */
@media (max-width: 768px) {
    .page-header .container {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .header-nav {
        display: none;
        width: 100%;
        flex-direction: column;
        padding: var(--spacing-md);
        background: rgba(10, 22, 40, 0.95);
        border: var(--border-gold-thin);
        border-radius: var(--border-radius-medium);
        margin-top: var(--spacing-sm);
    }

    .header-nav.active {
        display: flex;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .page-main {
        padding: var(--spacing-lg) 0;
    }

    .logo-section img {
        max-width: 200px;
    }

    .feature-list li {
        font-size: 0.875rem;
    }

    .footer-links {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .info-item {
        flex-direction: column;
        text-align: center;
    }

    h1 {
        font-size: 1.75rem;
    }

    h2 {
        font-size: 1.5rem;
    }
}

/* ===================================
   响应式设计 - 小屏手机
   =================================== */
@media (max-width: 480px) {
    :root {
        --spacing-xl: 32px;
        --spacing-lg: 24px;
        --spacing-md: 16px;
        --spacing-sm: 12px;
        --spacing-xs: 6px;
    }

    .container {
        padding: 0 var(--spacing-sm);
    }

    .card {
        padding: var(--spacing-md);
    }

    .logo-section img {
        max-width: 150px;
    }

    .header-logo img {
        width: 40px;
        height: 40px;
    }

    h1 {
        font-size: 1.5rem;
        letter-spacing: 1px;
    }

    h2 {
        font-size: 1.25rem;
    }
}

/* 打印样式 */
@media print {

    .page-header,
    .page-footer,
    .background-media {
        display: none;
    }

    .page-main {
        padding: 0;
    }

    .card {
        border: 1px solid #000;
        box-shadow: none;
    }
}