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

body {
    font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', 'Roboto', 'Microsoft YaHei', sans-serif;
    background: radial-gradient(circle at 10% 20%, rgba(235, 245, 255, 0.9), rgba(245, 250, 255, 1)),
        linear-gradient(145deg, #e9f0fc 0%, #f5f9ff 100%);
    min-height: 100vh;
    padding: 48px 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* 磨砂玻璃效果主容器 */
.glass-panel {
    max-width: 980px;
    width: 100%;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(2px);
    border-radius: 42px;
    box-shadow: 0 20px 38px -12px rgba(0, 0, 0, 0.12), 0 0 0 1px rgba(43, 94, 251, 0.06);
    transition: all 0.3s ease;
}

main {
    padding: 48px 48px 56px;
}

/* 头部区域 */
.logo-badge {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    flex-wrap: wrap;
    margin-bottom: 24px;
    border-bottom: 2px solid rgba(43, 94, 251, 0.2);
    padding-bottom: 20px;
}

.title-section h1 {
    font-size: 2.2rem;
    font-weight: 700;
    background: linear-gradient(135deg, #1e3c72, #2b5efb);
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
    letter-spacing: -0.3px;
    margin-bottom: 6px;
    display: inline-flex;
    align-items: center;
    gap: 12px;
}

.title-section h1 i {
    background: none;
    color: #2b5efb;
    font-size: 2rem;
}

.sub {
    color: #5b6e8c;
    font-size: 0.95rem;
    font-weight: 450;
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 8px;
}

.version-zone {
    background: #eff3fe;
    border-radius: 80px;
    padding: 8px 20px 8px 18px;
    display: inline-flex;
    align-items: center;
    gap: 12px;
    backdrop-filter: blur(2px);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.6), 0 1px 3px rgba(0, 0, 0, 0.02);
}

.version-zone span {
    font-weight: 500;
    color: #1a3e7a;
}

.version-text {
    font-family: 'SF Mono', 'JetBrains Mono', monospace;
    font-weight: 600;
    background: white;
    padding: 4px 14px;
    border-radius: 40px;
    font-size: 0.9rem;
    color: #2b5efb;
    letter-spacing: 0.3px;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.reload-version {
    background: transparent;
    border: none;
    color: #2b5efb;
    cursor: pointer;
    font-size: 1rem;
    width: 28px;
    height: 28px;
    border-radius: 30px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.reload-version:hover {
    background: rgba(43, 94, 251, 0.15);
    transform: rotate(15deg);
}

/* 用法引导卡片 */
.usage-card {
    background: #ffffffdd;
    background: linear-gradient(120deg, #ffffff 0%, #fefefe 100%);
    border-radius: 28px;
    padding: 24px 28px;
    margin: 28px 0 32px 0;
    box-shadow: 0 6px 14px rgba(0, 0, 0, 0.02), 0 1px 3px rgba(0, 0, 0, 0.03);
    border: 1px solid rgba(43, 94, 251, 0.2);
}

.step {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 18px;
    font-size: 1rem;
}

.step i {
    width: 32px;
    font-size: 1.4rem;
    color: #2b5efb;
}

.step p {
    margin: 0;
    color: #2d3e5f;
    font-weight: 470;
}

/* 主链接高亮区域 */
.primary-link-section {
    background: linear-gradient(115deg, #f1f6fe 0%, #eef2fe 100%);
    border-radius: 24px;
    padding: 6px 20px 6px 24px;
    margin-top: 12px;
    border: 1px solid rgba(43, 94, 251, 0.3);
    transition: all 0.2s;
}

.primary-link-section:hover {
    border-color: #2b5efb;
    box-shadow: 0 6px 14px rgba(43, 94, 251, 0.08);
}

.link-label {
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: #2b5efb;
    margin-bottom: 6px;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* 备用链接网格 */
.backup-grid {
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin-top: 8px;
}

.backup-item {
    background: #ffffff;
    border-radius: 20px;
    transition: all 0.2s cubic-bezier(0.2, 0, 0, 1);
    border: 1px solid #eef2f8;
    padding: 6px 16px 6px 20px;
}

.backup-item:hover {
    border-color: #cbdffc;
    background: #fafcff;
    transform: translateX(3px);
    box-shadow: 0 6px 12px -8px rgba(0, 0, 0, 0.1);
}

.link-box {
    display: flex;
    gap: 12px;
    align-items: center;
    flex-wrap: wrap;
}

.link-text {
    flex: 1;
    font-family: 'SF Mono', 'JetBrains Mono', 'Cascadia Code', monospace;
    font-size: 0.8rem;
    background: #f8fafd;
    padding: 12px 16px;
    border-radius: 16px;
    color: #1f2f48;
    border: 1px solid #e9edf2;
    word-break: break-all;
    transition: all 0.15s;
    font-weight: 470;
}

.link-text:hover {
    background: #ffffff;
    border-color: #b9d0f8;
}

.copy-btn {
    background: #2b5efb;
    border: none;
    padding: 10px 20px;
    border-radius: 40px;
    font-weight: 600;
    font-size: 0.8rem;
    color: white;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 2px 4px rgba(43, 94, 251, 0.2);
    letter-spacing: 0.3px;
}

.copy-btn i {
    font-size: 0.9rem;
}

.copy-btn:hover {
    background: #1b4ad8;
    transform: translateY(-2px);
    box-shadow: 0 8px 18px rgba(43, 94, 251, 0.25);
}

.copy-btn:active {
    transform: translateY(1px);
}

.footer-note {
    margin-top: 48px;
    padding-top: 20px;
    text-align: center;
    font-size: 0.75rem;
    color: #6c81a3;
    border-top: 1px solid rgba(43, 94, 251, 0.12);
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.footer-note i {
    font-size: 0.7rem;
    opacity: 0.7;
}

.spinner-icon {
    animation: spin 1s linear infinite;
    display: inline-block;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

@media (max-width: 680px) {
    main {
        padding: 28px 22px 36px;
    }

    .glass-panel {
        border-radius: 32px;
    }

    .title-section h1 {
        font-size: 1.8rem;
    }

    .link-box {
        flex-direction: column;
        align-items: stretch;
    }

    .copy-btn {
        justify-content: center;
    }

    .primary-link-section {
        padding: 12px 18px;
    }
}

::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: #eef2fa;
    border-radius: 6px;
}

::-webkit-scrollbar-thumb {
    background: #b3c7f0;
    border-radius: 6px;
}

/* 额外页脚样式 */
footer {
    margin-top: 48px;
    padding-top: 24px;
    border-top: 1px solid rgba(43, 94, 251, 0.15);
    text-align: center;
}

.footer-text {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
    font-size: 0.85rem;
    color: #6c81a3;
}

.footer-text p {
    margin: 0;
    display: inline;
}

.footer-text a {
    color: #2b5efb;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.2s ease;
    background: rgba(43, 94, 251, 0.08);
    padding: 4px 12px;
    border-radius: 40px;
    font-size: 0.8rem;
}

.footer-text a:hover {
    background: rgba(43, 94, 251, 0.15);
    color: #1b4ad8;
    transform: translateY(-1px);
}

/* 移动端适配 */
@media (max-width: 600px) {
    .footer-text {
        gap: 8px;
        font-size: 0.75rem;
    }
    .footer-text a {
        padding: 3px 10px;
    }
}