/* ===== 全局重置 & 字体 ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background: linear-gradient(145deg, #f0f4f8 0%, #e2e8f0 100%);
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px;
}

/* ===== 主卡片容器 ===== */
.container {
    max-width: 520px;
    width: 100%;
    background: #ffffff;
    border-radius: 32px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.10), 0 8px 24px rgba(0, 0, 0, 0.04);
    padding: 40px 36px 36px;
    transition: transform 0.2s ease;
    animation: fadeUp 0.5s ease-out;
}

@keyframes fadeUp {
    0% {
        opacity: 0;
        transform: translateY(24px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== 头部图标 ===== */
.header-icon {
    display: flex;
    justify-content: center;
    margin-bottom: 20px;
}

.header-icon svg {
    width: 64px;
    height: 64px;
    color: #3b82f6;
}

/* ===== 标题 ===== */
.title {
    font-size: 22px;
    font-weight: 700;
    color: #0b1e33;
    text-align: center;
    letter-spacing: -0.3px;
    margin-bottom: 8px;
}

.subtitle {
    font-size: 16px;
    color: #64748b;
    text-align: center;
    margin-bottom: 28px;
    line-height: 1.5;
}

.subtitle strong {
    color: #0b1e33;
    font-weight: 600;
}

/* ===== 信息卡片（通知框） ===== */
.info-card {
    background: #f8fafc;
    border-radius: 16px;
    padding: 20px 22px;
    margin-bottom: 24px;
    border: 1px solid #e9edf2;
    transition: border-color 0.2s;
}

.info-card:hover {
    border-color: #d0d8e0;
}

.info-card .label {
    font-size: 15px;
    font-weight: 600;
    color: #1e293b;
    /*letter-spacing: 0.3px;*/
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.info-card .label span {
    font-size: 14px;
    border-radius: 6px;
    /*padding: 0 8px;*/
}

.info-card ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.info-card ul li {
    font-size: 15px;
    color: #1e293b;
    padding: 6px 0 6px 0px;
    background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="18" height="18" viewBox="0 0 24 24" fill="none" stroke="%233b82f6" stroke-width="2.5" stroke-linecap="round" stroke-linejoin="round"><path d="M20 6L9 17l-5-5"/></svg>') left center no-repeat;
    background-size: 18px;
    line-height: 1.6;
}

.info-card ul li:last-child {
    padding-bottom: 0;
}

.info-card .highlight {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px dashed #dce2ea;
    font-size: 14px;
    color: #334155;
    display: flex;
    align-items: center;
    gap: 8px;
}

.info-card .highlight .badge {
    background: #eef2ff;
    color: #4338ca;
    font-size: 12px;
    font-weight: 600;
    padding: 2px 12px;
    border-radius: 20px;
    white-space: nowrap;
}

/* ===== 安全提示 ===== */
.security-note {
    display: flex;
    align-items: center;
    gap: 8px;
    justify-content: center;
    font-size: 13.5px;
    color: #64748b;
    margin-bottom: 24px;
    background: #f1f5f9;
    padding: 10px 16px;
    border-radius: 40px;
}

.security-note svg {
    flex-shrink: 0;
}

/* ===== 确认区域 ===== */
.confirm-area {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    background: #fafcff;
    padding: 14px 16px;
    border-radius: 14px;
    border: 1px solid #e2e8f0;
    margin-bottom: 24px;
    transition: background 0.2s, border-color 0.2s;
}

.confirm-area:hover {
    background: #f8fafc;
}

.confirm-area input[type="checkbox"] {
    width: 20px;
    height: 20px;
    min-width: 20px;
    margin-top: 1px;
    accent-color: #3b82f6;
    cursor: pointer;
    border-radius: 6px;
}

.confirm-area label {
    font-size: 14px;
    color: #1e293b;
    line-height: 1.5;
    cursor: pointer;
    user-select: none;
}

.confirm-area label .domain {
    font-weight: 600;
    color: #0b1e33;
}

/* ===== 按钮 ===== */
.btn-primary {
    display: block;
    width: 100%;
    padding: 15px 20px;
    font-size: 17px;
    font-weight: 600;
    border: none;
    border-radius: 40px;
    background: #b7c9dd;
    color: #ffffff;
    cursor: not-allowed;
    transition: all 0.25s ease;
    text-align: center;
    text-decoration: none;
    letter-spacing: 0.3px;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0);
}

.btn-primary.active {
    background: #2563eb;
    color: #ffffff;
    cursor: pointer;
    box-shadow: 0 8px 24px rgba(37, 99, 235, 0.30);
}

.btn-primary.active:hover {
    background: #1d4ed8;
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(37, 99, 235, 0.35);
}

.btn-primary.active:active {
    transform: translateY(0px);
}

/* ===== 底部版权 ===== */
.footer {
    text-align: center;
    margin-top: 24px;
    font-size: 12px;
    color: #94a3b8;
    letter-spacing: 0.2px;
}

.footer a {
    color: #64748b;
    text-decoration: none;
}

.footer a:hover {
    color: #3b82f6;
    text-decoration: underline;
}

/* ===== 响应式 ===== */
@media (max-width: 480px) {
    .container {
        padding: 28px 20px 24px;
        border-radius: 24px;
    }

    .title {
        font-size: 19px;
    }

    .info-card {
        padding: 16px 18px;
    }

    .info-card ul li {
        font-size: 13.5px;
    }

    .confirm-area {
        padding: 12px 14px;
    }

    .btn-primary {
        font-size: 16px;
        padding: 14px 16px;
    }
}