/*!
 * CloudOps Theme - product.css
 * 产品分类页 + 选购配置页（buy_cloud / buy_server / buy_dns / buy_custom）
 */

/* ============ 产品分类页 Hero（cloud/server/dns 等） ============ */
.product-hero {
    background: linear-gradient(135deg, #001A66 0%, #003D99 50%, #0066FF 100%);
    color: #fff;
    padding: 80px 0 100px;
    position: relative;
    overflow: hidden;
    text-align: center;
}
.product-hero::before {
    content: '';
    position: absolute; inset: 0;
    background-image:
        radial-gradient(800px 400px at 90% 10%, rgba(77, 143, 255, 0.3), transparent 60%),
        radial-gradient(600px 400px at 10% 90%, rgba(0, 180, 216, 0.15), transparent 60%),
        linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
    background-size: auto, auto, 60px 60px, 60px 60px;
    mask-image: radial-gradient(ellipse 80% 70% at 50% 30%, #000 0%, transparent 80%);
    -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 30%, #000 0%, transparent 80%);
    pointer-events: none;
}
.product-hero .container { position: relative; z-index: 1; }
.product-hero h1 {
    color: #fff;
    font-size: clamp(34px, 4.8vw, 52px);
    margin: 0 0 18px;
    font-weight: 700;
    letter-spacing: -0.03em;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}
.product-hero .lead {
    color: var(--ink-white-soft);
    font-size: 16px;
    max-width: 720px;
    margin: 0 auto 32px;
    line-height: 1.7;
}

.product-hero-feats {
    display: flex;
    justify-content: center;
    gap: 48px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}
.product-hero-feat {
    display: flex;
    align-items: center;
    gap: 10px;
    color: rgba(255, 255, 255, 0.9);
}
.product-hero-feat .icon {
    width: 36px; height: 36px;
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
}
.product-hero-feat .text { font-size: 14px; font-weight: 500; }

.product-hero-actions {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-top: 8px;
    flex-wrap: wrap;
}

/* ============ 产品列表（lists.html） ============ */
.product-list-shell {
    padding: 60px 0 100px;
    background: var(--bg-soft);
    min-height: calc(100vh - 200px);
}
.product-list-shell .page-title {
    font-size: 28px;
    font-weight: 700;
    margin: 0 0 32px;
    letter-spacing: -0.02em;
    color: var(--ink);
}
.product-list-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 20px;
}
.product-list-card {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    padding: 28px;
    transition: all var(--t-base);
    display: flex;
    flex-direction: column;
}
.product-list-card:hover {
    border-color: var(--blue);
    box-shadow: var(--shadow-2);
    transform: translateY(-3px);
}
.product-list-card .pl-name {
    font-size: 18px;
    font-weight: 600;
    margin: 0 0 12px;
    color: var(--ink);
}
.product-list-card .pl-desc {
    font-size: 13.5px;
    color: var(--ink-soft);
    line-height: 1.6;
    margin: 0 0 24px;
    flex: 1;
}
.product-list-card .pl-foot {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 16px;
    border-top: 1px solid var(--line);
}
.product-list-card .pl-price {
    color: var(--blue);
    font-size: 18px;
    font-weight: 700;
    letter-spacing: -0.01em;
}
.product-list-card .pl-price small {
    color: var(--ink-dim);
    font-size: 12px;
    font-weight: 500;
    margin-left: 2px;
}

/* ============ 套餐列表（cloud/server 分类页主体） ============ */
.product-pkg-section { padding: 100px 0; background: #fff; }
.product-pkg-tabs {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 4px;
    margin-bottom: 40px;
    padding: 6px;
    background: var(--bg-soft);
    border-radius: var(--radius-lg);
    max-width: max-content;
    margin-left: auto;
    margin-right: auto;
}
.product-pkg-tab {
    padding: 12px 22px;
    border-radius: var(--radius-md);
    color: var(--ink-soft);
    cursor: pointer;
    transition: all var(--t-base);
    text-align: center;
    background: transparent;
    border: 0;
    font-family: var(--font);
    min-width: 100px;
}
.product-pkg-tab:hover { background: #fff; color: var(--ink); }
.product-pkg-tab.active { background: var(--blue); color: #fff; box-shadow: 0 4px 12px rgba(0, 102, 255, 0.25); }
.product-pkg-tab .country { font-weight: 600; font-size: 14px; margin-bottom: 2px; }
.product-pkg-tab .name { font-size: 11px; opacity: 0.7; letter-spacing: 0.04em; }

/* 套餐网格 - 复用 server-grid 卡片样式 from index.css */

/* ============ 选购配置页 buy_xxx.html ============ */
.buy-shell {
    background: var(--bg-soft);
    min-height: 100vh;
    padding: 32px 0 140px;
}
.buy-title {
    font-size: 22px;
    font-weight: 700;
    margin: 0 0 20px;
    color: var(--ink);
    letter-spacing: -0.02em;
    display: flex;
    align-items: center;
    gap: 12px;
}
.buy-title .icon {
    width: 36px; height: 36px;
    border-radius: var(--radius-md);
    background: var(--bg-blue-soft);
    color: var(--blue);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.buy-card {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius-xl);
    overflow: hidden;
}

/* 顶部 customize / fast 切换 */
.buy-type-tabs {
    border-bottom: 1px solid var(--line);
    background: #fff;
}
.buy-type-tabs .el-tabs__nav-wrap::after { display: none; }
.buy-type-tabs .el-tabs__header { margin: 0; }
.buy-type-tabs .el-tabs__nav { padding: 0 24px; }
.buy-type-tabs .el-tabs__item {
    height: 56px;
    line-height: 56px;
    font-size: 15px;
    font-weight: 500;
    padding: 0 18px !important;
    color: var(--ink-soft);
}
.buy-type-tabs .el-tabs__item.is-active { color: var(--blue); font-weight: 600; }
.buy-type-tabs .el-tabs__active-bar { background: var(--blue); height: 3px; }
.buy-type-tabs .label-tit { font-size: 15px; }

.buy-body { padding: 4px 32px 32px; }

/* 区块分割 */
.buy-section {
    padding: 24px 0 8px;
    border-bottom: 1px solid var(--line-soft);
    margin-bottom: 8px;
}
.buy-section:last-child { border-bottom: 0; margin-bottom: 0; }
.buy-section-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--ink);
    margin: 0 0 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.buy-section-title::before {
    content: '';
    display: inline-block;
    width: 4px; height: 16px;
    border-radius: 2px;
    background: var(--blue);
}

/* el-form 整体调整 */
.buy-body .el-form-item { margin-bottom: 24px; }
.buy-body .el-form-item__label { color: var(--ink-soft); font-weight: 500; }

/* el-radio 配置选项卡 */
.buy-radio-group { display: flex; flex-wrap: wrap; gap: 10px; }
.buy-radio-group .el-radio.is-bordered {
    height: auto;
    padding: 10px 18px;
    margin-right: 0;
    border-radius: var(--radius-md);
    border: 1.5px solid var(--line);
    transition: all var(--t-fast);
    background: #fff;
    line-height: 1.4;
}
.buy-radio-group .el-radio.is-bordered:hover {
    border-color: var(--blue);
    color: var(--blue);
}
.buy-radio-group .el-radio.is-bordered.is-checked {
    border-color: var(--blue);
    background: var(--bg-blue-soft);
    color: var(--blue);
}
.buy-radio-group .el-radio.is-bordered.is-checked .el-radio__label { color: var(--blue); }
.buy-radio-group .el-radio__input { display: none; }
.buy-radio-group .el-radio.is-bordered.is-checked::before {
    content: '';
    position: absolute;
    top: 0; right: 0;
    border: 12px solid transparent;
    border-top-color: var(--blue);
    border-right-color: var(--blue);
    border-radius: 0 var(--radius-md) 0 0;
}
.buy-radio-group .el-radio.is-bordered.is-checked::after {
    content: '';
    position: absolute;
    top: 2px; right: 2px;
    width: 6px; height: 10px;
    border-right: 2px solid #fff;
    border-bottom: 2px solid #fff;
    transform: rotate(45deg);
}

.buy-radio-group .el-radio__label { padding-left: 0; }
.buy-radio-group .el-radio.is-bordered .icon {
    width: 18px; height: 18px;
    vertical-align: middle;
    margin-right: 6px;
}

/* 地域选项 + 数据中心 */
.area-radio .el-radio.is-bordered { padding: 8px 14px; }
.data-center-radio .el-radio.is-bordered { padding: 10px 18px; }

/* el-tabs（区域子菜单） */
.area_tab .el-tabs__nav-wrap::after { background-color: var(--line); }
.area_tab .el-tabs__item {
    color: var(--ink-soft);
    font-size: 14px;
    padding: 0 16px;
    height: 44px;
    line-height: 44px;
}
.area_tab .el-tabs__item.is-active { color: var(--blue); }
.area_tab .el-tabs__active-bar { background: var(--blue); }

/* 套餐配置 - 大卡 radio */
.package-radio .el-radio.is-bordered {
    padding: 0;
    width: 280px;
    border-radius: var(--radius-lg);
    background: #fff;
    overflow: hidden;
    text-align: left;
    white-space: normal;
    height: auto;
}
.package-radio .el-radio.is-bordered.is-checked {
    background: #fff;
    border-color: var(--blue);
    box-shadow: 0 0 0 1px var(--blue), 0 8px 24px rgba(0, 102, 255, 0.12);
}
.package-radio .el-radio__label { padding: 0; display: block; }
.package-item { padding: 18px 20px; }
.package-tit {
    font-size: 16px;
    font-weight: 600;
    color: var(--ink);
    margin-bottom: 12px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--line-soft);
}
.package-info ul { padding: 0; margin: 0; list-style: none; }
.package-info li {
    display: flex;
    justify-content: space-between;
    padding: 4px 0;
    font-size: 13px;
    color: var(--ink-2);
}
.config-tit { color: var(--ink-soft); }

.dis-upgrade-icon {
    width: 20px; height: 20px;
    background: var(--bg-soft);
    border-radius: 50%;
    cursor: help;
    color: var(--ink-dim);
    font-weight: bold;
    text-align: center;
    line-height: 20px;
    font-size: 12px;
}
.dis-upgrade-icon::before { content: '!'; }

/* 操作系统 image 选择 */
.image-box { background: var(--bg-soft); border-radius: var(--radius-md); padding: 16px; }
.image-ul.image {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    position: relative;
}
.image-item {
    position: relative;
    background: #fff;
    border: 1.5px solid var(--line);
    border-radius: var(--radius-md);
    padding: 14px;
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    transition: all var(--t-fast);
}
.image-item:hover { border-color: var(--blue); }
.image-item.hover {
    border-color: var(--blue);
    background: var(--bg-blue-soft);
}
.image-item .icon { width: 32px; height: 32px; flex-shrink: 0; }
.image-item .r-info { flex: 1; min-width: 0; }
.image-item .r-info .name { font-size: 13.5px; font-weight: 600; color: var(--ink); margin: 0; }
.image-item .r-info .version { font-size: 12px; color: var(--ink-soft); margin: 2px 0 0; }

/* 版本下拉 */
.version-select {
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: #fff;
    border: 1px solid var(--blue);
    border-radius: var(--radius-md);
    padding: 6px;
    box-shadow: var(--shadow-2);
    z-index: 10;
    display: none;
    margin-top: 4px;
    max-height: 240px;
    overflow-y: auto;
}
.image-item.hover .version-select { display: block; }
.version-select .v-item {
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--t-fast);
    font-size: 13px;
    color: var(--ink-2);
}
.version-select .v-item:hover { background: var(--bg-soft); }
.version-select .v-item.active { background: var(--bg-blue-soft); color: var(--blue); font-weight: 600; }

.empty-image {
    background: #fff;
    border: 1.5px dashed var(--line);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--ink-soft);
    cursor: pointer;
    font-size: 18px;
    transition: all var(--t-fast);
    min-height: 60px;
}
.empty-image:hover { border-color: var(--blue); color: var(--blue); }

/* 存储 - 表格 */
.disk-list-table.el-table {
    background: var(--bg-soft);
    border-radius: var(--radius-md);
    border: 0;
}
.disk-list-table.el-table th.el-table__cell {
    background: transparent;
    color: var(--ink-soft);
    font-weight: 500;
    font-size: 12.5px;
}
.disk-list-table.el-table .el-table__cell { border-bottom-color: var(--line); }

.opt-btn {
    cursor: pointer;
    color: var(--ink-soft);
    transition: color var(--t-fast);
    font-size: 18px;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}
.opt-btn:hover { color: var(--blue); }
.opt-btn .el-icon-remove-outline:hover { color: var(--danger); }

/* el-input-number 美化 */
.el-input-number .el-input__inner {
    border-color: var(--line);
}
.el-input-number .el-input-number__decrease,
.el-input-number .el-input-number__increase {
    background: var(--bg-soft);
    color: var(--ink-soft);
}

/* el-slider 美化 */
.el-slider__runway { background: var(--bg-soft) !important; }
.el-slider__bar { background: var(--blue) !important; }
.el-slider__button { border-color: var(--blue) !important; }

/* 登录方式表单 */
.psw-form {
    background: var(--bg-soft);
    border-radius: var(--radius-md);
    padding: 18px;
    margin-top: 10px;
}
.psw-form .el-form-item { margin-bottom: 14px; }
.psw-form .el-form-item:last-child { margin-bottom: 0; }

/* el-radio-button (登录方式 toggle) */
.el-radio-button__inner {
    border-color: var(--line) !important;
    color: var(--ink-soft);
}
.el-radio-button.is-active .el-radio-button__inner {
    background: var(--blue) !important;
    border-color: var(--blue) !important;
    color: #fff !important;
    box-shadow: -1px 0 0 0 var(--blue) !important;
}

/* 安全组规则 */
.safe-form {
    background: var(--bg-soft);
    border-radius: var(--radius-md);
    padding: 18px;
}

/* 信息提示文本 */
.color-info {
    color: var(--ink-soft);
    font-size: 12.5px;
    margin-top: 6px;
    display: flex;
    align-items: flex-start;
    gap: 5px;
    line-height: 1.5;
}
.color-info .el-icon-bell { color: var(--warning); margin-top: 2px; }

/* ============ Sticky footer 配置预览 + 价格 ============ */
.buy-footer {
    position: fixed;
    bottom: 0; left: 0; right: 0;
    background: #fff;
    border-top: 1px solid var(--line);
    box-shadow: 0 -8px 24px rgba(0, 0, 0, 0.06);
    z-index: 30;
    padding: 16px 0;
}
.buy-footer-inner {
    display: grid;
    grid-template-columns: 1fr auto auto;
    align-items: center;
    gap: 32px;
}
.buy-footer-left {
    display: flex;
    align-items: center;
    gap: 32px;
}
.buy-footer-item {
    display: flex;
    align-items: center;
    gap: 10px;
}
.buy-footer-item .l-txt {
    color: var(--ink-soft);
    font-size: 13.5px;
    font-weight: 500;
}

.buy-footer-mid {
    display: flex;
    align-items: center;
    gap: 16px;
}
.buy-footer-mid .txt {
    font-size: 13.5px;
    color: var(--blue);
    cursor: help;
    font-weight: 500;
    border-bottom: 1px dashed var(--blue);
}
.buy-footer-mid .total-price {
    font-size: 14px;
    color: var(--ink-soft);
}
.buy-footer-mid .total-price span {
    font-size: 28px;
    font-weight: 700;
    color: var(--blue);
    letter-spacing: -0.02em;
    margin-left: 4px;
    font-feature-settings: "tnum";
}

.buy-footer-right {
    display: flex;
    gap: 10px;
}
.buy-footer-right .el-button.cart-btn {
    width: 44px;
    height: 44px;
    padding: 0;
    border: 1px solid var(--blue);
    background: #fff;
    color: var(--blue);
}
.buy-footer-right .el-button.cart-btn:hover {
    background: var(--bg-blue-soft);
}
.buy-footer-right .el-button--primary {
    background: var(--blue);
    border-color: var(--blue);
    padding: 0 36px;
    height: 44px;
    font-size: 15px;
    font-weight: 600;
}
.buy-footer-right .el-button--primary:hover {
    background: var(--blue-hover);
    border-color: var(--blue-hover);
}

/* 配置预览 popover */
.info-list .info-item {
    display: flex;
    justify-content: space-between;
    padding: 6px 0;
    border-bottom: 1px dashed var(--line-soft);
    font-size: 13px;
}
.info-list .info-item:last-child { border-bottom: 0; }
.info-list .info-item .title { color: var(--ink-soft); }
.info-list .info-item .text { color: var(--ink); font-weight: 500; }
.info-list .info-item .price { color: var(--blue); font-weight: 600; margin-left: 12px; }

/* DNS 版本说明 */
.version_content {
    background: var(--bg-soft);
    border-radius: var(--radius-md);
    padding: 16px 18px;
    color: var(--ink-2);
    font-size: 13.5px;
    line-height: 1.7;
}
.version_content ul { padding-left: 18px; margin: 0; }

/* ============ Responsive ============ */
@media (max-width: 1024px) {
    .image-ul.image { grid-template-columns: repeat(2, 1fr); }
    .package-radio .el-radio.is-bordered { width: 100%; }
    .buy-footer-inner { grid-template-columns: 1fr; gap: 12px; }
    .buy-footer-left { flex-wrap: wrap; gap: 12px; }
    .buy-footer-right .el-button--primary { padding: 0 24px; }
}
@media (max-width: 640px) {
    .product-hero { padding: 50px 0 70px; }
    .product-hero-feats { gap: 20px; }
    .buy-body { padding: 4px 16px 24px; }
    .buy-body .el-form-item__label { float: none !important; text-align: left !important; padding: 0 0 8px !important; }
    .buy-body .el-form-item__content { margin-left: 0 !important; }
    .buy-radio-group .el-radio.is-bordered { padding: 8px 12px; font-size: 13px; }
}