/* =========================================================
   bianyaqi04 - English Foreign Trade Template
   Layout structure mirrors bianyaqi02 (pwr- prefix),
   all visible content is in English.
   ========================================================= */
:root {
    --pine-950: #1e3a8a;
    --pine-900: #1e40af;
    --pine-800: #2563eb;
    --pine-700: #3b82f6;
    --pine-600: #60a5fa;
    --pine-100: #dbeafe;
    --pine-50: #eff6ff;
    --gold: #0ea5e9;
    --gold-deep: #0284c7;
    --gold-light: #bae6fd;
    --gold-bg: #e0f2fe;
    --paper: #f5f8fe;
    --white: #ffffff;
    --ink: #1e293b;
    --ink-2: #475569;
    --ink-3: #94a3b8;
    --line: #e2e8f0;
    --shadow-sm: 0 2px 10px rgba(30, 64, 175, 0.05);
    --shadow-md: 0 10px 28px rgba(30, 64, 175, 0.09);
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 18px;
    --transition: all 0.28s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Helvetica Neue', Arial, 'Segoe UI', Roboto, 'PingFang SC', 'Microsoft YaHei', sans-serif;
    color: var(--ink);
    background: var(--paper);
    line-height: 1.75;
    min-height: 100vh;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

ul, ol {
    list-style: none;
}

.pwr-container {
    max-width: 1480px;
    margin: 0 auto;
    padding: 0 22px;
}

/* 标题数字字体（工业编号感） */
.pwr-num,
.pwr-prod-num,
.pwr-hstat b,
.pwr-pagination a,
.pwr-pagination li {
    font-family: 'Bahnschrift', 'DIN Alternate', 'Arial Narrow', 'PingFang SC', sans-serif;
}

/* ========== 顶部 / 导航 ========== */
.pwr-header {
    background: var(--pine-900);
    color: #fff;
    position: sticky;
    top: 0;
    z-index: 200;
    box-shadow: 0 4px 18px rgba(30, 64, 175, 0.28);
}

.pwr-header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 76px;
    gap: 20px;
}

.pwr-logo {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.pwr-logo img {
    height: auto;
    width: 40%;
    max-width: 100%;
    object-fit: contain;
}

.pwr-nav-links {
    display: flex;
    align-items: center;
    gap: 4px;
}

.pwr-nav-links > a {
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 15px;
    color: rgba(255, 255, 255, 0.82);
    font-weight: 500;
}

.pwr-nav-links > a:hover,
.pwr-nav-links > a.active {
    color: #fff;
    background: rgba(255, 255, 255, 0.08);
}

.pwr-nav-links > a.active {
    box-shadow: inset 0 -2px 0 var(--gold);
}

.pwr-header-actions {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-shrink: 0;
}

.pwr-tel {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: var(--gold);
    color: var(--pine-950);
    padding: 9px 18px;
    border-radius: 999px;
    font-weight: 700;
    font-size: 15px;
    box-shadow: 0 4px 12px rgba(14, 165, 233, 0.35);
}

.pwr-tel:hover {
    background: var(--gold-deep);
    color: #fff;
}

.pwr-tel i {
    font-size: 15px;
}

.pwr-mobile-btn {
    display: none;
    background: none;
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: #fff;
    font-size: 22px;
    width: 42px;
    height: 42px;
    border-radius: 8px;
    cursor: pointer;
    align-items: center;
    justify-content: center;
}

/* ========== Hero 首页首屏 ========== */
.pwr-hero {
    position: relative;
    color: #fff;
    overflow: hidden;
    background:
        radial-gradient(700px 340px at 85% -10%, rgba(14, 165, 233, 0.28), transparent 65%),
        radial-gradient(560px 300px at 8% 110%, rgba(96, 165, 250, 0.5), transparent 60%),
        linear-gradient(160deg, var(--pine-950) 0%, var(--pine-900) 55%, var(--pine-800) 100%);
}

.pwr-hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
    background-size: 46px 46px;
    pointer-events: none;
}

.pwr-hero-inner {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 88px 0 60px;
    max-width: 860px;
    margin: 0 auto;
}

.pwr-eyebrow {
    display: inline-block;
    font-size: 12px;
    letter-spacing: 5px;
    text-transform: uppercase;
    color: var(--gold-light);
    border: 1px solid rgba(186, 230, 253, 0.45);
    border-radius: 999px;
    padding: 5px 18px;
    margin-bottom: 22px;
}

.pwr-eyebrow.dark {
    color: var(--gold-deep);
    border-color: rgba(2, 132, 199, 0.45);
}

.pwr-hero h1 {
    font-size: 46px;
    font-weight: 800;
    line-height: 1.3;
    margin-bottom: 20px;
    letter-spacing: 2px;
}

.pwr-hero h1 span {
    color: var(--gold-light);
}

.pwr-hero-lead {
    font-size: 17px;
    line-height: 1.9;
    color: rgba(255, 255, 255, 0.82);
    max-width: 720px;
    margin: 0 auto 34px;
}

.pwr-hero-actions {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

.pwr-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 15px 34px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    border: none;
}

.pwr-btn-gold {
    background: linear-gradient(135deg, var(--pine-700), var(--pine-800));
    color: #fff;
    box-shadow: 0 8px 20px rgba(37, 99, 235, 0.35);
}

.pwr-btn-gold:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 26px rgba(37, 99, 235, 0.45);
}

.pwr-btn-ghost {
    background: transparent;
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.55);
}

.pwr-btn-ghost:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: #fff;
}

.pwr-hero-stats {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    max-width: 960px;
    margin: 0 auto;
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.06);
    backdrop-filter: blur(4px);
    overflow: hidden;
    margin-bottom: 64px;
}

.pwr-hstat {
    text-align: center;
    padding: 26px 10px;
    position: relative;
}

.pwr-hstat:not(:last-child)::after {
    content: '';
    position: absolute;
    right: 0;
    top: 30%;
    height: 40%;
    width: 1px;
    background: rgba(255, 255, 255, 0.14);
}

.pwr-hstat b {
    display: block;
    font-size: 34px;
    font-weight: 800;
    color: var(--gold-light);
    line-height: 1.1;
}

.pwr-hstat span {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.72);
}

/* ========== 通栏区块 ========== */
.pwr-section {
    padding: 64px 0;
}

.pwr-section.alt {
    background: var(--white);
}

.pwr-sec-head {
    text-align: center;
    margin-bottom: 42px;
}

.pwr-sec-head h2 {
    font-size: 30px;
    font-weight: 800;
    letter-spacing: 2px;
    margin-bottom: 10px;
}

.pwr-sec-head p {
    color: var(--ink-2);
    font-size: 15px;
}

.pwr-sec-head.light h2 {
    color: #fff;
}

.pwr-sec-head.light p {
    color: rgba(255, 255, 255, 0.7);
}

/* ========== 关于条 ========== */
.pwr-about-grid {
    display: grid;
    grid-template-columns: 1.05fr 1fr;
    gap: 52px;
    align-items: center;
}

.pwr-about-media {
    position: relative;
}

.pwr-about-media > img {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    width: 100%;
    height: 400px;
    object-fit: cover;
}

.pwr-about-badge {
    position: absolute;
    left: -18px;
    bottom: 28px;
    background: var(--pine-800);
    color: #fff;
    border-radius: 12px;
    padding: 16px 24px;
    box-shadow: 0 12px 26px rgba(37, 99, 235, 0.35);
}

.pwr-about-badge b {
    display: block;
    font-size: 18px;
    color: var(--gold-light);
}

.pwr-about-badge span {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.75);
}

.pwr-about-text h2 {
    font-size: 30px;
    font-weight: 800;
    letter-spacing: 1px;
    line-height: 1.4;
    margin-bottom: 18px;
}

.pwr-about-text h2 span {
    color: var(--gold-deep);
}

.pwr-about-text > p {
    color: var(--ink-2);
    font-size: 15px;
    margin-bottom: 20px;
}

.pwr-about-list {
    margin-bottom: 26px;
}

.pwr-about-list li {
    padding: 7px 0 7px 30px;
    position: relative;
    font-size: 15px;
    color: var(--ink);
}

.pwr-about-list li::before {
    content: '\f058';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    font-size: 15px;
    color: var(--pine-600);
    position: absolute;
    left: 0;
    top: 8px;
}

.pwr-link {
    display: inline-block;
    color: var(--gold-deep);
    font-weight: 600;
    font-size: 15px;
    border-bottom: 2px solid var(--gold);
    padding-bottom: 3px;
}

.pwr-link:hover {
    color: var(--pine-700);
    border-color: var(--pine-700);
}

/* ========== 主营产品（编号目录卡） ========== */
.pwr-prod-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.pwr-prod-card {
    position: relative;
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    padding: 30px 26px 26px;
    overflow: hidden;
    transition: var(--transition);
}

.pwr-prod-card::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--gold), var(--gold-light));
    opacity: 0;
    transition: var(--transition);
}

.pwr-prod-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-md);
    border-color: transparent;
}

.pwr-prod-card:hover::before {
    opacity: 1;
}

.pwr-prod-num {
    font-size: 34px;
    font-weight: 800;
    color: var(--gold);
    opacity: 0.9;
    line-height: 1;
    margin-bottom: 16px;
}

.pwr-prod-card h3 {
    font-size: 19px;
    font-weight: 700;
    margin-bottom: 8px;
}

.pwr-prod-card p {
    font-size: 13px;
    color: var(--ink-2);
    margin-bottom: 14px;
}

.pwr-prod-more {
    font-size: 13px;
    color: var(--pine-700);
    font-weight: 600;
}

.pwr-prod-more i {
    font-size: 11px;
    transition: var(--transition);
}

.pwr-prod-card:hover .pwr-prod-more i {
    transform: translateX(4px);
}

.pwr-sec-foot {
    text-align: center;
    margin-top: 34px;
}

.pwr-sec-foot a {
    display: inline-block;
    padding: 13px 34px;
    border: 1px solid var(--pine-700);
    color: var(--pine-700);
    border-radius: 8px;
    font-weight: 600;
    font-size: 15px;
}

.pwr-sec-foot a:hover {
    background: var(--pine-700);
    color: #fff;
}

/* ========== 优势深绿带 ========== */
.pwr-band {
    background: linear-gradient(160deg, var(--pine-950), var(--pine-800));
    color: #fff;
    padding: 64px 0;
}

.pwr-feat-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
}

.pwr-feat {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-md);
    padding: 30px 24px;
    text-align: center;
    transition: var(--transition);
}

.pwr-feat:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-4px);
}

.pwr-feat .pwr-feat-ico {
    width: 64px;
    height: 64px;
    margin: 0 auto 18px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--gold), var(--gold-deep));
    color: var(--pine-950);
    font-size: 26px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 20px rgba(14, 165, 233, 0.3);
}

.pwr-feat h3 {
    font-size: 17px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--gold-light);
}

.pwr-feat p {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.72);
    line-height: 1.8;
}

/* ========== 资讯两列 ========== */
.pwr-news-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.pwr-news-item {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 18px 22px;
    background: var(--white);
    border-radius: var(--radius-sm);
    border-left: 3px solid var(--gold);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.pwr-news-item:hover {
    box-shadow: var(--shadow-md);
    transform: translateX(4px);
}

.pwr-news-item .pwr-news-date {
    flex-shrink: 0;
    text-align: center;
    background: var(--pine-50);
    border-radius: 8px;
    padding: 6px 14px;
    min-width: 96px;
    font-size: 13px;
    color: var(--pine-700);
    font-weight: 600;
}

.pwr-news-item .pwr-news-title {
    flex: 1;
    min-width: 0;
    font-size: 15px;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.pwr-news-item .pwr-news-title a:hover {
    color: var(--gold-deep);
}

.pwr-news-item .pwr-news-title i {
    color: var(--pine-600);
    margin-right: 8px;
    font-size: 12px;
}

/* ========== 内页头部 ========== */
.pwr-pagehead {
    background: linear-gradient(135deg, var(--pine-950) 0%, var(--pine-800) 100%);
    color: #fff;
    padding: 44px 0;
}

.pwr-pagehead h1 {
    font-size: 28px;
    font-weight: 800;
    letter-spacing: 2px;
    margin-bottom: 8px;
}

.pwr-breadcrumb {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.65);
}

.pwr-breadcrumb a {
    color: rgba(255, 255, 255, 0.65);
}

.pwr-breadcrumb a:hover {
    color: var(--gold-light);
}

.pwr-breadcrumb i {
    margin: 0 8px;
    font-size: 11px;
}

.pwr-breadcrumb span {
    color: var(--gold-light);
}

/* ========== 两栏布局（侧栏在左） ========== */
.pwr-wrap {
    display: flex;
    gap: 26px;
    align-items: flex-start;
    padding: 30px 0 54px;
}

.pwr-main {
    flex: 1;
    min-width: 0;
}

.pwr-sidebar {
    width: 288px;
    flex-shrink: 0;
    order: -1;
}

.pwr-sidebox {
    background: var(--white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    padding: 22px;
    margin-bottom: 20px;
}

.pwr-sidebox-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 16px;
    font-weight: 700;
    color: var(--pine-800);
    padding-bottom: 12px;
    margin-bottom: 14px;
    border-bottom: 2px solid var(--gold);
}

.pwr-sidebox-title i {
    color: var(--gold);
    font-size: 15px;
}

.pwr-side-list li {
    border-bottom: 1px dashed var(--line);
}

.pwr-side-list li:last-child {
    border-bottom: none;
}

.pwr-side-list li span {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 9px 0;
    font-size: 14px;
    color: var(--ink-2);
}

.pwr-side-list li span i {
    color: var(--pine-600);
    font-size: 11px;
}

.pwr-side-list li span em {
    margin-left: auto;
    font-style: normal;
    color: var(--ink-3);
    font-size: 12px;
}

.pwr-side-contact li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 9px 0;
    font-size: 13px;
    color: var(--ink-2);
}

.pwr-side-contact li i {
    width: 34px;
    height: 34px;
    border-radius: 8px;
    background: var(--pine-50);
    color: var(--pine-700);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.pwr-side-contact li b {
    color: var(--ink);
    font-weight: 600;
}

.pwr-side-cta {
    background: linear-gradient(135deg, var(--pine-800), var(--pine-900));
    color: #fff;
    border-radius: var(--radius-md);
    padding: 22px;
    text-align: center;
}

.pwr-side-cta h4 {
    font-size: 16px;
    margin-bottom: 6px;
    color: var(--gold-light);
}

.pwr-side-cta p {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.75);
    margin-bottom: 14px;
}

.pwr-side-cta a {
    display: inline-block;
    background: var(--gold);
    color: var(--pine-950);
    padding: 8px 24px;
    border-radius: 999px;
    font-weight: 700;
    font-size: 14px;
}

.pwr-side-cta a:hover {
    background: var(--gold-deep);
    color: #fff;
}

.pwr-side-qr img {
    width: 150px;
    height: 150px;
    object-fit: contain;
    margin: 0 auto;
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 4px;
    background: #fff;
}

.pwr-side-qr p {
    text-align: center;
    font-size: 12px;
    color: var(--ink-3);
    margin-top: 10px;
}

/* ========== 通用白卡片 ========== */
.pwr-card {
    background: var(--white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    padding: 30px;
}

.pwr-card-title {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 20px;
    font-weight: 700;
    padding-bottom: 14px;
    margin-bottom: 22px;
    border-bottom: 2px solid var(--line);
    position: relative;
}

.pwr-card-title::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -2px;
    width: 64px;
    height: 2px;
    background: var(--gold);
}

.pwr-card-title i {
    color: var(--gold);
    font-size: 18px;
}

/* ========== 列表页 ========== */
.pwr-list-item {
    background: var(--white);
    border: 1px solid var(--line);
    border-left: 4px solid var(--pine-700);
    border-radius: var(--radius-sm);
    padding: 20px 24px;
    margin-bottom: 14px;
    transition: var(--transition);
}

.pwr-list-item:hover {
    box-shadow: var(--shadow-md);
    transform: translateX(4px);
}

.pwr-list-item h3 {
    font-size: 17px;
    font-weight: 600;
    margin-bottom: 8px;
}

.pwr-list-item h3 a:hover {
    color: var(--gold-deep);
}

.pwr-list-item .pwr-list-info {
    font-size: 13px;
    color: var(--ink-2);
    margin-bottom: 10px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.pwr-list-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 6px 20px;
    font-size: 13px;
    color: var(--ink-3);
}

.pwr-list-meta span i {
    color: var(--pine-600);
    margin-right: 4px;
}

.pwr-list-meta .pwr-tag {
    background: var(--pine-50);
    color: var(--pine-700);
    padding: 1px 10px;
    border-radius: 4px;
    font-size: 12px;
}

.pwr-list-meta .pwr-tag.gold {
    background: var(--gold-bg);
    color: var(--gold-deep);
}

/* ========== 分页 ========== */
.pwr-pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 6px;
    margin-top: 26px;
    flex-wrap: wrap;
}

.pwr-pagination a,
.pwr-pagination li {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 38px;
    height: 38px;
    padding: 0 12px;
    border-radius: 8px;
    background: var(--white);
    border: 1px solid var(--line);
    font-size: 14px;
    color: var(--ink-2);
    list-style: none;
}

.pwr-pagination a:hover,
.pwr-pagination li.thisclass {
    background: var(--pine-700);
    border-color: var(--pine-700);
    color: #fff;
}

/* ========== 详情页 ========== */
.pwr-detail h1 {
    font-size: 24px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 16px;
    line-height: 1.45;
}

.pwr-detail-meta {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 8px 26px;
    font-size: 13px;
    color: var(--ink-3);
    padding-bottom: 18px;
    border-bottom: 1px solid var(--line);
    margin-bottom: 24px;
}

.pwr-detail-meta span i {
    color: var(--pine-600);
    margin-right: 4px;
}

.pwr-detail-body {
    font-size: 15px;
    line-height: 2;
    color: var(--ink);
    word-break: break-word;
}

.pwr-detail-body h2 {
    font-size: 19px;
    margin: 24px 0 12px;
    padding-left: 14px;
    border-left: 4px solid var(--gold);
    color: var(--pine-900);
}

.pwr-detail-body h3 {
    font-size: 16px;
    margin: 18px 0 10px;
    color: var(--ink);
}

.pwr-detail-body p {
    margin-bottom: 12px;
}

.pwr-detail-body img {
    margin: 14px auto;
    border-radius: var(--radius-sm);
    display: block;
    max-height: 460px;
}

.pwr-detail-body table {
    max-width: 100%;
    border-collapse: collapse;
    margin: 14px 0;
}

.pwr-detail-body table td,
.pwr-detail-body table th {
    border: 1px solid var(--line);
    padding: 8px 12px;
}

.pwr-detail-nav {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    margin-top: 30px;
    padding-top: 18px;
    border-top: 1px solid var(--line);
    font-size: 14px;
    color: var(--ink-2);
    flex-wrap: wrap;
}

.pwr-detail-nav a:hover {
    color: var(--gold-deep);
}

/* ========== 内容页微信引导 ========== */
.pwr-wx-guide {
    display: flex;
    align-items: center;
    gap: 20px;
    margin: 28px 0 6px;
    padding: 20px 24px;
    border: 1px solid rgba(14, 165, 233, 0.4);
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, #eff6ff, #e0f2fe);
}

.pwr-wx-guide img {
    width: 108px;
    height: 108px;
    object-fit: contain;
    flex-shrink: 0;
    border-radius: 8px;
    background: #fff;
    padding: 4px;
    border: 1px solid var(--line);
}

.pwr-wx-guide-info {
    flex: 1;
    min-width: 0;
}

.pwr-wx-guide-info h4 {
    font-size: 17px;
    font-weight: 700;
    color: var(--pine-900);
    margin-bottom: 8px;
}

.pwr-wx-guide-info p {
    font-size: 13px;
    color: var(--ink-2);
    margin-bottom: 8px;
}

.pwr-wx-guide-info p:last-child {
    margin-bottom: 0;
}

.pwr-wx-guide-id b {
    color: var(--gold-deep);
    font-size: 16px;
}

.pwr-wx-guide-copy {
    margin-left: 8px;
    padding: 6px 16px;
    border: none;
    border-radius: 8px;
    background: linear-gradient(135deg, var(--pine-700), var(--pine-800));
    color: #fff;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
}

.pwr-wx-guide-copy:hover {
    opacity: 0.88;
}

/* ========== 文章（关于页） ========== */
.pwr-article h2 {
    font-size: 20px;
    color: var(--pine-900);
    margin: 22px 0 12px;
    padding-left: 12px;
    border-left: 4px solid var(--gold);
}

.pwr-article h2:first-child {
    margin-top: 0;
}

.pwr-article p {
    margin-bottom: 12px;
    font-size: 15px;
    line-height: 2;
}

.pwr-article ul {
    margin-bottom: 14px;
}

.pwr-article ul li {
    padding: 5px 0 5px 22px;
    position: relative;
    font-size: 15px;
}

.pwr-article ul li::before {
    content: '\f0da';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    font-size: 13px;
    color: var(--gold);
    position: absolute;
    left: 0;
    top: 7px;
}

/* ========== 产品大全页（chanpin） ========== */
.pwr-cat-group {
    margin-bottom: 26px;
}

.pwr-cat-group-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 17px;
    font-weight: 700;
    color: var(--pine-900);
    margin-bottom: 14px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--line);
}

.pwr-cat-group-title i {
    color: var(--gold);
}

.pwr-cat-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
}

.pwr-cat-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 14px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--white);
    font-size: 14px;
    color: var(--ink-2);
    transition: var(--transition);
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}

.pwr-cat-item::before {
    content: '\f0da';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    font-size: 11px;
    color: var(--pine-600);
    flex-shrink: 0;
}

.pwr-cat-item:hover {
    color: var(--gold-deep);
    border-color: var(--gold);
    background: var(--gold-bg);
    transform: translateY(-2px);
}

/* ========== 询价表单页 ========== */
.pwr-order-grid {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 26px;
    align-items: start;
}

.pwr-form-title {
    text-align: center;
    margin-bottom: 26px;
}

.pwr-form-title h2 {
    font-size: 22px;
    color: var(--pine-900);
    margin-bottom: 6px;
}

.pwr-form-title p {
    font-size: 13px;
    color: var(--ink-3);
}

.pwr-form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-bottom: 16px;
}

.pwr-form-field label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--ink);
}

.pwr-form-field input,
.pwr-form-field select,
.pwr-form-field textarea {
    width: 100%;
    padding: 11px 14px;
    border: 1px solid var(--line);
    border-radius: 8px;
    font-size: 14px;
    color: var(--ink);
    background: var(--paper);
    transition: var(--transition);
    font-family: inherit;
}

.pwr-form-field input:focus,
.pwr-form-field select:focus,
.pwr-form-field textarea:focus {
    outline: none;
    border-color: var(--pine-600);
    background: #fff;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

.pwr-form-field textarea {
    resize: vertical;
}

.pwr-form-submit {
    width: 100%;
    padding: 14px;
    border: none;
    border-radius: 8px;
    background: linear-gradient(135deg, var(--pine-700), var(--pine-900));
    color: #fff;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.pwr-form-submit:hover {
    opacity: 0.92;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(30, 64, 175, 0.3);
}

.pwr-order-contact h3 {
    font-size: 17px;
    margin-bottom: 8px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--gold);
    color: var(--pine-900);
}

.pwr-order-contact-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px dashed var(--line);
}

.pwr-order-contact-item:last-child {
    border-bottom: none;
}

.pwr-order-contact-item i {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--pine-50);
    color: var(--pine-700);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.pwr-order-contact-item b {
    display: block;
    font-size: 14px;
}

.pwr-order-contact-item span {
    font-size: 12px;
    color: var(--ink-3);
}

/* ========== 标签演示页 ========== */
.pwr-tag-demo {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.pwr-tag-item {
    background: var(--paper);
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 12px 16px;
    font-size: 14px;
    display: flex;
    justify-content: space-between;
    gap: 12px;
}

.pwr-tag-item .k {
    color: var(--ink-3);
    font-size: 13px;
    flex-shrink: 0;
}

.pwr-tag-item .v {
    color: var(--pine-700);
    font-weight: 600;
    text-align: right;
}

.pwr-rank-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 10px 0;
    border-bottom: 1px dashed var(--line);
}

.pwr-rank-item:last-child {
    border-bottom: none;
}

.pwr-rank-num {
    width: 30px;
    height: 30px;
    border-radius: 6px;
    background: var(--gold-bg);
    color: var(--gold-deep);
    font-size: 14px;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.pwr-rank-info {
    flex: 1;
    min-width: 0;
}

.pwr-rank-info h4 {
    font-size: 14px;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.pwr-rank-info h4 a:hover {
    color: var(--gold-deep);
}

.pwr-rank-info .meta {
    font-size: 12px;
    color: var(--ink-3);
}

/* ========== 页底 CTA 条 ========== */
.pwr-cta {
    background: linear-gradient(120deg, #60a5fa, #2563eb 55%, #0ea5e9);
    border-radius: var(--radius-lg);
    padding: 40px 48px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    color: var(--pine-950);
    flex-wrap: wrap;
    box-shadow: 0 14px 34px rgba(37, 99, 235, 0.3);
}

.pwr-cta-copy h2 {
    font-size: 26px;
    font-weight: 800;
    margin-bottom: 6px;
}

.pwr-cta-copy p {
    font-size: 14px;
    opacity: 0.85;
}

.pwr-cta-btns {
    display: flex;
    gap: 14px;
    align-items: center;
    flex-wrap: wrap;
}

.pwr-cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--pine-900);
    color: #fff;
    padding: 13px 30px;
    border-radius: 999px;
    font-weight: 700;
    font-size: 15px;
}

.pwr-cta-btn:hover {
    background: var(--pine-950);
    transform: translateY(-2px);
}

.pwr-cta-tel {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 22px;
    font-weight: 800;
    color: var(--pine-950);
}

.pwr-cta-tel i {
    font-size: 20px;
}

/* ========== 页脚 ========== */
.pwr-footer {
    background: var(--pine-950);
    color: rgba(255, 255, 255, 0.62);
    margin-top: 0;
}

.pwr-footer-main {
    max-width: 1480px;
    margin: 0 auto;
    padding: 54px 22px 34px;
    display: grid;
    grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
    gap: 36px;
}

.pwr-footer h4 {
    color: #fff;
    font-size: 16px;
    margin-bottom: 16px;
    letter-spacing: 1px;
}

.pwr-footer-brand p {
    font-size: 13px;
    line-height: 1.9;
    margin-top: 12px;
}

.pwr-footer-links li {
    padding: 5px 0;
}

.pwr-footer-links li a {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.62);
}

.pwr-footer-links li a:hover {
    color: var(--gold-light);
    padding-left: 4px;
}

.pwr-footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 6px 0;
    font-size: 13px;
}

.pwr-footer-contact li i {
    color: var(--gold);
    margin-top: 4px;
    width: 16px;
    text-align: center;
}

.pwr-footer-qr img {
    width: 128px;
    height: 128px;
    object-fit: contain;
    border-radius: 8px;
    background: #fff;
    padding: 4px;
}

.pwr-footer-qr p {
    font-size: 12px;
    margin-top: 8px;
    color: rgba(255, 255, 255, 0.5);
}

.pwr-footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    padding: 22px 20px;
    font-size: 13px;
}

.pwr-footer-bottom a {
    color: var(--gold-light);
}

/* ========== 页脚关键词 ========== */
.pwr-keywords {
    background: var(--white);
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    padding: 22px 0;
}

.pwr-keywords h3 {
    font-size: 14px;
    font-weight: 700;
    margin-bottom: 8px;
}

.pwr-keywords h3 i {
    color: var(--gold);
    margin-right: 6px;
}

.pwr-keywords p {
    font-size: 13px;
    color: var(--ink-3);
    line-height: 2;
}

/* ========== 悬浮客服 ========== */
.pwr-float {
    position: fixed;
    right: 16px;
    bottom: 130px;
    z-index: 999;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.pwr-float a {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--white);
    border: 1px solid var(--line);
    color: var(--pine-700);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 19px;
    box-shadow: var(--shadow-md);
}

.pwr-float a:hover {
    background: var(--pine-700);
    color: #fff;
}

.pwr-float a.pwr-tel-float {
    background: linear-gradient(135deg, var(--gold), var(--gold-deep));
    border: none;
    color: #fff;
}

.pwr-float a.pwr-wx-float {
    background: linear-gradient(135deg, #07c160, #06ad56);
    border: none;
    color: #fff;
}

/* ========== 手机端底部导航 ========== */
.pwr-mbar {
    display: none;
}

/* ========== 微信弹窗 ========== */
.pwr-wx-modal {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 99999;
    background: rgba(30, 58, 138, 0.62);
    align-items: center;
    justify-content: center;
    padding: 20px;
    box-sizing: border-box;
}

.pwr-wx-modal-box {
    position: relative;
    width: 100%;
    max-width: 320px;
    background: #fff;
    border-radius: 16px;
    padding: 30px 24px 24px;
    text-align: center;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
    box-sizing: border-box;
}

.pwr-wx-modal-close {
    position: absolute;
    top: 10px;
    right: 14px;
    border: none;
    background: none;
    font-size: 24px;
    line-height: 1;
    color: var(--ink-3);
    cursor: pointer;
    padding: 4px;
}

.pwr-wx-modal-close:hover {
    color: var(--ink);
}

.pwr-wx-modal-qr {
    width: 200px;
    height: 200px;
    object-fit: contain;
    margin: 0 auto 16px;
    border: 1px solid var(--line);
    border-radius: 10px;
}

.pwr-wx-modal-title {
    font-size: 17px;
    font-weight: 700;
    color: var(--ink);
    margin-bottom: 8px;
}

.pwr-wx-modal-id {
    font-size: 15px;
    color: var(--ink-2);
    margin-bottom: 14px;
}

.pwr-wx-modal-id span {
    color: var(--pine-800);
    font-weight: 700;
    letter-spacing: 0.5px;
}

.pwr-wx-modal-copy {
    width: 100%;
    padding: 12px;
    border: none;
    border-radius: 10px;
    background: linear-gradient(135deg, #07c160, #06ad56);
    color: #fff;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
}

.pwr-wx-modal-copy:hover {
    opacity: 0.88;
}

.pwr-wx-modal-tip {
    font-size: 12px;
    color: var(--ink-3);
    margin-top: 12px;
}

/* ========== 响应式 ========== */
@media (max-width: 1080px) {
    .pwr-prod-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .pwr-feat-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .pwr-footer-main {
        grid-template-columns: repeat(2, 1fr);
    }
    .pwr-cat-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 992px) {
    .pwr-sidebar {
        display: none;
    }
    .pwr-about-grid {
        grid-template-columns: 1fr;
        gap: 36px;
    }
    .pwr-about-media > img {
        height: 320px;
    }
    .pwr-order-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .pwr-nav-links {
        display: none;
        position: absolute;
        top: 76px;
        left: 0;
        right: 0;
        background: var(--pine-900);
        flex-direction: column;
        align-items: stretch;
        padding: 10px 18px 20px;
        box-shadow: 0 10px 24px rgba(30, 58, 138, 0.3);
        border-top: 1px solid rgba(255, 255, 255, 0.12);
    }

    .pwr-nav-links.pwr-open {
        display: flex;
    }

    .pwr-nav-links > a {
        padding: 13px 8px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        border-radius: 0;
    }

    .pwr-nav-links > a.active {
        box-shadow: none;
    }

    .pwr-mobile-btn {
        display: flex;
    }

    .pwr-header-actions .pwr-tel {
        display: none;
    }

    .pwr-hero-inner {
        padding: 60px 0 44px;
    }

    .pwr-hero h1 {
        font-size: 30px;
    }

    .pwr-hero-lead {
        font-size: 15px;
    }

    .pwr-hero-stats {
        grid-template-columns: repeat(2, 1fr);
        margin-bottom: 48px;
    }

    .pwr-hstat:nth-child(2)::after {
        display: none;
    }

    .pwr-hstat {
        padding: 20px 10px;
    }

    .pwr-section {
        padding: 46px 0;
    }

    .pwr-band {
        padding: 46px 0;
    }

    .pwr-sec-head h2,
    .pwr-about-text h2 {
        font-size: 24px;
    }

    .pwr-about-badge {
        left: 12px;
        bottom: 16px;
        padding: 12px 18px;
    }

    .pwr-prod-grid {
        grid-template-columns: 1fr;
    }

    .pwr-feat-grid {
        grid-template-columns: 1fr;
    }

    .pwr-news-list {
        grid-template-columns: 1fr;
    }

    .pwr-news-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
        padding: 16px;
    }

    .pwr-news-item .pwr-news-title {
        white-space: normal;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
    }

    .pwr-cta {
        padding: 30px 24px;
        text-align: center;
        justify-content: center;
        flex-direction: column;
    }

    .pwr-cta-tel {
        font-size: 20px;
    }

    .pwr-footer-main {
        grid-template-columns: 1fr;
        gap: 26px;
    }

    .pwr-wrap {
        padding: 20px 0 34px;
    }

    .pwr-card {
        padding: 20px 16px;
    }

    .pwr-form-grid {
        grid-template-columns: 1fr;
    }

    .pwr-pagehead {
        padding: 34px 0;
    }

    .pwr-pagehead h1 {
        font-size: 22px;
    }

    .pwr-detail h1 {
        font-size: 20px;
    }

    .pwr-detail-nav {
        flex-direction: column;
        gap: 10px;
    }

    .pwr-wx-guide {
        flex-direction: column;
        text-align: center;
        padding: 18px 16px;
    }

    .pwr-wx-guide-copy {
        margin-left: 0;
        margin-top: 6px;
    }

    .pwr-cat-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .pwr-tag-demo {
        grid-template-columns: 1fr;
    }

    /* 手机端固定底部导航 */
    .pwr-mbar {
        display: block;
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        background: #fff;
        border-top: 1px solid var(--line);
        box-shadow: 0 -2px 12px rgba(0, 0, 0, 0.08);
        z-index: 9999;
        padding: 5px 0;
    }

    .pwr-mbar ul {
        display: flex;
    }

    .pwr-mbar li {
        flex: 1;
        text-align: center;
    }

    .pwr-mbar a {
        display: block;
        padding: 3px 0;
        color: var(--ink-2);
        font-size: 11px;
    }

    .pwr-mbar a i {
        display: block;
        font-size: 18px;
        margin-bottom: 1px;
    }

    .pwr-mbar a.active {
        color: var(--pine-700);
    }

    .pwr-mbar a.pwr-mbar-cta {
        color: var(--gold-deep);
        font-weight: 700;
    }

    .pwr-float {
        bottom: 74px;
    }

    body {
        padding-bottom: 56px;
    }
}

@media (max-width: 480px) {
    .pwr-container {
        padding: 0 14px;
    }

    .pwr-hero h1 {
        font-size: 25px;
    }

    .pwr-hero-lead {
        font-size: 14px;
    }

    .pwr-btn {
        width: 100%;
        padding: 14px 20px;
    }

    .pwr-hstat b {
        font-size: 26px;
    }

    .pwr-cat-grid {
        grid-template-columns: 1fr;
    }

    .pwr-about-media > img {
        height: 240px;
    }

    .pwr-cta-btns {
        width: 100%;
        justify-content: center;
    }
}

/* ===== mbar 手机端四格完整显示（追加强化 2026-09-04）===== */
@media (max-width: 768px) {
    .zh-mbar { padding: 5px 0; width: 100%; box-sizing: border-box; }
    .zh-mbar ul {
        display: flex;
        width: 100%;
        margin: 0;
        padding: 0;
        list-style: none;
        justify-content: space-between;
        box-sizing: border-box;
    }
    .zh-mbar li {
        flex: 1 1 0;
        min-width: 0;
        max-width: 25%;
        text-align: center;
        box-sizing: border-box;
    }
    .zh-mbar li a {
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 1px;
        width: 100%;
        padding: 3px 1px;
        font-size: 10px;
        line-height: 1.15;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
        box-sizing: border-box;
    }
    .zh-mbar li a i { display: block; font-size: 15px; margin: 0 0 1px; }
}

/* ===== mbar 终极修复：grid 四等分，任何手机宽度都完整显示 4 项（2026-09-04 v2）===== */
@media (max-width: 768px) {
    .zh-mbar, .pwr-mbar {
        display: block !important;
        width: 100% !important;
        padding: 4px 0 !important;
        box-sizing: border-box !important;
    }
    .zh-mbar ul, .pwr-mbar ul {
        display: grid !important;
        grid-template-columns: repeat(4, minmax(0, 1fr)) !important;
        width: 100% !important;
        margin: 0 !important;
        padding: 0 !important;
        list-style: none !important;
    }
    .zh-mbar li, .pwr-mbar li {
        min-width: 0 !important;
        text-align: center !important;
        overflow: hidden !important;
    }
    .zh-mbar li a, .pwr-mbar li a {
        display: flex !important;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 1px;
        width: 100% !important;
        padding: 3px 0;
        font-size: 11px;
        line-height: 1.1;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
        box-sizing: border-box;
    }
    .zh-mbar li a i, .pwr-mbar li a i {
        display: block;
        font-size: 16px;
        margin: 0 0 1px;
    }
}
@media (max-width: 420px) {
    .zh-mbar li a, .pwr-mbar li a { font-size: 10px; }
    .zh-mbar li a i, .pwr-mbar li a i { font-size: 14px; }
}
@media (max-width: 360px) {
    .zh-mbar li a, .pwr-mbar li a { font-size: 9px; padding: 2px 0; }
    .zh-mbar li a i, .pwr-mbar li a i { font-size: 13px; }
}

/* ===== 移动端防横向溢出（2026-09-04）===== */
html, body {
    overflow-x: hidden !important;
    max-width: 100%;
}
body { position: relative; }
img, video, canvas, iframe, embed, object {
    max-width: 100%;
    height: auto;
}
table { max-width: 100%; }
* { box-sizing: border-box; }

/* ===== mobile mbar grid 4 + centered (universal 2026-09-04) ===== */
@media (max-width: 768px) {
    .zh-mbar, .pwr-mbar {
        display: block !important;
        width: 100% !important;
        padding: 4px 0 !important;
        box-sizing: border-box !important;
    }
    .zh-mbar ul, .pwr-mbar ul {
        display: grid !important;
        grid-template-columns: repeat(4, minmax(0, 1fr)) !important;
        width: 100% !important;
        margin: 0 !important;
        padding: 0 !important;
        list-style: none !important;
        text-align: center;
    }
    .zh-mbar li, .pwr-mbar li {
        min-width: 0 !important;
        text-align: center !important;
        overflow: hidden !important;
    }
    .zh-mbar li a, .pwr-mbar li a {
        display: flex !important;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 1px;
        width: 100% !important;
        margin: 0 auto !important;
        padding: 3px 0;
        font-size: 11px;
        line-height: 1.1;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
        box-sizing: border-box;
    }
    .zh-mbar li a i, .pwr-mbar li a i {
        display: block;
        font-size: 16px;
        margin: 0 0 1px;
    }
}
@media (max-width: 420px) {
    .zh-mbar li a, .pwr-mbar li a { font-size: 10px; }
    .zh-mbar li a i, .pwr-mbar li a i { font-size: 14px; }
}

/* li 居中修复（用户指定写法 2026-09-04）*/
@media (max-width: 768px) {
  .zh-mbar li, .pwr-mbar li {
    min-width: 0 !important;
    text-align: center !important;
    overflow: hidden !important;
    margin: 0 auto !important;
  }
}


/* =========================================================
   bianyaqi10 - "Royal Violet" theme
   Base: bianyaqi04 (pwr-). 新配色层 + 修复固化。
   ========================================================= */
:root {
    --pine-950: #1e1145;
    --pine-900: #2e1065;
    --pine-800: #4c1d95;
    --pine-700: #5b21b6;
    --pine-600: #7c3aed;
    --pine-100: #ede9fe;
    --pine-50: #f5f3ff;
    --gold: #a78bfa;
    --gold-deep: #8b5cf6;
    --gold-light: #ddd6fe;
    --gold-bg: #f5f3ff;
    --paper: #faf9ff;
    --white: #ffffff;
    --ink: #1e1b2e;
    --ink-2: #4c4a5c;
    --ink-3: #9794a8;
    --line: #e6e3f2;
    --shadow-sm: 0 2px 10px rgba(76,29,149,0.06);
    --shadow-md: 0 12px 30px rgba(76,29,149,0.10);
    --radius-sm: 6px;
    --radius-md: 14px;
    --radius-lg: 20px;
}
body { background: var(--paper); }
/* header white with violet rule */
.pwr-header { background: #fff; border-bottom: 2px solid #7c3aed; }
.pwr-nav-links a.active { color: #6d28d9; }
/* hero violet */
.pwr-hero {
    background:
        radial-gradient(700px 340px at 85% -10%, rgba(167,139,250,0.30), transparent 65%),
        radial-gradient(560px 300px at 8% 110%, rgba(124,58,237,0.45), transparent 60%),
        linear-gradient(160deg, #1e1145 0%, #4c1d95 60%, #6d28d9 100%);
}
/* buttons violet gradient */
.pwr-btn-gold {
    background: linear-gradient(135deg, #8b5cf6 0%, #6d28d9 60%, #5b21b6 100%);
    box-shadow: 0 8px 22px rgba(124,58,237,0.35);
}
.pwr-btn-gold:hover { background: linear-gradient(135deg, #9f74fa 0%, #6d28d9 100%); }
.pwr-eyebrow { color: #7c3aed; }
.pwr-footer { border-top: 3px solid #7c3aed; }
.pwr-cta { background: linear-gradient(120deg, #1e1145 0%, #5b21b6 100%); }


/* ===== bianyaqi09/10 修复固化（2026-09-05）===== */
@media (max-width: 768px) {
    html, body { overflow-x: hidden !important; max-width: 100%; }
    .zh-mbar, .pwr-mbar {
        display: block !important; width: 100% !important;
        padding: 4px 0 !important; box-sizing: border-box !important;
    }
    .zh-mbar ul, .pwr-mbar ul {
        display: grid !important;
        grid-template-columns: repeat(4, minmax(0, 1fr)) !important;
        width: 100% !important; margin: 0 !important; padding: 0 !important;
        list-style: none !important; text-align: center;
    }
    .zh-mbar li, .pwr-mbar li {
        min-width: 0 !important; text-align: center !important;
        overflow: hidden !important; margin: 0 auto !important;
    }
    .zh-mbar li a, .pwr-mbar li a {
        display: flex !important; flex-direction: column;
        align-items: center; justify-content: center; gap: 1px;
        width: 100% !important; margin: 0 auto !important;
        padding: 3px 0; font-size: 11px; line-height: 1.1;
        white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
        box-sizing: border-box;
    }
    .zh-mbar li a i, .pwr-mbar li a i { display: block; font-size: 16px; margin: 0 0 1px; }
}
@media (max-width: 420px) {
    .zh-mbar li a, .pwr-mbar li a { font-size: 10px; }
    .zh-mbar li a i, .pwr-mbar li a i { font-size: 14px; }
}
img, video, canvas, iframe { max-width: 100%; height: auto; }
* { box-sizing: border-box; }
/* =========================================================
   bianyaqi10 - hy10 architecture CSS (Chapter Editorial)
   Appended by assistant 2026-09-05. Violet theme + safe baselines.
   ========================================================= */
:root {
    --hy10-bg: #faf9ff;
    --hy10-paper: #ffffff;
    --hy10-ink: #1e1b2e;
    --hy10-muted: #57536b;
    --hy10-line: #e6e3f2;
    --hy10-violet: #6d28d9;
    --hy10-violet-deep: #4c1d95;
    --hy10-violet-dark: #1e1145;
    --hy10-soft: #f3effc;
    --hy10-gold: #b48a2e;
    --hy10-radius: 12px;
    --hy10-shadow: 0 14px 40px rgba(76, 29, 149, 0.10);
}
html, body { overflow-x: hidden; max-width: 100%; }
body {
    background: var(--hy10-bg);
    color: var(--hy10-ink);
    font-family: 'Helvetica Neue', Arial, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.75;
}
h1, h2, h3 { font-family: Georgia, 'Times New Roman', serif; font-weight: 700; }
img { max-width: 100%; height: auto; }
a { text-decoration: none; color: inherit; }
* { box-sizing: border-box; }
.hy10-wrap { max-width: 1680px; margin: 0 auto; padding: 0 28px; }

/* ---------- header ---------- */
.hy10-header { position: sticky; top: 0; z-index: 1100; background: #fff; }
.hy10-mast { border-bottom: 1px solid var(--hy10-line); }
.hy10-mast-in { display: flex; align-items: center; justify-content: space-between; padding-top: 14px; padding-bottom: 14px; }
.hy10-logo img { height: 52px; width: auto; }
.hy10-mast-r { display: flex; align-items: center; gap: 18px; }
.hy10-mast-tel, .hy10-mast-wa { display: inline-flex; align-items: center; gap: 7px; font-weight: 600; font-size: 14px; color: var(--hy10-violet-deep); }
.hy10-mast-wa { color: #128c4a; }
.hy10-burger { display: none; background: none; border: none; font-size: 22px; color: var(--hy10-ink); cursor: pointer; }
.hy10-navrow { background: #fff; border-bottom: 1px solid var(--hy10-line); }
.hy10-nav { display: flex; justify-content: center; gap: 34px; padding: 10px 0; }
.hy10-nav a { position: relative; font-size: 15px; font-weight: 600; color: #3c3852; padding: 4px 0; }
.hy10-nav a::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 2px; background: var(--hy10-violet); transform: scaleX(0); transition: transform .22s ease; }
.hy10-nav a:hover::after, .hy10-nav a.hy10-active::after { transform: scaleX(1); }
.hy10-nav a:hover, .hy10-nav a.hy10-active { color: var(--hy10-violet-deep); }

/* ---------- hero: image 55 / text 45 split ---------- */
.hy10-hero { display: grid; grid-template-columns: 55% 45%; background: #fff; }
.hy10-hero-media { position: relative; min-height: 560px; overflow: hidden; }
.hy10-hero-media img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }
.hy10-hero-media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(115deg, rgba(30,17,69,0.55), rgba(76,29,149,0.15)); }
.hy10-hero-no { position: absolute; top: 22px; left: 28px; z-index: 2; font-family: Georgia, serif; font-size: 96px; line-height: 1; color: rgba(255,255,255,0.9); font-weight: 700; }
.hy10-hero-tag { position: absolute; left: 28px; bottom: 26px; z-index: 2; background: rgba(255,255,255,0.92); color: var(--hy10-violet-deep); font-weight: 700; font-size: 13px; padding: 8px 14px; border-radius: 30px; }
.hy10-hero-body { display: flex; align-items: center; background: linear-gradient(160deg, #f7f4ff 0%, #fff 70%); }
.hy10-hero-inner { padding: 60px clamp(26px, 4vw, 70px); max-width: 640px; }
.hy10-eyebrow { color: var(--hy10-violet); font-weight: 800; text-transform: uppercase; letter-spacing: 0.28em; font-size: 11px; margin: 0 0 16px; }
.hy10-hero-inner h1 { font-size: clamp(1.9rem, 3.4vw, 3.1rem); line-height: 1.2; margin: 0 0 18px; }
.hy10-hero-lead { color: var(--hy10-muted); font-size: 16px; margin: 0 0 24px; }
.hy10-hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 18px; }
.hy10-hero-note { color: var(--hy10-muted); font-size: 13px; margin: 0; }
.hy10-hero-note i { color: var(--hy10-violet); }

/* ---------- buttons ---------- */
.hy10-btn { display: inline-flex; align-items: center; gap: 8px; font-weight: 700; font-size: 15px; border-radius: 8px; padding: 12px 22px; transition: all .2s ease; }
.hy10-btn-solid { background: var(--hy10-violet); color: #fff; }
.hy10-btn-solid:hover { background: var(--hy10-violet-deep); }
.hy10-btn-ghost { background: #fff; color: var(--hy10-violet); border: 1px solid #cfc6ee; }
.hy10-btn-ghost:hover { border-color: var(--hy10-violet); }
.hy10-btn-white { background: #fff; color: var(--hy10-violet-deep); }
.hy10-btn-white:hover { background: var(--hy10-soft); }

/* ---------- chapters ---------- */
.hy10-chapter { padding: 84px 0; }
.hy10-ch-alt { background: #fff; }
.hy10-chhead { display: flex; align-items: flex-end; gap: 26px; margin-bottom: 44px; flex-wrap: wrap; }
.hy10-chno { font-family: Georgia, serif; font-size: 72px; font-weight: 700; line-height: .8; color: #ddd6fe; }
.hy10-chhead-txt { flex: 1; min-width: 240px; }
.hy10-chhead-txt h2 { font-size: clamp(1.6rem, 2.6vw, 2.3rem); margin: 4px 0 0; }
.hy10-chhead-sub { max-width: 430px; color: var(--hy10-muted); margin: 0; }

/* ---------- product grid ---------- */
.hy10-pgrid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px; }
.hy10-pcard { position: relative; display: block; background: #fff; border: 1px solid var(--hy10-line); border-radius: var(--hy10-radius); padding: 26px 22px; transition: all .22s ease; }
.hy10-pcard:hover { box-shadow: var(--hy10-shadow); transform: translateY(-3px); border-color: #cbbcf2; }
.hy10-pbadge { position: absolute; top: 12px; right: 12px; font-size: 10px; font-weight: 800; letter-spacing: .08em; padding: 3px 8px; border-radius: 4px; }
.hy10-pbadge-hot { background: #fde8e8; color: #c0392b; }
.hy10-pbadge-new { background: #e3f4ec; color: #128c4a; }
.hy10-pico { display: inline-flex; align-items: center; justify-content: center; width: 52px; height: 52px; border-radius: 12px; background: var(--hy10-soft); color: var(--hy10-violet); font-size: 22px; margin-bottom: 14px; }
.hy10-pname { display: block; font-size: 15px; margin-bottom: 6px; color: var(--hy10-ink); }
.hy10-psub { font-size: 13px; color: var(--hy10-muted); }
.hy10-viewall { margin-top: 26px; text-align: right; }
.hy10-viewall a { color: var(--hy10-violet); font-weight: 700; }

/* ---------- quality / spec ---------- */
.hy10-qual { display: grid; grid-template-columns: 1fr 1px 1fr; gap: 40px; align-items: start; }
.hy10-qual-copy h3 { font-size: 1.35rem; margin: 0 0 12px; }
.hy10-qual-copy p { color: var(--hy10-muted); }
.hy10-qual-list { list-style: none; padding: 0; margin: 16px 0 0; }
.hy10-qual-list li { margin-bottom: 10px; }
.hy10-qual-list i { color: var(--hy10-violet); margin-right: 8px; }
.hy10-qual-rule { background: var(--hy10-line); width: 1px; height: 100%; }
.hy10-qual-spec { background: var(--hy10-soft); border-radius: var(--hy10-radius); padding: 24px; }
.hy10-spec-head { font-weight: 800; letter-spacing: .05em; text-transform: uppercase; font-size: 12px; color: var(--hy10-violet-deep); margin-bottom: 14px; }
.hy10-specrow { display: flex; justify-content: space-between; align-items: center; padding: 12px 0; border-bottom: 1px dashed #cfc6ee; }
.hy10-specrow:last-child { border-bottom: 0; }
.hy10-speck { color: var(--hy10-muted); font-size: 13px; }
.hy10-specv { color: var(--hy10-ink); font-size: 15px; }

/* ---------- news ---------- */
.hy10-news { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.hy10-news-card { display: flex; flex-direction: column; gap: 8px; background: #fff; border: 1px solid var(--hy10-line); border-radius: var(--hy10-radius); padding: 22px; transition: all .2s ease; }
.hy10-news-card:hover { box-shadow: var(--hy10-shadow); border-color: #cbbcf2; }
.hy10-news-date { font-size: 12px; color: var(--hy10-violet); font-weight: 600; }
.hy10-news-title { font-weight: 700; line-height: 1.45; }
.hy10-news-go { margin-top: auto; color: var(--hy10-violet); font-weight: 700; font-size: 13px; }

/* ---------- cta ---------- */
.hy10-cta { background: linear-gradient(120deg, #1e1145 0%, #4c1d95 60%, #6d28d9 100%); color: #fff; text-align: center; padding: 90px 0; }
.hy10-cta-in h2 { font-size: clamp(1.8rem, 3vw, 2.7rem); margin: 6px 0 14px; }
.hy10-cta-kicker { letter-spacing: .2em; text-transform: uppercase; font-size: 12px; opacity: .75; margin: 0; }
.hy10-cta-txt { max-width: 620px; margin: 0 auto 26px; opacity: .9; }
.hy10-cta-actions { display: flex; justify-content: center; align-items: center; gap: 18px; flex-wrap: wrap; }
.hy10-cta-tel { color: #fff; font-weight: 700; }

/* ---------- footer ---------- */
.hy10-footer { background: #150c33; color: #b9b3d6; margin-top: 0; }
.hy10-foot-line { height: 3px; background: linear-gradient(90deg, #7c3aed, #b48a2e, #7c3aed); }
.hy10-footer .hy10-wrap { padding-top: 60px; padding-bottom: 30px; }
.hy10-foot-brand { max-width: 640px; margin-bottom: 34px; }
.hy10-foot-logo { font-family: Georgia, serif; font-size: 30px; color: #fff; }
.hy10-foot-logo em { color: #a78bfa; font-style: normal; }
.hy10-foot-brand p { color: #8f89b0; margin: 8px 0 0; }
.hy10-foot-grid { display: grid; grid-template-columns: 1.3fr 1fr 1fr; gap: 40px; }
.hy10-foot-col h4 { color: #fff; font-size: 15px; margin: 0 0 14px; letter-spacing: .06em; }
.hy10-foot-col ul { list-style: none; padding: 0; margin: 0; }
.hy10-foot-col li { margin-bottom: 9px; }
.hy10-foot-col a:hover { color: #fff; }
.hy10-foot-contact li { display: flex; gap: 10px; }
.hy10-foot-contact i { color: #a78bfa; margin-top: 4px; }
.hy10-foot-wa { display: inline-flex; align-items: center; gap: 8px; margin-top: 14px; background: #128c4a; color: #fff !important; padding: 9px 16px; border-radius: 30px; font-weight: 700; font-size: 13px; }
.hy10-foot-keywords { border-top: 1px solid rgba(255,255,255,0.12); margin: 34px 0 0; padding-top: 22px; color: #7c7699; font-size: 13px; line-height: 1.9; }
.hy10-foot-keywords b { color: #a39cc4; }
.hy10-foot-bottom { background: #110a29; }
.hy10-foot-bottom-in { display: flex; justify-content: space-between; gap: 14px; flex-wrap: wrap; padding-top: 16px; padding-bottom: 16px; color: #6f6890; font-size: 13px; }
.hy10-foot-bottom a { color: #a78bfa; }

/* ---------- float ---------- */
.hy10-float { position: fixed; right: 22px; bottom: 84px; z-index: 1000; display: flex; flex-direction: column; gap: 12px; }
.hy10-float-btn { width: 46px; height: 46px; border-radius: 50%; display: flex; align-items: center; justify-content: center; color: #fff !important; font-size: 18px; box-shadow: 0 6px 18px rgba(0,0,0,0.18); }
.hy10-float-tel { background: var(--hy10-violet); }
.hy10-float-wa { background: #128c4a; }
.hy10-float-top { background: #374151; }

/* ---------- mobile bottom bar: grid 4 always visible & centered ---------- */
@media (max-width: 992px) {
    .hy10-burger { display: block; }
    .hy10-navrow { position: absolute; left: 0; right: 0; top: 100%; display: none; box-shadow: 0 14px 30px rgba(20,12,46,0.12); }
    .hy10-header.hy10-open .hy10-navrow { display: block; }
    .hy10-nav { flex-direction: column; align-items: center; gap: 4px; padding: 14px 0; }
    .hy10-mast-wa span, .hy10-mast-tel span { display: none; }
    .hy10-hero { grid-template-columns: 1fr; }
    .hy10-hero-media { min-height: 320px; }
    .hy10-pgrid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .hy10-news { grid-template-columns: 1fr; }
    .hy10-qual { grid-template-columns: 1fr; }
    .hy10-qual-rule { display: none; }
    .hy10-foot-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
    .hy10-hero-inner { padding: 40px 20px; }
    .hy10-chapter { padding: 54px 0; }
    .hy10-cta { padding: 64px 0; }
    body { padding-bottom: 56px; }
    .hy10-mbar {
        position: fixed; left: 0; right: 0; bottom: 0; z-index: 1200;
        display: grid; grid-template-columns: repeat(4, minmax(0, 1fr));
        background: #fff; border-top: 1px solid var(--hy10-line);
        box-shadow: 0 -4px 14px rgba(20,12,46,0.08); padding: 5px 0;
    }
    .hy10-mbar a { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 1px; color: #3c3852; font-size: 10px; padding: 2px 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
    .hy10-mbar a i { font-size: 15px; }
    .hy10-mbar a.active { color: var(--hy10-violet-deep); }
    .hy10-float { right: 14px; bottom: 66px; }
}
@media (max-width: 480px) {
    .hy10-wrap { padding: 0 14px; }
    .hy10-pgrid { grid-template-columns: 1fr; }
    .hy10-foot-grid { grid-template-columns: 1fr; }
}