/* ============================================
   ChipCore 主样式 — 芯片原厂风格
   深蓝 + 银灰配色，极简科技风
   ============================================ */

:root {
    --primary: #0A2463;       /* 深海蓝 — 主色 */
    --primary-light: #1E3A8A;
    --accent: #3E92CC;        /* 亮蓝 — 强调色 */
    --silver: #E2E8F0;        /* 银灰 */
    --text: #1A202C;
    --text-light: #64748B;
    --bg: #F8FAFC;
    --white: #FFFFFF;
    --border: #E2E8F0;
    --radius: 8px;
    --shadow: 0 4px 20px rgba(10, 36, 99, 0.08);
    --transition: all 0.3s ease;
}

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

body {
    font-family: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Source Han Sans SC", "Noto Sans CJK SC", "WenQuanYi Micro Hei", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    color: var(--text);
    background: var(--white);
    line-height: 1.7;
    font-weight: 500;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

a { color: var(--primary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--accent); }

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

/* ============================================
   按钮
   ============================================ */
.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 15px;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    text-align: center;
}
.btn-primary {
    background: var(--accent);
    color: var(--white);
}
.btn-primary:hover {
    background: var(--primary-light);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(62, 146, 204, 0.3);
}
.btn-white {
    background: var(--white);
    color: var(--primary);
}
.btn-white:hover {
    background: var(--silver);
    color: var(--primary);
}
.btn-lg { padding: 16px 40px; font-size: 17px; }

/* ============================================
   顶部导航
   ============================================ */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
}
.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 96px;
}
.logo-text {
    font-size: 28px;
    font-weight: 900;
    color: var(--primary);
    letter-spacing: -0.5px;
}
.nav-menu {
    display: flex;
    list-style: none;
    gap: 42px;
}
.nav-menu a {
    font-size: 17px;
    font-weight: 800;
    color: var(--text);
    position: relative;
    padding: 4px 0;
}
.nav-menu a:hover { color: var(--accent); }
.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: var(--transition);
}
.nav-menu a:hover::after { width: 100%; }
.nav-menu li.nav-hot > a,
.nav-menu li.nav-hot > a:hover { color: #e10600; }
.nav-hot-mark {
    display: inline-block;
    margin-left: 6px;
    padding: 1px 5px;
    border-radius: 3px;
    background: #e10600;
    color: #fff;
    font-size: 10px;
    font-weight: 800;
    letter-spacing: 0.04em;
    line-height: 1.4;
    vertical-align: 2px;
}
.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 30px;
    cursor: pointer;
    color: var(--primary);
}

/* ============================================
   首屏轮播
   ============================================ */
.hero-slider {
    --hero-blue: #2563eb;
    --hero-blue-dark: #1d4ed8;
    position: relative;
    height: 560px;
    overflow: hidden;
    background: #eef4fb;
    outline: none;
}
.hero-slider:focus-visible {
    box-shadow: inset 0 0 0 2px var(--hero-blue);
}
.hero-slider-track {
    display: flex;
    width: 100%;
    height: 100%;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}
.hero-slide {
    position: relative;
    flex: 0 0 100%;
    width: 100%;
    height: 100%;
    background-color: #e8f1fb;
    background-repeat: no-repeat;
    background-position: right center;
    background-size: cover;
}
.hero-slide::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(255, 255, 255, 0.94) 0%, rgba(255, 255, 255, 0.78) 34%, rgba(255, 255, 255, 0.28) 62%, rgba(255, 255, 255, 0) 100%);
    pointer-events: none;
}
.hero-slider .container {
    height: 100%;
    padding-left: 84px;
    padding-right: 24px;
}
.hero-slide-inner {
    position: relative;
    z-index: 1;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    max-width: 620px;
    padding-top: 28px;
    padding-bottom: 72px;
}
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    align-self: flex-start;
    margin-bottom: 18px;
    padding: 6px 14px 6px 10px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid rgba(226, 232, 240, 0.9);
    box-shadow: 0 6px 18px rgba(15, 23, 42, 0.06);
    color: #334155;
    font-size: 13px;
    font-weight: 600;
    line-height: 1.4;
}
.hero-badge-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #ef4444;
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.16);
    flex: none;
}
.hero-slide .hero-title {
    margin: 0 0 18px;
    max-width: 640px;
    color: #0f172a;
    font-size: 60px;
    font-weight: 900;
    font-style: italic;
    line-height: 1.05;
    letter-spacing: -0.045em;
}
.hero-accent {
    color: var(--hero-blue);
}
.hero-slide .hero-subtitle {
    margin: 0 0 28px;
    max-width: 520px;
    color: #475569;
    font-size: 16px;
    font-weight: 500;
    font-style: normal;
    line-height: 1.75;
}
.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}
.hero-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 52px;
    padding: 14px 28px;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 700;
    line-height: 1.2;
    border: 1px solid transparent;
    transition: var(--transition);
}
.hero-btn-primary {
    background: var(--hero-blue);
    color: #fff;
    box-shadow: 0 10px 24px rgba(37, 99, 235, 0.22);
}
a.hero-btn-primary:hover {
    background: var(--hero-blue-dark);
    color: #fff;
    transform: translateY(-1px);
}
.hero-btn-light {
    background: rgba(255, 255, 255, 0.92);
    color: #1e293b;
    border-color: #e2e8f0;
    box-shadow: 0 4px 14px rgba(15, 23, 42, 0.06);
}
a.hero-btn-light:hover {
    background: #fff;
    color: var(--hero-blue);
    border-color: #bfdbfe;
}
.hero-btn-ghost {
    background: transparent;
    color: #334155;
    border-color: #cbd5e1;
}
a.hero-btn-ghost:hover {
    color: var(--hero-blue-dark);
    border-color: #60a5fa;
    background: rgba(255, 255, 255, 0.55);
}
.hero-arrow {
    position: absolute;
    top: 50%;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 46px;
    height: 46px;
    margin-top: -23px;
    border: 1px solid rgba(226, 232, 240, 0.95);
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.92);
    color: #0f172a;
    box-shadow: 0 8px 22px rgba(15, 23, 42, 0.1);
    cursor: pointer;
    transition: var(--transition);
}
.hero-arrow svg {
    width: 22px;
    height: 22px;
}
.hero-arrow-prev { left: 22px; }
.hero-arrow-next { right: 22px; }
.hero-arrow:hover {
    color: var(--hero-blue);
    border-color: #bfdbfe;
    transform: translateY(-1px);
}
.hero-dots {
    position: absolute;
    left: 50%;
    bottom: 22px;
    z-index: 2;
    display: flex;
    gap: 10px;
    transform: translateX(-50%);
}
.hero-dot {
    width: 10px;
    height: 10px;
    padding: 0;
    border: 0;
    border-radius: 999px;
    background: rgba(37, 99, 235, 0.22);
    cursor: pointer;
}
.hero-dot.is-active {
    background: var(--hero-blue);
}
.hero-dot:focus-visible,
.hero-arrow:focus-visible {
    outline: 2px solid var(--hero-blue);
    outline-offset: 3px;
}

/* ============================================
   通用 Section
   ============================================ */
.section { padding: 80px 0; }
.section-title {
    font-size: 32px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 56px;
    color: var(--primary);
    position: relative;
}
.section-title::after {
    content: '';
    display: block;
    width: 48px;
    height: 3px;
    background: var(--accent);
    margin: 16px auto 0;
    border-radius: 2px;
}

/* ============================================
   核心优势
   ============================================ */
.advantages-section { background: var(--bg); }
.advantages-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}
.advantage-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 40px 32px;
    text-align: center;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    transition: var(--transition);
}
.advantage-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 40px rgba(10, 36, 99, 0.12);
}
.advantage-icon { font-size: 40px; margin-bottom: 20px; }
.advantage-card h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 12px;
}
.advantage-card p {
    font-size: 15px;
    color: var(--text-light);
    line-height: 1.8;
}

/* ============================================
   产品系列
   ============================================ */
.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}
.product-card {
    display: block;
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    transition: var(--transition);
    color: var(--text);
}
.product-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 48px rgba(10, 36, 99, 0.15);
    border-color: var(--accent);
    color: var(--text);
}
.product-thumb {
    height: 200px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}
.product-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.product-info { padding: 24px; }
.product-info h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 8px;
}
.product-info p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.6;
}

/* ============================================
   新闻动态
   ============================================ */
.news-section { background: var(--bg); }
.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}
.news-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 32px;
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    transition: var(--transition);
}
.news-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 36px rgba(10, 36, 99, 0.1);
}
.news-date {
    font-size: 13px;
    color: var(--text-light);
    font-weight: 500;
}
.news-card h3 {
    margin: 12px 0;
    font-size: 18px;
    line-height: 1.4;
}
.news-card h3 a { color: var(--primary); }
.news-card h3 a:hover { color: var(--accent); }
.news-card p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.7;
}

/* ============================================
   转化入口 CTA
   ============================================ */
.cta-section {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: var(--white);
    text-align: center;
    padding: 80px 0;
}
.cta-inner h2 {
    font-size: 34px;
    font-weight: 800;
    margin-bottom: 16px;
}
.cta-inner p {
    font-size: 17px;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 32px;
}

/* ============================================
   内容区域 & 侧边栏
   ============================================ */
.content-area {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 48px;
    padding: 60px 24px;
}
.page-title {
    font-size: 28px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 32px;
    padding-bottom: 16px;
    border-bottom: 2px solid var(--border);
}
.post-item {
    padding: 24px 0;
    border-bottom: 1px solid var(--border);
}
.post-item h2 { font-size: 20px; margin-bottom: 8px; }
.post-meta { font-size: 13px; color: var(--text-light); }
.post-excerpt { margin-top: 12px; color: var(--text-light); }

/* ============================================
   产品详情页
   ============================================ */
.single-product .product-header {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
    align-items: center;
}
.product-detail-thumb {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    border-radius: var(--radius);
    overflow: hidden;
}
.product-detail-info h1 {
    font-size: 32px;
    color: var(--primary);
    margin-bottom: 16px;
}
.product-content {
    border-top: 1px solid var(--border);
    padding-top: 40px;
}
.product-content h2 {
    font-size: 24px;
    color: var(--primary);
    margin-bottom: 24px;
}

/* ============================================
   联系表单
   ============================================ */
.contact-form {
    max-width: 600px;
    margin: 0 auto 48px;
}
.form-group { margin-bottom: 20px; }
.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 8px;
    font-size: 14px;
    color: var(--primary);
}
.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 15px;
    font-family: inherit;
    transition: var(--transition);
}
.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(62, 146, 204, 0.15);
}

/* ============================================
   底部
   ============================================ */
.site-footer {
    background: #0b1220;
    color: rgba(226, 232, 240, 0.78);
    padding: 64px 0 0;
}
.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 0.8fr 0.8fr 1.1fr;
    gap: 40px;
    padding-bottom: 48px;
}
.footer-logo {
    color: #fff;
    font-size: 32px;
    font-weight: 900;
    letter-spacing: 0.04em;
    margin-bottom: 16px;
}
.footer-brand p,
.footer-contact-card p {
    font-size: 14px;
    line-height: 1.8;
}
.footer-col h4,
.footer-contact-card strong {
    color: #fff;
    margin-bottom: 16px;
    font-size: 15px;
}
.footer-menu { list-style: none; }
.footer-menu li { margin-bottom: 10px; }
.footer-menu a,
.footer-menu span {
    color: rgba(226, 232, 240, 0.72);
    font-size: 14px;
}
.footer-menu a:hover { color: #fff; }
.footer-contact-card {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 18px;
    padding: 22px;
}
.footer-contact-card strong { display: block; }
.footer-qr img,
.consult-qr img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}
.footer-qr,
.consult-qr {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 88px;
    height: 88px;
    margin: 12px 0;
    border-radius: 8px;
    background: #fff;
    color: #64748b;
    font-size: 12px;
    text-align: center;
}
.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 18px 24px 22px;
    text-align: center;
    font-size: 13px;
}

/* ============================================
   首页后续区块
   ============================================ */
.home-block { padding: 72px 0; }
.home-kicker {
    margin-bottom: 8px;
    color: #2563eb;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.18em;
    text-transform: uppercase;
}
.home-title {
    color: #0f172a;
    font-size: 36px;
    font-weight: 900;
    letter-spacing: -0.03em;
    line-height: 1.2;
}
.home-head { text-align: center; margin-bottom: 40px; }
.home-head .home-title { text-align: center; }
.home-icon { width: 26px; height: 26px; display: block; }

.finder-block { padding-top: 64px; }
.finder-grid,
.why-grid,
.series-grid,
.solution-grid {
    display: grid;
    gap: 18px;
}
.finder-grid { grid-template-columns: repeat(4, 1fr); }
.finder-card,
.why-card,
.dev-card,
.series-card,
.story-card {
    border-radius: 22px;
}
.finder-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-height: 280px;
    padding: 32px 22px 26px;
    text-align: center;
    border: 1px solid transparent;
}
.finder-card h3,
.why-card h3,
.dev-card h3,
.series-card h3 {
    margin: 16px 0 10px;
    color: #0f172a;
    font-size: 20px;
}
.finder-card p,
.why-card p,
.dev-card p,
.series-card p {
    color: #64748b;
    font-size: 14px;
    line-height: 1.7;
}
.finder-icon,
.why-icon,
.dev-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 58px;
    height: 58px;
    border-radius: 16px;
}
.finder-more { margin-top: auto; padding-top: 18px; font-size: 14px; font-weight: 700; }
.finder-violet { background: #f6f3ff; border-color: #ece7ff; }
.finder-violet .finder-icon { background: #efe9ff; color: #7c3aed; }
.finder-violet .finder-more { color: #7c3aed; }
.finder-blue { background: #f3f7ff; border-color: #e4edff; }
.finder-blue .finder-icon { background: #e7efff; color: #2563eb; }
.finder-blue .finder-more { color: #2563eb; }
.finder-green { background: #f3fbf6; border-color: #e3f6ea; }
.finder-green .finder-icon { background: #e7f8ee; color: #16a34a; }
.finder-green .finder-more { color: #16a34a; }
.finder-amber { background: #fff8f1; border-color: #ffedd9; }
.finder-amber .finder-icon { background: #fff1e4; color: #ea580c; }
.finder-amber .finder-more { color: #ea580c; }
a.finder-card,
a.series-card,
a.solution-card,
a.story-card,
a.dev-card { color: inherit; text-decoration: none; }
a.finder-card:hover,
a.series-card:hover,
a.story-card:hover,
a.dev-card:hover,
a.solution-card:hover { transform: translateY(-3px); }

.why-grid { grid-template-columns: repeat(3, 1fr); }
.why-card {
    padding: 42px 28px 36px;
    background: #f8fafc;
    text-align: center;
}
.why-icon {
    margin: 0 auto 8px;
    background: #fff;
    color: #2563eb;
    box-shadow: 0 8px 20px rgba(15, 23, 42, 0.06);
}

.series-block,
.news-hub { background: #f8fafc; }
.series-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 24px;
    margin-bottom: 28px;
}
.series-pills { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; }
.series-pill,
.series-more {
    display: inline-flex;
    align-items: center;
    min-height: 36px;
    padding: 0 14px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 700;
}
.series-pill { background: #fff; border: 1px solid #e2e8f0; color: #334155; }
.series-pill.is-active { background: #2563eb; border-color: #2563eb; color: #fff; }
.series-more { min-height: 0; padding: 0; background: transparent; color: #2563eb; }
.series-grid { grid-template-columns: repeat(3, 1fr); }
.series-card {
    display: flex;
    flex-direction: column;
    min-height: 250px;
    padding: 26px 24px 18px;
    background: #fff;
    border: 1px solid #e8eef5;
}
.series-card-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; }
.series-card-top h3 { margin-top: 0; }
.series-badge {
    flex: none;
    padding: 3px 8px;
    border-radius: 8px;
    background: #eef4ff;
    color: #3b82f6;
    font-size: 12px;
    font-weight: 700;
}
.series-model {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    margin-top: auto;
    padding-top: 22px;
    color: #64748b;
    font-size: 14px;
}
.series-model strong { color: #0f172a; font-weight: 700; }
.series-detail {
    display: flex;
    justify-content: space-between;
    margin-top: 16px;
    padding-top: 14px;
    border-top: 1px solid #e8eef5;
    color: #2563eb;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.08em;
}

.solution-grid { grid-template-columns: repeat(4, 1fr); }
.solution-card {
    position: relative;
    display: flex;
    align-items: flex-end;
    min-height: 340px;
    overflow: hidden;
    border-radius: 22px;
    background-position: center;
    background-size: cover;
    color: #fff;
}
.solution-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(15, 23, 42, 0.05) 20%, rgba(15, 23, 42, 0.78) 100%);
}
.solution-industry { background-color: #1e3a5f; background-image: linear-gradient(160deg, #24507a, #10243d); }
.solution-auto { background-color: #12343a; background-image: linear-gradient(160deg, #1d5964, #0d242c); }
.solution-aiot { background-color: #2a2458; background-image: linear-gradient(160deg, #3a3480, #171433); }
.solution-led { background-color: #12324e; background-image: linear-gradient(160deg, #1c5878, #0d2233); }
.solution-card-body { position: relative; z-index: 1; padding: 22px; }
.solution-card h3 { margin-bottom: 8px; font-size: 22px; color: #fff; }
.solution-card p { margin-bottom: 16px; color: rgba(255, 255, 255, 0.86); font-size: 13px; line-height: 1.6; }
.solution-btn {
    display: inline-flex;
    align-items: center;
    min-height: 34px;
    padding: 0 14px;
    border-radius: 999px;
    background: #fff;
    color: #0f172a;
    font-size: 13px;
    font-weight: 700;
}

.news-columns { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.news-column-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 14px;
}
.news-column-head h3 { font-size: 18px; color: #0f172a; }
.story-card {
    display: block;
    margin-bottom: 16px;
    overflow: hidden;
    background: #fff;
    border: 1px solid #e8eef5;
}
.story-thumb { height: 168px; background-size: cover; background-position: center; }
.story-a { background-image: linear-gradient(135deg, #1d4ed8, #0f172a); }
.story-b { background-image: linear-gradient(135deg, #0f766e, #134e4a); }
.story-c { background-image: linear-gradient(135deg, #1e40af, #312e81); }
.story-d { background-image: linear-gradient(135deg, #0369a1, #164e63); }
.story-e { background-image: linear-gradient(135deg, #1e3a8a, #0f172a); }
.story-f { background-image: linear-gradient(135deg, #334155, #0f172a); }
.story-body { padding: 16px 16px 18px; }
.story-cat { color: #64748b; font-size: 12px; }
.story-body h4 { margin: 8px 0; color: #0f172a; font-size: 16px; line-height: 1.5; }
.story-body time { color: #94a3b8; font-size: 13px; }

.dev-layout {
    display: grid;
    grid-template-columns: 0.85fr 1.15fr;
    gap: 36px;
    align-items: center;
}
.dev-copy p { max-width: 460px; margin: 16px 0 28px; color: #64748b; line-height: 1.8; }
.dev-enter {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    min-height: 48px;
    padding: 0 22px;
    border-radius: 12px;
    background: #2563eb;
    color: #fff;
    font-weight: 800;
}
.dev-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.dev-card { padding: 26px 22px 22px; background: #fff; border: 1px solid #e8eef5; box-shadow: 0 10px 30px rgba(15, 23, 42, 0.04); }
.dev-card h3 { margin-top: 14px; }
.dev-blue .dev-icon { background: #eaf1ff; color: #2563eb; }
.dev-green .dev-icon { background: #e9f8ef; color: #16a34a; }
.dev-amber .dev-icon { background: #fff3e8; color: #ea580c; }
.dev-slate .dev-icon { background: #eef2f7; color: #475569; }

.consult-wrap { padding: 20px 0 80px; }
.consult-panel {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    overflow: hidden;
    border-radius: 28px;
    background: #fff;
    box-shadow: 0 20px 50px rgba(15, 23, 42, 0.08);
}
.consult-aside {
    padding: 42px 36px;
    background: #1d4ed8;
    color: #fff;
}
.consult-aside h2 { margin-bottom: 16px; font-size: 36px; line-height: 1.25; color: #fff; }
.consult-aside > p { margin-bottom: 28px; color: rgba(255, 255, 255, 0.86); line-height: 1.8; }
.consult-wechat { padding-top: 18px; border-top: 1px solid rgba(255, 255, 255, 0.2); }
.consult-wechat-title,
.consult-wechat-row { display: flex; gap: 14px; }
.consult-wechat-title { align-items: center; margin-bottom: 16px; }
.consult-wechat-title span,
.consult-wechat-row p { color: rgba(255, 255, 255, 0.82); font-size: 13px; }
.consult-wechat-title strong { display: block; color: #fff; font-size: 16px; }
.consult-chat {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.14);
}
.consult-chat .home-icon { width: 20px; height: 20px; }
.consult-form { display: flex; flex-direction: column; gap: 14px; padding: 32px; }
.consult-form label { display: flex; flex-direction: column; gap: 8px; color: #334155; font-size: 14px; font-weight: 700; }
.consult-form input,
.consult-form textarea {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    background: #f8fafc;
    font: inherit;
    font-weight: 500;
}
.consult-row,
.consult-captcha-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.consult-captcha-row { align-items: end; grid-template-columns: 1fr auto auto; }
.consult-code {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 92px;
    height: 46px;
    border-radius: 10px;
    background: #e2e8f0;
    color: #334155;
    font-weight: 800;
    letter-spacing: 0.12em;
}
.consult-submit {
    height: 46px;
    padding: 0 22px;
    border: 0;
    border-radius: 10px;
    background: #2563eb;
    color: #fff;
    font-weight: 800;
    cursor: pointer;
}

/* ============================================
   响应式
   ============================================ */
@media (max-width: 1024px) {
    .advantages-grid,
    .products-grid,
    .news-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .finder-grid,
    .solution-grid,
    .why-grid,
    .series-grid { grid-template-columns: repeat(2, 1fr); }
    .news-columns { grid-template-columns: 1fr; }
    .dev-layout,
    .consult-panel { grid-template-columns: 1fr; }
    .series-head { align-items: flex-start; flex-direction: column; gap: 18px; }
    .content-area { grid-template-columns: 1fr; }
    .hero-slider { height: 520px; }
    .hero-slide .hero-title { font-size: 46px; }
}

@media (max-width: 768px) {
    .menu-toggle { display: block; }
    .main-nav { display: none; position: absolute; top: 96px; left: 0; right: 0; background: var(--white); border-bottom: 1px solid var(--border); padding: 20px; }
    .main-nav.active { display: block; }
    .nav-menu { flex-direction: column; gap: 16px; }

    .advantages-grid,
    .products-grid,
    .news-grid { grid-template-columns: 1fr; }
    .footer-grid,
    .finder-grid,
    .why-grid,
    .series-grid,
    .solution-grid,
    .news-columns,
    .dev-grid { grid-template-columns: 1fr; }
    .consult-row,
    .consult-captcha-row { grid-template-columns: 1fr; }
    .home-title { font-size: 28px; }
    .single-product .product-header { grid-template-columns: 1fr; }

    .hero-slider { height: 540px; }
    .hero-slide::before {
        background: linear-gradient(180deg, rgba(255, 255, 255, 0.94) 0%, rgba(255, 255, 255, 0.86) 58%, rgba(255, 255, 255, 0.45) 100%);
    }
    .hero-slider .container {
        padding-left: 20px;
        padding-right: 20px;
    }
    .hero-slide-inner {
        max-width: none;
        padding-top: 36px;
        padding-bottom: 84px;
    }
    .hero-slide .hero-title { font-size: 34px; letter-spacing: -0.03em; }
    .hero-slide .hero-subtitle { font-size: 15px; }
    .hero-arrow {
        top: auto;
        bottom: 14px;
        width: 36px;
        height: 36px;
        margin-top: 0;
    }
    .hero-arrow svg { width: 18px; height: 18px; }
    .hero-arrow-prev { left: 14px; }
    .hero-arrow-next { right: 14px; }
    .hero-btn { min-height: 46px; padding: 12px 18px; font-size: 15px; }
    .section { padding: 56px 0; }
    .section-title { font-size: 26px; }
}

/* ============================================
   全局标题加粗 — 黑体风格
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-weight: 800;
    letter-spacing: -0.02em;
}

/* 各区块标题再强化 */
.section-title {
    font-weight: 900;
}

.hero-slide .hero-title {
    font-weight: 900;
}

@media (prefers-reduced-motion: reduce) {
    .hero-slider-track { transition: none; }
}

.advantage-card h3,
.product-info h3,
.news-card h3 {
    font-weight: 800;
}

/* ============================================
   首页：左右分栏首屏 + 素色内容区
   ============================================ */
.hero-slider {
    height: 383px;
    background: #0c2348;
}
.hero-slide {
    background: #0c2348;
}
.hero-slide::before { display: none; }
.hero-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    height: 100%;
}
.hero-copy {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 48px 56px 56px 7vw;
    color: #fff;
}
.hero-slide .hero-title {
    max-width: 520px;
    margin: 0 0 22px;
    color: #fff;
    font-size: 40px;
    font-style: normal;
    font-weight: 700;
    letter-spacing: 0;
    line-height: 1.25;
}
.hero-points {
    margin: 0 0 28px 1.15em;
    color: #fff;
    font-size: 16px;
    line-height: 1.7;
}
.hero-points li { margin: 6px 0; }
.hero-cta {
    align-self: flex-start;
    display: inline-flex;
    align-items: center;
    min-height: 42px;
    padding: 0 22px;
    background: #ffd100;
    color: #1a1a1a;
    font-size: 15px;
    font-weight: 700;
    border-radius: 2px;
}
a.hero-cta:hover { background: #f0c400; color: #1a1a1a; }
a.hero-cta.is-hot,
a.hero-cta.is-hot:hover { color: #e10600; }
.hero-visual {
    background-color: #d7e3f0;
    background-position: center;
    background-size: cover;
}
.hero-dot { background: rgba(255, 255, 255, 0.45); box-shadow: 0 0 0 1px rgba(15, 23, 42, 0.15); }
.hero-dot.is-active { background: #fff; }

.plain-block { padding: 42px 0 28px; background: #fff; }
#products { background: #f6f8fb; }
.plain-muted { background: #f4f7fb; }
.plain-head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 22px;
}
.plain-head h2,
.eco-title,
.sales-copy h2 {
    color: #16325c;
    font-size: 26px;
    font-weight: 700;
    letter-spacing: 0;
}
.plain-more { color: #2f6fed; font-size: 14px; }
.latest-products {
    display: grid;
    grid-template-columns: 1fr 1fr;
    column-gap: 64px;
    row-gap: 22px;
}
.latest-product h3 {
    margin-bottom: 6px;
    color: #1e3a5f;
    font-size: 16px;
    font-weight: 700;
}
.latest-product p {
    color: #64748b;
    font-size: 14px;
    line-height: 1.7;
}
a.latest-product,
a.training-card,
a.eco-item { color: inherit; text-decoration: none; }

.training-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px 18px;
}
.training-card h3 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-height: 2.9em;
    margin: 10px 0 6px;
    color: #1e293b;
    font-size: 15px;
    font-weight: 700;
    line-height: 1.45;
}
.training-card p { color: #94a3b8; font-size: 13px; line-height: 1.5; }
.training-thumb {
    height: 132px;
    border-radius: 2px;
    background-color: #eef3f8;
    background-position: center;
    background-repeat: no-repeat;
    background-size: contain;
}
.training-a { background-image: linear-gradient(135deg, #1e3a5f, #3b82f6); }
.training-b { background-image: linear-gradient(135deg, #0f3d4c, #14b8a6); }
.training-c { background-image: linear-gradient(135deg, #3f2d12, #f59e0b); }
.training-d { background-image: linear-gradient(135deg, #1e293b, #64748b); }
.training-e { background-image: linear-gradient(135deg, #312e81, #6366f1); }
.training-f { background-image: linear-gradient(135deg, #134e4a, #22c55e); }

.eco-block { padding-top: 36px; padding-bottom: 28px; }
.eco-title { margin-bottom: 28px; }
.eco-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
    text-align: center;
}
.eco-item { color: #334155; font-size: 15px; font-weight: 600; }
.eco-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 84px;
    height: 84px;
    margin: 0 auto 12px;
    border-radius: 50%;
    background: #fff;
}
.eco-icon .home-icon { width: 34px; height: 34px; }
.eco-pink { color: #db2777; }
.eco-gold { color: #d97706; }
.eco-green { color: #16a34a; }
.eco-blue { color: #2563eb; }

.docs-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
}
.doc-list { list-style: none; }
.doc-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 14px;
    color: #334155;
    font-size: 15px;
}
.doc-mark { flex: none; color: #64748b; }
.doc-mark .home-icon { width: 18px; height: 18px; }
.doc-list a { color: #334155; }
.doc-list a:hover { color: #2563eb; }

.sales-block {
    padding: 36px 0 40px;
    background: #fff;
    border-top: 1px solid #e5e7eb;
}
.sales-inner {
    position: relative;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 36px;
    align-items: center;
    min-height: 168px;
}
.sales-copy { padding-right: 148px; }
.sales-copy p { margin-top: 8px; color: #64748b; font-size: 14px; line-height: 1.7; }
.sales-phone { color: #334155; }
.sales-qr {
    position: absolute;
    top: 50%;
    left: 50%;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 128px;
    height: 128px;
    transform: translate(-100%, -50%);
    background: #fff;
    border: 1px solid #e5e7eb;
}
.sales-qr img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}
.sales-qr span {
    color: #94a3b8;
    font-size: 13px;
}
.sales-form {
    display: flex;
    flex-direction: column;
    gap: 14px;
}
.sales-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}
.sales-row-action {
    grid-template-columns: 1fr 1fr auto;
    align-items: end;
}
.sales-form label {
    display: flex;
    flex-direction: column;
    gap: 6px;
    color: #475569;
    font-size: 13px;
    font-weight: 700;
}
.sales-form input {
    width: 100%;
    height: 40px;
    padding: 0 10px;
    border: 1px solid #d6dbe3;
    border-radius: 2px;
    background: #fff;
    font: inherit;
    font-weight: 500;
}
.sales-submit {
    height: 40px;
    padding: 0 22px;
    border: 1px solid #1e3a5f;
    border-radius: 2px;
    background: #fff;
    color: #1e3a5f;
    font-weight: 700;
    cursor: pointer;
}
.sales-submit:hover { background: #f8fafc; }

/* ============================================
   产品中心
   ============================================ */
.pc-banner {
    background: #0c2348;
    color: #fff;
}
.pd-banner { background: #1e5a94; }
.pc-banner-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 36px;
    padding: 46px 24px 42px;
}
.pc-crumb {
    margin: 0 0 10px;
    color: rgba(255, 255, 255, 0.72);
    font-size: 13px;
}
.pc-crumb a { color: inherit; }
.pc-crumb a:hover { color: #fff; }
.pc-banner h1 {
    margin: 0 0 12px;
    color: #fff;
    font-size: 40px;
    font-weight: 700;
    letter-spacing: 0;
    line-height: 1.2;
}
.pc-banner-copy p {
    max-width: 640px;
    margin: 0;
    color: rgba(255, 255, 255, 0.88);
    font-size: 15px;
    line-height: 1.7;
}
.pc-banner-actions {
    display: flex;
    flex-shrink: 0;
    gap: 12px;
}
.pc-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 148px;
    height: 46px;
    padding: 0 18px;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 700;
}
.pc-btn-light { background: #fff; color: #0c2348; }
.pc-btn-light:hover { background: #f8fafc; color: #0c2348; }
.pc-btn-yellow { background: #ffd100; color: #1a1a1a; }
.pc-btn-yellow:hover { background: #f0c400; color: #1a1a1a; }
.pc-brief {
    background: #f4f7fb;
    padding: 22px 0;
}
.pc-brief h2 {
    margin: 0 0 8px;
    color: #16325c;
    font-size: 16px;
    font-weight: 700;
}
.pc-brief ul {
    margin: 0;
    padding-left: 1.2em;
    color: #475569;
    font-size: 14px;
    line-height: 1.8;
}
.pc-catalog { padding: 28px 0 56px; background: #fff; }
.pc-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 22px;
}
.pc-filter {
    height: 36px;
    padding: 0 14px;
    border: 1px solid #d6dbe3;
    border-radius: 4px;
    background: #fff;
    color: #334155;
    font: inherit;
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
}
.pc-filter:hover { border-color: #2563eb; color: #1d4ed8; }
.pc-filter.is-active {
    border-color: #1d4ed8;
    background: #1d4ed8;
    color: #fff;
}
.pc-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
}
.pc-card[hidden] { display: none; }
.pc-card {
    display: flex;
    flex-direction: column;
    min-width: 0;
    padding: 14px 14px 16px;
    border: 1px solid #e6ebf2;
    border-radius: 12px;
    background: #fff;
    color: inherit;
}
.pc-card:hover { border-color: #bfdbfe; box-shadow: 0 8px 24px rgba(15, 23, 42, 0.06); }
.pc-visual {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 148px;
    margin-bottom: 14px;
    border-radius: 8px;
    background: #f3f6fb center / contain no-repeat;
    color: #94a3b8;
    font-size: 13px;
    font-weight: 700;
    text-align: center;
    padding: 12px;
}
.pc-card h3 {
    margin: 0 0 8px;
    color: #16325c;
    font-size: 16px;
    font-weight: 700;
    line-height: 1.4;
}
.pc-card p {
    margin: 0 0 10px;
    color: #64748b;
    font-size: 13px;
    line-height: 1.6;
}
.pc-series {
    align-self: flex-start;
    margin-top: auto;
    padding: 2px 8px;
    border-radius: 99px;
    background: #eef2ff;
    color: #1d4ed8;
    font-size: 12px;
}
.pc-detail {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 36px;
    margin-top: 12px;
    border-radius: 8px;
    background: #f4f7fb;
    color: #16325c;
    font-size: 14px;
    font-weight: 700;
}
a.pc-card:hover .pc-detail { background: #e8eef8; }
.pc-empty {
    margin: 28px 0 0;
    color: #64748b;
    text-align: center;
}

.chipcore-hp { display: none; }
#consult { scroll-margin-top: 110px; }
.screen-reader-text {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

.nw-banner { background: #f4f7fb; padding: 36px 0 28px; }
.nw-crumb { margin: 0 0 12px; color: #64748b; font-size: 13px; }
.nw-crumb a { color: inherit; }
.nw-banner-row {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 24px;
}
.nw-banner h1 {
    margin: 0 0 8px;
    color: #16325c;
    font-size: 36px;
    font-weight: 700;
}
.nw-banner p { margin: 0; color: #64748b; }
.nw-search input {
    width: 280px;
    height: 42px;
    padding: 0 14px;
    border: 1px solid #d6dbe3;
    border-radius: 999px;
    background: #fff;
    font: inherit;
}
.nw-list { padding: 8px 0 56px; background: #fff; }
.nw-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 28px;
    margin-bottom: 22px;
    border-bottom: 1px solid #e5e7eb;
}
.nw-filter {
    margin-bottom: -1px;
    padding: 12px 0;
    border: 0;
    border-bottom: 2px solid transparent;
    background: transparent;
    color: #64748b;
    font: inherit;
    font-weight: 700;
    cursor: pointer;
}
.nw-filter.is-active { color: #1d4ed8; border-bottom-color: #1d4ed8; }
.nw-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}
.nw-card {
    display: flex;
    flex-direction: column;
    min-width: 0;
    overflow: hidden;
    border: 1px solid #e6ebf2;
    border-radius: 14px;
    background: #fff;
    color: inherit;
}
.nw-card[hidden] { display: none; }
.nw-card:hover { box-shadow: 0 8px 24px rgba(15, 23, 42, 0.06); }
.nw-visual {
    position: relative;
    height: 168px;
    background: #dbe7f5 center / cover no-repeat;
}
.nw-tone-product { background: linear-gradient(160deg, #1e3a5f, #60a5fa); }
.nw-tone-tech { background: linear-gradient(160deg, #0f3d3e, #2dd4bf); }
.nw-tone-industry { background: linear-gradient(160deg, #3f2a12, #f59e0b); }
.nw-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    padding: 3px 8px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.92);
    color: #16325c;
    font-size: 12px;
    font-weight: 700;
}
.nw-body {
    display: flex;
    flex: 1;
    flex-direction: column;
    padding: 16px 16px 14px;
}
.nw-body h3 {
    margin: 0 0 8px;
    color: #16325c;
    font-size: 16px;
    font-weight: 700;
    line-height: 1.45;
}
.nw-body p {
    margin: 0 0 16px;
    color: #64748b;
    font-size: 14px;
    line-height: 1.6;
}
.nw-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: auto;
    color: #94a3b8;
    font-size: 13px;
}
.nw-empty { margin: 28px 0 0; color: #64748b; text-align: center; }

.ct-wrap { padding: 28px 0 64px; background: #fff; }
.ct-card {
    display: grid;
    grid-template-columns: 340px 1fr;
    overflow: hidden;
    border: 1px solid #e6ebf2;
    border-radius: 12px;
    background: #fff;
}
.ct-side {
    background: #f4f7fb;
    color: #16325c;
}
.ct-block {
    padding: 22px 24px;
}
.ct-block + .ct-block { border-top: 1px solid #e2e8f0; }
.ct-block h2 {
    margin: 0 0 6px;
    color: #16325c;
    font-size: 18px;
    font-weight: 700;
}
.ct-block > p {
    margin: 0 0 14px;
    color: #64748b;
    font-size: 14px;
    line-height: 1.6;
}
.ct-contact {
    display: flex;
    align-items: flex-start;
    gap: 18px;
}
.ct-label {
    margin: 0 0 6px;
    color: #64748b;
    font-size: 13px;
    font-weight: 700;
}
.ct-phone {
    margin: 0;
    color: #16325c;
    font-size: 18px;
    font-weight: 700;
    line-height: 1.4;
}
.ct-qr {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 96px;
    height: 96px;
    background: #fff;
    border: 1px solid #e6ebf2;
    color: #94a3b8;
    font-size: 12px;
    text-align: center;
}
.ct-qr img { width: 100%; height: 100%; object-fit: contain; }
.ct-support {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 36px;
    padding: 0 16px;
    border-radius: 8px;
    background: #1d4ed8;
    color: #fff;
    font-size: 14px;
    font-weight: 700;
}
.ct-support:hover { background: #1e40af; color: #fff; }
.ct-form {
    display: flex;
    flex-direction: column;
    gap: 14px;
    padding: 32px;
}
.ct-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.ct-form label {
    display: flex;
    flex-direction: column;
    gap: 6px;
    color: #334155;
    font-size: 13px;
    font-weight: 700;
}
.ct-form input,
.ct-form textarea {
    width: 100%;
    border: 1px solid #d6dbe3;
    border-radius: 8px;
    background: #fff;
    font: inherit;
    font-weight: 500;
}
.ct-form input { height: 42px; padding: 0 12px; }
.ct-form textarea { min-height: 120px; padding: 10px 12px; resize: vertical; }
.ct-submit {
    align-self: flex-start;
    height: 42px;
    padding: 0 22px;
    border: 0;
    border-radius: 999px;
    background: #2563eb;
    color: #fff;
    font-weight: 700;
    cursor: pointer;
}
.ct-submit:hover { background: #1d4ed8; }

.inquiry-notice {
    margin: 0 0 12px;
    padding: 10px 12px;
    border-radius: 6px;
    font-size: 14px;
    line-height: 1.5;
}
.inquiry-notice.is-ok { background: #ecfdf3; color: #166534; }
.inquiry-notice.is-fail { background: #fef2f2; color: #991b1b; }

.res-page { padding: 28px 0 64px; background: #fff; }
.res-page h2 {
    margin: 28px 0 14px;
    color: #16325c;
    font-size: 22px;
    font-weight: 700;
}
.res-lead { margin: -6px 0 14px; color: #64748b; font-size: 14px; }
.sol-body { max-width: 860px; }
.sol-body p,
.sol-body li {
    color: #334155;
    font-size: 16px;
    line-height: 1.85;
}
.sol-body ul { margin: 0 0 16px; padding-left: 1.4em; }
.sol-body img {
    display: block;
    max-width: 100%;
    height: auto;
    margin: 16px 0;
}
.sol-back { margin: 28px 0 0; }
.sol-back a { color: #1d4ed8; font-weight: 700; }
.res-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}
.board-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}
.res-card,
.board-card {
    padding: 18px 18px 16px;
    border: 1px solid #e6ebf2;
    border-radius: 10px;
    background: #fff;
}
.res-card h3,
.board-card h3 {
    margin: 0 0 8px;
    color: #16325c;
    font-size: 16px;
    font-weight: 700;
}
.res-card p,
.board-card p {
    margin: 0 0 8px;
    color: #64748b;
    font-size: 14px;
    line-height: 1.6;
}
.res-meta { color: #94a3b8; font-size: 13px; }
.res-download {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 88px;
    height: 34px;
    margin-top: 8px;
    padding: 0 14px;
    border: 1px solid #1e3a5f;
    border-radius: 4px;
    color: #1e3a5f;
    font-size: 14px;
    font-weight: 700;
}
a.res-download:hover { background: #f8fafc; color: #1e3a5f; }
.res-download.is-wait {
    border-color: #e5e7eb;
    color: #94a3b8;
}
.file-list { margin: 8px 0 0; padding: 0; list-style: none; }
.file-list li {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    padding: 18px 0;
    border-bottom: 1px solid #e6ebf2;
}
.file-list h2 {
    margin: 0 0 6px;
    font-size: 18px;
}
.file-list p { margin: 0; color: #64748b; font-size: 14px; line-height: 1.6; }
.file-list .res-download { flex-shrink: 0; margin-top: 0; }
.pd-files {
    display: flex;
    flex-shrink: 0;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: flex-end;
}
.file-list a.file-row {
    display: flex;
    flex: 1;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    width: 100%;
    color: inherit;
}
.file-list a.file-row:hover h2 { color: #1d4ed8; }
.doc-article { max-width: 760px; }
.doc-lead {
    margin: 0 0 8px;
    color: #334155;
    font-size: 16px;
    line-height: 1.7;
}
.doc-article h2 {
    margin: 28px 0 8px;
    font-size: 20px;
}
.doc-article p {
    margin: 0;
    color: #334155;
    font-size: 15px;
    line-height: 1.8;
}
.doc-article img {
    display: block;
    width: min(100%, 720px);
    margin: 14px 0;
    border-radius: 8px;
}
.doc-article pre {
    margin: 10px 0 14px;
    padding: 12px 14px;
    overflow-x: auto;
    border-radius: 6px;
    background: #f4f7fb;
    color: #16325c;
    font-size: 13px;
    line-height: 1.6;
}
.doc-table-wrap { overflow-x: auto; margin: 12px 0 18px; }
.doc-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}
.doc-table th,
.doc-table td {
    padding: 8px 10px;
    border: 1px solid #e6ebf2;
    text-align: left;
    vertical-align: top;
}
.doc-table th { background: #f4f7fb; color: #16325c; }
.doc-back { margin-top: 28px; }
.doc-back a { color: #1d4ed8; font-weight: 700; }

.pd-hero {
    display: grid;
    grid-template-columns: 1fr 280px;
    align-items: center;
    gap: 36px;
    padding: 46px 24px 42px;
}
.pd-hero h1 {
    margin: 0 0 12px;
    color: #fff;
    font-size: 40px;
    font-weight: 700;
    line-height: 1.2;
}
.pd-hero-copy p {
    max-width: 640px;
    margin: 0 0 22px;
    color: rgba(255, 255, 255, 0.88);
    font-size: 16px;
    line-height: 1.7;
}
.pd-hero-visual {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 210px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.08) center / contain no-repeat;
    color: rgba(255, 255, 255, 0.72);
    font-size: 14px;
    font-weight: 700;
    text-align: center;
    padding: 16px;
}
.pd-section { padding: 36px 0 8px; background: #fff; }
.pd-section:last-of-type { padding-bottom: 64px; }
.pd-section > .container > h2 {
    margin: 0 0 16px;
    color: #16325c;
    font-size: 22px;
    font-weight: 700;
}
.pd-table-wrap {
    overflow: hidden;
    border: 1px solid #e6ebf2;
    border-radius: 12px;
}
.pd-table { width: 100%; border-collapse: collapse; }
.pd-table th,
.pd-table td {
    padding: 14px 22px;
    border-bottom: 1px solid #eef2f7;
    text-align: left;
    vertical-align: top;
    font-size: 14px;
    line-height: 1.6;
}
.pd-table tr:last-child th,
.pd-table tr:last-child td { border-bottom: 0; }
.pd-table th {
    width: 28%;
    color: #16325c;
    font-weight: 700;
}
.pd-table td { color: #475569; }
.pd-table tr.is-alt { background: #f4f7fb; }
.pd-board {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    padding: 22px 24px;
    border: 1px solid #e6ebf2;
    border-radius: 12px;
    background: #f4f7fb;
    color: inherit;
}
.pd-board p {
    margin: 0 0 6px;
    color: #64748b;
    font-size: 13px;
    font-weight: 700;
}
.pd-board h2 {
    margin: 0 0 8px;
    color: #16325c;
    font-size: 22px;
    font-weight: 700;
}
.pd-board span {
    display: block;
    color: #64748b;
    font-size: 14px;
    line-height: 1.6;
}
.pd-board strong {
    display: inline-flex;
    align-items: center;
    height: 36px;
    margin-top: 14px;
    padding: 0 14px;
    border-radius: 8px;
    background: #fff;
    color: #16325c;
    font-size: 14px;
}
.pd-board:hover strong { background: #e8eef8; }
.pd-board-visual {
    flex-shrink: 0;
    width: 160px;
    height: 110px;
    border-radius: 8px;
    background: #fff center / contain no-repeat;
}
.pd-gallery {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}
.pd-gallery img {
    width: 100%;
    height: 220px;
    object-fit: contain;
    border: 1px solid #e6ebf2;
    border-radius: 12px;
    background: #f4f7fb;
}
.pd-notice {
    padding: 16px 18px;
    border: 1px solid #f3d19c;
    border-radius: 12px;
    background: #fff8eb;
    color: #7c4a03;
    font-size: 15px;
    line-height: 1.7;
}
.pd-notice p { margin: 0; }
.pd-notice a {
    display: inline-block;
    margin-top: 8px;
    color: #1d4ed8;
    font-weight: 700;
}
.pd-buy {
    gap: 8px;
    min-width: 176px;
    background: #ffd100;
    color: #1a1a1a;
    box-shadow: 0 8px 18px rgba(0, 0, 0, 0.18);
}
.pd-buy svg {
    width: 18px;
    height: 18px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
}
.pd-buy:hover { background: #f0c400; color: #1a1a1a; }
.pd-buybar {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 18px 22px;
    border-radius: 12px;
    background: #16325c;
    color: #fff;
}
.pd-buybar-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    width: 52px;
    height: 52px;
    border-radius: 12px;
    background: #ffd100;
    color: #1a1a1a;
}
.pd-buybar-icon svg {
    width: 26px;
    height: 26px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
}
.pd-buybar strong {
    display: block;
    font-size: 18px;
    font-weight: 700;
}
.pd-buybar em {
    display: block;
    margin-top: 4px;
    color: rgba(255, 255, 255, 0.78);
    font-size: 14px;
    font-style: normal;
    font-weight: 500;
}
.pd-buybar:hover { color: #fff; }
.pd-buybar:hover .pd-buybar-icon { background: #f0c400; }

@media (max-width: 1024px) {
    .training-grid { grid-template-columns: repeat(2, 1fr); }
    .docs-grid { grid-template-columns: 1fr; }
    .sales-copy { padding-right: 140px; }
    .pc-grid { grid-template-columns: repeat(2, 1fr); }
    .pc-banner-inner,
    .pd-hero { align-items: flex-start; grid-template-columns: 1fr; flex-direction: column; }
    .nw-grid { grid-template-columns: 1fr 1fr; }
    .ct-card { grid-template-columns: 1fr; }
    .res-grid,
    .board-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
    .hero-slider { height: auto; }
    .hero-split { grid-template-columns: 1fr; }
    .hero-copy { padding: 32px 20px 24px; }
    .hero-slide .hero-title { font-size: 28px; }
    .hero-visual { height: 158px; }
    .hero-arrow { top: auto; bottom: 14px; }
    .latest-products,
    .eco-grid,
    .training-grid { grid-template-columns: 1fr 1fr; }
    .sales-inner { grid-template-columns: 1fr; min-height: 0; }
    .sales-copy { padding-right: 0; }
    .sales-qr {
        position: static;
        width: 120px;
        height: 120px;
        margin: 8px 0 4px;
        transform: none;
    }
    .sales-row,
    .sales-row-action { grid-template-columns: 1fr; }
    .pc-banner h1,
    .pd-hero h1 { font-size: 32px; }
    .pd-board { display: block; }
    .pd-board-visual { width: 100%; margin-top: 16px; }
    .pd-gallery { grid-template-columns: 1fr; }
    .pd-gallery img { height: auto; }
    .pc-banner-actions { flex-wrap: wrap; }
    .pc-grid { grid-template-columns: 1fr 1fr; }
    .nw-banner-row,
    .ct-row { display: block; }
    .ct-row label + label { margin-top: 14px; }
    .nw-search input { width: 100%; margin-top: 16px; }
    .nw-grid { grid-template-columns: 1fr; }
    .ct-side,
    .ct-form { padding: 24px 18px; }
    .res-grid,
    .board-grid,
    .file-list li { display: block; }
    .file-list .res-download { margin-top: 12px; }
    .file-list a.file-row { display: block; }
}