/* ==========================================================
   陆马科技 · 内页样式（工业画册式）
   浅纸底 + 单一橙色强调 + 细线分隔
   ========================================================== */
:root {
    --paper: #f6f4f0;
    --white: #ffffff;
    --ink: #191d21;
    --ink-2: #4d5460;
    --ink-3: #7f8792;
    --line: #e2ded6;
    --line-strong: #cfc9be;
    --accent: #c2551c;
    --accent-deep: #9d4213;
    --steel: #232b33;
    --ease: 180ms ease;

    /* 兼容旧变量名（部分内联样式引用） */
    --bg: #f6f4f0;
    --panel: #ffffff;
    --panel-solid: #ffffff;
    --txt: #191d21;
    --dim: #4d5460;
    --head: #191d21;
    --blue: #c2551c;
    --cyan: #c2551c;
    --org: #c2551c;
    --mono: -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 100px; }
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
    font-size: 16px; line-height: 1.8; color: var(--ink-2);
    background: var(--paper); -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; -webkit-tap-highlight-color: transparent; }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
::selection { background: rgba(194, 85, 28, 0.18); }
.container { max-width: 1200px; margin: 0 auto; padding: 0 32px; }

/* ---------- 顶栏 ---------- */
.topbar { display: none; }

/* ---------- 导航 ---------- */
.header {
    position: sticky; top: 0; z-index: 1000;
    background: rgba(246, 244, 240, 0.94);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--line);
}
.nav-bar { display: flex; justify-content: space-between; align-items: center; gap: 24px; min-height: 78px; padding: 14px 0; }
.logo-inner { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.logo-img { height: 46px; width: auto; }
.logo .brand-name { color: var(--ink); font-size: 19px; font-weight: 800; line-height: 1.3; }
.logo p { color: var(--ink-3); font-size: 11.5px; line-height: 1.5; margin-top: 1px; }
.nav-links { display: flex; align-items: center; gap: 2px; list-style: none; }
.nav-links a {
    display: block; padding: 9px 12px;
    color: var(--ink-2); font-size: 14.5px; font-weight: 500; text-decoration: none;
    border-bottom: 2px solid transparent;
    transition: color var(--ease), border-color var(--ease);
}
.nav-links a:hover { color: var(--ink); border-bottom-color: var(--accent); }
.nav-cta {
    margin-left: 10px; padding: 10px 18px !important;
    background: var(--accent); color: #fff !important; border-radius: 4px;
    font-weight: 600; border-bottom: 0 !important;
}
.nav-cta:hover { background: var(--accent-deep); }
.mobile-toggle {
    display: none; width: 42px; height: 42px;
    align-items: center; justify-content: center;
    border: 1px solid var(--line-strong); border-radius: 4px;
    background: transparent; color: var(--ink); font-size: 20px; cursor: pointer;
}

/* ---------- 页面头部 ---------- */
.page-banner { background: var(--paper); border-bottom: 1px solid var(--line); }
.page-banner .inner { padding: 40px 0 36px; }
.crumbs { color: var(--ink-3); font-size: 12.5px; margin-bottom: 22px; }
.crumbs a { color: var(--ink-3); text-decoration: none; }
.crumbs a:hover { color: var(--accent); }
.crumbs .sep { margin: 0 8px; color: var(--line-strong); }
.crumbs .cur { color: var(--ink-2); }
.page-banner h1 {
    color: var(--ink); font-size: clamp(28px, 3.2vw, 42px);
    font-weight: 800; line-height: 1.3; letter-spacing: -0.01em;
}
.page-banner h1 em { font-style: normal; color: var(--accent); }
.page-banner .sub { display: none; }
.page-banner .banner-tag { display: none; }
.page-banner .quick-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 22px; }

/* ---------- 区块 ---------- */
.section { padding: 72px 0; }
.section-tint { background: var(--white); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.sec-title { margin-bottom: 8px; color: var(--ink); font-size: clamp(22px, 2.2vw, 28px); font-weight: 800; line-height: 1.4; }
.sec-title em { font-style: normal; color: var(--accent); }
.sec-sub { display: none; }
.section-intro, .lead-p { max-width: 860px; margin-bottom: 14px; color: var(--ink-2); font-size: 15.5px; line-height: 1.95; }
.lead-p strong, .section-intro strong { color: var(--ink); font-weight: 600; }

/* ---------- 按钮 ---------- */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    min-height: 46px; padding: 11px 26px;
    border: 1px solid transparent; border-radius: 4px;
    font-size: 15px; font-weight: 600; text-decoration: none; cursor: pointer;
    transition: background var(--ease), color var(--ease), border-color var(--ease);
}
.btn, .btn-orange { background: var(--accent); color: #fff; }
.btn:hover, .btn-orange:hover { background: var(--accent-deep); }
.btn-ghost { background: transparent; border-color: var(--line-strong); color: var(--ink); }
.btn-ghost:hover { border-color: var(--ink); background: transparent; }

/* ---------- 概述 ---------- */
.overview-grid { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr); gap: 52px; align-items: start; }
.overview-grid .p-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }
.p-hero-media { margin: 0; border: 1px solid var(--line); background: #fff; overflow: hidden; }
.p-hero-media img { width: 100%; }
.p-hero-media .cap { padding: 10px 14px; border-top: 1px solid var(--line); color: var(--ink-3); font-size: 12.5px; }

/* ---------- 工作原理 ---------- */
.step-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0 32px; }
.step-card { padding: 22px 0 4px; border-top: 2px solid var(--ink); }
.step-card .no { display: block; margin-bottom: 10px; color: var(--accent); font-size: 12px; font-weight: 700; letter-spacing: 0.08em; }
.step-card h3 { margin-bottom: 8px; color: var(--ink); font-size: 16.5px; font-weight: 700; }
.step-card p { color: var(--ink-2); font-size: 14px; line-height: 1.8; }

/* ---------- 优势 ---------- */
.adv-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0 32px; }
.adv-card { padding: 22px 0 6px; border-top: 1px solid var(--line-strong); }
.adv-card .ico { display: none; }
.adv-card h3 { margin-bottom: 8px; color: var(--ink); font-size: 16.5px; font-weight: 700; line-height: 1.5; }
.adv-card p { color: var(--ink-2); font-size: 14px; line-height: 1.8; }

/* ---------- 参数表 ---------- */
.spec-table { width: 100%; border-collapse: collapse; border: 1px solid var(--line); font-size: 14.5px; background: #fff; }
.spec-table th, .spec-table td { padding: 13px 18px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
.spec-table tr:last-child th, .spec-table tr:last-child td { border-bottom: 0; }
.spec-table th { width: 210px; background: #faf8f4; color: var(--ink); font-weight: 600; white-space: nowrap; }
.spec-table td { color: var(--ink-2); }
.spec-note { margin-top: 12px; color: var(--ink-3); font-size: 12.5px; }

/* ---------- 图库 ---------- */
.gallery { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.gallery figure { margin: 0; }
.gallery img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; cursor: zoom-in; transition: opacity var(--ease); }
.gallery img:hover { opacity: 0.9; }
.gallery figcaption { margin-top: 8px; color: var(--ink-3); font-size: 12.5px; line-height: 1.6; }

/* ---------- 标签 ---------- */
.chips { display: flex; flex-wrap: wrap; gap: 0; border-top: 1px solid var(--line); padding-top: 2px; }
.chips span {
    padding: 11px 0; color: var(--ink-2); font-size: 14px;
}
.chips span::after { content: "·"; margin: 0 14px; color: var(--line-strong); }
.chips span:last-child::after { content: ""; margin: 0; }

/* ---------- 相关案例 ---------- */
.case-strip { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.case-mini { display: grid; grid-template-columns: 200px minmax(0, 1fr); text-decoration: none; border: 1px solid var(--line); background: #fff; transition: border-color var(--ease); }
.case-mini:hover { border-color: var(--line-strong); }
.case-mini img { width: 100%; height: 100%; object-fit: cover; }
.case-mini .info { padding: 18px 20px; align-self: center; }
.case-mini h3 { margin-bottom: 6px; color: var(--ink); font-size: 15.5px; font-weight: 700; }
.case-mini p { color: var(--ink-2); font-size: 13.5px; line-height: 1.7; }

/* ---------- 询盘 ---------- */
.lead-panel {
    display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr); gap: 44px;
    padding: 40px; background: #fff;
    border: 1px solid var(--line); border-left: 3px solid var(--accent);
}
.lead-panel .lp-info h2 { margin-bottom: 10px; color: var(--ink); font-size: clamp(20px, 2.2vw, 26px); font-weight: 800; line-height: 1.4; }
.lead-panel .lp-info p { margin-bottom: 18px; color: var(--ink-2); font-size: 14.5px; line-height: 1.85; }
.lead-panel .lp-contact { display: flex; flex-direction: column; gap: 9px; }
.lead-panel .lp-contact .row { display: flex; align-items: flex-start; gap: 10px; color: var(--ink-2); font-size: 14.5px; }
.lead-panel .lp-contact .ic { display: none; }
.lead-form { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; align-content: start; }
.lead-form .full { grid-column: 1 / -1; }
.lead-form input, .lead-form select, .lead-form textarea {
    width: 100%; min-height: 44px; padding: 10px 12px;
    border: 1px solid var(--line-strong); border-radius: 4px;
    background: #fff; color: var(--ink); font-size: 14.5px;
}
.lead-form input:focus, .lead-form select:focus, .lead-form textarea:focus { border-color: var(--accent); outline: none; }
.lead-form textarea { min-height: 88px; resize: vertical; }
.lead-form .btn { width: 100%; }
.hp-field { position: absolute !important; left: -6000px !important; top: -6000px !important; width: 8px; height: 8px; opacity: 0; }

/* ---------- 相关产品 ---------- */
.rel-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 24px; }
.rel-card { display: block; text-decoration: none; }
.rel-card img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.rel-card .t { display: block; padding-top: 12px; color: var(--ink); font-size: 14.5px; font-weight: 600; line-height: 1.55; }
.rel-card .t i { display: block; margin-top: 3px; font-style: normal; color: var(--ink-3); font-size: 12.5px; }
.rel-card:hover .t { color: var(--accent); }

/* ---------- 技术卡（tech.html） ---------- */
.tech-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0 40px; }
.tech-card { padding: 22px 0 6px; border-top: 1px solid var(--line-strong); }
.tech-card .tech-num { display: block; margin-bottom: 8px; color: var(--ink-3); font-size: 12px; letter-spacing: 0.08em; }
.tech-card .tech-ico { display: none; }
.tech-card h4 { margin-bottom: 8px; color: var(--ink); font-size: 16.5px; font-weight: 700; line-height: 1.5; }
.tech-card p { color: var(--ink-2); font-size: 14px; line-height: 1.85; }
.tech-card.featured .tech-num { color: var(--accent); }
.tech-card .badge {
    display: inline-block; margin-left: 8px; padding: 1px 7px;
    background: var(--accent); color: #fff; font-size: 11px; font-weight: 600; border-radius: 2px;
    vertical-align: 1px;
}
.subsection-title { margin: 56px 0 10px; color: var(--ink); font-size: 22px; font-weight: 800; }
.subsection-title em { font-style: normal; color: var(--accent); }
.subsection-intro { margin: 0 0 22px; color: var(--ink-3); font-size: 13.5px; }
.aps-row { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.aps-card { cursor: zoom-in; }
.aps-card .thumb { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.aps-card .zoom-hint { display: none; }
.aps-card h4 { margin: 12px 0 6px; color: var(--ink); font-size: 16px; font-weight: 700; }
.aps-card p { color: var(--ink-2); font-size: 13.5px; line-height: 1.8; }
.tech-chips { display: flex; flex-wrap: wrap; gap: 0; margin-top: 26px; border-top: 1px solid var(--line); }
.tech-chips span { padding: 10px 18px 10px 0; margin-right: 18px; color: var(--ink-2); font-size: 13.5px; }

/* ---------- 数字化模块 ---------- */
.module-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0 40px; }
.module-card { display: flex; gap: 14px; padding: 22px 0 6px; border-top: 1px solid var(--line-strong); }
.module-card .mod-icon { display: none; }
.module-card h4 { margin-bottom: 6px; color: var(--ink); font-size: 16px; font-weight: 700; }
.module-card p { color: var(--ink-2); font-size: 14px; line-height: 1.8; }
.value-chips { display: flex; flex-wrap: wrap; gap: 0; margin-top: 26px; border-top: 1px solid var(--line); }
.value-chips span { padding: 10px 18px 10px 0; margin-right: 18px; color: var(--accent); font-size: 13.5px; font-weight: 600; }
.shot-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; margin-top: 34px; }
.shot-grid img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; cursor: zoom-in; }

/* ---------- 案例卡（cases.html） ---------- */
.case-grid { display: flex; flex-direction: column; gap: 28px; }
.case-card { display: flex; flex-wrap: wrap; background: #fff; border: 1px solid var(--line); }
.case-img { flex: 1.2; min-width: 280px; }
.case-info { flex: 1.5; min-width: 0; padding: 30px; align-self: center; }
.case-info h3 { margin-bottom: 12px; color: var(--ink); font-size: 21px; font-weight: 800; line-height: 1.45; }
.case-info > p { margin-bottom: 18px; color: var(--ink-2); font-size: 14.5px; line-height: 1.9; }
.case-tags { display: flex; flex-wrap: wrap; gap: 6px; margin: 0 0 16px; }
.case-tags span { padding: 4px 10px; border: 1px solid var(--line); color: var(--ink-2); font-size: 12px; }
.image-gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; padding: 6px; }
.image-gallery img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; cursor: zoom-in; transition: opacity var(--ease); }
.image-gallery img:hover { opacity: 0.9; }
.image-gallery.g2 { grid-template-columns: repeat(2, 1fr); }
.image-gallery.g1 { grid-template-columns: 1fr; }
.image-gallery.g2 img, .image-gallery.g1 img { aspect-ratio: 16 / 10; }
.image-gallery.g4 { display: flex; flex-wrap: wrap; gap: 6px; justify-content: center; align-content: flex-start; }
.image-gallery.g4 img { flex: 0 0 calc(25% - 5px); width: auto; min-width: 0; max-width: 100%; }
.case-card.wide { flex-direction: column; }
.case-card.wide .case-img, .case-card.wide .case-info { flex: none; width: 100%; }
.case-card.wide .case-info { display: grid; grid-template-columns: minmax(0, 1.9fr) minmax(240px, 1fr); gap: 18px 44px; align-items: center; }
.case-card.wide .case-info h3 { grid-column: 1 / -1; margin-bottom: 0; }
.case-card.wide .case-info > p { margin-bottom: 0; }
.case-meta { display: flex; flex-direction: column; align-items: flex-start; gap: 14px; }
.case-meta .case-tags { margin-bottom: 0; }
.case-industries { margin-bottom: 34px; }

/* ---------- 新闻 ---------- */
.news-list { margin-top: 48px; border-top: 1px solid var(--line); }
.news-item { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 6px 20px; padding: 16px 0; border-bottom: 1px solid var(--line); }
.news-item a { color: var(--ink); font-size: 15.5px; text-decoration: none; }
.news-item a:hover { color: var(--accent); }
.news-date { color: var(--ink-3); font-size: 12.5px; white-space: nowrap; }

/* ---------- 页脚 ---------- */
.footer { padding: 52px 0 22px; background: var(--steel); color: #b3bcc5; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 44px; margin-bottom: 32px; }
.footer-logo { height: 42px; width: auto; background: #fff; padding: 5px 8px; border-radius: 3px; margin-bottom: 14px; }
.footer h4 { margin-bottom: 12px; color: #fff; font-size: 15px; font-weight: 600; }
.footer p { margin: 6px 0; font-size: 14px; line-height: 1.8; overflow-wrap: anywhere; }
.footer a { color: #b3bcc5; text-decoration: none; }
.footer a:hover { color: #fff; }
.copyright { padding-top: 20px; border-top: 1px solid rgba(255, 255, 255, 0.12); color: #8d98a3; font-size: 12.5px; text-align: center; }
.copyright a { color: inherit; }
.copyright a:hover { color: #fff; }
.footer .btn-orange { margin-top: 12px; min-height: 40px; padding: 8px 20px; font-size: 14px; }

/* ---------- 提示条 / 灯箱 ---------- */
.toast {
    position: fixed; left: 50%; bottom: 40px; transform: translateX(-50%) translateY(10px);
    z-index: 3000; max-width: calc(100vw - 40px); padding: 12px 22px;
    border-radius: 4px; background: var(--steel); color: #fff; font-size: 14px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    opacity: 0; pointer-events: none; transition: opacity 250ms ease, transform 250ms ease;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.lightbox { display: none; position: fixed; inset: 0; z-index: 3000; flex-direction: column; justify-content: center; align-items: center; gap: 14px; padding: 24px; background: rgba(15, 18, 21, 0.92); cursor: zoom-out; }
.lightbox.show { display: flex; }
.lightbox img { max-width: 92%; max-height: 82%; box-shadow: 0 12px 60px rgba(0, 0, 0, 0.5); }
.lightbox .lb-cap { color: #e6e8ea; font-size: 13px; }
.lightbox .lb-close { position: absolute; top: 16px; right: 26px; color: #fff; font-size: 34px; line-height: 1; cursor: pointer; }

/* ---------- 移动端底部操作条 ---------- */
.mobile-bar { display: none; }
.float-contact { display: none; }

/* ---------- 产品目录（产品总览页） ---------- */
.filter-row { display: flex; flex-wrap: wrap; gap: 4px 22px; margin: 0 0 36px; border-bottom: 1px solid var(--line); }
.filter-btn {
    padding: 10px 0; margin-bottom: -1px;
    border: 0; border-bottom: 2px solid transparent; background: none;
    color: var(--ink-3); font-size: 14.5px; font-weight: 500; cursor: pointer;
    transition: color var(--ease), border-color var(--ease);
}
.filter-btn:hover { color: var(--ink); }
.filter-btn.active { color: var(--accent); border-bottom-color: var(--accent); }
.product-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 36px 24px; }
.product-card { display: flex; flex-direction: column; }
.product-card.hide { display: none; }
.product-img { overflow: hidden; background: #ece9e3; margin-bottom: 14px; }
.product-img img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; transition: transform 400ms ease; }
.product-card:hover .product-img img { transform: scale(1.03); }
.product-card h3 { margin-bottom: 6px; color: var(--ink); font-size: 16.5px; font-weight: 700; line-height: 1.5; }
.product-card .spec { margin-bottom: 8px; color: var(--accent); font-size: 13px; font-weight: 600; }
.product-card p { margin-bottom: 12px; color: var(--ink-2); font-size: 13.5px; line-height: 1.75; }
.product-card .more {
    margin-top: auto; color: var(--ink-3); font-size: 13.5px; text-decoration: none;
    display: inline-flex; align-items: center; gap: 6px;
    transition: color var(--ease), gap var(--ease);
}
.product-card .more:hover { color: var(--accent); gap: 10px; }

/* 产品系列文字目录 */
.series-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 56px; list-style: none; }
.series-list li { border-bottom: 1px solid var(--line); }
.series-list a {
    display: flex; justify-content: space-between; align-items: baseline; gap: 16px;
    padding: 13px 0; color: var(--ink); font-size: 15px; text-decoration: none;
    transition: color var(--ease), padding-left var(--ease);
}
.series-list a:hover { color: var(--accent); padding-left: 6px; }
.series-list span { color: var(--ink-3); font-size: 12.5px; white-space: nowrap; }

/* ---------- 响应式 ---------- */
@media (max-width: 1023px) {
    .container { padding: 0 24px; }
    .section { padding: 60px 0; }
    .mobile-toggle { display: flex; }
    .nav-links {
        position: absolute; top: 100%; left: 0; right: 0;
        display: none; flex-direction: column; align-items: stretch; gap: 0;
        padding: 8px 24px 16px; background: var(--paper); border-bottom: 1px solid var(--line);
    }
    .nav-links.show { display: flex; }
    .nav-links a { padding: 13px 0; border-bottom: 1px solid var(--line); }
    .nav-cta { margin: 12px 0 0; text-align: center; }
    .overview-grid { grid-template-columns: 1fr; gap: 28px; }
    .step-grid, .adv-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px 28px; }
    .tech-grid, .module-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px 28px; }
    .rel-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .lead-panel { grid-template-columns: 1fr; gap: 26px; padding: 30px; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .case-card.wide .case-info { grid-template-columns: 1fr; gap: 16px; }
    .product-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px 20px; }
    .case-meta { flex-direction: row; align-items: center; justify-content: space-between; flex-wrap: wrap; }
}
@media (max-width: 767px) {
    .container { padding: 0 20px; }
    .section { padding: 48px 0; }
    .page-banner .inner { padding: 32px 0 28px; }
    .hero-actions .btn { flex: 1 1 100%; }
    .step-grid, .adv-grid, .tech-grid, .module-grid, .rel-grid, .gallery, .shot-grid, .aps-row { grid-template-columns: minmax(0, 1fr); gap: 20px; }
    .case-strip { grid-template-columns: 1fr; }
    .case-mini { grid-template-columns: 1fr; }
    .case-mini img { height: 190px; }
    .product-grid { grid-template-columns: minmax(0, 1fr); gap: 26px; }
    .series-list { grid-template-columns: 1fr; column-gap: 0; }
    .spec-table th { width: 108px; padding: 11px 12px; }
    .spec-table th, .spec-table td { font-size: 13.5px; }
    .lead-panel { padding: 24px 18px; }
    .lead-form { grid-template-columns: 1fr; }
    .footer { padding: 44px 0 78px; }
    .footer-grid { grid-template-columns: 1fr; gap: 24px; }
    .mobile-bar {
        display: flex; position: fixed; left: 0; right: 0; bottom: 0; z-index: 1200;
        background: #fff; border-top: 1px solid var(--line);
        padding-bottom: env(safe-area-inset-bottom);
    }
    .mobile-bar a {
        flex: 1; display: flex; flex-direction: column; align-items: center; gap: 1px;
        padding: 9px 4px 10px; color: var(--ink-2); font-size: 11.5px; text-decoration: none;
        border-right: 1px solid var(--line);
    }
    .mobile-bar a:last-child { border-right: 0; }
    .mobile-bar a b { color: var(--ink); font-size: 14px; font-weight: 700; }
    .mobile-bar a.primary { background: var(--accent); color: #fff; }
    .mobile-bar a.primary b { color: #fff; }
}
@media (max-width: 640px) { .logo p { display: none; } }
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { transition-duration: 0.01ms !important; } }