/* =====================================================================
   一秒互联首页 V6 设计系统（参考 ONES 官网 ones.cn）
   一秒互联公司  www.yimiaonet.com  400-716-8908
   主色 #1a6aff / Hero 浅蓝渐变 #c8e4fe→#fff / 白底浅灰区块交替
   ===================================================================== */

:root {
    --v6-primary: #1a6aff;
    --v6-primary-deep: #0052e0;
    --v6-primary-light: #e8f1ff;
    --v6-text: #17181c;
    --v6-text-sub: #5b6070;
    --v6-text-faint: #8a90a3;
    --v6-border: #e6e9f2;
    --v6-bg: #ffffff;
    --v6-bg-alt: #f7f9fc;
    --v6-dark: #0b1220;
    --v6-radius: 14px;
    --v6-radius-lg: 20px;
    --v6-shadow: 0 6px 24px rgba(23, 34, 66, 0.07);
    --v6-shadow-lg: 0 14px 44px rgba(23, 34, 66, 0.12);
    --v6-grad-hero: linear-gradient(180deg, #c8e4fe 0%, #eef4fe 46%, #ffffff 100%);
    --v6-grad-cta: linear-gradient(135deg, #0c47b8 0%, #1a6aff 55%, #4c8dff 100%);
    --v6-grad-stat: linear-gradient(135deg, #0b1220 0%, #12234d 100%);
    --v6-font: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

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

html { scroll-behavior: smooth; }

body.v6 {
    font-family: var(--v6-font);
    color: var(--v6-text);
    background: var(--v6-bg);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

.v6 a { color: inherit; text-decoration: none; }
.v6 img { max-width: 100%; display: block; }
.v6 button { font-family: inherit; cursor: pointer; }

.v6-wrap { max-width: 1200px; margin: 0 auto; padding: 0 28px; }
.v6-wrap p, .v6-wrap div, .v6-wrap span, .v6-wrap a, .v6-wrap strong, .v6-wrap small, .v6-wrap em { color: inherit; }

/* ============ 滚动渐入（JS 失败时保持可见） ============ */
.v6-js .v6-reveal { opacity: 0; transform: translateY(26px); transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.22, 0.61, 0.36, 1); }
.v6-js .v6-reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
    .v6-js .v6-reveal { opacity: 1; transform: none; transition: none; }
    html { scroll-behavior: auto; }
}

/* ============ 按钮 ============ */
.v6-btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 6px;
    padding: 10px 26px; border-radius: 999px; border: 1px solid transparent;
    font-size: 15px; font-weight: 600; line-height: 1.4;
    transition: all 0.25s ease; white-space: nowrap;
}
.v6-btn-primary { background: var(--v6-primary); color: #fff; box-shadow: 0 6px 18px rgba(26, 106, 255, 0.35); }
.v6-btn-primary:hover { background: var(--v6-primary-deep); transform: translateY(-2px); box-shadow: 0 10px 26px rgba(26, 106, 255, 0.45); }
.v6-btn-ghost { background: rgba(255, 255, 255, 0.75); color: var(--v6-text); border-color: var(--v6-border); }
.v6-btn-ghost:hover { border-color: var(--v6-primary); color: var(--v6-primary); transform: translateY(-2px); }
.v6-btn-invert { background: #fff; color: var(--v6-primary); }
.v6-btn-invert:hover { transform: translateY(-2px); box-shadow: 0 12px 30px rgba(4, 20, 60, 0.35); }
.v6-btn-outline { background: transparent; color: #fff; border-color: rgba(255, 255, 255, 0.6); }
.v6-btn-outline:hover { border-color: #fff; background: rgba(255, 255, 255, 0.12); }
.v6-btn-lg { padding: 14px 38px; font-size: 16px; }
.v6-btn-sm { padding: 7px 20px; font-size: 14px; }

/* ============ 公告条（SVG 图标对齐） ============ */
.v6-notice { background: linear-gradient(90deg, #b3d1ff, #d5e6ff); color: #10254f; font-size: 13.5px; }
.v6-notice-inner { display: flex; align-items: center; justify-content: center; gap: 14px; min-height: 38px; padding: 6px 28px; position: relative; }
.v6-notice-text { display: inline-flex; align-items: center; gap: 7px; }
.v6-notice-text svg { color: var(--v6-primary-deep); flex-shrink: 0; }
.v6-notice-link { font-weight: 700; color: var(--v6-primary-deep); text-decoration: underline; text-underline-offset: 3px; }
.v6-notice-close { position: absolute; right: 20px; top: 50%; transform: translateY(-50%); background: none; border: none; color: #10254f; opacity: 0.65; padding: 6px 8px; display: inline-flex; align-items: center; }
.v6-notice-close:hover { opacity: 1; }

/* ============ 导航 ============ */
.v6-header { position: sticky; top: 0; z-index: 100; background: rgba(255, 255, 255, 0.72); backdrop-filter: saturate(1.6) blur(14px); -webkit-backdrop-filter: saturate(1.6) blur(14px); border-bottom: 1px solid transparent; transition: background 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease; }
.v6-header.is-scrolled { background: rgba(255, 255, 255, 0.96); border-color: var(--v6-border); box-shadow: 0 2px 18px rgba(23, 34, 66, 0.06); }
.v6-header-inner { display: flex; align-items: center; gap: 30px; height: 68px; }
.v6-brand { display: flex; align-items: center; flex-shrink: 0; }
.v6-brand-logo { width: 172px; height: auto; margin: 0; }
.v6-nav { display: flex; align-items: center; gap: 6px; flex: 1; justify-content: center; }
.v6-nav a { padding: 8px 16px; font-size: 15px; color: #3c4257; border-radius: 8px; transition: color 0.2s; white-space: nowrap; }
.v6-nav a:hover { color: var(--v6-primary); }
.v6-nav a.is-active { color: var(--v6-primary); font-weight: 700; }
.v6-header-actions { display: flex; align-items: center; gap: 14px; flex-shrink: 0; }
.v6-tel { font-size: 14px; color: #3c4257; display: inline-flex; align-items: center; gap: 6px; }
.v6-tel svg { color: var(--v6-primary); }
.v6-tel:hover { color: var(--v6-primary); }
.v6-menu-toggle { display: none; background: none; border: none; width: 40px; height: 40px; position: relative; }
.v6-menu-toggle span { position: absolute; left: 9px; width: 22px; height: 2px; background: var(--v6-text); border-radius: 2px; transition: transform 0.3s, opacity 0.3s; }
.v6-menu-toggle span:nth-child(1) { top: 13px; }
.v6-menu-toggle span:nth-child(2) { top: 19px; }
.v6-menu-toggle span:nth-child(3) { top: 25px; }
.v6-menu-toggle.is-open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.v6-menu-toggle.is-open span:nth-child(2) { opacity: 0; }
.v6-menu-toggle.is-open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
.v6-mobile-nav { display: none; background: #fff; border-bottom: 1px solid var(--v6-border); padding: 10px 28px 18px; }
.v6-mobile-nav a { display: block; padding: 11px 4px; font-size: 15px; color: #3c4257; border-bottom: 1px dashed var(--v6-border); }
.v6-mobile-nav a:last-child { border-bottom: none; }
.v6-mobile-nav[hidden] { display: none; }

/* ============ HERO：第一屏轮播 Banner ============ */
.v6-hero { position: relative; overflow: hidden; }
.v6-hero-bg { position: absolute; inset: 0; background: var(--v6-grad-hero); }
.v6-hero-bg::after { content: ""; position: absolute; inset: 0; background:
    radial-gradient(620px 300px at 85% 18%, rgba(26, 106, 255, 0.10), transparent 70%),
    radial-gradient(480px 260px at 8% 85%, rgba(0, 194, 168, 0.07), transparent 70%); }
.v6-hero-carousel .v6-wrap { position: relative; }

/* 首屏轮播容器 */
.v6-hero-banner { position: relative; min-height: calc(100vh - 106px); min-height: calc(100dvh - 106px); max-height: 780px; display: flex; align-items: center; }
.v6-banner-track { position: relative; width: 100%; min-height: inherit; }

/* 幻灯片：首屏左文右图 */
.v6-banner-slide { position: absolute; inset: 0; display: flex; align-items: center; gap: 48px; padding: 30px 0 56px; opacity: 0; transform: translateX(40px); transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.22, 0.61, 0.36, 1); pointer-events: none; }
.v6-banner-slide.is-active { opacity: 1; transform: none; pointer-events: auto; }

/* 左侧文案 */
.v6-banner-copy { flex: 1.05; min-width: 0; }
.v6-banner-kicker { display: inline-block; font-size: 13px; color: var(--v6-primary-deep); font-weight: 700; letter-spacing: 3px; background: rgba(255, 255, 255, 0.7); border: 1px solid #cfe0ff; border-radius: 999px; padding: 6px 16px; margin-bottom: 20px; }
.v6-banner-copy h1 { font-size: clamp(32px, 4vw, 52px); font-weight: 800; line-height: 1.28; letter-spacing: 0.5px; color: var(--v6-text); }
.v6-banner-copy h1 em { font-style: normal; background: linear-gradient(120deg, var(--v6-primary), #4c8dff); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.v6-banner-copy > p { margin-top: 20px; font-size: 16.5px; color: #454b60; line-height: 1.8; max-width: 540px; }
.v6-banner-copy > p strong { color: var(--v6-primary-deep); }
.v6-banner-btns { display: flex; gap: 16px; margin-top: 32px; flex-wrap: wrap; }

/* 右侧视觉：产品面板 / 插画 */
.v6-banner-art { flex: 0.95; min-width: 0; display: flex; align-items: center; justify-content: center; }
.v6-banner-art > svg { max-width: 100%; height: auto; }
.v6-banner-art.v6-hero-panel { display: block !important; box-shadow: var(--v6-shadow-lg); border: 1px solid rgba(230, 233, 242, 0.9); border-radius: var(--v6-radius-lg) !important; background: #fff !important; overflow: hidden !important; width: 100%; max-width: 520px; opacity: 1; transform: none; animation: none; }
.v6-banner-art.v6-hero-panel .v6-hero-panel-bar { display: flex !important; align-items: center; gap: 6px; width: 100%; box-sizing: border-box; padding: 10px 16px; background: #f4f7fd !important; border-bottom: 1px solid var(--v6-border); }
.v6-banner-art.v6-hero-panel .v6-hero-panel-bar i { width: 10px; height: 10px; border-radius: 50%; background: #d3dae9; }
.v6-banner-art.v6-hero-panel .v6-hero-panel-bar i:nth-child(1) { background: #ff6b6b; }
.v6-banner-art.v6-hero-panel .v6-hero-panel-bar i:nth-child(2) { background: #ffd43b; }
.v6-banner-art.v6-hero-panel .v6-hero-panel-bar i:nth-child(3) { background: #51cf66; }
.v6-banner-art.v6-hero-panel .v6-hero-panel-bar span { margin-left: 10px; font-size: 12.5px; color: var(--v6-text-faint); }
.v6-banner-art.v6-hero-panel .v6-hero-panel-body { padding: 18px 20px 20px; display: grid; gap: 11px; }
.v6-banner-art.v6-hero-panel .v6-hp-row { padding: 10px 12px; }
.v6-banner-art.v6-hero-panel .v6-hp-ic { width: 38px; height: 38px; }
.v6-hp-row { display: flex; align-items: center; gap: 14px; padding: 12px 14px; background: #f8faff; border: 1px solid #edf1fa; border-radius: 12px; transition: transform 0.25s ease, box-shadow 0.25s ease; }
.v6-hp-row:hover { transform: translateX(6px); box-shadow: 0 8px 20px rgba(26, 106, 255, 0.10); }
.v6-hp-ic { display: inline-flex; align-items: center; justify-content: center; width: 42px; height: 42px; border-radius: 11px; color: #fff; font-size: 12.5px; font-weight: 800; flex-shrink: 0; }
.v6-hp-row > div { flex: 1; min-width: 0; }
.v6-hp-row strong { display: block; font-size: 15px; }
.v6-hp-row small { font-size: 12.5px; color: var(--v6-text-faint); }
.v6-hp-row > em { font-style: normal; font-size: 12.5px; color: var(--v6-primary); font-weight: 700; background: var(--v6-primary-light); border-radius: 999px; padding: 3px 10px; flex-shrink: 0; }
.v6-hp-bar { height: 6px; border-radius: 6px; background: #e9eef9; overflow: hidden; }
.v6-hp-bar i { display: block; height: 100%; border-radius: 6px; background: linear-gradient(90deg, var(--v6-primary), #4c8dff); animation: v6-bar-grow 1.6s ease both; }
@keyframes v6-bar-grow { from { width: 0; } }
.v6-hp-foot { display: flex; justify-content: space-between; font-size: 12.5px; color: var(--v6-text-faint); }
.v6-hp-foot em { font-style: normal; color: #0ca678; font-weight: 600; }

/* 首屏轮播箭头与圆点 */
.v6-hero-banner > .v6-banner-arrow { position: absolute; top: 50%; transform: translateY(-50%); width: 44px; height: 44px; border-radius: 50%; border: 1px solid rgba(255, 255, 255, 0.9); background: rgba(255, 255, 255, 0.72); color: #33415e; display: flex; align-items: center; justify-content: center; cursor: pointer; transition: all 0.25s; z-index: 5; box-shadow: var(--v6-shadow); }
.v6-hero-banner > .v6-banner-arrow:hover { background: #fff; border-color: var(--v6-primary); color: var(--v6-primary); transform: translateY(-50%) scale(1.06); }
.v6-hero-banner > .v6-banner-prev { left: -8px; }
.v6-hero-banner > .v6-banner-next { right: -8px; }
.v6-hero-banner > .v6-banner-dots { position: absolute; bottom: 16px; left: 50%; transform: translateX(-50%); display: flex; gap: 10px; z-index: 5; }
.v6-hero-banner > .v6-banner-dots button { width: 30px; height: 5px; border-radius: 5px; border: none; background: rgba(26, 106, 255, 0.25); cursor: pointer; padding: 0; transition: all 0.3s; }
.v6-hero-banner > .v6-banner-dots button.is-active { background: var(--v6-primary); width: 44px; }

/* ============ 区块通用 ============ */
.v6-h2 { font-size: clamp(26px, 3vw, 38px); font-weight: 800; line-height: 1.35; letter-spacing: 0.3px; }
.v6-h2 em { font-style: normal; color: var(--v6-primary); }
.v6-alt { background: var(--v6-bg-alt); }
.v6-sec-head { margin-bottom: 44px; display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
.v6-sec-link { font-size: 15px; color: var(--v6-primary); font-weight: 600; display: inline-flex; align-items: center; gap: 4px; }
.v6-sec-link:hover i { transform: translateX(4px); }
.v6-sec-link i { font-style: normal; transition: transform 0.25s; }
.v6-sec-more { text-align: center; margin-top: 44px; }

/* ============ 能力总览 ============ */
.v6-abilities { padding: 76px 0 70px; }
.v6-abilities .v6-h2 { text-align: center; margin-bottom: 46px; }
.v6-abilities-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; }
.v6-ability { background: #fff; border: 1px solid var(--v6-border); border-radius: var(--v6-radius); padding: 26px 20px; text-align: center; transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s; }
.v6-ability:hover { transform: translateY(-8px); box-shadow: var(--v6-shadow-lg); border-color: #cfe0ff; }
.v6-ability-ic { display: inline-flex; align-items: center; justify-content: center; width: 54px; height: 54px; border-radius: 14px; background: var(--v6-primary-light); color: var(--v6-primary); margin-bottom: 14px; }
.v6-ability:hover .v6-ability-ic { background: var(--v6-primary); color: #fff; transition: background 0.3s, color 0.3s; }
.v6-ability strong { display: block; font-size: 16.5px; margin-bottom: 8px; }
.v6-ability p { font-size: 13.5px; color: var(--v6-text-sub); line-height: 1.6; }

/* ============ 产品矩阵 ============ */
.v6-products { padding: 76px 0 84px; }
.v6-products-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.v6-pcard { position: relative; display: flex; flex-direction: column; background: #fff; border: 1px solid var(--v6-border); border-radius: var(--v6-radius-lg); overflow: hidden; transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s; }
.v6-pcard:hover { transform: translateY(-8px); box-shadow: var(--v6-shadow-lg); border-color: #cfe0ff; }
.v6-pcard-num { position: absolute; top: 14px; left: 16px; z-index: 2; font-size: 13px; font-weight: 800; color: var(--v6-primary); background: rgba(255, 255, 255, 0.92); border-radius: 999px; padding: 3px 12px; box-shadow: 0 2px 10px rgba(23, 34, 66, 0.10); }
.v6-pcard-img { width: 100%; height: 168px; object-fit: cover; background: #eef3fb; }
.v6-pcard-img-fallback { display: flex; align-items: center; justify-content: center; font-size: 34px; font-weight: 800; color: #b9c8e4; }
.v6-pcard-body { padding: 20px 22px 22px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.v6-pcard-body h3 { font-size: 18.5px; font-weight: 700; }
.v6-pcard-tag { font-size: 13px; color: var(--v6-primary); font-weight: 600; }
.v6-pcard-desc { font-size: 13.5px; color: var(--v6-text-sub); flex: 1; }
.v6-pcard-more { font-size: 14px; color: var(--v6-primary); font-weight: 600; display: inline-flex; align-items: center; gap: 5px; }
.v6-pcard-more i { font-style: normal; transition: transform 0.25s; }
.v6-pcard:hover .v6-pcard-more i { transform: translateX(5px); }

/* ============ 数字统计条 ============ */
.v6-stats { position: relative; background: var(--v6-grad-stat); padding: 60px 0 44px; overflow: hidden; }
.v6-stats::before { content: ""; position: absolute; inset: 0; background:
    radial-gradient(600px 260px at 15% 20%, rgba(26, 106, 255, 0.22), transparent 70%),
    radial-gradient(520px 240px at 88% 85%, rgba(76, 141, 255, 0.16), transparent 70%); }
.v6-stats-inner { position: relative; display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.v6-stat { text-align: center; padding: 10px 0; position: relative; }
.v6-stat:not(:last-child)::after { content: ""; position: absolute; right: -9px; top: 50%; transform: translateY(-50%); width: 1px; height: 52px; background: rgba(255, 255, 255, 0.16); }
.v6-stat strong { display: block; font-size: clamp(38px, 4vw, 56px); font-weight: 800; color: #fff; line-height: 1.15; letter-spacing: 1px; }
.v6-stat span { display: block; margin-top: 8px; font-size: 14.5px; color: rgba(255, 255, 255, 0.78); letter-spacing: 2px; }
.v6-stats-note { position: relative; margin-top: 26px; text-align: center; font-size: 12.5px; color: rgba(255, 255, 255, 0.45); }

/* ============ 解决方案（大气大卡布局） ============ */
.v6-solutions { padding: 84px 0 90px; }
.v6-tab-list { display: inline-flex; gap: 8px; padding: 6px; background: #eef2fa; border-radius: 999px; margin-bottom: 38px; }
.v6-tab { border: none; background: transparent; padding: 9px 26px; border-radius: 999px; font-size: 14.5px; font-weight: 600; color: var(--v6-text-sub); transition: all 0.25s; }
.v6-tab:hover { color: var(--v6-primary); }
.v6-tab.is-active { background: #fff; color: var(--v6-primary); box-shadow: 0 3px 12px rgba(23, 34, 66, 0.10); }
.v6-sol-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.v6-sol-card { position: relative; background: #fff; border: 1px solid var(--v6-border); border-radius: var(--v6-radius-lg); padding: 30px 28px 26px; display: flex; flex-direction: column; gap: 12px; overflow: hidden; transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s; }
.v6-sol-card::before { content: ""; position: absolute; top: 0; left: 0; width: 100%; height: 4px; background: linear-gradient(90deg, var(--v6-primary), #4c8dff); transform: scaleX(0); transform-origin: left; transition: transform 0.4s ease; }
.v6-sol-card:hover { transform: translateY(-8px); box-shadow: var(--v6-shadow-lg); border-color: #cfe0ff; }
.v6-sol-card:hover::before { transform: scaleX(1); }
.v6-sol-num { position: absolute; top: 18px; right: 22px; font-size: 15px; font-weight: 800; color: #d4e0f6; letter-spacing: 1px; }
.v6-sol-ic { display: inline-flex; align-items: center; justify-content: center; width: 60px; height: 60px; border-radius: 16px; background: var(--v6-primary-light); color: var(--v6-primary); margin-bottom: 4px; }
.v6-sol-card:hover .v6-sol-ic { background: var(--v6-primary); color: #fff; transition: background 0.3s, color 0.3s; }
.v6-sol-card h3 { font-size: 20px; font-weight: 800; letter-spacing: 0.3px; }
.v6-sol-card p { font-size: 14px; color: var(--v6-text-sub); flex: 1; line-height: 1.75; }
.v6-sol-more { font-size: 14px; color: var(--v6-primary); font-weight: 700; display: inline-flex; align-items: center; gap: 5px; }
.v6-sol-more i { font-style: normal; transition: transform 0.25s; }
.v6-sol-card:hover .v6-sol-more i { transform: translateX(5px); }
/* 首张特色大卡：跨两列，内容更丰富 */
.v6-sol-card-featured { grid-column: span 2; background: linear-gradient(135deg, #f0f6ff 0%, #ffffff 60%); border-color: #cfe0ff; }
.v6-sol-card-featured h3 { font-size: 24px; }
.v6-sol-card-featured p { font-size: 15px; max-width: 520px; }

/* ============ 实力六宫格 ============ */
.v6-strength { padding: 80px 0 88px; }
.v6-strength-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.v6-scard { position: relative; background: #fff; border: 1px solid var(--v6-border); border-radius: var(--v6-radius); padding: 28px 24px 24px; overflow: hidden; transition: transform 0.3s ease, box-shadow 0.3s ease; }
.v6-scard::before { content: ""; position: absolute; top: 0; left: 0; width: 100%; height: 3px; background: linear-gradient(90deg, var(--v6-primary), #4c8dff); transform: scaleX(0); transform-origin: left; transition: transform 0.35s ease; }
.v6-scard:hover { transform: translateY(-6px); box-shadow: var(--v6-shadow-lg); }
.v6-scard:hover::before { transform: scaleX(1); }
.v6-scard-num { font-size: 14px; font-weight: 800; color: #c3d4f5; letter-spacing: 1px; }
.v6-scard h3 { font-size: 18px; margin: 8px 0 10px; font-weight: 700; }
.v6-scard p { font-size: 13.5px; color: var(--v6-text-sub); }

/* ============ 服务流程 ============ */
.v6-service { padding: 84px 0; }
.v6-service .v6-sec-head { justify-content: center; text-align: center; }
.v6-service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.v6-sv-card { background: #fff; border: 1px solid var(--v6-border); border-radius: var(--v6-radius-lg); padding: 36px 30px 32px; text-align: center; transition: transform 0.3s ease, box-shadow 0.3s ease; }
.v6-sv-card:hover { transform: translateY(-8px); box-shadow: var(--v6-shadow-lg); }
.v6-sv-ic { display: inline-flex; align-items: center; justify-content: center; width: 64px; height: 64px; border-radius: 18px; background: var(--v6-primary-light); color: var(--v6-primary); margin-bottom: 18px; }
.v6-sv-card:hover .v6-sv-ic { background: var(--v6-primary); color: #fff; transition: background 0.3s, color 0.3s; }
.v6-sv-card h3 { font-size: 19px; font-weight: 800; margin-bottom: 12px; }
.v6-sv-card p { font-size: 14px; color: var(--v6-text-sub); margin-bottom: 18px; }
.v6-sv-badge { display: inline-block; font-size: 13px; color: var(--v6-primary); background: var(--v6-primary-light); border-radius: 999px; padding: 7px 18px; font-weight: 600; }
.v6-service .v6-sec-more { margin-top: 42px; }

/* ============ 新闻中心（三栏卡片 · 每条带封面） ============ */
.v6-news { padding: 80px 0 88px; }
.v6-news-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.v6-ncard { display: flex; flex-direction: column; background: #fff; border: 1px solid var(--v6-border); border-radius: var(--v6-radius-lg); overflow: hidden; transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s; }
.v6-ncard:hover { transform: translateY(-8px); box-shadow: var(--v6-shadow-lg); border-color: #cfe0ff; }
.v6-ncard-img { width: 100%; height: 190px; object-fit: cover; background: #eef3fb; }
.v6-ncard-img-fallback { display: flex; align-items: center; justify-content: center; color: #b9c8e4; background: linear-gradient(135deg, #f0f5ff, #e6eefc); }
.v6-ncard-body { padding: 20px 22px 22px; display: flex; flex-direction: column; gap: 9px; flex: 1; }
.v6-ncard-meta { display: flex; align-items: center; justify-content: space-between; }
.v6-ncard-tag { font-size: 12px; color: var(--v6-primary); background: var(--v6-primary-light); border-radius: 999px; padding: 3px 12px; font-weight: 700; }
.v6-ncard-meta time { font-size: 12.5px; color: var(--v6-text-faint); }
.v6-ncard-body h3 { font-size: 16.5px; font-weight: 700; line-height: 1.55; }
.v6-ncard-body p { font-size: 13.5px; color: var(--v6-text-sub); flex: 1; }
.v6-ncard-more { font-size: 13.5px; color: var(--v6-primary); font-weight: 600; display: inline-flex; align-items: center; gap: 4px; }
.v6-ncard-more i { font-style: normal; transition: transform 0.25s; }
.v6-ncard:hover .v6-ncard-more i { transform: translateX(4px); }

/* ============ 底部 CTA（静态标语卡） ============ */
.v6-cta { padding: 0 0 96px; }
.v6-cta-card { position: relative; background: var(--v6-grad-cta); border-radius: 26px; padding: 72px 48px; text-align: center; overflow: hidden; }
.v6-cta-card h2 { position: relative; color: #fff; font-size: clamp(26px, 3.2vw, 40px); font-weight: 800; line-height: 1.4; }
.v6-cta-card h2 em { font-style: normal; color: #ffd43b; }
.v6-cta-sub { position: relative; margin-top: 16px !important; font-size: 15px; color: rgba(255, 255, 255, 0.82); }
.v6-cta-actions { position: relative; display: flex; justify-content: center; gap: 18px; margin-top: 34px; flex-wrap: wrap; }
.v6-cta-ribbons { position: absolute; inset: 0; overflow: hidden; pointer-events: none; }
.v6-cta-ribbons i { position: absolute; border-radius: 999px; filter: blur(2px); opacity: 0.5; }
.v6-cta-ribbons i:nth-child(1) { width: 340px; height: 340px; background: radial-gradient(circle, rgba(120, 190, 255, 0.5), transparent 70%); top: -170px; left: -90px; animation: v6-float 7s ease-in-out infinite; }
.v6-cta-ribbons i:nth-child(2) { width: 420px; height: 420px; background: radial-gradient(circle, rgba(255, 255, 255, 0.25), transparent 70%); bottom: -240px; right: -110px; animation: v6-float 9s 0.8s ease-in-out infinite; }
.v6-cta-ribbons i:nth-child(3) { width: 200px; height: 200px; background: radial-gradient(circle, rgba(255, 212, 59, 0.30), transparent 70%); top: 40px; right: 22%; animation: v6-float 8s 0.4s ease-in-out infinite; }
@keyframes v6-float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-22px); } }

/* ============ 页脚 ============ */
.v6-footer { background: var(--v6-dark); color: rgba(255, 255, 255, 0.82); padding: 58px 0 26px; }
.v6-footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 40px; }
.v6-footer-brand .v6-brand { margin-bottom: 16px; }
.v6-footer-brand .v6-brand-logo { width: 160px; }
.v6-footer-brand p { font-size: 13.5px; color: rgba(255, 255, 255, 0.6); margin-top: 8px; }
.v6-footer-tel a { color: #7db4ff; font-weight: 700; font-size: 15px; }
.v6-footer-tel a:hover { text-decoration: underline; }
.v6-footer-col h4 { font-size: 15px; color: #fff; margin-bottom: 16px; letter-spacing: 1px; }
.v6-footer-col a { display: block; font-size: 13.5px; color: rgba(255, 255, 255, 0.6); padding: 5px 0; transition: color 0.2s, transform 0.2s; }
.v6-footer-col a:hover { color: #7db4ff; transform: translateX(4px); }
.v6-footer-bottom { margin-top: 44px; padding-top: 22px; border-top: 1px solid rgba(255, 255, 255, 0.1); text-align: center; font-size: 13px; color: rgba(255, 255, 255, 0.4); }
.v6-footer-bottom a { color: rgba(255, 255, 255, 0.55); }
.v6-footer-bottom a:hover { color: #7db4ff; }

/* ============ 响应式 ============ */
@media (max-width: 1080px) {
    .v6-nav { display: none; }
    .v6-menu-toggle { display: block; margin-left: auto; }
    .v6-mobile-nav { display: block; }
    .v6-brand-logo { width: 148px; }
    .v6-hero-banner { min-height: 0; }
    .v6-banner-slide { position: relative; display: none; padding: 48px 0 64px; }
    .v6-banner-slide.is-active { display: flex; flex-direction: column; gap: 28px; }
    .v6-banner-copy { flex: none; }
    .v6-banner-art { display: none; }
    .v6-banner-art.v6-hero-panel { display: none; }
    .v6-abilities-grid { grid-template-columns: repeat(3, 1fr); }
    .v6-products-grid, .v6-strength-grid, .v6-service-grid { grid-template-columns: repeat(2, 1fr); }
    .v6-sol-grid { grid-template-columns: repeat(2, 1fr); }
    .v6-sol-card-featured { grid-column: span 2; }
    .v6-news-cards { grid-template-columns: repeat(2, 1fr); }
    .v6-stats-inner { grid-template-columns: repeat(2, 1fr); gap: 30px 14px; }
    .v6-stat:nth-child(2)::after { display: none; }
    .v6-footer-grid { grid-template-columns: 1fr 1fr; }
    .v6-tel { display: none; }
    .v6-cta-card { padding: 52px 32px; }
}

@media (max-width: 640px) {
    .v6-wrap { padding: 0 18px; }
    .v6-brand-logo { width: 132px; }
    .v6-banner-btns { flex-direction: column; align-items: stretch; }
    .v6-banner-btns .v6-btn { width: 100%; }
    .v6-abilities-grid { grid-template-columns: 1fr 1fr; }
    .v6-products-grid, .v6-strength-grid, .v6-service-grid { grid-template-columns: 1fr; }
    .v6-sol-grid { grid-template-columns: 1fr; }
    .v6-sol-card-featured { grid-column: span 1; }
    .v6-news-cards { grid-template-columns: 1fr; }
    .v6-stats-inner { grid-template-columns: 1fr 1fr; }
    .v6-stat::after { display: none; }
    .v6-tab-list { width: 100%; justify-content: center; }
    .v6-hero-banner > .v6-banner-arrow { display: none; }
    .v6-banner-slide { padding: 36px 0 56px; }
    .v6-footer-grid { grid-template-columns: 1fr; gap: 28px; }
    .v6-cta-card { padding: 44px 22px; }
    .v6-cta-actions { flex-direction: column; align-items: stretch; }
    .v6-notice-close { right: 8px; }
    .v6-notice-link { display: none; }
}

/* 小屏微调：竖排区块标题字号 */
@media (max-width: 420px) {
    .v6-h2 { font-size: 23px; }
    .v6-banner-copy h1 { font-size: 29px; }
    .v6-abilities-grid { grid-template-columns: 1fr; }
}

/* ================================================== V6.2 新增板块（参考 imhehe/bjyueyue 改版） ========== */
/* 板块副标题 */
.v6-sec-sub { text-align: center; margin: -28px 0 40px; font-size: 15px; color: var(--v6-text-sub); line-height: 1.7; }
.v6-sec-head .v6-sec-sub { margin: 14px 0 0; }

/* —— 服务领域 8 宫格（卡片可点击，带箭头） —— */
.v6-abilities-grid-8 { display: grid !important; grid-template-columns: repeat(4, 1fr) !important; gap: 20px; }
.v6-abilities-grid-8 .v6-ability { display: block !important; text-align: left !important; padding: 28px 24px 24px !important; }
.v6-abilities-grid-8 .v6-ability-ic { margin-bottom: 16px; }
.v6-abilities-grid-8 .v6-ability strong { font-size: 17.5px; margin-bottom: 10px; }
.v6-abilities-grid-8 .v6-ability p { font-size: 13.5px; line-height: 1.75; min-height: 47px; }
.v6-abilities-grid-8 .v6-ability::after { content: "→"; position: absolute; right: 20px; top: 24px; font-size: 15px; color: #c3cee3; opacity: 0; transform: translateX(-6px); transition: all 0.28s; }
.v6-abilities-grid-8 .v6-ability { position: relative; }
.v6-abilities-grid-8 .v6-ability:hover::after { opacity: 1; transform: none; color: var(--v6-primary); }

/* —— 交付流程四步 —— */
.v6-process { padding: 84px 0 64px; }
.v6-process-grid { display: grid !important; grid-template-columns: repeat(4, 1fr) !important; gap: 20px; counter-reset: v6step; }
.v6-step { position: relative; background: #fff; border: 1px solid var(--v6-border); border-radius: var(--v6-radius); padding: 30px 24px 26px; overflow: hidden; transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s; }
.v6-step::before { content: ""; position: absolute; top: 0; left: 0; width: 100%; height: 3px; background: linear-gradient(90deg, var(--v6-primary), #4c8dff); opacity: 0; transition: opacity 0.3s; }
.v6-step:hover { transform: translateY(-6px); box-shadow: var(--v6-shadow-lg); border-color: #cfe0ff; }
.v6-step:hover::before { opacity: 1; }
.v6-step-no { display: inline-block; font-size: 12px; font-weight: 800; letter-spacing: 2.5px; color: var(--v6-primary); background: var(--v6-primary-light); border-radius: 999px; padding: 5px 14px; margin-bottom: 16px; }
.v6-step h3 { font-size: 19px; font-weight: 700; margin-bottom: 10px; }
.v6-step p { font-size: 13.5px; color: var(--v6-text-sub); line-height: 1.8; }
.v6-process-strip { margin-top: 30px; display: flex; flex-wrap: wrap; justify-content: center; gap: 10px 12px; }
.v6-process-strip span { font-size: 13px; color: var(--v6-text-faint); background: #f3f6fd; border: 1px solid #e6ecf8; border-radius: 999px; padding: 6px 16px; }

/* —— 交付痛点 7 项 —— */
.v6-pains { padding: 80px 0 88px; }
.v6-pains-grid { display: grid !important; grid-template-columns: repeat(4, 1fr) !important; gap: 18px; }
.v6-pain { position: relative; background: #fff; border: 1px solid var(--v6-border); border-radius: var(--v6-radius); padding: 24px 22px 22px; transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s; }
.v6-pain:hover { transform: translateY(-5px); box-shadow: var(--v6-shadow); border-color: #ffd9c2; }
.v6-pain-no { display: block; font-size: 26px; font-weight: 800; color: #ffe1cf; line-height: 1; margin-bottom: 12px; }
.v6-pain:hover .v6-pain-no { color: #ff8a4d; }
.v6-pain h3 { font-size: 16.5px; font-weight: 700; margin-bottom: 8px; }
.v6-pain p { font-size: 13px; color: var(--v6-text-sub); line-height: 1.7; }
.v6-pain:nth-child(7) { grid-column: span 2; display: flex; align-items: center; gap: 18px; }
.v6-pain:nth-child(7) .v6-pain-no { margin-bottom: 0; }
.v6-pain:nth-child(7) h3 { margin-bottom: 5px; }

/* —— V6.2 响应式补丁 —— */
@media (max-width: 1080px) {
    .v6-abilities-grid-8 { grid-template-columns: repeat(2, 1fr) !important; }
    .v6-process-grid { grid-template-columns: repeat(2, 1fr) !important; }
    .v6-pains-grid { grid-template-columns: repeat(2, 1fr) !important; }
    .v6-pain:nth-child(7) { grid-column: span 2; }
}
@media (max-width: 640px) {
    .v6-abilities-grid-8 { grid-template-columns: 1fr !important; }
    .v6-process-grid { grid-template-columns: 1fr !important; }
    .v6-pains-grid { grid-template-columns: 1fr !important; }
    .v6-pain:nth-child(7) { grid-column: span 1; display: block; }
    .v6-pain:nth-child(7) .v6-pain-no { margin-bottom: 12px; }
    .v6-sec-sub { margin: -18px 0 30px; }
}