/* ==========================================================================
   MegaDatatech 内页高端重设计 (Premium Pages)
   经 page_css 挂钩在内页加载, .pp- 前缀作用域
   统一设计语言: 深色页头 / 红色 eyebrow / 大字排版 / reveal 入场
   ========================================================================== */

.pp {
    --pp-red: #F02F2C;
    --pp-red-deep: #B11A17;
    --pp-black: #131313;
    --pp-text: #17181a;
    --pp-text-2: #5c5e62;
    --pp-gray: #F5F5F4;
    --pp-line: #E3E1DE;
    --pp-radius: 14px;
    --pp-ease: cubic-bezier(.22, .61, .36, 1);
}

/* ==========================================================================
   统一深色页头
   ========================================================================== */
.pp-hero {
    position: relative;
    background: var(--pp-black);
    overflow: hidden;
    padding: 120px 0 86px;
}
.pp-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(720px 320px at 88% -10%, rgba(240, 47, 44, .2), transparent 62%),
        radial-gradient(560px 300px at 6% 115%, rgba(177, 26, 23, .16), transparent 64%);
}
.pp-hero::after {
    content: "";
    position: absolute;
    left: 0; right: 0; bottom: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(240, 47, 44, .55), transparent);
}
.pp-hero-inner { position: relative; z-index: 2; }
.pp-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 32px;
}
.pp-crumb {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    font-size: 13px;
    letter-spacing: .06em;
    color: rgba(255, 255, 255, .45);
    margin-bottom: 26px;
}
.pp-crumb a { color: rgba(255, 255, 255, .7); text-decoration: none; transition: color .3s; }
.pp-crumb a:hover { color: var(--pp-red); }
.pp-crumb .sep { opacity: .5; }
.pp-hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font: 600 13px/1 'Roboto', "Noto Sans HK", sans-serif;
    letter-spacing: .26em;
    text-transform: uppercase;
    color: #ff6a52;
    margin-bottom: 18px;
}
.pp-hero-eyebrow::before { content: ""; width: 34px; height: 2px; background: var(--pp-red); }
.pp-hero-title {
    font-size: clamp(1.9rem, 4vw, 3.1rem);
    font-weight: 700;
    line-height: 1.25;
    color: #fff;
    margin: 0 0 16px;
    max-width: 820px;
}
.pp-hero-desc {
    max-width: 680px;
    font-size: 16px;
    line-height: 1.95;
    color: rgba(255, 255, 255, .66);
    margin: 0;
}

/* ==========================================================================
   通用区块
   ========================================================================== */
.pp-section { padding: 96px 0; }
.pp-section--gray { background: var(--pp-gray); }
.pp-section--dark { background: var(--pp-black); }
.pp-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font: 600 13px/1 'Roboto', "Noto Sans HK", sans-serif;
    letter-spacing: .26em;
    text-transform: uppercase;
    color: var(--pp-red-deep);
    margin-bottom: 16px;
}
.pp-eyebrow::before { content: ""; width: 30px; height: 2px; background: var(--pp-red); }
.pp-section--dark .pp-eyebrow { color: var(--pp-red); }
.pp-h2 {
    font-size: clamp(1.6rem, 3vw, 2.4rem);
    font-weight: 700;
    line-height: 1.3;
    color: var(--pp-text);
    margin: 0 0 20px;
}
.pp-section--dark .pp-h2 { color: #fff; }

/* reveal 入场 */
.pp-reveal {
    opacity: 0;
    transform: translateY(26px);
    transition: opacity .8s var(--pp-ease), transform .8s var(--pp-ease);
    transition-delay: var(--pp-delay, 0s);
    will-change: opacity, transform;
}
.pp-reveal.is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
    .pp-reveal { opacity: 1; transform: none; transition: none; }
}

/* ==========================================================================
   最新消息 —— 杂志式卡片网格
   ========================================================================== */
.pp-news-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
}
.pp-news-card {
    display: flex;
    flex-direction: column;
    background: #fff;
    border: 1px solid var(--pp-line);
    border-radius: var(--pp-radius);
    overflow: hidden;
    text-decoration: none;
    transition: transform .4s var(--pp-ease), box-shadow .4s var(--pp-ease);
}
.pp-news-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 26px 50px rgba(19, 19, 19, .13);
}
.pp-news-card--feature { grid-column: span 2; flex-direction: row; }
.pp-news-thumb {
    position: relative;
    overflow: hidden;
    background: #d9d9d9;
    aspect-ratio: 16 / 9.2;
    flex: none;
}
.pp-news-card--feature .pp-news-thumb { width: 58%; aspect-ratio: auto; min-height: 320px; }
.pp-news-thumb img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform .7s var(--pp-ease);
}
.pp-news-card:hover .pp-news-thumb img { transform: scale(1.06); }
.pp-news-date {
    position: absolute;
    left: 16px;
    bottom: -16px;
    z-index: 2;
    background: #fff;
    border-radius: 10px;
    padding: 9px 15px;
    font: 700 14px/1.2 'Roboto', sans-serif;
    color: var(--pp-black);
    box-shadow: 0 10px 22px rgba(19, 19, 19, .16);
}
.pp-news-date::after {
    content: "";
    display: block;
    width: 26px; height: 2px;
    margin-top: 5px;
    background: var(--pp-red);
}
.pp-news-body { padding: 36px 26px 26px; display: flex; flex-direction: column; flex: 1; }
.pp-news-card--feature .pp-news-body { padding: 40px 36px; justify-content: center; }
.pp-news-title {
    font-size: 18px;
    font-weight: 600;
    line-height: 1.7;
    color: var(--pp-text);
    margin: 0 0 16px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: color .3s;
}
.pp-news-card--feature .pp-news-title { font-size: 22px; -webkit-line-clamp: 3; }
.pp-news-card:hover .pp-news-title { color: var(--pp-red-deep); }
.pp-news-more {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13.5px;
    font-weight: 600;
    letter-spacing: .1em;
    color: var(--pp-text-2);
    margin-top: auto;
    transition: color .3s, gap .3s;
}
.pp-news-card:hover .pp-news-more { color: var(--pp-red); gap: 12px; }

/* 分页 */
.pp-pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    margin-top: 56px;
}
.pp-pagination a, .pp-pagination span {
    min-width: 44px;
    height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0 12px;
    border-radius: 10px;
    border: 1px solid var(--pp-line);
    background: #fff;
    font: 600 14px/1 'Roboto', sans-serif;
    color: var(--pp-text-2);
    text-decoration: none;
    transition: all .3s;
}
.pp-pagination a:hover { border-color: var(--pp-black); color: var(--pp-black); }
.pp-pagination .is-cur {
    background: linear-gradient(96deg, var(--pp-red), var(--pp-red-deep));
    border-color: transparent;
    color: #fff;
}
.pp-pagination .is-disabled { opacity: .38; pointer-events: none; }
.pp-pagination svg { width: 12px; height: 14px; }

/* ==========================================================================
   详情页阅读版式(新闻/经验共用)
   ========================================================================== */
.pp-article { padding: 84px 0 96px; }
.pp-article-head { max-width: 840px; margin: 0 auto 44px; text-align: center; }
.pp-article-meta {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 14px;
    font: 600 13px/1 'Roboto', sans-serif;
    letter-spacing: .14em;
    color: var(--pp-red-deep);
    margin-bottom: 22px;
}
.pp-article-meta i { width: 26px; height: 1px; background: var(--pp-line); }
.pp-article-title {
    font-size: clamp(1.6rem, 3.4vw, 2.5rem);
    font-weight: 700;
    line-height: 1.4;
    color: var(--pp-text);
    margin: 0;
}
.pp-article-body {
    max-width: 840px;
    margin: 0 auto;
    font-size: 16.5px;
    line-height: 2.05;
    color: #333437;
}
.pp-article-body p { margin: 0 0 1.2em; }
.pp-article-body img { max-width: 100%; height: auto; border-radius: 10px; }
.pp-article-body h2 {
    margin: 2.1em 0 .9em;
    font-size: 22px;
    font-weight: 700;
    line-height: 1.45;
    color: var(--pp-black);
    padding-left: 14px;
    border-left: 4px solid var(--pp-red);
}
.pp-article-body h3 {
    margin: 1.6em 0 .7em;
    font-size: 18px;
    font-weight: 700;
    color: var(--pp-black);
}
.pp-article-body .blog-detail__time {
    margin-top: 34px;
    font: 600 14px/1 'Roboto', sans-serif;
    letter-spacing: .1em;
    color: #9a9b9d;
}
/* 画廊轮播沿用 .mySwiper2/.mySwiper 结构(custom.js 初始化), 包新皮肤 */
.pp-gallery { max-width: 920px; margin: 0 auto 46px; }
.pp-article-body .blog-detail__swiper {
    border-radius: var(--pp-radius);
    overflow: hidden;
    box-shadow: 0 26px 54px rgba(19, 19, 19, .14);
    --swiper-navigation-color: #fff;
    --swiper-pagination-color: var(--pp-red);
}
.pp-article-body .blog-detail__swiper .swiper-slide img { width: 100%; display: block; }
.pp-article-body .mySwiper { margin-top: 12px; }
.pp-article-body .mySwiper .swiper-slide {
    border-radius: 10px;
    overflow: hidden;
    opacity: .45;
    transition: opacity .3s;
    cursor: pointer;
}
.pp-article-body .mySwiper .swiper-slide-thumb-active { opacity: 1; outline: 2px solid var(--pp-red); }
.pp-article-body .mySwiper img { width: 100%; display: block; }

/* 相关推荐(复用新闻卡) */
.pp-related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 26px;
}

/* ==========================================================================
   產品及服務 —— 锚点导航 + 编号大区块
   ========================================================================== */
.pp-anchor-bar {
    position: sticky;
    top: 72px;
    z-index: 60;
    background: rgba(255, 255, 255, .94);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--pp-line);
}
.pp-anchor-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 32px;
    display: flex;
    gap: 8px;
    overflow-x: auto;
    scrollbar-width: none;
}
.pp-anchor-inner::-webkit-scrollbar { display: none; }
.pp-anchor {
    flex: none;
    padding: 16px 18px;
    font-size: 14px;
    font-weight: 600;
    letter-spacing: .04em;
    color: var(--pp-text-2);
    text-decoration: none;
    border-bottom: 2px solid transparent;
    transition: color .3s, border-color .3s;
    white-space: nowrap;
}
.pp-anchor:hover { color: var(--pp-black); }
.pp-anchor.is-cur { color: var(--pp-red-deep); border-bottom-color: var(--pp-red); }

.pp-service-block {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: clamp(40px, 5vw, 80px);
    padding: 76px 0;
    border-bottom: 1px solid var(--pp-line);
}
.pp-service-block:last-child { border-bottom: none; }
.pp-service-side { position: relative; }
.pp-service-side-inner { position: sticky; top: 150px; }
.pp-service-no {
    font: 700 62px/1 'Roboto', sans-serif;
    letter-spacing: .02em;
    color: transparent;
    -webkit-text-stroke: 1.5px rgba(240, 47, 44, .5);
    margin-bottom: 18px;
}
.pp-service-name {
    font-size: 25px;
    font-weight: 700;
    line-height: 1.45;
    color: var(--pp-text);
    margin: 0 0 18px;
}
.pp-service-img {
    border-radius: var(--pp-radius);
    overflow: hidden;
    box-shadow: 0 22px 44px rgba(19, 19, 19, .12);
}
.pp-service-img img { width: 100%; display: block; }
.pp-service-content p.pp-p {
    font-size: 16px;
    line-height: 2;
    color: var(--pp-text-2);
    margin: 0 0 18px;
}
.pp-service-content .pp-li {
    position: relative;
    padding: 13px 0 13px 34px;
    border-bottom: 1px solid var(--pp-line);
    font-size: 15.5px;
    font-weight: 500;
    color: var(--pp-text);
    list-style: none;
}
.pp-service-content .pp-li::before {
    content: "";
    position: absolute;
    left: 6px; top: 50%;
    transform: translateY(-50%) rotate(45deg);
    width: 7px; height: 7px;
    background: linear-gradient(135deg, var(--pp-red), var(--pp-red-deep));
    border-radius: 2px;
}
.pp-subs {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin: 20px 0;
}
.pp-sub {
    background: #fff;
    border: 1px solid var(--pp-line);
    border-left: 3px solid var(--pp-red);
    border-radius: 10px;
    padding: 14px 18px;
    font-size: 14.5px;
    font-weight: 600;
    color: var(--pp-text);
}

/* ==========================================================================
   公司簡介
   ========================================================================== */
.pp-about-lead {
    display: grid;
    grid-template-columns: 1.05fr .95fr;
    gap: clamp(44px, 6vw, 88px);
    align-items: center;
}
.pp-about-lead-text p {
    font-size: 16px;
    line-height: 2.05;
    color: var(--pp-text-2);
    margin: 0 0 1.1em;
}
.pp-about-figure { position: relative; }
.pp-about-figure img {
    width: 100%;
    height: clamp(360px, 42vw, 520px);
    object-fit: cover;
    border-radius: var(--pp-radius);
    box-shadow: 0 30px 60px rgba(19, 19, 19, .16);
}
.pp-about-year {
    position: absolute;
    left: -14px;
    bottom: 40px;
    background: #fff;
    border-radius: var(--pp-radius);
    padding: 16px 22px;
    box-shadow: 0 20px 44px rgba(19, 19, 19, .18);
}
.pp-about-year img { width: 86px; height: auto; display: block; box-shadow: none; }

.pp-dir-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}
.pp-dir-card {
    position: relative;
    background: var(--pp-black-soft, #1b1b1b);
    border: 1px solid rgba(255, 255, 255, .08);
    border-radius: var(--pp-radius);
    padding: 34px 28px 30px;
    transition: transform .45s var(--pp-ease), border-color .45s;
}
.pp-dir-card:hover { transform: translateY(-6px); border-color: rgba(240, 47, 44, .4); }
.pp-dir-no {
    font: 700 15px/1 'Roboto', sans-serif;
    letter-spacing: .18em;
    color: #ff6a52;
    padding-bottom: 10px;
    margin-bottom: 22px;
    border-bottom: 1px solid rgba(255, 255, 255, .12);
    display: inline-block;
}
.pp-dir-title {
    font-size: 19px;
    font-weight: 700;
    line-height: 1.55;
    color: #fff;
    margin: 0 0 16px;
}
.pp-dir-desc {
    font-size: 14.5px;
    line-height: 1.95;
    color: rgba(255, 255, 255, .68);
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 8;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.pp-phi-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}
.pp-phi-card {
    background: #fff;
    border: 1px solid var(--pp-line);
    border-radius: var(--pp-radius);
    padding: 34px 26px 30px;
    text-align: center;
    transition: transform .45s var(--pp-ease), box-shadow .45s var(--pp-ease);
}
.pp-phi-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 24px 46px rgba(19, 19, 19, .1);
}
.pp-phi-letter {
    font: 700 64px/1 'Roboto', sans-serif;
    background: linear-gradient(160deg, #ff6a52, var(--pp-red-deep));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    margin-bottom: 8px;
}
.pp-phi-exp {
    font-size: 17px;
    font-weight: 700;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--pp-text);
    margin-bottom: 12px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--pp-red);
    display: inline-block;
}
.pp-phi-desc { font-size: 14px; line-height: 1.9; color: var(--pp-text-2); margin: 0; }

/* 关联企业 */
.pp-rel-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}
.pp-rel-group {
    background: #fff;
    border: 1px solid var(--pp-line);
    border-radius: var(--pp-radius);
    padding: 30px 28px;
}
.pp-rel-region {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 15px;
    font-weight: 700;
    letter-spacing: .14em;
    text-transform: uppercase;
    color: var(--pp-text);
    margin-bottom: 20px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--pp-line);
}
.pp-rel-region::before {
    content: "";
    width: 8px; height: 8px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--pp-red), var(--pp-red-deep));
}
.pp-rel-logos { display: flex; flex-wrap: wrap; gap: 14px; }
.pp-rel-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 116px;
    height: 60px;
    padding: 10px;
    border: 1px solid var(--pp-line);
    border-radius: 10px;
    background: #fff;
    transition: border-color .3s, box-shadow .3s, transform .3s;
}
.pp-rel-logo:hover {
    border-color: rgba(240, 47, 44, .45);
    box-shadow: 0 12px 26px rgba(19, 19, 19, .08);
    transform: translateY(-3px);
}
.pp-rel-logo img { max-width: 100%; max-height: 100%; object-fit: contain; }

/* ==========================================================================
   公司資質 —— 时间线卡片
   ========================================================================== */
.pp-cert-list { display: grid; gap: 18px; }
.pp-cert-card {
    display: grid;
    grid-template-columns: 150px 1fr;
    gap: 30px;
    background: #fff;
    border: 1px solid var(--pp-line);
    border-radius: var(--pp-radius);
    padding: 32px 34px;
    transition: transform .4s var(--pp-ease), box-shadow .4s var(--pp-ease), border-color .4s;
}
.pp-cert-card:hover {
    transform: translateX(6px);
    border-color: rgba(240, 47, 44, .38);
    box-shadow: 0 20px 42px rgba(19, 19, 19, .08);
}
.pp-cert-date {
    align-self: start;
    text-align: center;
    background: var(--pp-black);
    color: #fff;
    border-radius: 12px;
    padding: 16px 12px;
}
.pp-cert-date b { display: block; font: 700 26px/1 'Roboto', sans-serif; }
.pp-cert-date b em { font-style: normal; color: #ff6a52; font-size: .55em; }
.pp-cert-date span { display: block; margin-top: 6px; font: 600 11px/1 'Roboto', sans-serif; letter-spacing: .2em; color: rgba(255, 255, 255, .55); }
.pp-cert-title {
    font-size: 19px;
    font-weight: 700;
    line-height: 1.55;
    color: var(--pp-text);
    margin: 0 0 12px;
}
.pp-cert-desc { font-size: 15px; line-height: 1.95; color: var(--pp-text-2); margin: 0; }
.pp-cert-desc a { color: var(--pp-red-deep); font-weight: 600; }
.pp-cert-desc strong { color: var(--pp-text); }

/* ==========================================================================
   項目經驗 —— 主案例大卡 + 项目系列
   ========================================================================== */
.pp-exp-feature {
    display: grid;
    grid-template-columns: 1.1fr .9fr;
    gap: 0;
    background: #fff;
    border: 1px solid var(--pp-line);
    border-radius: var(--pp-radius);
    overflow: hidden;
    margin-bottom: 26px;
    text-decoration: none;
    transition: transform .4s var(--pp-ease), box-shadow .4s var(--pp-ease);
}
.pp-exp-feature:hover { transform: translateY(-6px); box-shadow: 0 28px 54px rgba(19, 19, 19, .12); }
.pp-exp-feature .pp-exp-img { min-height: 340px; }
.pp-exp-feature .pp-exp-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.pp-exp-feature-body {
    padding: 44px 42px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.pp-exp-no {
    font: 700 13px/1 'Roboto', sans-serif;
    letter-spacing: .2em;
    color: var(--pp-red);
    margin-bottom: 14px;
}
.pp-exp-feature-title {
    font-size: 23px;
    font-weight: 700;
    line-height: 1.55;
    color: var(--pp-text);
    margin: 0 0 16px;
    transition: color .3s;
}
.pp-exp-feature:hover .pp-exp-feature-title { color: var(--pp-red-deep); }
.pp-exp-feature-desc {
    font-size: 15px;
    line-height: 1.95;
    color: var(--pp-text-2);
    margin: 0 0 20px;
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.pp-exp-more {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13.5px;
    font-weight: 700;
    letter-spacing: .1em;
    color: var(--pp-red-deep);
    transition: gap .3s;
}
.pp-exp-feature:hover .pp-exp-more { gap: 12px; }

.pp-projects-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}
.pp-project-card {
    position: relative;
    border-radius: var(--pp-radius);
    overflow: hidden;
    background: var(--pp-black);
    aspect-ratio: 4 / 3.4;
    text-decoration: none;
    display: flex;
    align-items: flex-end;
}
.pp-project-card img {
    position: absolute;
    inset: 0;
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform .7s var(--pp-ease), filter .5s;
    filter: brightness(.72);
}
.pp-project-card:hover img { transform: scale(1.06); filter: brightness(.5); }
.pp-project-card::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(184deg, rgba(19,19,19,.04) 40%, rgba(19,19,19,.88) 100%);
}
.pp-project-body { position: relative; z-index: 2; padding: 24px; width: 100%; }
.pp-project-title {
    font-size: 16.5px;
    font-weight: 600;
    line-height: 1.6;
    color: #fff;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ==========================================================================
   人才招聘 —— 职位手风琴
   ========================================================================== */
.pp-job-list { display: grid; gap: 16px; }
.pp-job {
    background: #fff;
    border: 1px solid var(--pp-line);
    border-radius: var(--pp-radius);
    overflow: hidden;
    transition: box-shadow .4s var(--pp-ease), border-color .4s;
}
.pp-job.is-open, .pp-job:hover { border-color: rgba(240, 47, 44, .35); }
.pp-job.is-open { box-shadow: 0 22px 46px rgba(19, 19, 19, .09); }
.pp-job-head {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 18px;
    padding: 26px 30px;
    background: none;
    border: none;
    cursor: pointer;
    text-align: left;
}
.pp-job-title { font-size: 19px; font-weight: 700; color: var(--pp-text); margin: 0; flex: 1; }
.pp-job-tag {
    flex: none;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 7px 14px;
    border-radius: 100px;
    background: rgba(240, 47, 44, .09);
    color: var(--pp-red-deep);
    font-size: 12.5px;
    font-weight: 700;
    letter-spacing: .05em;
}
.pp-job-tag::before {
    content: "";
    width: 7px; height: 7px;
    border-radius: 50%;
    background: var(--pp-red);
    animation: ppPulse 2s infinite;
}
@keyframes ppPulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(240, 47, 44, .4); }
    50% { box-shadow: 0 0 0 6px rgba(240, 47, 44, 0); }
}
.pp-job-arrow {
    flex: none;
    width: 38px; height: 38px;
    border-radius: 50%;
    border: 1px solid var(--pp-line);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--pp-text-2);
    transition: all .4s var(--pp-ease);
}
.pp-job-arrow svg { width: 14px; height: 14px; }
.pp-job.is-open .pp-job-arrow {
    background: var(--pp-black);
    border-color: var(--pp-black);
    color: #fff;
    transform: rotate(180deg);
}
.pp-job-body {
    max-height: 0;
    overflow: hidden;
    transition: max-height .55s var(--pp-ease);
}
.pp-job-body-inner {
    padding: 6px 30px 32px;
    border-top: 1px solid var(--pp-line);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 34px;
}
.pp-job-col h4 {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 15px;
    font-weight: 700;
    color: var(--pp-text);
    margin: 22px 0 16px;
}
.pp-job-col h4::before { content: ""; width: 16px; height: 2px; background: var(--pp-red); }
.pp-job-meta { font-size: 13.5px; color: var(--pp-text-2); margin: 0 0 4px; }
.pp-job-col ol, .pp-job-col ul { margin: 0; padding-left: 20px; }
.pp-job-col li {
    font-size: 14.5px;
    line-height: 1.9;
    color: var(--pp-text-2);
    margin-bottom: 7px;
}
.pp-job-apply-row { padding: 0 30px 30px; }

/* 申请表单 */
.pp-apply {
    background: var(--pp-gray);
    border: 1px solid var(--pp-line);
    border-radius: var(--pp-radius);
    padding: 34px;
}
.pp-apply-title { font-size: 18px; font-weight: 700; color: var(--pp-text); margin: 0 0 6px; }
.pp-apply-sub { font-size: 13.5px; color: var(--pp-text-2); margin: 0 0 22px; }
.pp-apply-row-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.pp-field { display: flex; flex-direction: column; gap: 8px; }
.pp-field--full { grid-column: 1 / -1; }
.pp-field label { font-size: 13px; font-weight: 600; color: var(--pp-text); }
.pp-field label em { color: var(--pp-red); font-style: normal; }
.pp-field input, .pp-field select, .pp-field textarea {
    border: 1px solid var(--pp-line);
    border-radius: 10px;
    background: #fff;
    padding: 13px 16px;
    font-size: 14.5px;
    color: var(--pp-text);
    outline: none;
    transition: border-color .3s, box-shadow .3s;
    font-family: inherit;
}
.pp-field textarea { min-height: 110px; resize: vertical; }
.pp-field input:focus, .pp-field select:focus, .pp-field textarea:focus {
    border-color: var(--pp-red);
    box-shadow: 0 0 0 3px rgba(240, 47, 44, .12);
}
.pp-apply-msg { margin-top: 14px; font-size: 14px; min-height: 20px; }
.pp-apply-msg.ok { color: #1d9e55; }
.pp-apply-msg.err { color: var(--pp-red-deep); }

/* ==========================================================================
   响应式
   ========================================================================== */
@media (max-width: 1180px) {
    .pp-service-block { grid-template-columns: 240px 1fr; }
}
@media (max-width: 1024px) {
    .pp-hero { padding: 96px 0 66px; }
    .pp-section { padding: 72px 0; }
    .pp-about-lead { grid-template-columns: 1fr; gap: 44px; }
    .pp-dir-grid { grid-template-columns: 1fr; }
    .pp-phi-grid { grid-template-columns: repeat(2, 1fr); }
    .pp-rel-grid { grid-template-columns: 1fr; }
    .pp-projects-grid { grid-template-columns: repeat(2, 1fr); }
    .pp-service-block { grid-template-columns: 1fr; gap: 28px; }
    .pp-service-side-inner { position: static; display: flex; align-items: center; gap: 22px; }
    .pp-service-no { margin-bottom: 0; font-size: 48px; }
    .pp-service-img { max-width: 340px; }
    .pp-anchor-bar { top: 68px; }
}
@media (max-width: 767px) {
    .pp-hero { padding: 76px 0 54px; }
    .pp-container { padding: 0 20px; }
    .pp-section { padding: 56px 0; }
    .pp-news-grid { grid-template-columns: 1fr; }
    .pp-news-card--feature { grid-column: span 1; flex-direction: column; }
    .pp-news-card--feature .pp-news-thumb { width: 100%; min-height: 0; aspect-ratio: 16/9.2; }
    .pp-news-card--feature .pp-news-body { padding: 34px 22px 22px; }
    .pp-news-card--feature .pp-news-title { font-size: 18px; }
    .pp-related-grid { grid-template-columns: 1fr; }
    .pp-exp-feature { grid-template-columns: 1fr; }
    .pp-exp-feature .pp-exp-img { min-height: 240px; }
    .pp-exp-feature-body { padding: 30px 24px; }
    .pp-projects-grid { grid-template-columns: 1fr; }
    .pp-cert-card { grid-template-columns: 1fr; gap: 18px; padding: 26px 22px; }
    .pp-cert-date { display: flex; align-items: baseline; gap: 8px; text-align: left; padding: 12px 16px; width: fit-content; }
    .pp-phi-grid { grid-template-columns: 1fr; }
    .pp-service-side-inner { flex-direction: column; align-items: flex-start; gap: 14px; }
    .pp-service-img { max-width: none; }
    .pp-subs { grid-template-columns: 1fr; }
    .pp-job-head { padding: 20px 18px; gap: 12px; flex-wrap: wrap; }
    .pp-job-title { font-size: 16.5px; width: 100%; }
    .pp-job-body-inner { grid-template-columns: 1fr; padding: 0 18px 24px; gap: 0; }
    .pp-job-apply-row { padding: 0 18px 24px; }
    .pp-apply { padding: 24px 18px; }
    .pp-apply-row-grid { grid-template-columns: 1fr; }
    .pp-article { padding: 56px 0 72px; }
    .pp-about-year { left: -4px; }
}

/* 详情页返回按钮 */
.pp-btn-back {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 13px 30px;
    border-radius: 100px;
    border: 1px solid var(--pp-line);
    background: #fff;
    font-size: 14px;
    font-weight: 600;
    letter-spacing: .06em;
    color: var(--pp-text-2);
    text-decoration: none;
    transition: all .3s;
}
.pp-btn-back:hover {
    background: var(--pp-black);
    border-color: var(--pp-black);
    color: #fff;
}

/* ==========================================================================
   动感升级层 (Premium Pages Motion)
   ========================================================================== */

/* ---------- 1. 页头: 光斑漂移 + 网格底纹 + 入场编排 ---------- */
.pp-hero::before {
    background:
        radial-gradient(680px 300px at 82% -12%, rgba(240, 47, 44, .26), transparent 60%),
        radial-gradient(520px 320px at 8% 118%, rgba(177, 26, 23, .22), transparent 62%);
    animation: ppGlowDrift 14s ease-in-out infinite alternate;
    will-change: transform;
}
@keyframes ppGlowDrift {
    from { transform: translate3d(0, 0, 0) scale(1); }
    to   { transform: translate3d(-34px, 20px, 0) scale(1.08); }
}
.pp-hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, .045) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, .045) 1px, transparent 1px);
    background-size: 56px 56px;
    -webkit-mask-image: radial-gradient(720px 420px at 70% 10%, #000 30%, transparent 78%);
    mask-image: radial-gradient(720px 420px at 70% 10%, #000 30%, transparent 78%);
    pointer-events: none;
}
.pp-hero::after {
    background: linear-gradient(90deg, transparent, rgba(240, 47, 44, .8), transparent);
    background-size: 220px 100%;
    background-repeat: no-repeat;
    background-position: -220px 0;
    animation: ppLineSweep 4.2s var(--pp-ease) .3s infinite;
}
@keyframes ppLineSweep {
    0%   { background-position: -220px 0; opacity: 0; }
    12%  { opacity: 1; }
    60%  { opacity: 1; }
    100% { background-position: calc(100% + 220px) 0; opacity: 0; }
}
.pp-hero-eyebrow::before { animation: ppLineGrow 1s var(--pp-ease) .15s backwards; }
@keyframes ppLineGrow { from { width: 0; } to { width: 34px; } }
.pp-hero-eyebrow { animation: ppFadeUp .8s var(--pp-ease) .05s backwards; }
.pp-hero-title { animation: ppTitleIn 1s var(--pp-ease) .18s backwards; }
.pp-hero-desc { animation: ppFadeUp .9s var(--pp-ease) .3s backwards; }
@keyframes ppTitleIn {
    from { opacity: 0; transform: translateY(28px); clip-path: inset(0 0 100% 0); }
    to   { opacity: 1; transform: none; clip-path: inset(0 0 -8% 0); }
}
@keyframes ppFadeUp {
    from { opacity: 0; transform: translateY(18px); }
    to   { opacity: 1; transform: none; }
}

/* ---------- 2. 四向 reveal ---------- */
.pp-reveal[data-pp="left"]  { transform: translateX(-38px); }
.pp-reveal[data-pp="right"] { transform: translateX(38px); }
.pp-reveal[data-pp="zoom"]  { transform: scale(.92); }
.pp-reveal[data-pp="left"].is-in,
.pp-reveal[data-pp="right"].is-in,
.pp-reveal[data-pp="zoom"].is-in { transform: none; }

/* ---------- 3. 认证时间线(贯穿竖线 + 点亮节点) ---------- */
.pp-cert-list {
    position: relative;
    padding-left: 44px;
}
.pp-cert-list::before {
    content: "";
    position: absolute;
    left: 13px;
    top: 8px;
    bottom: 8px;
    width: 2px;
    background: linear-gradient(180deg, rgba(240, 47, 44, .55), rgba(240, 47, 44, .12));
}
.pp-cert-card { position: relative; }
.pp-cert-card::before {
    content: "";
    position: absolute;
    left: -39px;
    top: 44px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #fff;
    border: 2px solid var(--pp-line);
    transition: all .5s var(--pp-ease);
    z-index: 1;
}
.pp-cert-card.is-in::before {
    background: linear-gradient(135deg, var(--pp-red), var(--pp-red-deep));
    border-color: rgba(240, 47, 44, .35);
    box-shadow: 0 0 0 6px rgba(240, 47, 44, .12), 0 0 18px rgba(240, 47, 44, .45);
}
.pp-cert-card.is-in { animation: ppSlideIn .8s var(--pp-ease) backwards; }
@keyframes ppSlideIn {
    from { opacity: 0; transform: translateX(34px); }
    to   { opacity: 1; transform: none; }
}

/* ---------- 4. 卡片微交互 ---------- */
.pp-news-card { transform-style: preserve-3d; }
.pp-news-card:hover .pp-news-date {
    transform: scale(1.07) translateY(-2px);
    box-shadow: 0 14px 28px rgba(19, 19, 19, .2);
}
.pp-news-date { transition: transform .35s var(--pp-ease), box-shadow .35s; }
.pp-dir-card { overflow: hidden; }
.pp-dir-card::after {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(360px 200px at 85% 0%, rgba(240, 47, 44, .22), transparent 66%);
    opacity: 0;
    transition: opacity .5s var(--pp-ease);
    pointer-events: none;
}
.pp-dir-card:hover::after { opacity: 1; }
.pp-phi-letter { transition: transform .45s cubic-bezier(.34, 1.56, .64, 1); display: inline-block; }
.pp-phi-card:hover .pp-phi-letter { transform: scale(1.14) translateY(-5px) rotate(-3deg); }
.pp-project-card img { will-change: transform; }
.pp-exp-feature .pp-exp-img img { transition: transform .8s var(--pp-ease); }
.pp-exp-feature:hover .pp-exp-img img { transform: scale(1.05); }

/* 产品编号翻出 */
.pp-service-no { display: inline-block; }
.pp-service-block.is-in .pp-service-no { animation: ppNoFlip .9s var(--pp-ease) backwards; }
@keyframes ppNoFlip {
    from { opacity: 0; transform: rotateX(-84deg) translateY(14px); transform-origin: bottom; }
    60%  { opacity: 1; }
    to   { opacity: 1; transform: none; }
}

/* ---------- 5. 跑马灯(新闻页头下沿) ---------- */
.pp-marquee {
    background: var(--pp-black);
    border-bottom: 1px solid rgba(255, 255, 255, .07);
    overflow: hidden;
    padding: 13px 0;
}
.pp-marquee-track {
    display: flex;
    gap: 56px;
    width: max-content;
    animation: ppMarquee 36s linear infinite;
    will-change: transform;
}
.pp-marquee:hover .pp-marquee-track { animation-play-state: paused; }
.pp-marquee-item {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-size: 13.5px;
    letter-spacing: .04em;
    color: rgba(255, 255, 255, .55);
    text-decoration: none;
    white-space: nowrap;
    transition: color .3s;
}
.pp-marquee-item:hover { color: #fff; }
.pp-marquee-item::before {
    content: "";
    width: 6px; height: 6px;
    border-radius: 50%;
    background: var(--pp-red);
    flex: none;
}
@keyframes ppMarquee {
    from { transform: translateX(0); }
    to   { transform: translateX(-50%); }
}

/* ---------- 6. 阅读版式润色 ---------- */
.pp-article-body > p:first-of-type::first-letter {
    font-size: 3.1em;
    font-weight: 700;
    float: left;
    line-height: .82;
    margin: 6px 12px 0 0;
    background: linear-gradient(150deg, #ff6a52, var(--pp-red-deep));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

/* ---------- 7. 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
    .pp-hero::before, .pp-hero::after, .pp-marquee-track,
    .pp-hero-title, .pp-hero-eyebrow, .pp-hero-desc, .pp-hero-eyebrow::before,
    .pp-cert-card.is-in, .pp-service-block.is-in .pp-service-no { animation: none !important; }
    .pp-reveal, .pp-reveal[data-pp] { transition: none; opacity: 1 !important; transform: none !important; }
}
@media (max-width: 1023px) {
    .pp-cert-list { padding-left: 30px; }
    .pp-cert-list::before { left: 8px; }
    .pp-cert-card::before { left: -26px; top: 40px; }
}
@media (max-width: 767px) {
    .pp-marquee { padding: 10px 0; }
    .pp-marquee-track { gap: 36px; animation-duration: 26s; }
}

/* ==========================================================================
   丰富化组件层: 统计条 / 里程碑时间线 / CTA band / 类别徽章 / 领域标签
   ========================================================================== */

/* ---------- 统计条 ---------- */
.pp-stats {
    background: var(--pp-black);
    border-top: 1px solid rgba(255, 255, 255, .06);
}
.pp-stats-grid {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 32px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
}
.pp-stat {
    padding: 42px 26px;
    border-left: 1px solid rgba(255, 255, 255, .08);
}
.pp-stat:first-child { border-left: none; padding-left: 0; }
.pp-stat-num {
    font: 700 clamp(2.1rem, 3.1vw, 3rem)/1 'Roboto', sans-serif;
    color: #fff;
    display: flex;
    align-items: baseline;
    gap: 2px;
}
.pp-stat-num .pp-suffix { color: var(--pp-red); font-size: .6em; }
.pp-stat-label { margin-top: 11px; font-size: 13.5px; letter-spacing: .07em; color: rgba(255, 255, 255, .55); }

/* ---------- 里程碑时间线(垂直) ---------- */
.pp-timeline { position: relative; padding-left: 44px; }
.pp-timeline::before {
    content: "";
    position: absolute;
    left: 10px;
    top: 10px;
    bottom: 10px;
    width: 2px;
    background: linear-gradient(180deg, var(--pp-red), rgba(240, 47, 44, .08));
}
.pp-milestone {
    position: relative;
    padding: 0 0 44px 26px;
}
.pp-milestone:last-child { padding-bottom: 0; }
.pp-milestone::before {
    content: "";
    position: absolute;
    left: -41px;
    top: 6px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #fff;
    border: 2px solid rgba(240, 47, 44, .4);
    transition: all .5s var(--pp-ease);
}
.pp-milestone.is-in::before {
    background: linear-gradient(135deg, var(--pp-red), var(--pp-red-deep));
    box-shadow: 0 0 0 6px rgba(240, 47, 44, .12), 0 0 18px rgba(240, 47, 44, .4);
}
.pp-milestone-year {
    display: inline-block;
    font: 700 26px/1 'Roboto', sans-serif;
    color: var(--pp-red-deep);
    margin-bottom: 10px;
    padding-bottom: 8px;
}
.pp-milestone-text { font-size: 15.5px; line-height: 1.95; color: var(--pp-text-2); margin: 0; max-width: 620px; }

/* ---------- CTA band ---------- */
.pp-band { background: var(--pp-black); }
.pp-band-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
    padding: 74px 0;
    background:
        radial-gradient(680px 300px at 12% 0%, rgba(240, 47, 44, .16), transparent 68%),
        radial-gradient(520px 280px at 92% 110%, rgba(177, 26, 23, .2), transparent 66%);
}
.pp-band-title { font-size: clamp(1.4rem, 2.4vw, 2rem); font-weight: 700; color: #fff; margin: 0 0 12px; }
.pp-band-text { font-size: 15px; line-height: 1.9; color: rgba(255, 255, 255, .66); margin: 0; }

/* ---------- 认证类别徽章 ---------- */
.pp-cert-badge {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 7px 15px;
    border-radius: 100px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: .08em;
    margin-bottom: 16px;
}
.pp-cert-badge::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.pp-cert-badge--iso { background: rgba(19, 19, 19, .06); color: var(--pp-text); }
.pp-cert-badge--gov { background: rgba(240, 47, 44, .1); color: var(--pp-red-deep); }
.pp-cert-badge--innov { background: rgba(177, 26, 23, .1); color: var(--pp-red-deep); }

/* ---------- 领域标签云 ---------- */
.pp-tags { display: flex; flex-wrap: wrap; gap: 14px; }
.pp-tag {
    position: relative;
    padding: 13px 26px;
    border: 1px solid var(--pp-line);
    border-radius: 100px;
    background: #fff;
    font-size: 14.5px;
    font-weight: 600;
    color: var(--pp-text-2);
    transition: all .35s var(--pp-ease);
    overflow: hidden;
    cursor: default;
}
.pp-tag::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(96deg, var(--pp-red), var(--pp-red-deep));
    transform: translateY(101%);
    transition: transform .35s var(--pp-ease);
    z-index: 0;
}
.pp-tag span { position: relative; z-index: 1; transition: color .3s; }
.pp-tag:hover { border-color: transparent; transform: translateY(-3px); box-shadow: 0 12px 26px rgba(240, 47, 44, .22); }
.pp-tag:hover::after { transform: translateY(0); }
.pp-tag:hover span { color: #fff; }

/* 统计计数动画 */
.pp-count { display: inline-block; }

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
    .pp-stats-grid { grid-template-columns: repeat(2, 1fr); }
    .pp-stat { padding: 30px 20px; border-top: 1px solid rgba(255, 255, 255, .08); }
    .pp-stat:nth-child(-n+2) { border-top: none; }
    .pp-stat:nth-child(odd) { border-left: none; padding-left: 0; }
}
@media (max-width: 767px) {
    .pp-stats-grid { padding: 0 20px; }
    .pp-stat { padding: 24px 14px; }
    .pp-timeline { padding-left: 30px; }
    .pp-milestone::before { left: -27px; }
    .pp-milestone { padding-left: 18px; }
    .pp-band-inner { flex-direction: column; align-items: flex-start; padding: 52px 0; gap: 26px; }
    .pp-tags { gap: 10px; }
    .pp-tag { padding: 11px 20px; font-size: 13.5px; }
}

/* 移动端: 横向入场位移改为上浮, 避免撑出横向滚动区域 */
@media (max-width: 1023px) {
    .pp-reveal[data-pp="left"],
    .pp-reveal[data-pp="right"] { transform: translateY(26px); }
    .pp-reveal[data-pp="zoom"] { transform: scale(.96); }
    .pp-reveal[data-pp="left"].is-in,
    .pp-reveal[data-pp="right"].is-in,
    .pp-reveal[data-pp="zoom"].is-in { transform: none; }
}


/* 三页(最新動態/服務方案/加入我們) banner 对齐成功案例结构: hero + 数据统计条 */
/* tallhero 加高样式已移除 —— 由统一的 pp-stats 数据条补足视觉总高 */