@import url("fonts.css");

/* ==========================================================================
   创世蓝海 TRANDSEA - 全局样式
   设计语言：黑红集团风（黑曜石底 × 品牌红 × 衬线点缀）· 集团级视觉
   字体：思源宋体 Noto Serif SC（标题点缀）+ 思源黑体 Noto Sans SC（正文）· SIL OFL 免费商用
   ========================================================================== */

:root {
    /* 黑红集团风核心 tokens */
    --bg: #0a0a0d;
    --bg2: #0e0e12;
    --bg3: #14141a;
    --panel: rgba(255, 255, 255, .035);
    --red: #e30613;
    --red-bright: #ff3b30;
    --red-deep: #8f000a;
    --red-grad: linear-gradient(120deg, #ff5a4e 0%, #e30613 55%, #ff8a5c 100%);
    --text: #f4f4f6;
    --text2: #a2a2ad;
    --text3: #6d6d78;
    --line: rgba(255, 255, 255, .08);
    --line-strong: rgba(255, 255, 255, .14);

    /* 兼容别名：旧类名自动映射到黑红体系 */
    --navy-950: #07070a;
    --navy-900: #0c0c10;
    --navy-800: #17171d;
    --navy-700: #1f1f27;
    --navy-600: #26262e;
    --blue-500: #e30613;
    --blue-400: #ff3b30;
    --gold-500: #e30613;
    --gold-400: #ff3b30;
    --gold-600: #8f000a;
    --ink: #f4f4f6;
    --text-main: #f4f4f6;
    --text-gray: #a2a2ad;
    --text-light: #6d6d78;
    --bg-soft: #0e0e12;
    --bg-white: #0a0a0d;

    --shadow-sm: 0 2px 14px rgba(0, 0, 0, .35);
    --shadow-md: 0 14px 38px rgba(0, 0, 0, .45);
    --shadow-lg: 0 26px 64px rgba(0, 0, 0, .55);
    --radius: 14px;
    --radius-lg: 20px;
    --container: 1240px;
    --ease: cubic-bezier(.22, .61, .36, 1);
    --font-display: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", sans-serif;
    --font-serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "STSong", "SimSun", serif;
}

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

html { scroll-behavior: smooth; scroll-padding-top: 84px; }

body {
    font-family: var(--font-display);
    color: var(--text);
    background: var(--bg);
    line-height: 1.75;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

::selection { background: var(--red); color: #fff; }
::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: #0a0a0d; }
::-webkit-scrollbar-thumb { background: #26262e; border-radius: 6px; }
::-webkit-scrollbar-thumb:hover { background: #3a3a44; }

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; transition: color .3s var(--ease); }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; }

/* 标题统一使用衬线点缀 */
h1, h2, h3, h4,
.section-title, .hero h1, .about-text h3, .stat-item h2,
.cta-banner h2, .page-hero h1, .page-hero h2,
.news-featured h4, .news-card h4, .project-info h4, .benefit-card h4,
.footer h5, .footer-brand { font-family: var(--font-display); font-weight: 700; }
.sec-title .serif, .about-statement, .cta-panel h2 { font-family: var(--font-serif); }

.container { max-width: var(--container); margin: 0 auto; padding: 0 32px; }

/* 红色渐变文字 */
.red, .gradient-red {
    background: var(--red-grad);
    -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent; color: transparent;
}

/* ---------- 通用按钮 ---------- */
.btn { display: inline-flex; align-items: center; gap: 10px; padding: 14px 30px; border-radius: 8px; font-size: 15px; font-weight: 600; letter-spacing: .5px; transition: all .35s var(--ease); cursor: pointer; border: 1px solid transparent; white-space: nowrap; }
.btn-red { background: var(--red-grad); color: #fff; box-shadow: 0 10px 30px rgba(227, 6, 19, .35); }
.btn-red:hover { transform: translateY(-3px); box-shadow: 0 16px 40px rgba(227, 6, 19, .5); color: #fff; }
.btn-ghost { border-color: var(--line-strong); color: var(--text); background: rgba(255, 255, 255, .03); }
.btn-ghost:hover { border-color: var(--red); color: var(--red-bright); transform: translateY(-3px); }
.btn-white { background: #fff; color: #8f000a; box-shadow: 0 14px 40px rgba(0, 0, 0, .3); }
.btn-white:hover { transform: translateY(-3px) scale(1.02); box-shadow: 0 20px 50px rgba(0, 0, 0, .4); }
.btn-lg { padding: 17px 36px; font-size: 16px; }
.btn .arr { transition: transform .35s var(--ease); }
.btn:hover .arr { transform: translateX(4px); }

/* ---------- 滚动显现动画 ---------- */
.reveal { opacity: 0; transform: translateY(34px); transition: opacity .9s var(--ease), transform .9s var(--ease); }
.reveal.visible, .reveal.in { opacity: 1; transform: none; }
.reveal-delay-1, .reveal-d1 { transition-delay: .12s; }
.reveal-delay-2, .reveal-d2 { transition-delay: .24s; }
.reveal-delay-3, .reveal-d3 { transition-delay: .36s; }

/* ==========================================================================
   导航栏（黑红集团风：透明 → 滚动深色玻璃）
   ========================================================================== */
.navbar {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    display: flex; align-items: center; justify-content: space-between;
    height: 84px; padding: 0 48px;
    transition: all .4s var(--ease);
}
.navbar::after {
    content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px;
    background: linear-gradient(90deg, transparent, rgba(227, 6, 19, .5), transparent);
    opacity: 0; transition: opacity .4s;
}
.navbar.scrolled {
    height: 68px; background: rgba(10, 10, 13, .86);
    backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, .35);
}
.navbar.scrolled::after { opacity: 1; }

.logo {
    display: flex; align-items: center; gap: 12px;
    font-size: 21px; font-weight: 800; letter-spacing: 3px; color: #fff;
    transition: color .4s;
}
.logo .logo-mark {
    width: 42px; height: 42px; border-radius: 10px; flex-shrink: 0;
    background: var(--red-grad);
    display: flex; align-items: center; justify-content: center;
    font-family: var(--font-serif); font-size: 23px; font-weight: 700; color: #fff;
    box-shadow: 0 6px 20px rgba(227, 6, 19, .45);
}
.logo .logo-mark svg { width: 22px; height: 22px; }
.logo .logo-text small { display: block; font-size: 10px; font-weight: 500; letter-spacing: 4px; color: var(--text2); margin-top: 1px; }
.logo span.gold { color: var(--red-bright); }
.logo .logo-img { height: 40px; width: auto; max-width: 220px; object-fit: contain; display: block; flex-shrink: 0; }
.logo .logo-img[hidden], .logo .logo-mark[hidden], .logo .logo-text[hidden] { display: none; }
.navbar.scrolled .logo { color: #fff; }
.navbar.scrolled .logo span.gold { color: var(--red-bright); }

.nav-links { display: flex; align-items: center; gap: 6px; }
.nav-links a {
    color: var(--text2); font-size: 14.5px; font-weight: 500;
    padding: 8px 15px; border-radius: 8px; letter-spacing: .5px;
    position: relative; transition: color .3s;
}
.nav-links a:not(.nav-btn)::before {
    content: ""; position: absolute; left: 50%; bottom: 2px; width: 0; height: 2px;
    background: var(--red-grad); transform: translateX(-50%); transition: width .35s var(--ease);
}
.nav-links a:not(.nav-btn):hover::before, .nav-links a.active:not(.nav-btn)::before { width: 60%; }
.nav-links a:hover, .nav-links a.active { color: #fff; }
.navbar.scrolled .nav-links a { color: var(--text2); }
.navbar.scrolled .nav-links a:hover, .navbar.scrolled .nav-links a.active { color: #fff; }

.nav-btn {
    margin-left: 14px; padding: 10px 26px !important;
    background: var(--red-grad) !important;
    border: 1px solid transparent !important;
    border-radius: 8px !important; color: #fff !important;
    font-weight: 600 !important; box-shadow: 0 8px 24px rgba(227, 6, 19, .35);
    transition: all .35s var(--ease) !important;
}
.nav-btn:hover { transform: translateY(-3px); box-shadow: 0 14px 34px rgba(227, 6, 19, .5); color: #fff !important; }

.nav-toggle { display: none; flex-direction: column; gap: 6px; background: none; border: none; padding: 6px; z-index: 1002; }
.nav-toggle span { width: 26px; height: 2px; background: #fff; border-radius: 2px; transition: all .35s var(--ease); }
.navbar.scrolled .nav-toggle span { background: #fff; }
.nav-toggle.open span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* ==========================================================================
   旧版 Hero（兼容保留，新首页动效见 home.css）
   ========================================================================== */
.hero {
    position: relative; min-height: 100vh;
    display: flex; align-items: center;
    background:
        radial-gradient(1200px 700px at 78% -10%, rgba(227, 6, 19, .14), transparent 60%),
        radial-gradient(900px 600px at -10% 110%, rgba(227, 6, 19, .08), transparent 60%),
        linear-gradient(180deg, #0a0a0d 0%, #0d0d11 100%);
    overflow: hidden;
    padding: 150px 0 110px;
}
.hero-glow {
    position: absolute; width: 560px; height: 560px; border-radius: 50%;
    background: radial-gradient(circle, rgba(227, 6, 19, .16), transparent 65%);
    top: -140px; right: -100px; pointer-events: none;
}
.hero .container {
    position: relative; z-index: 2;
    display: grid; grid-template-columns: 1.15fr .85fr; gap: 60px; align-items: center;
}
.hero-text { color: #fff; }
.badge {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 8px 18px; border-radius: 999px;
    border: 1px solid rgba(227, 6, 19, .5);
    background: rgba(227, 6, 19, .1);
    color: var(--red-bright); font-size: 13.5px; letter-spacing: 2px; margin-bottom: 28px;
}
.badge::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--red-bright); }
.hero-text h1 {
    font-size: clamp(38px, 4.6vw, 62px); line-height: 1.25; font-weight: 800;
    letter-spacing: 2px; margin-bottom: 26px;
}
.hero-text h1 .gold, .hero-text h1 .red {
    background: var(--red-grad); background-size: 220% 100%;
    -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.subtitle { color: var(--text2); font-size: 17px; max-width: 520px; margin-bottom: 40px; letter-spacing: .5px; }
.hero-btn {
    display: inline-flex; align-items: center; gap: 10px;
    padding: 15px 38px; border-radius: 8px;
    background: var(--red-grad);
    color: #fff; font-size: 15.5px; font-weight: 600; letter-spacing: 2px;
    box-shadow: 0 12px 32px rgba(227, 6, 19, .35);
    transition: transform .35s var(--ease), box-shadow .35s var(--ease);
}
.hero-btn:hover { transform: translateY(-3px); box-shadow: 0 18px 44px rgba(227, 6, 19, .5); color: #fff; }

.hero-ips { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.ip-card {
    padding: 26px 22px; border-radius: var(--radius);
    background: var(--panel);
    border: 1px solid var(--line);
    backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
    color: #fff; transition: all .4s var(--ease);
}
.ip-card:hover { transform: translateY(-6px); background: rgba(255, 255, 255, .06); border-color: rgba(227, 6, 19, .45); }
.ip-card .icon { display: block; margin-bottom: 14px; }
.ip-card .icon svg { width: 30px; height: 30px; }
.ip-card h4 { font-size: 15.5px; font-weight: 600; letter-spacing: 1px; }
.ip-card p { font-size: 12.5px; color: var(--text3); margin-top: 6px; line-height: 1.6; }

.hero-scroll-hint {
    position: absolute; bottom: 30px; left: 50%; transform: translateX(-50%);
    color: var(--text3); font-size: 12px; letter-spacing: 3px;
    display: flex; flex-direction: column; align-items: center; gap: 8px; z-index: 2;
}
.hero-scroll-hint::after {
    content: ""; width: 1px; height: 34px;
    background: linear-gradient(to bottom, rgba(227, 6, 19, .9), transparent);
    animation: scrollHint 2s infinite;
}
@keyframes scrollHint { 0% { transform: scaleY(0); transform-origin: top; } 50% { transform: scaleY(1); transform-origin: top; } 51% { transform-origin: bottom; } 100% { transform: scaleY(0); transform-origin: bottom; } }

/* ==========================================================================
   通用 Section（旧版标题 + V2 板块头两套并存）
   ========================================================================== */
.section { padding: 110px 0; position: relative; }
.section.alt { background: var(--bg2); }

.section-title { text-align: center; margin-bottom: 60px; }
.section-title .en {
    display: block; font-size: 13px; letter-spacing: 6px; font-weight: 600;
    color: var(--red-bright); text-transform: uppercase; margin-bottom: 12px;
}
.section-title h2, .section-title {
    font-size: clamp(28px, 3vw, 40px); font-weight: 800; color: var(--text);
    letter-spacing: 3px;
}
.section-title span { color: var(--red-bright); }
.section-title .ornament { display: flex; align-items: center; justify-content: center; gap: 12px; margin-top: 18px; }
.section-title .ornament::before, .section-title .ornament::after {
    content: ""; width: 56px; height: 1px; background: linear-gradient(90deg, transparent, var(--red));
}
.section-title .ornament::after { background: linear-gradient(90deg, var(--red), transparent); }
.section-title .ornament i { width: 8px; height: 8px; background: var(--red); transform: rotate(45deg); }
.section-intro { text-align: center; color: var(--text2); max-width: 680px; margin: -30px auto 56px; font-size: 15.5px; }

/* ---------- V2 板块头 ---------- */
.sec-head { text-align: center; margin-bottom: 70px; }
.sec-kicker { display: inline-flex; align-items: center; gap: 12px; font-size: 12px; letter-spacing: 5px; color: var(--red-bright); text-transform: uppercase; margin-bottom: 18px; }
.sec-kicker i { width: 30px; height: 1px; background: var(--red-grad); }
.sec-title { font-size: clamp(30px, 3.6vw, 46px); font-weight: 800; letter-spacing: 3px; line-height: 1.3; }
.sec-title .serif { font-family: var(--font-serif); font-weight: 600; }
.sec-en { margin-top: 14px; font-family: var(--font-serif); font-size: 14px; letter-spacing: 6px; color: var(--text3); text-transform: uppercase; }

/* ---------- V2 数据条带 ---------- */
.stats-band {
    border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
    background: linear-gradient(90deg, rgba(227, 6, 19, .06), transparent 30%, transparent 70%, rgba(227, 6, 19, .06)), #0c0c10;
}
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.stat-cell { text-align: center; padding: 64px 20px; position: relative; }
.stat-cell + .stat-cell::before { content: ""; position: absolute; left: 0; top: 50%; transform: translateY(-50%); width: 1px; height: 56px; background: var(--line); }
.stat-num { font-size: clamp(42px, 4.6vw, 60px); font-weight: 800; line-height: 1.1; background: var(--red-grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; font-variant-numeric: tabular-nums; }
.stat-lab { margin-top: 12px; font-size: 14px; letter-spacing: 3px; color: var(--text2); }
.stat-sub { margin-top: 4px; font-size: 12px; color: var(--text3); letter-spacing: 1px; }

/* ==========================================================================
   关于我们（V2：首页 & 关于页共用）
   ========================================================================== */
.about-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 80px; align-items: center; }
.about-label { display: inline-flex; align-items: center; gap: 12px; font-size: 12px; letter-spacing: 4px; color: var(--red-bright); margin-bottom: 22px; }
.about-label::before { content: ""; width: 34px; height: 2px; background: var(--red-grad); }
.about-statement { font-family: var(--font-serif); font-size: clamp(24px, 2.6vw, 34px); font-weight: 600; line-height: 1.65; letter-spacing: 1px; margin-bottom: 40px; color: var(--text); }
.about-text p { color: var(--text2); font-size: 15.5px; line-height: 2.1; margin-bottom: 18px; text-align: justify; }
.about-list { margin: 28px 0 36px; display: grid; gap: 14px; }
.about-list li { list-style: none; display: flex; align-items: center; gap: 14px; font-size: 15px; color: var(--text); }
.about-list .ck { width: 22px; height: 22px; border-radius: 50%; background: rgba(227, 6, 19, .14); border: 1px solid rgba(227, 6, 19, .5); display: inline-flex; align-items: center; justify-content: center; color: var(--red-bright); font-size: 12px; flex: none; }
.about-meta { display: flex; gap: 40px; margin-top: 38px; padding-top: 30px; border-top: 1px solid var(--line); }
.about-meta b { display: block; font-size: 26px; font-weight: 800; background: var(--red-grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.about-meta span { font-size: 12.5px; color: var(--text3); letter-spacing: 1px; }

/* 媒体占位框（图片未上传时的黑红底图） */
.media-ph { position: relative; border-radius: 16px; overflow: hidden; background: linear-gradient(150deg, #17171d, #0b0b0f); border: 1px solid var(--line-strong); }
.media-ph::before { content: ""; position: absolute; inset: 0; background: radial-gradient(600px 300px at 80% 0%, rgba(227, 6, 19, .18), transparent 60%), radial-gradient(400px 300px at 0% 100%, rgba(227, 6, 19, .1), transparent 60%); z-index: 1; }
.media-ph .ph-frame { position: absolute; inset: 16px; border: 1px solid rgba(227, 6, 19, .4); border-radius: 10px; z-index: 1; }
.media-ph .ph-center { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px; z-index: 1; }
.media-ph .ph-center b { font-family: var(--font-serif); font-size: 34px; letter-spacing: 12px; color: rgba(255, 255, 255, .75); text-indent: 12px; }
.media-ph .ph-center span { font-size: 12px; letter-spacing: 4px; color: var(--text3); }
.media-ph img.media-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: 2; }
.about-media { position: relative; }
.about-media::after { content: ""; position: absolute; inset: auto -18px -18px auto; width: 110px; height: 110px; border-right: 2px solid var(--red); border-bottom: 2px solid var(--red); border-radius: 0 0 14px 0; z-index: -1; }
.about-media .media-ph { aspect-ratio: 4 / 3.1; }

/* 旧版关于我们（兼容保留） */
.about-image {
    position: relative; height: 440px; border-radius: var(--radius-lg);
    background: linear-gradient(160deg, #17171d, #0b0b0f);
    display: flex; align-items: center; justify-content: center;
    overflow: hidden; box-shadow: var(--shadow-lg);
}
.about-image::before { content: ""; position: absolute; inset: 18px; border: 1px solid rgba(227, 6, 19, .35); border-radius: 12px; z-index: 2; }
.about-image #homeAboutImg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: 0; }
.about-image svg { width: 62%; opacity: .9; position: relative; z-index: 1; }
.about-text h3 { font-size: 26px; color: var(--text); font-weight: 700; letter-spacing: 1.5px; margin-bottom: 8px; }
.about-text .sub-en { font-size: 12px; letter-spacing: 4px; color: var(--red-bright); margin-bottom: 24px; }
.stats { display: flex; gap: 0; margin-top: 34px; border-top: 1px solid var(--line); padding-top: 30px; }
.stat-item { flex: 1; text-align: center; position: relative; }
.stat-item:not(:last-child)::after { content: ""; position: absolute; right: 0; top: 12%; height: 76%; width: 1px; background: var(--line); }
.stat-item h2 { font-size: 36px; font-weight: 800; background: var(--red-grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.stat-item h2 small { font-size: 18px; }
.stat-item p { color: var(--text2); font-size: 13.5px; letter-spacing: 2px; margin: 4px 0 0; }

/* ==========================================================================
   V2 品牌服务卡片（首页 & 服务页共用）
   ========================================================================== */
.svc-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.svc-card { position: relative; padding: 44px 38px; background: var(--panel); border: 1px solid var(--line); border-radius: 16px; transition: all .45s var(--ease); overflow: hidden; cursor: pointer; display: block; color: inherit; }
.svc-card::before { content: ""; position: absolute; left: 0; top: 0; width: 100%; height: 3px; background: var(--red-grad); transform: scaleX(0); transform-origin: left; transition: transform .45s var(--ease); }
.svc-card::after { content: ""; position: absolute; right: -60px; top: -60px; width: 160px; height: 160px; border-radius: 50%; background: radial-gradient(circle, rgba(227, 6, 19, .16), transparent 70%); opacity: 0; transition: opacity .45s; }
.svc-card:hover { transform: translateY(-8px); border-color: rgba(227, 6, 19, .45); box-shadow: 0 24px 60px rgba(0, 0, 0, .5), 0 0 40px rgba(227, 6, 19, .08); }
.svc-card:hover::before { transform: scaleX(1); }
.svc-card:hover::after { opacity: 1; }
.svc-idx { font-family: var(--font-serif); font-size: 15px; letter-spacing: 2px; color: var(--text3); margin-bottom: 26px; display: flex; align-items: center; gap: 10px; }
.svc-idx::after { content: ""; flex: 1; height: 1px; background: var(--line); }
.svc-icon { width: 58px; height: 58px; border-radius: 14px; background: rgba(227, 6, 19, .1); border: 1px solid rgba(227, 6, 19, .32); display: flex; align-items: center; justify-content: center; margin-bottom: 26px; transition: all .45s var(--ease); }
.svc-icon svg { width: 26px; height: 26px; color: var(--red-bright); }
.svc-card:hover .svc-icon { background: var(--red-grad); box-shadow: 0 10px 26px rgba(227, 6, 19, .4); }
.svc-card:hover .svc-icon svg { color: #fff; }
.svc-card h3 { font-size: 20px; font-weight: 700; letter-spacing: 1px; margin-bottom: 12px; }
.svc-card p { font-size: 14px; color: var(--text2); line-height: 1.95; }
.svc-features { margin: 16px 0 0; display: flex; flex-wrap: wrap; gap: 8px; }
.svc-features span { font-size: 12px; color: var(--text2); border: 1px solid var(--line); border-radius: 999px; padding: 4px 12px; letter-spacing: .5px; }
.svc-more { margin-top: 22px; display: inline-flex; align-items: center; gap: 8px; font-size: 13px; color: var(--text3); letter-spacing: 1px; transition: all .35s; }
.svc-card:hover .svc-more { color: var(--red-bright); }
.svc-more .arr { transition: transform .35s; }
.svc-card:hover .svc-more .arr { transform: translateX(5px); }

/* 旧版服务卡片（兼容保留） */
.service-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.service-card {
    position: relative; padding: 40px 28px 34px; border-radius: var(--radius-lg);
    background: var(--panel); border: 1px solid var(--line);
    transition: all .45s var(--ease); overflow: hidden;
}
.service-card::before {
    content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px;
    background: var(--red-grad);
    transform: scaleX(0); transform-origin: left; transition: transform .45s var(--ease);
}
.service-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-md); border-color: rgba(227, 6, 19, .4); }
.service-card:hover::before { transform: scaleX(1); }
.service-card .num { position: absolute; top: 26px; right: 26px; font-size: 40px; font-weight: 700; color: rgba(255, 255, 255, .06); -webkit-text-stroke: 1px var(--line); transition: all .4s; }
.service-card:hover .num { color: rgba(227, 6, 19, .18); -webkit-text-stroke: 1px rgba(227, 6, 19, .4); }
.service-card .icon {
    width: 58px; height: 58px; border-radius: 16px;
    background: rgba(227, 6, 19, .1); border: 1px solid rgba(227, 6, 19, .32);
    display: flex; align-items: center; justify-content: center; margin-bottom: 22px;
    transition: all .4s var(--ease);
}
.service-card .icon svg { width: 28px; height: 28px; color: var(--red-bright); transition: color .4s; }
.service-card:hover .icon { background: var(--red-grad); }
.service-card:hover .icon svg { color: #fff; }
.service-card h4 { font-size: 18px; color: var(--text); font-weight: 700; letter-spacing: 1px; margin-bottom: 12px; }
.service-card p { color: var(--text2); font-size: 14px; line-height: 1.85; }
.service-card .card-link { display: inline-flex; align-items: center; gap: 6px; margin-top: 18px; font-size: 13px; font-weight: 600; color: var(--red-bright); letter-spacing: 1px; }
.service-card .card-link:hover { gap: 12px; }

/* ==========================================================================
   V2 标杆项目跑马灯（首页 & 项目页可复用）
   ========================================================================== */
.proj-top { display: flex; align-items: flex-end; justify-content: space-between; gap: 30px; margin-bottom: 26px; }
.proj-intro { color: var(--text2); font-size: 14.5px; letter-spacing: 1px; }
.proj-intro b { color: var(--red-bright); font-weight: 700; }
.marquee-ctl { display: flex; align-items: center; gap: 14px; flex: none; }
.marquee-ctl button { width: 40px; height: 40px; border-radius: 50%; border: 1px solid var(--line-strong); background: rgba(255, 255, 255, .03); color: var(--text); font-size: 13px; cursor: pointer; transition: all .3s; }
.marquee-ctl button:hover { border-color: var(--red); color: var(--red-bright); }
.marquee-ctl .hint { font-size: 11.5px; color: var(--text3); letter-spacing: 1px; }
.proj-marquee { position: relative; }
.proj-marquee::before, .proj-marquee::after { content: ""; position: absolute; top: 0; bottom: 0; width: 150px; z-index: 2; pointer-events: none; }
.proj-marquee::before { left: 0; background: linear-gradient(90deg, var(--bg), transparent); }
.proj-marquee::after { right: 0; background: linear-gradient(-90deg, var(--bg), transparent); }
.proj-track { display: flex; gap: 26px; width: max-content; padding: 8px 0 16px; animation: marqueeX var(--proj-dur, 64s) linear infinite; }
.proj-marquee.paused .proj-track, .proj-marquee:hover .proj-track { animation-play-state: paused; }
@keyframes marqueeX { to { transform: translateX(-50%); } }
.proj-card { position: relative; border-radius: 16px; overflow: hidden; border: 1px solid var(--line); background: var(--bg3); transition: all .45s var(--ease); cursor: pointer; width: 430px; flex: none; display: block; color: inherit; }
.proj-card:hover { transform: translateY(-8px); border-color: rgba(227, 6, 19, .45); box-shadow: 0 26px 60px rgba(0, 0, 0, .5); }
.proj-media { position: relative; aspect-ratio: 16/10; overflow: hidden; }
.proj-media img { width: 100%; height: 100%; object-fit: cover; }
.proj-ph { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px; }
.proj-ph b { font-size: 26px; letter-spacing: 6px; color: rgba(255, 255, 255, .85); font-family: var(--font-serif); }
.proj-ph span { font-size: 11px; letter-spacing: 3px; color: var(--text3); }
.proj-ph::after { content: ""; position: absolute; inset: 12px; border: 1px solid rgba(255, 255, 255, .12); border-radius: 8px; }
.proj-ph.p1 { background: linear-gradient(150deg, #2a0a0e, #0d0d11 65%); }
.proj-ph.p2 { background: linear-gradient(150deg, #1c1030, #0d0d11 65%); }
.proj-ph.p3 { background: linear-gradient(150deg, #0a1a2e, #0d0d11 65%); }
.proj-ph.p4 { background: linear-gradient(150deg, #24100a, #0d0d11 65%); }
.proj-ph.p5 { background: linear-gradient(150deg, #08201f, #0d0d11 65%); }
.proj-ph.p6 { background: linear-gradient(150deg, #1d0a26, #0d0d11 65%); }
.proj-ph.p7 { background: linear-gradient(150deg, #0c1a2a, #0d0d11 65%); }
.proj-ph.p8 { background: linear-gradient(150deg, #12220c, #0d0d11 65%); }
.proj-tag { position: absolute; left: 18px; top: 18px; z-index: 3; font-size: 11.5px; letter-spacing: 1.5px; color: #fff; background: rgba(227, 6, 19, .85); padding: 5px 14px; border-radius: 20px; backdrop-filter: blur(4px); }
.proj-body { padding: 26px 28px 30px; }
.proj-body h3 { font-size: 19px; font-weight: 700; letter-spacing: 1px; margin-bottom: 10px; display: flex; align-items: center; justify-content: space-between; }
.proj-body h3 .arr { color: var(--text3); font-size: 16px; transition: all .35s; }
.proj-card:hover .proj-body h3 .arr { color: var(--red-bright); transform: translateX(4px); }
.proj-body p { font-size: 13.5px; color: var(--text2); line-height: 1.9; }
.proj-body .proj-sub { margin-top: 14px; font-size: 11.5px; letter-spacing: 1.5px; color: var(--red-bright); }

/* ==========================================================================
   V2 客户 Logo 跑马灯（首页）
   ========================================================================== */
.clients-sec { background: radial-gradient(1000px 500px at 50% 0%, rgba(227, 6, 19, .06), transparent 60%), var(--bg2); }
.clients-top { display: flex; align-items: flex-end; justify-content: space-between; gap: 30px; margin-bottom: 26px; }
.clients-intro { color: var(--text2); font-size: 14.5px; letter-spacing: 1px; }
.clients-intro b, .clients-intro strong { color: var(--red-bright); font-weight: 700; }
.client-marquee { position: relative; }
.client-marquee::before, .client-marquee::after { content: ""; position: absolute; top: 0; bottom: 0; width: 120px; z-index: 2; pointer-events: none; }
.client-marquee::before { left: 0; background: linear-gradient(90deg, var(--bg2), transparent); }
.client-marquee::after { right: 0; background: linear-gradient(-90deg, var(--bg2), transparent); }
.marquee-row { overflow: hidden; padding: 13px 0; }
.marquee-row + .marquee-row { padding-top: 0; }
.marquee-row .marquee-track { display: flex; gap: 22px; width: max-content; animation: marqueeX var(--dur, 46s) linear infinite; }
.marquee-row.r2 .marquee-track { animation-direction: reverse; --dur: 54s; }
.client-marquee.paused .marquee-track, .marquee-row:hover .marquee-track { animation-play-state: paused; }
.logo-chip { width: 196px; height: 92px; border-radius: 12px; background: #101015; border: 1px solid var(--line); display: flex; align-items: center; justify-content: center; gap: 10px; flex: none; transition: all .4s var(--ease); filter: grayscale(1) brightness(.85); }
.logo-chip:hover { filter: none; border-color: rgba(227, 6, 19, .5); box-shadow: 0 12px 30px rgba(0, 0, 0, .5), 0 0 24px rgba(227, 6, 19, .08); transform: translateY(-4px); }
.logo-chip img { max-width: 78%; max-height: 60%; object-fit: contain; }
.logo-chip .lg { font-weight: 800; font-size: 19px; letter-spacing: 2px; color: var(--text); }
.logo-chip .lg-sub { font-size: 10px; letter-spacing: 2px; color: var(--text3); }

/* ==========================================================================
   V2 新闻卡片（首页 & 关于页动态可复用）
   ========================================================================== */
.news-grid-v2 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.news-card-v2 { border-radius: 16px; overflow: hidden; background: var(--panel); border: 1px solid var(--line); transition: all .45s var(--ease); cursor: pointer; display: flex; flex-direction: column; }
.news-card-v2:hover { transform: translateY(-8px); border-color: rgba(227, 6, 19, .45); box-shadow: 0 26px 60px rgba(0, 0, 0, .5); }
.news-media-v2 { position: relative; aspect-ratio: 16/9; overflow: hidden; }
.news-media-v2 img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease); }
.news-card-v2:hover .news-media-v2 img { transform: scale(1.06); }
.news-ph-v2 { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px; }
.news-ph-v2 b { font-family: var(--font-serif); font-size: 22px; letter-spacing: 5px; color: rgba(255, 255, 255, .8); }
.news-ph-v2 span { font-size: 10.5px; letter-spacing: 3px; color: var(--text3); }
.news-ph-v2.n1 { background: linear-gradient(150deg, #2a0a0e, #101014 70%); }
.news-ph-v2.n2 { background: linear-gradient(150deg, #14142a, #101014 70%); }
.news-ph-v2.n3 { background: linear-gradient(150deg, #1a1010, #101014 70%); }
.news-cat-v2 { position: absolute; left: 16px; top: 16px; z-index: 2; font-size: 11px; letter-spacing: 1px; color: #fff; background: rgba(227, 6, 19, .88); padding: 4px 13px; border-radius: 20px; }
.news-body-v2 { padding: 24px 26px 28px; display: flex; flex-direction: column; flex: 1; }
.news-meta-v2 { display: flex; justify-content: space-between; font-size: 12px; color: var(--text3); letter-spacing: 1px; margin-bottom: 12px; }
.news-meta-v2 .src { color: var(--red-bright); }
.news-body-v2 h3 { font-size: 17px; font-weight: 700; line-height: 1.6; letter-spacing: .5px; margin-bottom: 12px; transition: color .3s; }
.news-card-v2:hover .news-body-v2 h3 { color: var(--red-bright); }
.news-body-v2 p { font-size: 13px; color: var(--text2); line-height: 1.9; margin-bottom: 18px; flex: 1; }
.news-more { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; color: var(--text3); letter-spacing: 1px; }
.news-card-v2:hover .news-more { color: var(--red-bright); }
.news-more .arr { transition: transform .3s; }
.news-card-v2:hover .news-more .arr { transform: translateX(5px); }
.sec-foot { text-align: center; margin-top: 56px; }
.link-more { display: inline-flex; align-items: center; gap: 10px; font-size: 14px; letter-spacing: 2px; color: var(--text2); border: 1px solid var(--line-strong); padding: 13px 34px; border-radius: 50px; transition: all .35s; }
.link-more:hover { border-color: var(--red); color: var(--red-bright); transform: translateY(-3px); }

/* ---------- 新闻列表页 ---------- */
.news-cat-tabs { display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; margin-bottom: 46px; }
.news-cat-tabs button {
    background: transparent; border: 1px solid var(--line-strong); color: var(--text2);
    font-size: 14px; letter-spacing: 2px; padding: 10px 28px; border-radius: 999px;
    cursor: pointer; transition: all .3s var(--ease); font-family: inherit;
}
.news-cat-tabs button:hover { color: var(--text); border-color: rgba(227, 6, 19, .5); }
.news-cat-tabs button.on { background: var(--red-grad); border-color: transparent; color: #fff; font-weight: 600; box-shadow: 0 8px 24px rgba(227, 6, 19, .32); }
.news-list-foot { text-align: center; margin-top: 56px; }
.news-loadmore {
    display: inline-flex; align-items: center; gap: 10px; background: transparent;
    border: 1px solid var(--line-strong); color: var(--text2); font-size: 14px;
    letter-spacing: 2px; padding: 13px 46px; border-radius: 50px; cursor: pointer;
    transition: all .35s var(--ease); font-family: inherit;
}
.news-loadmore:hover { border-color: var(--red); color: var(--red-bright); transform: translateY(-3px); }
.news-loadmore[disabled] { opacity: .45; cursor: default; transform: none; }
.news-count-tip { text-align: center; margin-top: 18px; font-size: 13px; color: var(--text3); letter-spacing: 1px; }

/* ==========================================================================
   V2 CTA 面板（首页 & 关于/服务页共用）
   ========================================================================== */
.cta-wrap { padding: 110px 0 130px; }
.cta-panel { position: relative; border-radius: 22px; overflow: hidden; padding: 90px 60px; text-align: center; background: radial-gradient(900px 400px at 50% -20%, rgba(255, 255, 255, .14), transparent 55%), linear-gradient(135deg, #c00411 0%, #8f000a 55%, #5c0006 100%); }
.cta-panel::before { content: ""; position: absolute; inset: 0; background-image: linear-gradient(rgba(255, 255, 255, .06) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, .06) 1px, transparent 1px); background-size: 60px 60px; mask-image: radial-gradient(700px 400px at 50% 50%, #000, transparent 75%); -webkit-mask-image: radial-gradient(700px 400px at 50% 50%, #000, transparent 75%); }
.cta-panel::after { content: ""; position: absolute; left: 50%; bottom: -60%; transform: translateX(-50%); width: 900px; height: 400px; background: radial-gradient(ellipse, rgba(255, 255, 255, .18), transparent 65%); filter: blur(20px); }
.cta-panel > * { position: relative; z-index: 2; }
.cta-panel .cta-en { font-family: var(--font-serif); font-size: 13px; letter-spacing: 6px; color: rgba(255, 255, 255, .65); margin-bottom: 22px; text-transform: uppercase; }
.cta-panel h2 { font-family: var(--font-serif); font-size: clamp(28px, 3.6vw, 46px); font-weight: 700; letter-spacing: 4px; color: #fff; line-height: 1.5; margin-bottom: 18px; }
.cta-panel p { color: rgba(255, 255, 255, .8); font-size: 15.5px; letter-spacing: 1px; margin-bottom: 40px; }
.cta-tag { margin-top: 34px; display: flex; justify-content: center; gap: 34px; flex-wrap: wrap; }
.cta-tag span { font-size: 12.5px; color: rgba(255, 255, 255, .7); letter-spacing: 2px; display: flex; align-items: center; gap: 8px; }
.cta-tag span::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: #fff; }

/* ==========================================================================
   旧版项目轮播（兼容保留）
   ========================================================================== */
.project-slider-wrapper { overflow: hidden; margin: 0 -8px; padding: 8px; }
.project-slider-track { display: flex; gap: 26px; overflow-x: auto; scroll-snap-type: x mandatory; scroll-behavior: smooth; scrollbar-width: none; padding-bottom: 6px; }
.project-slider-track::-webkit-scrollbar { display: none; }
.project-card {
    flex: 0 0 calc((100% - 78px) / 4);
    scroll-snap-align: start;
    border-radius: var(--radius-lg); overflow: hidden; background: var(--bg3);
    border: 1px solid var(--line);
    transition: all .45s var(--ease); cursor: pointer;
    display: block; text-decoration: none; color: inherit;
}
.project-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-md); }
.project-banner { height: 190px; position: relative; overflow: hidden; display: flex; align-items: center; justify-content: center; }
.project-banner svg { width: 64px; height: 64px; transition: transform .5s var(--ease); color: var(--red-bright); }
.project-banner .home-proj-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .5s var(--ease); }
.project-card:hover .project-banner svg { transform: scale(1.15); }
.project-card:hover .project-banner .home-proj-img { transform: scale(1.06); }
.project-info { padding: 24px 24px 28px; }
.project-info .tag { display: inline-block; font-size: 11px; letter-spacing: 2px; color: var(--red-bright); border: 1px solid rgba(227, 6, 19, .45); border-radius: 999px; padding: 3px 12px; margin-bottom: 12px; }
.project-info h4 { font-size: 19px; color: var(--text); font-weight: 700; letter-spacing: 1px; margin-bottom: 8px; }
.project-info p { color: var(--text2); font-size: 13.5px; line-height: 1.8; }

.slider-nav-row { display: flex; justify-content: center; gap: 14px; margin-top: 44px; }
.slider-arrow {
    width: 48px; height: 48px; border-radius: 50%;
    border: 1px solid var(--line-strong); background: rgba(255, 255, 255, .03); color: var(--text);
    display: flex; align-items: center; justify-content: center;
    transition: all .35s var(--ease); user-select: none; cursor: pointer;
}
.slider-arrow svg { width: 18px; height: 18px; }
.slider-arrow:hover { background: var(--red); border-color: var(--red); color: #fff; transform: translateY(-2px); }

/* ==========================================================================
   旧版客户轮播（兼容保留）
   ========================================================================== */
.client-intro { text-align: center; color: var(--text2); font-size: 15px; letter-spacing: 1px; margin: -34px 0 50px; }
.client-intro strong { color: var(--red-bright); font-size: 20px; margin: 0 4px; }
.client-slider-wrapper { overflow: hidden; border-radius: var(--radius-lg); }
.client-slider-track { display: flex; transition: transform .7s var(--ease); }
.client-slide { flex: 0 0 100%; }
.client-wall { display: grid; grid-template-columns: repeat(8, 1fr); gap: 14px; padding: 6px; }
.client-logo-box {
    height: 82px; border-radius: 12px;
    background: #101015; border: 1px solid var(--line);
    display: flex; align-items: center; justify-content: center;
    transition: all .35s var(--ease);
}
.client-logo-box .placeholder { font-size: 14px; color: var(--text2); letter-spacing: 2px; font-weight: 600; }
.client-logo-box.has-logo img { max-width: 76%; max-height: 58%; object-fit: contain; }
.client-logo-box:hover { border-color: rgba(227, 6, 19, .5); box-shadow: var(--shadow-sm); transform: translateY(-3px); }
.client-logo-box:hover .placeholder { color: var(--text); }

.slider-controls { display: flex; align-items: center; justify-content: center; gap: 18px; margin-top: 40px; }
.slider-btn { width: 42px; height: 42px; border-radius: 50%; border: 1px solid var(--line-strong); background: rgba(255, 255, 255, .03); color: var(--text); font-size: 16px; display: flex; align-items: center; justify-content: center; transition: all .3s var(--ease); user-select: none; cursor: pointer; }
.slider-btn:hover { background: var(--red); color: #fff; border-color: var(--red); }
.slider-dots { display: flex; gap: 8px; }
.slider-dots .dot { width: 9px; height: 9px; border-radius: 999px; background: #2c2c34; cursor: pointer; transition: all .35s var(--ease); }
.slider-dots .dot.active { width: 26px; background: var(--red); }
.slide-counter { font-size: 13px; color: var(--text3); letter-spacing: 2px; }

/* ==========================================================================
   旧版新闻（兼容保留）
   ========================================================================== */
.news-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 34px; }
.news-featured { border-radius: var(--radius-lg); overflow: hidden; background: var(--panel); border: 1px solid var(--line); transition: all .4s var(--ease); cursor: pointer; display: flex; flex-direction: column; }
.news-featured:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); }
.news-img { height: 300px; position: relative; background: linear-gradient(150deg, #1f1f27, #0d0d11); display: flex; align-items: center; justify-content: center; overflow: hidden; }
.news-img svg { width: 74px; opacity: .9; color: var(--red-bright); }
.news-img img.home-news-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.news-img .news-cat { position: absolute; top: 18px; left: 18px; padding: 5px 14px; border-radius: 999px; background: rgba(227, 6, 19, .85); backdrop-filter: blur(4px); color: #fff; font-size: 12px; letter-spacing: 2px; border: 1px solid rgba(227, 6, 19, .4); z-index: 2; }
.news-featured .content { padding: 28px 30px 30px; }
.news-featured h4 { font-size: 20px; color: var(--text); font-weight: 700; line-height: 1.5; margin-bottom: 12px; }
.news-featured .meta { font-size: 13px; color: var(--text3); margin-bottom: 12px; display: flex; gap: 16px; }
.news-featured p { color: var(--text2); font-size: 14.5px; }
.read-more { color: var(--red-bright); font-size: 14px; font-weight: 600; letter-spacing: 1px; display: inline-flex; align-items: center; gap: 6px; }
.read-more:hover { gap: 12px; }

.news-list { display: flex; flex-direction: column; gap: 0; background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 10px 30px; }
.news-item { display: flex; justify-content: space-between; align-items: center; gap: 18px; padding: 20px 0; border-bottom: 1px dashed var(--line); }
.news-item:last-child { border-bottom: none; }
.news-item a { flex: 1; font-size: 15px; color: var(--text); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.news-item a:hover { color: var(--red-bright); }
.news-date { font-size: 13px; color: var(--text3); flex-shrink: 0; letter-spacing: 1px; }

/* ==========================================================================
   旧版合作横幅（兼容保留）
   ========================================================================== */
.cta-banner {
    position: relative; padding: 84px 0; text-align: center; color: #fff;
    background: radial-gradient(700px 300px at 50% 130%, rgba(227, 6, 19, .35), transparent 65%), linear-gradient(140deg, #0a0a0d, #17171d);
    overflow: hidden;
}
.cta-banner::before { content: ""; position: absolute; inset: 16px; border: 1px solid rgba(227, 6, 19, .3); border-radius: 12px; pointer-events: none; }
.cta-banner h2 { font-size: clamp(26px, 3vw, 36px); font-weight: 700; letter-spacing: 4px; margin-bottom: 16px; }
.cta-banner p { color: var(--text2); font-size: 15.5px; letter-spacing: 1px; margin-bottom: 36px; }

/* ==========================================================================
   页脚（黑红）
   ========================================================================== */
.footer { background: #07070a; color: var(--text3); padding: 74px 0 0; position: relative; }
.footer::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 2px; background: linear-gradient(90deg, transparent, var(--red), transparent); opacity: .7; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1.2fr 1fr; gap: 48px; padding-bottom: 54px; border-bottom: 1px solid var(--line); }
.footer-col h5 { color: var(--text); font-size: 15px; letter-spacing: 2px; margin-bottom: 24px; position: relative; padding-bottom: 12px; }
.footer-col h5::after { content: ""; position: absolute; left: 0; bottom: 0; width: 26px; height: 2px; background: var(--red-grad); }
.footer-col p { font-size: 14px; line-height: 2; }
.footer-col a { display: block; font-size: 13.5px; padding: 5px 0; color: var(--text3); transition: all .3s; }
.footer-col a:hover { color: var(--text); transform: translateX(4px); }
.footer-brand { display: flex; align-items: center; gap: 10px; margin-bottom: 18px; color: #fff; font-size: 20px; font-weight: 800; letter-spacing: 2px; }
.footer-brand .gold { color: var(--red-bright); }
.footer-brand .logo-mark { width: 42px; height: 42px; border-radius: 10px; background: var(--red-grad); display: flex; align-items: center; justify-content: center; font-family: var(--font-serif); font-size: 23px; font-weight: 700; color: #fff; flex: none; box-shadow: 0 6px 20px rgba(227, 6, 19, .45); }
.footer-brand small { font-size: 10px; letter-spacing: 3px; color: var(--text3); display: block; font-weight: 400; }
.footer-desc { font-size: 13.5px; color: var(--text3); line-height: 2; max-width: 300px; }
.f-qr { display: flex; align-items: center; gap: 16px; margin-top: 20px; }
.qr-box { width: 96px; height: 96px; border-radius: 10px; background: repeating-conic-gradient(#1a1a20 0 25%, #0e0e12 0 50%) 0 0/12px 12px; border: 1px solid var(--line-strong); position: relative; overflow: hidden; flex: none; }
.qr-box img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.qr-box .qr-tip { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; font-size: 11px; color: var(--text3); background: rgba(10, 10, 13, .8); }
.f-qr .qr-note { font-size: 12.5px; color: var(--text3); line-height: 1.8; }
.social-icons { display: flex; gap: 12px; }
.social-icons span {
    width: 40px; height: 40px; border-radius: 50%;
    border: 1px solid var(--line-strong); color: var(--text2);
    display: flex; align-items: center; justify-content: center; font-size: 12px;
    transition: all .35s var(--ease); cursor: pointer;
}
.social-icons span:hover { background: var(--red); border-color: var(--red); color: #fff; transform: translateY(-3px); }
.copyright { text-align: center; padding: 26px 0; font-size: 12.5px; color: var(--text3); letter-spacing: .5px; }

/* ==========================================================================
   子页面通用
   ========================================================================== */
.page-banner {
    position: relative; padding: 190px 0 90px; text-align: center; color: #fff;
    background:
        radial-gradient(900px 400px at 80% -20%, rgba(227, 6, 19, .16), transparent 60%),
        linear-gradient(150deg, #0a0a0d, #14141a);
    overflow: hidden;
}
.page-banner::after { content: ""; position: absolute; inset: 16px; border: 1px solid rgba(227, 6, 19, .22); border-radius: 12px; pointer-events: none; }
.page-banner .breadcrumb { position: relative; z-index: 2; font-size: 13.5px; letter-spacing: 2px; color: var(--text3); margin-top: 18px; }
.page-banner .breadcrumb a:hover { color: var(--red-bright); }
.page-banner .breadcrumb i { margin: 0 10px; font-style: normal; color: rgba(255, 255, 255, .25); }
.page-banner h1 { position: relative; z-index: 2; font-size: clamp(30px, 3.6vw, 46px); letter-spacing: 6px; font-weight: 800; }
.page-banner .en-sub { position: relative; z-index: 2; display: block; font-size: 12px; letter-spacing: 8px; color: var(--red-bright); margin-bottom: 14px; }
.page-banner .banner-desc { position: relative; z-index: 2; margin-top: 14px; font-size: 16px; letter-spacing: 2px; color: var(--text2); }

/* ---------- 关于我们页 ---------- */
.timeline { position: relative; max-width: 860px; margin: 0 auto; padding: 10px 0; }
.timeline::before {
    content: ""; position: absolute; left: 50%; top: 0; bottom: 0; width: 2px;
    background: linear-gradient(to bottom, transparent, var(--red) 12%, var(--red) 88%, transparent);
    transform: translateX(-50%);
}
.timeline-item { position: relative; width: 50%; padding: 0 44px 52px; }
.timeline-item:nth-child(odd) { left: 0; text-align: right; }
.timeline-item:nth-child(even) { left: 50%; }
.timeline-item::before {
    content: ""; position: absolute; top: 6px; width: 14px; height: 14px; border-radius: 50%;
    background: var(--bg); border: 3px solid var(--red); z-index: 2; box-shadow: 0 0 16px rgba(227, 6, 19, .5);
}
.timeline-item:nth-child(odd)::before { right: -7px; }
.timeline-item:nth-child(even)::before { left: -7px; }
.timeline-item .year { font-size: 24px; font-weight: 800; background: var(--red-grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; letter-spacing: 1px; }
.timeline-item h4 { font-size: 16.5px; color: var(--text); margin: 6px 0; font-weight: 600; }
.timeline-item p { font-size: 14px; color: var(--text2); }

.value-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.value-card {
    position: relative; overflow: hidden;
    text-align: center; padding: 42px 24px 28px; border-radius: var(--radius-lg);
    background: var(--panel); border: 1px solid var(--line); transition: all .4s var(--ease);
}
.value-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: rgba(227, 6, 19, .4); }
.value-card .v-icon {
    width: 64px; height: 64px; margin: 0 auto 20px; border-radius: 50%;
    background: rgba(227, 6, 19, .1); border: 1px solid rgba(227, 6, 19, .32);
    display: flex; align-items: center; justify-content: center;
}
.value-card .v-icon svg { width: 30px; height: 30px; color: var(--red-bright); }
.value-card h4 { font-size: 17px; color: var(--text); margin-bottom: 10px; letter-spacing: 2px; }
.value-card p { font-size: 13.5px; color: var(--text2); }

/* ---------- 服务页（旧版组件保留，自动换肤） ---------- */
.service-detail { display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px; }
.service-detail-card {
    background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius-lg);
    padding: 44px 40px; transition: all .4s var(--ease); position: relative; overflow: hidden;
}
.service-detail-card:hover { box-shadow: var(--shadow-md); border-color: rgba(227, 6, 19, .35); }
.service-detail-card .sd-head { display: flex; align-items: center; gap: 18px; margin-bottom: 20px; }
.service-detail-card .sd-head .icon {
    width: 56px; height: 56px; border-radius: 14px; flex-shrink: 0;
    background: var(--red-grad);
    display: flex; align-items: center; justify-content: center;
    box-shadow: 0 8px 22px rgba(227, 6, 19, .35);
}
.service-detail-card .sd-head .icon svg { width: 26px; height: 26px; color: #fff; }
.service-detail-card h4 { font-size: 20px; color: var(--text); letter-spacing: 1px; }
.service-detail-card .sd-head small { display: block; font-size: 11px; letter-spacing: 3px; color: var(--red-bright); margin-top: 2px; }
.service-detail-card p { color: var(--text2); font-size: 14.5px; margin-bottom: 16px; }
.service-detail-card ul li { position: relative; padding-left: 24px; font-size: 14px; color: var(--text); margin-bottom: 10px; }
.service-detail-card ul li::before { content: ""; position: absolute; left: 4px; top: 10px; width: 7px; height: 7px; background: var(--red); transform: rotate(45deg); }

.process-flow { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; position: relative; }
.process-step {
    text-align: center; padding: 36px 20px; background: var(--panel); border-radius: var(--radius);
    border: 1px solid var(--line); position: relative; transition: all .4s var(--ease);
}
.process-step:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: rgba(227, 6, 19, .4); }
.process-step .step-num {
    width: 46px; height: 46px; margin: 0 auto 16px; border-radius: 50%;
    background: var(--red-grad);
    color: #fff; font-weight: 700; font-size: 17px;
    display: flex; align-items: center; justify-content: center;
    box-shadow: 0 8px 22px rgba(227, 6, 19, .35);
}
.process-step h4 { font-size: 16.5px; color: var(--text); margin-bottom: 8px; }
.process-step p { font-size: 13px; color: var(--text2); }

/* ---------- 项目页（竖版卡片：横板图片在上，文字在下） ---------- */
.project-full-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.project-full-card {
    display: flex; flex-direction: column; border-radius: var(--radius-lg);
    overflow: hidden; background: var(--bg3); border: 1px solid var(--line);
    transition: all .4s var(--ease);
}
.project-full-card:hover { box-shadow: var(--shadow-md); transform: translateY(-5px); border-color: rgba(227, 6, 19, .4); }
.project-full-card .pf-banner {
    background: linear-gradient(150deg, #17171d, #0b0b0f);
    display: flex; align-items: center; justify-content: center; position: relative;
    aspect-ratio: 16 / 9; min-height: 210px; width: 100%;
    border-bottom: 1px solid var(--line);
}
.project-full-card .pf-banner svg { width: 64px; color: var(--red-bright); }
.project-full-card .pf-body { padding: 26px 30px 30px; flex: 1; display: flex; flex-direction: column; }
.project-full-card .pf-body .tag { display: inline-block; font-size: 11px; letter-spacing: 2px; color: var(--red-bright); border: 1px solid rgba(227, 6, 19, .45); border-radius: 999px; padding: 3px 12px; margin-bottom: 12px; align-self: flex-start; }
.project-full-card h4 { font-size: 21px; color: var(--text); letter-spacing: 1px; margin-bottom: 10px; }
.project-full-card p { color: var(--text2); font-size: 14px; margin-bottom: 14px; }
.pf-stats { display: flex; gap: 26px; }
.pf-stats div b { font-size: 20px; color: var(--red-bright); }
.pf-stats div span { display: block; font-size: 12px; color: var(--text3); letter-spacing: 1px; }
a.project-full-card { text-decoration: none; color: inherit; }
.project-full-card .pf-banner .pf-cover { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }
.project-full-card .pf-more { display: inline-block; margin-top: 18px; font-size: 13px; font-weight: 600; color: var(--red-bright); letter-spacing: 1px; transition: all .3s var(--ease); }
.project-full-card:hover .pf-more { transform: translateX(4px); }

/* ---------- 招聘页 ---------- */
.job-list { display: flex; flex-direction: column; gap: 16px; }
.job-card {
    background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius-lg);
    padding: 28px 34px; transition: all .35s var(--ease);
    display: grid; grid-template-columns: 1fr auto; gap: 20px; align-items: center;
}
.job-card:hover { box-shadow: var(--shadow-md); border-color: rgba(227, 6, 19, .45); transform: translateX(4px); }
.job-card .job-main h4 { font-size: 18.5px; color: var(--text); margin-bottom: 8px; }
.job-card .job-tags { display: flex; flex-wrap: wrap; gap: 10px; }
.job-card .job-tags span { font-size: 12.5px; color: var(--text2); background: rgba(255, 255, 255, .04); border: 1px solid var(--line); border-radius: 6px; padding: 4px 12px; }
.job-card .job-side { text-align: right; }
.job-card .salary { font-size: 19px; font-weight: 700; color: var(--red-bright); }
.job-card .job-side small { display: block; color: var(--text3); font-size: 12.5px; margin-top: 4px; letter-spacing: 1px; }
a.job-card { text-decoration: none; color: inherit; }
.job-card .job-more { display: inline-block; margin-top: 10px; font-size: 13px; font-weight: 600; color: var(--red-bright); letter-spacing: 1px; transition: all .3s var(--ease); }
.job-card:hover .job-more { transform: translateX(4px); }
.job-empty { text-align: center; color: var(--text3); padding: 60px 0; }

/* ---------- 招聘页增强 ---------- */
.career-banner .banner-desc { position: relative; z-index: 2; margin-top: 14px; font-size: 16px; letter-spacing: 3px; color: var(--text2); }
.career-banner .banner-deco { position: absolute; inset: 0; z-index: 1; pointer-events: none; overflow: hidden; }
.career-banner .deco-ring { position: absolute; border-radius: 50%; border: 1px solid rgba(227, 6, 19, .22); }
.career-banner .deco-ring-1 { width: 540px; height: 540px; top: -180px; right: -160px; box-shadow: inset 0 0 0 60px rgba(227, 6, 19, .04); }
.career-banner .deco-ring-2 { width: 320px; height: 320px; bottom: -120px; left: -90px; border-color: rgba(255, 255, 255, .08); }
.career-banner .deco-line { position: absolute; width: 1px; background: linear-gradient(to bottom, transparent, rgba(227, 6, 19, .35), transparent); }
.career-banner .deco-line-1 { height: 140px; top: 60px; left: 14%; }
.career-banner .deco-line-2 { height: 90px; bottom: 40px; right: 18%; }

/* 数据条带 */
.career-stats { padding: 0 0 70px; background: var(--bg); margin-top: -50px; position: relative; z-index: 3; }
.career-stats-grid {
    background: var(--bg3); border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 0;
    overflow: hidden; border: 1px solid var(--line);
}
.career-stat { padding: 36px 24px; text-align: center; border-right: 1px solid var(--line); position: relative; }
.career-stat:last-child { border-right: 0; }
.career-stat .cs-num { font-size: 44px; font-weight: 800; background: var(--red-grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; letter-spacing: 1px; line-height: 1.1; }
.career-stat .cs-num sup { font-size: 22px; vertical-align: top; margin-left: 2px; }
.career-stat .cs-label { margin-top: 10px; font-size: 15px; color: var(--text); letter-spacing: 2px; font-weight: 600; }
.career-stat .cs-sub { margin-top: 6px; font-size: 12.5px; color: var(--text2); }

/* 福利待遇 */
.benefits-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.benefit-card {
    background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
    padding: 28px 24px; transition: all .35s var(--ease); position: relative; overflow: hidden;
}
.benefit-card::before {
    content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px;
    background: var(--red-grad);
    transform: scaleX(0); transform-origin: left; transition: transform .4s var(--ease);
}
.benefit-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.benefit-card:hover::before { transform: scaleX(1); }
.benefit-card .b-icon {
    width: 50px; height: 50px; border-radius: 12px;
    background: rgba(227, 6, 19, .1); border: 1px solid rgba(227, 6, 19, .32);
    display: flex; align-items: center; justify-content: center; margin-bottom: 16px;
}
.benefit-card .b-icon svg { width: 26px; height: 26px; color: var(--red-bright); }
.benefit-card h5 { font-size: 16px; color: var(--text); margin-bottom: 6px; letter-spacing: 1px; }
.benefit-card p { font-size: 13px; color: var(--text2); line-height: 1.65; }

/* 职位部门筛选 tab */
.job-tabs { display: flex; justify-content: center; gap: 10px; margin-bottom: 30px; flex-wrap: wrap; }
.job-tabs button {
    padding: 9px 22px; border-radius: 999px; border: 1px solid var(--line);
    background: rgba(255, 255, 255, .03); color: var(--text2); font-size: 14px; letter-spacing: 1px;
    transition: all .3s var(--ease);
}
.job-tabs button:hover { border-color: var(--red); color: var(--red-bright); }
.job-tabs button.active { background: var(--red); border-color: var(--red); color: #fff; }
.job-tabs button em { font-style: normal; opacity: .65; margin-left: 4px; font-size: 12px; }

/* 职位卡片增强 */
.job-card .job-dept-tag {
    display: inline-block; font-size: 11px; letter-spacing: 2px; color: var(--red-bright);
    border: 1px solid rgba(227, 6, 19, .35); border-radius: 999px;
    padding: 3px 14px; margin-bottom: 10px; background: rgba(227, 6, 19, .06);
}
.job-card .job-highlights { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px; }
.job-card .job-tag { font-size: 11.5px; color: var(--text2); background: rgba(255, 255, 255, .04); border: 1px solid var(--line); border-radius: 4px; padding: 3px 10px; letter-spacing: .5px; }
.job-card .job-meta { display: flex; gap: 16px; margin-top: 12px; flex-wrap: wrap; }
.job-card .job-meta-item { display: inline-flex; align-items: center; gap: 5px; font-size: 12.5px; color: var(--text2); }
.job-card .meta-icon { display: inline-block; width: 14px; height: 14px; border-radius: 50%; background: var(--red); position: relative; }
.job-card .meta-icon::before { content: ""; position: absolute; inset: 4px; background: #fff; border-radius: 50%; }
.job-card .meta-pin::before { clip-path: polygon(50% 100%, 0 0, 100% 0); border-radius: 0; inset: 2px; }

/* ---------- 客户页 ---------- */
.client-cat-tabs { display: flex; justify-content: center; gap: 12px; margin-bottom: 46px; flex-wrap: wrap; }
.client-cat-tabs button {
    padding: 10px 26px; border-radius: 999px; border: 1px solid var(--line);
    background: rgba(255, 255, 255, .03); color: var(--text2); font-size: 14.5px; letter-spacing: 1px;
    transition: all .3s var(--ease);
}
.client-cat-tabs button:hover { border-color: var(--red); color: var(--red-bright); }
.client-cat-tabs button.active { background: var(--red); border-color: var(--red); color: #fff; }
.client-page-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 16px; }
.client-page-grid .client-logo-box { background: #101015; }
.client-page-grid .client-logo-box.has-logo { background: #101015; }
.client-page-grid .client-logo-box:hover { border-color: rgba(227, 6, 19, .5); box-shadow: var(--shadow-sm); transform: translateY(-3px); }
.client-page-grid .client-logo-box img { max-width: 74%; max-height: 46px; object-fit: contain; display: block; margin: 0 auto; filter: grayscale(45%) brightness(.9); opacity: .85; transition: all .3s var(--ease); }
.client-page-grid .client-logo-box:hover img { filter: grayscale(0); opacity: 1; }

/* ---------- 新闻详情页 ---------- */
.news-detail-wrap { max-width: 860px; margin: 0 auto; }
.news-detail-header { text-align: center; padding: 60px 0 40px; border-bottom: 1px solid var(--line); }
.news-detail-header h1 { font-size: 30px; color: var(--text); line-height: 1.6; margin: 14px 0 20px; }
.news-detail-header .meta { color: var(--text3); font-size: 13.5px; display: flex; justify-content: center; gap: 26px; letter-spacing: 1px; }
.news-detail-body { padding: 46px 0 60px; }
.news-detail-body p { color: var(--text2); font-size: 16px; line-height: 2.1; margin-bottom: 24px; text-align: justify; }
.news-detail-body h3 { font-size: 20px; color: var(--text); margin: 36px 0 18px; padding-left: 14px; border-left: 3px solid var(--red); }
.news-detail-body blockquote {
    margin: 28px 0; padding: 24px 30px; border-radius: 0 var(--radius) var(--radius) 0;
    background: var(--panel); border-left: 3px solid var(--red); color: var(--text2); font-size: 15px;
}
.news-detail-nav { display: flex; justify-content: space-between; gap: 20px; padding: 28px 0; border-top: 1px solid var(--line); }
.news-detail-nav a { font-size: 14.5px; color: var(--text2); max-width: 46%; }
.news-detail-nav a:hover { color: var(--red-bright); }
.back-link { display: inline-flex; align-items: center; gap: 8px; margin-top: 40px; color: var(--red-bright); font-size: 14px; font-weight: 600; letter-spacing: 1px; }

/* ---------- 加载提示 ---------- */
.loading-tip { text-align: center; color: var(--text3); padding: 50px 0; letter-spacing: 2px; }

/* ==========================================================================
   响应式（三端适配）
   ========================================================================== */
@media (max-width: 1100px) {
    .hero .container { grid-template-columns: 1fr; gap: 48px; }
    .hero-ips { max-width: 560px; }
    .service-grid { grid-template-columns: repeat(2, 1fr); }
    .svc-grid { grid-template-columns: repeat(2, 1fr); }
    .news-grid-v2 { grid-template-columns: repeat(2, 1fr); }
    .project-card { flex: 0 0 calc((100% - 26px) / 2); }
    .client-wall { grid-template-columns: repeat(6, 1fr); }
    .client-page-grid { grid-template-columns: repeat(4, 1fr); }
    .about-grid { grid-template-columns: 1fr; gap: 56px; }
    .value-grid, .process-flow { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
    .service-detail { grid-template-columns: 1fr; }
    .project-full-grid { grid-template-columns: repeat(2, 1fr); }
    .career-stats-grid { grid-template-columns: repeat(2, 1fr); }
    .career-stat:nth-child(2) { border-right: 0; }
    .career-stat:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
    .benefits-grid { grid-template-columns: repeat(2, 1fr); }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .stat-cell + .stat-cell::before { display: none; }
    .proj-card { width: 380px; }
}

@media (max-width: 768px) {
    .navbar { padding: 0 22px; height: 72px; }
    .navbar.scrolled { height: 62px; }
    .nav-toggle { display: flex; }
    .nav-links {
        position: fixed; top: 0; right: -100%; width: min(78vw, 340px); height: 100vh;
        background: rgba(10, 10, 13, .97);
        flex-direction: column; align-items: flex-start; padding: 110px 36px 40px;
        gap: 4px; transition: right .45s var(--ease);
        box-shadow: -20px 0 60px rgba(0, 0, 0, .5);
    }
    .nav-links.open { right: 0; }
    .nav-links a { color: var(--text2) !important; font-size: 16px; width: 100%; padding: 12px 4px; }
    .nav-links a:not(.nav-btn)::before { display: none; }
    .nav-btn { margin: 18px 0 0; }
    .navbar.scrolled .nav-links { background: rgba(10, 10, 13, .97); }
    .navbar.scrolled .nav-links a { color: var(--text2) !important; }

    .hero { padding: 120px 0 90px; }
    .hero-ips { grid-template-columns: 1fr 1fr; gap: 12px; }
    .section { padding: 72px 0; }
    .container { padding: 0 20px; }
    .about-image { height: 300px; }
    .stats { flex-direction: row; }
    .stat-item h2 { font-size: 26px; }
    .project-card { flex: 0 0 calc((100% - 26px) / 2); }
    .client-wall { grid-template-columns: repeat(4, 1fr); }
    .client-page-grid { grid-template-columns: repeat(3, 1fr); }
    .news-grid { grid-template-columns: 1fr; }
    .news-grid-v2 { grid-template-columns: 1fr; }
    .project-full-grid { grid-template-columns: 1fr; }
    .job-card { grid-template-columns: 1fr; }
    .job-card .job-side { text-align: left; }
    .timeline::before { left: 8px; }
    .timeline-item { width: 100%; left: 0 !important; text-align: left !important; padding: 0 0 44px 40px; }
    .timeline-item:nth-child(odd)::before, .timeline-item:nth-child(even)::before { left: 1px; right: auto; }
    .footer-grid { grid-template-columns: 1fr; gap: 34px; }
    .service-grid { grid-template-columns: 1fr; }
    .svc-grid { grid-template-columns: 1fr; }
    .value-grid, .process-flow { grid-template-columns: 1fr; }
    .page-banner { padding: 150px 0 70px; }
    .news-detail-header h1 { font-size: 23px; }
    .hero-scroll-hint { display: none; }
    .career-stats-grid { grid-template-columns: 1fr; }
    .career-stat { border-right: 0; border-bottom: 1px solid var(--line); }
    .career-stat:last-child { border-bottom: 0; }
    .benefits-grid { grid-template-columns: 1fr; }
    .career-stat .cs-num { font-size: 36px; }
    .proj-card { width: 300px; }
    .proj-marquee::before, .proj-marquee::after { width: 60px; }
    .client-marquee::before, .client-marquee::after { width: 60px; }
    .cta-panel { padding: 60px 28px; }
    .cta-wrap { padding: 80px 0 90px; }
    .about-media::after { width: 70px; height: 70px; }
    .proj-top, .clients-top { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 480px) {
    .client-wall { grid-template-columns: repeat(3, 1fr); }
    .client-page-grid { grid-template-columns: repeat(2, 1fr); }
    .project-card { flex: 0 0 100%; }
    .ip-card { padding: 18px 16px; }
    .stat-item h2 { font-size: 22px; }
    .stat-item p { font-size: 11px; }
    .logo-chip { width: 150px; height: 78px; }
    .about-meta { gap: 22px; }
}

/* 无障碍：减少动效偏好 */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation-duration: .001s !important; transition-duration: .001s !important; }
    .reveal { opacity: 1; transform: none; }
}