:root{--gold:#F8DF66;--gold-dark:#e6cc4a;--gold-light:#fdf5cc;--gold-bg:rgba(248,223,102,.08);--gold-border:rgba(248,223,102,.2);--text:#1d1d1f;--text2:#6e6e73;--text3:#86868b;--bg:#fff;--bg2:#f5f5f7;--bgc:#fff;--border:#d2d2d7;--border2:#e8e8ed;--r:16px;--rs:10px;--rx:6px;--sh:0 4px 16px rgba(0,0,0,.06);--shl:0 12px 40px rgba(0,0,0,.08);--t:.35s cubic-bezier(.4,0,.2,1);--tf:.2s cubic-bezier(.4,0,.2,1)}
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;font-size:16px;-webkit-font-smoothing:antialiased}
body{font-family:'Noto Sans SC',-apple-system,BlinkMacSystemFont,'SF Pro Display',sans-serif;background:var(--bg);color:var(--text);line-height:1.6;overflow-x:hidden}
a{text-decoration:none;color:inherit}ul{list-style:none}img{max-width:100%;display:block}
strong{color:var(--gold-dark);font-weight:600}
.container{max-width:1120px;margin:0 auto;padding:0 24px}
.text-gold{color:var(--gold-dark)}

/* Navbar */
.navbar{position:fixed;top:0;left:0;right:0;z-index:1000;background:rgba(255,255,255,.72);backdrop-filter:saturate(180%) blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px);border-bottom:1px solid rgba(0,0,0,.06);transition:var(--t)}
.navbar.scrolled{box-shadow:0 1px 3px rgba(0,0,0,.04)}
.nav-container{display:flex;align-items:center;justify-content:space-between;height:56px}
.logo{display:flex;align-items:center;gap:8px}
.logo-img{height:32px;width:auto}
.nav-links{display:flex;gap:28px}
.nav-links a{font-size:.82rem;color:var(--text2);transition:var(--tf);padding:4px 0;position:relative}
.nav-links a:hover,.nav-links a.active-link{color:var(--text)}
.nav-links a::after{content:'';position:absolute;bottom:-2px;left:50%;width:0;height:1.5px;background:var(--gold-dark);transition:var(--tf);transform:translateX(-50%)}
.nav-links a:hover::after,.nav-links a.active-link::after{width:100%}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px}
.nav-toggle span{width:20px;height:1.5px;background:var(--text);transition:var(--t);border-radius:1px}
.nav-toggle.active span:nth-child(1){transform:rotate(45deg) translate(4.5px,4.5px)}
.nav-toggle.active span:nth-child(2){opacity:0}
.nav-toggle.active span:nth-child(3){transform:rotate(-45deg) translate(4.5px,-4.5px)}

/* Hero */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;justify-content:center;text-align:center;overflow:hidden;background:linear-gradient(180deg,#fff 0%,var(--bg2) 100%)}
.hero-glow{position:absolute;top:-200px;left:50%;transform:translateX(-50%);width:800px;height:800px;border-radius:50%;background:radial-gradient(circle,rgba(248,223,102,.15) 0%,transparent 70%);pointer-events:none}
.hero-content{position:relative;z-index:2;padding-top:56px;max-width:720px}
.hero-tagline{font-size:.85rem;color:var(--gold-dark);letter-spacing:6px;font-weight:500;margin-bottom:20px}
.hero-title{font-size:clamp(2.2rem,5.5vw,3.8rem);font-weight:700;line-height:1.15;margin-bottom:16px;letter-spacing:-.02em}
.hero-desc{font-size:1rem;color:var(--text2);margin-bottom:36px;line-height:1.8;font-weight:300}
.hero-actions{display:flex;gap:12px;justify-content:center;margin-bottom:56px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:6px;padding:12px 28px;border-radius:980px;font-size:.88rem;font-weight:500;transition:var(--t);border:none;cursor:pointer;font-family:inherit}
.btn-primary{background:var(--text);color:#fff}.btn-primary:hover{background:#000;transform:translateY(-1px);box-shadow:var(--sh)}
.btn-ghost{background:transparent;color:var(--text);border:1px solid var(--border)}.btn-ghost:hover{border-color:var(--text);background:var(--bg2)}
.btn-lg{padding:16px 40px;font-size:.95rem}
.hero-stats{display:flex;justify-content:center;background:var(--bgc);border-radius:var(--r);box-shadow:var(--sh);padding:28px 0;border:1px solid var(--border2)}
.hero-stat{flex:1;text-align:center;padding:0 20px}
.hero-stat-num{font-size:2.2rem;font-weight:700;display:inline;letter-spacing:-.02em}
.hero-stat-unit{font-size:1rem;color:var(--gold-dark);font-weight:600}
.hero-stat-label{display:block;font-size:.75rem;color:var(--text3);margin-top:2px}
.hero-stat-divider{width:1px;background:var(--border2)}
.hero-scroll{position:absolute;bottom:32px;left:50%;transform:translateX(-50%)}
.hero-scroll-line{width:1px;height:40px;background:linear-gradient(to bottom,var(--gold-dark),transparent);animation:scrollP 2s ease-in-out infinite}
@keyframes scrollP{0%,100%{opacity:1;transform:scaleY(1)}50%{opacity:.4;transform:scaleY(.6)}}

/* Animations */
.anim-fade-up{opacity:0;transform:translateY(24px);animation:fadeUp .8s cubic-bezier(.25,.46,.45,.94) forwards}
.d1{animation-delay:.15s}.d2{animation-delay:.3s}.d3{animation-delay:.45s}.d4{animation-delay:.6s}
@keyframes fadeUp{to{opacity:1;transform:translateY(0)}}
.anim-item{opacity:0;transform:translateY(20px);transition:opacity .6s cubic-bezier(.25,.46,.45,.94),transform .6s cubic-bezier(.25,.46,.45,.94)}
.anim-item.visible{opacity:1;transform:translateY(0)}

/* Section */
.section{padding:96px 0}
.section-header{text-align:center;margin-bottom:56px}
.section-tag{font-size:.7rem;letter-spacing:4px;color:var(--gold-dark);text-transform:uppercase;font-weight:600;display:block;margin-bottom:8px}
.section-title{font-size:clamp(1.6rem,3.5vw,2.2rem);font-weight:700;letter-spacing:-.02em}
.section-desc{font-size:.92rem;color:var(--text2);margin-top:10px;max-width:560px;margin-left:auto;margin-right:auto;font-weight:300}

/* About */
.about{background:var(--bg)}
.about-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.about-card{background:var(--bgc);border:1px solid var(--border2);border-radius:var(--r);padding:32px 24px;transition:var(--t)}
.about-card:hover{transform:translateY(-4px);box-shadow:var(--shl);border-color:var(--gold-border)}
.about-card-icon{margin-bottom:16px}
.about-card h3{font-size:1.05rem;font-weight:600;margin-bottom:8px}
.about-card p{font-size:.85rem;color:var(--text2);line-height:1.7}

/* Services Intro */
.services-intro{background:var(--bg2);padding:64px 0}
.services-intro-content{text-align:center}
.services-intro-content h2{font-size:1.6rem;font-weight:700;margin-bottom:12px}
.services-intro-content>p{font-size:.92rem;color:var(--text2);max-width:640px;margin:0 auto 36px;line-height:1.8}
.services-intro-flow{display:flex;align-items:center;justify-content:center;gap:8px;flex-wrap:wrap}
.flow-step{display:flex;flex-direction:column;align-items:center;gap:6px;padding:16px 20px;background:var(--bgc);border-radius:var(--rs);border:1px solid var(--border2);min-width:100px;transition:var(--t)}
.flow-step:hover{border-color:var(--gold);box-shadow:0 1px 3px rgba(0,0,0,.04)}
.flow-step svg{color:var(--gold-dark)}
.flow-step span{font-size:.78rem;color:var(--text2);font-weight:500}
.flow-arrow{color:var(--text3);display:flex}

/* Service Tabs */
.services{background:var(--bg)}
.service-tabs{display:flex;gap:8px;margin-bottom:32px;overflow-x:auto;padding-bottom:4px;-webkit-overflow-scrolling:touch}
.service-tab{display:inline-flex;align-items:center;gap:6px;padding:10px 20px;border-radius:980px;font-size:.82rem;font-weight:500;border:1px solid var(--border2);background:var(--bgc);color:var(--text2);cursor:pointer;transition:var(--t);white-space:nowrap;flex-shrink:0;font-family:inherit}
.service-tab:hover{border-color:var(--border);color:var(--text)}
.service-tab.active{background:var(--text);color:#fff;border-color:var(--text)}
.service-tab.active svg{stroke:#fff}
.service-tab svg{stroke:var(--text2);transition:var(--t)}
.service-panel{display:none;animation:panelF .4s ease}.service-panel.active{display:block}
@keyframes panelF{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}
.service-panel-header{margin-bottom:32px}
.service-panel-badge{display:inline-block;font-size:.7rem;font-weight:600;color:var(--gold-dark);background:var(--gold-bg);border:1px solid var(--gold-border);padding:3px 12px;border-radius:980px;margin-bottom:10px;letter-spacing:1px}
.service-panel-header h3{font-size:1.4rem;font-weight:700;margin-bottom:10px}
.service-panel-header p{font-size:.9rem;color:var(--text2);line-height:1.8;max-width:720px}
.service-sub-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.service-sub-card{background:var(--bgc);border:1px solid var(--border2);border-radius:var(--r);padding:28px 24px;transition:var(--t);cursor:pointer}
.service-sub-card:hover{transform:translateY(-4px);box-shadow:var(--shl);border-color:var(--gold-border)}
.service-sub-icon{margin-bottom:14px}
.service-sub-card h4{font-size:1.05rem;font-weight:600;margin-bottom:8px}
.service-sub-card>p{font-size:.82rem;color:var(--text2);line-height:1.7;margin-bottom:14px}
.service-sub-result{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:14px}
.result-tag{display:inline-flex;align-items:center;gap:4px;font-size:.72rem;color:var(--gold-dark);background:var(--gold-bg);padding:3px 10px;border-radius:980px;font-weight:500}
.result-tag svg{stroke:var(--gold-dark)}
.card-link{display:inline-flex;align-items:center;gap:4px;font-size:.8rem;color:var(--text);font-weight:500;transition:var(--tf)}
.card-link:hover{color:var(--gold-dark)}
.card-link:hover svg{transform:translateX(3px)}
.card-link svg{transition:var(--tf)}

/* KOL */
.kol-section{max-width:680px;margin:0 auto}
.kol-pyramid-visual{margin-bottom:32px}
.pyramid-tier{display:flex;align-items:center;gap:16px;padding:16px 20px;margin-bottom:8px;border-radius:var(--rs);border:1px solid var(--border2);background:var(--bgc);transition:var(--t)}
.pyramid-tier:hover{border-color:var(--gold-border);box-shadow:0 1px 3px rgba(0,0,0,.04)}
.tier-icon{color:var(--gold-dark);flex-shrink:0}
.tier-content h5{font-size:.92rem;font-weight:600}.tier-content p{font-size:.78rem;color:var(--text3)}
.tier-top{margin-left:30%;margin-right:30%}.tier-mid{margin-left:15%;margin-right:15%}.tier-bottom{margin:0}
.kol-stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:20px}
.kol-stat{text-align:center;padding:16px 8px;background:var(--bg2);border-radius:var(--rs)}
.kol-stat-num{display:block;font-size:1.3rem;font-weight:700}.kol-stat-label{font-size:.72rem;color:var(--text3)}
.platform-badges{display:flex;gap:8px;justify-content:center;flex-wrap:wrap}
.platform-badge{padding:6px 18px;border:1px solid var(--border);border-radius:980px;font-size:.8rem;color:var(--text2);transition:var(--t)}
.platform-badge:hover{border-color:var(--gold-dark);color:var(--gold-dark);background:var(--gold-bg)}

/* AIGC */
.aigc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:24px}
.aigc-card{background:var(--bgc);border:1px solid var(--border2);border-radius:var(--r);padding:28px 24px;text-align:center;transition:var(--t)}
.aigc-card:hover{transform:translateY(-4px);box-shadow:var(--shl);border-color:var(--gold-border)}
.aigc-card-icon{margin-bottom:12px}
.aigc-card h5{font-size:.95rem;font-weight:600;margin-bottom:8px}
.aigc-card p{font-size:.82rem;color:var(--text2);line-height:1.6}
.aigc-case-banner{display:flex;align-items:flex-start;gap:16px;background:var(--gold-bg);border:1px solid var(--gold-border);border-radius:var(--r);padding:24px}
.case-banner-icon{color:var(--gold-dark);flex-shrink:0;margin-top:2px}
.case-banner-label{font-size:.72rem;font-weight:600;color:var(--gold-dark);letter-spacing:1px;display:block;margin-bottom:4px}
.case-banner-text p{font-size:.85rem;color:var(--text2);line-height:1.7}

/* GEO */
.geo-flow-visual{display:flex;align-items:center;justify-content:center;gap:8px;margin-bottom:36px;flex-wrap:wrap}
.geo-flow-step{background:var(--bgc);border:1px solid var(--border2);border-radius:var(--r);padding:24px 20px;text-align:center;flex:1;min-width:130px;transition:var(--t)}
.geo-flow-step:hover{border-color:var(--gold-border);box-shadow:0 1px 3px rgba(0,0,0,.04)}
.geo-flow-num{font-size:1.4rem;font-weight:700;color:var(--gold-dark);margin-bottom:8px}
.geo-flow-step h5{font-size:.88rem;font-weight:600;margin-bottom:4px}
.geo-flow-step p{font-size:.75rem;color:var(--text3)}
.geo-flow-connector{display:flex;align-items:center;flex-shrink:0}
.geo-results-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.geo-result-card{text-align:center;padding:28px 16px;background:var(--bg2);border-radius:var(--r);transition:var(--t)}
.geo-result-card:hover{box-shadow:0 1px 3px rgba(0,0,0,.04)}
.geo-result-value{display:block;font-size:1.8rem;font-weight:700}
.geo-result-label{font-size:.78rem;color:var(--text3);margin-top:4px;display:block}

/* Social Ops */
.social-ops-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.social-ops-card{background:var(--bgc);border:1px solid var(--border2);border-radius:var(--r);padding:28px 20px;text-align:center;transition:var(--t)}
.social-ops-card:hover{transform:translateY(-4px);box-shadow:var(--shl);border-color:var(--gold-border)}
.social-ops-icon{margin-bottom:12px}
.social-ops-card h5{font-size:.92rem;font-weight:600;margin-bottom:6px}
.social-ops-card p{font-size:.78rem;color:var(--text2);line-height:1.5}

/* Cases */
.cases{background:var(--bg2)}
.cases-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.case-card{background:var(--bgc);border-radius:var(--r);overflow:hidden;border:1px solid var(--border2);transition:var(--t);cursor:pointer}
.case-card:hover{transform:translateY(-4px);box-shadow:var(--shl)}
.case-card-img{position:relative;overflow:hidden}
.placeholder-svg{width:100%;height:auto;display:block}
.case-card-overlay{position:absolute;inset:0;background:rgba(29,29,31,.6);display:flex;align-items:center;justify-content:center;opacity:0;transition:var(--t)}
.case-card:hover .case-card-overlay{opacity:1}
.case-card-overlay span{color:#fff;font-size:.85rem;font-weight:500;padding:8px 20px;border:1px solid rgba(255,255,255,.5);border-radius:980px}
.case-card-body{padding:20px}
.case-card-tag{display:inline-block;font-size:.68rem;font-weight:600;color:var(--gold-dark);background:var(--gold-bg);border:1px solid var(--gold-border);padding:2px 10px;border-radius:980px;margin-bottom:8px}
.case-card-body h4{font-size:.95rem;font-weight:600;margin-bottom:6px;line-height:1.4}
.case-card-body>p{font-size:.78rem;color:var(--text2);line-height:1.6;margin-bottom:10px}
.case-card-stats{display:flex;gap:12px;flex-wrap:wrap}
.case-card-stats span{display:inline-flex;align-items:center;gap:4px;font-size:.72rem;color:var(--text3)}
.case-card-stats svg{stroke:var(--gold-dark)}

/* Brands */
.brands{background:var(--bg)}
.brands-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.brand-item{background:var(--bgc);border:1px solid var(--border2);border-radius:var(--rs);overflow:hidden;transition:var(--t);display:flex;align-items:center;justify-content:center}
.brand-item:hover{border-color:var(--gold-border);box-shadow:var(--sh);transform:translateY(-2px)}
.brand-placeholder{width:100%;height:auto;display:block}

/* News */
.news{background:var(--bg2)}
.news-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.news-featured{border-radius:var(--r);overflow:hidden;border:1px solid var(--border2);transition:var(--t);cursor:pointer;background:var(--bgc)}
.news-featured:hover{box-shadow:var(--shl);transform:translateY(-2px)}
.news-card-img{overflow:hidden}.news-card-img .placeholder-svg{width:100%}
.news-card-body{padding:24px}
.news-meta{display:flex;gap:12px;margin-bottom:10px}
.news-date{font-size:.72rem;color:var(--text3)}
.news-category{font-size:.68rem;color:var(--gold-dark);background:var(--gold-bg);padding:1px 8px;border-radius:980px;font-weight:500}
.news-card-body h4{font-size:1.1rem;font-weight:600;margin-bottom:8px;line-height:1.4}
.news-card-body>p{font-size:.85rem;color:var(--text2);line-height:1.7;margin-bottom:12px}
.news-side{display:flex;flex-direction:column;gap:16px}
.news-small{display:flex;gap:16px;padding:16px;border-radius:var(--rs);border:1px solid var(--border2);transition:var(--t);cursor:pointer;background:var(--bgc)}
.news-small:hover{box-shadow:var(--sh);border-color:var(--gold-border)}
.news-small-img{flex-shrink:0;width:120px;border-radius:var(--rx);overflow:hidden}
.news-small-img .placeholder-svg{width:100%;height:100%;object-fit:cover}
.news-small-body{display:flex;flex-direction:column;justify-content:center}
.news-small-body .news-date{font-size:.7rem;color:var(--text3);margin-bottom:4px;display:block}
.news-small-body h5{font-size:.88rem;font-weight:600;line-height:1.4;margin-bottom:6px}
.news-more{text-align:center;margin-top:40px}

/* Timeline Horizontal */
.timeline-section{background:var(--bg);border-top:1px solid var(--border2)}
.timeline-horizontal{position:relative;padding:40px 0 20px}
.timeline-h-line{position:absolute;top:82px;left:0;right:0;height:2px;background:linear-gradient(90deg,var(--border2),var(--gold-border),var(--border2))}
.timeline-h-items{display:flex;justify-content:space-between;position:relative}
.timeline-h-item{text-align:center;flex:1;position:relative;padding:0 8px}
.timeline-h-dot{width:14px;height:14px;border-radius:50%;margin:0 auto 16px;position:relative;z-index:2;box-shadow:0 0 0 4px var(--bg)}
.timeline-h-icon{width:52px;height:52px;border-radius:50%;border:2px solid;display:flex;align-items:center;justify-content:center;margin:0 auto 12px;background:var(--bgc);box-shadow:0 2px 8px rgba(0,0,0,.06)}
.timeline-h-year{font-size:1.8rem;font-weight:900;margin-bottom:6px;letter-spacing:-.02em}
.timeline-h-item p{font-size:.82rem;color:var(--text2);line-height:1.5}

/* Advantages */
.advantages{background:var(--bg2);border-top:1px solid var(--border2)}
.adv-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.adv-card{background:var(--bgc);border:1px solid var(--border2);border-radius:var(--r);padding:32px 28px;transition:var(--t);position:relative;overflow:hidden}
.adv-card:hover{transform:translateY(-4px);box-shadow:var(--shl);border-color:var(--gold-border)}
.adv-card-num{position:absolute;top:16px;right:20px;font-size:2.5rem;font-weight:900;color:var(--bg2);letter-spacing:-.04em}
.adv-card-icon{margin-bottom:14px}
.adv-card h4{font-size:1.05rem;font-weight:600;margin-bottom:8px}
.adv-card p{font-size:.85rem;color:var(--text2);line-height:1.7}

/* Mission */
.mission{background:var(--text);color:#fff;text-align:center;padding:80px 0}
.mission-inner{max-width:680px;margin:0 auto}
.mission-slogan{font-size:clamp(1.6rem,3.5vw,2.4rem);font-weight:700;color:var(--gold);letter-spacing:4px;margin-bottom:10px}
.mission-statement{font-size:1.05rem;color:rgba(255,255,255,.7);font-weight:300;margin-bottom:32px}
.mission-values{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-bottom:36px}
.mission-values span{padding:6px 18px;border:1px solid rgba(255,255,255,.15);border-radius:980px;font-size:.82rem;color:rgba(255,255,255,.6);transition:var(--t)}
.mission-values span:hover{border-color:var(--gold);color:var(--gold)}
.mission-scope-title{font-size:.78rem;color:rgba(255,255,255,.4);letter-spacing:2px;margin-bottom:12px}
.scope-tags{display:flex;flex-wrap:wrap;gap:8px;justify-content:center}
.scope-tags span{padding:6px 16px;background:rgba(248,223,102,.1);border:1px solid rgba(248,223,102,.15);border-radius:var(--rx);font-size:.78rem;color:var(--gold);transition:var(--t)}
.scope-tags span:hover{background:var(--gold);color:var(--text)}

/* Contact */
.contact{background:var(--bg2)}
.contact-layout{display:flex;gap:40px;align-items:flex-start;justify-content:center}
.contact-info-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;flex:1}
.contact-card{text-align:center;padding:32px 20px;background:var(--bgc);border-radius:var(--r);border:1px solid var(--border2);transition:var(--t)}
.contact-card:hover{box-shadow:var(--sh)}
.contact-icon{margin-bottom:12px;display:flex;justify-content:center}
.contact-card h5{font-size:.92rem;font-weight:600;margin-bottom:4px}
.contact-card p{font-size:.85rem;color:var(--text2)}
.contact-sub{font-size:.78rem;color:var(--text3);margin-top:2px}
.contact-qr{text-align:center;flex-shrink:0}
.qr-img{width:140px;height:140px;border-radius:var(--rs);border:1px solid var(--border2);object-fit:cover}
.qr-label{font-size:.75rem;color:var(--text3);margin-top:8px}
.contact-cta{text-align:center;margin-top:40px}

/* Footer */
.footer{background:var(--bg);border-top:1px solid var(--border2);padding:48px 0 24px}
.footer-top{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:32px;gap:32px}
.footer-desc{font-size:.82rem;color:var(--text3);margin-top:10px;line-height:1.6}
.footer-nav{display:flex;gap:56px}
.footer-nav-col{display:flex;flex-direction:column;gap:8px}
.footer-nav-col h6{font-size:.78rem;font-weight:600;margin-bottom:4px}
.footer-nav-col a,.footer-nav-col span{font-size:.82rem;color:var(--text3);transition:var(--tf);display:block;line-height:1.5}
.footer-nav-col a:hover{color:var(--text)}
.footer-qr{text-align:center;flex-shrink:0}
.footer-qr-img{width:100px;height:100px;border-radius:var(--rx);border:1px solid var(--border2);object-fit:cover}
.footer-qr p{font-size:.7rem;color:var(--text3);margin-top:6px}
.footer-bottom{border-top:1px solid var(--border2);padding-top:20px;text-align:center}
.footer-bottom p{font-size:.72rem;color:var(--text3)}
.footer-icp{font-size:.68rem;color:var(--text3);margin-top:4px}

/* Modal */
.modal-overlay{position:fixed;inset:0;z-index:9999;background:rgba(0,0,0,.4);backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;opacity:0;pointer-events:none;transition:opacity .3s ease;padding:24px}
.modal-overlay.active{opacity:1;pointer-events:all}
.modal{background:var(--bgc);border-radius:var(--r);max-width:640px;width:100%;max-height:80vh;overflow-y:auto;box-shadow:0 20px 60px rgba(0,0,0,.12);position:relative;transform:scale(.95) translateY(10px);transition:transform .3s cubic-bezier(.25,.46,.45,.94)}
.modal-overlay.active .modal{transform:scale(1) translateY(0)}
.modal-close{position:sticky;top:16px;float:right;margin:16px 16px 0 0;background:var(--bg2);border:none;border-radius:50%;width:36px;height:36px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:var(--t);z-index:10}
.modal-close:hover{background:var(--border2)}
.modal-close svg{stroke:var(--text2)}
.modal-body{padding:32px}
.modal-body h3{font-size:1.3rem;font-weight:700;margin-bottom:12px}
.modal-body .modal-tag{display:inline-block;font-size:.7rem;font-weight:600;color:var(--gold-dark);background:var(--gold-bg);border:1px solid var(--gold-border);padding:2px 10px;border-radius:980px;margin-bottom:12px}
.modal-body p{font-size:.9rem;color:var(--text2);line-height:1.8;margin-bottom:12px}
.modal-body .modal-img{width:100%;border-radius:var(--rs);margin-bottom:16px;overflow:hidden}
.modal-body .modal-stats{display:flex;gap:16px;flex-wrap:wrap;margin-top:16px;padding-top:16px;border-top:1px solid var(--border2)}
.modal-body .modal-stat{text-align:center;flex:1;min-width:100px}
.modal-body .modal-stat-value{display:block;font-size:1.4rem;font-weight:700}
.modal-body .modal-stat-label{font-size:.72rem;color:var(--text3)}

/* Back to Top */
.back-to-top{position:fixed;bottom:32px;right:32px;z-index:900;width:44px;height:44px;border-radius:50%;background:var(--bgc);border:1px solid var(--border2);box-shadow:var(--sh);display:flex;align-items:center;justify-content:center;cursor:pointer;opacity:0;transform:translateY(10px);transition:var(--t);pointer-events:none}
.back-to-top.visible{opacity:1;transform:translateY(0);pointer-events:all}
.back-to-top:hover{box-shadow:var(--shl);border-color:var(--gold-border)}
.back-to-top svg{stroke:var(--text2)}

/* Page Hero (sub pages) */
.page-hero{padding:120px 0 40px;background:var(--bg2);text-align:center}
.page-hero h1{font-size:2rem;font-weight:700;margin-bottom:8px}
.page-hero p{font-size:.92rem;color:var(--text2)}
.page-hero-sm{padding:100px 0 24px;text-align:left}
.breadcrumb{display:flex;align-items:center;gap:6px;font-size:.8rem;color:var(--text3);margin-bottom:12px;flex-wrap:wrap}
.breadcrumb a{color:var(--text2);transition:var(--tf)}.breadcrumb a:hover{color:var(--gold-dark)}
.breadcrumb svg{stroke:var(--text3);flex-shrink:0}

/* News List Page */
.news-list-section{background:var(--bg)}
.news-list{display:flex;flex-direction:column;gap:24px}
.news-list-item{display:flex;gap:24px;padding:24px;border-radius:var(--r);border:1px solid var(--border2);background:var(--bgc);transition:var(--t);text-decoration:none;color:inherit}
.news-list-item:hover{box-shadow:var(--shl);transform:translateY(-2px);border-color:var(--gold-border)}
.news-list-img{flex-shrink:0;width:280px;border-radius:var(--rs);overflow:hidden}
.news-list-img .placeholder-svg{width:100%;height:100%;object-fit:cover}
.news-list-body{flex:1}
.news-list-body h3{font-size:1.15rem;font-weight:600;margin-bottom:8px;line-height:1.4}
.news-list-body>p{font-size:.88rem;color:var(--text2);line-height:1.7;margin-bottom:12px}

/* Article Page */
.article-section{background:var(--bg)}
.article{max-width:720px;margin:0 auto}
.article h1{font-size:1.8rem;font-weight:700;margin-bottom:12px;line-height:1.3}
.article .article-meta{display:flex;gap:12px;margin-bottom:24px;font-size:.8rem;color:var(--text3)}
.article .article-cover{width:100%;border-radius:var(--r);margin-bottom:24px;overflow:hidden}
.article .article-content{font-size:.95rem;color:var(--text2);line-height:2}
.article .article-content p{margin-bottom:16px}
.article-back{text-align:center;margin-top:48px}

/* ===== Responsive: Tablet ===== */
@media(max-width:1024px){
  .about-grid{grid-template-columns:repeat(2,1fr)}
  .service-sub-grid,.aigc-grid{grid-template-columns:1fr}
  .cases-grid{grid-template-columns:repeat(2,1fr)}
  .social-ops-grid{grid-template-columns:repeat(2,1fr)}
  .adv-grid,.geo-results-grid{grid-template-columns:1fr}
  .kol-stats-grid{grid-template-columns:repeat(2,1fr)}
  .brands-grid{grid-template-columns:repeat(4,1fr)}
  .contact-layout{flex-direction:column;align-items:center}
  .contact-info-grid{grid-template-columns:1fr;width:100%}
  .news-grid{grid-template-columns:1fr}
  .news-list-img{width:200px}
  .timeline-h-year{font-size:1.4rem}
  .timeline-h-item p{font-size:.75rem}
  .footer-top{flex-wrap:wrap}
  .footer-qr{display:none}
}

/* ===== Responsive: Mobile ===== */
@media(max-width:768px){
  html{font-size:15px}
  .nav-toggle{display:flex}
  .nav-links{position:fixed;top:56px;left:0;right:0;background:rgba(255,255,255,.98);backdrop-filter:blur(20px);flex-direction:column;padding:16px 24px;gap:0;transform:translateY(-120%);opacity:0;transition:var(--t);pointer-events:none;border-bottom:1px solid var(--border2)}
  .nav-links.active{transform:translateY(0);opacity:1;pointer-events:all}
  .nav-links li{border-bottom:1px solid var(--border2)}
  .nav-links a{display:block;padding:14px 0;font-size:.95rem}
  .hero-stats{flex-direction:column;gap:0;padding:20px}
  .hero-stat{padding:12px 0}.hero-stat-divider{width:100%;height:1px}
  .hero-stat-num{font-size:1.8rem}
  .section{padding:64px 0}
  .section-header{margin-bottom:36px}
  .about-grid,.service-sub-grid,.aigc-grid,.cases-grid,.social-ops-grid,.geo-results-grid,.adv-grid{grid-template-columns:1fr}
  .brands-grid{grid-template-columns:repeat(3,1fr);gap:10px}
  .kol-stats-grid{grid-template-columns:repeat(2,1fr)}
  .tier-top,.tier-mid,.tier-bottom{margin:0 0 8px}
  .geo-flow-visual{flex-direction:column}
  .geo-flow-connector svg{transform:rotate(90deg)}
  .services-intro-flow{gap:6px}
  .flow-step{min-width:70px;padding:10px 12px}
  .flow-step svg{width:20px;height:20px}
  .flow-step span{font-size:.68rem}
  .flow-arrow svg{width:14px;height:14px}
  .service-tabs{gap:6px}
  .service-tab{padding:8px 14px;font-size:.75rem}
  .footer-top{flex-direction:column;gap:24px}
  .footer-nav{gap:32px;flex-wrap:wrap}
  .footer-qr{display:none}
  .hero-actions{flex-direction:column;align-items:center}
  .news-small{flex-direction:column}
  .news-small-img{width:100%}
  .modal{max-width:100%;margin:16px;max-height:90vh}
  .modal-body{padding:24px}
  .back-to-top{bottom:20px;right:20px;width:40px;height:40px}
  /* Timeline mobile: vertical */
  .timeline-h-line{display:none}
  .timeline-h-items{flex-direction:column;gap:24px;padding-left:32px;position:relative}
  .timeline-h-items::before{content:'';position:absolute;left:6px;top:0;bottom:0;width:2px;background:linear-gradient(to bottom,var(--border2),var(--gold-border),var(--border2))}
  .timeline-h-item{text-align:left;display:flex;align-items:center;gap:16px}
  .timeline-h-dot{position:absolute;left:-26px;margin:0;box-shadow:0 0 0 4px var(--bg)}
  .timeline-h-icon{margin:0;width:44px;height:44px;flex-shrink:0}
  .timeline-h-year{font-size:1.3rem;margin-bottom:2px}
  .timeline-h-item p br{display:none}
  .news-list-item{flex-direction:column}
  .news-list-img{width:100%}
  .page-hero{padding:100px 0 32px}
  .page-hero h1{font-size:1.5rem}
  .contact-info-grid{grid-template-columns:1fr}
}

@media(max-width:400px){
  .container{padding:0 16px}
  .brands-grid{grid-template-columns:repeat(2,1fr)}
  .platform-badges{gap:6px}
  .platform-badge{padding:5px 12px;font-size:.72rem}
  .mission-values span{padding:5px 12px;font-size:.75rem}
  .scope-tags span{padding:4px 10px;font-size:.72rem}
}

/* Brand images */
.brand-item{padding:10px 14px;min-height:72px}
.brand-item img{width:100%;height:auto;max-height:56px;display:block;margin:0 auto;object-fit:contain}

/* Contact Modal */
.contact-modal-overlay{position:fixed;inset:0;z-index:10000;background:rgba(0,0,0,.45);backdrop-filter:blur(10px);display:flex;align-items:center;justify-content:center;opacity:0;pointer-events:none;transition:opacity .3s ease;padding:24px}
.contact-modal-overlay.active{opacity:1;pointer-events:all}
.contact-modal{background:var(--bgc);border-radius:20px;max-width:400px;width:100%;box-shadow:0 24px 80px rgba(0,0,0,.15);position:relative;transform:scale(.92) translateY(16px);transition:transform .35s cubic-bezier(.25,.46,.45,.94);overflow:hidden}
.contact-modal-overlay.active .contact-modal{transform:scale(1) translateY(0)}
.contact-modal .modal-close{position:absolute;top:12px;right:12px;background:var(--bg2);border:none;border-radius:50%;width:32px;height:32px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:var(--t);z-index:10}
.contact-modal .modal-close:hover{background:var(--border2)}
.contact-modal .modal-close svg{stroke:var(--text2);width:18px;height:18px}
.contact-modal-body{padding:32px 28px;text-align:center}
.contact-modal-qr{margin:0 auto 20px;width:160px;height:160px;border-radius:var(--rs);overflow:hidden;border:1px solid var(--border2);box-shadow:0 2px 12px rgba(0,0,0,.06)}
.contact-modal-qr img{width:100%;height:100%;object-fit:cover}
.contact-modal-body h3{font-size:1.2rem;font-weight:700;margin-bottom:4px}
.contact-modal-desc{font-size:.82rem;color:var(--text3);margin-bottom:20px}
.contact-modal-items{display:flex;flex-direction:column;gap:10px;text-align:left}
.contact-modal-item{display:flex;align-items:center;gap:10px;padding:12px 16px;background:var(--bg2);border-radius:var(--rs);font-size:.85rem;color:var(--text);transition:var(--tf);text-decoration:none;border:1px solid transparent}
.contact-modal-item:hover{border-color:var(--gold-border);background:var(--gold-bg)}
a.contact-modal-item{cursor:pointer}
.wechat-id{font-weight:600;color:var(--text);flex:1}
.copy-btn{padding:4px 14px;background:var(--gold);color:var(--text);border:none;border-radius:980px;font-size:.72rem;font-weight:600;cursor:pointer;transition:var(--tf);font-family:inherit;white-space:nowrap}
.copy-btn:hover{background:var(--gold-dark)}

/* Toast */
.toast{position:fixed;bottom:80px;left:50%;transform:translateX(-50%) translateY(20px);background:var(--text);color:#fff;padding:12px 28px;border-radius:980px;font-size:.85rem;font-weight:500;z-index:10001;opacity:0;pointer-events:none;transition:opacity .3s ease,transform .3s ease;white-space:nowrap;box-shadow:0 8px 30px rgba(0,0,0,.2)}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0);pointer-events:all}

/* Fix mobile hero stats overlap */
@media(max-width:768px){
  .hero{min-height:auto;padding:100px 0 60px}
  .hero-content{padding-top:20px}
  .hero-stats{margin-bottom:0}
  .hero-scroll{display:none}
  .hero-desc br{display:none}
}

/* News loading & pagination */
.news-loading{text-align:center;padding:60px 20px;font-size:.92rem;color:var(--text3)}
.news-pagination{display:flex;justify-content:center;align-items:center;gap:8px;margin-top:40px;flex-wrap:wrap}
.news-pagination button{padding:8px 16px;border:1px solid var(--border2);background:var(--bgc);color:var(--text);border-radius:var(--rx);cursor:pointer;transition:var(--t);font-size:.82rem;font-family:inherit}
.news-pagination button:hover:not(:disabled){background:var(--text);color:#fff;border-color:var(--text)}
.news-pagination button:disabled{opacity:.4;cursor:not-allowed}
.news-pagination button.pg-active{background:var(--text);color:#fff;border-color:var(--text)}

/* Article content images */
.article-content img{max-width:100%;height:auto;border-radius:var(--rs);margin:16px 0}
.article-content p{margin-bottom:16px}

/* News card images */
.news-card-img img,.news-small-img img{width:100%;height:auto;display:block}

/* News & case text clamp */
.news-card-body>p,.news-small-body>p{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;line-clamp:2}
.news-small-body h5{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;line-clamp:2}
.case-card-body h4{display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;line-clamp:1}
.case-card-body>p{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;line-clamp:2}

.news-small-body p{font-size:.78rem;color:var(--text2);line-height:1.5;margin-top:4px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;line-clamp:2}

/* Scroll load hint */
.scroll-load-hint{text-align:center;padding:20px;font-size:.82rem;color:var(--text3)}
.pg-ellipsis{display:flex;align-items:center;font-size:.82rem;color:var(--text3);padding:0 4px}

/* No cover article */
.news-list-item.no-cover{padding:24px}
.news-list-item.no-cover .news-list-body{width:100%}