/* ===== Reset & Base ===== */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
  --primary:#0668c3;
  --primary-dark:#0a4d8c;
  --primary-light:#e8f2fc;
  --secondary:#f5a623;
  --dark:#1a2744;
  --gray:#6b7a8f;
  --light-gray:#f4f6f9;
  --border:#e2e8f0;
  --white:#fff;
  --text:#333;
  --text-light:#666;
  --shadow:0 4px 20px rgba(0,0,0,.08);
  --shadow-hover:0 8px 30px rgba(0,0,0,.12);
  --radius:8px;
  --transition:all .3s ease;
}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:'Noto Sans SC',sans-serif;color:var(--text);line-height:1.7;background:var(--white);overflow-x:hidden}
a{text-decoration:none;color:inherit;transition:var(--transition)}
img{max-width:100%;display:block}
ul{list-style:none}
.container{max-width:1200px;margin:0 auto;padding:0 20px}
.section{padding:80px 0}
.bg-light{background:var(--light-gray)}
.section-header{text-align:center;margin-bottom:50px}
.section-tag{display:inline-block;font-size:.8rem;font-weight:700;letter-spacing:3px;color:var(--primary);text-transform:uppercase;margin-bottom:10px}
.section-title{font-size:2rem;font-weight:700;color:var(--dark);margin-bottom:12px}
.section-desc{color:var(--text-light);font-size:1.05rem}
[data-animate]{opacity:0;transform:translateY(30px);transition:opacity .6s ease,transform .6s ease}
[data-animate].animated{opacity:1;transform:translateY(0)}

/* ===== Buttons ===== */
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 28px;border-radius:var(--radius);font-size:.95rem;font-weight:500;cursor:pointer;border:none;transition:var(--transition);white-space:nowrap}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:0 6px 20px rgba(6,104,195,.3)}
.btn-outline{background:transparent;color:#fff;border:2px solid rgba(255,255,255,.5)}
.btn-outline:hover{background:#fff;color:var(--primary);border-color:#fff}
.btn-outline-sm{background:transparent;color:var(--primary);border:2px solid var(--primary);padding:8px 20px;font-size:.85rem}
.btn-outline-sm:hover{background:var(--primary);color:#fff}
.btn-light{background:#fff;color:var(--primary)}
.btn-light:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.btn-block{display:flex;justify-content:center;width:100%}
.btn-sm{padding:8px 18px;font-size:.85rem}

/* ===== Topbar ===== */
.topbar{background:var(--dark);color:rgba(255,255,255,.8);font-size:.82rem;padding:8px 0}
.topbar-inner{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px}
.topbar-left,.topbar-right{display:flex;gap:24px;align-items:center}
.topbar-left span i,.topbar-right span i{margin-right:5px;color:var(--secondary)}
.topbar-link{color:var(--secondary)}
.topbar-link:hover{color:#fff}

/* ===== Header ===== */
.header{background:#fff;padding:18px 0;box-shadow:0 2px 10px rgba(0,0,0,.05);position:sticky;top:0;z-index:1000;transition:var(--transition)}
.header.scrolled{padding:12px 0;box-shadow:0 4px 20px rgba(0,0,0,.1)}
.header-inner{display:flex;justify-content:space-between;align-items:center}
.logo{display:flex;align-items:center;gap:12px}
.logo-text{display:flex;align-items:center;justify-content:center;width:50px;height:50px;background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;font-weight:900;font-size:1.3rem;border-radius:10px;box-shadow:0 4px 12px rgba(6,104,195,.3)}
.logo-info{display:flex;flex-direction:column}
.logo-name{font-size:1.1rem;font-weight:700;color:var(--dark)}
.logo-name-en{font-size:.72rem;color:var(--gray);letter-spacing:1px}
.nav{display:flex;gap:5px;align-items:center}
.nav a{padding:10px 18px;font-size:.95rem;font-weight:500;color:var(--text);border-radius:6px;position:relative}
.nav a:hover,.nav a.active{color:var(--primary);background:var(--primary-light)}
.nav a.active::after{content:'';position:absolute;bottom:0;left:50%;transform:translateX(-50%);width:20px;height:3px;background:var(--primary);border-radius:2px}
.nav-toggle{display:none;font-size:1.5rem;background:none;border:none;color:var(--dark);cursor:pointer}

/* ===== Hero ===== */
.hero{min-height:600px;display:flex;align-items:center;position:relative;background:linear-gradient(135deg,#0a4d8c 0%,#0668c3 50%,#0480e8 100%);overflow:hidden}
.hero::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='100' height='100' viewBox='0 0 100 100'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M50 0L100 50 50 100 0 50z'/%3E%3C/g%3E%3C/svg%3E");opacity:.5}
.hero-overlay{position:absolute;top:0;left:0;right:0;bottom:0;background:radial-gradient(circle at 70% 50%,rgba(255,255,255,.1),transparent 60%)}
.hero-content{position:relative;z-index:2;text-align:center;color:#fff;padding:60px 0;max-width:800px;margin:0 auto}
.hero-title{font-size:3rem;font-weight:900;line-height:1.3;margin-bottom:20px;text-shadow:0 2px 20px rgba(0,0,0,.2)}
.hero-subtitle{font-size:1.2rem;opacity:.9;margin-bottom:35px;line-height:1.8}
.hero-buttons{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}

/* ===== Values ===== */
.values{padding-top:0;margin-top:-50px;position:relative;z-index:3}
.values-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.value-card{background:#fff;padding:40px 30px;border-radius:var(--radius);text-align:center;box-shadow:var(--shadow);transition:var(--transition);border-top:4px solid transparent}
.value-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-hover);border-top-color:var(--primary)}
.value-icon{width:70px;height:70px;margin:0 auto 20px;background:var(--primary-light);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.8rem;color:var(--primary)}
.value-card h3{font-size:1.3rem;color:var(--dark);margin-bottom:10px}
.value-card p{color:var(--text-light);font-size:.95rem}

/* ===== Services Grid ===== */
.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.service-card{background:#fff;padding:35px 28px;border-radius:var(--radius);box-shadow:var(--shadow);transition:var(--transition);border:1px solid var(--border);display:flex;flex-direction:column}
.service-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-hover);border-color:var(--primary)}
.service-icon{width:60px;height:60px;background:linear-gradient(135deg,var(--primary),var(--primary-dark));border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.5rem;color:#fff;margin-bottom:20px;transition:var(--transition)}
.service-card:hover .service-icon{transform:rotate(-5deg) scale(1.1)}
.service-card h3{font-size:1.2rem;color:var(--dark);margin-bottom:10px}
.service-card p{color:var(--text-light);font-size:.92rem;margin-bottom:16px;flex:1}
.service-more{color:var(--primary);font-size:.88rem;font-weight:500;display:inline-flex;align-items:center;gap:6px}
.service-card:hover .service-more{gap:12px}

/* Services List Full */
.services-list-full{display:flex;flex-direction:column;gap:20px}
.service-list-item{display:flex;align-items:center;gap:24px;background:#fff;padding:30px;border-radius:var(--radius);box-shadow:var(--shadow);transition:var(--transition);border-left:4px solid transparent}
.service-list-item:hover{transform:translateX(8px);box-shadow:var(--shadow-hover);border-left-color:var(--primary)}
.service-list-icon{flex-shrink:0;width:64px;height:64px;background:var(--primary-light);border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.6rem;color:var(--primary)}
.service-list-body{flex:1}
.service-list-body h3{font-size:1.2rem;color:var(--dark);margin-bottom:6px}
.service-list-body p{color:var(--text-light);font-size:.92rem;margin-bottom:10px}
.service-list-tags{display:flex;flex-wrap:wrap;gap:8px}
.tag{font-size:.78rem;color:var(--primary);background:var(--primary-light);padding:3px 10px;border-radius:12px}
.tag i{font-size:.65rem;margin-right:3px}
.service-list-action{flex-shrink:0}

/* ===== About Preview ===== */
.about-preview{background:linear-gradient(180deg,#fff,var(--light-gray))}
.about-grid{display:grid;grid-template-columns:1.5fr 1fr;gap:50px;align-items:center}
.about-content-text p{color:var(--text-light);margin-bottom:14px;line-height:1.9}
.about-content-text{margin-bottom:25px}
.about-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.stat-item{text-align:center;padding:30px 15px;background:linear-gradient(135deg,var(--primary),var(--primary-dark));border-radius:var(--radius);color:#fff;box-shadow:var(--shadow)}
.stat-number{display:block;font-size:2.2rem;font-weight:900;margin-bottom:5px}
.stat-label{font-size:.88rem;opacity:.9}
.about-stats-full{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.about-stats-full .stat-item{background:transparent;color:var(--dark);border:2px solid var(--border);box-shadow:none}
.about-stats-full .stat-number{color:var(--primary)}
.about-stats-full .stat-label{color:var(--text-light)}

/* About detail */
.about-detail-grid{display:grid;grid-template-columns:1.5fr 1fr;gap:50px;align-items:center}
.about-detail-text .section-title{text-align:left}
.about-detail-text .section-tag{margin-bottom:10px}
.about-image-box{height:400px;background:linear-gradient(135deg,var(--primary-light),#d0e4f7);border-radius:var(--radius);display:flex;align-items:center;justify-content:center;font-size:6rem;color:var(--primary);box-shadow:var(--shadow)}

/* ===== Cases ===== */
.cases-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.case-card{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:var(--transition);display:flex;flex-direction:column}
.case-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-hover)}
.case-img{height:200px;background:linear-gradient(135deg,var(--primary-light),#cfe3f5);position:relative;display:flex;align-items:center;justify-content:center}
.case-img-placeholder{font-size:3rem;color:var(--primary);opacity:.5}
.case-tag{position:absolute;top:12px;left:12px;background:var(--primary);color:#fff;font-size:.78rem;padding:4px 12px;border-radius:12px}
.case-body{padding:24px}
.case-body h3{font-size:1.1rem;color:var(--dark);margin-bottom:8px}
.case-body p{color:var(--text-light);font-size:.9rem}
.case-card-full .case-content-detail{margin-top:12px;padding-top:12px;border-top:1px solid var(--border)}
.case-card-full .case-content-detail p{font-size:.88rem;color:var(--text-light)}

/* ===== News ===== */
.news-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.news-card{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:var(--transition);display:flex;flex-direction:column}
.news-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover)}
.news-img{height:160px;background:linear-gradient(135deg,var(--primary-light),#cfe3f5);position:relative;display:flex;align-items:center;justify-content:center}
.news-img-placeholder{font-size:2.5rem;color:var(--primary);opacity:.5}
.news-date{position:absolute;bottom:0;right:0;background:var(--dark);color:#fff;font-size:.75rem;padding:3px 10px}
.news-body{padding:20px}
.news-category{font-size:.75rem;color:var(--secondary);font-weight:600;text-transform:uppercase;letter-spacing:1px}
.news-body h3{font-size:1rem;color:var(--dark);margin:6px 0 8px;line-height:1.5;transition:var(--transition)}
.news-card:hover .news-body h3{color:var(--primary)}
.news-body p{font-size:.85rem;color:var(--text-light);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* News list full */
.news-list-full{display:flex;flex-direction:column;gap:20px}
.news-list-item{display:flex;gap:24px;background:#fff;padding:24px;border-radius:var(--radius);box-shadow:var(--shadow);transition:var(--transition)}
.news-list-item:hover{transform:translateX(6px);box-shadow:var(--shadow-hover)}
.news-list-img{flex-shrink:0;width:200px;height:130px;background:linear-gradient(135deg,var(--primary-light),#cfe3f5);border-radius:var(--radius);display:flex;align-items:center;justify-content:center}
.news-list-img .news-img-placeholder{font-size:2rem}
.news-list-body{flex:1}
.news-list-meta{display:flex;gap:16px;margin-bottom:8px}
.news-list-meta .news-category{font-size:.75rem}
.news-date-text{font-size:.82rem;color:var(--gray)}
.news-list-body h3{font-size:1.15rem;color:var(--dark);margin-bottom:8px;transition:var(--transition)}
.news-list-item:hover .news-list-body h3{color:var(--primary)}
.news-list-body p{font-size:.9rem;color:var(--text-light);margin-bottom:10px}
.news-read-more{color:var(--primary);font-size:.85rem;font-weight:500}

/* News detail */
.news-detail-layout{display:grid;grid-template-columns:1fr 300px;gap:40px}
.news-detail-meta{display:flex;gap:16px;margin-bottom:15px;align-items:center}
.news-detail-meta .news-category{font-size:.8rem}
.news-detail-title{font-size:1.8rem;color:var(--dark);margin-bottom:15px;line-height:1.4}
.news-detail-summary{font-size:1.1rem;color:var(--text-light);padding:20px;background:var(--light-gray);border-left:4px solid var(--primary);border-radius:0 var(--radius) var(--radius) 0;margin-bottom:25px}
.news-detail-content p{margin-bottom:16px;color:var(--text);line-height:1.9}
.news-detail-footer{margin-top:30px;padding-top:20px;border-top:1px solid var(--border)}
.news-sidebar .sidebar-card{margin-bottom:20px}
.sidebar-news-list li{border-bottom:1px solid var(--border)}
.sidebar-news-list li:last-child{border-bottom:none}
.sidebar-news-list a{display:flex;flex-direction:column;gap:4px;padding:12px 0}
.sidebar-news-title{font-size:.9rem;color:var(--text);transition:var(--transition)}
.sidebar-news-list a:hover .sidebar-news-title{color:var(--primary)}
.sidebar-news-date{font-size:.78rem;color:var(--gray)}

/* ===== CTA ===== */
.cta-section{padding:60px 0}
.cta-box{background:linear-gradient(135deg,var(--primary-dark),var(--primary));border-radius:var(--radius);padding:50px 40px;text-align:center;color:#fff;box-shadow:0 10px 40px rgba(6,104,195,.3)}
.cta-box h2{font-size:1.8rem;margin-bottom:12px}
.cta-box p{opacity:.9;margin-bottom:25px;font-size:1.05rem}

/* ===== Page Banner ===== */
.page-banner{padding:60px 0;color:#fff;text-align:center;position:relative;overflow:hidden}
.page-banner-sm{padding:40px 0}
.page-banner::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='100' height='100' viewBox='0 0 100 100'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M50 0L100 50 50 100 0 50z'/%3E%3C/g%3E%3C/svg%3E")}
.page-banner h1{position:relative;font-size:2.2rem;font-weight:700;margin-bottom:10px}
.breadcrumb{position:relative;display:flex;align-items:center;gap:8px;justify-content:center;font-size:.88rem;opacity:.85}
.breadcrumb a:hover{color:var(--secondary)}
.breadcrumb i{font-size:.7rem}

/* ===== Service Detail ===== */
.service-detail-layout{display:grid;grid-template-columns:1fr 300px;gap:40px}
.service-detail-header{display:flex;gap:20px;align-items:center;margin-bottom:30px;padding-bottom:25px;border-bottom:2px solid var(--border)}
.service-detail-icon{width:70px;height:70px;flex-shrink:0;background:linear-gradient(135deg,var(--primary),var(--primary-dark));border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:1.8rem;color:#fff}
.service-detail-header h2{font-size:1.6rem;color:var(--dark)}
.service-detail-desc{color:var(--text-light);font-size:.95rem}
.service-section{margin-bottom:30px}
.service-section-title{display:flex;align-items:center;gap:12px;font-size:1.15rem;color:var(--dark);margin-bottom:15px}
.title-bar{width:5px;height:22px;background:var(--primary);border-radius:3px}
.service-section-text{color:var(--text-light);line-height:1.9}
.service-check-list{margin-top:12px}
.service-check-list li{padding:8px 0;color:var(--text);display:flex;align-items:flex-start;gap:10px}
.service-check-list li i{color:var(--primary);margin-top:4px}
.service-cta-box{display:flex;align-items:center;justify-content:space-between;background:var(--primary-light);padding:30px;border-radius:var(--radius);margin-top:30px;gap:20px;flex-wrap:wrap}
.service-cta-box h3{font-size:1.2rem;color:var(--dark)}
.service-cta-box p{color:var(--text-light);font-size:.9rem}
.service-sidebar{display:flex;flex-direction:column;gap:20px;position:sticky;top:100px;height:fit-content}
.sidebar-card{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:24px}
.sidebar-card h3{font-size:1.05rem;color:var(--dark);margin-bottom:15px;padding-bottom:10px;border-bottom:2px solid var(--border)}
.sidebar-service-list li a{display:flex;align-items:center;gap:10px;padding:10px 0;color:var(--text);font-size:.9rem;border-radius:6px;transition:var(--transition)}
.sidebar-service-list li a:hover,.sidebar-service-list li a.active{color:var(--primary);padding-left:8px}
.sidebar-service-list li a i:first-child{width:20px;text-align:center}
.sidebar-arrow{margin-left:auto;font-size:.7rem;opacity:.5}
.sidebar-contact p{font-size:.88rem;color:var(--text-light);margin-bottom:8px;display:flex;align-items:center;gap:8px}
.sidebar-contact p i{color:var(--primary);width:16px}

/* ===== Contact ===== */
.contact-layout{display:grid;grid-template-columns:1fr 1.2fr;gap:50px;align-items:start}
.contact-info .section-title{text-align:left}
.contact-info .section-tag{margin-bottom:10px}
.contact-info .section-desc{margin-bottom:30px}
.contact-info-list{display:flex;flex-direction:column;gap:24px}
.contact-info-item{display:flex;gap:16px;align-items:flex-start}
.contact-info-icon{width:50px;height:50px;flex-shrink:0;background:var(--primary-light);border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.2rem;color:var(--primary)}
.contact-info-item h4{font-size:1rem;color:var(--dark);margin-bottom:4px}
.contact-info-item p{font-size:.88rem;color:var(--text-light)}
.contact-form-wrap{background:#fff;padding:36px;border-radius:var(--radius);box-shadow:var(--shadow)}
.contact-form h3{font-size:1.3rem;color:var(--dark);margin-bottom:6px}
.form-desc{color:var(--text-light);font-size:.88rem;margin-bottom:24px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-group{margin-bottom:16px}
.form-group label{display:block;font-size:.88rem;color:var(--dark);margin-bottom:6px;font-weight:500}
.required{color:#e74c3c}
.form-group input,.form-group select,.form-group textarea{width:100%;padding:11px 14px;border:2px solid var(--border);border-radius:6px;font-size:.9rem;font-family:inherit;transition:var(--transition);background:#fff}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(6,104,195,.1)}
.form-group textarea{resize:vertical}
.form-message{margin-top:16px;padding:12px;border-radius:6px;font-size:.9rem;display:none}
.form-message.success{display:block;background:#e8f8ef;color:#1a7e3e;border:1px solid #a8e6bf}
.form-message.error{display:block;background:#fdeaea;color:#c0392b;border:1px solid #f5b7b1}

/* ===== Footer ===== */
.footer{background:var(--dark);color:rgba(255,255,255,.7);padding:60px 0 20px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.5fr;gap:40px;margin-bottom:40px}
.footer-logo{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-logo .logo-text{width:40px;height:40px;font-size:1rem}
.footer-name{font-size:1rem;color:#fff;font-weight:500}
.footer-desc{font-size:.85rem;line-height:1.7}
.footer-col h4{color:#fff;font-size:1rem;margin-bottom:16px}
.footer-col ul li{margin-bottom:8px}
.footer-col ul li a{font-size:.85rem;transition:var(--transition)}
.footer-col ul li a:hover{color:var(--secondary);padding-left:5px}
.contact-info li{font-size:.85rem;display:flex;gap:8px;align-items:flex-start;margin-bottom:10px}
.contact-info li i{color:var(--secondary);margin-top:3px;flex-shrink:0}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:20px;text-align:center}
.footer-bottom p{font-size:.8rem}

/* ===== Error Page ===== */
.error-page{text-align:center;padding:80px 0}
.error-code{font-size:6rem;font-weight:900;color:var(--primary);line-height:1}
.error-page h2{font-size:1.5rem;color:var(--dark);margin:15px 0 10px}
.error-page p{color:var(--text-light);margin-bottom:25px}

/* ===== Mobile Bottom Nav ===== */
.mobile-bottom-nav{display:none;position:fixed;bottom:0;left:0;right:0;background:#fff;box-shadow:0 -2px 20px rgba(0,0,0,.08);z-index:999;padding:6px 0 calc(6px + env(safe-area-inset-bottom));border-top:1px solid var(--border)}
.mobile-bottom-nav-inner{display:flex;justify-content:space-around;align-items:center;max-width:500px;margin:0 auto}
.mobile-bottom-nav a{display:flex;flex-direction:column;align-items:center;gap:2px;font-size:.68rem;color:var(--gray);padding:6px 10px;border-radius:8px;transition:var(--transition);min-width:52px}
.mobile-bottom-nav a i{font-size:1.2rem;transition:var(--transition)}
.mobile-bottom-nav a.active{color:var(--primary)}
.mobile-bottom-nav a.active i{transform:translateY(-2px)}
.mobile-bottom-nav a:active{transform:scale(.92)}

/* Floating buttons (mobile only) */
.mobile-float-btns{display:none;position:fixed;right:15px;bottom:calc(75px + env(safe-area-inset-bottom));z-index:998;flex-direction:column;gap:12px}
.mobile-float-btn{width:48px;height:48px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.2rem;box-shadow:0 4px 16px rgba(0,0,0,.15);transition:var(--transition);border:none;cursor:pointer}
.mobile-float-btn:active{transform:scale(.9)}
.float-contact{background:var(--primary);color:#fff}
.float-tel{background:var(--secondary);color:#fff}
.float-top{background:#fff;color:var(--primary);border:1px solid var(--border);opacity:0;pointer-events:none}
.float-top.show{opacity:1;pointer-events:auto}

/* ===== Responsive — Tablet ===== */
@media(max-width:992px){
  .topbar{font-size:.76rem;padding:6px 0}
  .topbar-left,.topbar-right{gap:14px}
  .nav{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;flex-direction:column;padding:10px 15px;box-shadow:var(--shadow);gap:2px}
  .nav.open{display:flex;animation:navSlide .25s ease}
  @keyframes navSlide{from{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}
  .nav a{padding:14px 16px;font-size:1rem;border-radius:8px}
  .nav a.active::after{display:none}
  .nav-toggle{display:block;font-size:1.4rem}
  .logo-name{font-size:1rem}
  .logo-name-en{font-size:.68rem}
  .logo-text{width:42px;height:42px;font-size:1.1rem}
  .hero{min-height:480px}
  .hero-title{font-size:2.2rem}
  .hero-subtitle{font-size:1.05rem;margin-bottom:28px}
  .hero-content{padding:50px 0}
  .values-grid,.services-grid,.cases-grid,.news-grid{grid-template-columns:repeat(2,1fr)}
  .about-grid,.about-detail-grid,.contact-layout,.news-detail-layout,.service-detail-layout{grid-template-columns:1fr}
  .about-stats{grid-template-columns:repeat(4,1fr)}
  .about-stats-full{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
  .news-list-item{flex-direction:column}
  .news-list-img{width:100%;height:160px}
  .service-sidebar{position:static}
  .service-list-item{gap:16px}
  .section{padding:60px 0}
  .section-title{font-size:1.7rem}
  .container{padding:0 16px}
  .contact-form-wrap{padding:28px 20px}
  .service-detail-header{flex-direction:column;text-align:center;gap:12px}
  .service-cta-box{flex-direction:column;text-align:center}
  .cta-box{padding:40px 24px}
  .cta-box h2{font-size:1.5rem}
  .about-image-box{height:300px;font-size:4rem}
  .page-banner{padding:50px 0}
  .page-banner h1{font-size:1.8rem}
  .news-detail-title{font-size:1.5rem}
}

/* ===== Responsive — Mobile ===== */
@media(max-width:576px){
  /* Show mobile bottom nav + floating buttons */
  .mobile-bottom-nav{display:block}
  .mobile-float-btns{display:flex}
  body{padding-bottom:calc(65px + env(safe-area-inset-bottom));font-size:15px}

  /* Hide desktop topbar, show condensed version */
  .topbar{padding:6px 0}
  .topbar-inner{justify-content:center}
  .topbar-left{flex-direction:row;gap:12px;font-size:.72rem}
  .topbar-left span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:140px}
  .topbar-right span:not(.topbar-link-wrap){display:none}
  .topbar-link{font-size:.72rem}

  /* Header */
  .header{padding:12px 0}
  .header.scrolled{padding:10px 0}
  .logo-text{width:38px;height:38px;font-size:1rem;border-radius:8px}
  .logo-name{font-size:.92rem}
  .logo-name-en{font-size:.62rem}
  .nav-toggle{font-size:1.3rem}

  /* Hero */
  .hero{min-height:400px}
  .hero-content{padding:40px 0}
  .hero-title{font-size:1.6rem;line-height:1.4;margin-bottom:14px}
  .hero-subtitle{font-size:.92rem;line-height:1.7;margin-bottom:24px}
  .hero-buttons{gap:10px}
  .hero-buttons .btn{padding:10px 20px;font-size:.85rem}

  /* Section */
  .section{padding:40px 0}
  .section-header{margin-bottom:30px}
  .section-tag{font-size:.7rem;letter-spacing:2px}
  .section-title{font-size:1.35rem}
  .section-desc{font-size:.9rem}

  /* Grids → single column */
  .values-grid,.services-grid,.cases-grid,.news-grid,.about-stats,.about-stats-full,.footer-grid{grid-template-columns:1fr}
  .values{margin-top:-30px}
  .value-card{padding:28px 20px}
  .value-icon{width:56px;height:56px;font-size:1.5rem}
  .value-card h3{font-size:1.1rem}

  /* Service cards */
  .service-card{padding:24px 20px}
  .service-icon{width:50px;height:50px;font-size:1.25rem}
  .service-card h3{font-size:1.05rem}
  .service-card p{font-size:.85rem}

  /* About */
  .about-content-text p{font-size:.88rem;line-height:1.8}
  .stat-item{padding:20px 12px}
  .stat-number{font-size:1.6rem}
  .stat-label{font-size:.78rem}
  .about-image-box{height:220px;font-size:3rem}

  /* Cases */
  .case-img{height:160px}
  .case-img-placeholder{font-size:2.2rem}
  .case-body{padding:16px}
  .case-body h3{font-size:1rem}
  .case-body p{font-size:.82rem}

  /* News */
  .news-img{height:140px}
  .news-img-placeholder{font-size:2rem}
  .news-body{padding:14px}
  .news-body h3{font-size:.92rem}
  .news-body p{font-size:.8rem}
  .news-list-item{padding:16px;gap:14px}
  .news-list-img{width:100%;height:130px}
  .news-list-body h3{font-size:1.05rem}

  /* News detail */
  .news-detail-title{font-size:1.3rem}
  .news-detail-summary{font-size:.9rem;padding:14px}
  .news-detail-content p{font-size:.88rem;line-height:1.8}
  .news-detail-layout{grid-template-columns:1fr}

  /* Service detail */
  .service-detail-header{padding:18px 0;margin-bottom:20px}
  .service-detail-icon{width:56px;height:56px;font-size:1.4rem}
  .service-detail-header h2{font-size:1.25rem}
  .service-section-title{font-size:1rem}
  .service-section-text{font-size:.88rem;line-height:1.8}
  .service-cta-box{padding:20px;text-align:center}
  .sidebar-card{padding:18px}

  /* Contact */
  .contact-info-item{gap:12px}
  .contact-info-icon{width:42px;height:42px;font-size:1rem}
  .contact-info-item h4{font-size:.92rem}
  .contact-info-item p{font-size:.82rem}
  .contact-form-wrap{padding:20px 16px}
  .contact-form h3{font-size:1.1rem}
  .form-row{grid-template-columns:1fr;gap:0}
  .form-group label{font-size:.82rem}
  .form-group input,.form-group select,.form-group textarea{padding:12px 12px;font-size:.88rem}
  .btn{padding:11px 22px;font-size:.88rem}
  .btn-block{padding:13px}

  /* Service list */
  .service-list-item{flex-direction:column;text-align:left;gap:14px;padding:20px}
  .service-list-icon{width:48px;height:48px;font-size:1.3rem}
  .service-list-body h3{font-size:1.05rem}
  .service-list-body p{font-size:.85rem}

  /* Footer */
  .footer{padding:40px 0 20px}
  .footer-grid{gap:25px;margin-bottom:25px}
  .footer-col h4{font-size:.92rem;margin-bottom:10px}
  .footer-col ul li{margin-bottom:6px}
  .footer-col ul li a{font-size:.82rem}
  .footer-desc{font-size:.8rem;line-height:1.6}
  .footer-bottom p{font-size:.72rem}

  /* Page banner */
  .page-banner{padding:40px 0}
  .page-banner-sm{padding:30px 0}
  .page-banner h1{font-size:1.5rem}
  .breadcrumb{font-size:.78rem}

  /* CTA */
  .cta-section{padding:40px 0}
  .cta-box{padding:30px 20px}
  .cta-box h2{font-size:1.25rem}
  .cta-box p{font-size:.9rem;margin-bottom:18px}

  /* Error page */
  .error-code{font-size:4rem}
  .error-page h2{font-size:1.2rem}

  /* Value cards stack tighter */
  .values-grid{gap:16px}
  .services-grid,.cases-grid,.news-grid{gap:16px}
}