/* ================================================
   CHILION 智立安 官网 完整样式
   v2 — 合并首版Hero样式 + 多页扩展
   ================================================ */
:root {
  --brand: #00529B; --brand-light: #0070CC; --brand-dark: #003D75;
  --accent: #00A3E0; --bg: #FFFFFF; --bg-alt: #F5F7FA;
  --bg-dark: #0A1628; --bg-dark2: #0D2440;
  --text: #1A1A1A; --text-mid: #555555; --text-light: #888888;
  --text-inverse: #FFFFFF; --border: #E8ECF1;
  --radius: 12px; --radius-lg: 20px; --radius-sm: 8px;
  --shadow: 0 2px 16px rgba(0,0,0,0.06); --shadow-lg: 0 8px 40px rgba(0,0,0,0.10);
  --shadow-blue: 0 4px 24px rgba(0,82,155,0.15);
  --font-en: 'Inter',sans-serif; --font-cn: 'Noto Sans SC','PingFang SC','Microsoft YaHei',sans-serif;
  --max-width: 1280px; --nav-height: 72px;
  --transition: 0.3s cubic-bezier(0.25,0.1,0.25,1);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:var(--font-cn);color:var(--text);background:var(--bg);line-height:1.7;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
ul{list-style:none}
button{cursor:pointer;font-family:inherit}
input,select,textarea{font-family:inherit}
.container{max-width:var(--max-width);margin:0 auto;padding:0 24px}
.section-padding{padding:100px 0}

/* Sections */
.section-tag{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-en);font-size:0.7rem;font-weight:700;letter-spacing:0.12em;color:var(--brand);text-transform:uppercase;margin-bottom:16px}
.section-tag::before{content:'';width:20px;height:1px;background:var(--brand)}
.section-tag.light{color:var(--accent)}.section-tag.light::before{background:var(--accent)}
.section-title{font-size:clamp(1.8rem,3.5vw,2.6rem);font-weight:800;line-height:1.25;margin-bottom:16px;letter-spacing:-0.02em}
.section-title.light{color:var(--text-inverse);word-break:keep-all}
.section-desc{font-size:1.05rem;color:var(--text-mid);max-width:600px;line-height:1.7}
.section-desc.center{margin:0 auto;text-align:center}
.section-desc.light{color:rgba(255,255,255,0.6)}
.bg-alt{background:var(--bg-alt)}
.bg-dark{background:var(--bg-dark)}
.text-center{text-align:center}
.mt-40{margin-top:40px}
.mb-40{margin-bottom:40px}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:8px;font-size:0.95rem;font-weight:600;border:none;border-radius:var(--radius);padding:14px 32px;cursor:pointer;transition:var(--transition)}
.btn-primary{color:#fff;background:var(--brand)}
.btn-primary:hover{background:var(--brand-light);transform:translateY(-2px);box-shadow:0 8px 32px rgba(0,82,155,0.35)}
.btn-outline{color:var(--brand);background:transparent;border:1.5px solid var(--brand)}
.btn-outline:hover{background:var(--brand);color:#fff}
.btn-outline-white{color:#fff;background:transparent;border:1.5px solid rgba(255,255,255,0.25);backdrop-filter:blur(8px)}
.btn-outline-white:hover{border-color:#fff;background:rgba(255,255,255,0.08)}
.btn-sm{padding:10px 22px;font-size:0.85rem}
.arrow-link{display:inline-flex;align-items:center;gap:6px;font-size:0.9rem;font-weight:600;color:var(--brand);transition:var(--transition)}
.arrow-link:hover{gap:10px}
.arrow-link svg{transition:var(--transition)}.arrow-link:hover svg{transform:translateX(3px)}

/* Grid helpers */
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}

/* NAV */
.nav{position:fixed;top:0;width:100%;height:var(--nav-height);z-index:1000;background:rgba(255,255,255,0.92);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid transparent;transition:var(--transition)}
.nav.scrolled{background:rgba(255,255,255,0.97);border-bottom-color:var(--border);box-shadow:0 1px 8px rgba(0,0,0,0.04)}
.nav .container{display:flex;align-items:center;justify-content:space-between;height:100%}
.nav-logo img{height:36px}
.nav-links{display:flex;align-items:center;gap:32px}
.nav-links a{font-size:0.875rem;font-weight:500;color:var(--text-mid);transition:var(--transition);position:relative;padding:4px 0}
.nav-links a:hover,.nav-links a.active{color:var(--brand)}
.nav-links a::after{content:'';position:absolute;bottom:0;left:0;width:0;height:2px;background:var(--brand);transition:var(--transition)}
.nav-links a:hover::after,.nav-links a.active::after{width:100%}
.nav-actions{display:flex;align-items:center;gap:12px}
.nav-lang{font-family:var(--font-en);font-size:0.8rem;font-weight:600;color:var(--text-mid);background:none;border:1.5px solid var(--border);border-radius:6px;padding:6px 14px;cursor:pointer;transition:var(--transition)}
.nav-lang:hover{border-color:var(--brand);color:var(--brand)}
.nav-cta{font-size:0.8rem;font-weight:600;color:#fff;background:var(--brand);border:none;border-radius:var(--radius-sm);padding:10px 22px;cursor:pointer;transition:var(--transition);white-space:nowrap}
.nav-cta:hover{background:var(--brand-light);transform:translateY(-1px);box-shadow:var(--shadow-blue)}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:4px}
.nav-toggle span{width:22px;height:2px;background:var(--text);border-radius:2px;transition:var(--transition)}

/* ======= HERO (Home) ======= */
.hero{min-height:100vh;display:flex;align-items:center;position:relative;overflow:hidden;background:linear-gradient(135deg,var(--bg-dark) 0%,var(--bg-dark2) 40%,var(--brand-dark) 100%)}
.hero-bg{position:absolute;inset:0;opacity:0.25;background:url('../images/hero-bg.png') center/cover no-repeat;mix-blend-mode:screen}
.hero-overlay{position:absolute;inset:0;background:radial-gradient(ellipse at 30% 50%,rgba(0,82,155,0.15) 0%,transparent 70%)}
.hero .container{position:relative;z-index:2;display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;padding-top:var(--nav-height)}
.hero-content{color:var(--text-inverse)}
.hero-badge{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-en);font-size:0.75rem;font-weight:600;letter-spacing:0.08em;color:var(--accent);border:1px solid rgba(0,163,224,0.3);border-radius:100px;padding:6px 18px;margin-bottom:28px}
.hero-badge::before{content:'';width:6px;height:6px;background:var(--accent);border-radius:50%;animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:0.4;transform:scale(1.6)}}
.hero h1{font-size:clamp(2.5rem,5.5vw,4rem);font-weight:900;line-height:1.15;margin-bottom:20px;letter-spacing:-0.02em}
.hero h1 span{color:var(--accent)}
.hero-subtitle{font-size:1.1rem;color:rgba(255,255,255,0.7);line-height:1.8;max-width:480px;margin-bottom:36px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.hero-visual{position:relative}
.hero-card{background:rgba(255,255,255,0.06);backdrop-filter:blur(16px);border:1px solid rgba(255,255,255,0.1);border-radius:var(--radius-lg);padding:32px}
.hero-card img{border-radius:10px;width:100%}
.hero-video-card video{width:100%;border-radius:10px;object-fit:cover;aspect-ratio:16/9}
.hero-carousel{position:relative;border-radius:10px;overflow:hidden}
.hero-slide{position:absolute;inset:0;opacity:0;transition:opacity 0.8s ease;pointer-events:none}
.hero-slide.active{position:relative;opacity:1;pointer-events:auto}
.hero-slide img,.hero-slide video{width:100%;border-radius:10px;display:block;object-fit:cover;aspect-ratio:16/9}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:20px}
.hero-stat{text-align:center;padding:14px 8px;background:rgba(255,255,255,0.05);border-radius:10px;border:1px solid rgba(255,255,255,0.08)}
.hero-stat .num{font-family:var(--font-en);font-size:1.8rem;font-weight:800;color:var(--accent);line-height:1.1}
.hero-stat .label{font-size:0.72rem;color:rgba(255,255,255,0.55);margin-top:4px}

/* ======= PRODUCT CARDS ======= */
.products-header{text-align:center;margin-bottom:64px}
.product-card{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;transition:var(--transition);cursor:pointer}
.product-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:transparent}
.product-card-image{height:240px;overflow:hidden;background:var(--bg-alt);position:relative}
.product-card-image img{width:100%;height:100%;object-fit:cover;transition:transform 0.6s}
.product-card:hover .product-card-image img{transform:scale(1.05)}
.product-card-badge{position:absolute;top:16px;left:16px;font-family:var(--font-en);font-size:0.7rem;font-weight:700;color:var(--brand);background:rgba(255,255,255,0.95);backdrop-filter:blur(8px);padding:5px 14px;border-radius:100px}
.product-card-body{padding:24px 28px 28px}
.product-card-body h3{font-size:1.2rem;font-weight:700;margin-bottom:8px}
.product-card-body p{font-size:0.9rem;color:var(--text-mid);line-height:1.6;margin-bottom:16px}
.product-card-tags{display:flex;flex-wrap:wrap;gap:8px}
.tag{font-size:0.75rem;color:var(--brand);background:rgba(0,82,155,0.06);border-radius:6px;padding:4px 12px;font-weight:500}

/* ======= SOLUTION CARDS ======= */
.solution-card{position:relative;height:320px;border-radius:var(--radius-lg);overflow:hidden;cursor:pointer;transition:var(--transition)}
.solution-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.solution-card img{width:100%;height:100%;object-fit:cover;transition:transform 0.6s}
.solution-card:hover img{transform:scale(1.08)}
.solution-overlay{position:absolute;inset:0;background:linear-gradient(to top,rgba(0,0,0,0.75) 0%,rgba(0,0,0,0.1) 50%,transparent 100%)}
.solution-info{position:absolute;bottom:0;left:0;right:0;padding:28px}
.solution-info h3{color:#fff;font-size:1.2rem;font-weight:700;margin-bottom:4px}
.solution-info .en{font-family:var(--font-en);font-size:0.75rem;color:rgba(255,255,255,0.55);letter-spacing:0.04em}

/* ======= ICOP Platform ======= */
.icop{background:var(--bg-dark);color:var(--text-inverse);overflow:hidden}
.icop-content .section-tag{color:var(--accent)}
.icop-content .section-tag::before{background:var(--accent)}
.icop-content .section-title{color:#fff}
.icop-content .section-desc{color:rgba(255,255,255,0.6)}
.icop-image{position:relative}
.icop-image img{border-radius:var(--radius-lg);width:100%;min-height:420px;object-fit:cover}
.icop-image::before{content:'';position:absolute;inset:-4px;border-radius:inherit;background:linear-gradient(135deg,var(--accent),var(--brand));z-index:-1}
.icop-subsystems{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:28px}
.icop-subsystem{display:flex;align-items:center;gap:10px;padding:12px 16px;background:rgba(255,255,255,0.04);border:1px solid rgba(255,255,255,0.06);border-radius:8px;font-size:0.85rem;color:rgba(255,255,255,0.75);transition:var(--transition)}
.icop-subsystem:hover{background:rgba(255,255,255,0.08);border-color:rgba(0,163,224,0.3)}
.icop-subsystem::before{content:'';width:6px;height:6px;background:var(--accent);border-radius:50%;flex-shrink:0}

/* ======= ABOUT ======= */
.about-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:32px}
.about-stat{text-align:center;padding:20px 12px;background:var(--bg-alt);border-radius:12px}
.about-stat .num{font-family:var(--font-en);font-size:2rem;font-weight:800;color:var(--brand);line-height:1.2}
.about-stat .label{font-size:0.8rem;color:var(--text-mid);margin-top:4px}
.about-image-wrap{width:80%;margin:0 auto}
.about-image-wrap img{width:100%;aspect-ratio:1/1;object-fit:cover;border-radius:var(--radius-lg)}

/* ======= STAT GRID ======= */
.stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.stat-card{text-align:center;padding:20px 12px;background:var(--bg-alt);border-radius:12px}
.stat-card .num{font-family:var(--font-en);font-size:2rem;font-weight:800;color:var(--brand);line-height:1.2}
.stat-card .label{font-size:0.8rem;color:var(--text-mid);margin-top:4px}
.stat-card.dark{background:rgba(255,255,255,0.06);border:1px solid rgba(255,255,255,0.08)}
.stat-card.dark .num{color:var(--accent)}
.stat-card.dark .label{color:rgba(255,255,255,0.55)}

/* ======= NEWS ======= */
.news-header{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:48px}
.news-card{background:var(--bg);border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--border);transition:var(--transition);cursor:pointer}
.news-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.news-card-image{height:200px;overflow:hidden}
.news-card-image img{width:100%;height:100%;object-fit:cover;transition:transform 0.6s}
.news-card:hover .news-card-image img{transform:scale(1.05)}
.news-card-body{padding:20px 24px 24px}
.news-card-date{font-family:var(--font-en);font-size:0.75rem;color:var(--brand);font-weight:600;margin-bottom:8px}
.news-date{display:block;font-size:0.8rem;color:var(--brand);font-weight:600;margin:4px 0 8px}
.news-card-body h2,.news-card-body h3{font-size:0.9rem;font-weight:700;line-height:1.5;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card-body p{font-size:0.85rem;color:var(--text-light);line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* ======= FEATURE BOX ======= */
.feature-box{background:var(--bg-alt);border-radius:var(--radius);padding:28px 24px;text-align:center;transition:var(--transition)}
.feature-box:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
.feature-box .icon{font-size:2rem;margin-bottom:16px;display:flex;align-items:center;justify-content:center;height:48px}
.feature-box .icon i{display:inline-block;width:32px;height:32px;stroke-width:1.5;color:var(--brand)}
.feature-box h4{font-size:1rem;font-weight:700;margin-bottom:8px}
.feature-box p{font-size:0.85rem;color:var(--text-mid);line-height:1.6}

/* ======= CONTACT ======= */
.contact{background:linear-gradient(135deg,var(--bg-dark) 0%,var(--brand-dark) 100%);color:var(--text-inverse)}
.contact .container{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:start}
.contact-info .section-tag{color:var(--accent)}.contact-info .section-tag::before{background:var(--accent)}
.contact-info .section-title{color:#fff}
.contact-info .section-desc{color:rgba(255,255,255,0.6)}
.contact-list{margin-top:28px;display:flex;flex-direction:column;gap:16px}
.contact-item{display:flex;align-items:center;gap:14px;font-size:0.95rem;color:rgba(255,255,255,0.8)}
.contact-item svg{flex-shrink:0;color:var(--accent)}
.contact-qr{display:flex;flex-direction:column;align-items:flex-start;gap:12px;margin-top:20px}
.contact-qr img{width:140px;height:140px;border-radius:12px;background:#fff;padding:8px}
.contact-qr span{font-size:0.8rem;color:rgba(255,255,255,0.5)}
.contact-form{background:rgba(255,255,255,0.06);backdrop-filter:blur(16px);border:1px solid rgba(255,255,255,0.1);border-radius:var(--radius-lg);padding:36px}
.contact-form h3{font-size:1.3rem;font-weight:700;margin-bottom:8px;color:#fff}
.contact-form p{font-size:0.85rem;color:rgba(255,255,255,0.5);margin-bottom:24px}

/* ======= FORM (dark bg) ======= */
.form-group{margin-bottom:18px}
.form-group label{display:block;font-size:0.8rem;font-weight:600;color:rgba(255,255,255,0.7);margin-bottom:6px}
.form-group input,.form-group textarea,.form-group select{width:100%;padding:12px 16px;background:rgba(255,255,255,0.08);border:1px solid rgba(255,255,255,0.12);border-radius:8px;color:#fff;font-size:0.9rem;outline:none;transition:var(--transition)}
.form-group input:focus,.form-group textarea:focus,.form-group select:focus{border-color:var(--accent);background:rgba(255,255,255,0.12)}
.form-group textarea{min-height:100px;resize:vertical}
.form-group select{appearance:none;cursor:pointer}
.form-group select option{background:var(--bg-dark);color:#fff}
.submit-btn{width:100%;padding:14px;font-size:1rem;font-weight:700;color:#fff;background:linear-gradient(135deg,var(--brand),var(--accent));border:none;border-radius:10px;cursor:pointer;transition:var(--transition)}
.submit-btn:hover{transform:translateY(-2px);box-shadow:0 6px 28px rgba(0,163,224,0.35)}

/* ======= CTA Banner ======= */
.cta-banner{background:linear-gradient(135deg,var(--brand) 0%,var(--brand-dark) 100%);color:#fff;text-align:center;padding:80px 0}
.cta-banner h2{font-size:clamp(1.6rem,3vw,2.4rem);font-weight:800;margin-bottom:12px}
.cta-banner p{color:rgba(255,255,255,0.7);margin-bottom:28px;font-size:1rem}
.cta-banner .btn-row{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* ======= PAGE HERO (inner pages) ======= */
.page-hero{min-height:280px;padding:calc(var(--nav-height) + 80px) 0 64px;background:linear-gradient(135deg,var(--bg-dark) 0%,#0D2440 40%,var(--brand-dark) 100%);color:var(--text-inverse);text-align:center;position:relative;overflow:hidden}
.page-hero::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse at 50% 50%,rgba(0,82,155,0.2) 0%,transparent 70%);pointer-events:none}
.page-hero::after{content:'';position:absolute;inset:0;background:radial-gradient(circle at 20% 30%,rgba(0,163,224,0.08) 0%,transparent 50%),radial-gradient(circle at 80% 70%,rgba(0,82,155,0.06) 0%,transparent 50%),url("data:image/svg+xml,%3Csvg width='160' height='160' viewBox='0 0 160 160' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' stroke='%23ffffff' stroke-width='0.35' opacity='0.06'%3E%3Cpath d='M0 20h80 M80 20v40h50 M0 40h60 M60 40v20h30 M0 60h50 M0 80h90 M90 80v30h40 M0 100h70 M70 100v50h60 M0 120h60 M0 140h80'/%3E%3Cpath d='M130 0v30 M110 0v20h-30v20 M140 0v60 M100 60v40 M120 100v50 M80 140v20 M20 0v80 M40 80v70'/%3E%3Ccircle cx='0' cy='20' r='1.5' fill='%23ffffff' fill-opacity='0.5'/%3E%3Ccircle cx='80' cy='20' r='1.5' fill='%23ffffff' fill-opacity='0.5'/%3E%3Ccircle cx='130' cy='60' r='1.5' fill='%23ffffff' fill-opacity='0.5'/%3E%3Ccircle cx='60' cy='60' r='1.5' fill='%23ffffff' fill-opacity='0.5'/%3E%3Ccircle cx='130' cy='110' r='1.5' fill='%23ffffff' fill-opacity='0.5'/%3E%3Ccircle cx='30' cy='160' r='1.5' fill='%23ffffff' fill-opacity='0.5'/%3E%3Ccircle cx='110' cy='0' r='1.5' fill='%23ffffff' fill-opacity='0.5'/%3E%3Ccircle cx='60' cy='0' r='1.5' fill='%23ffffff' fill-opacity='0.5'/%3E%3C/g%3E%3C/svg%3E");background-size:160px 160px;pointer-events:none}
.page-hero .container{position:relative;z-index:1}
.page-hero .section-tag{color:var(--accent)}.page-hero .section-tag::before{background:var(--accent)}
.page-hero .section-title{color:#fff;font-size:clamp(0.9rem,2vw,1.2rem);word-break:keep-all}
.page-hero .section-desc{color:rgba(255,255,255,0.6);margin:0 auto;max-width:640px}
.breadcrumb{display:flex;align-items:center;justify-content:center;gap:8px;font-size:0.8rem;color:rgba(255,255,255,0.45);margin-bottom:20px}
.breadcrumb a{color:rgba(255,255,255,0.6);transition:var(--transition)}
.breadcrumb a:hover{color:var(--accent)}

/* ======= PRODUCT HERO (detail page) ======= */
.product-hero{padding:calc(var(--nav-height) + 60px) 0 60px;background:linear-gradient(135deg,var(--bg-dark) 0%,#0D2440 40%,var(--brand-dark) 100%);color:var(--text-inverse);position:relative;overflow:hidden}
.product-hero::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse at 30% 50%,rgba(0,82,155,0.2) 0%,transparent 70%)}
.product-hero::after{content:'';position:absolute;inset:0;background:radial-gradient(circle at 10% 20%,rgba(0,163,224,0.06) 0%,transparent 40%),radial-gradient(circle at 90% 60%,rgba(0,82,155,0.05) 0%,transparent 40%),url("data:image/svg+xml,%3Csvg width='160' height='160' viewBox='0 0 160 160' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' stroke='%23ffffff' stroke-width='0.35' opacity='0.04'%3E%3Cpath d='M0 20h80 M80 20v40h50 M0 40h60 M60 40v20h30 M0 60h50 M0 80h90 M90 80v30h40 M0 100h70 M70 100v50h60 M0 120h60 M0 140h80'/%3E%3Cpath d='M130 0v30 M110 0v20h-30v20 M140 0v60 M100 60v40 M120 100v50 M80 140v20 M20 0v80 M40 80v70'/%3E%3Ccircle cx='0' cy='20' r='1.5' fill='%23ffffff' fill-opacity='0.5'/%3E%3Ccircle cx='80' cy='20' r='1.5' fill='%23ffffff' fill-opacity='0.5'/%3E%3Ccircle cx='130' cy='60' r='1.5' fill='%23ffffff' fill-opacity='0.5'/%3E%3Ccircle cx='60' cy='60' r='1.5' fill='%23ffffff' fill-opacity='0.5'/%3E%3Ccircle cx='130' cy='110' r='1.5' fill='%23ffffff' fill-opacity='0.5'/%3E%3Ccircle cx='30' cy='160' r='1.5' fill='%23ffffff' fill-opacity='0.5'/%3E%3Ccircle cx='110' cy='0' r='1.5' fill='%23ffffff' fill-opacity='0.5'/%3E%3Ccircle cx='60' cy='0' r='1.5' fill='%23ffffff' fill-opacity='0.5'/%3E%3C/g%3E%3C/svg%3E");background-size:160px 160px;pointer-events:none}
.product-hero .container{position:relative;z-index:2;display:grid;grid-template-columns:2fr 3fr;gap:50px;align-items:center}
.product-hero-gallery{border-radius:var(--radius-lg);overflow:hidden;box-shadow:0 8px 32px rgba(0,82,155,0.2);width:100%;aspect-ratio:1/1;background:rgba(255,255,255,0.04)}
.product-hero-gallery img{width:100%;height:100%;object-fit:cover;display:block}
.product-hero-specs{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:28px}
.product-hero-spec{background:rgba(255,255,255,0.06);border:1px solid rgba(255,255,255,0.1);border-radius:10px;padding:16px;text-align:center}
.product-hero-spec .val{font-family:var(--font-en);font-size:1.6rem;font-weight:800;color:var(--accent);line-height:1.2}
.product-hero-spec .lbl{font-size:0.75rem;color:rgba(255,255,255,0.5);margin-top:4px}

/* ======= SPEC TABLE ======= */
.spec-table{width:100%;border-collapse:collapse;background:var(--bg);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow)}
.spec-table th,.spec-table td{padding:14px 20px;text-align:left;font-size:0.9rem}
.spec-table th{background:var(--brand);color:#fff;font-weight:600;width:30%}
.spec-table td{border-bottom:1px solid var(--border);color:var(--text-mid)}
.spec-table tr:last-child td{border-bottom:none}

/* ======= COMPARISON TABLE ======= */
.compare-table{width:100%;border-collapse:collapse;background:var(--bg);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow)}
.compare-table th{background:var(--brand);color:#fff;font-weight:600;padding:14px 20px;text-align:center;font-size:0.9rem}
.compare-table td{padding:14px 20px;text-align:center;font-size:0.9rem;border-bottom:1px solid var(--border)}
.compare-table tr:last-child td{border-bottom:none}
.compare-table .highlight{background:rgba(0,82,155,0.04);font-weight:600;color:var(--brand)}

/* ======= ARTICLE ======= */
.article{max-width:800px;margin:0 auto}
.article img{border-radius:var(--radius-lg);margin-bottom:32px;width:100%}
.article p{font-size:1rem;line-height:1.9;color:var(--text-mid);margin-bottom:20px}
.article h3{font-size:1.3rem;font-weight:700;margin:32px 0 12px;color:var(--text)}
.article .article-meta{display:flex;align-items:center;gap:16px;margin-bottom:32px;font-size:0.85rem;color:var(--text-light)}
.article-share{display:flex;align-items:center;gap:16px;margin-top:40px;padding-top:24px;border-top:1px solid var(--border)}
.article-share span{font-size:0.85rem;color:var(--text-light)}

/* ======= TIMELINE ======= */
.timeline{position:relative;padding-left:24px;border-left:2px solid var(--border)}
.timeline-item{position:relative;padding-bottom:32px;padding-left:24px}
.timeline-item::before{content:'';position:absolute;left:-33px;top:6px;width:12px;height:12px;background:var(--brand);border-radius:50%;border:3px solid var(--bg)}
.timeline-item:last-child{padding-bottom:0}
.timeline-item .year{font-family:var(--font-en);font-size:0.8rem;font-weight:700;color:var(--brand);margin-bottom:4px}
.timeline-item h4{font-size:1.05rem;font-weight:700;margin-bottom:4px}
.timeline-item p{font-size:0.88rem;color:var(--text-mid);line-height:1.6}

/* ======= SCENARIO CARD (solutions flat) ======= */
.scenario-card{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);padding:24px;transition:var(--transition)}
.scenario-card:hover{transform:translateY(-2px);box-shadow:var(--shadow);border-color:transparent}
.scenario-card h4{font-size:1rem;font-weight:700;margin-bottom:8px}
.scenario-card p{font-size:0.85rem;color:var(--text-mid);line-height:1.6}

/* ======= FOOTER ======= */
.footer{background:var(--bg-dark);color:rgba(255,255,255,0.55);padding:48px 0 28px;border-top:1px solid rgba(255,255,255,0.06)}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:36px}
.footer-brand img{height:32px;margin-bottom:16px}
.footer-brand p{font-size:0.85rem;line-height:1.7;max-width:280px}
.footer-col h4{font-size:0.85rem;font-weight:700;color:rgba(255,255,255,0.8);margin-bottom:16px}
.footer-col a{display:block;font-size:0.82rem;color:rgba(255,255,255,0.45);padding:4px 0;transition:var(--transition)}
.footer-col a:hover{color:var(--accent)}
.footer-bottom{border-top:1px solid rgba(255,255,255,0.06);padding-top:20px;display:flex;justify-content:space-between;align-items:center;font-size:0.78rem;flex-wrap:wrap;gap:12px}
.footer-bottom a{color:var(--accent)}

/* ======= RESPONSIVE ======= */
@media(max-width:1024px){
  .hero-stats,.product-hero-specs{grid-template-columns:repeat(2,1fr)}
  .grid-2,.hero .container,.product-hero .container,.contact .container{grid-template-columns:1fr}
  .icop-image,.product-hero-gallery{max-width:500px;margin:0 auto}
  .grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
  .nav-links{display:none}.nav-toggle{display:flex}
  .nav-links.open{display:flex;flex-direction:column;position:absolute;top:var(--nav-height);left:0;right:0;background:var(--bg);border-bottom:1px solid var(--border);padding:20px 24px;gap:16px;box-shadow:var(--shadow-lg)}
  .section-padding{padding:64px 0}
  .grid-2,.grid-3,.grid-4,.hero .container,.product-hero .container,.contact .container{grid-template-columns:1fr}
  .hero-stats{grid-template-columns:repeat(3,1fr)}
  .hero-stat .num{font-size:1.4rem}
  .footer-grid{grid-template-columns:1fr 1fr}
  .cta-banner{padding:48px 0}
}
@media(max-width:480px){
  .container{padding:0 16px}
  .hero h1{font-size:2rem}
  .hero-actions{flex-direction:column}.hero-actions .btn{width:100%;justify-content:center}
  .hero-stats{grid-template-columns:repeat(3,1fr);gap:8px}
  .hero-stat{padding:10px 4px}.hero-stat .num{font-size:1.1rem}
  .footer-grid{grid-template-columns:1fr}.footer-bottom{flex-direction:column;text-align:center}
  .product-hero-spec .val{font-size:1.2rem}
  .spec-table th,.spec-table td,.compare-table th,.compare-table td{padding:10px 12px;font-size:0.8rem}
}