/* ========================================
   XuZhiShi — Homepage Styles (from index2.html)
   Hero + Tech Loop + Products + Stats + Certs
   + BCI Showcase + Eye Tracker + Carousel
   + Reviews + News + CTA
   ======================================== */

/* --- Hero --- */
.hero{position:relative;height:100vh;overflow:hidden}
.hero-slides{position:absolute;inset:0;z-index:0}
.hero-slide{position:absolute;inset:0;opacity:0;transition:opacity 1.4s var(--ease);overflow:hidden}
.hero-slide.active{opacity:1}
.hero-slide img{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);display:block;max-width:none;max-height:none}
.hero-slide video{position:absolute;top:0;left:0;width:100vw;height:100vh;max-width:none;max-height:none;object-fit:cover}

.hero-overlay{position:absolute;inset:0;background:linear-gradient(180deg,rgba(255,255,255,0.3) 0%,rgba(255,255,255,0.6) 50%,rgba(245,245,247,0.95) 100%);z-index:1}
.hero-content{position:relative;z-index:2;text-align:center;max-width:900px;margin:0 auto;display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;padding:0 2rem}
.hero-badge{display:inline-flex;align-items:center;gap:0.5rem;padding:0.4rem 1rem;border-radius:100px;background:rgba(0,113,227,0.06);border:1px solid rgba(0,113,227,0.1);font-size:0.75rem;color:var(--primary);margin-bottom:2rem;font-weight:500;opacity:0;transform:translateY(20px);animation:heroFadeUp 1s 0.2s var(--ease-out) forwards}
.hero-badge .badge-dot{width:6px;height:6px;border-radius:50%;background:var(--green);animation:pulse 2s ease-in-out infinite}
.hero h1{font-size:clamp(3rem,7vw,5.5rem);font-weight:700;letter-spacing:-0.04em;line-height:1.05;margin-bottom:1.5rem;color:var(--text);opacity:0;transform:translateY(40px);animation:heroIn 1.1s 0.4s var(--ease-out) forwards}
.hero h1 .gradient{background:linear-gradient(135deg,var(--primary),var(--teal));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-sub{font-size:clamp(1rem,2vw,1.25rem);font-weight:400;color:var(--text-secondary);line-height:1.7;max-width:600px;margin:0 auto 3rem;opacity:0;transform:translateY(30px);animation:heroIn 1.1s 0.6s var(--ease-out) forwards}
.hero-stats{display:flex;justify-content:center;gap:3rem;margin-bottom:3rem;opacity:0;transform:translateY(30px);animation:heroIn 1.1s 0.8s var(--ease-out) forwards}
.hero-stat{text-align:center}
.hero-stat .num{font-size:2.25rem;font-weight:700;background:linear-gradient(135deg,var(--primary),var(--teal));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;letter-spacing:-0.02em}
.hero-stat .num span{font-size:1rem;-webkit-text-fill-color:var(--text-muted);font-weight:400}
.hero-stat .label{font-size:0.75rem;color:var(--text-muted);margin-top:0.25rem;font-weight:500}
.hero-actions{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap;opacity:0;transform:translateY(30px);animation:heroIn 1.1s 1s var(--ease-out) forwards}
.hero-dots{position:absolute;bottom:2rem;left:50%;transform:translateX(-50%);z-index:4;display:flex;gap:8px}
.hero-dot{width:40px;height:3px;border-radius:2px;background:rgba(0,0,0,0.1);border:none;cursor:pointer;position:relative;overflow:hidden;transition:width 0.4s var(--ease-out);padding:0}
.hero-dot.active{width:80px}
.hero-dot::after{content:'';position:absolute;left:0;top:0;height:100%;width:var(--fill,0%);background:var(--primary);border-radius:2px}
.hero-nav-btn{position:absolute;top:50%;transform:translateY(-50%);z-index:4;width:44px;height:44px;border-radius:50%;background:rgba(255,255,255,0.8);backdrop-filter:blur(8px);border:1px solid rgba(0,0,0,0.06);color:var(--text);font-size:1.25rem;cursor:pointer;transition:all 0.3s;display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-sm)}
.hero-nav-btn:hover{background:#fff;box-shadow:var(--shadow-md);transform:translateY(-50%) scale(1.05)}
.hero-nav-prev{left:24px}
.hero-nav-next{right:24px}
@keyframes heroIn{to{opacity:1;transform:translateY(0)}}
@keyframes heroFadeUp{to{opacity:1;transform:translateY(0)}}
.hero-bg{position:absolute;inset:0;z-index:0;pointer-events:none}
.hero-blob{position:absolute;border-radius:50%;filter:blur(100px);will-change:transform}
.hero-blob.b1{width:700px;height:700px;background:radial-gradient(circle at 40% 40%,rgba(0,113,227,0.3),rgba(0,113,227,0.06) 40%,transparent 70%);top:-300px;left:-150px;animation:blobFloat 14s ease-in-out infinite alternate}
.hero-blob.b2{width:550px;height:550px;background:radial-gradient(circle at 50% 50%,rgba(90,200,250,0.25),rgba(90,200,250,0.04) 40%,transparent 70%);bottom:-250px;right:-120px;animation:blobFloat 18s ease-in-out infinite alternate-reverse}
.hero-blob.b3{width:450px;height:450px;background:radial-gradient(circle at 30% 60%,rgba(175,82,222,0.22),rgba(175,82,222,0.04) 40%,transparent 70%);top:50%;left:55%;animation:blobFloat 16s ease-in-out infinite alternate}
.hero-blob.b4{width:350px;height:350px;background:radial-gradient(circle at 60% 40%,rgba(52,199,89,0.2),rgba(52,199,89,0.03) 40%,transparent 70%);top:15%;right:20%;animation:blobFloat 20s ease-in-out infinite alternate-reverse}

/* --- Tech Loop --- */
.tech-loop-section{position:relative;background:var(--bg-tertiary);padding-top:calc(var(--nav-height) + 2rem)}
.tech-loop-scene{position:relative;height:400vh}
.tech-loop-sticky{position:sticky;top:var(--nav-height);height:calc(100vh - var(--nav-height));display:flex;align-items:center;justify-content:center;overflow:hidden}
.tech-loop-inner{position:relative;width:100%;max-width:1260px;margin:0 auto;padding:0 clamp(1.5rem,3vw,3rem);display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,5vw,6rem);align-items:center}
.tech-loop-info{z-index:2;min-width:0}
.tech-loop-info h2{font-size:clamp(2.25rem,3.5vw,3.75rem);margin-bottom:1rem}
.tech-loop-info .tl-desc{color:var(--text-secondary);font-size:clamp(0.9375rem,1.3vw,1.1875rem);line-height:1.7;margin-bottom:2rem;max-width:440px}
.tech-loop-step{padding:0.875rem 1.125rem;border-radius:var(--radius-sm);margin-bottom:0.4rem;transition:all 0.5s var(--ease-out);opacity:0.4;border-left:3px solid transparent;cursor:default}
.tech-loop-step.active{opacity:1;background:rgba(0,113,227,0.04);border-left-color:var(--primary)}
.tech-loop-step.passed{opacity:0.85;border-left-color:rgba(0,113,227,0.3)}
.tech-loop-step .tls-num{font-size:0.6875rem;font-weight:600;letter-spacing:0.1em;color:var(--primary);margin-bottom:0.2rem}
.tech-loop-step .tls-title{font-size:clamp(0.875rem,1.2vw,1.0625rem);font-weight:600;color:var(--text)}
.tech-loop-step .tls-desc{font-size:0.8125rem;color:var(--text-muted);margin-top:0.2rem;max-height:0;overflow:hidden;transition:max-height 0.5s var(--ease-out)}
.tech-loop-step.active .tls-desc{max-height:60px}

/* Ring visualization */
.tech-ring-wrap{position:relative;width:clamp(280px,30vw,540px);height:clamp(280px,30vw,540px);margin:0 auto;flex-shrink:0}
.tech-ring-svg{width:100%;height:100%}
.tech-ring-bg{fill:none;stroke:rgba(0,0,0,0.04);stroke-width:3}
.tech-ring-progress{fill:none;stroke:url(#ringGrad);stroke-width:4;stroke-linecap:round;transition:stroke-dashoffset 0.6s var(--ease-out)}
.tech-ring-glow{fill:none;stroke:rgba(0,113,227,0.12);stroke-width:16;stroke-linecap:round;filter:url(#ringBlur);transition:stroke-dashoffset 0.6s var(--ease-out)}
.tech-ring-node{position:absolute;width:clamp(36px,8.5%,56px);height:clamp(36px,8.5%,56px);border-radius:50%;background:var(--card);border:2px solid var(--card-border);display:flex;align-items:center;justify-content:center;font-size:clamp(0.85rem,2.2vw,1.25rem);transition:all 0.5s var(--ease-spring);box-shadow:var(--shadow-sm);opacity:0.5;transform:scale(0.85)}
.tech-ring-node.active{opacity:1;transform:scale(1);border-color:var(--primary);box-shadow:var(--shadow-glow)}
.tech-ring-node.passed{opacity:0.8;transform:scale(0.9);border-color:rgba(0,113,227,0.3)}
.tech-ring-center{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:62%;height:62%;pointer-events:none}
.tech-ring-center-img{position:absolute;inset:0;border-radius:50%;overflow:hidden;opacity:0;transition:all 0.6s var(--ease-out);transform:scale(0.88);border:3px solid var(--card-border);box-shadow:var(--shadow-md)}
.tech-ring-center-img.active{opacity:1;transform:scale(1);border-color:rgba(0,113,227,0.15);box-shadow:0 8px 32px rgba(0,113,227,0.12)}
.tech-ring-center-img img{width:100%;height:100%;object-fit:cover}
.trc-label{position:absolute;top:45%;left:50%;transform:translateX(-50%);font-size:clamp(0.875rem,1.2vw,1.125rem);font-weight:600;color:var(--text);white-space:nowrap;background:var(--card);padding:0.25rem 0.875rem;border-radius:100px;border:1px solid var(--card-border);box-shadow:var(--shadow-sm)}
.tech-ring-arrow{position:absolute;width:10px;height:10px;border-radius:50%;background:var(--primary);box-shadow:0 0 16px rgba(0,113,227,0.7),0 0 4px rgba(0,113,227,0.9);opacity:0;pointer-events:none;transform:translate(-50%,-50%)}
.tech-ring-arrow.visible{opacity:1}

/* --- Product Cards --- */
.product-tabs{display:flex;gap:0.5rem;margin-bottom:3rem;padding:0.25rem;background:var(--bg-secondary);border:1px solid var(--card-border);border-radius:100px;width:fit-content}
.tab-btn{padding:0.5rem 1.25rem;font-size:0.8125rem;font-weight:500;color:var(--text-muted);background:none;border:none;cursor:pointer;border-radius:100px;transition:all 0.3s var(--ease);font-family:var(--font)}
.tab-btn:hover{color:var(--text-secondary)}
.tab-btn.active{color:#fff;background:var(--primary);box-shadow:0 2px 8px rgba(0,113,227,0.2)}
.product-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1.5rem}
.product-card{position:relative;border-radius:var(--radius-md);padding:2.5rem;cursor:default;background:var(--card);backdrop-filter:blur(20px);border:1px solid var(--card-border);transition:all 0.5s var(--ease-spring);overflow:hidden;min-height:320px}
.product-card .pc-bg{position:absolute;right:0;top:0;width:50%;height:100%;object-fit:cover;opacity:0.18;transition:all 0.6s var(--ease-out);pointer-events:none;mask-image:linear-gradient(90deg,transparent 0%,rgba(0,0,0,0.3) 30%,rgba(0,0,0,0.6) 100%);-webkit-mask-image:linear-gradient(90deg,transparent 0%,rgba(0,0,0,0.3) 30%,rgba(0,0,0,0.6) 100%)}
.product-card:hover .pc-bg{opacity:0.28;transform:scale(1.03)}
.product-card::before{content:'';position:absolute;inset:0;border-radius:var(--radius-md);opacity:0;transition:opacity 0.4s;pointer-events:none}
.product-card:nth-child(1)::before{background:linear-gradient(135deg,rgba(0,113,227,0.04),rgba(90,200,250,0.04))}
.product-card:nth-child(2)::before{background:linear-gradient(135deg,rgba(52,199,89,0.04),rgba(168,240,192,0.04))}
.product-card:nth-child(3)::before{background:linear-gradient(135deg,rgba(175,82,222,0.04),rgba(90,200,250,0.04))}
.product-card:nth-child(4)::before{background:linear-gradient(135deg,rgba(255,45,85,0.04),rgba(255,149,0,0.04))}
.product-card:hover::before{opacity:1}
.product-card:hover{transform:translateY(-8px) scale(1.01);box-shadow:var(--shadow-lg);border-color:transparent}
.product-card:nth-child(1):hover{box-shadow:0 20px 60px rgba(0,113,227,0.1)}
.product-card:nth-child(2):hover{box-shadow:0 20px 60px rgba(52,199,89,0.1)}
.product-card:nth-child(3):hover{box-shadow:0 20px 60px rgba(175,82,222,0.1)}
.product-card:nth-child(4):hover{box-shadow:0 20px 60px rgba(255,45,85,0.1)}
.product-card .pc-icon{width:48px;height:48px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:1.5rem;margin-bottom:1.5rem;transition:transform 0.4s var(--ease-spring)}
.product-card:nth-child(1) .pc-icon{background:rgba(0,113,227,0.08)}
.product-card:nth-child(2) .pc-icon{background:rgba(52,199,89,0.08)}
.product-card:nth-child(3) .pc-icon{background:rgba(175,82,222,0.08)}
.product-card:nth-child(4) .pc-icon{background:rgba(255,45,85,0.08)}
.product-card:hover .pc-icon{transform:scale(1.1) rotate(3deg)}
.product-card .pc-tag{font-size:0.6875rem;font-weight:600;letter-spacing:0.1em;text-transform:uppercase;margin-bottom:0.75rem;display:block}
.product-card:nth-child(1) .pc-tag{color:var(--primary)}
.product-card:nth-child(2) .pc-tag{color:var(--green)}
.product-card:nth-child(3) .pc-tag{color:var(--purple)}
.product-card:nth-child(4) .pc-tag{color:var(--pink)}
.product-card h3{margin-bottom:0.5rem;font-weight:600;font-size:1.375rem;letter-spacing:-0.02em}
.product-card p{color:var(--text-secondary);font-size:0.9375rem;line-height:1.7}
.product-card .pc-features{display:flex;flex-wrap:wrap;gap:0.5rem;margin-top:1.25rem}
.product-card .pc-feat{font-size:0.6875rem;padding:0.35rem 0.85rem;border-radius:100px;font-weight:500;transition:all 0.3s}
.product-card:nth-child(1) .pc-feat{background:rgba(0,113,227,0.06);color:var(--primary)}
.product-card:nth-child(2) .pc-feat{background:rgba(52,199,89,0.06);color:var(--green)}
.product-card:nth-child(3) .pc-feat{background:rgba(175,82,222,0.06);color:var(--purple)}
.product-card:nth-child(4) .pc-feat{background:rgba(255,45,85,0.06);color:var(--pink)}
.product-card .pc-link{margin-top:1.5rem;font-size:0.875rem;font-weight:500;color:var(--primary);text-decoration:none;display:inline-flex;align-items:center;gap:0.35rem;transition:gap 0.3s}
.product-card .pc-link:hover{gap:0.6rem}
.product-card.hidden{display:none}
.product-grid.filtering{opacity:0;transform:translateY(8px);transition:all 0.3s}

/* --- Stats --- */
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem}
.stat-item{text-align:center;padding:3rem 1.5rem;background:var(--card);backdrop-filter:blur(20px);border:1px solid var(--card-border);border-radius:var(--radius-md);transition:all 0.5s var(--ease-spring);position:relative;overflow:hidden}
.stat-item::before{content:'';position:absolute;inset:0;background:radial-gradient(circle at 50% 0%,rgba(0,113,227,0.04) 0%,transparent 60%);opacity:0;transition:opacity 0.5s}
.stat-item:hover{border-color:rgba(0,113,227,0.12);transform:translateY(-6px);box-shadow:var(--shadow-glow)}
.stat-item:hover::before{opacity:1}
.stat-num{font-size:clamp(2.5rem,5vw,3.5rem);font-weight:700;line-height:1;margin-bottom:0.5rem;letter-spacing:-0.03em;background:linear-gradient(135deg,var(--primary),var(--teal));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.stat-num .unit{font-size:1.25rem;-webkit-text-fill-color:var(--text-muted);font-weight:400}
.stat-label{font-size:0.875rem;color:var(--text-muted);font-weight:500}

/* --- Certificates --- */
.cert-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:1.25rem}
.cert-card{position:relative;background:var(--card);backdrop-filter:blur(20px);border:1px solid var(--card-border);border-radius:var(--radius-md);padding:2.5rem 1.5rem 2rem;text-align:center;transition:all 0.5s var(--ease-spring);overflow:hidden}
.cert-card::before{content:'';position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--primary),var(--teal));opacity:0;transition:opacity 0.4s}
.cert-card:hover::before{opacity:1}
.cert-card::after{content:'';position:absolute;inset:0;background:radial-gradient(circle at 50% 0%,rgba(0,113,227,0.04) 0%,transparent 70%);opacity:0;transition:opacity 0.4s}
.cert-card:hover::after{opacity:1}
.cert-card:hover{border-color:rgba(0,113,227,0.12);transform:translateY(-8px);box-shadow:0 16px 48px rgba(0,113,227,0.1)}
.cert-card .cert-flag{width:56px;height:38px;margin:0 auto 1rem;display:block;position:relative;z-index:1;transition:transform 0.4s var(--ease-spring);border-radius:4px;overflow:hidden;box-shadow:0 2px 8px rgba(0,0,0,0.08)}
.cert-card:hover .cert-flag{transform:scale(1.12)}
.cert-card .cert-name{font-weight:700;font-size:1.0625rem;margin-bottom:0.35rem;position:relative;z-index:1;letter-spacing:-0.01em}
.cert-card .cert-detail{font-size:0.8125rem;color:var(--text-muted);position:relative;z-index:1;line-height:1.5}
.cert-card .cert-badge{display:inline-block;margin-top:0.75rem;padding:0.25rem 0.75rem;border-radius:100px;font-size:0.6875rem;font-weight:600;background:rgba(0,113,227,0.06);color:var(--primary);position:relative;z-index:1}

/* --- BCI Showcase --- */
.bci-showcase{position:relative;background:var(--bg-secondary)}
.bci-showcase::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse at 60% 50%,rgba(0,113,227,0.04) 0%,transparent 60%);pointer-events:none}
.bci-container{max-width:100%;margin:0 auto;position:relative;height:600vh}
.bci-sticky{position:sticky;top:0;height:100vh;overflow:hidden}
.bci-bg-slides{position:absolute;inset:0;z-index:0}
.bci-bg-slide{position:absolute;inset:0;opacity:0;transition:opacity 1s var(--ease-out)}
.bci-bg-slide.active{opacity:1}
.bci-bg-slide img{width:100%;height:100%;object-fit:cover}
.bci-bg-overlay{position:absolute;inset:0;background:linear-gradient(90deg,rgba(245,245,247,0.95) 0%,rgba(245,245,247,0.8) 35%,rgba(245,245,247,0.4) 70%,rgba(245,245,247,0.15) 100%);z-index:1}
.bci-info-panel{position:relative;z-index:2;max-width:520px;padding:0 clamp(1.5rem,5vw,4rem);height:100%;display:flex;flex-direction:column;justify-content:center}
.bci-header h2{font-size:2.25rem;font-weight:700;margin-top:0.5rem}
.bci-desc{color:var(--text-muted);margin-top:0.75rem;line-height:1.6;font-size:0.9rem}
.bci-params{position:relative;min-height:160px;margin-top:2rem}
.bci-param{opacity:0;transform:translateY(16px);transition:all 0.6s var(--ease-out);position:absolute;left:0;right:0;top:0}
.bci-param.active{opacity:1;transform:translateY(0)}
.param-num{font-size:0.75rem;font-weight:600;letter-spacing:0.12em;color:var(--primary);margin-bottom:0.5rem}
.param-title{font-size:1.25rem;font-weight:600;margin-bottom:0.4rem;letter-spacing:-0.02em}
.param-desc{font-size:0.8125rem;color:var(--text-muted);line-height:1.7;margin-bottom:0.75rem}
.param-spec{display:inline-block;padding:0.3em 0.8em;border-radius:100px;font-size:0.75rem;font-weight:500;background:rgba(0,113,227,0.06);color:var(--primary)}
.bci-progress{display:flex;gap:4px;margin-top:1.5rem}
.bci-progress-dot{width:32px;height:3px;border-radius:2px;background:rgba(0,0,0,0.08);transition:all 0.4s var(--ease-out)}
.bci-progress-dot.active{background:var(--primary);width:48px}

/* --- Eye Tracker --- */
.eye-section{position:relative;padding:clamp(6rem,12vh,10rem) clamp(1.5rem,5vw,4rem);overflow:hidden}
.eye-section::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse at 30% 50%,rgba(175,82,222,0.03) 0%,transparent 60%)}
.eye-grid{position:relative;z-index:1;max-width:1100px;margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,6vw,5rem);align-items:center}
.eye-visual{display:flex;align-items:center;justify-content:center}
.eye-product-img{width:100%;max-width:420px;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg);position:relative}
.eye-product-img img{width:100%;height:auto;display:block;transition:transform 0.6s var(--ease-out)}
.eye-product-img:hover img{transform:scale(1.03)}
.eye-info h2{margin-bottom:1rem}
.eye-info .eye-lead{color:var(--text-secondary);font-size:0.9375rem;line-height:1.7;margin-bottom:2rem}
.eye-spec-row{display:grid;grid-template-columns:80px 1fr;align-items:start;gap:1.25rem;padding:0.9rem 0;border-bottom:1px solid rgba(0,0,0,0.04);opacity:0;transform:translateY(20px);transition:all 0.6s var(--ease-out)}
.eye-spec-row.revealed{opacity:1;transform:translateY(0)}
.eye-spec-label{font-size:0.6875rem;font-weight:600;letter-spacing:0.06em;text-transform:uppercase;color:var(--text-muted);padding-top:0.15rem}
.eye-spec-value{font-size:0.875rem;line-height:1.6;color:var(--text-secondary)}
.eye-spec-highlight{display:inline-block;background:rgba(0,113,227,0.08);padding:0.1em 0.5em;border-radius:6px;font-weight:600;color:var(--primary)}
.eye-cta{margin-top:1.75rem;display:inline-flex;align-items:center;gap:0.5rem;padding:0.75rem 1.75rem;background:var(--card);border:1px solid var(--card-border);color:var(--text);border-radius:100px;font-size:0.875rem;font-weight:500;text-decoration:none;transition:all 0.3s var(--ease-spring)}
.eye-cta:hover{border-color:rgba(0,113,227,0.15);transform:translateY(-2px);box-shadow:var(--shadow-glow)}

/* --- Partners Carousel --- */
.carousel-wrap{overflow:hidden;position:relative;mask-image:linear-gradient(90deg,transparent 0%,#000 10%,#000 90%,transparent 100%);-webkit-mask-image:linear-gradient(90deg,transparent 0%,#000 10%,#000 90%,transparent 100%)}
.carousel-track{display:flex;gap:2.5rem;animation:carouselScroll 40s linear infinite;width:max-content;align-items:center}
.carousel-track.row2{animation-name:carouselScrollReverse;animation-duration:50s}
.carousel-track.paused{animation-play-state:paused}
.carousel-item{flex-shrink:0;height:72px;display:flex;align-items:center;justify-content:center;padding:0.75rem 1.5rem;border-radius:var(--radius-sm);transition:all 0.3s;border:1px solid transparent;background:transparent}
.carousel-item img{height:56px;width:auto;object-fit:contain;filter:grayscale(100%) opacity(0.6);transition:all 0.4s var(--ease-out)}
.carousel-item:hover{border-color:var(--card-border);background:var(--card);box-shadow:var(--shadow-sm)}
.carousel-item:hover img{filter:grayscale(0%) opacity(1);transform:scale(1.05)}
.carousel-rows{display:flex;flex-direction:column;gap:1rem}
@keyframes carouselScroll{0%{transform:translateX(0)}100%{transform:translateX(-50%)}}
@keyframes carouselScrollReverse{0%{transform:translateX(-50%)}100%{transform:translateX(0)}}

/* --- Hospital Reviews --- */
.review-carousel{position:relative;overflow:hidden;margin-top:3rem;mask-image:linear-gradient(90deg,transparent 0%,#000 8%,#000 92%,transparent 100%);-webkit-mask-image:linear-gradient(90deg,transparent 0%,#000 8%,#000 92%,transparent 100%)}
.review-track{display:flex;gap:1.5rem;animation:carouselScroll 50s linear infinite;width:max-content}
.review-card{flex-shrink:0;width:360px;padding:2rem;background:rgba(255,255,255,0.9);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);border:1px solid rgba(0,0,0,0.04);border-radius:var(--radius-md);transition:all 0.5s var(--ease-spring);position:relative;overflow:hidden}
.review-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--primary),var(--teal));opacity:0;transition:opacity 0.4s}
.review-card:hover::before{opacity:1}
.review-card:hover{border-color:rgba(0,113,227,0.12);transform:translateY(-6px) scale(1.01);box-shadow:0 16px 48px rgba(0,113,227,0.08)}
.review-header{display:flex;align-items:center;gap:0.75rem;margin-bottom:1rem}
.review-avatar{width:44px;height:44px;border-radius:50%;background:linear-gradient(135deg,rgba(0,113,227,0.08),rgba(90,200,250,0.08));display:flex;align-items:center;justify-content:center;font-size:1.1rem;flex-shrink:0;border:1px solid rgba(0,113,227,0.08);transition:transform 0.4s var(--ease-spring)}
.review-card:hover .review-avatar{transform:scale(1.1)}
.review-meta{flex:1;min-width:0}
.review-name{font-size:0.875rem;font-weight:600;color:var(--text)}
.review-role{font-size:0.6875rem;color:var(--text-muted)}
.review-stars{display:flex;gap:2px;margin-left:auto;color:#FFB800;font-size:0.75rem}
.review-text{font-size:0.8125rem;color:var(--text-secondary);line-height:1.7}

/* --- News --- */
.news-section .news-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem;margin:0 auto}
.news-section .nc-body>p{display:none}
.news-more-wrap{text-align:center;margin-top:2.5rem}
.news-more-wrap .btn-view-more{display:inline-flex;align-items:center;gap:0.5rem;padding:0.75rem 2rem;border-radius:100px;font-size:0.875rem;font-weight:500;color:var(--primary);background:var(--glass);border:1px solid rgba(0,113,227,0.15);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);text-decoration:none;transition:all 0.35s var(--ease-spring)}
.news-more-wrap .btn-view-more:hover{background:var(--primary);color:#fff;border-color:var(--primary);box-shadow:0 8px 24px rgba(0,113,227,0.3);transform:translateY(-2px)}
.news-more-wrap .btn-view-more i{transition:transform 0.2s var(--ease)}
.news-more-wrap .btn-view-more:hover i{transform:translateX(3px)}

/* --- CTA --- */
.cta-section{padding:clamp(6rem,12vw,10rem) clamp(1.5rem,8vw,6rem);text-align:center;position:relative;overflow:hidden}
.cta-section::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse at 50% 50%,rgba(0,113,227,0.05) 0%,transparent 60%)}
.cta-section h2{font-size:clamp(2rem,4vw,3rem);margin-bottom:1rem;font-weight:700}
.cta-section p{color:var(--text-secondary);font-size:1.125rem;margin-bottom:3rem;max-width:500px;margin-left:auto;margin-right:auto}
.cta-btns{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}

/* --- Homepage Responsive --- */
@media(max-width:1023px){
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .product-grid{grid-template-columns:repeat(2,1fr)}
  .cert-grid{grid-template-columns:repeat(2,1fr)}
  .tech-loop-inner{grid-template-columns:1fr;gap:2.5rem}
  .tech-ring-wrap{width:min(420px,55vw);height:min(420px,55vw)}
  .news-section .news-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:767px){
  .hero h1{font-size:2.5rem}
  .hero-stats{gap:1.5rem}
  .hero-stat .num{font-size:1.5rem}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:1rem}
  .product-grid{grid-template-columns:1fr}
  .bci-container{min-height:auto;height:400vh}
  .eye-grid{grid-template-columns:1fr}
  .eye-product-img{max-width:300px}
  .tech-loop-section{padding-bottom:3rem}
  .tech-loop-scene{height:auto}
  .tech-loop-sticky{position:relative;top:auto;height:auto}
  .tech-loop-inner{padding-top:2rem;padding-bottom:2rem}
  .tech-ring-wrap{width:min(300px,72vw);height:min(300px,72vw)}
  .news-section .news-grid{grid-template-columns:1fr}
}