/* ===== Reset & Base ===== */
*{margin:0;padding:0;box-sizing:border-box}
:root{
  --c-primary:#0C447C;
  --c-primary-light:#185FA5;
  --c-primary-dark:#08305A;
  --c-secondary:#0F6E56;
  --c-secondary-light:#1D9E75;
  --c-accent:#5DCAA5;
  --c-bg:#FFFFFF;
  --c-bg-light:#F7F9FB;
  --c-bg-gray:#EEF2F5;
  --c-text:#1A1A2E;
  --c-text-light:#5A6175;
  --c-text-muted:#8A92A3;
  --c-border:#E5E8EC;
  --c-white:#FFFFFF;
  --container:1200px;
  --header-h:90px;
  --radius:8px;
  --radius-lg:16px;
  --shadow:0 4px 24px rgba(12,68,124,0.08);
  --shadow-hover:0 8px 32px rgba(12,68,124,0.15);
  --transition:all 0.3s ease;
}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:'Inter','Noto Sans SC',system-ui,sans-serif;color:var(--c-text);line-height:1.7;background:var(--c-bg);overflow-x:hidden}
a{text-decoration:none;color:inherit}
ul{list-style:none}
img{max-width:100%;display:block}
.container{max-width:var(--container);margin:0 auto;padding:0 24px}
.section{padding:90px 0}
.section-light{background:var(--c-bg-light)}
.section-gray{background:var(--c-bg-gray)}

/* ===== Typography ===== */
.section-title{font-size:32px;font-weight:600;color:var(--c-primary);text-align:center;margin-bottom:12px;letter-spacing:-0.5px}
.section-subtitle{text-align:center;color:var(--c-text-light);font-size:16px;max-width:680px;margin:0 auto 50px;line-height:1.8}
.section-tag{display:inline-block;font-size:13px;font-weight:500;color:var(--c-secondary);letter-spacing:2px;text-transform:uppercase;margin-bottom:10px}

/* ===== Buttons ===== */
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 32px;border-radius:var(--radius);font-size:15px;font-weight:500;cursor:pointer;transition:var(--transition);border:none;letter-spacing:0.3px}
.btn-primary{background:var(--c-primary);color:var(--c-white)}
.btn-primary:hover{background:var(--c-primary-dark);transform:translateY(-2px);box-shadow:0 6px 20px rgba(12,68,124,0.3)}
.btn-secondary{background:var(--c-secondary);color:var(--c-white)}
.btn-secondary:hover{background:#0A5641;transform:translateY(-2px);box-shadow:0 6px 20px rgba(15,110,86,0.3)}
.btn-outline{background:transparent;color:var(--c-white);border:2px solid rgba(255,255,255,0.6)}
.btn-outline:hover{background:rgba(255,255,255,0.1);border-color:var(--c-white)}
.btn-link{display:inline-flex;align-items:center;gap:6px;color:var(--c-primary);font-size:15px;font-weight:500;transition:var(--transition)}
.btn-link:hover{color:var(--c-secondary);gap:10px}
.btn-link svg{width:18px;height:18px}

/* ===== Navigation ===== */
.nav{position:fixed;top:0;left:0;right:0;height:var(--header-h);z-index:1000;transition:var(--transition);display:flex;align-items:center}
.nav-transparent{background:transparent}
.nav-solid{background:rgba(255,255,255,0.97);box-shadow:0 1px 12px rgba(0,0,0,0.06)}
.nav .container{display:flex;align-items:center;justify-content:space-between;width:100%}
.nav-logo{display:flex;align-items:center;gap:10px;font-size:20px;font-weight:700;letter-spacing:0.5px;cursor:pointer}
.nav-transparent .nav-logo{color:var(--c-white)}
.nav-solid .nav-logo{color:var(--c-primary)}
.nav-logo .logo-icon{width:38px;height:38px;border-radius:8px;background:linear-gradient(135deg,var(--c-primary),var(--c-secondary));display:flex;align-items:center;justify-content:center;color:#fff;font-size:18px;font-weight:700}
.nav-logo .logo-text{font-size:18px}
.nav-logo .logo-text span{font-weight:300;opacity:0.7}
.logo-img{display:block;width:220px;height:75px;object-fit:contain}
.nav-transparent .logo-img{filter:brightness(0) invert(1)}
.nav-solid .logo-img{filter:none}
.nav-menu{display:flex;align-items:center;gap:36px}
.nav-menu a{font-size:15px;font-weight:500;position:relative;transition:var(--transition);cursor:pointer}
.nav-transparent .nav-menu a{color:rgba(255,255,255,0.9)}
.nav-solid .nav-menu a{color:var(--c-text)}
.nav-menu a:hover{opacity:0.7}
.nav-menu a.active{color:var(--c-secondary-light)}
.nav-transparent .nav-menu a.active{color:#fff}
.nav-menu a.active::after{content:'';position:absolute;bottom:-6px;left:0;right:0;height:2px;background:var(--c-secondary-light);border-radius:2px}
.nav-transparent .nav-menu a.active::after{background:#fff}
.nav-cta{padding:10px 24px;border-radius:var(--radius);font-size:14px;font-weight:500;cursor:pointer;transition:var(--transition)}
.nav-transparent .nav-cta{background:rgba(255,255,255,0.15);color:#fff;border:1px solid rgba(255,255,255,0.3)}
.nav-transparent .nav-cta:hover{background:rgba(255,255,255,0.25)}
.nav-solid .nav-cta{background:var(--c-primary);color:#fff}
.nav-solid .nav-cta:hover{background:var(--c-primary-dark)}

/* ===== Language Switcher ===== */
.lang-switcher{position:relative;display:inline-flex;align-items:center}
.lang-btn{display:flex;align-items:center;gap:6px;padding:8px 14px;border-radius:var(--radius);font-size:14px;font-weight:500;cursor:pointer;transition:var(--transition);border:none;background:transparent}
.lang-btn svg{width:18px;height:18px}
.lang-btn .lang-current-text{font-size:13px;font-weight:600}
.lang-btn .lang-arrow{width:12px;height:12px;transition:transform 0.2s}
.lang-switcher.open .lang-arrow{transform:rotate(180deg)}
.nav-transparent .lang-btn{color:#fff;background:rgba(255,255,255,0.15);border:1px solid rgba(255,255,255,0.3)}
.nav-transparent .lang-btn:hover{background:rgba(255,255,255,0.25)}
.nav-solid .lang-btn{color:var(--c-text);background:rgba(12,68,124,0.08);border:1px solid rgba(12,68,124,0.15)}
.nav-solid .lang-btn:hover{background:rgba(12,68,124,0.12)}
.lang-dropdown{position:absolute;top:calc(100% + 8px);right:0;min-width:180px;background:#fff;border-radius:12px;box-shadow:0 8px 30px rgba(0,0,0,0.15);overflow:hidden;opacity:0;visibility:hidden;transform:translateY(-8px);transition:var(--transition);z-index:1000}
.lang-switcher.open .lang-dropdown{opacity:1;visibility:visible;transform:translateY(0)}
.lang-option{display:flex;align-items:center;gap:10px;padding:12px 16px;cursor:pointer;transition:background 0.2s;border-bottom:1px solid rgba(0,0,0,0.05)}
.lang-option:last-child{border-bottom:none}
.lang-option:hover{background:rgba(12,68,124,0.06)}
.lang-option.active{background:rgba(15,110,86,0.08)}
.lang-option-code{font-size:11px;font-weight:700;color:var(--c-secondary);background:rgba(15,110,86,0.1);padding:2px 6px;border-radius:4px;min-width:32px;text-align:center}
.lang-option-name{font-size:14px;font-weight:500;color:var(--c-text)}

.nav-toggle{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:6px}
.nav-toggle span{width:24px;height:2px;border-radius:2px;transition:var(--transition)}
.nav-transparent .nav-toggle span{background:#fff}
.nav-solid .nav-toggle span{background:var(--c-text)}

/* ===== Pages ===== */
.page{display:none}
.page.active{display:block}

/* ===== Hero Carousel ===== */
.hero{position:relative;height:100vh;min-height:600px;overflow:hidden}
.hero-slides{position:relative;width:100%;height:100%}
.hero-slide{position:absolute;top:0;left:0;width:100%;height:100%;opacity:0;transition:opacity 1s ease-in-out;display:flex;align-items:center;justify-content:center}
.hero-slide.active{opacity:1}
.hero-slide-bg{position:absolute;top:0;left:0;width:100%;height:100%;background-size:cover;background-position:center}
.hero-slide-1 .hero-slide-bg{background:linear-gradient(135deg,rgba(12,68,124,0.88),rgba(15,110,86,0.82)),url('https://images.unsplash.com/photo-1576091160550-2173dba999ef?auto=format&fit=crop&w=1920&q=80') center/cover}
.hero-slide-2 .hero-slide-bg{background:linear-gradient(135deg,rgba(12,68,124,0.85),rgba(15,110,86,0.8)),url('https://images.unsplash.com/photo-1587854692152-cbe660dbde88?auto=format&fit=crop&w=1920&q=80') center/cover}
.hero-slide-3 .hero-slide-bg{background:linear-gradient(135deg,rgba(12,68,124,0.87),rgba(15,110,86,0.83)),url('https://images.unsplash.com/photo-1516549655169-df83a0774514?auto=format&fit=crop&w=1920&q=80') center/cover}
.hero-slide-4 .hero-slide-bg{background:linear-gradient(135deg,rgba(12,68,124,0.86),rgba(15,110,86,0.81)),url('https://images.unsplash.com/photo-1584308666744-24d5c474f2ae?auto=format&fit=crop&w=1920&q=80') center/cover}
.hero-content{position:relative;z-index:2;text-align:center;color:#fff;max-width:820px;padding:0 24px}
.hero-tag{display:inline-block;font-size:14px;letter-spacing:3px;text-transform:uppercase;color:var(--c-accent);margin-bottom:20px;font-weight:500}
.hero-title{font-size:52px;font-weight:700;line-height:1.2;margin-bottom:20px;letter-spacing:-1px}
.hero-desc{font-size:18px;line-height:1.8;opacity:0.92;margin-bottom:36px;max-width:640px;margin-left:auto;margin-right:auto}
.hero-actions{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
.hero-dots{position:absolute;bottom:40px;left:50%;transform:translateX(-50%);display:flex;gap:12px;z-index:3}
.hero-dot{width:10px;height:10px;border-radius:50%;background:rgba(255,255,255,0.4);cursor:pointer;transition:var(--transition)}
.hero-dot.active{background:#fff;width:32px;border-radius:5px}
.hero-arrow{position:absolute;top:50%;transform:translateY(-50%);width:48px;height:48px;border-radius:50%;background:rgba(255,255,255,0.15);border:1px solid rgba(255,255,255,0.3);color:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer;z-index:3;transition:var(--transition);font-size:22px}
.hero-arrow:hover{background:rgba(255,255,255,0.3)}
.hero-arrow-prev{left:30px}
.hero-arrow-next{right:30px}
.hero-scroll{position:absolute;bottom:20px;left:50%;transform:translateX(-50%);color:rgba(255,255,255,0.6);font-size:13px;display:flex;flex-direction:column;align-items:center;gap:6px;z-index:3;animation:bounce 2s infinite}
@keyframes bounce{0%,100%{transform:translateX(-50%) translateY(0)}50%{transform:translateX(-50%) translateY(8px)}}

/* ===== Page Banner ===== */
.page-banner{height:420px;display:flex;align-items:center;justify-content:center;position:relative;margin-top:var(--header-h);overflow:hidden}
.page-banner-bg{position:absolute;top:0;left:0;width:100%;height:100%;background-size:cover;background-position:center}
.page-banner-about .page-banner-bg{background:linear-gradient(135deg,rgba(12,68,124,0.85),rgba(15,110,86,0.8)),url('https://images.unsplash.com/photo-1497366754035-f200968a6e72?auto=format&fit=crop&w=1920&q=80') center/cover}
.page-banner-products .page-banner-bg{background:linear-gradient(135deg,rgba(12,68,124,0.85),rgba(15,110,86,0.8)),url('https://images.unsplash.com/photo-1587854692152-cbe660dbde88?auto=format&fit=crop&w=1920&q=80') center/cover}
.page-banner-services .page-banner-bg{background:linear-gradient(135deg,rgba(12,68,124,0.85),rgba(15,110,86,0.8)),url('https://images.unsplash.com/photo-1551076805-e1869033e561?auto=format&fit=crop&w=1920&q=80') center/cover}
.page-banner-team .page-banner-bg{background:linear-gradient(135deg,rgba(12,68,124,0.85),rgba(15,110,86,0.8)),url('https://images.unsplash.com/photo-1522071820081-009f0129c71c?auto=format&fit=crop&w=1920&q=80') center/cover}
.page-banner-contact .page-banner-bg{background:linear-gradient(135deg,rgba(12,68,124,0.85),rgba(15,110,86,0.8)),url('https://images.unsplash.com/photo-1451187580459-43490279c0fa?auto=format&fit=crop&w=1920&q=80') center/cover}
.page-banner-content{position:relative;z-index:2;text-align:center;color:#fff;padding:0 24px}
.page-banner-tag{font-size:14px;letter-spacing:3px;text-transform:uppercase;color:var(--c-accent);margin-bottom:14px;font-weight:500}
.page-banner-title{font-size:42px;font-weight:700;margin-bottom:14px;letter-spacing:-0.5px}
.page-banner-desc{font-size:17px;opacity:0.9;max-width:600px;margin:0 auto}

/* ===== About Intro (Home) ===== */
.about-intro{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.about-intro-text .section-tag{display:block;margin-bottom:12px}
.about-intro-text h2{font-size:34px;font-weight:600;color:var(--c-primary);margin-bottom:20px;line-height:1.3}
.about-intro-text p{color:var(--c-text-light);font-size:16px;line-height:1.9;margin-bottom:16px}
.about-intro-text .btn-link{margin-top:12px}
.about-intro-visual{position:relative;border-radius:var(--radius-lg);overflow:hidden;height:420px;background:linear-gradient(135deg,rgba(12,68,124,0.6),rgba(15,110,86,0.5)),url('https://images.unsplash.com/photo-1631815588090-d4bfec5b1ccb?auto=format&fit=crop&w=900&q=80') center/cover #eef3f8}
.about-intro-visual::after{content:'';position:absolute;bottom:-20px;right:-20px;width:120px;height:120px;border-radius:12px;background:var(--c-secondary);z-index:-1}
.about-intro-visual::before{content:'';position:absolute;top:-20px;left:-20px;width:80px;height:80px;border-radius:12px;border:3px solid var(--c-accent);z-index:-1}
.about-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:60px}
.stat-card{text-align:center;padding:32px 16px;border-radius:var(--radius-lg);background:var(--c-bg);box-shadow:var(--shadow);transition:var(--transition)}
.stat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.stat-number{font-size:38px;font-weight:700;color:var(--c-primary);line-height:1}
.stat-suffix{font-size:22px;color:var(--c-secondary)}
.stat-label{font-size:14px;color:var(--c-text-light);margin-top:10px}

/* ===== Business Cards ===== */
.business-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.business-card{border-radius:var(--radius-lg);overflow:hidden;background:var(--c-bg);box-shadow:var(--shadow);transition:var(--transition);cursor:pointer}
.business-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover)}
.business-card-img{height:240px;background-size:cover;background-position:center;position:relative}
.business-card-img::after{content:'';position:absolute;top:0;left:0;width:100%;height:100%;background:linear-gradient(180deg,transparent 50%,rgba(12,68,124,0.4))}
.business-card-1 .business-card-img{background:linear-gradient(135deg,rgba(12,68,124,0.3),rgba(15,110,86,0.2)),url('https://images.unsplash.com/photo-1576091160550-2173dba999ef?auto=format&fit=crop&w=600&q=80') center/cover}
.business-card-2 .business-card-img{background:linear-gradient(135deg,rgba(12,68,124,0.3),rgba(15,110,86,0.2)),url('https://images.unsplash.com/photo-1516549655169-df83a0774514?auto=format&fit=crop&w=600&q=80') center/cover}
.business-card-3 .business-card-img{background:linear-gradient(135deg,rgba(12,68,124,0.3),rgba(15,110,86,0.2)),url('https://images.unsplash.com/photo-1584308666744-24d5c474f2ae?auto=format&fit=crop&w=600&q=80') center/cover}
.business-card-icon{position:absolute;bottom:20px;left:24px;z-index:2;width:52px;height:52px;border-radius:12px;background:rgba(255,255,255,0.95);display:flex;align-items:center;justify-content:center}
.business-card-icon svg{width:28px;height:28px;color:var(--c-primary)}
.business-card-body{padding:28px 24px}
.business-card-body h3{font-size:20px;font-weight:600;color:var(--c-primary);margin-bottom:10px}
.business-card-body p{color:var(--c-text-light);font-size:14px;line-height:1.8;margin-bottom:16px}
.business-card-body .btn-link{font-size:14px}

/* ===== Advantages ===== */
.advantage-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.advantage-item{border-radius:var(--radius-lg);overflow:hidden;background:var(--c-bg);box-shadow:var(--shadow);transition:var(--transition)}
.advantage-item:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover)}
.advantage-img{height:280px;background-size:cover;background-position:center;position:relative}
.advantage-img::after{content:'';position:absolute;top:0;left:0;width:100%;height:100%;background:linear-gradient(180deg,transparent 40%,rgba(12,68,124,0.5))}
.advantage-1 .advantage-img{background:linear-gradient(135deg,rgba(12,68,124,0.2),rgba(15,110,86,0.15)),url('https://images.unsplash.com/photo-1587854692152-cbe660dbde88?auto=format&fit=crop&w=600&q=80') center/cover}
.advantage-2 .advantage-img{background:linear-gradient(135deg,rgba(12,68,124,0.2),rgba(15,110,86,0.15)),url('https://images.unsplash.com/photo-1553413077-190dd305871c?auto=format&fit=crop&w=600&q=80') center/cover}
.advantage-3 .advantage-img{background:linear-gradient(135deg,rgba(12,68,124,0.2),rgba(15,110,86,0.15)),url('https://images.unsplash.com/photo-1497366754035-f200968a6e72?auto=format&fit=crop&w=600&q=80') center/cover}
.advantage-img-label{position:absolute;bottom:20px;left:24px;z-index:2;color:#fff;font-size:22px;font-weight:600}
.advantage-body{padding:28px 24px}
.advantage-body p{color:var(--c-text-light);font-size:14px;line-height:1.8}
.advantage-body .feature-list{margin-top:14px;display:flex;flex-direction:column;gap:8px}
.advantage-body .feature-list li{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--c-text-light)}
.advantage-body .feature-list li::before{content:'';width:6px;height:6px;border-radius:50%;background:var(--c-secondary);flex-shrink:0}

/* ===== Brands ===== */
.brand-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:20px}
.brand-item{height:100px;border-radius:var(--radius);background:var(--c-bg);box-shadow:var(--shadow);display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:600;color:var(--c-text-muted);transition:var(--transition);border:1px solid var(--c-border)}
.brand-item:hover{border-color:var(--c-secondary);color:var(--c-primary);transform:translateY(-2px);box-shadow:var(--shadow-hover)}

/* ===== About Page Sections ===== */
.about-content{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.about-content.reverse .about-content-text{order:2}
.about-content.reverse .about-content-visual{order:1}
.about-content-text h2{font-size:28px;font-weight:600;color:var(--c-primary);margin-bottom:18px;line-height:1.3}
.about-content-text p{color:var(--c-text-light);font-size:16px;line-height:1.9;margin-bottom:14px}
.about-content-visual{border-radius:var(--radius-lg);overflow:hidden;height:380px;background-size:cover;background-position:center}
.about-visual-1{background:linear-gradient(135deg,rgba(12,68,124,0.5),rgba(15,110,86,0.4)),url('https://images.unsplash.com/photo-1497366754035-f200968a6e72?auto=format&fit=crop&w=900&q=80') center/cover}
.about-visual-2{background:linear-gradient(135deg,rgba(12,68,124,0.5),rgba(15,110,86,0.4)),url('https://images.unsplash.com/photo-1587854692152-cbe660dbde88?auto=format&fit=crop&w=900&q=80') center/cover}

/* Mission Section */
.mission-section{text-align:center;padding:100px 0;position:relative;overflow:hidden}
.mission-bg{position:absolute;top:0;left:0;width:100%;height:100%;background:linear-gradient(135deg,rgba(12,68,124,0.92),rgba(15,110,86,0.88)),url('https://images.unsplash.com/photo-1451187580459-43490279c0fa?auto=format&fit=crop&w=1920&q=80') center/cover}
.mission-content{position:relative;z-index:2;max-width:760px;margin:0 auto;padding:0 24px}
.mission-tag{font-size:14px;letter-spacing:3px;text-transform:uppercase;color:var(--c-accent);margin-bottom:16px;font-weight:500}
.mission-title{font-size:36px;font-weight:600;color:#fff;margin-bottom:24px;line-height:1.3}
.mission-text{font-size:18px;color:rgba(255,255,255,0.9);line-height:2;margin-bottom:16px}
.mission-vision{display:grid;grid-template-columns:1fr 1fr;gap:30px;margin-top:50px}
.mission-card{background:rgba(255,255,255,0.08);border:1px solid rgba(255,255,255,0.15);border-radius:var(--radius-lg);padding:32px;text-align:left}
.mission-card h3{font-size:20px;color:#fff;margin-bottom:12px;display:flex;align-items:center;gap:10px}
.mission-card p{color:rgba(255,255,255,0.8);font-size:15px;line-height:1.8}

/* Core Values */
.values-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.value-card{text-align:center;padding:40px 24px;border-radius:var(--radius-lg);background:var(--c-bg);box-shadow:var(--shadow);transition:var(--transition);border-top:3px solid transparent}
.value-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);border-top-color:var(--c-secondary)}
.value-icon{width:64px;height:64px;border-radius:16px;margin:0 auto 20px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--c-primary),var(--c-secondary))}
.value-icon svg{width:32px;height:32px;color:#fff}
.value-card h3{font-size:18px;font-weight:600;color:var(--c-primary);margin-bottom:10px}
.value-card p{color:var(--c-text-light);font-size:14px;line-height:1.7}

/* Timeline */
.timeline{position:relative;padding:40px 0}
.timeline-line{position:absolute;top:50%;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--c-primary),var(--c-secondary));transform:translateY(-50%);border-radius:2px}
.timeline-items{display:flex;justify-content:space-between;position:relative}
.timeline-item{flex:1;text-align:center;position:relative}
.timeline-dot{width:18px;height:18px;border-radius:50%;background:var(--c-secondary);border:4px solid var(--c-bg);margin:0 auto;position:relative;z-index:2;box-shadow:0 0 0 3px var(--c-secondary-light)}
.timeline-content{position:absolute;width:200px;left:50%;transform:translateX(-50%)}
.timeline-item:nth-child(odd) .timeline-content{bottom:40px}
.timeline-item:nth-child(even) .timeline-content{top:40px}
.timeline-year{font-size:20px;font-weight:700;color:var(--c-primary);margin-bottom:6px}
.timeline-text{font-size:13px;color:var(--c-text-light);line-height:1.6}

/* ===== Products Page ===== */
.product-category{margin-bottom:80px}
.product-category-header{display:flex;align-items:center;gap:16px;margin-bottom:36px}
.product-category-icon{width:56px;height:56px;border-radius:12px;background:linear-gradient(135deg,var(--c-primary),var(--c-secondary));display:flex;align-items:center;justify-content:center;flex-shrink:0}
.product-category-icon svg{width:28px;height:28px;color:#fff}
.product-category-header h3{font-size:24px;font-weight:600;color:var(--c-primary)}
.product-category-header p{font-size:14px;color:var(--c-text-muted)}
.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.product-card{border-radius:var(--radius-lg);overflow:hidden;background:var(--c-bg);box-shadow:var(--shadow);transition:var(--transition);cursor:pointer}
.product-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.product-card-img{aspect-ratio:1/1;background:linear-gradient(135deg,#E6F1FB,#E1F5EE);display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden}
.product-card-img img{width:100%;height:100%;object-fit:contain;display:block}
.product-card-img svg{width:56px;height:56px;color:var(--c-primary);opacity:0.5}
.product-card-img .product-tag{position:absolute;top:12px;left:12px;padding:4px 12px;border-radius:4px;background:linear-gradient(135deg,var(--c-primary),var(--c-secondary));color:#fff;font-size:12px;font-weight:500;z-index:1;box-shadow:0 2px 8px rgba(12,68,124,0.25)}
.product-card-body{padding:20px}
.product-card-body h4{font-size:16px;font-weight:600;color:var(--c-text);margin-bottom:6px}
.product-card-body p{font-size:13px;color:var(--c-text-muted);line-height:1.6;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.product-filter{display:flex;gap:12px;justify-content:center;margin-bottom:50px;flex-wrap:wrap}
.filter-btn{padding:10px 24px;border-radius:30px;font-size:14px;font-weight:500;cursor:pointer;transition:var(--transition);border:1px solid var(--c-border);background:var(--c-bg);color:var(--c-text-light)}
.filter-btn:hover,.filter-btn.active{background:var(--c-primary);color:#fff;border-color:var(--c-primary)}

/* ===== Services Page ===== */
.service-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.service-card{text-align:center;padding:40px 24px;border-radius:var(--radius-lg);background:var(--c-bg);box-shadow:var(--shadow);transition:var(--transition)}
.service-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover)}
.service-icon{width:72px;height:72px;border-radius:20px;margin:0 auto 24px;display:flex;align-items:center;justify-content:center}
.service-icon svg{width:36px;height:36px}
.service-icon-1{background:#E6F1FB}
.service-icon-1 svg{color:var(--c-primary)}
.service-icon-2{background:#E1F5EE}
.service-icon-2 svg{color:var(--c-secondary)}
.service-icon-3{background:#EAF3DE}
.service-icon-3 svg{color:#3B6D11}
.service-icon-4{background:#FAEEDA}
.service-icon-4 svg{color:#854F0B}
.service-card h3{font-size:18px;font-weight:600;color:var(--c-primary);margin-bottom:12px}
.service-card p{color:var(--c-text-light);font-size:14px;line-height:1.8}

/* Process Flow */
.process-flow{display:flex;align-items:flex-start;justify-content:space-between;gap:0;margin-top:60px;position:relative}
.process-flow::before{content:'';position:absolute;top:36px;left:10%;right:10%;height:2px;background:linear-gradient(90deg,var(--c-primary),var(--c-secondary));opacity:0.3}
.process-step{flex:1;text-align:center;position:relative;z-index:2}
.process-num{width:72px;height:72px;border-radius:50%;background:var(--c-bg);border:2px solid var(--c-secondary);display:flex;align-items:center;justify-content:center;margin:0 auto 20px;font-size:24px;font-weight:700;color:var(--c-primary);transition:var(--transition)}
.process-step:hover .process-num{background:var(--c-primary);color:#fff;border-color:var(--c-primary)}
.process-step h4{font-size:16px;font-weight:600;color:var(--c-text);margin-bottom:8px}
.process-step p{font-size:13px;color:var(--c-text-muted);line-height:1.6;padding:0 12px}

/* ===== Team Page ===== */
.team-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.team-card{border-radius:var(--radius-lg);overflow:hidden;background:var(--c-bg);box-shadow:var(--shadow);transition:var(--transition)}
.team-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.team-card-img{height:280px;background:linear-gradient(135deg,rgba(12,68,124,0.3),rgba(15,110,86,0.25)),url('https://images.unsplash.com/photo-1507003211169-0a1dd7228f2d?auto=format&fit=crop&w=400&q=80') center/cover;position:relative}
.team-card:nth-child(2) .team-card-img{background:linear-gradient(135deg,rgba(12,68,124,0.3),rgba(15,110,86,0.25)),url('https://images.unsplash.com/photo-1494790108377-be9c29b29330?auto=format&fit=crop&w=400&q=80') center/cover}
.team-card:nth-child(3) .team-card-img{background:linear-gradient(135deg,rgba(12,68,124,0.3),rgba(15,110,86,0.25)),url('https://images.unsplash.com/photo-1500648767791-00dcc994a43e?auto=format&fit=crop&w=400&q=80') center/cover}
.team-card:nth-child(4) .team-card-img{background:linear-gradient(135deg,rgba(12,68,124,0.3),rgba(15,110,86,0.25)),url('https://images.unsplash.com/photo-1438761681033-6461ffad8d80?auto=format&fit=crop&w=400&q=80') center/cover}
.team-card-overlay{position:absolute;bottom:0;left:0;right:0;padding:20px;background:linear-gradient(180deg,transparent,rgba(0,0,0,0.6));color:#fff}
.team-card-overlay h4{font-size:18px;font-weight:600}
.team-card-overlay p{font-size:14px;opacity:0.9}
.team-card-body{padding:20px 24px}
.team-card-body p{font-size:13px;color:var(--c-text-light);line-height:1.7}

.team-dept-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.team-dept{padding:0;border-radius:var(--radius-lg);background:var(--c-bg);box-shadow:var(--shadow);transition:var(--transition);overflow:hidden}
.team-dept:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.team-dept-img{width:100%;height:200px;margin-bottom:0;background-size:cover;background-position:center;position:relative}
.team-dept-img::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,transparent 50%,rgba(12,68,124,0.5))}
.team-dept-img-1{background-image:url('https://images.unsplash.com/photo-1556761175-b413da4baf72?auto=format&fit=crop&w=600&q=80')}
.team-dept-img-2{background-image:url('https://images.unsplash.com/photo-1581092918056-0c4c3acd3789?auto=format&fit=crop&w=600&q=80')}
.team-dept-img-3{background-image:url('https://images.unsplash.com/photo-1582719478250-c89cae4dc85b?auto=format&fit=crop&w=600&q=80')}
.team-dept h3{font-size:20px;font-weight:600;color:var(--c-primary);margin-bottom:10px;padding:24px 28px 0}
.team-dept p{font-size:14px;color:var(--c-text-light);line-height:1.8;padding:0 28px 28px}

.team-gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.gallery-item{height:200px;border-radius:var(--radius);overflow:hidden;position:relative;cursor:pointer}
.gallery-item img{width:100%;height:100%;object-fit:cover;transition:var(--transition)}
.gallery-item:hover img{transform:scale(1.08)}
.gallery-item-1{background:linear-gradient(135deg,rgba(12,68,124,0.2),rgba(15,110,86,0.15)),url('https://images.unsplash.com/photo-1497366754035-f200968a6e72?auto=format&fit=crop&w=400&q=80') center/cover}
.gallery-item-2{background:linear-gradient(135deg,rgba(12,68,124,0.2),rgba(15,110,86,0.15)),url('https://images.unsplash.com/photo-1551076805-e1869033e561?auto=format&fit=crop&w=400&q=80') center/cover}
.gallery-item-3{background:linear-gradient(135deg,rgba(12,68,124,0.2),rgba(15,110,86,0.15)),url('https://images.unsplash.com/photo-1587854692152-cbe660dbde88?auto=format&fit=crop&w=400&q=80') center/cover}
.gallery-item-4{background:linear-gradient(135deg,rgba(12,68,124,0.2),rgba(15,110,86,0.15)),url('https://images.unsplash.com/photo-1522071820081-009f0129c71c?auto=format&fit=crop&w=400&q=80') center/cover}

/* Photo Wall */
.photo-wall{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.photo-wall-item{height:240px;border-radius:var(--radius);overflow:hidden;position:relative;cursor:pointer;transition:var(--transition)}
.photo-wall-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.photo-wall-item::after{content:'';position:absolute;top:0;left:0;width:100%;height:100%;background:linear-gradient(180deg,transparent 60%,rgba(0,0,0,0.5));opacity:0;transition:var(--transition)}
.photo-wall-item:hover::after{opacity:1}
.photo-wall-1{background:linear-gradient(135deg,rgba(12,68,124,0.2),rgba(15,110,86,0.15)),url('https://images.unsplash.com/photo-1497366754035-f200968a6e72?auto=format&fit=crop&w=400&q=80') center/cover}
.photo-wall-2{background:linear-gradient(135deg,rgba(12,68,124,0.2),rgba(15,110,86,0.15)),url('https://images.unsplash.com/photo-1522071820081-009f0129c71c?auto=format&fit=crop&w=400&q=80') center/cover}
.photo-wall-3{background:linear-gradient(135deg,rgba(12,68,124,0.2),rgba(15,110,86,0.15)),url('https://images.unsplash.com/photo-1551076805-e1869033e561?auto=format&fit=crop&w=400&q=80') center/cover}
.photo-wall-4{background:linear-gradient(135deg,rgba(12,68,124,0.2),rgba(15,110,86,0.15)),url('https://images.unsplash.com/photo-1587854692152-cbe660dbde88?auto=format&fit=crop&w=400&q=80') center/cover}
.photo-wall-5{background:linear-gradient(135deg,rgba(12,68,124,0.2),rgba(15,110,86,0.15)),url('https://images.unsplash.com/photo-1576091160550-2173dba999ef?auto=format&fit=crop&w=400&q=80') center/cover}
.photo-wall-6{background:linear-gradient(135deg,rgba(12,68,124,0.2),rgba(15,110,86,0.15)),url('https://images.unsplash.com/photo-1516549655169-df83a0774514?auto=format&fit=crop&w=400&q=80') center/cover}
.photo-wall-7{background:linear-gradient(135deg,rgba(12,68,124,0.2),rgba(15,110,86,0.15)),url('https://images.unsplash.com/photo-1584308666744-24d5c474f2ae?auto=format&fit=crop&w=400&q=80') center/cover}
.photo-wall-8{background:linear-gradient(135deg,rgba(12,68,124,0.2),rgba(15,110,86,0.15)),url('https://images.unsplash.com/photo-1631815588090-d4bfec5b1ccb?auto=format&fit=crop&w=400&q=80') center/cover}

/* Facility Visuals */
.facility-visual-1{background:linear-gradient(135deg,rgba(12,68,124,0.5),rgba(15,110,86,0.4)),url('https://images.unsplash.com/photo-1587854692152-cbe660dbde88?auto=format&fit=crop&w=900&q=80') center/cover}
.facility-visual-2{background:linear-gradient(135deg,rgba(12,68,124,0.5),rgba(15,110,86,0.4)),url('https://images.unsplash.com/photo-1553413077-190dd305871c?auto=format&fit=crop&w=900&q=80') center/cover}
.facility-visual-3{background:linear-gradient(135deg,rgba(12,68,124,0.5),rgba(15,110,86,0.4)),url('https://images.unsplash.com/photo-1497366754035-f200968a6e72?auto=format&fit=crop&w=900&q=80') center/cover}

/* ===== Contact Page ===== */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:50px}
.contact-info-card{background:linear-gradient(135deg,rgba(12,68,124,0.92),rgba(15,110,86,0.88)),url('https://images.unsplash.com/photo-1497366216548-37526070297c?auto=format&fit=crop&w=1200&q=80') center/cover;border-radius:var(--radius-lg);padding:44px;color:#fff;position:relative;overflow:hidden}
.contact-info-card h3{font-size:24px;font-weight:600;margin-bottom:30px}
.contact-info-item{display:flex;gap:16px;margin-bottom:28px}
.contact-info-icon{width:48px;height:48px;border-radius:12px;background:rgba(255,255,255,0.1);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.contact-info-icon svg{width:22px;height:22px;color:var(--c-accent)}
.contact-info-item h4{font-size:15px;font-weight:500;opacity:0.8;margin-bottom:4px}
.contact-info-item p{font-size:16px;font-weight:500}
.contact-form{background:var(--c-bg);border-radius:var(--radius-lg);padding:44px;box-shadow:var(--shadow)}
.contact-form h3{font-size:24px;font-weight:600;color:var(--c-primary);margin-bottom:30px}
.form-group{margin-bottom:20px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.form-label{display:block;font-size:14px;font-weight:500;color:var(--c-text);margin-bottom:8px}
.form-input{width:100%;padding:12px 16px;border:1px solid var(--c-border);border-radius:var(--radius);font-size:15px;font-family:inherit;transition:var(--transition);background:var(--c-bg-light)}
.form-input:focus{outline:none;border-color:var(--c-primary);background:#fff;box-shadow:0 0 0 3px rgba(12,68,124,0.1)}
.form-textarea{min-height:120px;resize:vertical}
.form-select{cursor:pointer}
.form-submit{width:100%;padding:15px;font-size:16px}
.contact-map{margin-top:50px;height:360px;border-radius:var(--radius-lg);overflow:hidden;background:linear-gradient(135deg,#E6F1FB,#E1F5EE);display:flex;align-items:center;justify-content:center;position:relative}
.contact-map svg{width:120px;height:120px;color:var(--c-primary);opacity:0.3}

/* ===== File Upload ===== */
.file-upload-wrapper{position:relative}
.file-input{position:absolute;width:0;height:0;opacity:0;overflow:hidden}
.file-upload-label{display:flex;align-items:center;justify-content:center;gap:10px;padding:18px 20px;border:2px dashed var(--c-border);border-radius:var(--radius);cursor:pointer;transition:var(--transition);background:var(--c-bg-light);font-size:14px;color:var(--c-text-muted)}
.file-upload-label:hover{border-color:var(--c-primary);background:#f0f5fa;color:var(--c-primary)}
.file-upload-label svg{width:20px;height:20px}
.file-list{margin-top:10px;display:flex;flex-direction:column;gap:8px}
.file-item{display:flex;align-items:center;gap:10px;padding:8px 14px;background:var(--c-bg-light);border-radius:var(--radius);font-size:13px;color:var(--c-text)}
.file-item svg{width:16px;height:16px;color:var(--c-secondary);flex-shrink:0}
.file-item-name{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.file-item-size{color:var(--c-text-muted);font-size:12px;flex-shrink:0}
.file-item-remove{cursor:pointer;color:var(--c-text-muted);font-size:18px;line-height:1;flex-shrink:0;padding:0 4px}
.file-item-remove:hover{color:#e74c3c}

/* ===== Success Modal ===== */
.success-modal-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,0.5);z-index:3000;display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transition:var(--transition)}
.success-modal-overlay.open{opacity:1;visibility:visible}
.success-modal{background:#fff;border-radius:var(--radius-lg);padding:48px 40px;max-width:440px;width:90%;text-align:center;box-shadow:0 20px 60px rgba(0,0,0,0.3);transform:scale(0.9);transition:transform 0.3s ease}
.success-modal-overlay.open .success-modal{transform:scale(1)}
.success-modal-icon{width:80px;height:80px;border-radius:50%;background:linear-gradient(135deg,var(--c-secondary),var(--c-secondary-light));display:flex;align-items:center;justify-content:center;margin:0 auto 24px}
.success-modal-icon svg{width:40px;height:40px;color:#fff}
.success-modal h3{font-size:24px;font-weight:600;color:var(--c-primary);margin-bottom:12px}
.success-modal p{font-size:15px;color:var(--c-text-light);line-height:1.7;margin-bottom:28px}
.success-modal-btn{padding:13px 40px;border:none;border-radius:var(--radius);background:linear-gradient(135deg,var(--c-primary),var(--c-secondary));color:#fff;font-size:15px;font-weight:500;cursor:pointer;transition:var(--transition)}
.success-modal-btn:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.contact-map-label{position:absolute;text-align:center}
.contact-map-label h4{font-size:18px;color:var(--c-primary);margin-bottom:6px}
.contact-map-label p{font-size:14px;color:var(--c-text-light)}

/* ===== Footer ===== */
.footer{background:var(--c-primary-dark);color:rgba(255,255,255,0.75);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.5fr;gap:40px;margin-bottom:48px}
.footer-brand .nav-logo{color:#fff;margin-bottom:16px}
.footer-brand .logo-img{filter:brightness(0) invert(1)}
.footer-brand p{font-size:14px;line-height:1.8;margin-bottom:20px}
.footer-social{display:flex;gap:12px}
.footer-social a{width:40px;height:40px;border-radius:10px;background:rgba(255,255,255,0.08);display:flex;align-items:center;justify-content:center;transition:var(--transition)}
.footer-social a:hover{background:var(--c-secondary)}
.footer-social svg{width:18px;height:18px;color:#fff}
.footer-col h4{font-size:16px;font-weight:600;color:#fff;margin-bottom:20px}
.footer-col ul li{margin-bottom:12px}
.footer-col ul li a{font-size:14px;transition:var(--transition);cursor:pointer}
.footer-col ul li a:hover{color:var(--c-accent)}
.footer-contact-item{display:flex;gap:12px;margin-bottom:14px;font-size:14px}
.footer-contact-item svg{width:18px;height:18px;color:var(--c-accent);flex-shrink:0;margin-top:3px}
.footer-bottom{border-top:1px solid rgba(255,255,255,0.1);padding:24px 0;text-align:center;font-size:13px}

/* ===== Responsive ===== */
@media(max-width:1200px){
  .container{max-width:100%}
  .brand-grid{grid-template-columns:repeat(4,1fr)}
  .product-grid{grid-template-columns:repeat(3,1fr)}
  .team-grid{grid-template-columns:repeat(3,1fr)}
}
@media(max-width:992px){
  .nav-menu{display:none}
  .nav-toggle{display:flex}
  .nav-cta{display:none}
  .lang-btn{padding:6px 10px}
  .lang-btn .lang-current-text{display:none}
  .lang-btn svg{width:16px;height:16px}
  .hero-title{font-size:40px}
  .page-banner-title{font-size:34px}
  .about-intro{grid-template-columns:1fr;gap:40px}
  .about-intro-visual{height:320px}
  .about-stats{grid-template-columns:repeat(2,1fr)}
  .business-grid,.advantage-grid{grid-template-columns:repeat(2,1fr)}
  .brand-grid{grid-template-columns:repeat(3,1fr)}
  .about-content{grid-template-columns:1fr;gap:40px}
  .about-content.reverse .about-content-text{order:1}
  .about-content.reverse .about-content-visual{order:2}
  .about-content-visual{height:300px}
  .values-grid{grid-template-columns:repeat(2,1fr)}
  .service-grid{grid-template-columns:repeat(2,1fr)}
  .process-flow{flex-wrap:wrap;gap:30px}
  .process-flow::before{display:none}
  .process-step{flex:1 1 40%}
  .team-grid{grid-template-columns:repeat(2,1fr)}
  .team-dept-grid{grid-template-columns:1fr}
  .team-gallery{grid-template-columns:repeat(2,1fr)}
  .photo-wall{grid-template-columns:repeat(2,1fr)}
  .contact-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .mission-vision{grid-template-columns:1fr}
  .product-grid{grid-template-columns:repeat(2,1fr)}
  .timeline-items{flex-direction:column;gap:30px}
  .timeline-line{display:none}
  .timeline-content{position:static;width:100%;transform:none}
  .timeline-item{text-align:center}
}
@media(max-width:768px){
  .section{padding:60px 0}
  .section-title{font-size:26px}
  .hero{min-height:520px}
  .hero-title{font-size:30px}
  .hero-desc{font-size:15px}
  .hero-actions{flex-direction:column;align-items:center}
  .hero-actions .btn{width:100%;max-width:280px;justify-content:center}
  .hero-arrow{display:none}
  .page-banner{height:300px}
  .page-banner-title{font-size:28px}
  .page-banner-desc{font-size:15px}
  .about-stats{grid-template-columns:1fr 1fr;gap:16px}
  .stat-card{padding:24px 12px}
  .stat-number{font-size:30px}
  .business-grid,.advantage-grid{grid-template-columns:1fr}
  .brand-grid{grid-template-columns:repeat(2,1fr)}
  .values-grid{grid-template-columns:1fr}
  .service-grid{grid-template-columns:1fr}
  .process-step{flex:1 1 100%}
  .team-grid{grid-template-columns:1fr}
  .team-gallery{grid-template-columns:1fr 1fr}
  .gallery-item{height:160px}
  .photo-wall{grid-template-columns:1fr 1fr}
  .photo-wall-item{height:180px}
  .contact-info-card,.contact-form{padding:28px}
  .form-row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .mission-title{font-size:28px}
  .mission-text{font-size:16px}
  .about-intro-text h2{font-size:26px}
  .product-grid{grid-template-columns:1fr}
  .product-filter{gap:8px}
  .filter-btn{padding:8px 18px;font-size:13px}
}
/* Mobile Menu */
.mobile-menu{position:fixed;top:0;right:-100%;width:280px;height:100vh;background:#fff;z-index:2000;transition:right 0.3s ease;padding:80px 30px 30px;box-shadow:-4px 0 24px rgba(0,0,0,0.1)}
.mobile-menu.open{right:0}
.mobile-menu a{display:block;padding:14px 0;font-size:16px;font-weight:500;color:var(--c-text);border-bottom:1px solid var(--c-border);cursor:pointer}
.mobile-menu a:hover{color:var(--c-primary)}
.mobile-menu-close{position:absolute;top:24px;right:24px;font-size:28px;cursor:pointer;color:var(--c-text)}
.mobile-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,0.4);z-index:1999;opacity:0;visibility:hidden;transition:var(--transition)}
.mobile-overlay.open{opacity:1;visibility:visible}

/* ===== Full-screen Background Section ===== */
.bg-section{position:relative;padding:100px 0;overflow:hidden}
.bg-section-overlay{position:absolute;top:0;left:0;width:100%;height:100%;z-index:0}
.bg-section .container{position:relative;z-index:1}
.bg-section-light .bg-section-overlay{background:linear-gradient(135deg,#0C447C 0%,#0A5A6E 50%,#0F6E56 100%)}
.bg-section-light .section-tag{color:var(--c-accent)}
.bg-section-light .section-title{color:#fff}
.bg-section-light .section-subtitle{color:rgba(255,255,255,0.85)}
.bg-section-about .bg-section-overlay{background:linear-gradient(135deg,#0F6E56 0%,#0A5A6E 50%,#0C447C 100%)}
.bg-section-about .section-tag{color:var(--c-accent)}
.bg-section-about .about-content-text h2{color:#fff}
.bg-section-about .about-content-text p{color:rgba(255,255,255,0.88)}
.bg-section-about .about-content-text strong{color:var(--c-accent)}
.bg-section-dept{position:relative;padding:100px 0;overflow:hidden}
.bg-section-dept .bg-section-overlay{background:linear-gradient(135deg,rgba(12,68,124,0.93),rgba(15,110,86,0.90)),url('https://images.unsplash.com/photo-1576091160399-112ba8d25d1d?auto=format&fit=crop&w=1920&q=80') center/cover}
.bg-section-dept .container{position:relative;z-index:1}
.bg-section-dept .section-tag{color:var(--c-accent)}
.bg-section-dept .section-title{color:#fff}
.bg-section-dept .section-subtitle{color:rgba(255,255,255,0.85)}

/* ===== Product Search Bar ===== */
.product-search-bar{display:flex;gap:16px;align-items:center;justify-content:center;margin-bottom:40px;flex-wrap:wrap}
.product-search-input{flex:1;max-width:400px;padding:14px 20px;border:2px solid var(--c-border);border-radius:var(--radius);font-size:15px;font-family:inherit;transition:var(--transition);outline:none}
.product-search-input:focus{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(12,68,124,0.1)}
.product-search-select{padding:14px 20px;border:2px solid var(--c-border);border-radius:var(--radius);font-size:15px;font-family:inherit;transition:var(--transition);outline:none;cursor:pointer;background:#fff;min-width:180px}
.product-search-select:focus{border-color:var(--c-primary)}
.product-search-btn{padding:14px 28px;border:none;border-radius:var(--radius);background:linear-gradient(135deg,var(--c-primary),var(--c-secondary));color:#fff;font-size:15px;font-weight:500;cursor:pointer;transition:var(--transition);display:inline-flex;align-items:center;gap:8px}
.product-search-btn:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.product-search-btn svg{width:18px;height:18px}
.product-no-result{text-align:center;padding:60px 20px;color:var(--c-text-muted);font-size:16px;display:none}

/* ===== Product Modal ===== */
.product-modal-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,0.6);z-index:3000;display:none;align-items:center;justify-content:center;padding:20px;backdrop-filter:blur(4px)}
.product-modal-overlay.open{display:flex}
.product-modal{background:#fff;border-radius:var(--radius-lg);max-width:860px;width:100%;max-height:90vh;overflow-y:auto;position:relative;animation:modalSlideIn 0.3s ease}
@keyframes modalSlideIn{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}
.product-modal-close{position:absolute;top:16px;right:16px;width:40px;height:40px;border-radius:50%;background:rgba(255,255,255,0.95);border:none;font-size:24px;cursor:pointer;z-index:10;display:flex;align-items:center;justify-content:center;color:var(--c-text);transition:var(--transition);box-shadow:0 2px 8px rgba(0,0,0,0.15)}
.product-modal-close:hover{background:var(--c-primary);color:#fff;transform:rotate(90deg)}
.product-modal-img{height:360px;background:linear-gradient(135deg,#E6F1FB,#E1F5EE);display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden}
.product-modal-img svg{width:100px;height:100px;color:var(--c-primary);opacity:0.4}
.product-modal-img .product-tag{position:absolute;top:16px;left:16px;padding:6px 16px;border-radius:4px;background:rgba(15,110,86,0.12);color:var(--c-secondary);font-size:13px;font-weight:500}
.product-modal-body{padding:36px}
.product-modal-body h3{font-size:26px;font-weight:600;color:var(--c-primary);margin-bottom:8px}
.product-modal-brand{font-size:14px;color:var(--c-text-muted);margin-bottom:16px}
.product-modal-brand span{color:var(--c-secondary);font-weight:500}
.product-modal-desc{font-size:15px;color:var(--c-text-light);line-height:1.8;margin-bottom:24px}
.product-modal-models{margin-bottom:28px}
.product-modal-models h4{font-size:16px;font-weight:600;color:var(--c-primary);margin-bottom:14px;padding-bottom:10px;border-bottom:2px solid var(--c-bg-gray)}
.product-model-list{display:flex;flex-direction:column;gap:10px}
.product-model-item{display:flex;align-items:flex-start;gap:12px;padding:12px 16px;background:var(--c-bg-light);border-radius:var(--radius);border-left:3px solid var(--c-secondary)}
.product-model-item-icon{width:24px;height:24px;border-radius:50%;background:var(--c-secondary);color:#fff;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:600;flex-shrink:0;margin-top:2px}
.product-model-item-text{font-size:14px;color:var(--c-text-light);line-height:1.6}
.product-model-item-text strong{color:var(--c-text);font-weight:600}
.product-modal-actions{display:flex;gap:12px;flex-wrap:wrap}
.product-modal-actions .btn-outline{background:transparent;color:var(--c-primary);border:2px solid var(--c-primary)}
.product-modal-actions .btn-outline:hover{background:var(--c-primary);color:#fff}

/* ===== Masonry Photo Wall ===== */
.masonry-wall{column-count:4;column-gap:16px}
.masonry-item{break-inside:avoid;margin-bottom:16px;border-radius:var(--radius);overflow:hidden;position:relative;cursor:pointer;transition:var(--transition)}
.masonry-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.masonry-item img{width:100%;display:block;transition:var(--transition)}
.masonry-item:hover img{transform:scale(1.05)}
.masonry-item::after{content:'';position:absolute;top:0;left:0;width:100%;height:100%;background:linear-gradient(180deg,transparent 50%,rgba(0,0,0,0.6));opacity:0;transition:var(--transition);pointer-events:none}
.masonry-item:hover::after{opacity:1}
.masonry-item-label{position:absolute;bottom:16px;left:16px;z-index:2;color:#fff;font-size:14px;font-weight:500;opacity:0;transform:translateY(10px);transition:var(--transition)}
.masonry-item:hover .masonry-item-label{opacity:1;transform:translateY(0)}

/* ===== WhatsApp Floating Button ===== */
.whatsapp-float{position:fixed;bottom:30px;right:30px;z-index:2500;width:60px;height:60px;border-radius:50%;background:#25D366;display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 4px 20px rgba(37,211,102,0.4);transition:var(--transition);animation:waPulse 2s infinite}
.whatsapp-float:hover{transform:scale(1.1);box-shadow:0 6px 28px rgba(37,211,102,0.6)}
.whatsapp-float svg{width:32px;height:32px;color:#fff}
.whatsapp-float-tooltip{position:absolute;right:70px;top:50%;transform:translateY(-50%);background:var(--c-text);color:#fff;padding:8px 16px;border-radius:8px;font-size:13px;white-space:nowrap;opacity:0;visibility:hidden;transition:var(--transition);pointer-events:none}
.whatsapp-float-tooltip::after{content:'';position:absolute;right:-6px;top:50%;transform:translateY(-50%);border:6px solid transparent;border-left-color:var(--c-text)}
.whatsapp-float:hover .whatsapp-float-tooltip{opacity:1;visibility:visible}
@keyframes waPulse{0%,100%{box-shadow:0 4px 20px rgba(37,211,102,0.4)}50%{box-shadow:0 4px 20px rgba(37,211,102,0.4),0 0 0 12px rgba(37,211,102,0)}}
@media(max-width:767px){
  .whatsapp-float{width:52px;height:52px;bottom:20px;right:20px}
  .whatsapp-float svg{width:28px;height:28px}
  .masonry-wall{column-count:2}
  .product-modal-img{height:240px}
  .product-modal-body{padding:24px}
  .product-search-input{max-width:100%}
  .product-search-select{min-width:100%}
  .logo-img{width:160px;height:55px}
  .success-modal{padding:36px 24px}
}
@media(min-width:768px) and (max-width:1199px){
  .masonry-wall{column-count:3}
}

/* ===== RTL Support (Arabic) ===== */
html[dir="rtl"] body{text-align:right}
html[dir="rtl"] .nav .container{flex-direction:row-reverse}
html[dir="rtl"] .nav-menu{flex-direction:row-reverse}
html[dir="rtl"] .about-content{direction:rtl}
html[dir="rtl"] .about-content.reverse .about-content-text{order:1}
html[dir="rtl"] .about-content.reverse .about-content-visual{order:2}
html[dir="rtl"] .hero-content{text-align:right}
html[dir="rtl"] .hero-actions{justify-content:flex-start}
html[dir="rtl"] .section-tag::before{margin-left:8px;margin-right:0}
html[dir="rtl"] .btn-link svg{transform:rotate(180deg)}
html[dir="rtl"] .contact-grid{direction:rtl}
html[dir="rtl"] .footer-grid{direction:rtl}
html[dir="rtl"] .mobile-menu{text-align:right}
html[dir="rtl"] .lang-dropdown{right:auto;left:0}
html[dir="rtl"] .product-modal{direction:rtl}
html[dir="rtl"] .feature-list{padding-right:20px;padding-left:0}
html[dir="rtl"] .product-search-bar{direction:rtl}
html[dir="rtl"] .stat-card{text-align:right}

/* ========== Product Detail Page ========== */
.product-detail-breadcrumb{background:#f8f9fa;padding:12px 0;font-size:13px;color:#888;margin-top:var(--header-h)}
.breadcrumb-link{color:var(--c-primary);cursor:pointer;text-decoration:none}
.breadcrumb-link:hover{text-decoration:underline}
.breadcrumb-sep{margin:0 8px;color:#ccc}
.breadcrumb-current{color:var(--c-text)}

.product-detail-layout{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
@media(max-width:992px){.product-detail-layout{grid-template-columns:1fr;gap:32px}}

/* Gallery */
.product-gallery{position:relative}
.gallery-main{position:relative;width:100%;aspect-ratio:1/1;background:#f5f7fa;border-radius:12px;overflow:hidden;display:flex;align-items:center;justify-content:center;border:1px solid #e8ecf1}
.gallery-main img{width:100%;height:100%;object-fit:contain;transition:opacity .3s}
.gallery-prev,.gallery-next,.gallery-fullscreen{position:absolute;width:40px;height:40px;border-radius:50%;background:rgba(255,255,255,0.92);border:1px solid #e0e4ea;display:flex;align-items:center;justify-content:center;cursor:pointer;z-index:2;transition:all .2s;box-shadow:0 2px 8px rgba(0,0,0,0.08)}
.gallery-prev:hover,.gallery-next:hover,.gallery-fullscreen:hover{background:#fff;box-shadow:0 4px 12px rgba(0,0,0,0.14)}
.gallery-prev{left:16px;top:50%;transform:translateY(-50%)}
.gallery-next{right:16px;top:50%;transform:translateY(-50%)}
.gallery-fullscreen{right:16px;bottom:16px;width:36px;height:36px}
.gallery-prev svg,.gallery-next svg,.gallery-fullscreen svg{width:20px;height:20px;color:#333}

/* Thumbnails */
.gallery-thumbs{display:flex;gap:10px;margin-top:12px;overflow-x:auto;padding-bottom:4px}
.gallery-thumb{flex-shrink:0;width:72px;height:72px;border-radius:8px;border:2px solid transparent;overflow:hidden;cursor:pointer;transition:border-color .2s;background:#f5f7fa;display:flex;align-items:center;justify-content:center}
.gallery-thumb.active{border-color:var(--c-primary)}
.gallery-thumb:hover{border-color:var(--c-primary-light,#6ba8c8)}
.gallery-thumb img{width:100%;height:100%;object-fit:contain}
.gallery-thumb svg{width:28px;height:28px;color:#bbb}

/* Product Info */
.product-info{padding-top:4px}
.product-detail-title{font-size:24px;font-weight:700;color:var(--c-text);line-height:1.35;margin-bottom:16px}
@media(max-width:768px){.product-detail-title{font-size:20px}}

/* Price */
.product-price-block{margin-bottom:24px;padding-bottom:24px;border-bottom:1px solid #eef1f5}
.product-price{font-size:26px;font-weight:700;color:#d32f2f;margin-bottom:4px}
.product-moq{font-size:14px;color:#666}

/* Action Buttons */
.product-action-buttons{display:flex;gap:12px;margin-bottom:28px;flex-wrap:wrap}
.pd-inquire-btn{display:inline-flex;align-items:center;gap:8px;padding:14px 32px;font-size:15px;font-weight:600;border-radius:8px;background:#d32f2f;color:#fff;border:none;cursor:pointer;transition:all .2s}
.pd-inquire-btn:hover{background:#b71c1c;transform:translateY(-1px);box-shadow:0 4px 14px rgba(211,47,47,0.3)}
.pd-whatsapp-btn{display:inline-flex;align-items:center;gap:8px;padding:14px 28px;font-size:15px;font-weight:600;border-radius:8px;background:#fff;color:#25D366;border:2px solid #25D366;cursor:pointer;transition:all .2s}
.pd-whatsapp-btn:hover{background:#f0fdf4;transform:translateY(-1px)}

/* Product Details Section */
.product-details-section{border:1px solid #e8ecf1;border-radius:10px;margin-bottom:24px;overflow:hidden}
.product-details-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;cursor:pointer;user-select:none;background:#fafbfc;transition:background .2s}
.product-details-header:hover{background:#f0f3f7}
.product-details-header h3{font-size:16px;font-weight:600;margin:0}
.pd-details-arrow{width:18px;height:18px;transition:transform .3s;color:#888}
.product-details-header .pd-details-arrow.collapsed{transform:rotate(-90deg)}
.product-details-body{padding:16px 20px;border-top:1px solid #e8ecf1}
.detail-row{display:flex;justify-content:space-between;padding:8px 0;font-size:14px}
.detail-label{color:#666;font-weight:500;min-width:140px;flex-shrink:0}
.detail-value{color:var(--c-text);text-align:right;word-break:break-word}

/* Company Info */
.product-company-section{border:1px solid #e8ecf1;border-radius:10px;padding:20px;background:#fafbfc}
.company-info-block{padding:12px 0;border-bottom:1px solid #e8ecf1}
.company-info-block:last-child{border-bottom:none;padding-bottom:0}
.company-info-block:first-child{padding-top:0}
.company-info-row{font-size:14px;font-weight:600;color:var(--c-text);margin-bottom:4px}
.company-info-block p{font-size:13px;color:#555;line-height:1.65;margin:0;word-break:break-word}

/* Fullscreen overlay */
.gallery-fs-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,0.92);z-index:9999;display:flex;align-items:center;justify-content:center;cursor:pointer}
.gallery-fs-overlay img{max-width:95vw;max-height:95vh;object-fit:contain}
.gallery-fs-close{position:absolute;top:20px;right:24px;width:44px;height:44px;border-radius:50%;background:rgba(255,255,255,0.15);border:none;color:#fff;font-size:28px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background .2s}
.gallery-fs-close:hover{background:rgba(255,255,255,0.3)}

/* ===== Product Detail Redesign (Reference-style) ===== */
/* 单列 × 4-行 规格键值对（每行一个属性） */
.pd-spec-grid{margin:20px 0 24px;display:grid;grid-template-columns:1fr;gap:12px}
.pd-spec-row{display:flex;align-items:baseline;gap:16px;font-size:14px;line-height:1.6;padding:8px 0;border-bottom:1px solid #f0f3f7}
.pd-spec-row:last-child{border-bottom:none;padding-bottom:0}
.pd-spec-label{flex:0 0 auto;color:#0C447C;font-weight:700;letter-spacing:.04em;text-transform:uppercase;font-size:13px}
.pd-spec-value{color:var(--c-text);word-break:break-word;min-width:0;flex:1 1 auto;text-align:left}

/* 描述段落 */
.pd-description{font-size:15px;line-height:1.75;color:#333;margin-bottom:28px;word-break:break-word}
.pd-description:empty{display:none}

/* 底部 CTA 按钮：蓝色实心 WhatsApp Specialist + 描边 GET QUOTE */
.pd-cta-buttons{display:flex;gap:16px;flex-wrap:wrap;margin-top:8px}
.btn-whatsapp-specialist{display:inline-flex;align-items:center;gap:10px;padding:14px 28px;font-size:15px;font-weight:600;border-radius:10px;background:#1858C9;color:#fff;border:none;cursor:pointer;transition:all .2s;box-shadow:0 4px 12px rgba(24,88,201,0.18)}
.btn-whatsapp-specialist:hover{background:#1347B0;transform:translateY(-1px);box-shadow:0 6px 18px rgba(24,88,201,0.28)}
.btn-whatsapp-specialist svg{flex-shrink:0}
.btn-get-quote{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 36px;font-size:15px;font-weight:700;letter-spacing:.06em;border-radius:10px;background:#fff;color:#0C447C;border:2px solid #0C447C;cursor:pointer;transition:all .2s}
.btn-get-quote:hover{background:#0C447C;color:#fff;transform:translateY(-1px);box-shadow:0 6px 18px rgba(12,68,124,0.18)}

/* 响应式：窄屏下按钮堆叠 */
@media (max-width:560px){
  .pd-spec-grid{gap:8px}
  .pd-spec-row{padding:6px 0;gap:12px}
  .pd-cta-buttons{flex-direction:column;align-items:stretch}
  .btn-whatsapp-specialist,.btn-get-quote{justify-content:center;width:100%}
}

/* ===== Products Page CTA Section (Looking for a specific model?) ===== */
.products-cta-section{background:#F4F7FA;padding:60px 0;text-align:center;margin-top:0}
.products-cta-title{font-size:26px;font-weight:700;color:#0C447C;letter-spacing:.5px;margin-bottom:16px;line-height:1.3}
.products-cta-desc{font-size:15px;color:#5A6175;max-width:680px;margin:0 auto 32px;line-height:1.75}
.products-cta-buttons{display:flex;justify-content:center;align-items:center;gap:16px;flex-wrap:wrap}
.btn-cta-request-stock{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 36px;font-size:15px;font-weight:700;letter-spacing:.06em;border-radius:10px;background:#1858C9;color:#fff;border:none;cursor:pointer;transition:all .2s;box-shadow:0 4px 14px rgba(24,88,201,0.25)}
.btn-cta-request-stock:hover{background:#0C447C;transform:translateY(-1px);box-shadow:0 6px 20px rgba(12,68,124,0.3)}
.btn-cta-whatsapp-green{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:14px 32px;font-size:15px;font-weight:700;letter-spacing:.04em;border-radius:10px;background:#25D366;color:#fff;border:none;cursor:pointer;transition:all .2s;box-shadow:0 4px 14px rgba(37,211,102,0.3)}
.btn-cta-whatsapp-green:hover{background:#1EBE5B;transform:translateY(-1px);box-shadow:0 6px 20px rgba(30,190,91,0.35)}
@media(max-width:600px){
  .products-cta-section{padding:40px 0}
  .products-cta-title{font-size:20px}
  .products-cta-desc{font-size:14px;margin-bottom:24px}
  .products-cta-buttons{flex-direction:column;align-items:stretch;padding:0 20px}
  .btn-cta-request-stock,.btn-cta-whatsapp-green{width:100%;padding:13px 24px}
}