/* ===================================================================
   旭紘環保科技 — Style E: Corporate Photo-Driven
   Full-bleed hero slideshow · Wave dividers · Photo cards
   =================================================================== */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+TC:wght@300;400;500;700;900&family=Inter:wght@300;400;500;600;700;800;900&display=swap');

:root{
  --primary:#0d7c5f;
  --primary-dark:#095e47;
  --primary-light:#11a37a;
  --primary-pale:#e8f6f1;
  --dark:#0a1628;
  --dark-light:#162236;
  --text:#2c3e50;
  --text-light:#6b7c93;
  --text-faint:#9faab8;
  --border:#dfe6ed;
  --bg:#ffffff;
  --bg-gray:#f4f7fa;
  --bg-dark:#0e1a2b;
  --shadow:0 4px 20px rgba(10,22,40,.07);
  --shadow-lg:0 16px 48px rgba(10,22,40,.12);
  --radius:12px;
  --transition:.4s cubic-bezier(.25,.8,.25,1);
}
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Inter','Noto Sans TC',sans-serif;color:var(--text);background:var(--bg);overflow-x:hidden;line-height:1.75}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
.container{max-width:1200px;margin:0 auto;padding:0 28px}

/* Animations */
@keyframes fadeUp{from{opacity:0;transform:translateY(40px)}to{opacity:1;transform:translateY(0)}}
@keyframes kenBurns{0%{transform:scale(1)}100%{transform:scale(1.08)}}
@keyframes fadeSlide{0%{opacity:0;transform:translateY(20px)}100%{opacity:1;transform:translateY(0)}}
.anim{opacity:0}.anim.visible{animation:fadeUp .85s var(--transition) forwards}
.anim-d1{animation-delay:.1s!important}.anim-d2{animation-delay:.2s!important}.anim-d3{animation-delay:.25s!important}.anim-d4{animation-delay:.35s!important}.anim-d5{animation-delay:.45s!important}.anim-d6{animation-delay:.55s!important}

/* Section */
.sec-label{font-size:13px;font-weight:700;letter-spacing:2px;text-transform:uppercase;color:var(--primary);margin-bottom:10px;display:flex;align-items:center;gap:10px}
.sec-label::before{content:'';width:28px;height:2px;background:var(--primary)}
.sec-title{font-size:clamp(28px,4.5vw,46px);font-weight:900;line-height:1.18;color:var(--dark);margin-bottom:14px}
.sec-title em{font-style:normal;color:var(--primary)}
.sec-desc{font-size:16px;color:var(--text-light);max-width:540px;line-height:1.9}

/* ===== HEADER ===== */
header{position:fixed;top:0;left:0;width:100%;z-index:1000;transition:all .4s}
header.scrolled,header.inner{background:rgba(255,255,255,.97);backdrop-filter:blur(16px);box-shadow:0 1px 24px rgba(0,0,0,.06)}
nav{padding:14px 0}
nav .container{display:flex;justify-content:space-between;align-items:center}
.logo{display:flex;align-items:center;gap:12px}
.logo-mark{height: 60px;width:auto;object-fit:contain}
header:not(.scrolled):not(.inner) .logo-mark{filter:brightness(0) invert(1)}
.nav-links{display:flex;gap:30px;align-items:center}
.nav-links a{font-size:16px;font-weight:600;color:var(--text);transition:color .3s}
header:not(.scrolled):not(.inner) .nav-links a{color:rgba(255,255,255,.85)}
.nav-links a:hover,.nav-links a.active{color:var(--primary)}
header:not(.scrolled):not(.inner) .nav-links a:hover{color:#fff}
.nav-cta{background:var(--primary)!important;color:#fff!important;padding:10px 22px!important;border-radius:8px;font-weight:700!important;transition:all .3s!important;box-shadow:0 4px 16px rgba(13,124,95,.3)}
.nav-cta:hover{background:var(--primary-dark)!important;transform:translateY(-2px)}

/* Mobile */
.mob-btn{display:none;background:none;border:none;cursor:pointer;padding:8px;width:44px;height:44px;position:relative;z-index:1100}
.mob-btn span{display:block;width:22px;height:2px;background:var(--dark);transition:all .3s;position:absolute;left:11px}
.mob-btn span:nth-child(1){top:13px}.mob-btn span:nth-child(2){top:20px;width:16px}.mob-btn span:nth-child(3){top:27px}
header:not(.scrolled):not(.inner) .mob-btn span{background:#fff}
.mob-btn.open span:nth-child(1){top:20px;transform:rotate(45deg);background:var(--dark)}.mob-btn.open span:nth-child(2){opacity:0}.mob-btn.open span:nth-child(3){top:20px;transform:rotate(-45deg);background:var(--dark)}
.mob-overlay{display:none;position:fixed;inset:0;z-index:1050;background:rgba(0,0,0,.4);opacity:0;transition:opacity .3s}.mob-overlay.show{display:block;opacity:1}
.mob-drawer{position:fixed;top:0;right:-340px;width:300px;height:100%;background:#fff;z-index:1060;transition:right .4s;overflow-y:auto;padding:28px 28px 40px;box-shadow:-4px 0 30px rgba(0,0,0,.1)}.mob-drawer.open{right:0}
.mob-drawer .mob-logo{display:block;margin-bottom:24px;padding-bottom:20px;border-bottom:1px solid var(--border)}.mob-drawer .mob-logo img{height:40px}
.mob-drawer a{display:block;padding:14px 0;font-size:15px;font-weight:600;color:var(--text);border-bottom:1px solid var(--border);transition:all .3s}
.mob-drawer a:hover{color:var(--primary);padding-left:8px}
.mob-drawer a.active{color:var(--primary);font-weight:800;padding-left:14px;border-left:none;position:relative}
.mob-drawer a.active::before{content:'';position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:1.4em;border-radius:2px;background:var(--primary)}
.mob-drawer .m-cta{background:var(--primary);color:#fff;text-align:center;border-radius:10px;padding:14px;margin-top:20px;border:none}
.mob-drawer .m-info{margin-top:28px;padding-top:20px;border-top:1px solid var(--border);font-size:13px;color:var(--text-light);line-height:2.2}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 30px;border-radius:10px;font-size:15px;font-weight:700;transition:all .3s;cursor:pointer;border:none;font-family:inherit}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 4px 20px rgba(13,124,95,.25)}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-3px);box-shadow:0 8px 30px rgba(13,124,95,.3)}
.btn-white{background:#fff;color:var(--primary);box-shadow:var(--shadow)}
.btn-white:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.btn-outline{background:transparent;border:2px solid rgba(255,255,255,.3);color:#fff}
.btn-outline:hover{border-color:#fff;background:rgba(255,255,255,.1)}
/* ===== HERO SLIDESHOW ===== */
.hero{position:relative;height:100vh;min-height:600px;overflow:hidden}
.hero-slides{position:absolute;inset:0}
.hero-slide{position:absolute;inset:0;opacity:0;transition:opacity 1.2s ease}
.hero-slide.active{opacity:1}
.hero-slide img{width:100%;height:100%;object-fit:cover;animation:kenBurns 12s ease forwards}
.hero-slide .overlay{position:absolute;inset:0;background:linear-gradient(135deg,rgba(10,22,40,.72) 0%,rgba(13,124,95,.35) 100%)}
.hero-content{position:absolute;inset:0;display:flex;align-items:center;z-index:10}
.hero-text{max-width:620px;animation:fadeSlide 1s ease .3s both}
.hero-tag{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.12);backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.15);padding:8px 18px;border-radius:100px;font-size:12px;font-weight:700;color:#fff;letter-spacing:1px;margin-bottom:24px}
.hero-tag .dot{width:6px;height:6px;border-radius:50%;background:var(--primary-light)}
.hero h1{font-size:clamp(36px,5.5vw,62px);font-weight:900;color:#fff;line-height:1.1;margin-bottom:20px}
.hero h1 .light{font-weight:300;opacity:.7}
.hero-p{font-size:17px;color:rgba(255,255,255,.65);line-height:1.9;margin-bottom:36px;max-width:480px}
.hero-btns{display:flex;gap:14px;flex-wrap:wrap}
/* Slide dots */
.hero-dots{position:absolute;bottom:140px;left:50%;transform:translateX(-50%);z-index:20;display:flex;gap:10px}
.hero-dot{width:12px;height:12px;border-radius:50%;border:2px solid rgba(255,255,255,.4);background:transparent;cursor:pointer;transition:all .3s}
.hero-dot.active{background:#fff;border-color:#fff;transform:scale(1.2)}
/* Stats strip */
.hero-stats{position:absolute;bottom:0;left:0;right:0;z-index:15;background:rgba(255,255,255,.1);backdrop-filter: blur(60px);border-top:1px solid rgba(255,255,255,.1)}
.stats-row{display:grid;grid-template-columns:repeat(4,1fr)}
.s-item{padding:24px 0;text-align:center;border-right:1px solid rgba(255,255,255,.08)}
.s-item:last-child{border-right:none}
.s-item .num{font-size:34px;font-weight:900;color:#fff}
.s-item .lbl{font-size:13px;color:rgba(255,255,255,.55);margin-top:2px}

/* ===== WAVE DIVIDER ===== */
.wave{position:relative;line-height:0;margin-top:-1px;margin-bottom:-1px}
.wave svg{display:block;width:100%;position:relative;z-index:1}
.wave-gray svg{fill:var(--bg-gray)}
.wave-white svg{fill:var(--bg)}
.wave-dark svg{fill:var(--bg-dark)}
.wave-hero{position:relative;z-index:2;margin-top:-5.6vw}

/* ===== ABOUT ===== */
.about{padding:110px 0}
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}
.about-img-wrap{position:relative}
.about-img{border-radius:20px;overflow:hidden;box-shadow:var(--shadow-lg)}
.about-img img{width:100%;height:400px;object-fit:cover}
.about-badge{position:absolute;bottom:-20px;right:24px;background:var(--primary);color:#fff;padding:20px 28px;border-radius:16px;box-shadow:0 8px 32px rgba(13,124,95,.3);text-align:center}
.about-badge .b-num{font-size:36px;font-weight:900}
.about-badge .b-lbl{font-size:11px;opacity:.8}
.about-checks{margin-top:24px;display:flex;flex-direction:column;gap:10px}
.a-chk{display:flex;align-items:center;gap:12px;padding:12px 16px;background:var(--primary-pale);border-radius:10px;font-size:14px;font-weight:600;color:var(--text);transition:all .3s}
.a-chk:hover{transform:translateX(6px)}
.a-chk .ic{width:22px;height:22px;background:var(--primary);color:#fff;border-radius:6px;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:700}

/* ===== SERVICES ===== */
.services{padding:110px 0;background:var(--bg-gray)}
.svc-header{text-align:center;margin-bottom:60px}
.svc-header .sec-label{justify-content:center}
.svc-header .sec-desc{margin:0 auto}
.svc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}

/* ===== PRODUCTS ===== */
.products{padding:110px 0;background:var(--bg-dark);position:relative;overflow:hidden}
.products::before{content:'';position:absolute;top:-200px;right:-200px;width:500px;height:500px;background:radial-gradient(circle,rgba(13,124,95,.15),transparent 70%);border-radius:50%}
.products .container{position:relative;z-index:2}
.products .sec-title{color:#fff}
.products .sec-label{color:var(--primary-light)}
.products .sec-desc{color:rgba(255,255,255,.45)}
.prd-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:48px}
.prd-card{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.06);border-radius:14px;padding:32px 18px;text-align:center;transition:all .4s}
.prd-card:hover{background:rgba(13,124,95,.1);border-color:rgba(13,124,95,.3);transform:translateY(-6px)}
.prd-sym{font-size:48px;font-weight:900;color:var(--primary-light);margin-bottom:4px}
.prd-card .nm{font-size:17px;font-weight:700;color:#fff;margin-top:6px}
.prd-card .en{font-size:12px;color:rgba(255,255,255,.35)}
.prd-card .anum{font-size:11px;color:rgba(255,255,255,.2);margin-bottom:6px}

/* ===== PROCESS ===== */
.process{padding:110px 0}
.proc-header{text-align:center;margin-bottom:60px}
.proc-header .sec-desc{margin:0 auto}

/* ===== INDUSTRIES ===== */
.industries{padding:110px 0;background:var(--bg-gray)}
.ind-header{margin-bottom:60px}
.ind-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.ind-card{position:relative;border-radius:16px;overflow:hidden;height:260px;cursor:pointer}
.ind-card img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.ind-card:hover img{transform:scale(1.08)}
.ind-card .mask{position:absolute;inset:0;background:linear-gradient(0deg,rgba(10,22,40,.85) 0%,rgba(10,22,40,.2) 60%);transition:background .3s}
.ind-card:hover .mask{background:linear-gradient(0deg,rgba(13,124,95,.85) 0%,rgba(13,124,95,.25) 60%)}
.ind-card .info{position:absolute;bottom:0;left:0;right:0;padding:24px;color:#fff;z-index:2}
.ind-card .info h3{font-size:20px;font-weight:800;margin-bottom:4px}
.ind-card .info p{font-size:13px;opacity:.7;line-height:1.6}

/* ===== CTA ===== */
.cta{position:relative;padding:100px 0;overflow:hidden}
.cta-bg{position:absolute;inset:0}
.cta-bg img{width:100%;height:100%;object-fit:cover}
.cta-bg .overlay{position:absolute;inset:0;background:linear-gradient(135deg,rgba(13,124,95,.88),rgba(9,94,71,.92))}
.cta-inner{position:relative;z-index:2;display:flex;justify-content:space-between;align-items:center}
.cta h2{font-size:clamp(24px,3.5vw,36px);font-weight:900;color:#fff;margin-bottom:6px}
.cta p{font-size:16px;color:rgba(255,255,255,.6)}

/* ===== CONTACT ===== */
.contact{padding:110px 0;background:var(--bg-gray)}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px}
.c-form{background:#fff;border-radius:20px;padding:40px;box-shadow:var(--shadow)}
.c-form h3{font-size:22px;font-weight:800;color:var(--dark);margin-bottom:24px}
.f-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:14px}
.f-grp{display:flex;flex-direction:column;gap:5px}.f-grp.full{grid-column:1/-1}
.f-grp label{font-size:12px;font-weight:700;color:var(--text-light)}
.f-grp input,.f-grp textarea,.f-grp select{padding:12px 16px;border:1px solid var(--border);border-radius:10px;font-size:14px;font-family:inherit;background:var(--bg-gray);transition:all .3s}
.f-grp input:focus,.f-grp textarea:focus,.f-grp select:focus{outline:none;border-color:var(--primary);background:#fff;box-shadow:0 0 0 3px rgba(13,124,95,.08)}
.f-grp textarea{resize:vertical;min-height:100px}
.f-sub{width:100%;padding:14px;background:var(--primary);color:#fff;border:none;border-radius:12px;font-size:15px;font-weight:700;cursor:pointer;font-family:inherit;transition:all .3s;margin-top:8px}
.f-sub:hover{background:var(--primary-dark);transform:translateY(-2px)}
.f-sub:disabled{opacity:.6;cursor:not-allowed;transform:none}
.req{color:#e74c3c}
.radio-group{display:flex;gap:24px;margin-top:4px}
.radio-label{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--text);cursor:pointer}
.radio-label input[type="radio"]{accent-color:var(--primary);width:16px;height:16px}
.form-msg{margin-top:12px;font-size:14px;text-align:center;min-height:20px}
.form-msg.success{color:var(--primary)}
.form-msg.error{color:#e74c3c}
/* Modal */
.modal-overlay{display:none;position:fixed;inset:0;z-index:9999;background:rgba(0,0,0,.5);align-items:center;justify-content:center;opacity:0;transition:opacity .3s}
.modal-overlay.show{display:flex;opacity:1}
.modal-box{background:#fff;border-radius:20px;padding:48px 40px;max-width:420px;width:90%;text-align:center;box-shadow:0 20px 60px rgba(0,0,0,.2);transform:translateY(20px);transition:transform .3s}
.modal-overlay.show .modal-box{transform:translateY(0)}
.modal-icon{width:72px;height:72px;background:var(--primary-pale);border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 20px}
.modal-icon svg{width:36px;height:36px;color:var(--primary)}
.modal-box h3{font-size:22px;font-weight:800;color:var(--dark);margin-bottom:8px}
.modal-box p{font-size:15px;color:var(--text-light);line-height:1.7;margin-bottom:24px}
.modal-btn{padding:12px 36px;background:var(--primary);color:#fff;border:none;border-radius:10px;font-size:15px;font-weight:700;cursor:pointer;font-family:inherit;transition:all .3s}
.modal-btn:hover{background:var(--primary-dark);transform:translateY(-2px)}
.captcha-grp{justify-content:flex-end}
.captcha-wrap{display:flex;align-items:center;gap:10px;height:48px}
.captcha-refresh{font-size:24px;cursor:pointer;color:var(--primary);user-select:none;transition:transform .3s}
.captcha-refresh:hover{transform:rotate(180deg)}
.map-embed iframe{width:100%;border-radius:16px}
.map-info h3{font-size:20px;font-weight:800;color:var(--dark);margin-bottom:16px}
.map-info ul{list-style:none;padding:0}
.map-info li{font-size:15px;color:var(--text-light);padding:10px 0;border-bottom:1px solid var(--border);line-height:1.6;display:flex;align-items:center;gap:10px}
.info-icon{width:20px;height:20px;flex-shrink:0;color:var(--primary)}

/* ===== PAGE HERO (INNER) ===== */
.page-hero{position:relative;padding:0;height:360px;overflow:hidden;display:flex;align-items:flex-end}
.page-hero-bg{position:absolute;inset:0}
.page-hero-bg img{width:100%;height:100%;object-fit:cover}
.page-hero-bg .overlay{position:absolute;inset:0;background:linear-gradient(0deg,rgba(10,22,40,.8) 0%,rgba(10,22,40,.3) 100%)}
.page-hero .container{position:relative;z-index:2;padding-bottom:48px}
.page-hero .bc{font-size:13px;color:rgba(255,255,255,.5);margin-bottom:10px}
.page-hero .bc a{color:rgba(255,255,255,.7);font-weight:600;transition:color .3s}
.page-hero .bc a:hover{color:var(--primary-light)}
.page-hero h1{font-size:clamp(32px,5vw,50px);font-weight:900;color:#fff;margin-bottom:8px}
.page-hero h1 em{font-style:normal;color:var(--primary-light)}
.page-hero p{font-size:16px;color:rgba(255,255,255,.5);max-width:500px}

/* ===== DETAIL ===== */
.detail{padding:100px 0;scroll-margin-top:64px}
.detail:nth-child(even){background:var(--bg-gray)}
.detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}
.detail-grid.rev{direction:rtl}.detail-grid.rev>*{direction:ltr}
.detail-img{border-radius:20px;overflow:hidden;box-shadow:var(--shadow-lg)}
.detail-img img{width:100%;height:360px;object-fit:cover}
.detail h3{font-size:28px;font-weight:900;color:var(--dark);margin-bottom:12px}
.detail h3 em{font-style:normal;color:var(--primary)}
.detail p{font-size:15px;color:var(--text-light);line-height:1.9;margin-bottom:12px}
.hl{color:var(--primary);font-weight:700;font-size:1.05em}
.d-list{list-style:none;margin-top:14px}
.d-list li{display:flex;gap:12px;padding:10px 0;border-bottom:1px solid var(--border);font-size:14px;color:var(--text)}
.d-list .ic{width:24px;height:24px;min-width:24px;background:var(--primary);color:#fff;border-radius:7px;display:flex;align-items:center;justify-content:center;font-size:11px;margin-top:1px}

/* Timeline */
.tl-section{padding:100px 0;background:var(--bg-gray)}
.tl-list{max-width:700px;margin:48px auto 0;position:relative;padding-left:40px}
.tl-list::before{content:'';position:absolute;left:11px;top:0;bottom:0;width:3px;background:linear-gradient(180deg,var(--primary),var(--primary-light));border-radius:4px}
.tl-item{position:relative;padding-bottom:32px}
.tl-item::before{content:'';position:absolute;left:-33px;top:4px;width:12px;height:12px;border-radius:50%;background:#fff;border:3px solid var(--primary);box-shadow:0 0 0 4px rgba(13,124,95,.1)}
.tl-yr{font-size:14px;font-weight:800;color:var(--primary);margin-bottom:4px}
.tl-item h4{font-size:16px;font-weight:700;color:var(--dark);margin-bottom:4px}
.tl-item p{font-size:14px;color:var(--text-light);line-height:1.7}

/* Stats bar */
.stats-bar{padding:60px 0;background:var(--primary)}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);text-align:center}
.st .v{font-size:42px;font-weight:900;color:#fff}.st .l{font-size:13px;color:rgba(255,255,255,.55);margin-top:2px}

/* Equip */
.eq-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:48px}
.eq-card{background:#fff;border-radius:16px;overflow:hidden;border:1px solid var(--border);transition:all .4s}
.eq-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.eq-top{height:180px;overflow:hidden}.eq-top img{width:100%;height:100%;object-fit:cover;transition:transform .5s}.eq-card:hover .eq-top img{transform:scale(1.06)}
.eq-bot{padding:22px}.eq-bot h4{font-size:16px;font-weight:700;color:var(--dark);margin-bottom:4px}.eq-bot p{font-size:13px;color:var(--text-light);line-height:1.7}

/* PD grid for inner */
.pd-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:48px}
.pd-card{background:#fff;border-radius:16px;padding:32px 20px;text-align:center;border:1px solid var(--border);transition:all .4s;position:relative;overflow:hidden}
.pd-card::before{content:'';position:absolute;top:0;left:0;right:0;height:4px;background:var(--primary)}
.pd-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:transparent}
.pd-img{width:100%;aspect-ratio:1/1;overflow:hidden;border-radius:12px;margin-bottom:16px}
.pd-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
/* License card: show full image without crop */
.licen-card{background:#fff;border-radius:16px;padding:16px;border:1px solid var(--border);transition:all .4s;cursor:pointer}
.licen-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:transparent}
.licen-card img{width:100%;height:auto;border-radius:8px;display:block}
/* Lightbox */
.lightbox-overlay{display:none;position:fixed;inset:0;z-index:9999;background:rgba(0,0,0,.85);align-items:center;justify-content:center;cursor:zoom-out;opacity:0;transition:opacity .3s}
.lightbox-overlay.show{display:flex;opacity:1}
.lightbox-wrap{position:relative;cursor:default}
.lightbox-wrap img{max-width:90vw;max-height:90vh;border-radius:8px;box-shadow:0 8px 40px rgba(0,0,0,.5);object-fit:contain;display:block}
.lightbox-close{position:absolute;top:-18px;right:-18px;width:40px;height:40px;background:rgba(0,0,0,.7);border:2px solid rgba(255,255,255,.6);border-radius:50%;color:#fff;font-size:20px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .3s;z-index:1}
.lightbox-close:hover{background:rgba(0,0,0,.9)}
.pd-card:hover .pd-img img{transform:scale(1.06)}
.pd-card h3{font-size:17px;font-weight:700;color:var(--dark)}
.pd-sym{font-size:48px;font-weight:900;color:var(--primary);margin-bottom:4px}
.pd-an{font-size:11px;color:var(--text-faint);margin-bottom:8px}.pd-nm{font-size:17px;font-weight:700;color:var(--dark)}.pd-en{font-size:12px;color:var(--text-faint);margin:2px 0 12px}.pd-desc{font-size:13px;color:var(--text-light);line-height:1.7}

/* SVC alt */
.svc-alt{background:#fff;border-radius:16px;padding:32px 24px;border:1px solid var(--border);transition:all .4s}
.svc-alt:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:transparent}
.svc-alt .s-icon{width:52px;height:52px;background:var(--primary-pale);border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:24px;color:var(--primary);margin-bottom:16px}
.svc-alt h3{font-size:17px;font-weight:700;color:var(--dark);margin-bottom:6px}
.svc-alt p{font-size:14px;color:var(--text-light);line-height:1.7}
.svc-alt .s-icon svg{width:24px;height:24px}
.svc-alt .link{display:flex;align-items:center;justify-content:flex-end;gap:4px;font-size:13px;font-weight:700;color:var(--primary);margin-top:14px;transition:gap .3s}
.svc-alt .link:hover{gap:10px}
.svc-cap{display:inline-block;font-size:12px;font-weight:600;color:var(--primary);background:var(--primary-pale);padding:4px 12px;border-radius:20px;margin-top:12px}

/* Side nav */
.side-nav{position:fixed;right:28px;top:50%;transform:translateY(-50%);transform-origin:top right;z-index:100;background:rgba(255,255,255,.95);backdrop-filter:blur(12px);border:1px solid var(--border);border-radius:14px;padding:10px;box-shadow:0 4px 24px rgba(0,0,0,.1);transition:all .35s cubic-bezier(.4,0,.2,1)}
.side-nav-header{display:flex;align-items:center;justify-content:space-between;padding:4px 10px 8px;border-bottom:1px solid var(--border);margin-bottom:6px}
.side-nav-title{font-size:15px;font-weight:700;color:var(--dark);letter-spacing:1px}
.side-nav-toggle{display:flex;align-items:center;justify-content:center;width:28px;height:28px;border:none;background:transparent;border-radius:6px;font-size:16px;color:var(--text-light);cursor:pointer;transition:all .3s;position:absolute;top:10px;right:10px}
.side-nav-toggle:hover{color:var(--primary)}
.side-nav-links{display:flex;flex-direction:column;gap:2px}
.side-nav-group{display:block;padding:10px 22px 4px;font-size:12px;font-weight:800;color:var(--dark);letter-spacing:1px}
.side-nav-group:not(:first-child){margin-top:6px;padding-top:10px;border-top:1px solid var(--border)}
.side-nav .side-nav-sub{display:block;padding:10px 22px 10px 32px;font-size:14px;font-weight:600;color:var(--text-light);text-decoration:none;border-radius:10px;transition:all .3s;white-space:nowrap}
.side-nav a{display:block;padding:14px 22px;font-size:15px;font-weight:600;color:var(--text-light);text-decoration:none;border-radius:10px;transition:all .3s;white-space:nowrap}
.side-nav a:hover{color:var(--primary);background:var(--primary-pale)}
.side-nav a.active{color:#fff;background:var(--primary)}
.side-nav.collapsed{padding:10px}
.side-nav.collapsed .side-nav-links{display:none}
.side-nav.collapsed .side-nav-header{border:none;margin:0;padding:0;justify-content:center}
.side-nav.collapsed .side-nav-title{display:none}
.side-nav.collapsed .side-nav-toggle{position:static}
.side-nav-arrow{display:none}
@media(max-width:900px){.side-nav{right:auto;left:0;right:0;top:auto;bottom:0;transform:none;flex-direction:row;border-radius:0;padding:0;border:none;border-top:1px solid var(--border)}.side-nav-header{display:none}.side-nav-links{flex-direction:row;gap:0;overflow-x:auto;-webkit-overflow-scrolling:touch;scroll-snap-type:x proximity;scrollbar-width:none;scroll-behavior:smooth}.side-nav-links::-webkit-scrollbar{display:none}.side-nav-group{display:none}.side-nav .side-nav-sub,.side-nav a{flex:0 0 auto;text-align:center;padding:12px 16px;font-size:12px;border-radius:0;white-space:nowrap;scroll-snap-align:center}
.side-nav-arrow{display:flex;align-items:center;justify-content:center;position:absolute;top:0;bottom:0;width:32px;border:none;font-size:20px;font-weight:700;color:var(--dark);cursor:pointer;z-index:2;padding:0;transition:opacity .25s}
.side-nav-arrow-left{left:0;background:linear-gradient(90deg,rgba(255,255,255,.95) 60%,rgba(255,255,255,0))}.side-nav-arrow-right{right:0;background:linear-gradient(270deg,rgba(255,255,255,.95) 60%,rgba(255,255,255,0))}
.side-nav-arrow.hidden{opacity:0;pointer-events:none}}

/* Data table */
.data-tbl{width:100%;border-collapse:collapse;border-radius:12px;overflow:hidden;box-shadow:0 2px 12px rgba(0,0,0,.06);font-size:14px}
.data-tbl th{background:var(--primary);color:#fff;font-weight:700;padding:14px 12px;text-align:center;font-size:14px;white-space:nowrap}
.data-tbl td{padding:12px;border-bottom:1px solid var(--border);color:var(--text);text-align:center}
.data-tbl td:nth-child(2){text-align:left}
.data-tbl tbody tr:nth-child(even){background:var(--bg)}
.data-tbl tbody tr:hover{background:var(--primary-pale)}
.data-tbl td[rowspan]{background:var(--bg);pointer-events:none}
.data-tbl tbody tr:nth-child(even) td[rowspan]{background:var(--bg)}
.data-tbl .td-cap{font-size:22px;font-weight:900;color:var(--primary)}
.data-tbl .td-method{font-size:13px;color:var(--text-light);line-height:1.7}
.data-tbl .td-method strong{display:block;font-size:15px;color:var(--dark);margin-bottom:2px}
.td-method-row + .td-method-row{margin-top:6px;padding-top:6px;border-top:1px solid rgba(0,0,0,.06)}
@media(max-width:600px){
  .data-tbl{display:block;box-shadow:none;border-radius:0;font-size:13px}
  .data-tbl thead{display:none}
  .data-tbl tbody{display:flex;flex-direction:column}
  .data-tbl tbody tr{display:flex;align-items:baseline;gap:8px;padding:10px 12px;border-bottom:1px solid var(--border);background:none!important}
  .data-tbl tbody tr:hover{background:none!important}
  .data-tbl td{padding:0;border:none;text-align:left;font-size:13px}
  .data-tbl td:first-child{font-weight:700;color:var(--primary);white-space:nowrap;flex-shrink:0;font-size:12px}
  .data-tbl td:nth-child(2){flex:1}
  .data-tbl tbody tr:first-child{flex-wrap:wrap;gap:8px;align-items:stretch}
  .data-tbl tbody tr:first-child td:first-child,.data-tbl tbody tr:first-child td:nth-child(2){order:1}
  .data-tbl tbody tr:first-child::after{content:'';width:100%;border-top:2px solid var(--border);order:0;margin:4px 0}
  .data-tbl td[rowspan]{order:-1;width:calc(50% - 4px);padding:10px 12px;background:var(--primary-pale);border-radius:8px;pointer-events:auto;display:flex;flex-direction:column;justify-content:center;text-align:center}
  .data-tbl td[rowspan]::before{display:block;font-weight:600;color:var(--text-light);font-size:10px;margin-bottom:4px}
  .data-tbl td:nth-child(3)[rowspan]::before{content:'許可量'}
  .data-tbl td:nth-child(4)[rowspan]::before{content:'許可處理方式'}
  .data-tbl td[rowspan] .td-cap{font-size:18px}
  .data-tbl td[rowspan] .td-method-row strong{display:block;font-size:13px;font-weight:800;color:var(--primary);margin-bottom:2px}
  .data-tbl td[rowspan] .td-method-row span{font-size:11px;color:var(--text-light)}
  .data-tbl td[rowspan] .td-method-row + .td-method-row{margin-top:4px;padding-top:4px;border-top:1px solid rgba(0,0,0,.06)}
}

/* Process items */
.proc-item{margin-bottom:24px}
.proc-item h4{font-size:17px;font-weight:700;color:var(--dark);margin-bottom:8px}
.proc-item p{font-size:15px;color:var(--text);line-height:1.8}
.proc-item .d-list{margin-top:8px}
.sub-heading{font-size:20px;font-weight:700;color:var(--primary);margin-bottom:20px;padding-bottom:10px;border-bottom:2px solid var(--primary-pale)}

/* Equipment block (image + table side by side) */
.equip-block{display:flex;gap:32px;align-items:flex-start}
.equip-img{flex:0 0 220px}
.equip-img img{width:100%;border-radius:12px;box-shadow:0 2px 12px rgba(0,0,0,.08)}
.equip-content{flex:1;min-width:0}
@media(max-width:900px){.equip-block{flex-direction:column}.equip-img{flex:none;width:100%;max-width:320px}}

/* Equipment gallery (lab cards) */
.equip-gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.equip-card{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 2px 12px rgba(0,0,0,.06);border:1px solid var(--border);transition:transform .3s,box-shadow .3s}
.equip-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.equip-card img{width:100%;aspect-ratio:4/3;object-fit:cover}
.equip-card h4{font-size:15px;font-weight:700;color:var(--dark);padding:16px 16px 4px}
.equip-card p{font-size:13px;color:var(--text-light);padding:0 16px 16px;line-height:1.6}
@media(max-width:900px){.equip-gallery{grid-template-columns:repeat(2,1fr);gap:16px}}
@media(max-width:600px){.equip-gallery{grid-template-columns:1fr;max-width:360px}}

/* ===== UNIT BANNER ===== */
.unit-banner{padding:28px 0;background:var(--bg);text-align:center;scroll-margin-top:80px;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.unit-tag{display:block;font-size:11px;font-weight:700;letter-spacing:3px;color:var(--primary);margin-bottom:4px}
.unit-name{font-size:clamp(20px,3vw,28px);font-weight:800;color:var(--dark)}

/* ===== PROCESS PAGE — New Layout ===== */
.proc-sec-header{text-align:center;margin-bottom:40px}
.proc-sec-header .sec-label{justify-content:center}

/* Process layout (image + step cards side by side) */
.proc-layout{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.proc-layout-rev{direction:rtl}
.proc-layout-rev>*{direction:ltr}
.proc-layout-img{border-radius:16px;overflow:hidden;box-shadow:var(--shadow-lg);position:sticky;top:120px}
.proc-layout-img img{width:100%;height:100%;min-height:280px;object-fit:cover}

/* Process step cards (shared) */
.proc-layout-steps{display:flex;flex-direction:column;gap:16px}
.proc-steps-list{display:flex;flex-direction:column;gap:16px}
.proc-step{display:flex;gap:20px;padding:24px;background:#fff;border-radius:14px;border:1px solid var(--border);transition:all .3s}
.proc-step:hover{border-color:var(--primary);box-shadow:var(--shadow);transform:translateX(4px)}
.proc-step-num{width:44px;height:44px;min-width:44px;background:linear-gradient(135deg,var(--primary),var(--primary-light));color:#fff;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:18px;font-weight:900;flex-shrink:0}
.proc-step>div:last-child{flex:1;min-width:0}
.proc-step h4{font-size:17px;font-weight:700;color:var(--dark);margin-bottom:6px}
.proc-step p{font-size:14px;color:var(--text-light);line-height:1.8;margin-bottom:0}

/* Technology page grid */
.tech-grid{display:grid;grid-template-columns:320px 1fr;gap:60px;align-items:start}
.tech-side{position:sticky;top:120px}
.tech-num{font-size:96px;font-weight:900;line-height:1;color:rgba(13,124,95,.25);letter-spacing:-4px;margin-bottom:8px}
.tech-side .sec-label{margin-bottom:8px}
.tech-side .sec-title{font-size:clamp(24px,3.5vw,36px);margin-bottom:0}
.tech-img{border-radius:12px;overflow:hidden;box-shadow:var(--shadow)}
.tech-img img{width:100%;display:block;transition:transform .5s}
.tech-img:hover img{transform:scale(1.03)}
.tech-grid--img{grid-template-columns:240px 1fr 280px}
.tech-grid--img>.tech-img{align-self:center}
.content-row{display:grid;grid-template-columns:1fr 480px;gap:32px;align-items:start;margin-top:32px}
.content-row>.tech-img{margin-top:0;align-self:center}

/* Process image row (熱處理 / 化學處理 bottom images) */
.proc-img-row{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:40px;align-items:stretch}
.proc-img-item{border-radius:16px;overflow:hidden;box-shadow:var(--shadow-lg);background:var(--bg-gray);display:flex;align-items:center;justify-content:center}
.proc-img-item img{width:100%;height:100%;object-fit:contain;display:block;transition:transform .5s}
.proc-img-item:hover img{transform:scale(1.03)}
.proc-img-uniform{grid-template-columns:auto auto;justify-content:center}
.proc-img-uniform .proc-img-item{height:400px;background:none;box-shadow:none}
.proc-img-uniform .proc-img-item img{height:100%;width:auto;object-fit:contain}

/* Equipment horizontal card */
.equip-v-card{background:#fff;border-radius:16px;overflow:hidden;border:1px solid var(--border);box-shadow:var(--shadow);margin-top:32px;transition:all .4s;display:grid;grid-template-columns:320px 1fr;align-items:stretch}
.equip-v-card:hover{box-shadow:var(--shadow-lg)}
.equip-v-img{overflow:hidden;background:var(--bg-gray);display:flex;align-items:center;justify-content:center}
.equip-v-img img{width:100%;height:100%;object-fit:contain;display:block;transition:transform .5s}
.equip-v-card:hover .equip-v-img img{transform:scale(1.03)}
.equip-v-body{padding:28px 32px 32px}

@media(max-width:900px){
  .proc-layout,.proc-layout-rev{grid-template-columns:1fr;direction:ltr}
  .proc-layout-img{position:static}
  .proc-img-row{grid-template-columns:1fr}
  .proc-img-uniform{grid-template-columns:1fr}
  .proc-img-uniform .proc-img-item{height:auto}
  .proc-img-uniform .proc-img-item img{width:100%;height:auto;border-radius:16px}
  .equip-v-card{grid-template-columns:1fr}
  .equip-v-body{padding:20px}
  .tech-grid{grid-template-columns:1fr}
  .tech-grid--img{grid-template-columns:1fr}
  .content-row{grid-template-columns:1fr}
  .tech-side{position:static;display:flex;align-items:center;gap:20px}
  .tech-num{font-size:56px;margin-bottom:0}
}
@media(max-width:600px){
  .proc-step{padding:16px;gap:14px}
  .proc-step-num{width:36px;height:36px;min-width:36px;font-size:15px;border-radius:10px}
}

/* ===== FOOTER ===== */
footer{background:var(--bg-dark);color:rgba(255,255,255,.55);padding:80px 0 0}
.ft-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.3fr;gap:48px;padding-bottom:48px;border-bottom:1px solid rgba(255,255,255,.06)}
.ft-brand .logo-mark{filter:brightness(0) invert(1)}
.ft-brand p{font-size:14px;line-height:1.9;margin-top:16px;color:rgba(255,255,255,.55);max-width:300px}
.ft-col h4{font-size:13px;font-weight:700;color:#fff;margin-bottom:18px}.ft-col ul{list-style:none}.ft-col ul li{margin-bottom:10px}.ft-col ul li a{font-size:13px;color:rgba(255,255,255,.6);transition:all .3s}.ft-col ul li a:hover{color:var(--primary-light);padding-left:4px}
.ft-c{font-size:13px;color:rgba(255,255,255,.6);margin-bottom:10px;display:flex;align-items:center;gap:8px}
.ft-icon{width:16px;height:16px;flex-shrink:0;color:var(--primary-light)}
.ft-bottom{padding:24px 0;text-align:center;font-size:12px;color:rgba(255,255,255,.35)}

/* ===== RESPONSIVE ===== */
@media(max-width:1050px){
  .nav-links{gap:14px}
  .nav-links a{font-size:14px}
  .logo-mark{height:48px}
  .nav-cta{padding:8px 16px!important;font-size:13px!important}
}
@media(max-width:900px){
  .nav-links{display:none!important}.mob-btn{display:block}
  .hero h1{font-size:36px}
  .hero-content{align-items:flex-start;padding-top:120px}
  .hero-text{max-width:100%;text-align:center}.hero-btns{justify-content:center}.hero-tag{margin:0 auto 24px}
  .stats-row{grid-template-columns:repeat(2,1fr)}.s-item{border-bottom:1px solid rgba(255,255,255,.06)}
  .hero-dots{bottom:280px}
  .about-grid,.contact-grid,.detail-grid,.detail-grid.rev{grid-template-columns:1fr}
  .detail-grid.rev{direction:ltr}
  .svc-grid,.ind-grid,.eq-grid{grid-template-columns:repeat(2,1fr)}
  .prd-grid,.pd-grid{grid-template-columns:repeat(2,1fr)}
  .ft-grid{grid-template-columns:repeat(2,1fr)}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .page-hero{height:300px}
  .detail{padding:60px 0}
  .tl-section{padding:60px 0}
  .stats-bar{padding:40px 0}
}
@media(max-width:600px){
  .hero{display:flex;flex-direction:column;height:auto;min-height:0;overflow:hidden}
  .hero-slides{bottom:auto;height:80vh;min-height:480px}
  .hero-content{position:relative;min-height:80vh;align-items:center;padding-top:60px;padding-bottom:80px}
  .hero-dots{position:relative;bottom:auto;left:auto;transform:none;justify-content:center;margin:-30px 0 12px}
  .hero-stats{position:relative;background:rgba(10,22,40,.9);backdrop-filter:blur(20px);border-top:1px solid rgba(255,255,255,.1)}
  .hero h1{font-size:30px}
  .svc-grid,.ind-grid,.eq-grid{grid-template-columns:1fr}
  .f-row{grid-template-columns:1fr}
  .cta-inner{flex-direction:column;text-align:center;gap:24px}
  .ft-grid{grid-template-columns:1fr}
  .about-badge{position:static;margin-top:16px;display:inline-flex;gap:8px;flex-direction:row}
  .detail{padding:40px 0}
  .tl-section{padding:40px 0}
  .tl-list{margin-top:28px}
  .stats-bar{padding:32px 0}
  .page-hero{height:260px}
}