/* ===== HERO ===== */
        .hero-section{
            position:relative; min-height: 100vh; display:flex; align-items:center;
            padding-top: 120px;
            background:
                radial-gradient(80% 90% at 72% 25%, rgba(140,190,240,.45) 0%, transparent 60%),
                radial-gradient(60% 70% at 12% 90%, rgba(180,210,245,.5) 0%, transparent 60%),
                linear-gradient(180deg, #EBF4FF 0%, #D8E9FB 55%, #CFE3F8 100%);
            overflow:hidden;
        }
        /* subtle stone-like texture speckles */
        .hero-section::after{
            content:''; position:absolute; inset:0; z-index:0; pointer-events:none; opacity:.5;
            background-image:
                radial-gradient(rgba(27,20,112,.06) 1px, transparent 1.4px),
                radial-gradient(rgba(27,20,112,.04) 1px, transparent 1.4px);
            background-size: 42px 42px, 74px 74px;
            background-position: 0 0, 24px 30px;
        }
        .hero-mesh{ position:absolute; inset:-10%; z-index:0; pointer-events:none; }
        .hero-mesh span{ position:absolute; border-radius:50%; filter: blur(65px); opacity:.5; }
        .hero-mesh span.b1{
            width:520px; height:520px; top:-8%; right:6%;
            background: radial-gradient(circle, rgba(242,107,33,.35) 0%, transparent 70%);
            animation: driftA 16s ease-in-out infinite;
        }
        .hero-mesh span.b2{
            width:460px; height:460px; bottom:-12%; left:2%;
            background: radial-gradient(circle, rgba(27,20,112,.22) 0%, transparent 70%);
            animation: driftB 20s ease-in-out infinite;
        }
        .hero-mesh span.b3{
            width:340px; height:340px; top:38%; left:42%;
            background: radial-gradient(circle, rgba(22,169,124,.20) 0%, transparent 70%);
            animation: driftC 18s ease-in-out infinite;
        }
        @keyframes driftA{ 0%,100%{ transform: translate(0,0) scale(1);} 50%{ transform: translate(-60px,40px) scale(1.12);} }
        @keyframes driftB{ 0%,100%{ transform: translate(0,0) scale(1);} 50%{ transform: translate(50px,-30px) scale(1.08);} }
        @keyframes driftC{ 0%,100%{ transform: translate(0,0) scale(1);} 50%{ transform: translate(-30px,-40px) scale(.9);} }
        .hero-section::before{
            content:''; position:absolute; inset:0;
            background-image: repeating-radial-gradient(circle at 78% 30%, transparent 0, transparent 38px, rgba(27,20,112,.05) 39px, transparent 40px);
            opacity:.6; pointer-events:none; animation: contourBreathe 12s ease-in-out infinite; z-index:0;
        }
        @keyframes contourBreathe{ 0%,100%{ opacity:.4; transform: scale(1);} 50%{ opacity:.65; transform: scale(1.03);} }
        .hero-particles{ position:absolute; inset:0; z-index:1; pointer-events:none; }
        .hero-particles span{ position:absolute; border-radius:50%; background: var(--orange); opacity:.5; animation: speckRise linear infinite; }
        @keyframes speckRise{
            0%{ transform: translateY(0) translateX(0); opacity:0; }
            10%{ opacity:.55; } 90%{ opacity:.3; }
            100%{ transform: translateY(-90vh) translateX(20px); opacity:0; }
        }
        .hero-section .container{ position:relative; z-index:2; }

        @keyframes heroUp{ from{ opacity:0; transform: translateY(24px);} to{ opacity:1; transform: translateY(0);} }
        .hero-in{ opacity:0; animation: heroUp .8s ease forwards; }
        .hero-in.d1{ animation-delay:.05s; } .hero-in.d2{ animation-delay:.18s; }
        .hero-in.d3{ animation-delay:.32s; } .hero-in.d4{ animation-delay:.46s; } .hero-in.d5{ animation-delay:.6s; }

        .hero-eyebrow{
            font-family: var(--display); font-size:.78rem; font-weight:700;
            letter-spacing:.16em; text-transform:uppercase; color:#fff;
            background: var(--orange); border:none;
            padding:9px 30px 9px 20px; margin-bottom:26px;
            display:inline-block; border-radius:4px;
            clip-path: polygon(0 0, 100% 0, calc(100% - 18px) 100%, 0 100%);
            box-shadow: 0 12px 26px -12px rgba(242,107,33,.7);
        }
        .hero-section h1{
            font-size: clamp(2.5rem, 5vw, 3.9rem); font-weight:800; line-height:1.12; margin-bottom:22px; color: var(--navy);
        }
        .hero-section h1 span{ color: var(--orange); }
        .hero-section p.lead-text{ font-size:1.1rem; color: var(--ink-soft); max-width:520px; margin-bottom:36px; }
        .hero-stats{ display:flex; gap:38px; margin-top:46px; flex-wrap:wrap; }
        .hero-stats .stat h3{ font-size:2rem; font-weight:800; margin-bottom:2px; color: var(--navy); }
        .hero-stats .stat span{ font-family: var(--display); font-size:.68rem; font-weight:600; letter-spacing:.1em; text-transform:uppercase; color: var(--slate); }
        .btn-outline-custom{
            border: 1.5px solid var(--navy); background: var(--navy); color:#fff;
            font-family: var(--display); font-weight:700; font-size:.82rem;
            padding:11px 26px; border-radius:100px; transition: all .2s ease;
        }
        .btn-outline-custom:hover{ background: transparent; color: var(--navy); }

        /* --- hero photo frame --- */
        .hero-photo-frame{
            position:relative; width:100%; max-width:540px; border-radius:22px; overflow:hidden;
            box-shadow: var(--shadow); border:1px solid rgba(255,255,255,.14);
            animation: floatCard 6s ease-in-out infinite; z-index:2;
        }
        .hero-photo-frame img{ display:block; width:100%; height:auto; }
        .hero-photo-frame::after{
            content:''; position:absolute; inset:0; pointer-events:none;
            background: linear-gradient(180deg, rgba(11,10,46,0) 55%, rgba(11,10,46,.35) 100%);
        }

        /* --- assay card --- */
        .assay-card-wrap{ position:relative; display:flex; justify-content:center; align-items:center; min-height:460px; }
        .assay-card{
            position:relative; width:340px; background: var(--surface); border-radius:18px;
            box-shadow: var(--shadow); padding: 30px 28px; border: 1px solid var(--line);
            animation: floatCard 6s ease-in-out infinite; z-index:2;
        }
        @keyframes floatCard{ 0%,100%{ transform: translateY(0) rotate(-1.2deg);} 50%{ transform: translateY(-16px) rotate(0.6deg);} }
        .assay-card .tag-head{ display:flex; justify-content:space-between; align-items:flex-start; border-bottom:1px dashed var(--line); padding-bottom:14px; margin-bottom:16px; }
        .assay-card .lab-mark{ font-family: var(--display); font-size:.62rem; font-weight:600; letter-spacing:.08em; color: var(--slate); }
        .assay-card .sample-id{ font-family: var(--display); font-size:1.02rem; font-weight:700; color: var(--navy); }
        .assay-card .status-chip{
            font-family: var(--display); font-size:.6rem; font-weight:700; letter-spacing:.06em; text-transform:uppercase;
            background: var(--green-tint); color: var(--green); padding:4px 10px; border-radius:100px;
        }
        .assay-row{ display:flex; justify-content:space-between; font-size:.85rem; padding:9px 0; border-bottom:1px solid rgba(11,10,46,.06); }
        .assay-row .k{ color: var(--slate); }
        .assay-row .v{ font-weight:700; color: var(--navy); font-family: var(--display); }
        .assay-card .purity{ margin-top:18px; text-align:center; padding:16px 0 4px; }
        .assay-card .purity .big{ font-family: var(--display); font-size:2.3rem; font-weight:800; color: var(--orange); }
        .assay-card .purity .cap{ font-family: var(--display); font-size:.62rem; font-weight:600; letter-spacing:.12em; text-transform:uppercase; color: var(--slate); }
        .floating-badge{
            position:absolute; background: var(--surface); border-radius:14px; box-shadow: var(--shadow);
            padding:12px 16px; display:flex; align-items:center; gap:10px;
            font-family: var(--display); font-size:.78rem; font-weight:700; color: var(--navy); z-index:3;
        }
        .badge-nabl{ top:8%; left:2%; animation: floatCard 7s ease-in-out infinite; animation-delay:.4s; }
        .badge-nabl i{ color: var(--orange); }
        .badge-turnaround{ bottom:6%; right:0; animation: floatCard 8s ease-in-out infinite; animation-delay:1s; }
        .badge-turnaround i{ color: var(--green); }

        /* ===== SECTIONS ===== */
        section{ position:relative; }
        .section-pad{ padding:100px 0; }
        .bg-surface{ background: var(--surface); }

        .reveal{ opacity:0; transform: translateY(28px); transition: opacity .7s ease, transform .7s ease; }
        .reveal.in{ opacity:1; transform: translateY(0); }

        /* ===== MARQUEE / TRUST STRIP ===== */
        .trust-strip{ background: var(--surface); border-top:1px solid var(--line); border-bottom:1px solid var(--line); padding:26px 0; }
        .trust-track{ display:flex; align-items:center; justify-content:space-around; gap:30px; flex-wrap:wrap; }
        .trust-item{ display:flex; align-items:center; gap:12px; font-family:var(--display); font-weight:700; font-size:.9rem; color: var(--slate); }
        .trust-item i{ font-size:1.35rem; color: var(--navy); }
        .trust-item .t-o{ color: var(--orange); }
        .trust-item .t-g{ color: var(--green); }

        /* ===== ABOUT ===== */
        .about-visual{ position:relative; }
        .about-img-frame{
            position:relative; border-radius:22px; overflow:hidden; box-shadow: var(--shadow);
            border:1px solid var(--line); background:
                radial-gradient(120% 120% at 15% 10%, rgba(242,107,33,.10) 0%, transparent 45%),
                radial-gradient(120% 120% at 90% 90%, rgba(22,169,124,.12) 0%, transparent 45%),
                linear-gradient(160deg, #fff 0%, var(--bg) 100%);
        }
        .about-img-frame svg{ display:block; width:100%; height:auto; }
        .about-float-card{
            position:absolute; bottom:-60px; background: var(--surface);
            border-radius:16px; box-shadow: var(--shadow); border:1px solid var(--line);
            padding:16px 20px; display:flex; align-items:center; gap:14px; z-index:3;
        }
        .about-float-card .ac-num{ font-family:var(--display); font-weight:800; font-size:1rem; color: var(--orange); line-height:1; }
        .about-float-card .ac-cap{ font-family:var(--display); font-size:.66rem; font-weight:600; letter-spacing:.1em; text-transform:uppercase; color: var(--slate); }
        .credential-strip{
            display:flex; align-items:center; gap:16px; background: var(--bg); border:1px solid var(--line);
            border-radius:16px; padding:18px 22px; margin-bottom:16px;
        }
        .credential-strip .icon-circle{
            width:48px; height:48px; border-radius:50%; display:grid; place-items:center;
            background: var(--navy); color:#fff; font-size:1.1rem; flex-shrink:0;
        }
        .credential-strip h5{ margin:0; font-size:1.02rem; }

        /* ===== SERVICES ===== */
        .services-section{ background: linear-gradient(180deg, #EFF1F4 0%, var(--bg) 100%); }
        .test-card{
            background: var(--surface); border-radius:20px; padding:38px 30px; height:100%;
            border:1px solid var(--line); transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
        }
        .test-card:hover{ transform: translateY(-8px); box-shadow: var(--shadow); border-color: rgba(242,107,33,.4); }
        .test-card .test-code{
            font-family: var(--display); font-size:.68rem; font-weight:700; letter-spacing:.1em; text-transform:uppercase;
            color: var(--orange); margin-bottom:18px; display:block;
        }
        .test-card .icon-tile{
            width:56px; height:56px; border-radius:14px; display:grid; place-items:center;
            background: var(--orange-tint); color: var(--orange-deep); font-size:1.3rem; margin-bottom:22px;
        }
        .test-card h4{ font-size:1.2rem; margin-bottom:12px; }
        .test-card p{ font-size:.92rem; color: var(--slate); margin-bottom:0; }

        /* ===== LAB GALLERY (dummy images) ===== */
        .gallery-tile{
            position:relative; border-radius:20px; overflow:hidden; border:1px solid var(--line);
            box-shadow: var(--shadow); background: var(--surface);
        }
        .gallery-tile svg{ display:block; width:100%; height:auto; transition: transform .6s ease; }
        .gallery-tile:hover svg{ transform: scale(1.05); }
        .gallery-tile .g-cap{
            position:absolute; left:0; right:0; bottom:0; padding:18px 20px;
            background: linear-gradient(180deg, transparent 0%, rgba(11,10,46,.72) 100%);
            color:#fff;
        }
        .gallery-tile .g-cap .g-tag{
            font-family:var(--display); font-size:.6rem; font-weight:700; letter-spacing:.14em; text-transform:uppercase; color: var(--orange);
        }
        .gallery-tile .g-cap h5{ color:#fff; margin:4px 0 0; font-size:1.05rem; }

        /* ===== PROCESS ===== */
        .process-section{ background: var(--surface); }
        .process-step{ position:relative; padding:28px 26px; border-radius:20px; border:1px solid var(--line); background: var(--bg); height:100%; }
        .process-step .p-num{
            font-family:var(--display); font-weight:800; font-size:.85rem; width:40px; height:40px; border-radius:12px;
            display:grid; place-items:center; background: var(--navy); color:#fff; margin-bottom:18px;
        }
        .process-step h5{ font-size:1.08rem; margin-bottom:8px; }
        .process-step p{ font-size:.9rem; color: var(--slate); margin:0; }

        /* ===== CTA STRIP ===== */
        .cta-strip{
            background: linear-gradient(120deg, var(--navy) 0%, var(--navy-deep) 100%);
            border-radius: 28px; padding: 56px 50px;
            display:flex; align-items:center; justify-content:space-between; gap:30px; flex-wrap:wrap;
            box-shadow: var(--shadow); position:relative; overflow:hidden;
        }
        .cta-strip::after{
            content:''; position:absolute; width:360px; height:360px; right:-80px; top:-140px; border-radius:50%;
            background: radial-gradient(circle, rgba(242,107,33,.35) 0%, transparent 70%); pointer-events:none;
        }
        .cta-strip h3{ color:#fff; font-size:1.7rem; margin-bottom:8px; }
        .cta-strip p{ color: rgba(255,255,255,.72); margin:0; }
        .cta-strip > *{ position:relative; z-index:1; }
        .btn-cta-light{
            background: var(--orange); color:#fff !important;
            font-family: var(--display); font-weight:700; padding:13px 30px; border-radius:100px;
            white-space:nowrap; transition: transform .2s ease, background .2s ease;
        }
        .btn-cta-light:hover{ transform: translateY(-2px); background: var(--orange-deep); }