:root {
            --bg-base: #1A1A2A;
            --surface: #0A0B10;
            --surface-2: #12131C;
            --accent: #0066FF;
            --accent-light: #3385FF;
            --accent-dark: #004cbf;
            --white: #FFFFFF;
            --surface-light: #F8F9FA;
            --text: #333;
            --muted: #666;
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --container: clamp(1440px, 60vw, 2000px);
            --section-x: 5%;
            --shadow-soft: 0 4px 20px rgba(0,0,0,0.04);
            --body-font: 'Inter', sans-serif;
            --display-font: 'Plus Jakarta Sans', sans-serif;
            --transition: background-color 240ms ease, border-color 240ms ease, opacity 240ms ease, transform 240ms ease, box-shadow 240ms ease, color 240ms ease;
        }

        * { margin: 0; padding: 0; box-sizing: border-box; }
        html { overflow-x: hidden; }
        body { font-family: var(--body-font); color: var(--white); line-height: 1.7; background-color: var(--bg-base); }

        h1, h2, h3, h4, .brand { font-family: var(--display-font); }

        .sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
        .skip-to-content { position: fixed; top: 0; left: 50%; transform: translate(-50%, -100%); background: var(--accent); color: var(--white); padding: 12px 24px; border-radius: 0 0 var(--radius-md) var(--radius-md); z-index: 10001; font-weight: 700; font-size: 14px; text-decoration: none; transition: transform 240ms ease; }
        .skip-to-content:focus-visible { transform: translate(-50%, 0); outline: 2px solid var(--accent-light); outline-offset: 2px; }

        #scroll-progress { position: fixed; top: 0; left: 0; width: 0%; height: 3px; background: linear-gradient(90deg, var(--accent), var(--accent-light)); z-index: 9999; }

        
        header { position: fixed; top: 0; width: 100%; height: 80px; z-index: 1000; transition: var(--transition); display: flex; align-items: center; justify-content: space-between; padding: 0 var(--section-x); gap: 24px; border: none; background: transparent; }
        header.scrolled { background: rgba(26, 26, 42, 0.95); -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px); box-shadow: 0 2px 24px rgba(0,0,0,0.18); height: 64px; }
        .brand { font-size: 22px; font-weight: 800; color: var(--white); text-decoration: none; letter-spacing: -0.02em; transition: var(--transition); z-index: 1001; margin-right: auto; }

        .nav-links { display: flex; gap: clamp(16px, 1.8vw, 32px); align-items: center; min-width: 0; }
        .nav-link { color: var(--white); text-decoration: none; font-size: 15px; font-weight: 600; position: relative; overflow: hidden; padding-bottom: 4px; white-space: nowrap; }
        .nav-link::after { content: ''; position: absolute; bottom: 0; left: -100%; width: 100%; height: 2px; background: var(--accent); transition: transform 240ms ease; }
        .nav-link.active { color: var(--white); }
        .nav-link.active::after { transform: translateX(100%); }
        .nav-link:hover::after { transform: translateX(100%); }

        .phone-pulse { color: var(--white); text-decoration: none; font-weight: 600; font-size: 16px; animation: pulsePhone 6s infinite; white-space: nowrap; }
        @keyframes pulsePhone { 0%, 100% { opacity: 1; transform: scale(1); } 50% { opacity: 0.7; transform: scale(1.02); } }

        .nav-cta, .btn-outline { text-decoration: none; font-weight: 600; position: relative; overflow: hidden; z-index: 1; display: inline-block;}
        .nav-cta::before, .btn-outline::before { content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 100%; transform: scaleX(0); transform-origin: left; transition: transform 240ms ease; z-index: -1; }
        .nav-cta:hover::before, .btn-outline:hover::before { transform: scaleX(1); }
        .nav-cta { background: var(--accent); color: var(--white); padding: 0 clamp(16px, 1.5vw, 28px); height: 52px; display: inline-flex; align-items: center; justify-content: center; border-radius: var(--radius-md); white-space: nowrap; flex-shrink: 0; }
        .nav-cta::before { background: var(--accent-dark); }
        .btn-outline { background: transparent; border: 1px solid var(--white); color: var(--white); padding: 0 28px; height: 52px; display: inline-flex; align-items: center; justify-content: center; border-radius: var(--radius-md); }
        .btn-outline::before { background: var(--white); }
        .btn-outline:hover { color: var(--bg-base); }
        .btn-outline:hover::before { transform: scaleX(1); }

        
        .mobile-toggle { display: none; background: transparent; border: none; color: var(--white); font-size: 24px; cursor: pointer; z-index: 1001; padding: 5px; min-width: 44px; min-height: 44px; align-items: center; justify-content: center; }

        /* Tablet (769–1100px): switch to burger menu — full nav row does not fit at ~1024px */
        @media (max-width: 1100px) and (min-width: 769px) {
            .mobile-toggle { display: inline-flex; }
            .nav-links {
                position: fixed; top: 64px; left: 0; width: 100%; height: calc(100vh - 64px);
                background: rgba(26, 26, 42, 0.98); -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
                flex-direction: column; justify-content: center; padding: 40px 20px;
                transform: translateX(-100%);
                transition: transform 240ms ease;
                overflow-y: auto;
                -webkit-overflow-scrolling: touch;
            }
            .nav-links.nav-active { transform: translateX(0); }
            .nav-link { font-size: 20px; white-space: normal; }
            .phone-pulse { font-size: 18px; animation: none; }
            .nav-cta { height: 48px; }
        }

        
        #hero { min-height: 100vh; padding-top: 100px; padding-bottom: 60px; position: relative; background: linear-gradient(135deg, var(--bg-base), var(--accent)); overflow: hidden; display: flex; align-items: center; }
        #hero::before { content: ''; position: absolute; inset: -10%; background-image: url('../img/pic/hero-bg.webp'); background-size: cover; background-position: center; animation: kenBurns 25s ease-in-out infinite alternate; z-index: 0; }
        #hero::after { content: ''; position: absolute; inset: 0; background: rgba(0,0,0,0.54); z-index: 1; }

        .hero-inner { position: relative; z-index: 2; width: 90%; max-width: var(--container); margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: clamp(24px, 2.5vw, 40px); }
        .hero-content { flex: 0 0 50%; color: var(--white); position: relative; min-width: 0; max-width: 100%; }
        .hero-content::before { content: ''; position: absolute; inset: -80px -150px -80px -80px; background: radial-gradient(ellipse at center, rgba(26,26,42,0.56) 0%, rgba(26,26,42,0.25) 45%, rgba(26,26,42,0) 75%); pointer-events: none; z-index: -1; }
        @media (max-width: 768px) { .hero-content::before { display: none; } }
        .section-label { color: #4D94FF; text-transform: uppercase; font-size: 12px; letter-spacing: 0.15em; font-weight: 700; margin-bottom: 16px; display: block; }
        .hero-headline { text-wrap: balance; font-size: clamp(30px, 5vw, 72px); line-height: 1.1; margin-bottom: 24px; font-weight: 800; max-width: 100%; }
        /* H-1: keep headline clear of the 47% video panel on wide screens */
        @media (min-width: 1200px) { .hero-headline { max-width: 600px; } }
        @media (max-width: 340px) { .hero-headline { font-size: clamp(26px, 8.5vw, 30px); } }
        .hero-sub { font-size: 18px; font-weight: 400; color: rgba(255,255,255,0.95); line-height: 1.6; margin-bottom: 32px; max-width: 560px; background: rgba(0, 0, 0, 0.4); -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px); padding: 16px 20px; border-radius: var(--radius-md); border-left: 3px solid var(--accent); }

        .btn-group { display: flex; gap: 16px; margin-bottom: 24px; flex-wrap: wrap; }
        .trust-signal { font-size: 13px; color: rgba(255,255,255,0.65); display: flex; align-items: center; gap: 8px; font-weight: 600; }
        .trust-signal i { color: #FFD700; }

        .hero-right { flex: 0 0 47%; position: relative; animation: heroFloat 8s ease-in-out infinite; display: flex; justify-content: flex-end; margin-left: auto; }
        .hero-img-container { width: 100%; max-width: 660px; height: clamp(400px, 60vh, 600px); position: relative; margin-left: auto; margin-right: 0; }
        .hero-img { position: absolute; top: 0; left: 0; width: 100%; height: 100%; object-fit: cover; clip-path: polygon(12% 0%, 100% 0%, 100% 100%, 0% 100%); background: linear-gradient(135deg, var(--bg-base), var(--accent)); z-index: 0; }

        @keyframes kenBurns { 0% { transform: scale(1) translate(0%, 0%); } 33% { transform: scale(1.06) translate(-2%, -1%); } 66% { transform: scale(1.04) translate(1.5%, -2%); } 100% { transform: scale(1.08) translate(-1%, 1%); } }
        @keyframes heroFloat { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }
        @keyframes badgePulse { 0%, 100% { box-shadow: 0 0 0 0 rgba(0, 102, 255, 0.4)} 50% { box-shadow: 0 0 0 8px rgba(0, 102, 255, 0)} }

        
        .marquee { background: var(--bg-base); padding: 16px 0; overflow: hidden; display: flex; border-top: 1px solid rgba(255,255,255,0.05); border-bottom: 1px solid rgba(255,255,255,0.05); }
        .marquee-track { display: flex; width: max-content; animation: marquee 45s linear infinite; }
        .marquee-content { display: flex; flex-shrink: 0; }
        .marquee-item { color: var(--white); font-size: 12px; text-transform: uppercase; letter-spacing: 0.1em; font-weight: 600; display: flex; align-items: center; white-space: nowrap; flex-shrink: 0; }
        .marquee-item::after { content: '•'; margin: 0 40px; color: var(--accent); }
        @keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }

        
        .services { padding: 100px var(--section-x); background: linear-gradient(135deg, var(--surface), var(--surface-2)); color: var(--white); }
        .section-header { max-width: var(--container); margin: 0 auto 50px; text-align: left; }
        .section-headline { text-wrap: balance; font-size: clamp(32px, 4vw, 52px); font-weight: 800; line-height: 1.1; margin-bottom: 16px; color: var(--white); letter-spacing: -0.015em; }
        .section-subline { font-size: 18px; color: rgba(255,255,255,0.7); max-width: 800px; line-height: 1.6; }

        
        .section-label--block { display: inline-block; margin-bottom: 12px; }
        .section-subtext { font-size: 17px; color: rgba(255,255,255,0.7); line-height: 1.6; }
        .section-subtext--light { font-size: 17px; color: #555; line-height: 1.6; }
        .section-header--center { text-align: center; }
        .section-headline--sm { font-size: clamp(28px, 4vw, 48px); margin-bottom: 12px; }
        .section-subline--centered { margin: 0 auto; color: rgba(255,255,255,0.7); max-width: 720px; font-size: 16px; line-height: 1.6; }
        .portfolio-tabs--spaced { margin-top: 35px; margin-bottom: 35px; }
        .cta-icon { margin-left: 8px; }

        
        .portfolio-info { color: #fff; z-index: 2; text-align: left; max-width: 90%; }
        .portfolio-info-title { font-weight: 800; font-size: 15px; line-height: 1.3; color: #fff; }
        .portfolio-info-location { font-size: 12px; color: var(--accent-light); margin-top: 4px; font-weight: 600; }
        .lightbox-title { font-size: 18px; font-weight: 800; color: #fff; margin-bottom: 4px; }
        .lightbox-location { font-size: 14px; color: var(--accent-light); font-weight: 600; margin-bottom: 8px; }
        .lightbox-work { font-size: 13px; color: rgba(255,255,255,0.85); font-weight: 400; max-width: 650px; margin: 0 auto; line-height: 1.4; }

        .services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; max-width: var(--container); margin: 0 auto; }
        .service-card { padding: 36px 36px; background: rgba(255, 255, 255, 0.02); border: 1px solid rgba(255, 255, 255, 0.05); border-radius: var(--radius-xl); transition: transform 240ms ease, box-shadow 240ms ease, background-color 240ms ease, border-color 240ms ease; position: relative; overflow: hidden; display: grid; grid-template-columns: 40px 1fr; grid-template-rows: auto 1fr auto; column-gap: 16px; }
        .service-card:hover { transform: translateY(-4px); box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25), 0 4px 15px rgba(0, 102, 255, 0.04); background: rgba(255, 255, 255, 0.035); border-color: rgba(255, 255, 255, 0.15); }

        .service-card.span-2 { grid-column: span 2; }
        .service-icon { font-size: 34px; width: 40px; height: 40px; display: flex; align-items: center; justify-content: center; color: var(--accent); flex-shrink: 0; grid-column: 1; grid-row: 1; margin-bottom: 0; align-self: start; margin-top: -4px; }
        .service-title { font-size: 22px; font-weight: 800; font-family: var(--display-font); line-height: 1.3; letter-spacing: -0.01em; grid-column: 2; grid-row: 1; margin-bottom: 16px; align-self: start; }
        .service-desc { font-size: 15px; color: rgba(255, 255, 255, 0.5); line-height: 1.6; grid-column: 1 / span 2; grid-row: 2; margin-bottom: 24px; }
        .service-link { color: var(--accent); text-decoration: none; font-size: 14px; font-weight: 600; display: inline-flex; align-items: center; gap: 8px; grid-column: 1 / span 2; grid-row: 3; align-self: end; }

        
        .portfolio { padding: 100px var(--section-x); background: var(--bg-base); border-top: 1px solid rgba(255,255,255,0.05); }
        .portfolio-header { text-align: left; max-width: var(--container); margin: 0 auto 30px; }
        .portfolio-header .section-subtext { max-width: 800px; }
        .portfolio-headline { font-size: clamp(32px, 4vw, 48px); font-weight: 800; color: var(--white); margin-bottom: 10px; line-height: 1.1; letter-spacing: -0.01em; font-family: var(--display-font); }

        .portfolio-tabs {
            display: flex;
            justify-content: flex-start;
            max-width: var(--container);
            margin-left: auto;
            margin-right: auto;
            gap: 20px;
            margin-bottom: 45px;
            flex-wrap: wrap;
        }
        .portfolio-tab {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.12);
            color: rgba(255, 255, 255, 0.75);
            padding: 14px 28px;
            border-radius: 12px;
            font-size: 15px;
            font-weight: 700;
            font-family: var(--display-font);
            cursor: pointer;
            transition: var(--transition);
            -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }
        .portfolio-tab i {
            color: var(--accent-light);
            font-size: 16px;
            transition: var(--transition);
        }
        .portfolio-tab:hover {
            background: rgba(255, 255, 255, 0.12);
            color: var(--white);
            border-color: var(--accent);
            transform: translateY(-2px);
        }
        .portfolio-tab.active {
            background: var(--accent);
            color: var(--white);
            border-color: var(--accent-light);
            box-shadow: 0 8px 25px rgba(0, 102, 255, 0.35);
        }
        .portfolio-tab.active i {
            color: var(--white);
        }

        .portfolio-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; max-width: var(--container); margin: 0 auto; }
        .portfolio-card { position: relative; height: 320px; border-radius: var(--radius-xl); overflow: hidden; cursor: pointer; box-shadow: 0 4px 15px rgba(0,0,0,0.3); border: 1px solid rgba(255,255,255,0.05); }

        .portfolio-img { width: 100%; height: 100%; object-fit: cover; transition: transform 400ms ease; }
        .portfolio-overlay { position: absolute; inset: 0; display: flex; align-items: flex-end; padding: 24px; z-index: 1; }
        .portfolio-overlay::before { content: ''; position: absolute; inset: 0; background: linear-gradient(to top, rgba(0,0,0,0.78) 0%, rgba(0,0,0,0.45) 28%, rgba(0,0,0,0) 65%); z-index: -1; transition: opacity 400ms ease; }
        .portfolio-overlay::after { content: ''; position: absolute; inset: 0; background: linear-gradient(to top, rgba(0,0,0,0.9) 0%, rgba(0,0,0,0.6) 30%, rgba(0,0,0,0) 70%); opacity: 0; transition: opacity 400ms ease; z-index: -1; }
        .portfolio-icon { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%) scale(0.5); color: var(--white); font-size: 32px; opacity: 0; transition: transform 400ms ease, opacity 400ms ease; z-index: 2; pointer-events: none; }

        .portfolio-card:hover .portfolio-img { transform: scale(1.05); }
        .portfolio-card:hover .portfolio-overlay::before { opacity: 0; }
        .portfolio-card:hover .portfolio-overlay::after { opacity: 1; }
        .portfolio-card:hover .portfolio-icon { opacity: 1; transform: translate(-50%, -50%) scale(1); }

        
        .certificates-section {
            padding: 100px var(--section-x);
            background: var(--surface);
            border-top: 1px solid rgba(255,255,255,0.06);
        }
        .certificates-section .section-header {
            margin-bottom: 20px;
        }
        .certificates-section .section-header--center { text-align: left; }
        .certificates-section .section-subline--centered { margin-left: 0; }
        .certificates-section .portfolio-tabs--spaced {
            margin-top: 0;
            margin-bottom: 0;
        }
        .certificates-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            max-width: var(--container);
            margin: 16px auto 0;
        }
        .certificate-card {
            background: rgba(18, 21, 30, 0.72);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: 14px;
            padding: 16px;
            text-align: left;
            cursor: pointer;
            transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.3s ease, box-shadow 0.3s ease;
            -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
            position: relative;
            display: flex;
            flex-direction: column;
            z-index: 1;
            overflow: hidden;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
        }
        
        /* Card Hover States per Theme */
        .certificate-card:hover,
        .cert-card--blue:hover {
            transform: translateY(-5px);
            border-color: rgba(59, 130, 246, 0.45);
            box-shadow: 0 16px 36px rgba(0, 0, 0, 0.45), 0 0 24px rgba(37, 99, 235, 0.16);
            z-index: 10;
        }
        .cert-card--gold:hover {
            transform: translateY(-5px);
            border-color: rgba(245, 158, 11, 0.45);
            box-shadow: 0 16px 36px rgba(0, 0, 0, 0.45), 0 0 24px rgba(245, 158, 11, 0.16);
            z-index: 10;
        }
        .cert-card--purple:hover {
            transform: translateY(-5px);
            border-color: rgba(168, 85, 247, 0.45);
            box-shadow: 0 16px 36px rgba(0, 0, 0, 0.45), 0 0 24px rgba(168, 85, 247, 0.16);
            z-index: 10;
        }

        .certificate-img-box {
            position: relative;
            width: 100%;
            height: 410px;
            border-radius: 10px;
            background: #0b0d13;
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 1px solid rgba(255, 255, 255, 0.05);
            box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.5);
            overflow: hidden;
            transition: var(--transition);
        }
        .certificate-badges {
            position: absolute;
            top: 10px;
            left: 10px;
            right: 10px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 8px;
            z-index: 2;
            pointer-events: none;
        }
        .cert-badge {
            font-size: 11px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 6px;
            letter-spacing: 0.01em;
            line-height: 1.2;
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
        }
        .cert-badge--issuer {
            background: rgba(30, 41, 59, 0.94);
            border: 1px solid rgba(255, 255, 255, 0.16);
            color: #ffffff;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
        }
        .cert-card--blue .cert-badge--issuer {
            background: rgba(29, 78, 216, 0.92);
            border: 1px solid rgba(147, 197, 253, 0.45);
            color: #ffffff;
        }
        .cert-card--gold .cert-badge--issuer {
            background: rgba(180, 83, 9, 0.92);
            border: 1px solid rgba(253, 224, 71, 0.5);
            color: #ffffff;
        }
        .cert-card--purple .cert-badge--issuer {
            background: rgba(126, 34, 206, 0.92);
            border: 1px solid rgba(216, 180, 254, 0.5);
            color: #ffffff;
        }
        
        .cert-badge--valid {
            background: rgba(6, 78, 59, 0.94);
            border: 1px solid rgba(52, 211, 153, 0.5);
            color: #a7f3d0;
            margin-left: auto;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
        }
        .certificate-img {
            max-width: 98%;
            max-height: 98%;
            width: auto;
            height: auto;
            object-fit: contain;
            filter: drop-shadow(0 6px 16px rgba(0, 0, 0, 0.7));
            transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
            border-radius: 2px;
        }
        .certificate-card:hover .certificate-img {
            transform: scale(1.02);
        }

        /* Hover Zoom Overlay on Scan */
        .cert-img-overlay {
            position: absolute;
            inset: 0;
            background: rgba(11, 13, 19, 0.4);
            display: flex;
            align-items: center;
            justify-content: center;
            opacity: 0;
            transition: opacity 0.25s cubic-bezier(0.16, 1, 0.3, 1);
            pointer-events: none;
            z-index: 3;
            border-radius: 9px;
        }
        .certificate-card:hover .cert-img-overlay {
            opacity: 1;
        }
        .cert-zoom-pill {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 16px;
            background: rgba(12, 16, 26, 0.88);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 24px;
            color: #ffffff;
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.6);
            transform: translateY(6px) scale(0.96);
            transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1), background-color 0.2s ease, border-color 0.2s ease;
        }
        .certificate-card:hover .cert-zoom-pill {
            transform: translateY(0) scale(1);
        }
        .cert-card--blue:hover .cert-zoom-pill {
            border-color: rgba(96, 165, 250, 0.6);
            background: rgba(15, 23, 42, 0.92);
        }
        .cert-card--gold:hover .cert-zoom-pill {
            border-color: rgba(245, 158, 11, 0.6);
            background: rgba(26, 18, 8, 0.92);
            color: #fef08a;
        }
        .cert-card--purple:hover .cert-zoom-pill {
            border-color: rgba(168, 85, 247, 0.6);
            background: rgba(24, 12, 34, 0.92);
            color: #f3e8ff;
        }
        .cert-zoom-icon {
            flex-shrink: 0;
        }
        .cert-zoom-text {
            font-size: 12.5px;
            font-weight: 600;
            letter-spacing: 0.02em;
        }

        .certificate-info {
            display: flex;
            flex-direction: column;
            flex-grow: 1;
            padding: 0 2px 2px 2px;
        }
        .certificate-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 8px;
            gap: 8px;
        }
        .cert-standard-tag {
            font-size: 11.5px;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: 6px;
            letter-spacing: 0.02em;
            text-transform: uppercase;
            line-height: 1.2;
            display: inline-block;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
        }
        .cert-tag--blue {
            background: rgba(29, 78, 216, 0.92);
            border: 1px solid rgba(147, 197, 253, 0.45);
            color: #ffffff;
        }
        .cert-tag--gold {
            background: rgba(180, 83, 9, 0.92);
            border: 1px solid rgba(253, 224, 71, 0.5);
            color: #ffffff;
        }
        .cert-tag--purple {
            background: rgba(126, 34, 206, 0.92);
            border: 1px solid rgba(216, 180, 254, 0.5);
            color: #ffffff;
        }
        .cert-reg-number {
            font-size: 13px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.75);
            font-family: 'JetBrains Mono', 'Roboto Mono', monospace, sans-serif;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            letter-spacing: 0.01em;
        }
        .certificate-title {
            font-size: 15.5px;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 6px;
            font-family: var(--display-font);
            line-height: 1.32;
        }
        .certificate-sub {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.78);
            line-height: 1.45;
            margin-bottom: 0;
            flex-grow: 1;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        /* Value Proposition Bar */
        .certificates-value-bar {
            display: flex;
            align-items: stretch;
            justify-content: space-between;
            gap: 16px;
            max-width: var(--container);
            width: 100%;
            margin: 32px auto 0;
            padding: 18px 24px;
            background: rgba(18, 21, 30, 0.6);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: 14px;
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
        }
        .cert-value-item {
            flex: 1 1 0px;
            display: flex;
            align-items: flex-start;
            gap: 12px;
        }
        .cert-value-icon {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: rgba(37, 99, 235, 0.12);
            border: 1px solid rgba(59, 130, 246, 0.25);
            color: #60a5fa;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }
        .cert-value-icon svg {
            display: block;
        }
        .cert-value-content {
            display: flex;
            flex-direction: column;
        }
        .cert-value-title {
            font-size: 13.5px;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 2px;
            line-height: 1.25;
        }
        .cert-value-desc {
            font-size: 11.5px;
            color: rgba(255, 255, 255, 0.52);
            line-height: 1.35;
        }

        .lightbox-watermark {
            display: none;
            position: absolute;
            inset: 0;
            align-items: center;
            justify-content: center;
            pointer-events: none;
            user-select: none;
            overflow: hidden;
            z-index: 5;
        }
        .lightbox-modal.show-watermark .lightbox-watermark {
            display: flex;
        }
        .lightbox-watermark span {
            font-size: 22px;
            font-weight: 900;
            color: rgba(0, 80, 220, 0.16);
            text-shadow: 0 0 3px rgba(255, 255, 255, 0.5), 0 0 6px rgba(0, 0, 0, 0.2);
            white-space: nowrap;
            transform: rotate(-30deg) scale(1.3);
            letter-spacing: 2.5px;
            font-family: var(--display-font);
        }
        @media (max-width: 992px) {
            .certificates-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
        }
        @media (max-width: 576px) {
            .certificates-grid { grid-template-columns: 1fr; }
        }

        
        .why-us { padding: 100px var(--section-x); background: var(--surface-2); border-top: 1px solid rgba(255,255,255,0.06); color: var(--white); overflow-x: clip; }
        .why-us-inner { max-width: var(--container); margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 4%; }
        .why-left { flex: 0 0 46%; }
        .why-img { width: 100%; height: 600px; object-fit: cover; border-radius: 0; background: linear-gradient(135deg, var(--bg-base), var(--accent)); box-shadow: 0 20px 40px rgba(0,0,0,0.5); }
        .why-right { flex: 0 0 50%; }

        .why-us .stat-line { font-size: 17px; font-weight: 400; color: rgba(255,255,255,0.7); line-height: 1.6; margin: 16px 0 24px; border-left: 3px solid var(--accent); padding-left: 14px; }

        .advantage-cards-grid {
            display: flex;
            flex-direction: column;
            gap: 16px;
            margin-bottom: 30px;
        }
        .advantage-card {
            background: rgba(255, 255, 255, 0.02);
            -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
            border: 1px solid rgba(255, 255, 255, 0.05);
            border-radius: 16px;
            padding: 24px;
            transition: background-color 240ms, border-color 240ms, opacity 240ms, transform 240ms, box-shadow 240ms, color 240ms ease;
        }
        .advantage-card:hover {
            background: rgba(255, 255, 255, 0.035);
            border-color: rgba(255, 255, 255, 0.15);
            transform: translateY(-4px);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.25), 0 4px 12px rgba(0, 102, 255, 0.04);
        }
        .advantage-card-header {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-bottom: 10px;
        }
        .advantage-icon-box {
            width: 28px;
            height: 28px;
            color: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            transition: transform 240ms ease;
        }
        .advantage-icon-box svg {
            width: 100%;
            height: 100%;
            stroke-width: 1.5;
        }
        .advantage-card:hover .advantage-icon-box {
            transform: scale(1.1);
        }
        .advantage-title {
            font-size: 17px;
            font-weight: 800;
            color: #ffffff;
            font-family: var(--display-font);
            margin: 0;
            letter-spacing: -0.01em;
        }
        .advantage-desc {
            font-size: 13px;
            line-height: 1.6;
            color: rgba(255, 255, 255, 0.5);
            font-weight: 400;
            margin: 0;
            padding-left: 44px;
        }

        
        .partners { padding: 100px 0; background: var(--surface); overflow: hidden; position: relative; border-top: 1px solid rgba(255,255,255,0.06);}
        .partners-header { text-align: center; margin-bottom: 60px; padding: 0 var(--section-x); max-width: 800px; margin-left: auto; margin-right: auto; }

        .partners-marquee {
            width: 100%;
            overflow: hidden;
            position: relative;
            -webkit-mask-image: linear-gradient(to right, rgba(0,0,0,0) 0%, rgba(0,0,0,1) 15%, rgba(0,0,0,1) 85%, rgba(0,0,0,0) 100%);
            mask-image: linear-gradient(to right, rgba(0,0,0,0) 0%, rgba(0,0,0,1) 15%, rgba(0,0,0,1) 85%, rgba(0,0,0,0) 100%);
        }

        .partners-track { display: flex; width: max-content; animation: partnersScroll 45s linear infinite; padding: 20px 0; align-items: center; }
        .partners-content { display: flex; gap: 80px; margin-right: 80px; flex-shrink: 0; align-items: center;}

        .partner-logo {
            width: 126px;
            height: 113px;
            object-fit: contain;
            background-color: var(--white);
            padding: 2px;
            border-radius: 16px;
            /* Central-focus: базовый фильтр задаёт JS (rAF), здесь только плавная интерполяция */
            filter: grayscale(1) opacity(0.6);
            transition: transform 240ms ease, box-shadow 240ms ease, filter 240ms ease;
            cursor: pointer;
            will-change: filter, transform;
        }

        .partner-logo:hover {
            filter: grayscale(0) opacity(1);
            transform: scale(1.05);
            box-shadow: 0 10px 25px rgba(0, 102, 255, 0.15);
        }

        @keyframes partnersScroll {
            from { transform: translateX(0); }
            to { transform: translateX(-50%); }
        }

        
        .contact-col-section { padding: 100px var(--section-x); background-color: var(--surface-2); background-image: radial-gradient(circle, rgba(255,255,255,0.03) 1px, transparent 1px); background-size: 20px 20px; border-top: 1px solid rgba(255,255,255,0.06); overflow-x: clip; }
        .contact-col-container { max-width: var(--container); margin: 0 auto; }
        .col-section-header { text-align: left; margin: 0 0 50px; }
        .col-section-header .section-subtext { max-width: 900px; }
        .col-section-headline { font-size: clamp(32px, 4vw, 48px); font-weight: 800; color: var(--white); margin-bottom: 10px; line-height: 1.1; letter-spacing: -0.01em; }

        .contact-grid-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }

        .offer-side-box { background: rgba(255, 255, 255, 0.03); -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px); padding: 48px; border-radius: var(--radius-xl); box-shadow: 0 10px 40px rgba(0,0,0,0.5); border: 1px solid rgba(255, 255, 255, 0.05); height: 100%; display: flex; flex-direction: column; justify-content: space-between; }
        .contact-form-box { background: rgba(255, 255, 255, 0.02); padding: 48px; border-radius: var(--radius-lg); border: 1px solid rgba(255, 255, 255, 0.05); }

        
        .phone-card-main {
            background: linear-gradient(135deg, rgba(0, 102, 255, 0.14) 0%, rgba(0, 102, 255, 0.03) 100%);
            border: 1px solid rgba(0, 102, 255, 0.3);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            margin: 18px 0 24px;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .phone-card-main:hover {
            border-color: var(--accent);
            box-shadow: 0 8px 25px rgba(0, 102, 255, 0.25);
            transform: translateY(-2px);
        }
        .phone-card-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .phone-card-status {
            font-size: 11px;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--accent-light);
            background: rgba(0, 102, 255, 0.2);
            padding: 3px 10px;
            border-radius: 20px;
        }
        .offer-phone-link {
            font-size: clamp(22px, 2.5vw, 28px);
            font-weight: 800;
            color: #ffffff;
            text-decoration: none;
            font-family: var(--display-font);
            display: inline-flex;
            align-items: center;
            gap: 12px;
            transition: var(--transition);
        }
        .offer-phone-link i {
            color: var(--accent-light);
            font-size: 20px;
        }
        .offer-phone-link:hover {
            color: var(--accent-light);
        }

        .contact-info-list {
            margin: 20px 0;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .contact-link-item {
            font-size: 16px;
            font-weight: 600;
            color: rgba(255,255,255,0.85);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 16px;
            background: rgba(255, 255, 255, 0.02);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-md);
            transition: var(--transition);
        }
        .contact-link-item-icon {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: rgba(0, 102, 255, 0.12);
            color: var(--accent-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            flex-shrink: 0;
            transition: var(--transition);
        }
        .contact-link-item i {
            color: var(--accent);
            width: 20px;
            font-size: 18px;
        }
        .contact-link-item:hover {
            background: rgba(255, 255, 255, 0.05);
            border-color: rgba(0, 102, 255, 0.3);
            color: var(--accent);
            transform: translateX(4px);
        }
        .contact-link-item:hover .contact-link-item-icon {
            background: var(--accent);
            color: #ffffff;
        }

        .requisites-mini {
            margin-top: 30px;
            padding: 20px 20px 18px 20px;
            background: rgba(0, 0, 0, 0.25);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-top: 1px solid rgba(255,255,255,0.1);
            border-radius: var(--radius-md);
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
            line-height: 1.6;
        }
        .requisites-mini strong {
            color: rgba(255, 255, 255, 0.85);
        }

        .form-group { margin-bottom: 28px; }
        .form-control { width: 100%; padding: 18px 24px; border: 1px solid rgba(255,255,255,0.08); border-radius: var(--radius-sm); font-family: var(--body-font); font-size: 15px; transition: border-color 240ms ease, background-color 240ms ease, box-shadow 240ms ease; background: rgba(0,0,0,0.35); color: var(--white); box-shadow: inset 0 2px 6px rgba(0,0,0,0.2); }
        .form-control::placeholder { color: rgba(255,255,255,0.55); }
        .form-control:focus-visible { outline: none; border-color: var(--accent); background: rgba(0,0,0,0.5); box-shadow: inset 0 2px 6px rgba(0,0,0,0.3); }
        textarea.form-control { resize: vertical; min-height: 160px; }

        .file-upload-group { position: relative; margin-bottom: 28px; }
        .file-upload-btn { display: inline-flex; align-items: center; gap: 8px; padding: 14px 20px; background: rgba(255,255,255,0.05); border: 1px dashed rgba(255,255,255,0.2); border-radius: var(--radius-sm); font-family: var(--body-font); font-size: 14px; color: var(--white); cursor: pointer; transition: all 240ms ease; }
        .file-upload-btn:hover { background: rgba(255,255,255,0.1); border-color: rgba(255,255,255,0.3); }
        .file-upload-hint { font-size: 12px; color: rgba(255,255,255,0.4); margin-top: 8px; }
        .file-upload-status { display: flex; align-items: center; gap: 12px; margin-top: 12px; padding: 12px 16px; background: rgba(255,255,255,0.03); border: 1px solid rgba(255,255,255,0.1); border-radius: var(--radius-sm); font-size: 13px; }
        .file-upload-progress { display: none; width: 100%; height: 2px; background: rgba(255,255,255,0.1); border-radius: 2px; margin-top: 10px; overflow: hidden; }
        .file-upload-progress-bar { height: 100%; width: 0%; background: var(--accent); transition: width 0.1s linear; }
        .file-name { color: var(--white); font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 200px; }
        .file-size { color: rgba(255,255,255,0.5); }
        .file-remove-btn { margin-left: auto; background: none; border: none; color: rgba(255,255,255,0.4); font-size: 18px; cursor: pointer; padding: 0 4px; line-height: 1; transition: color 240ms ease; }
        .file-remove-btn:hover { color: #ff4444; }

        .btn-submit { width: 100%; background: var(--accent); color: var(--white); border: 1px solid transparent; height: 56px; padding: 0; display: flex; align-items: center; justify-content: center; font-size: 16px; font-weight: 600; border-radius: var(--radius-md); cursor: pointer; transition: transform 240ms ease, background-color 240ms ease, box-shadow 240ms ease; }
        .btn-submit:hover { background: var(--accent-dark); transform: translateY(-2px); box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2), 0 4px 10px rgba(0, 102, 255, 0.1); }
        .btn-submit:disabled { background: var(--muted); cursor: not-allowed; transform: none; box-shadow: none; }


        
        .contact-heading { font-size: 22px; font-weight: 800; color: var(--white); margin-bottom: 16px; font-family: var(--display-font); }
        .contact-desc { font-size: 15px; color: rgba(255,255,255,0.6); margin-bottom: 10px; }
        .form-privacy-group { margin-bottom: 20px; }
        .privacy-label { display: flex; align-items: flex-start; gap: 10px; cursor: pointer; font-size: 13px; color: rgba(255,255,255,0.5); line-height: 1.4; }
        .privacy-checkbox { margin-top: 3px; accent-color: var(--accent); width: 16px; height: 16px; flex-shrink: 0; cursor: pointer; }
        .privacy-link { color: var(--accent); text-decoration: underline; background: none; border: none; padding: 0; font-size: inherit; cursor: pointer; font-family: inherit; display: inline; }

        
        .form-success { text-align: center; padding: 30px 10px; }
        .form-success-icon { font-size: 48px; color: var(--accent); margin-bottom: 16px; display: inline-block; }
        .form-success-heading { font-size: 22px; font-weight: 800; color: var(--white); margin-bottom: 10px; }
        .form-success-text { font-size: 15px; color: rgba(255,255,255,0.6); line-height: 1.6; margin-bottom: 24px; }
        .btn-submit--bg-base { background: var(--bg-base); width: auto; padding: 12px 28px; border: 1px solid rgba(255,255,255,0.1); }

        
        footer { background: var(--surface); border-top: 1px solid rgba(255, 255, 255, 0.04); color: var(--white); position: relative; z-index: 1; padding-top: 60px; }
        .footer-top { padding: 80px var(--section-x) 60px; max-width: var(--container); margin: 0 auto; display: grid; grid-template-columns: 2fr 1fr 1.5fr 1.5fr; gap: 60px; }
        .footer-brand { font-size: 26px; font-weight: 800; margin-bottom: 16px; font-family: var(--display-font); letter-spacing: -0.03em; color: var(--white); }
        .footer-tagline { font-size: 15px; color: rgba(255,255,255,0.55); margin-bottom: 32px; line-height: 1.7; }
        .social-links { display: flex; gap: 12px; }
        .social-link { width: 40px; height: 40px; border-radius: 50%; border: 1px solid rgba(255, 255, 255, 0.1); background: transparent; display: flex; align-items: center; justify-content: center; color: rgba(255, 255, 255, 0.6); text-decoration: none; transition: transform 240ms ease, border-color 240ms ease, color 240ms ease; }
        .social-link:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-4px); }

        .footer-heading { font-size: 12px; text-transform: uppercase; letter-spacing: 0.15em; color: rgba(255,255,255,0.3); margin-bottom: 24px; font-weight: 700; border-bottom: 1px solid rgba(255,255,255,0.05); padding-bottom: 16px; display: block; }
        .footer-link-list { list-style: none; }
        .footer-link-list li { margin-bottom: 12px; }
        .footer-link { color: rgba(255,255,255,0.55); text-decoration: none; font-size: 14.5px; transition: transform 240ms ease, color 240ms ease; display: inline-flex; align-items: center; gap: 10px; line-height: 1.4; }
        .footer-link i { margin-top: 2px; color: rgba(255,255,255,0.25); font-size: 12px; }
        a.footer-link:hover { color: var(--white); transform: translateX(6px); }

        .footer-bottom { border-top: 1px solid rgba(255,255,255,0.04); padding: 32px var(--section-x); text-align: center; }
        .copyright { font-size: 12px; color: rgba(255,255,255,0.3); max-width: var(--container); margin: 0 auto; text-transform: uppercase; letter-spacing: 0.05em; font-weight: 600; }
        .footer-privacy-link { background: none; border: none; padding: 0; color: inherit; font: inherit; text-decoration: underline; cursor: pointer; margin-left: 0; margin-top: 10px; transition: color 240ms ease; display: inline-block; }
        .footer-privacy-link:hover { color: rgba(255,255,255,0.6); }

        
        .footer-link-list__spaced { margin-top: 16px; }
        .footer-link--static { align-items: flex-start; cursor: default; display: flex; }
        .footer-link__icon--top { margin-top: 4px; }

                                
        .floating-widget {
            position: fixed;
            bottom: 24px;
            right: 24px;
            z-index: 9999;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 8px;
            opacity: 0.6; 
            transition: opacity 800ms ease; 
        }

        .floating-widget.is-active {
            opacity: 1; 
        }

        .floating-btn {
            position: relative;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(255, 255, 255, 0.04);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--white);
            text-decoration: none;
            box-shadow: 0 4px 10px rgba(0,0,0,0.15);
            transition: transform 240ms ease, box-shadow 240ms ease, background-color 240ms ease, border-color 240ms ease;
        }

        .floating-btn svg { 
            width: 20px; 
            height: 20px; 
            stroke-width: 1.5; 
            transition: transform 240ms ease;
        }

        
        .floating-btn:hover {
            background: var(--accent);
            border-color: var(--accent);
            transform: translateY(-2px) scale(1.02);
            box-shadow: 0 6px 16px rgba(0,0,0,0.25);
        }

        .floating-btn:active {
            transform: scale(0.96) translateY(0);
            transition-duration: 100ms;
        }

        
        .floating-btn::before {
            content: attr(data-tooltip);
            position: absolute;
            right: calc(100% + 12px);
            top: 50%;
            transform: translateY(-50%) translateX(6px);
            background: rgba(20, 21, 28, 0.85);
            border: 1px solid rgba(255, 255, 255, 0.05);
            color: rgba(255, 255, 255, 0.75);
            padding: 5px 10px;
            border-radius: 6px;
            font-size: 11.5px;
            letter-spacing: 0.02em;
            font-weight: 500;
            white-space: nowrap;
            opacity: 0;
            visibility: hidden;
            pointer-events: none;
            transition: opacity 250ms ease 150ms, transform 250ms ease 150ms;
            box-shadow: 0 4px 12px rgba(0,0,0,0.2);
            -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
        }

        .floating-btn:hover::before {
            opacity: 1;
            visibility: visible;
            transform: translateY(-50%) translateX(0);
        }

        
        .lightbox-modal {
            position: fixed;
            inset: 0;
            z-index: 10000;
            display: flex;
            align-items: center;
            justify-content: center;
            opacity: 0;
            visibility: hidden;
            transition: opacity 240ms ease, transform 240ms ease;
        }
        .lightbox-modal.active {
            opacity: 1;
            visibility: visible;
        }
        .lightbox-overlay {
            position: absolute;
            inset: 0;
            background: rgba(10, 10, 20, 0.92);
            -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
        }
        .lightbox-content {
            position: relative;
            z-index: 1;
            max-width: 82vw;
            max-height: 90vh;
            display: flex;
            flex-direction: column;
            align-items: center;
            transform: scale(0.92);
            transition: transform 240ms ease;
            padding: 20px;
        }
        .lightbox-modal.active .lightbox-content {
            transform: scale(1);
        }
        .lightbox-img {
            max-width: 100%;
            max-height: 75vh;
            object-fit: contain;
            border-radius: var(--radius-md);
            box-shadow: 0 20px 50px rgba(0,0,0,0.8);
            border: 1px solid rgba(255,255,255,0.15);
        }
        .lightbox-caption {
            margin-top: 16px;
            color: var(--white);
            font-size: 18px;
            font-weight: 700;
            font-family: var(--display-font);
            text-align: center;
            background: rgba(0,0,0,0.6);
            padding: 10px 24px;
            border-radius: 100px;
            border: 1px solid rgba(255,255,255,0.1);
        }
        .lightbox-modal.is-cert-mode .lightbox-content {
            max-width: 95vw;
            max-height: 90vh;
            padding: 0;
            background: transparent;
            border: none;
        }
        .lightbox-modal.is-cert-mode .lightbox-img {
            max-height: 90vh;
            border: none;
            box-shadow: 0 10px 40px rgba(0,0,0,0.8);
        }
        .lightbox-close {
            position: absolute;
            top: -15px;
            right: -15px;
            width: 40px;
            height: 40px;
            background: var(--accent);
            border: none;
            border-radius: 50%;
            color: var(--white);
            font-size: 24px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
            box-shadow: 0 4px 15px rgba(0,0,0,0.4);
            z-index: 999;
        }
        .lightbox-close:hover {
            background: var(--accent-dark);
            transform: scale(1.1);
        }

        
        .lightbox-img-wrapper { position: relative; display: inline-block; max-width: 100%; }
        .lightbox-close--light { color: var(--bg-base); background: var(--surface-light); top: 12px; right: 12px; }
        .privacy-modal-content { max-width: 620px; max-height: 80vh; background: var(--white); color: var(--bg-base); border-radius: var(--radius-xl); padding: 28px 24px 24px; overflow-y: auto; text-align: left; box-sizing: border-box; }
        .privacy-modal-heading { font-size: 19px; font-weight: 800; margin-bottom: 12px; color: var(--bg-base); font-family: var(--display-font); }
        .privacy-modal-body { font-size: 12.5px; line-height: 1.5; color: #444; display: flex; flex-direction: column; gap: 10px; }
        .privacy-email-link { color: var(--accent); font-weight: 700; }
        .privacy-accept-btn { margin-top: 18px; background: var(--accent); padding: 10px 20px; font-size: 13px; }

        /* Low-Performance Mode Overrides */
        body.low-performance .hero-right,
        body.low-performance #hero::before,
        body.low-performance .phone-pulse {
            animation: none !important;
        }
        body.low-performance header.scrolled,
        body.low-performance .hero-sub,
        body.low-performance .offer-side-box,
        body.low-performance .nav-links {
            -webkit-backdrop-filter: none !important;
            backdrop-filter: none !important;
            background-color: rgba(26, 26, 42, 0.98) !important; /* Ensure solid enough background when blur is removed */
        }
        body.low-performance .partner-logo {
            transition: transform 240ms ease, box-shadow 240ms ease !important;
        }
        body.low-performance .partners-marquee:hover .partners-track {
            animation-play-state: paused !important;
        }

        /* Central-focus fallbacks: статичный вид карусели без JS-эффекта */
        @media (prefers-reduced-motion: reduce) {
            .partner-logo { filter: grayscale(1) opacity(0.6) !important; transform: none !important; }
        }
        body.low-performance .partner-logo {
            filter: grayscale(1) opacity(0.6) !important;
            transform: none !important;
        }
        @media (prefers-reduced-motion: reduce) {
            *, ::before, ::after {
                animation-duration: 0.01ms !important;
                animation-iteration-count: 1 !important;
                transition-duration: 0.01ms !important;
                scroll-behavior: auto !important;
            }
            .marquee-track, .partners-track { animation: none !important; }
            [data-aos] { opacity: 1 !important; transform: none !important; }
        }

        
        @media (max-width: 1024px) {
            .services-grid, .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
            .service-card.span-2 { grid-column: span 2; }
            .contact-grid-layout { grid-template-columns: 1fr; gap: 30px; }
        }

        @media (max-width: 768px) {
            .mobile-toggle { display: block; }
            .nav-links {
                position: fixed; top: 64px; left: 0; width: 100%; height: calc(100vh - 64px);
                background: rgba(26, 26, 42, 0.98); -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
                flex-direction: column; justify-content: center; padding: 40px 20px;
                transform: translateX(-100%);
                transition: transform 240ms ease;
                overflow-y: auto;
                -webkit-overflow-scrolling: touch;
            }
            .nav-links.nav-active { transform: translateX(0); }
            body.body-nav-active { overflow: hidden; }
            .nav-link { font-size: 20px; }

            .hero-inner { flex-direction: column; text-align: left; padding-top: 80px; align-items: stretch; }
            .hero-content { flex: 100%; min-width: 0; width: 100%; max-width: 100%; margin-bottom: 40px; }
            .hero-sub { margin: 0 0 32px; max-width: 100%; }
            .btn-group { flex-direction: column; align-items: stretch; }
            .btn-group .nav-cta, .btn-group .btn-outline { width: 100%; max-width: 100%; }
            .trust-signal { justify-content: center; }
            .hero-right { flex: 100%; width: 100%; display: block; margin: 0 auto; }
            
            .hero-img-container { height: auto; max-width: 100%; }
            .hero-img, .why-img { 
                position: relative; 
                width: 100%; 
                height: auto; 
                aspect-ratio: 4 / 3; 
                clip-path: none; 
                border-radius: 0; 
                overflow: hidden; 
                object-fit: cover; 
                /* Object position tweak in case standard center crops awkwardly, but center is safest default */
                object-position: center center;
                box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4); 
            }

            .services-grid, .portfolio-grid { grid-template-columns: 1fr; }
            .service-card.span-2 { grid-column: span 1; }

            .portfolio-header.collapsible-header {
                display: grid;
                grid-template-columns: 1fr auto;
                align-items: start;
            }
            .portfolio-header .collapsible-header-content {
                display: contents;
            }
            .portfolio-header .section-label {
                grid-column: 1;
                grid-row: 1;
                margin-bottom: 12px;
            }
            .portfolio-header .collapsible-icon {
                grid-column: 2;
                grid-row: 1;
                margin-left: 0;
                margin-top: 0;
            }
            .portfolio-header .portfolio-headline,
            .portfolio-header .section-subtext {
                grid-column: 1 / span 2;
                width: 100%;
                max-width: 100%;
            }
            .portfolio-header .portfolio-headline {
                grid-row: 2;
                margin-bottom: 10px;
            }
            .portfolio-header .section-subtext {
                grid-row: 3;
            }

            .services .section-headline { font-size: clamp(28px, 6vw, 32px); }
            .service-title { font-size: 17px; margin-bottom: 12px; }
            .service-desc { font-size: 14px; margin-bottom: 20px; }
            .service-icon { font-size: 28px; width: 32px; height: 32px; }
            .service-card { grid-template-columns: 32px 1fr; column-gap: 12px; padding: 24px; }


            .why-us-inner { flex-direction: column-reverse; gap: 40px; }
            .why-left, .why-right { flex: 100%; }
            .footer-top { grid-template-columns: 1fr 1fr; }
            
            .lightbox-content { padding: 15px; }
            .lightbox-close { top: -5px; right: -5px; }
        }

        @media (max-width: 480px) {
            .footer-top { grid-template-columns: 1fr 1fr; text-align: left; gap: 32px 12px; padding: 40px 16px; }
            .footer-brand { font-size: 18px; word-break: break-word; }
            .social-links { justify-content: flex-start; }
            .footer-link { justify-content: flex-start; font-size: 13px; }
            .offer-phone-link { white-space: nowrap; font-size: clamp(19px, 6vw, 22px); gap: 8px; }
            .partners-content { gap: 40px; margin-right: 40px; }

            .lightbox-content { max-width: 95vw; padding: 10px; }
            .lightbox-img { max-height: 60vh; }
            .lightbox-close { top: -10px; right: -10px; width: 34px; height: 34px; font-size: 20px; }
            .lightbox-caption { font-size: 14px; padding: 8px 16px; margin-top: 10px; }
            .lightbox-title { font-size: 15px; }
            .lightbox-location { font-size: 12px; margin-bottom: 4px; }
            .lightbox-work { font-size: 11px; max-width: 82vw; }
            .privacy-modal-content { max-width: 95vw; max-height: 90vh; padding: 24px 16px 20px; border-radius: var(--radius-md); }
            .privacy-modal-heading { font-size: 18px; }
            .privacy-modal-body { font-size: 13px; gap: 10px; }
        }

.collapsible-wrapper { display: grid; grid-template-rows: 1fr; }
.collapsible-inner { overflow: hidden; min-height: 0; }
.collapsible-icon { display: none; }

@media (max-width: 768px) {
    .col-section-headline { text-wrap: balance; }
    
    .collapsible-header { 
        cursor: pointer; display: flex; justify-content: space-between; align-items: flex-start; text-align: left; 
        -webkit-tap-highlight-color: transparent; 
        padding-bottom: 24px; margin-bottom: 0; 
        border-bottom: 1px solid rgba(255, 255, 255, 0.08); 
        transition: opacity 200ms ease; 
    }
    .collapsible-header:active { opacity: 0.6; }
    .collapsible-header:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; border-radius: 4px; }
    .collapsible-header-content { flex: 1; padding-right: 16px; }
    
    .collapsible-icon { 
        display: grid; grid-template-areas: "pill"; align-items: center; justify-items: center;
        height: 32px; padding: 0 14px; 
        border: 1px solid rgba(255, 255, 255, 0.12); border-radius: 32px;
        color: var(--accent); 
        margin-left: auto; flex-shrink: 0; margin-top: 4px;
        transition: border-color 300ms ease, background-color 300ms ease;
    }
    .pill-state { 
        grid-area: pill; 
        display: flex; align-items: center; gap: 8px;
        transition: opacity 250ms ease, transform 250ms ease; 
        white-space: nowrap;
    }
    .pill-text { font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; }
    .pill-sign { font-size: 18px; font-weight: 300; line-height: 1; margin-top: -2px; }
    
    .pill-open { opacity: 0; transform: scale(0.96); pointer-events: none; }
    .pill-open .pill-sign { font-size: 20px; margin-top: -3px; }
    
    .collapsible-header[aria-expanded="true"] .pill-closed { opacity: 0; transform: scale(0.96); pointer-events: none; }
    .collapsible-header[aria-expanded="true"] .pill-open { opacity: 1; transform: scale(1); pointer-events: auto; }
    .collapsible-header[aria-expanded="true"] .collapsible-icon { border-color: rgba(0, 102, 255, 0.4); background: rgba(0, 102, 255, 0.05); }
    
    .collapsible-wrapper { grid-template-rows: 0fr; transition: grid-template-rows 300ms ease; }
    .collapsible-wrapper.is-open { grid-template-rows: 1fr; }
    
    .portfolio, .certificates-section { padding-top: 64px; padding-bottom: 0; }
    .portfolio-tabs, .portfolio-tabs--spaced { margin-top: 24px; }
    .portfolio-grid, .certificates-grid { margin-bottom: 48px; }
    
    .certificates-section .collapsible-header { display: block; position: relative; border-bottom: none !important; }
    .certificates-section .collapsible-header-content { padding-right: 0; }
    .certificates-section .section-label { display: block; padding-right: 155px; margin-bottom: 16px; min-height: 24px; }
    .certificates-headline { font-size: clamp(24px, 6vw, 28px); letter-spacing: -0.01em; white-space: normal; margin-bottom: 10px; }
    .certificates-section .collapsible-icon { position: absolute; top: 0; right: 0; margin-top: -2px; }
    .certificates-section .pill-text { font-size: 11px; }
    .certificates-section .section-subline { width: 100%; margin-top: 0; font-size: 14px; letter-spacing: -0.01em; max-width: 318px; }
}

@media (min-width: 1600px) {
    .certificates-grid {
        justify-content: space-between;
    }
    .service-desc {
        max-width: 800px;
    }
}

/* C-1: certificate tabs — one row where they fit (1201–1550), wrapped rows below */
@media (min-width: 1201px) and (max-width: 1550px) {
    #certificatesTabs { gap: 10px; flex-wrap: nowrap; }
    #certificatesTabs .portfolio-tab { padding: 12px 16px; font-size: 14px; white-space: nowrap; }
    #certificatesTabs .portfolio-tab::before { display: none; }
    #certificatesTabs .cert-count { display: inline; }
}
@media (min-width: 769px) and (max-width: 1200px) {
    #certificatesTabs { gap: 10px; }
    #certificatesTabs .portfolio-tab { padding: 12px 16px; font-size: 14px; white-space: nowrap; }
    #certificatesTabs .portfolio-tab::before { display: none; }
}

@media (max-width: 1550px) {
    #certificatesTabs .portfolio-tab i {
        display: none;
    }
    #certificatesTabs {
        gap: 16px;
    }
    #certificatesTabs .portfolio-tab {
        padding: 14px 24px;
    }
}

@media (max-width: 1400px) {
    #certificatesTabs .cert-count {
        display: none;
    }
    #certificatesTabs {
        gap: 12px;
    }
    #certificatesTabs .portfolio-tab {
        padding: 14px 20px;
    }
}

/* =========================================
   PORTFOLIO (LEVEL 1, 2, 3)
   ========================================= */

/* --- LEVEL 1 --- */
.port-l1-container {
  position: relative;
  cursor: pointer;
  max-width: 1500px;
  margin: 0 auto;
  padding: 0 20px;
}
.port-l1-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 15px;
}
.port-l1-item {
  position: relative;
  overflow: hidden;
  background: #111;
  width: 100%;
}
.port-l1-item.bank { grid-column: span 8; aspect-ratio: 968 / 560; }
.port-l1-item.minsk { grid-column: span 4; aspect-ratio: 476 / 560; }
.port-l1-item.dobrush { grid-column: span 12; aspect-ratio: 1460 / 480; }
.port-l1-item.korona { grid-column: span 6; aspect-ratio: 722 / 440; }
.port-l1-item.dom { grid-column: span 6; aspect-ratio: 722 / 440; }
.port-l1-item.dom img { object-position: center 30%; }

.port-l1-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s ease;
  opacity: 0.95;
  display: block;
}
.port-l1-container:hover .port-l1-item img {
  transform: scale(1.02);
  opacity: 1;
}

.port-l1-caption {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 50px 24px 20px 24px;
  background: linear-gradient(to top, rgba(0,0,0,0.9) 0%, rgba(0,0,0,0.6) 40%, rgba(0,0,0,0) 100%);
  display: flex;
  flex-direction: column;
  gap: 4px;
  pointer-events: none;
}
.port-l1-title {
  color: #fff;
  font-size: 16px;
  font-weight: 500;
  letter-spacing: 0.5px;
}
.port-l1-city {
  color: #aaa;
  font-size: 13px;
  font-weight: 300;
}

.port-l1-hover-hint {
  position: fixed;
  top: 0; left: 0;
  color: rgba(255,255,255,0.92);
  font-family: var(--body-font);
  font-size: 13.5px;
  font-weight: 600;
  background: rgba(15,15,15,0.66);
  padding: 8px 14px;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 100px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  opacity: 0;
  transition: opacity 0.25s ease;
  pointer-events: none;
  z-index: 9999;
  will-change: transform;
}
.port-l1-hover-hint.is-visible {
  opacity: 1;
}

@media (max-width: 768px) {
  .port-l1-grid { gap: 12px; }
  .port-l1-item.bank,
  .port-l1-item.minsk,
  .port-l1-item.dobrush {
    grid-column: span 12;
    aspect-ratio: unset;
    display: flex;
    flex-direction: column;
    background: transparent;
  }
  .port-l1-item img {
    aspect-ratio: 16 / 10;
    height: auto;
    object-fit: cover;
    width: 100%;
  }
  .port-l1-caption {
    position: relative;
    padding: 12px 0 0 0;
    background: none;
    pointer-events: auto;
  }
  .port-l1-item.korona,
  .port-l1-item.dom {
    display: none !important;
  }
  .port-l1-hover-hint {
    display: none !important;
  }
}

/* --- LEVEL 2 --- */
.port-l2-modal {
  position: fixed;
  top: 0; left: 0; width: 100vw; height: 100vh;
  z-index: 10000;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s ease, visibility 0.4s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}
.port-l2-modal.is-open {
  opacity: 1;
  visibility: visible;
}
.port-l2-backdrop {
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  background: rgba(5, 8, 12, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  cursor: pointer;
}
.port-l2-arrow-side {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  color: #fff;
  font-size: 64px;
  font-weight: 300;
  cursor: pointer;
  padding: 40px 20px;
  opacity: 0.8;
  transition: opacity 0.3s, transform 0.3s;
  z-index: 10;
  user-select: none;
}
.port-l2-arrow-side:hover { 
  opacity: 1;
  transform: translateY(-50%) scale(1.1);
}
#portL2Prev { left: 40px; }
#portL2Next { right: 40px; }

.port-l2-content {
  position: relative;
  z-index: 2;
  width: 95%;
  max-width: 1800px;
  height: 90vh;
  display: flex;
  flex-direction: column;
}
.port-l2-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}
.port-l2-title {
  color: #fff;
  font-size: 16px;
  font-weight: 300;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin: 0;
  flex: 1;
}
.port-l2-page-counter {
  color: #666;
  font-size: 14px;
  letter-spacing: 3px;
  text-align: center;
  flex: 1;
}
.port-l2-close {
  color: #888;
  font-size: 32px;
  cursor: pointer;
  transition: color 0.3s ease;
  line-height: 1;
  flex: 1;
  text-align: right;
}
.port-l2-close:hover { color: #fff; }

.port-l2-body {
  flex: 1;
  overflow: hidden;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}
.port-l2-grid {
  display: grid;
  width: 100%;
  max-width: 1400px; 
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  margin: 0 auto;
}
.port-l2-grid-item {
  cursor: pointer;
  position: relative;
  display: flex;
  flex-direction: column;
  width: 100%;
}
.port-l2-grid-item img {
  width: 100%; height: auto;
  opacity: 0.85;
  transition: opacity 0.3s ease, transform 0.6s ease;
  display: block;
  margin-bottom: 20px;
}
.port-l2-caption {
  height: 125px;
  overflow: hidden;
  text-align: left;
  padding: 0 4px;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}
.port-l2-caption-title {
  color: #fff;
  font-size: 17px;
  font-weight: 500;
  margin: 0 0 4px 0;
  line-height: 1.3;
}
.port-l2-caption-city {
  color: rgba(255, 255, 255, 0.7);
  font-size: 14px;
  margin: 0;
}
.port-l2-caption-desc {
  color: rgba(255, 255, 255, 0.5);
  font-size: 13px;
  margin: 8px 0 0 0;
  line-height: 1.4;
}
.port-l2-grid-item:hover img {
  opacity: 1;
  transform: scale(1.03);
}

@media (max-width: 1024px) {
  #portL2Prev { left: 10px; }
  #portL2Next { right: 10px; }
}

@media (max-width: 768px) {
  .port-l2-grid { grid-template-columns: 1fr !important; gap: 20px; max-width: 400px; }
  .port-l2-page-counter { display: none; }
  .port-l2-content { width: 82%; height: 85vh; }    .port-l2-arrow-side {
    display: flex;
    font-size: 40px;
    padding: 20px;
    background: transparent;
    border-radius: 0;
    align-items: center;
    justify-content: center;
    border: none;
    opacity: 0.9;
  }
  #portL2Prev { left: 0px; }
  #portL2Next { right: 0px; }
}

/* --- LEVEL 3 --- */
.port-p3-modal {
  position: fixed;
  top: 0; left: 0; width: 100vw; height: 100vh;
  z-index: 10001; 
  background: rgba(0,0,0,0.95);
  display: flex;
  flex-direction: column;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}
.port-p3-modal.is-open {
  opacity: 1;
  visibility: visible;
}
.port-p3-topbar {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  position: absolute;
  top: 24px;
  left: 32px;
  right: 32px;
  z-index: 2;
}
.port-p3-meta {
  color: #fff;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}
.port-p3-title {
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 1px;
  margin-bottom: 4px;
}
.port-p3-subtitle {
  font-size: 12px;
  color: #888;
}
.port-p3-desc {
  position: absolute;
  bottom: 24px;
  left: 10vw;
  right: 10vw;
  height: 60px;
  overflow: hidden;
  font-size: 14px;
  color: #ccc;
  text-align: center;
  line-height: 1.5;
  display: flex;
  align-items: center;
  justify-content: center;
}
.port-p3-close {
  color: #888;
  font-size: 36px;
  cursor: pointer;
  line-height: 1;
  transition: color 0.3s ease;
}
.port-p3-close:hover {
  color: #fff;
}
.port-p3-canvas {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: 80px 60px;
  flex-direction: column;

  padding-bottom: 100px;
}
.port-p3-img {
  max-width: 100%;
  max-height: calc(100% - 60px);
  object-fit: contain;
  box-shadow: 0 10px 40px rgba(0,0,0,0.5);
  display: block;
}
.port-p3-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  color: #fff;
  font-size: 32px;
  cursor: pointer;
  z-index: 2;
  opacity: 0.6;
  transition: opacity 0.3s ease;
  padding: 20px;
}
.port-p3-nav:hover {
  opacity: 1;
}
.port-p3-prev { left: 32px; }
.port-p3-next { right: 32px; }

@media (max-width: 768px) {
  .port-p3-topbar { left: 16px; right: 16px; }
  .port-p3-canvas { padding: 80px 10vw 100px 10vw !important; }
  .port-p3-desc { height: 80px; bottom: 16px; font-size: 12px; }
  .port-l2-caption { height: 70px; }

  .port-p3-prev { left: 12px; }
  .port-p3-next { right: 12px; }
  flex-direction: column;
}




.port-l1-mobile-link {
  display: none;
  margin-top: 24px;
  text-align: center;
  font-size: 16px;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.9);
  padding: 16px 0 8px 0;
}
.port-l1-mobile-link span {
  border-bottom: 1px solid rgba(255, 255, 255, 0.3);
  padding-bottom: 4px;
}




@media (max-width: 768px) {
  .port-l1-mobile-link {
    display: block !important;
  }
  .port-l1-hover-hint {
    display: none !important;
  }
}

/* =========================================
   PEEK UI OVERRIDES (EXACT GEOMETRY VIA JS)
   ========================================= */

.port-l2-arrow-side,
.port-p3-prev, .port-p3-next {
    position: fixed !important;
    background: transparent !important;
    border: none !important;
    padding: 0 !important;
    border-radius: 0 !important; /* STRICTLY NO ROUNDED CORNERS */
    opacity: 0.6 !important;
    overflow: hidden !important;
    display: block !important;
    box-shadow: none !important;
    color: transparent !important;
    text-indent: -9999px !important;
    font-size: 0 !important;
    cursor: pointer !important;
    z-index: 1 !important; /* BEHIND CENTRAL ELEMENTS */
    transition: opacity 0.3s ease, width 0.3s ease !important;
}

.port-l2-arrow-side:hover,
.port-p3-prev:hover, .port-p3-next:hover {
    opacity: 1 !important;
}

/* Widths */
@media (min-width: 769px) {
    .port-l2-arrow-side, .port-p3-prev, .port-p3-next { width: 40px !important; }
    .port-l2-arrow-side:hover, .port-p3-prev:hover, .port-p3-next:hover { width: 60px !important; }
}
@media (max-width: 768px) {
    .port-l2-arrow-side, .port-p3-prev, .port-p3-next { width: 16px !important; }
}

#portL2Prev, .port-p3-prev { left: 0 !important; }
#portL2Next, .port-p3-next { right: 0 !important; }

/* Inner Peek Image Base */
.peek-img {
    position: absolute !important;
    top: 0 !important;
    display: block !important;
    pointer-events: none !important;
    object-fit: cover !important; /* Cover works because JS enforces EXACT rect dimensions */
}

#portL2Prev .peek-img, .port-p3-prev .peek-img { 
    right: 0 !important; 
    object-position: right center !important; 
}
#portL2Next .peek-img, .port-p3-next .peek-img { 
    left: 0 !important; 
    object-position: left center !important; 
}

/* Ensure central containers stay above peeks */
.port-l2-content, .port-p3-canvas {
    z-index: 10 !important;
}
.port-p3-topbar {
    z-index: 20 !important;
}



/* Hide mobile elements on desktop */
.mobile-cert-header, .mobile-cert-title, .mobile-cert-indicator { display: none; }

/* Mobile Certificates Override */
@media (max-width: 768px) {
    .certificates-section {
        padding: 50px var(--section-x, 16px) 60px !important;
    }
    .certificates-section .section-header {
        margin-bottom: 14px !important;
    }
    .certificates-headline {
        font-size: clamp(24px, 6.5vw, 28px) !important;
        line-height: 1.25 !important;
        margin-bottom: 6px !important;
    }
    .certificates-section .section-subline {
        font-size: 14px !important;
        line-height: 1.4 !important;
        color: rgba(255, 255, 255, 0.72) !important;
        margin-bottom: 0 !important;
    }
    
    #certificatesTabs {
        display: flex !important;
        justify-content: flex-start !important;
        gap: 8px !important;
        margin-top: 14px !important;
        margin-bottom: 0 !important;
        position: relative !important;
        flex-wrap: wrap !important;
        overflow: visible !important;
        padding: 0 !important;
        width: 100% !important;
        transform: none !important;
        opacity: 1 !important;
    }
    #certificatesTabs .portfolio-tab {
        width: 42px !important;
        height: 42px !important;
        border-radius: 10px !important;
        padding: 0 !important;
        margin: 0 !important;
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        font-size: 0 !important;
        line-height: 0 !important;
        color: transparent !important;
        overflow: hidden !important;
        background: rgba(255, 255, 255, 0.04) !important;
        border: 1px solid rgba(255, 255, 255, 0.1) !important;
        flex: 0 0 42px !important;
        min-width: 42px !important;
        max-width: 42px !important;
        transition: all 0.25s ease !important;
        cursor: pointer !important;
    }
    #certificatesTabs .portfolio-tab.active {
        background: rgba(37, 99, 235, 0.2) !important;
        border-color: rgba(96, 165, 250, 0.5) !important;
        box-shadow: 0 0 16px rgba(37, 99, 235, 0.25) !important;
        transform: none !important;
    }
    #certificatesTabs .portfolio-tab i, 
    #certificatesTabs .portfolio-tab .cert-count { 
        display: none !important; 
    }
    
    #certificatesTabs .portfolio-tab::after {
        font-size: 16px !important;
        line-height: 1 !important;
        font-weight: 700 !important;
        color: rgba(255, 255, 255, 0.55) !important;
        transition: color 0.25s ease !important;
    }
    #certificatesTabs .portfolio-tab.active::after {
        color: #60a5fa !important;
        text-shadow: 0 0 10px rgba(59, 130, 246, 0.5) !important;
    }
    
    #certificatesTabs .portfolio-tab:nth-child(1)::after { content: "1"; }
    #certificatesTabs .portfolio-tab:nth-child(2)::after { content: "2"; }
    #certificatesTabs .portfolio-tab:nth-child(3)::after { content: "3"; }
    #certificatesTabs .portfolio-tab:nth-child(4)::after { content: "4"; }

    .mobile-cert-header {
        display: block !important;
        text-align: left !important;
        margin: 14px 0 12px 0 !important;
        height: auto !important;
        padding: 0 !important;
        width: 100% !important;
        background: transparent !important;
        border: none !important;
        border-radius: 0 !important;
    }
    .mobile-cert-title {
        display: block !important;
        font-size: 18px !important;
        font-weight: 700 !important;
        color: var(--white) !important;
        white-space: normal !important;
        overflow: visible !important;
        text-overflow: clip !important;
        flex: none !important;
        text-align: left !important;
        letter-spacing: -0.01em !important;
        line-height: 1.3 !important;
        font-family: var(--display-font) !important;
    }
    .mobile-cert-indicator {
        display: none !important;
    }

    /* Force the grid to span full width and carousel */
    .certificates-section .collapsible-wrapper { grid-template-columns: minmax(0, 1fr) !important; }
    .certificates-section .collapsible-inner { min-width: 0 !important; max-width: 100% !important; }
    .certificates-grid {
        display: flex !important;
        flex-wrap: nowrap !important;
        overflow-x: auto !important;
        overflow-y: hidden !important;
        scroll-snap-type: x mandatory !important;
        gap: 12px !important;
        position: relative !important;
        width: 100% !important;
        max-width: 100% !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        padding: 4px 20px 16px 20px !important;
        scrollbar-width: none !important;
        -webkit-overflow-scrolling: touch !important;
        align-items: stretch !important;
        justify-content: flex-start !important;
        -webkit-tap-highlight-color: transparent !important;
    }
    .certificates-grid .certificate-card {
        padding: 12px !important;
        flex: 0 0 76vw !important; 
        width: 76vw !important;
        max-width: 76vw !important;
        height: auto !important;
        min-height: 0 !important;
        margin: 0 !important;
        scroll-snap-align: center !important;
        display: flex !important;
        flex-direction: column !important;
        justify-content: flex-start !important;
        align-items: stretch !important;
        background: rgba(18, 21, 30, 0.78) !important;
        border: 1px solid rgba(255, 255, 255, 0.09) !important;
        border-radius: 14px !important;
        box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4) !important;
        -webkit-backdrop-filter: blur(12px) !important;
        backdrop-filter: blur(12px) !important;
        cursor: pointer !important;
        box-sizing: border-box !important;
        -webkit-tap-highlight-color: transparent !important;
    }

    .certificates-grid .certificate-img-box {
        width: 100% !important;
        height: 295px !important;
        max-height: 40vh !important;
        box-shadow: inset 0 0 16px rgba(0, 0, 0, 0.6) !important;
        border: 1px solid rgba(255, 255, 255, 0.06) !important;
        border-radius: 10px !important;
        padding: 6px !important;
        background: #0b0d13 !important;
        display: flex !important;
        justify-content: center !important;
        align-items: center !important;
        position: relative !important;
        margin-bottom: 10px !important;
        overflow: hidden !important;
    }

    .certificates-grid .certificate-img {
        max-width: 96% !important;
        max-height: 96% !important;
        width: auto !important;
        height: auto !important;
        object-fit: contain !important;
        filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.7)) !important;
        border-radius: 2px !important;
        transform: none !important;
        display: block !important;
    }

    .certificates-grid .certificate-badges {
        display: flex !important;
        justify-content: space-between !important;
        align-items: center !important;
        position: absolute !important;
        top: 8px !important;
        left: 8px !important;
        right: 8px !important;
        gap: 6px !important;
        z-index: 2 !important;
        pointer-events: none !important;
    }
    .certificates-grid .cert-badge {
        display: inline-block !important;
        font-size: 10.5px !important;
        font-weight: 700 !important;
        padding: 3px 8px !important;
        border-radius: 5px !important;
        letter-spacing: 0.01em !important;
        line-height: 1.2 !important;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.5) !important;
    }
    .certificates-grid .cert-card--blue .cert-badge--issuer,
    .certificates-grid .cert-badge--issuer {
        background: rgba(29, 78, 216, 0.96) !important;
        border: 1px solid rgba(147, 197, 253, 0.5) !important;
        color: #ffffff !important;
    }
    .certificates-grid .cert-card--gold .cert-badge--issuer {
        background: rgba(180, 83, 9, 0.96) !important;
        border: 1px solid rgba(253, 224, 71, 0.5) !important;
        color: #ffffff !important;
    }
    .certificates-grid .cert-card--purple .cert-badge--issuer {
        background: rgba(126, 34, 206, 0.96) !important;
        border: 1px solid rgba(216, 180, 254, 0.5) !important;
        color: #ffffff !important;
    }
    .certificates-grid .cert-badge--valid {
        background: rgba(6, 78, 59, 0.96) !important;
        border: 1px solid rgba(52, 211, 153, 0.5) !important;
        color: #a7f3d0 !important;
        margin-left: auto !important;
    }

    .certificates-grid .certificate-info {
        display: flex !important;
        flex-direction: column !important;
        flex-grow: 1 !important;
        width: 100% !important;
        padding: 0 !important;
    }
    .certificates-grid .certificate-meta {
        display: flex !important;
        align-items: center !important;
        justify-content: space-between !important;
        margin-bottom: 6px !important;
        gap: 6px !important;
    }
    .certificates-grid .cert-standard-tag {
        display: inline-block !important;
        font-size: 11px !important;
        font-weight: 700 !important;
        padding: 3px 8px !important;
        border-radius: 5px !important;
        letter-spacing: 0.02em !important;
        text-transform: uppercase !important;
        line-height: 1.2 !important;
        box-shadow: 0 2px 6px rgba(0, 0, 0, 0.4) !important;
    }
    .certificates-grid .cert-tag--blue {
        background: rgba(29, 78, 216, 0.92) !important;
        border: 1px solid rgba(147, 197, 253, 0.45) !important;
        color: #ffffff !important;
    }
    .certificates-grid .cert-tag--gold {
        background: rgba(180, 83, 9, 0.92) !important;
        border: 1px solid rgba(253, 224, 71, 0.5) !important;
        color: #ffffff !important;
    }
    .certificates-grid .cert-tag--purple {
        background: rgba(126, 34, 206, 0.92) !important;
        border: 1px solid rgba(216, 180, 254, 0.5) !important;
        color: #ffffff !important;
    }
    .certificates-grid .cert-reg-number {
        display: block !important;
        font-size: 12px !important;
        font-weight: 500 !important;
        color: rgba(255, 255, 255, 0.75) !important;
        font-family: 'JetBrains Mono', 'Roboto Mono', monospace, sans-serif !important;
        white-space: nowrap !important;
        overflow: hidden !important;
        text-overflow: ellipsis !important;
    }
    .certificates-grid .certificate-title {
        display: block !important;
        font-size: 16px !important;
        font-weight: 700 !important;
        color: var(--white) !important;
        margin-bottom: 4px !important;
        line-height: 1.3 !important;
        font-family: var(--display-font) !important;
    }
    .certificates-grid .certificate-sub {
        display: -webkit-box !important;
        -webkit-line-clamp: 2 !important;
        -webkit-box-orient: vertical !important;
        overflow: hidden !important;
        font-size: 12.5px !important;
        color: rgba(255, 255, 255, 0.75) !important;
        line-height: 1.4 !important;
        margin-bottom: 0 !important;
    }

    .certificates-grid .cert-img-overlay,
    .certificates-grid .certificate-cta,
    .certificates-value-bar {
        display: none !important;
    }
    
    .certificates-section .collapsible-icon {
        display: none !important;
    }
    .certificates-section .collapsible-wrapper {
        grid-template-rows: 1fr !important;
    }
    .certificates-section .collapsible-inner {
        overflow: visible !important;
    }
    .certificates-section .section-label {
        padding-right: 0 !important;
        margin-bottom: 12px !important;
    }
}

@media (max-width: 768px) {
    .why-us { border-top: none !important; }
}

.certificates-grid:focus,
.certificates-grid:focus-visible {
    outline: none !important;
}

.certificate-card:focus,
.certificate-card:focus-visible {
    outline: none !important;
}

@media (max-width: 768px) {
    .certificates-grid .certificate-card:hover {
        transform: none !important;
        border-color: rgba(255, 255, 255, 0.09) !important;
        box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4) !important;
    }
    .certificates-grid .certificate-card:hover .certificate-img {
        transform: none !important;
    }
}

/* ==== P0/P1 FIXES (Phase 2) ==== */

/* Floating widget: hide over open mobile menu + iOS safe-area */
body.body-nav-active .floating-widget {
    opacity: 0 !important;
    visibility: hidden !important;
    pointer-events: none !important;
}
@media (max-width: 768px) {
    .floating-widget { bottom: calc(20px + env(safe-area-inset-bottom, 0px)); right: 16px; }
}
@media (max-width: 480px) {
    .floating-widget { right: 12px; gap: 10px; }
    .floating-btn { width: 46px; height: 46px; }
}

/* Mobile footer: readable, no mid-word logo break, comfortable tap targets */
@media (max-width: 480px) {
    footer { padding-bottom: 24px; }
    .footer-top { grid-template-columns: 1fr; gap: 36px !important; padding: 44px 20px 32px !important; }
    .footer-brand { font-size: 17px !important; white-space: nowrap; word-break: normal !important; overflow: hidden; text-overflow: ellipsis; max-width: 100%; display: inline-block; }
    .footer-tagline { font-size: 14px; line-height: 1.55; }
    .footer-link-list { display: flex; flex-direction: column; }
    .footer-link-list li { margin-bottom: 0; }
    .footer-link { font-size: 14.5px !important; padding: 7px 0 !important; line-height: 1.45; min-height: 32px; }
    .footer-link.footer-link--static { padding: 10px 0 2px !important; min-height: 0; }
    .footer-heading { margin-bottom: 10px !important; padding-bottom: 10px !important; }
    .copyright { font-size: 11.5px; line-height: 1.6; padding: 0 20px; }
    .footer-privacy-link { font-size: 12px; padding: 8px 0; display: inline-block; min-height: 32px; }
}

/* C-2: caption in certificate lightbox */
.lightbox-modal.is-cert-mode .lightbox-caption {
    display: block !important;
    text-align: center;
    padding: 14px 16px 4px;
}
.lightbox-modal.is-cert-mode .lightbox-title { font-size: 15px; font-weight: 700; color: rgba(255,255,255,0.92); }
/* F-1/F-2: form labels & inline errors */
.form-label {
    display: block;
    font-size: 13.5px;
    font-weight: 600;
    color: rgba(255,255,255,0.72);
    margin-bottom: 8px;
    letter-spacing: 0.01em;
}
.form-control.is-invalid { border-color: #FF6B6B !important; }
.form-control.is-invalid:focus { box-shadow: 0 0 0 2px rgba(255, 107, 107, 0.18); }
.form-error {
    display: block;
    font-size: 12.5px;
    line-height: 1.4;
    color: #FF8585;
    margin-top: 7px;
}
.form-error[hidden] { display: none; }
.privacy-checkbox.is-invalid { outline: 2px solid #FF6B6B; outline-offset: 3px; border-radius: 3px; }

/* F-3: bigger checkbox + tap target (юридический текст сохранён) */
.privacy-checkbox { width: 20px; height: 20px; cursor: pointer; flex-shrink: 0; margin-top: 2px; }
.privacy-label { gap: 12px; align-items: flex-start; }
.privacy-label span { font-size: 13.5px; line-height: 1.55; }
@media (max-width: 768px) {
    .privacy-checkbox { width: 24px; height: 24px; }
    .privacy-label span { font-size: 14px; }
}

/* Mobile submit full width */
@media (max-width: 768px) {
    .btn-submit { width: 100%; }
}

/* AX-1: visible focus ring on dark surfaces */
.nav-link:focus-visible,
.footer-link:focus-visible,
.nav-cta:focus-visible,
.btn-outline:focus-visible,
.btn-submit:focus-visible,
.portfolio-tab:focus-visible,
.file-upload-btn:focus-visible,
.mobile-toggle:focus-visible {
    outline: 2px solid #4D94FF;
    outline-offset: 3px;
    border-radius: 4px;
}
.privacy-link:focus-visible {
    outline: 2px solid #4D94FF;
    outline-offset: 2px;
}
.floating-btn:focus-visible {
    outline: 2px solid #4D94FF;
    outline-offset: 3px;
}

/* H-3: light depth for hero video panel */
.hero-img-container {
    border: 1px solid rgba(255,255,255,0.06);
    box-shadow: 0 30px 80px rgba(0,0,0,0.45);
    border-radius: 6px;
    overflow: hidden;
}
/* H-4: keep trust-bar readable over bright video frames */
.trust-signal { text-shadow: 0 1px 8px rgba(0,0,0,0.55); }