/* ===== DESIGN TOKENS ===== */
        :root {
            --primary:        #0077CC;
            --primary-dk:     #005fa3;
            --primary-lt:     #3399dd;
            --accent:         #00CC88;
            --accent-dk:      #00a870;
            --dark:           #0D1B2A;
            --dark-2:         #132233;
            --surface:        #F7FAFC;
            --surface-2:      #EDF2F7;
            --text:           #1A202C;
            --text-2:         #4A5568;
            --text-3:         #718096;
            --border:         #E2E8F0;
            --white:          #ffffff;
            --nav-h:          68px;
            --r-sm:  8px;
            --r-md:  12px;
            --r-lg:  20px;
            --r-xl:  28px;
            --shadow-sm: 0 1px 3px rgba(0,0,0,.08);
            --shadow-md: 0 4px 18px rgba(0,0,0,.10);
            --shadow-lg: 0 14px 44px rgba(0,0,0,.14);
        }

        /* ===== RESET ===== */
        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; }
        body {
            font-family: 'Inter', system-ui, -apple-system, sans-serif;
            background: var(--surface);
            color: var(--text);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
        }
        img { display: block; max-width: 100%; }
        a { color: inherit; text-decoration: none; }

        /* ===== LAYOUT ===== */
        .container { max-width: 1140px; margin: 0 auto; padding: 0 24px; }
        .section { padding: 96px 0; }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: .75rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: .12em;
            color: var(--accent);
            background: rgba(0,204,136,.1);
            border: 1px solid rgba(0,204,136,.2);
            padding: 5px 14px;
            border-radius: 999px;
            margin-bottom: 14px;
        }

        .section-header {
            text-align: center;
            max-width: 580px;
            margin: 0 auto 60px;
        }
        .section-header h2 {
            font-family: 'Plus Jakarta Sans', sans-serif;
            font-size: clamp(1.7rem, 4vw, 2.5rem);
            font-weight: 800;
            color: var(--text);
            line-height: 1.22;
            margin-bottom: 14px;
        }
        .section-header p {
            font-size: 1.05rem;
            color: var(--text-2);
            line-height: 1.72;
        }

        /* ===== BUTTONS ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-family: 'Inter', sans-serif;
            font-size: .95rem;
            font-weight: 600;
            padding: 13px 28px;
            border-radius: var(--r-sm);
            border: none;
            cursor: pointer;
            transition: all .2s ease;
            white-space: nowrap;
        }
        .btn-primary { background: var(--primary); color: #fff; box-shadow: 0 4px 14px rgba(0,119,204,.3); }
        .btn-primary:hover { background: var(--primary-dk); transform: translateY(-1px); box-shadow: 0 6px 20px rgba(0,119,204,.4); }
        .btn-accent { background: var(--primary); color: #fff; box-shadow: 0 4px 14px rgba(0,119,204,.3); }
        .btn-accent:hover { background: var(--primary-dk); transform: translateY(-1px); box-shadow: 0 6px 20px rgba(0,119,204,.4); }
        .btn-ghost { background: rgba(255,255,255,.1); color: #fff; border: 1px solid rgba(255,255,255,.22); backdrop-filter: blur(8px); }
        .btn-ghost:hover { background: rgba(255,255,255,.18); }
        .btn-outline { background: transparent; color: var(--primary); border: 2px solid var(--primary); }
        .btn-outline:hover { background: var(--primary); color: #fff; }
        .btn-lg { font-size: 1.05rem; padding: 16px 36px; border-radius: var(--r-md); }
        .btn-sm { font-size: .85rem; padding: 9px 18px; }

        /* ===== NAVIGATION ===== */
        #navbar {
            position: fixed;
            top: 0; left: 0; right: 0;
            z-index: 900;
            height: var(--nav-h);
            transition: background .3s ease, box-shadow .3s ease;
        }
        #navbar.transparent { background: transparent; }
        #navbar.scrolled {
            background: rgba(13,27,42,.93);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            box-shadow: 0 1px 0 rgba(255,255,255,.07);
        }
        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--nav-h);
            max-width: 1140px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .nav-logo {
            font-family: 'Plus Jakarta Sans', sans-serif;
            font-size: 1.35rem;
            font-weight: 800;
            color: #FFA500;
            letter-spacing: -.02em;
            flex-shrink: 0;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 2px;
            list-style: none;
        }
        .nav-links a {
            font-size: .88rem;
            font-weight: 500;
            color: rgba(255,255,255,.82);
            padding: 8px 14px;
            border-radius: var(--r-sm);
            transition: color .2s, background .2s;
        }
        .nav-links a:hover { color: #fff; background: rgba(255,255,255,.08); }
        .nav-cta { display: flex; align-items: center; gap: 10px; }
        .nav-cta .btn {
            min-height: 36px;
            min-width: 148px;
            padding: 0 18px;
            font-size: .85rem;
            line-height: 1.25;
            border-width: 1px;
            border-style: solid;
            box-sizing: border-box;
            text-decoration: none;
            justify-content: center;
        }
        .nav-cta .btn-accent { border-color: var(--primary); }
        .nav-cta .btn-ghost  { border-color: rgba(255,255,255,.22); }
        .nav-cta button.btn { appearance: none; -webkit-appearance: none; font-family: inherit; }

        /* Hamburger */
        #navToggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            border-radius: var(--r-sm);
        }
        #navToggle span {
            display: block;
            width: 22px;
            height: 2px;
            background: #fff;
            border-radius: 2px;
            transition: all .3s ease;
        }
        #navToggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
        #navToggle.open span:nth-child(2) { opacity: 0; }
        #navToggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

        /* Mobile drawer */
        #mobileMenu {
            display: none;
            position: fixed;
            top: var(--nav-h);
            left: 0; right: 0;
            background: var(--dark);
            padding: 12px 24px 24px;
            z-index: 899;
            border-bottom: 1px solid rgba(255,255,255,.08);
        }
        #mobileMenu.open { display: block; }
        #mobileMenu .mob-link {
            display: block;
            font-size: .98rem;
            font-weight: 500;
            color: rgba(255,255,255,.82);
            padding: 13px 0;
            border-bottom: 1px solid rgba(255,255,255,.06);
            transition: color .2s;
        }
        #mobileMenu .mob-link:last-of-type { border-bottom: none; }
        #mobileMenu .mob-link:hover { color: #fff; }
        .mob-cta { margin-top: 16px; display: flex; flex-direction: column; gap: 10px; align-items: stretch; }
        #mobileMenu .mob-cta .btn,
        #mobileMenu .mob-cta a.btn {
            width: 100%;
            min-height: 44px;
            padding: 0 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            border-width: 1px;
            border-style: solid;
            box-sizing: border-box;
            text-decoration: none;
            line-height: 1.25;
        }
        .mob-cta .btn-accent { border-color: var(--primary); }
        .mob-cta .btn-ghost  { border-color: rgba(255,255,255,.22); }
        .mob-cta button.btn { appearance: none; -webkit-appearance: none; font-family: inherit; }

        /* ===== HERO ===== */
        #hero {
            position: relative;
            min-height: 100vh;
            background: linear-gradient(140deg, #0D1B2A 0%, #0c2544 50%, #16344d 100%);
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        #hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image:
                linear-gradient(rgba(0,119,204,.055) 1px, transparent 1px),
                linear-gradient(90deg, rgba(0,119,204,.055) 1px, transparent 1px);
            background-size: 60px 60px;
            pointer-events: none;
        }
        .hero-glow {
            position: absolute;
            border-radius: 50%;
            pointer-events: none;
            filter: blur(80px);
        }
        .hero-glow-1 { top: -10%; right: 0; width: 600px; height: 600px; background: radial-gradient(ellipse, rgba(0,204,136,.14) 0%, transparent 70%); }
        .hero-glow-2 { bottom: -20%; left: 5%; width: 500px; height: 500px; background: radial-gradient(ellipse, rgba(0,119,204,.12) 0%, transparent 70%); }

        .hero-inner {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1fr auto;
            gap: 64px;
            align-items: center;
            width: 100%;
            padding: calc(var(--nav-h) + 48px) 0 80px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(0,204,136,.15);
            border: 1px solid rgba(0,204,136,.3);
            color: #00dd99;
            font-size: .78rem;
            font-weight: 700;
            padding: 7px 16px;
            border-radius: 999px;
            margin-bottom: 22px;
        }
        .hero-badge .dot {
            width: 7px; height: 7px;
            background: #00CC88;
            border-radius: 50%;
            animation: pulse 2s infinite;
        }
        @keyframes pulse { 0%,100% { opacity:1; transform:scale(1); } 50% { opacity:.6; transform:scale(.8); } }

        .hero-headline {
            font-family: 'Plus Jakarta Sans', sans-serif;
            font-size: clamp(2.5rem, 6vw, 4.3rem);
            font-weight: 800;
            line-height: 1.1;
            letter-spacing: -.025em;
            color: #fff;
            margin-bottom: 22px;
        }
        .hero-headline .hl {
            background: linear-gradient(135deg, #00CC88, #3DB9FF);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-sub {
            font-size: clamp(1rem, 2.5vw, 1.15rem);
            color: rgba(255,255,255,.7);
            line-height: 1.76;
            max-width: 520px;
            margin-bottom: 36px;
        }

        .hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 44px; }
        @media (max-width: 480px) {
            .hero-actions { flex-direction: column; }
            .hero-actions .btn { width: 100%; justify-content: center; }
        }

        .hero-trust { display: flex; align-items: center; gap: 24px; flex-wrap: wrap; }
        .trust-item {
            display: flex;
            align-items: center;
            gap: 7px;
            font-size: .82rem;
            color: rgba(255,255,255,.52);
        }
        .trust-item svg { color: var(--accent); flex-shrink: 0; }

        /* Hero QR card */
        .hero-visual { position: relative; flex-shrink: 0; }
        .qr-float-card {
            width: 240px;
            background: rgba(255,255,255,.06);
            border: 1px solid rgba(255,255,255,.13);
            border-radius: var(--r-xl);
            padding: 28px 24px 22px;
            text-align: center;
            backdrop-filter: blur(16px);
            box-shadow: 0 24px 64px rgba(0,0,0,.4);
        }
        .hero-qr-link {
            display: inline-block;
            border-radius: var(--r-sm);
            margin: 0 auto 12px;
            transition: opacity .2s, transform .2s;
        }
        .hero-qr-link:hover { opacity: .9; transform: scale(1.03); }
        .hero-qr-link canvas { display: block; border-radius: var(--r-sm); }
        .qr-float-label { font-size: .72rem; font-weight: 700; color: rgba(255,255,255,.5); text-transform: uppercase; letter-spacing: .1em; }
        .qr-float-sub { font-size: .65rem; color: rgba(255,255,255,.28); margin-top: 4px; font-family: monospace; }

        .chip {
            position: absolute;
            background: #fff;
            border-radius: var(--r-md);
            padding: 9px 14px;
            box-shadow: var(--shadow-lg);
            font-size: .78rem;
            font-weight: 700;
            color: var(--text);
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 7px;
        }
        .chip-1 { top: -18px; right: -32px; animation: bob 3s ease-in-out infinite; }
        @keyframes bob { 0%,100% { transform:translateY(0); } 50% { transform:translateY(-6px); } }

        /* Hero QR — mobile-only block (above Contact) */
        .hero-qr-mobile {
            display: none;
            padding: 56px 0;
            background: var(--surface);
            text-align: center;
        }
        .hero-qr-mobile .hero-visual {
            display: block;
            margin: 0 auto;
            width: max-content;
        }
        .hero-qr-mobile .qr-float-card {
            background: #fff;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-md);
            backdrop-filter: none;
        }
        .hero-qr-mobile .qr-float-label { color: var(--text-3); }
        .hero-qr-mobile .qr-float-sub { color: var(--text-3); }
        .hero-qr-mobile .chip-1 {
            position: static;
            display: inline-flex;
            margin: 0 auto 14px;
            animation: none;
        }
        .hero-qr-mobile-hint {
            font-size: .9rem;
            color: var(--text-2);
            margin-bottom: 20px;
        }

        /* ===== FEATURES ===== */
        #features { background: #fff; }
        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
            gap: 22px;
        }
        .feat-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--r-lg);
            padding: 30px 26px;
            transition: box-shadow .2s, transform .2s;
        }
        .feat-card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }
        .feat-icon {
            width: 48px; height: 48px;
            border-radius: var(--r-md);
            display: flex; align-items: center; justify-content: center;
            background: rgba(0,119,204,.08);
            color: var(--primary);
            margin-bottom: 18px;
            flex-shrink: 0;
        }
        .feat-icon svg { width: 22px; height: 22px; stroke: var(--primary); }
        .feat-card h3 {
            font-family: 'Plus Jakarta Sans', sans-serif;
            font-size: 1.02rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 9px;
        }
        .feat-card p { font-size: .91rem; color: var(--text-2); line-height: 1.68; text-align: left; }

        /* ===== USE CASES – HORIZONTAL SCROLL ===== */
        #usecases { background: var(--surface); --uc-tile-height: 380px; }

        .uc-scroll-outer {
            position: relative;
        }
        /* fading edge masks */
        .uc-scroll-outer::before,
        .uc-scroll-outer::after {
            content: '';
            position: absolute;
            top: 0; bottom: 20px;
            width: 48px;
            z-index: 2;
            pointer-events: none;
        }
        .uc-scroll-outer::before { left: 0; background: linear-gradient(to right, var(--surface), transparent); }
        .uc-scroll-outer::after  { right: 0; background: linear-gradient(to left,  var(--surface), transparent); }

        .uc-track {
            display: flex;
            align-items: stretch;
            gap: 20px;
            overflow-x: auto;
            scroll-snap-type: x mandatory;
            scroll-behavior: smooth;
            padding: 8px 24px 24px;
            /* hide scrollbar on Firefox */
            scrollbar-width: thin;
            scrollbar-color: var(--accent) var(--border);
            cursor: grab;
        }
        .uc-track:active { cursor: grabbing; }
        .uc-track::-webkit-scrollbar { height: 5px; }
        .uc-track::-webkit-scrollbar-track { background: var(--border); border-radius: 3px; }
        .uc-track::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 3px; }

        .uc-card {
            flex-shrink: 0;
            width: 328px;
            height: var(--uc-tile-height);
            min-height: var(--uc-tile-height);
            scroll-snap-align: start;
            background: #fff;
            border-radius: var(--r-xl);
            border: 1px solid var(--border);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: box-shadow .25s, transform .25s;
            display: flex;
            flex-direction: column;
            box-sizing: border-box;
        }
        .uc-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-3px); }

        /* Serial group card tints (1, 2, 3 … same shade per series) */
        .uc-card.uc-series-intro { background: #fff; border-color: var(--border); }
        .uc-card.uc-series-1 { background: #f4f9ff; border-color: #c5daf5; }
        .uc-card.uc-series-2 { background: #f2fbf6; border-color: #bfe9d4; }
        .uc-card.uc-series-3 { background: #f0faf8; border-color: #b8e6de; }
        .uc-card.uc-series-4 { background: #f7f4ff; border-color: #d4c9f5; }
        .uc-card.uc-series-5 { background: #fffaf3; border-color: #f5ddb8; }
        .uc-card.uc-series-6 { background: #fff5f8; border-color: #f5c2d4; }
        .uc-card.uc-series-7 { background: #f6faf0; border-color: #d4e8b8; }
        .uc-card.uc-series-1 .uc-emoji { background: rgba(0, 90, 180, 0.12); }
        .uc-card.uc-series-2 .uc-emoji { background: rgba(0, 140, 90, 0.12); }
        .uc-card.uc-series-3 .uc-emoji { background: rgba(0, 130, 120, 0.12); }
        .uc-card.uc-series-4 .uc-emoji { background: rgba(90, 60, 180, 0.12); }
        .uc-card.uc-series-5 .uc-emoji { background: rgba(200, 120, 0, 0.12); }
        .uc-card.uc-series-6 .uc-emoji { background: rgba(180, 60, 100, 0.12); }
        .uc-card.uc-series-7 .uc-emoji { background: rgba(80, 140, 40, 0.12); }

        .uc-series-divider {
            flex-shrink: 0;
            scroll-snap-align: start;
            width: 328px;
            height: var(--uc-tile-height);
            min-height: var(--uc-tile-height);
            display: flex;
            flex-direction: column;
            justify-content: flex-start;
            align-items: stretch;
            gap: 0;
            padding: 0 0 16px;
            border-radius: var(--r-xl);
            border: 2px dashed;
            box-sizing: border-box;
            overflow: hidden;
        }
        .uc-series-head {
            padding: 20px 20px 0;
            display: flex;
            align-items: center;
            gap: 14px;
            flex-shrink: 0;
        }
        .uc-series-id {
            font-family: 'Plus Jakarta Sans', sans-serif;
            font-size: 2rem;
            font-weight: 800;
            line-height: 1;
            flex-shrink: 0;
            min-width: 2rem;
            opacity: 0.95;
        }
        .uc-series-head-text {
            flex: 1;
            min-width: 0;
        }
        .uc-series-body {
            flex: 1;
            display: flex;
            flex-direction: column;
            min-height: 0;
            padding: 0 20px;
        }
        .uc-series-divider .uc-title { color: var(--text); }
        .uc-series-divider .uc-title.uc-series-title-link {
            color: inherit;
            text-decoration: underline;
            text-underline-offset: 3px;
            text-decoration-color: currentColor;
        }
        .uc-series-divider-1 { background: #e8f2fd; border-color: #9ec5ef; color: #1e4a7a; }
        .uc-series-divider-2 { background: #e6f7ef; border-color: #8fd4b4; color: #1a5c40; }
        .uc-series-divider-3 { background: #e3f5f1; border-color: #7ecbbc; color: #1a5248; }
        .uc-series-divider-4 { background: #ece8fc; border-color: #b9a8ef; color: #3d2a7a; }
        .uc-series-divider-5 { background: #fef3e4; border-color: #f0c987; color: #7a4f12; }
        .uc-series-divider-6 { background: #fce8ef; border-color: #e8a8c0; color: #7a2040; }
        .uc-series-divider-7 { background: #edf5e3; border-color: #b8d490; color: #3d5c1a; }
        .uc-series-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 5px;
            margin-top: 8px;
            width: 100%;
        }
        .uc-series-tag {
            font-size: .65rem;
            padding: 2px 8px;
            border-radius: 999px;
            background: rgba(0, 0, 0, 0.07);
            text-transform: capitalize;
            letter-spacing: 0.02em;
        }
        .uc-series-actions {
            align-self: stretch;
            padding-left: 20px;
            padding-right: 20px;
            box-sizing: border-box;
        }
        .uc-num-badge {
            display: inline-block;
            font-size: .66rem; font-weight: 800;
            padding: 2px 8px; border-radius: 999px;
            letter-spacing: .04em;
        }
        .uc-num-badge.uc-series-num-1 { background: #d6e8fb; color: #1a4a7a; }
        .uc-num-badge.uc-series-num-2 { background: #ccefe0; color: #1a5c40; }
        .uc-num-badge.uc-series-num-3 { background: #c5ebe3; color: #1a5248; }
        .uc-num-badge.uc-series-num-4 { background: #ddd0f7; color: #3d2a7a; }
        .uc-num-badge.uc-series-num-5 { background: #fde8c8; color: #7a4f12; }
        .uc-num-badge.uc-series-num-6 { background: #f9d4e3; color: #7a2040; }
        .uc-num-badge.uc-series-num-7 { background: #dcebc4; color: #3d5c1a; }
        .uc-num-badge.uc-num-sub { font-weight: 700; opacity: 0.92; }
        .uc-num-intro { font-size: .66rem; font-weight: 700; color: var(--text-3); text-transform: uppercase; letter-spacing: .06em; }

        .uc-head {
            padding: 20px 20px 0;
            display: flex;
            align-items: center;
            gap: 14px;
        }
        .uc-emoji {
            width: 48px; height: 48px;
            border-radius: var(--r-md);
            display: flex; align-items: center; justify-content: center;
            font-size: 1.6rem;
            flex-shrink: 0;
            background: rgba(0,119,204,.08);
        }
        .uc-num { font-size: .68rem; font-weight: 700; color: var(--text-3); text-transform: uppercase; letter-spacing: .06em; margin-bottom: 2px; }
        .uc-title { font-family: 'Plus Jakarta Sans', sans-serif; font-size: .96rem; font-weight: 700; color: var(--text); line-height: 1.3; }

        .uc-body { padding: 8px 20px 0; flex: 1; display: flex; flex-direction: column; min-height: 0; }
        .uc-body-mid {
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: center;
            min-height: 0;
            overflow: hidden;
            gap: 8px;
        }
        .uc-desc {
            font-size: .86rem;
            color: var(--text-2);
            line-height: 1.62;
            flex: 0 1 auto;
            min-height: 0;
            max-height: 100%;
            overflow-y: auto;
            text-align: justify;
            text-justify: inter-word;
            margin: 0;
        }

        .uc-demo {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 5px;
            font-family: inherit;
            font-size: .76rem;
            font-weight: 600;
            line-height: 1;
            color: var(--primary);
            background: rgba(0,119,204,.07);
            border: 1px solid rgba(0,119,204,.18);
            padding: 0 10px;
            height: 34px;
            border-radius: var(--r-sm);
            cursor: pointer;
            transition: background .2s;
            box-sizing: border-box;
            user-select: none;
            white-space: nowrap;
            flex-shrink: 0;
            vertical-align: middle;
        }
        .uc-demo:hover { background: rgba(0,119,204,.14); }
        button.uc-demo { appearance: none; -webkit-appearance: none; margin: 0; }

        .uc-buy {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 5px;
            font-size: .74rem;
            font-weight: 600;
            line-height: 1;
            color: #fff;
            background: var(--primary);
            border: 1px solid var(--primary);
            padding: 0 8px;
            height: 34px;
            border-radius: var(--r-sm);
            text-decoration: none;
            transition: background .2s, border-color .2s;
            box-sizing: border-box;
            user-select: none;
            white-space: nowrap;
            flex-shrink: 0;
        }
        .uc-buy:hover:not(:disabled) { background: var(--primary-dk); border-color: var(--primary-dk); }
        .uc-buy:disabled {
            opacity: 0.5;
            cursor: not-allowed;
        }
        button.uc-buy { appearance: none; -webkit-appearance: none; font-family: inherit; margin: 0; }

        .uc-actions {
            display: flex;
            align-items: center;
            justify-content: flex-start;
            width: 100%;
            gap: 8px;
            margin-top: 0;
            padding: 8px 6px 0;
            flex-wrap: nowrap;
            box-sizing: border-box;
            flex-shrink: 0;
        }
        .uc-actions-with-buy {
            justify-content: space-between;
            gap: 0;
        }
        .uc-actions-main {
            display: flex;
            align-items: center;
            gap: 8px;
            flex: 0 1 auto;
            min-width: 0;
        }
        .uc-actions-buy {
            margin-left: 16px;
            flex-shrink: 0;
        }
        .uc-qr-link {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            line-height: 1;
            border-radius: var(--r-sm);
            border: 1px solid var(--border);
            padding: 4px 4px 3px;
            background: #fff;
            transition: box-shadow .2s, border-color .2s;
            flex-shrink: 0;
            box-sizing: border-box;
            text-decoration: none;
        }
        .uc-qr-link:hover { box-shadow: var(--shadow-sm); border-color: rgba(0,119,204,.35); }
        .uc-qr-stack {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 2px;
        }
        .uc-qr-canvas { display: block; width: 56px; height: 56px; }
        .uc-qr-label {
            font-size: .58rem;
            font-weight: 700;
            color: var(--text-3);
            letter-spacing: .04em;
            text-transform: uppercase;
            line-height: 1;
        }

        .uc-demo-icon {
            width: 34px;
            min-width: 34px;
            padding: 0;
        }
        .uc-demo-icon svg { display: block; }

        .uc-share-wa {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            min-width: 34px;
            height: 34px;
            padding: 0;
            border: 1px solid rgba(37, 211, 102, 0.35);
            background: rgba(37, 211, 102, 0.08);
            border-radius: var(--r-sm);
            cursor: pointer;
            transition: background .18s, border-color .18s;
            flex-shrink: 0;
            box-sizing: border-box;
        }
        .uc-share-wa:hover { background: rgba(37, 211, 102, 0.16); border-color: rgba(37, 211, 102, 0.55); }
        .uc-share-wa svg { display: block; }
        button.uc-share-wa { appearance: none; -webkit-appearance: none; margin: 0; font-family: inherit; }

        /* scroll nav arrows */
        .scroll-arrows {
            display: flex;
            justify-content: flex-end;
            gap: 10px;
            margin-bottom: 16px;
        }
        .scroll-arrow {
            width: 42px; height: 42px;
            border-radius: 50%;
            background: #FF8C00; border: 2px solid #FF8C00;
            color: #fff; cursor: pointer;
            font-size: 1.05rem; font-weight: 700;
            display: flex; align-items: center; justify-content: center;
            transition: all .2s;
            box-shadow: 0 3px 12px rgba(255, 140, 0, 0.45);
        }
        .scroll-arrow:hover {
            background: #E67E00; border-color: #E67E00; color: #fff;
            transform: scale(1.06);
            box-shadow: 0 5px 16px rgba(255, 140, 0, 0.55);
        }
        .scroll-arrow:active { transform: scale(0.98); }

        /* "View all" link */
        .uc-footer { text-align: center; margin-top: 20px; }
        .uc-footer a {
            font-size: .88rem;
            font-weight: 600;
            color: var(--primary);
            border-bottom: 1.5px solid rgba(0,119,204,.3);
            padding-bottom: 2px;
            transition: border-color .2s;
        }
        .uc-footer a:hover { border-color: var(--primary); }

        /* ===== HOW IT WORKS ===== */
        #howitworks { background: #fff; }
        .steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 40px; position: relative; }
        .steps::before {
            content: '';
            position: absolute;
            top: 32px;
            left: calc(16% + 20px);
            right: calc(16% + 20px);
            height: 2px;
            background: linear-gradient(90deg, var(--accent), var(--primary));
            z-index: 0;
        }
        .step { text-align: center; position: relative; z-index: 1; }
        .step-num {
            width: 64px; height: 64px;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            border-radius: 50%;
            display: flex; align-items: center; justify-content: center;
            font-family: 'Plus Jakarta Sans', sans-serif;
            font-size: 1.5rem;
            font-weight: 800;
            color: #fff;
            margin: 0 auto 18px;
            box-shadow: 0 8px 24px rgba(0,119,204,.28);
        }
        .step h3 { font-family: 'Plus Jakarta Sans', sans-serif; font-size: 1.08rem; font-weight: 700; color: var(--text); margin-bottom: 9px; }
        .step p { font-size: .9rem; color: var(--text-2); line-height: 1.65; max-width: 240px; margin: 0 auto; text-align: center; }

        /* ===== ABOUT ===== */
        #about {
            background: linear-gradient(140deg, #0D1B2A 0%, #0c2544 100%);
            padding: 100px 0;
            color: #fff;
        }
        .about-inner {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 80px;
            align-items: center;
        }
        .about-text .section-tag { border-color: rgba(0,204,136,.35); }
        .about-text h2 {
            font-family: 'Plus Jakarta Sans', sans-serif;
            font-size: clamp(1.6rem, 3.5vw, 2.4rem);
            font-weight: 800;
            line-height: 1.22;
            color: #fff;
            margin-bottom: 18px;
        }
        .about-text p { font-size: .97rem; color: rgba(255,255,255,.7); line-height: 1.76; margin-bottom: 14px; }
        .about-text p:last-of-type { font-size: .85rem; color: rgba(255,255,255,.42); }
        .about-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
        .stat-card {
            background: rgba(255,255,255,.055);
            border: 1px solid rgba(255,255,255,.1);
            border-radius: var(--r-lg);
            padding: 22px 18px;
            text-align: center;
        }
        .stat-val {
            font-family: 'Plus Jakarta Sans', sans-serif;
            font-size: 1.9rem;
            font-weight: 800;
            color: var(--accent);
            line-height: 1;
            margin-bottom: 7px;
        }
        .stat-lbl { font-size: .78rem; color: rgba(255,255,255,.5); line-height: 1.4; }

        /* ===== CTA BAND ===== */
        #cta-band { background: var(--surface); }
        .cta-box {
            background: linear-gradient(135deg, var(--primary) 0%, #0a4a80 100%);
            border-radius: var(--r-xl);
            padding: 72px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-box::before {
            content: '';
            position: absolute;
            top: -50%; right: -8%;
            width: 420px; height: 420px;
            background: radial-gradient(ellipse, rgba(0,204,136,.2) 0%, transparent 60%);
            pointer-events: none;
        }
        .cta-box h2 {
            font-family: 'Plus Jakarta Sans', sans-serif;
            font-size: clamp(1.8rem, 4vw, 2.8rem);
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
            position: relative;
        }
        .cta-box p { font-size: 1.05rem; color: rgba(255,255,255,.75); margin-bottom: 34px; max-width: 460px; margin-left: auto; margin-right: auto; position: relative; }
        .cta-box .btn { position: relative; }

        /* ===== CONTACT ===== */
        .contact-cards {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 18px;
            max-width: 820px;
            margin: 0 auto;
        }
        .contact-chip-big {
            display: flex;
            align-items: center;
            gap: 16px;
            background: var(--surface);
            border: 1.5px solid var(--border);
            border-radius: var(--r-lg);
            padding: 20px 22px;
            text-decoration: none;
            transition: border-color .2s, box-shadow .2s, transform .2s;
        }
        .contact-chip-big:hover {
            border-color: var(--primary);
            box-shadow: 0 4px 18px rgba(0,119,204,.12);
            transform: translateY(-2px);
        }
        .cc-icon {
            width: 40px; height: 40px; flex-shrink: 0;
            background: rgba(0,119,204,.08); border-radius: var(--r-md);
            display: flex; align-items: center; justify-content: center;
            color: var(--primary);
        }
        .cc-icon svg { width: 18px; height: 18px; stroke: var(--primary); }
        .cc-label { font-size: .72rem; font-weight: 700; text-transform: uppercase; letter-spacing: .09em; color: var(--text-3); margin-bottom: 3px; }
        .cc-value { font-size: .94rem; font-weight: 600; color: var(--primary); }

        /* ===== FOOTER ===== */
        footer { background: var(--dark); color: rgba(255,255,255,.55); padding: 60px 0 30px; }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 44px;
            margin-bottom: 44px;
        }
        .footer-brand .logo { font-family: 'Plus Jakarta Sans', sans-serif; font-size: 1.25rem; font-weight: 800; color: #FFA500; margin-bottom: 11px; }
        .footer-brand p { font-size: .85rem; line-height: 1.65; max-width: 250px; }
        .footer-col h4 {
            font-size: .75rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: .1em;
            color: rgba(255,255,255,.8);
            margin-bottom: 14px;
        }
        .footer-links { list-style: none; display: flex; flex-direction: column; gap: 9px; }
        .footer-links a { font-size: .85rem; color: rgba(255,255,255,.5); transition: color .2s; }
        .footer-links a:hover { color: #fff; }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,.08);
            padding-top: 26px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }
        .footer-bottom p { font-size: .8rem; }
        /* ===== QR MODAL ===== */
        #popupModal {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(13,27,42,.78);
            backdrop-filter: blur(8px);
            z-index: 2000;
            justify-content: center;
            align-items: center;
            padding: 20px;
        }
        #popupModalContent {
            background: #fff;
            padding: 34px 30px 26px;
            border-radius: var(--r-xl);
            text-align: center;
            width: 100%;
            max-width: 380px;
            box-shadow: 0 32px 80px rgba(0,0,0,.35);
            position: relative;
            border-top: 5px solid var(--accent);
            animation: modal-pop .22s ease-out;
        }
        @keyframes modal-pop { from { opacity:0; transform:scale(.95) translateY(14px); } to { opacity:1; transform:scale(1) translateY(0); } }

        .closeBtn {
            position: absolute;
            top: 12px; right: 16px;
            font-size: 24px;
            color: var(--text-3);
            cursor: pointer;
            background: none;
            border: none;
            line-height: 1;
            padding: 0;
            transition: color .2s;
        }
        .closeBtn:hover { color: #ff4444; }

        #qrPopupHeading {
            font-family: 'Plus Jakarta Sans', sans-serif;
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--accent-dk);
            margin-bottom: 6px;
        }
        #qrIdLabel { font-size: .68rem; color: var(--text-3); font-family: monospace; margin-bottom: 14px; }
        #qrSpinner { font-size: .98rem; font-weight: 600; color: var(--accent-dk); padding: 22px 0; }
        #popupQR {
            margin: 0 auto 14px;
            padding: 14px;
            border: 1.5px solid var(--border);
            border-radius: var(--r-md);
            display: inline-block;
            background: #fff;
        }
        #qrCaption {
            margin-top: 7px;
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
            cursor: text;
            white-space: pre-wrap;
            word-break: break-word;
        }
        #qrUrl { font-size: .76rem; margin-bottom: 14px; }
        #qrUrl a { color: var(--primary); word-break: break-all; }
        #popupButtons { display: flex; gap: 7px; justify-content: center; flex-wrap: wrap; }
        #popupButtons button {
            font-family: 'Inter', sans-serif;
            font-size: .8rem;
            font-weight: 600;
            padding: 8px 13px;
            border-radius: var(--r-sm);
            border: none;
            cursor: pointer;
            background: var(--surface-2);
            color: var(--text);
            transition: background .2s;
        }
        #popupButtons button:hover { background: var(--border); }

        /* ===== SCROLL REVEAL ===== */
        .fade-up { opacity: 0; transform: translateY(26px); transition: opacity .55s ease, transform .55s ease; }
        .fade-up.in { opacity: 1; transform: translateY(0); }

        /* ===== RESPONSIVE ===== */
        @media (max-width: 900px) {
            .hero-inner { grid-template-columns: 1fr; }
            #hero .hero-visual { display: none; }
            .hero-qr-mobile { display: block; }
            .about-inner { grid-template-columns: 1fr; gap: 48px; }
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
            .contact-grid { grid-template-columns: 1fr; }
        }
        @media (max-width: 640px) {
            .section { padding: 64px 0; }
            .nav-links, .nav-cta { display: none; }
            #navToggle { display: flex; }
            .steps::before { display: none; }
            .footer-grid { grid-template-columns: 1fr; }
            .footer-bottom { flex-direction: column; text-align: center; }
            #popupModalContent { padding: 26px 18px 22px; }
            #popupButtons button { font-size: .76rem; padding: 8px 10px; }
        }
        @media (max-width: 400px) {
            .feat-card { padding: 22px 18px; }
        }

/* ===== CATEGORY PAGE ===== */
body.qrj-category .nav-logo-sub { font-size: .72rem; font-weight: 600; color: rgba(255,255,255,.45); display: block; line-height: 1.2; }
.uc-series-explore { display: inline-flex; align-items: center; gap: 4px; font-size: .78rem; font-weight: 700; color: var(--primary); margin-top: 10px; text-decoration: none; }
.uc-series-explore:hover { text-decoration: underline; }
.uc-series-divider .uc-series-explore { color: inherit; opacity: .9; }
.uc-series-title-link {
    color: inherit;
    text-decoration: underline;
    text-underline-offset: 3px;
    text-decoration-color: currentColor;
    transition: opacity .2s;
}
.uc-series-title-link:hover {
    opacity: 0.82;
}
.uc-series-title-link-external::after {
    content: ' ↗';
    font-size: .78em;
    font-weight: 700;
}
.uc-series-embed-links {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-top: 8px;
    width: 100%;
    flex-shrink: 0;
}
.uc-series-embed-link {
    display: flex;
    flex-direction: column;
    gap: 1px;
    font-size: .72rem;
    line-height: 1.35;
    text-decoration: none;
    border-left: 2px solid rgba(0, 119, 204, 0.45);
    padding: 4px 0 4px 8px;
    transition: border-color .18s, opacity .18s;
    word-break: break-all;
    color: inherit;
}
.uc-series-embed-link:hover {
    text-decoration: underline;
    border-left-color: var(--primary);
    opacity: 0.92;
}
.uc-series-embed-label {
    font-weight: 700;
    font-size: .64rem;
    text-transform: uppercase;
    letter-spacing: .05em;
    opacity: 0.85;
}
.uc-series-embed-url {
    font-weight: 600;
    opacity: 0.92;
}
.uc-series-divider .uc-series-embed-link {
    border-left-color: currentColor;
    opacity: 0.88;
}
.uc-series-divider .uc-series-embed-link:hover {
    opacity: 1;
}
#qrTemplateSelect { width: 100%; max-width: 280px; margin: 8px auto 12px; padding: 8px 10px; font-size: .85rem; border: 1px solid var(--border); border-radius: var(--r-sm); font-family: inherit; }
.qrj-tour-card { flex-shrink: 0; width: 328px; scroll-snap-align: start; }
.cat-main-link { font-size: .82rem; }

/* Category series accent on hero badge */
body.cat-series-1 .hero-badge { border-color: rgba(158, 197, 239, 0.45); background: rgba(232, 242, 253, 0.15); color: #9ec5ef; }
body.cat-series-2 .hero-badge { border-color: rgba(143, 212, 180, 0.45); background: rgba(230, 247, 239, 0.15); color: #8fd4b4; }
body.cat-series-3 .hero-badge { border-color: rgba(126, 203, 188, 0.45); background: rgba(227, 245, 241, 0.15); color: #7ecbbc; }
body.cat-series-4 .hero-badge { border-color: rgba(185, 168, 239, 0.45); background: rgba(236, 232, 252, 0.15); color: #b9a8ef; }
body.cat-series-5 .hero-badge { border-color: rgba(240, 201, 135, 0.45); background: rgba(254, 243, 228, 0.15); color: #f0c987; }
body.cat-series-6 .hero-badge { border-color: rgba(232, 168, 192, 0.45); background: rgba(252, 232, 239, 0.15); color: #e8a8c0; }
body.cat-series-7 .hero-badge { border-color: rgba(184, 212, 144, 0.45); background: rgba(237, 245, 227, 0.15); color: #b8d490; }

/* Series palette — matches main-page uc-series-divider / uc-card tints */
body.qrj-category.cat-series-1 { --series-bg: #e8f2fd; --series-border: #9ec5ef; --series-text: #1e4a7a; --series-accent: #2563b5; --series-accent-dk: #1a4a7a; --series-surface: #f4f9ff; }
body.qrj-category.cat-series-2 { --series-bg: #e6f7ef; --series-border: #8fd4b4; --series-text: #1a5c40; --series-accent: #0d8f5f; --series-accent-dk: #1a5c40; --series-surface: #f2fbf6; }
body.qrj-category.cat-series-3 { --series-bg: #e3f5f1; --series-border: #7ecbbc; --series-text: #1a5248; --series-accent: #0a8a7a; --series-accent-dk: #1a5248; --series-surface: #f0faf8; }
body.qrj-category.cat-series-4 { --series-bg: #ece8fc; --series-border: #b9a8ef; --series-text: #3d2a7a; --series-accent: #6b4fc7; --series-accent-dk: #3d2a7a; --series-surface: #f7f4ff; }
body.qrj-category.cat-series-5 { --series-bg: #fef3e4; --series-border: #f0c987; --series-text: #7a4f12; --series-accent: #c87800; --series-accent-dk: #7a4f12; --series-surface: #fffaf3; }
body.qrj-category.cat-series-6 { --series-bg: #fce8ef; --series-border: #e8a8c0; --series-text: #7a2040; --series-accent: #c23d6a; --series-accent-dk: #7a2040; --series-surface: #fff5f8; }
body.qrj-category.cat-series-7 { --series-bg: #edf5e3; --series-border: #b8d490; --series-text: #3d5c1a; --series-accent: #5a8f28; --series-accent-dk: #3d5c1a; --series-surface: #f6faf0; }

body.qrj-category .section-tag {
    color: var(--series-accent-dk);
    background: var(--series-bg);
    border-color: var(--series-border);
}
body.qrj-category .hero-badge {
    border-color: var(--series-border);
    background: color-mix(in srgb, var(--series-bg) 55%, transparent);
    color: color-mix(in srgb, var(--series-accent) 85%, #fff);
}
body.qrj-category .hero-badge .dot {
    background: var(--series-accent);
}
body.qrj-category .hero-headline .hl {
    background: linear-gradient(135deg, var(--series-accent), var(--series-border));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
body.qrj-category .trust-item svg {
    color: var(--series-accent);
}
body.qrj-category .btn-accent,
body.qrj-category .btn-primary {
    background: var(--series-accent);
    box-shadow: 0 4px 14px color-mix(in srgb, var(--series-accent) 35%, transparent);
}
body.qrj-category .btn-accent:hover,
body.qrj-category .btn-primary:hover {
    background: var(--series-accent-dk);
    box-shadow: 0 6px 20px color-mix(in srgb, var(--series-accent) 45%, transparent);
}
body.qrj-category #usecases {
    background: var(--series-surface);
}
body.qrj-category #usecases .uc-scroll-outer::before {
    background: linear-gradient(to right, var(--series-surface), transparent);
}
body.qrj-category #usecases .uc-scroll-outer::after {
    background: linear-gradient(to left, var(--series-surface), transparent);
}
body.qrj-category .uc-track {
    scrollbar-color: var(--series-accent) var(--series-border);
}
body.qrj-category .uc-track::-webkit-scrollbar-thumb {
    background: var(--series-accent);
}
body.qrj-category .scroll-arrow {
    background: var(--series-accent);
    border-color: var(--series-accent);
    box-shadow: 0 3px 12px color-mix(in srgb, var(--series-accent) 40%, transparent);
}
body.qrj-category .scroll-arrow:hover {
    background: var(--series-accent-dk);
    border-color: var(--series-accent-dk);
    box-shadow: 0 5px 16px color-mix(in srgb, var(--series-accent) 50%, transparent);
}
body.qrj-category .feat-icon {
    background: color-mix(in srgb, var(--series-accent) 12%, transparent);
    color: var(--series-accent);
}
body.qrj-category .feat-icon svg {
    stroke: var(--series-accent);
}
body.qrj-category .steps::before {
    background: linear-gradient(90deg, var(--series-accent), var(--series-border));
}
body.qrj-category .step-num {
    background: linear-gradient(135deg, var(--series-accent), var(--series-border));
    box-shadow: 0 8px 24px color-mix(in srgb, var(--series-accent) 30%, transparent);
}
body.qrj-category .about-text .section-tag {
    border-color: var(--series-border);
}
body.qrj-category .stat-val {
    color: var(--series-accent);
}
body.qrj-category .cta-box {
    background: linear-gradient(135deg, var(--series-accent) 0%, var(--series-accent-dk) 100%);
}
body.qrj-category .cta-box::before {
    background: radial-gradient(ellipse, color-mix(in srgb, var(--series-border) 35%, transparent) 0%, transparent 60%);
}
body.qrj-category .contact-chip-big:hover {
    border-color: var(--series-accent);
    box-shadow: 0 4px 18px color-mix(in srgb, var(--series-accent) 15%, transparent);
}
body.qrj-category .cc-value,
body.qrj-category #qrUrl a {
    color: var(--series-accent);
}
body.qrj-category .cc-icon {
    background: color-mix(in srgb, var(--series-accent) 10%, transparent);
}
body.qrj-category .cc-icon svg {
    stroke: var(--series-accent);
}
body.qrj-category #popupModalContent {
    border-top-color: var(--series-accent);
}
body.qrj-category #qrPopupHeading {
    color: var(--series-accent-dk);
}
body.qrj-category #qrSpinner {
    color: var(--series-accent-dk);
}
body.qrj-category .uc-series-title-link {
    color: inherit;
    text-decoration: none;
}
body.qrj-category .uc-series-title-link:hover {
    text-decoration: underline;
}