:root {
            --primary-color: #54B474;
            --primary-dark: #0099DF;
            --secondary-color: #6c757d;
            --success-color: #198754;
            --light-bg: #f4f7fb;
            --card-bg: rgba(255, 255, 255, 0.88);
            --border-color: rgba(255, 255, 255, 0.35);
            --text-dark: #1f2937;
            --text-muted: #6b7280;
            --shadow-soft: 0 20px 60px rgba(15, 23, 42, 0.10);
            --shadow-card: 0 12px 30px rgba(15, 23, 42, 0.08);
            --radius-xl: 24px;
            --radius-lg: 18px;
            --radius-md: 14px;
        }

        body {
            min-height: 100vh;
            background:
                radial-gradient(circle at top left, rgba(91, 108, 255, 0.18), transparent 30%),
                radial-gradient(circle at bottom right, rgba(25, 135, 84, 0.12), transparent 25%),
                linear-gradient(135deg, #eef4ff 0%, #f8fbff 45%, #f4f7fb 100%);
            font-family: "Segoe UI", Roboto, Arial, sans-serif;
            color: var(--text-dark);
        }

        .page-wrapper {
            min-height: 100vh;
            display: flex;
            align-items: center;
            padding: 40px 15px;
        }

        .hero-box {
            width: 100%;
            max-width: 980px;
            margin: 0 auto;
        }

        .main-card {
            border: 1px solid var(--border-color);
            border-radius: var(--radius-xl);
            background: var(--card-bg);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            box-shadow: var(--shadow-soft);
            overflow: hidden;
        }

        .hero-header {
            position: relative;
            padding: 48px 40px 30px;
            background: linear-gradient(135deg, rgba(84 ,180 , 116, 0.95), rgba(0,153,223, 0.92));
            color: #fff;
        }

        .hero-header::after {
            content: '';
            position: absolute;
            right: -60px;
            top: -60px;
            width: 220px;
            height: 220px;
            background: rgba(255, 255, 255, 0.08);
            border-radius: 50%;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.14);
            border: 1px solid rgba(255, 255, 255, 0.18);
            color: #fff;
            padding: 8px 14px;
            border-radius: 999px;
            font-size: 0.9rem;
            margin-bottom: 18px;
        }

        .hero-title {
            font-size: clamp(2rem, 4vw, 2.8rem);
            font-weight: 700;
            margin-bottom: 12px;
            line-height: 1.15;
            position: relative;
            z-index: 2;
        }

        .hero-text {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.88);
            max-width: 700px;
            margin: 0;
            position: relative;
            z-index: 2;
        }

        .content-area {
            padding: 36px 40px 40px;
        }

        .form-label {
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 10px;
        }

        .form-control {
            border-radius: 16px;
            border: 1px solid #dbe3ef;
            min-height: 58px;
            padding: 0.9rem 1rem;
            font-size: 1rem;
            background: #fff;
            box-shadow: none;
            transition: all 0.2s ease;
        }

        .form-control:focus {
            border-color: rgba(91, 108, 255, 0.55);
            box-shadow: 0 0 0 0.25rem rgba(91, 108, 255, 0.12);
        }

        .btn {
            border-radius: 16px;
            font-weight: 600;
            min-height: 58px;
            transition: all 0.2s ease;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
            border: none;
            box-shadow: 0 10px 25px rgba(91, 108, 255, 0.25);
        }

        .btn-primary:hover {
            transform: translateY(-1px);
            box-shadow: 0 14px 28px rgba(91, 108, 255, 0.28);
        }

        .btn-outline-secondary {
            border-radius: 12px;
            min-height: auto;
            padding: 0.55rem 1rem;
            font-weight: 600;
        }

        .section-divider {
            border: 0;
            height: 1px;
            background: linear-gradient(to right, transparent, #d8e1ee, transparent);
            margin: 32px 0;
        }

        .downloads-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 15px;
            margin-bottom: 20px;
            flex-wrap: wrap;
        }

        .downloads-title {
            font-size: 1.2rem;
            font-weight: 700;
            margin: 0;
            color: var(--text-dark);
        }

        .downloads-subtitle {
            margin: 4px 0 0;
            color: var(--text-muted);
            font-size: 0.95rem;
        }

        .download-card {
            border: 1px solid rgba(220, 227, 237, 0.8);
            border-radius: 20px;
            background: #fff;
            box-shadow: var(--shadow-card);
            transition: all 0.25s ease;
            overflow: hidden;
            height: 100%;
        }

        .download-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 20px 40px rgba(15, 23, 42, 0.12);
        }

        .download-card .card-body {
            padding: 24px;
        }

        .download-icon {
            width: 52px;
            height: 52px;
            border-radius: 16px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, rgba(91, 108, 255, 0.12), rgba(91, 108, 255, 0.2));
            color: var(--primary-color);
            font-size: 1.35rem;
            margin-bottom: 16px;
            font-weight: 700;
        }

        .card-title {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 10px;
        }

        .card-text {
            color: var(--text-muted);
            line-height: 1.6;
            min-height: 72px;
        }

        .info-box {
            background: #f8fafc;
            border: 1px solid #e8eef7;
            border-radius: 16px;
            padding: 14px 16px;
            margin-bottom: 18px;
        }

        .info-item {
            display: flex;
            justify-content: space-between;
            gap: 10px;
            font-size: 0.95rem;
            padding: 6px 0;
        }

        .info-item span:first-child {
            color: var(--text-muted);
            font-weight: 500;
        }

        .info-item span:last-child {
            color: var(--text-dark);
            font-weight: 600;
            text-align: right;
        }

        .download-btn {
            min-height: 50px;
            border-radius: 14px;
            font-weight: 600;
        }

        .hidden-area {
            display: none;
        }

        .footer-note {
            margin-top: 24px;
            text-align: center;
            color: var(--text-muted);
            font-size: 0.9rem;
        }

        @media (max-width: 767.98px) {
            .hero-header,
            .content-area {
                padding: 28px 22px;
            }

            .hero-title {
                font-size: 1.8rem;
            }

            .btn,
            .form-control {
                min-height: 54px;
            }
        }