:root {
            --gold-1: #be8511;
            --gold-2: #94660d;
            --gold-light: #f4c542;
            --card-bg: #ffffff;
            --muted: #7b7b9a;
        }

        * {
            box-sizing: border-box;
        }

        body {
            font-family: 'Poppins', sans-serif;
            margin: 0;
            background: linear-gradient(135deg, var(--gold-1), var(--gold-2));
            color: #222;
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 24px;
        }

        .wrap {
            width: 100%;
            max-width: 1100px;
            background: var(--card-bg);
            border-radius: 20px;
            box-shadow: 0 18px 40px rgba(0, 0, 0, 0.2);
            overflow: hidden;
            display: grid;
            grid-template-columns: 1fr 1fr;
        }

        /* LEFT PANEL */
        .left {
            background: linear-gradient(180deg, var(--gold-light) 0%, var(--gold-1) 100%);
            color: #fff;
            padding: 48px 40px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .logo-area {
            margin-bottom: 30px;
        }

        .logo-area img {
            max-width: 160px;
            height: auto;
            filter: brightness(0) invert(1);
        }

        .event-info h1 {
            margin: 0;
            font-size: 30px;
            font-weight: 700;
            line-height: 1.2;
        }

        .event-info p.lead {
            margin-top: 12px;
            font-size: 15px;
            opacity: 0.95;
            max-width: 360px;
        }

        .event-detail {
            margin-top: 24px;
            background: rgba(255, 255, 255, 0.15);
            padding: 18px;
            border-radius: 12px;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
            width: fit-content;
        }

        .event-detail h3 {
            margin: 0;
            font-size: 18px;
            color: #fff;
        }

        .event-detail p {
            margin: 6px 0 0;
            font-size: 14px;
            opacity: 0.95;
        }

        .brochure {
            margin-top: 24px;
            text-align: center;
            opacity: 0;
            transform: translateY(20px);
            animation: fadeIn 1.2s ease forwards;
        }

        .brochure img {
            width: 100%;
            max-width: 400px;
            border-radius: 14px;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.25);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .brochure img:hover {
            transform: scale(1.03);
            box-shadow: 0 12px 30px rgba(0, 0, 0, 0.35);
        }

        /* RIGHT PANEL */
        .right {
            background: #faf9f7;
            padding: 48px 40px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .card-title {
            display: flex;
            flex-direction: column;
            gap: 6px;
            margin-bottom: 18px;
        }

        .title-header {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }

        .title-header .badge {
            background: var(--gold-1);
            color: #fff;
            padding: 8px 16px;
            border-radius: 10px;
            font-weight: 600;
            font-size: 13px;
            letter-spacing: 0.3px;
        }

        .title-header h2 {
            margin: 0;
            font-size: 24px;
            font-weight: 600;
            color: var(--gold-2);
        }

        .title-sub {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
        }

        .title-sub .small-note {
            font-size: 13px;
            color: #6b6b86;
        }

        .title-sub .greeting {
            font-size: 15px;
            font-weight: 600;
            color: var(--gold-1);
        }

        /* FORM ELEMENTS */
        label {
            display: block;
            font-size: 13px;
            font-weight: 500;
            color: var(--muted);
            margin-bottom: 6px;
        }

        input,
        select,
        textarea {
            width: 100%;
            padding: 12px 14px;
            border: 1px solid #ddd;
            border-radius: 10px;
            font-size: 14px;
            background: #fff;
            transition: 0.25s;
        }

        input:focus,
        select:focus,
        textarea:focus {
            outline: none;
            border-color: var(--gold-1);
            box-shadow: 0 4px 14px rgba(190, 133, 17, 0.25);
        }
        input:disabled,
        select:disabled,
        textarea:disabled {
            background-color: #f5f5f5; /* abu-abu muda */
            color: #888; /* teks agak pudar */
            border-color: #ddd;
            cursor: not-allowed; /* tunjukkan tidak bisa diklik */
            opacity: 0.8; /* sedikit transparan */
        }

        /* Jika ingin efek hover tetap netral saat disabled */
        input:disabled:hover,
        select:disabled:hover,
        textarea:disabled:hover {
            box-shadow: none;
            border-color: #ddd;
        }
        #regForm {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 12px;
            margin-top: 16px;
        }

        .full {
            grid-column: 1 / -1;
        }

        /* AUTOFILL BOX */
        .autofill-box {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 10px;
            padding: 10px 14px;
            background: #fffbea;
            border: 1px solid var(--gold-light);
            border-radius: 10px;
        }

        .autofill-box input[type="checkbox"] {
            width: 18px;
            height: 18px;
            accent-color: var(--gold-1);
            cursor: pointer;
        }

        .autofill-box label {
            margin: 0;
            font-size: 14px;
            font-weight: 500;
            color: #5c4b1e;
            cursor: pointer;
        }

        /* PHONE GROUP */
        .phone-group {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .phone-group select {
            width: 100%;
        }

        .phone-group input {
            width: 100%;
        }

        /* BUTTONS */
        .actions {
            display: flex;
            justify-content: flex-end;
            align-items: center;
            gap: 12px;
            margin-top: 8px;
        }

        .btn-primary {
            background: var(--gold-1);
            color: #fff;
            padding: 8px 20px;
            font-size: 10pt;
            border: none;
            border-radius: 10px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            text-decoration: none;
        }

        .btn-primary:hover {
            background: var(--gold-2);
            box-shadow: 0 8px 20px rgba(148, 102, 13, 0.3);
        }

        .btn-ghost {
            background: transparent;
            color: var(--gold-1);
            border: 1px solid var(--gold-1);
            padding: 10px 16px;
            border-radius: 10px;
            font-weight: 500;
            cursor: pointer;
            transition: 0.3s;
        }

        .btn-ghost:hover {
            background: var(--gold-1);
            color: #fff;
        }

        
        /* ANIMATION */
        @keyframes fadeIn {
            from {
                opacity: 0;
                transform: translateY(20px);
            }

            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        /* RESPONSIVE */
        @media(max-width: 900px) {
            .wrap {
                grid-template-columns: 1fr;
            }

            .left {
                text-align: center;
                padding: 28px;
            }

            .logo-area img {
                margin: 0 auto 20px;
            }

            .event-info p.lead {
                max-width: none;
            }

            .right {
                padding: 28px;
            }

            #regForm {
                grid-template-columns: 1fr;
            }

            .actions {
                justify-content: center;
            }

            .small-note {
                text-align: center;
            }

            .brochure img {
                max-width: 90%;
            }
        }

        @media(max-width: 768px) {
            .phone-group {
                flex-direction: column;
                gap: 8px;
            }

            .phone-group select {
                width: 100%;
            }
        }

        @media(max-width: 600px) {
            .title-sub {
                flex-direction: column;
                align-items: flex-start;
            }
        }