:root {
            --bg-1: #0f172a;
            --bg-2: #1e3a8a;
            --bg-3: #0ea5e9;
            --card: rgba(255, 255, 255, 0.94);
            --card-border: rgba(255, 255, 255, 0.55);
            --text: #1f2937;
            --muted: #6b7280;
            --primary: #0f6cbd;
            --primary-dark: #0a4f8a;
            --accent: #14b8a6;
            --warning: #fff3b0;
            --danger: #e11d48;
            --shadow: 0 20px 60px rgba(15, 23, 42, 0.30);
            --shadow-soft: 0 10px 30px rgba(15, 23, 42, 0.12);
            --radius-xl: 24px;
            --radius-lg: 18px;
            --radius-md: 12px;
        }

        * { box-sizing: border-box; }

        body {
            margin: 0;
            padding: 32px;
            font-family: "Segoe UI", Arial, sans-serif;
            color: var(--text);
            background:
                radial-gradient(circle at top left, rgba(14,165,233,0.35), transparent 28%),
                radial-gradient(circle at bottom right, rgba(20,184,166,0.25), transparent 30%),
                linear-gradient(135deg, var(--bg-1) 0%, var(--bg-2) 55%, var(--bg-3) 100%);
            min-height: 100vh;
        }

        .box {
            max-width: 1180px;
            margin: 0 auto;
            padding: 38px;
            background: var(--card);
            border: 1px solid var(--card-border);
            border-radius: var(--radius-xl);
            box-shadow: var(--shadow);
        }

        h1 {
            margin: 0 0 24px 0;
            font-size: 34px;
            font-weight: 800;
            font-style: italic;
            color: #0f6cbd;
        }

        h2 {
            position: relative;
            margin: 40px 0 18px 0;
            padding: 0 0 12px 0;
            font-size: 21px;
            font-weight: 800;
            color: #0f6cbd;
        }

        h2::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 72px;
            height: 4px;
            border-radius: 999px;
            background: linear-gradient(90deg, #0f6cbd 0%, #14b8a6 100%);
        }

        a {
            color: var(--primary);
            text-decoration: none;
        }

        .back-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 18px;
            padding: 10px 16px;
            background: #eef6ff;
            border: 1px solid #d6eaff;
            border-radius: 999px;
            font-weight: 600;
        }

        .intro, .redevance {
            background: linear-gradient(180deg, #ffffff 0%, #f8fbfd 100%);
            border: 1px solid #e5eef5;
            border-radius: var(--radius-lg);
            padding: 22px 24px;
            margin-bottom: 24px;
            box-shadow: var(--shadow-soft);
            line-height: 1.7;
        }

        .intro {
            background: linear-gradient(135deg, #fffef2 0%, #fff9db 100%);
            border: 1px solid #f8e58f;
        }

        .email-line {
            display: block;
            margin: 0 0 30px 0;
            padding: 18px 22px;
            text-align: center;
            font-size: 17px;
            color: #7c3f52;
            background: linear-gradient(135deg, #fff1f5 0%, #fff7fa 100%);
            border: 1px solid #ffd4e0;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-soft);
        }

        .form-grid, .row-2, .row-3 {
            display: grid;
            gap: 18px;
        }

        .form-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
        .row-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
        .row-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }

        .form-group {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

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

        label {
            font-size: 14px;
            font-weight: 700;
            color: #334155;
        }

        input[type="text"],
        input[type="email"],
        input[type="date"],
        input[type="time"],
        input[type="file"],
        textarea,
        select {
            width: 100%;
            padding: 14px 15px;
            font-size: 14px;
            color: var(--text);
            background: #ffffff;
            border: 1px solid #d6dee8;
            border-radius: var(--radius-md);
            outline: none;
        }

        textarea {
            min-height: 110px;
            resize: vertical;
            line-height: 1.5;
        }

        .checkbox-list {
            display: grid;
            gap: 14px;
            margin-top: 10px;
        }

        .checkbox-item {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            padding: 14px 16px;
            background: #f8fbff;
            border: 1px solid #e1edf7;
            border-radius: 12px;
        }

        .checkbox-item label {
            margin: 0;
            font-weight: 600;
        }

        .note-yellow {
            display: inline-block;
            padding: 7px 10px;
            border-radius: 999px;
            background: linear-gradient(135deg, #fff3a3 0%, #ffe17d 100%);
            color: #8a4b00;
            font-weight: 800;
            font-size: 13px;
            box-shadow: 0 8px 18px rgba(255, 193, 7, 0.18);
        }

        .actions {
            display: flex;
            gap: 15px;
            flex-wrap: wrap;
            justify-content: flex-end;
            margin-top: 35px;
        }

        .btn {
            border: none;
            border-radius: 14px;
            padding: 14px 22px;
            font-size: 15px;
            font-weight: 800;
            cursor: pointer;
        }

        .btn-primary {
            color: #fff;
            background: linear-gradient(135deg, #0f6cbd 0%, #0ea5e9 100%);
        }

        .btn-secondary {
            color: #334155;
            background: linear-gradient(135deg, #eef2f7 0%, #dfe7ef 100%);
        }

        @media screen and (max-width: 900px) {
            body { padding: 18px; }
            .box { padding: 24px; }
            .form-grid, .row-2, .row-3 { grid-template-columns: 1fr; }
            .actions { flex-direction: column; }
            .btn { width: 100%; }
        }