* {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
        }

        body {
            background-color: #fcfcfc;
            color: #333;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }

        header {
            width: 100%;
            padding: 20px;
            display: flex;
            justify-content: flex-start;
            background-color: #ffffff;
            border-bottom: 1px solid #f0f0f0;
        }

        .logo {
            font-size: 24px;
            font-weight: 900;
            color: #38c933;
            letter-spacing: -0.5px;
            margin-left: 10%;
        }

        .main-container {
            flex: 1;
            display: flex;
            flex-direction: column;
            align-items: center;
            padding: 40px 20px;
            width: 100%;
            max-width: 600px;
            margin: 0 auto;
        }

        .progress-wrapper {
            width: 100%;
            margin-bottom: 40px;
        }

        .progress-info {
            display: flex;
            justify-content: space-between;
            font-size: 12px;
            color: #888;
            margin-bottom: 8px;
            font-weight: 500;
        }

        .progress-info .percent {
            color: #38c933;
            font-weight: bold;
        }

        .progress-bar-bg {
            width: 100%;
            height: 6px;
            background-color: #ebebeb;
            border-radius: 3px;
            overflow: hidden;
        }

        .progress-bar-fill {
            height: 100%;
            background-color: #38c933;
            width: 21%;
            transition: width 0.3s ease;
        }

        .step {
            width: 100%;
            display: none;
            animation: fadeIn 0.4s ease forwards;
        }

        .step.active {
            display: block;
        }

        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(10px); }
            to { opacity: 1; transform: translateY(0); }
        }

        h2 {
            font-size: 22px;
            font-weight: 700;
            text-align: center;
            margin-bottom: 30px;
            color: #111;
        }

        .grid-options {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 12px;
            width: 100%;
            margin-bottom: 30px;
        }

        .option-btn {
            background-color: #ffffff;
            border: 1px solid #e0e0e0;
            border-radius: 8px;
            padding: 16px 12px;
            font-size: 14px;
            color: #444;
            cursor: pointer;
            text-align: center;
            font-weight: 500;
            transition: all 0.2s ease;
            display: flex;
            align-items: center;
            justify-content: center;
            min-height: 55px;
        }

        .option-btn:hover {
            border-color: #38c933;
            background-color: #f7fff7;
        }

        .option-btn.selected {
            border-color: #38c933;
            background-color: #f4fbf4;
            color: #279623;
            font-weight: 600;
            box-shadow: 0 0 0 1px #38c933;
        }

        .amount-card {
            background: #ffffff;
            border: 1px solid #e0e0e0;
            border-radius: 8px;
            padding: 16px 20px;
            width: 100%;
            margin-bottom: 30px;
        }

        .amount-label {
            font-size: 11px;
            color: #aaa;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            margin-bottom: 4px;
        }

        .amount-value {
            font-size: 20px;
            font-weight: bold;
            color: #222;
            margin-bottom: 12px;
        }

        .slider-container {
            width: 100%;
            padding: 10px 0;
        }

        .slider {
            -webkit-appearance: none;
            width: 100%;
            height: 5px;
            border-radius: 3px;
            background: #ebebeb;
            outline: none;
        }

        .slider::-webkit-slider-thumb {
            -webkit-appearance: none;
            appearance: none;
            width: 22px;
            height: 22px;
            border-radius: 50%;
            background: #38c933;
            cursor: pointer;
            box-shadow: 0 2px 6px rgba(0,0,0,0.15);
            transition: transform 0.1s;
        }

        .slider::-webkit-slider-thumb:hover {
            transform: scale(1.1);
        }

        .form-group {
            width: 100%;
            margin-bottom: 22px;
            position: relative;
        }

        .field-container {
            position: relative;
            background: #ffffff;
            border: 1px solid #e0e0e0;
            border-radius: 8px;
            padding: 10px 16px;
            transition: border-color 0.2s;
        }

        .field-container.focused {
            border-color: #38c933;
        }

        .field-container.error {
            border-color: #ff4d4d;
        }

        .field-label {
            font-size: 11px;
            color: #aaa;
            display: block;
            margin-bottom: 2px;
        }

        .field-input {
            width: 100%;
            border: none;
            outline: none;
            font-size: 16px;
            color: #333;
            background: transparent;
        }

        .input-control {
            width: 100%;
            padding: 16px;
            border: 1px solid #e0e0e0;
            border-radius: 8px;
            font-size: 15px;
            outline: none;
            background-color: #ffffff;
            transition: border-color 0.2s;
        }

        .input-control:focus {
            border-color: #38c933;
        }

        .input-control.error {
            border-color: #ff4d4d;
        }

        .error-msg {
            color: #ff4d4d;
            font-size: 12px;
            margin-top: 5px;
            display: none;
            padding-left: 4px;
        }

        .date-box-row {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 1px;
            background-color: #e0e0e0;
            border: 1px solid #e0e0e0;
            border-radius: 8px;
            overflow: hidden;
        }

        .date-box-row.error {
            border-color: #ff4d4d;
        }

        .date-cell {
            background-color: #ffffff;
            padding: 10px 14px;
        }

        .date-cell-input {
            width: 100%;
            border: none;
            outline: none;
            font-size: 16px;
            color: #333;
            margin-top: 2px;
        }

        .phone-box {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .phone-prefix {
            font-size: 16px;
            color: #333;
            font-weight: 500;
            user-select: none;
        }

        .select-control {
            width: 100%;
            padding: 16px;
            border: 1px solid #e0e0e0;
            border-radius: 8px;
            font-size: 15px;
            outline: none;
            background-color: #ffffff;
            appearance: none;
            background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%23aaa' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><polyline points='6 9 12 15 18 9'></polyline></svg>");
            background-repeat: no-repeat;
            background-position: right 16px center;
            background-size: 16px;
            color: #333;
        }

        .select-control:focus {
            border-color: #38c933;
        }

        .select-control.error {
            border-color: #ff4d4d;
        }

        .checkbox-container {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            margin-bottom: 16px;
            cursor: pointer;
            font-size: 12px;
            color: #666;
            line-height: 1.4;
            text-align: left;
        }

        .checkbox-container input {
            margin-top: 2px;
        }

        .checkbox-container a {
            color: #38c933;
            text-decoration: none;
        }

        .actions-wrapper {
            display: flex;
            gap: 12px;
            width: 100%;
            align-items: center;
            margin-top: 10px;
        }

        .back-btn {
            background-color: #ffffff;
            border: 1px solid #e0e0e0;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            transition: background-color 0.2s;
        }

        .back-btn:hover {
            background-color: #f5f5f5;
        }

        .back-btn svg {
            width: 20px;
            height: 20px;
            stroke: #555;
            stroke-width: 2.5;
            fill: none;
        }

        .submit-btn {
            flex: 1;
            background-color: #38c933;
            color: #ffffff;
            border: none;
            border-radius: 24px;
            padding: 14px;
            font-size: 16px;
            font-weight: bold;
            cursor: pointer;
            transition: background-color 0.2s;
            text-align: center;
        }

        .submit-btn:hover {
            background-color: #2fb32a;
        }

        .badge-security {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            color: #38c933;
            font-size: 12px;
            font-weight: 500;
            margin-top: 25px;
            width: 100%;
        }

        .badge-security svg {
            width: 14px;
            height: 14px;
            fill: currentColor;
        }

        .legal-notice {
            font-size: 11px;
            color: #999;
            text-align: justify;
            line-height: 1.4;
            margin-top: 30px;
        }

        footer {
            width: 100%;
            padding: 20px;
            text-align: center;
            font-size: 11px;
            color: #aaa;
            background-color: #ffffff;
            border-top: 1px solid #f0f0f0;
            margin-top: auto;
        }

        footer a {
            color: #aaa;
            text-decoration: none;
            margin: 0 8px;
        }

        footer a:hover {
            text-decoration: underline;
        }

        .spinner-loader {
            border: 4px solid rgba(0, 0, 0, 0.1);
            width: 42px;
            height: 42px;
            border-radius: 50%;
            border-left-color: #38c933;
            animation: spin 1s linear infinite;
            margin: 20px auto;
        }

        @keyframes spin {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }