/* ========================================
   表单样式 - 专业版 v2.0
   ======================================== */

/* ==================== 当事人部分 ==================== */
.party-section {
    margin: 36px 0;
    padding: 28px;
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--white) 100%);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xs);
    transition: all var(--transition-base);
}

.party-section:hover {
    border-color: var(--primary-300);
    box-shadow: var(--shadow-md);
}

.party-title {
    font-size: 19px;
    font-weight: 700;
    margin-bottom: 24px;
    color: var(--gray-900);
    letter-spacing: -0.3px;
}

.party-list {
    display: flex;
    flex-direction: column;
    gap: 18px;
    margin-bottom: 18px;
}

.party-card {
    background: var(--white);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 24px;
    position: relative;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-xs);
}

.party-card:hover {
    border-color: var(--primary-400);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.party-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.party-card-title {
    font-weight: 700;
    color: var(--gray-800);
    font-size: 17px;
    letter-spacing: -0.2px;
}

.btn-remove-party {
    background: none;
    border: none;
    color: var(--danger);
    cursor: pointer;
    padding: 8px 14px;
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.btn-remove-party:hover {
    background: linear-gradient(135deg, var(--danger-light) 0%, #fecaca 100%);
    transform: scale(1.05);
}

.btn-remove-party svg {
    width: 16px;
    height: 16px;
    stroke-width: 2.5;
}

.btn-add-party {
    width: 100%;
    margin-top: 12px;
    border: 2px dashed var(--gray-300);
    background: var(--white);
    color: var(--primary-600);
    font-weight: 600;
}

.btn-add-party:hover {
    border-color: var(--primary-600);
    background: var(--primary-50);
}

.input-method-selector {
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 2px solid var(--gray-200);
}

.radio-group {
    display: flex;
    gap: 24px;
}

.radio-group label {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 500;
    cursor: pointer;
    font-size: 15px;
    color: var(--gray-700);
    padding: 10px 16px;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.radio-group label:hover {
    background: var(--gray-50);
}

.radio-group input[type="radio"] {
    cursor: pointer;
    width: 18px;
    height: 18px;
    accent-color: var(--primary-600);
}

.upload-identity-area {
    border: 3px dashed var(--gray-300);
    border-radius: var(--radius-lg);
    padding: 40px 24px;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-base);
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--white) 100%);
}

.upload-identity-area:hover {
    border-color: var(--primary-500);
    background: linear-gradient(135deg, var(--primary-50) 0%, var(--white) 100%);
    transform: scale(1.02);
}

.manual-input-area {
    display: grid;
    gap: 18px;
}

.input-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
}

.input-row .form-group {
    margin-bottom: 0;
}

/* ==================== 表单控件 ==================== */
.form-group {
    margin-bottom: 28px;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

label {
    display: block;
    font-weight: 600;
    font-size: 15px;
    color: var(--gray-800);
    margin-bottom: 10px;
    letter-spacing: -0.1px;
}

label.required::after {
    content: '*';
    color: var(--danger);
    margin-left: 5px;
    font-weight: 700;
}

.form-control {
    width: 100%;
    padding: 13px 18px;
    font-size: 15px;
    border: 2px solid var(--gray-300);
    border-radius: var(--radius-md);
    background: var(--white);
    color: var(--gray-800);
    transition: all var(--transition-base);
    outline: none;
    font-weight: 400;
}

.form-control:hover {
    border-color: var(--gray-400);
}

.form-control:focus {
    border-color: var(--primary-600);
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.1);
    background: var(--white);
}

.form-control::placeholder {
    color: var(--gray-400);
}

.form-control:disabled {
    background: var(--gray-100);
    cursor: not-allowed;
    border-color: var(--gray-200);
}

textarea.form-control {
    resize: vertical;
    min-height: 120px;
    font-family: inherit;
    line-height: 1.7;
}

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%236b7280'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2.5' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    background-size: 22px;
    padding-right: 44px;
    cursor: pointer;
    font-weight: 500;
}

.form-hint {
    display: block;
    font-size: 13px;
    color: var(--text-secondary);
    margin-top: 8px;
    line-height: 1.5;
}

.form-error {
    display: block;
    font-size: 13px;
    color: var(--danger);
    margin-top: 8px;
    font-weight: 600;
}

.form-control.error {
    border-color: var(--danger);
    background: var(--danger-light);
}

.form-control.error:focus {
    box-shadow: 0 0 0 4px rgba(239, 68, 68, 0.15);
}

/* ==================== 信息摘要卡片 ==================== */
.summary-card {
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--white) 100%);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 28px;
    margin-bottom: 36px;
    box-shadow: var(--shadow-sm);
}

.summary-card h3 {
    font-size: 19px;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--gray-900);
    letter-spacing: -0.3px;
}

.summary-content {
    display: grid;
    gap: 18px;
}

.summary-item {
    display: flex;
    gap: 16px;
    padding: 12px;
    background: var(--white);
    border-radius: var(--radius-sm);
}

.summary-label {
    font-weight: 600;
    color: var(--gray-600);
    min-width: 110px;
}

.summary-value {
    color: var(--gray-800);
    flex: 1;
    font-weight: 500;
}

.summary-value.empty {
    color: var(--gray-400);
    font-style: italic;
}

/* ==================== 生成按钮区域 ==================== */
.generate-area {
    text-align: center;
    padding: 48px 0;
}

/* ==================== 响应式调整 ==================== */
@media (max-width: 768px) {
    .form-row,
    .input-row {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .radio-group {
        flex-direction: column;
        gap: 12px;
    }

    .summary-item {
        flex-direction: column;
        gap: 6px;
    }

    .summary-label {
        min-width: auto;
    }

    .party-section {
        padding: 20px;
    }

    .party-card {
        padding: 18px;
    }
}